diff --git a/Documentation/admin-guide/pm/cpufreq.rst b/Documentation/admin-guide/pm/cpufreq.rst index 463cf7e73db80b3bf3f8a36afe91bcf3d7f0d429..7af83a92d2d6103ea3fb0a3a0425e994b29f7f53 100644 --- a/Documentation/admin-guide/pm/cpufreq.rst +++ b/Documentation/admin-guide/pm/cpufreq.rst @@ -237,6 +237,14 @@ are the following: This attribute is not present if the scaling driver in use does not support it. +``cpuinfo_cur_freq`` + Current frequency of the CPUs belonging to this policy as obtained from + the hardware (in KHz). + + This is expected to be the frequency the hardware actually runs at. + If that frequency cannot be determined, this attribute should not + be present. + ``cpuinfo_max_freq`` Maximum possible operating frequency the CPUs belonging to this policy can run at (in kHz). diff --git a/Documentation/devicetree/bindings/gpio/gpio-exar.txt b/Documentation/devicetree/bindings/gpio/gpio-exar.txt new file mode 100644 index 0000000000000000000000000000000000000000..4540d61824af8a3d9cccb33398876570d66fd6ab --- /dev/null +++ b/Documentation/devicetree/bindings/gpio/gpio-exar.txt @@ -0,0 +1,5 @@ +Exportable MPIO interface of Exar UART chips + +Required properties of the device: + - exar,first-pin: first exportable pins (0..15) + - ngpios: number of exportable pins (1..16) diff --git a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt index d3b6e1a4713a58d00692ab8bf2ae74f1956a40e3..5aa5926029ee7286c4cd2e41a446574c13102021 100644 --- a/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt +++ b/Documentation/devicetree/bindings/gpu/arm,mali-midgard.txt @@ -40,7 +40,7 @@ Optional properties: Example for a Mali-T760: gpu@ffa30000 { - compatible = "rockchip,rk3288-mali", "arm,mali-t760", "arm,mali-midgard"; + compatible = "rockchip,rk3288-mali", "arm,mali-t760"; reg = <0xffa30000 0x10000>; interrupts = , , diff --git a/Documentation/media/kapi/dtv-core.rst b/Documentation/media/kapi/dtv-core.rst index ff86bf0abeae9624c7dd2ae898bc4af464ddc6f9..de9a228aca8a862ff585b374a498bbc9d103ef1c 100644 --- a/Documentation/media/kapi/dtv-core.rst +++ b/Documentation/media/kapi/dtv-core.rst @@ -1,6 +1,31 @@ Digital TV (DVB) devices ------------------------ +Digital TV devices are implemented by several different drivers: + +- A bridge driver that is responsible to talk with the bus where the other + devices are connected (PCI, USB, SPI), bind to the other drivers and + implement the digital demux logic (either in software or in hardware); + +- Frontend drivers that are usually implemented as two separate drivers: + + - A tuner driver that implements the logic with commands the part of the + hardware with is reponsible to tune into a digital TV transponder or + physical channel. The output of a tuner is usually a baseband or + Intermediate Frequency (IF) signal; + + - A demodulator driver (a.k.a "demod") that implements the logic with + commands the digital TV decoding hardware. The output of a demod is + a digital stream, with multiple audio, video and data channels typically + multiplexed using MPEG Transport Stream [#f1]_. + +On most hardware, the frontend drivers talk with the bridge driver using an +I2C bus. + +.. [#f1] Some standards use TCP/IP for multiplexing data, like DVB-H (an + abandoned standard, not used anymore) and ATSC version 3.0 current + proposals. Currently, the DVB subsystem doesn't implement those standards. + Digital TV Common functions --------------------------- @@ -55,8 +80,141 @@ Digital TV Frontend The Digital TV Frontend kABI defines a driver-internal interface for registering low-level, hardware specific driver to a hardware independent frontend layer. It is only of interest for Digital TV device driver writers. -The header file for this API is named dvb_frontend.h and located in -drivers/media/dvb-core. +The header file for this API is named ``dvb_frontend.h`` and located in +``drivers/media/dvb-core``. + +Demodulator driver +^^^^^^^^^^^^^^^^^^ + +The demodulator driver is responsible to talk with the decoding part of the +hardware. Such driver should implement :c:type:`dvb_frontend_ops`, with +tells what type of digital TV standards are supported, and points to a +series of functions that allow the DVB core to command the hardware via +the code under ``drivers/media/dvb-core/dvb_frontend.c``. + +A typical example of such struct in a driver ``foo`` is:: + + static struct dvb_frontend_ops foo_ops = { + .delsys = { SYS_DVBT, SYS_DVBT2, SYS_DVBC_ANNEX_A }, + .info = { + .name = "foo DVB-T/T2/C driver", + .caps = FE_CAN_FEC_1_2 | + FE_CAN_FEC_2_3 | + FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | + FE_CAN_FEC_7_8 | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK | + FE_CAN_QAM_16 | + FE_CAN_QAM_32 | + FE_CAN_QAM_64 | + FE_CAN_QAM_128 | + FE_CAN_QAM_256 | + FE_CAN_QAM_AUTO | + FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_GUARD_INTERVAL_AUTO | + FE_CAN_HIERARCHY_AUTO | + FE_CAN_MUTE_TS | + FE_CAN_2G_MODULATION, + .frequency_min = 42000000, /* Hz */ + .frequency_max = 1002000000, /* Hz */ + .symbol_rate_min = 870000, + .symbol_rate_max = 11700000 + }, + .init = foo_init, + .sleep = foo_sleep, + .release = foo_release, + .set_frontend = foo_set_frontend, + .get_frontend = foo_get_frontend, + .read_status = foo_get_status_and_stats, + .tune = foo_tune, + .i2c_gate_ctrl = foo_i2c_gate_ctrl, + .get_frontend_algo = foo_get_algo, + }; + +A typical example of such struct in a driver ``bar`` meant to be used on +Satellite TV reception is:: + + static const struct dvb_frontend_ops bar_ops = { + .delsys = { SYS_DVBS, SYS_DVBS2 }, + .info = { + .name = "Bar DVB-S/S2 demodulator", + .frequency_min = 500000, /* KHz */ + .frequency_max = 2500000, /* KHz */ + .frequency_stepsize = 0, + .symbol_rate_min = 1000000, + .symbol_rate_max = 45000000, + .symbol_rate_tolerance = 500, + .caps = FE_CAN_INVERSION_AUTO | + FE_CAN_FEC_AUTO | + FE_CAN_QPSK, + }, + .init = bar_init, + .sleep = bar_sleep, + .release = bar_release, + .set_frontend = bar_set_frontend, + .get_frontend = bar_get_frontend, + .read_status = bar_get_status_and_stats, + .i2c_gate_ctrl = bar_i2c_gate_ctrl, + .get_frontend_algo = bar_get_algo, + .tune = bar_tune, + + /* Satellite-specific */ + .diseqc_send_master_cmd = bar_send_diseqc_msg, + .diseqc_send_burst = bar_send_burst, + .set_tone = bar_set_tone, + .set_voltage = bar_set_voltage, + }; + +.. note:: + + #) For satellite digital TV standards (DVB-S, DVB-S2, ISDB-S), the + frequencies are specified in kHz, while, for terrestrial and cable + standards, they're specified in Hz. Due to that, if the same frontend + supports both types, you'll need to have two separate + :c:type:`dvb_frontend_ops` structures, one for each standard. + #) The ``.i2c_gate_ctrl`` field is present only when the hardware has + allows controlling an I2C gate (either directly of via some GPIO pin), + in order to remove the tuner from the I2C bus after a channel is + tuned. + #) All new drivers should implement the + :ref:`DVBv5 statistics ` via ``.read_status``. + Yet, there are a number of callbacks meant to get statistics for + signal strength, S/N and UCB. Those are there to provide backward + compatibility with legacy applications that don't support the DVBv5 + API. Implementing those callbacks are optional. Those callbacks may be + removed in the future, after we have all existing drivers supporting + DVBv5 stats. + #) Other callbacks are required for satellite TV standards, in order to + control LNBf and DiSEqC: ``.diseqc_send_master_cmd``, + ``.diseqc_send_burst``, ``.set_tone``, ``.set_voltage``. + +.. |delta| unicode:: U+00394 + +The ``drivers/media/dvb-core/dvb_frontend.c`` has a kernel thread with is +responsible for tuning the device. It supports multiple algoritms to +detect a channel, as defined at enum :c:func:`dvbfe_algo`. + +The algorithm to be used is obtained via ``.get_frontend_algo``. If the driver +doesn't fill its field at struct :c:type:`dvb_frontend_ops`, it will default to +``DVBFE_ALGO_SW``, meaning that the dvb-core will do a zigzag when tuning, +e. g. it will try first to use the specified center frequency ``f``, +then, it will do ``f`` + |delta|, ``f`` - |delta|, ``f`` + 2 x |delta|, +``f`` - 2 x |delta| and so on. + +If the hardware has internally a some sort of zigzag algorithm, you should +define a ``.get_frontend_algo`` function that would return ``DVBFE_ALGO_HW``. + +.. note:: + + The core frontend support also supports + a third type (``DVBFE_ALGO_CUSTOM``), in order to allow the driver to + define its own hardware-assisted algorithm. Very few hardware need to + use it nowadays. Using ``DVBFE_ALGO_CUSTOM`` require to provide other + function callbacks at struct :c:type:`dvb_frontend_ops`. + +Attaching frontend driver to the bridge driver +^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Before using the Digital TV frontend core, the bridge driver should attach the frontend demod, tuner and SEC devices and call @@ -74,6 +232,287 @@ part of their handler for :c:type:`device_driver`.\ ``resume()``. A few other optional functions are provided to handle some special cases. +.. _dvbv5_stats: + +Digital TV Frontend statistics +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + +Introduction +^^^^^^^^^^^^ + +Digital TV frontends provide a range of +:ref:`statistics ` meant to help tuning the device +and measuring the quality of service. + +For each statistics measurement, the driver should set the type of scale used, +or ``FE_SCALE_NOT_AVAILABLE`` if the statistics is not available on a given +time. Drivers should also provide the number of statistics for each type. +that's usually 1 for most video standards [#f2]_. + +Drivers should initialize each statistic counters with length and +scale at its init code. For example, if the frontend provides signal +strength, it should have, on its init code:: + + struct dtv_frontend_properties *c = &state->fe.dtv_property_cache; + + c->strength.len = 1; + c->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + +And, when the statistics got updated, set the scale:: + + c->strength.stat[0].scale = FE_SCALE_DECIBEL; + c->strength.stat[0].uvalue = strength; + +.. [#f2] For ISDB-T, it may provide both a global statistics and a per-layer + set of statistics. On such cases, len should be equal to 4. The first + value corresponds to the global stat; the other ones to each layer, e. g.: + + - c->cnr.stat[0] for global S/N carrier ratio, + - c->cnr.stat[1] for Layer A S/N carrier ratio, + - c->cnr.stat[2] for layer B S/N carrier ratio, + - c->cnr.stat[3] for layer C S/N carrier ratio. + +.. note:: Please prefer to use ``FE_SCALE_DECIBEL`` instead of + ``FE_SCALE_RELATIVE`` for signal strength and CNR measurements. + +Groups of statistics +^^^^^^^^^^^^^^^^^^^^ + +There are several groups of statistics currently supported: + +Signal strength (:ref:`DTV-STAT-SIGNAL-STRENGTH`) + - Measures the signal strength level at the analog part of the tuner or + demod. + + - Typically obtained from the gain applied to the tuner and/or frontend + in order to detect the carrier. When no carrier is detected, the gain is + at the maximum value (so, strength is on its minimal). + + - As the gain is visible through the set of registers that adjust the gain, + typically, this statistics is always available [#f3]_. + + - Drivers should try to make it available all the times, as this statistics + can be used when adjusting an antenna position and to check for troubles + at the cabling. + + .. [#f3] On a few devices, the gain keeps floating if no carrier. + On such devices, strength report should check first if carrier is + detected at the tuner (``FE_HAS_CARRIER``, see :c:type:`fe_status`), + and otherwise return the lowest possible value. + +Carrier Signal to Noise ratio (:ref:`DTV-STAT-CNR`) + - Signal to Noise ratio for the main carrier. + + - Signal to Noise measurement depends on the device. On some hardware, is + available when the main carrier is detected. On those hardware, CNR + measurement usually comes from the tuner (e. g. after ``FE_HAS_CARRIER``, + see :c:type:`fe_status`). + + On other devices, it requires inner FEC decoding, + as the frontend measures it indirectly from other parameters (e. g. after + ``FE_HAS_VITERBI``, see :c:type:`fe_status`). + + Having it available after inner FEC is more common. + +Bit counts post-FEC (:ref:`DTV-STAT-POST-ERROR-BIT-COUNT` and :ref:`DTV-STAT-POST-TOTAL-BIT-COUNT`) + - Those counters measure the number of bits and bit errors errors after + the forward error correction (FEC) on the inner coding block + (after Viterbi, LDPC or other inner code). + + - Due to its nature, those statistics depend on full coding lock + (e. g. after ``FE_HAS_SYNC`` or after ``FE_HAS_LOCK``, + see :c:type:`fe_status`). + +Bit counts pre-FEC (:ref:`DTV-STAT-PRE-ERROR-BIT-COUNT` and :ref:`DTV-STAT-PRE-TOTAL-BIT-COUNT`) + - Those counters measure the number of bits and bit errors errors before + the forward error correction (FEC) on the inner coding block + (before Viterbi, LDPC or other inner code). + + - Not all frontends provide this kind of statistics. + + - Due to its nature, those statistics depend on inner coding lock (e. g. + after ``FE_HAS_VITERBI``, see :c:type:`fe_status`). + +Block counts (:ref:`DTV-STAT-ERROR-BLOCK-COUNT` and :ref:`DTV-STAT-TOTAL-BLOCK-COUNT`) + - Those counters measure the number of blocks and block errors errors after + the forward error correction (FEC) on the inner coding block + (before Viterbi, LDPC or other inner code). + + - Due to its nature, those statistics depend on full coding lock + (e. g. after ``FE_HAS_SYNC`` or after + ``FE_HAS_LOCK``, see :c:type:`fe_status`). + +.. note:: All counters should be monotonically increased as they're + collected from the hardware. + +A typical example of the logic that handle status and statistics is:: + + static int foo_get_status_and_stats(struct dvb_frontend *fe) + { + struct foo_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + + int rc; + enum fe_status *status; + + /* Both status and strength are always available */ + rc = foo_read_status(fe, &status); + if (rc < 0) + return rc; + + rc = foo_read_strength(fe); + if (rc < 0) + return rc; + + /* Check if CNR is available */ + if (!(fe->status & FE_HAS_CARRIER)) + return 0; + + rc = foo_read_cnr(fe); + if (rc < 0) + return rc; + + /* Check if pre-BER stats are available */ + if (!(fe->status & FE_HAS_VITERBI)) + return 0; + + rc = foo_get_pre_ber(fe); + if (rc < 0) + return rc; + + /* Check if post-BER stats are available */ + if (!(fe->status & FE_HAS_SYNC)) + return 0; + + rc = foo_get_post_ber(fe); + if (rc < 0) + return rc; + } + + static const struct dvb_frontend_ops ops = { + /* ... */ + .read_status = foo_get_status_and_stats, + }; + +Statistics collect +^^^^^^^^^^^^^^^^^^ + +On almost all frontend hardware, the bit and byte counts are stored by +the hardware after a certain amount of time or after the total bit/block +counter reaches a certain value (usually programable), for example, on +every 1000 ms or after receiving 1,000,000 bits. + +So, if you read the registers too soon, you'll end by reading the same +value as in the previous reading, causing the monotonic value to be +incremented too often. + +Drivers should take the responsibility to avoid too often reads. That +can be done using two approaches: + +if the driver have a bit that indicates when a collected data is ready +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +Driver should check such bit before making the statistics available. + +An example of such behavior can be found at this code snippet (adapted +from mb86a20s driver's logic):: + + static int foo_get_pre_ber(struct dvb_frontend *fe) + { + struct foo_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + int rc, bit_error; + + /* Check if the BER measures are already available */ + rc = foo_read_u8(state, 0x54); + if (rc < 0) + return rc; + + if (!rc) + return 0; + + /* Read Bit Error Count */ + bit_error = foo_read_u32(state, 0x55); + if (bit_error < 0) + return bit_error; + + /* Read Total Bit Count */ + rc = foo_read_u32(state, 0x51); + if (rc < 0) + return rc; + + c->pre_bit_error.stat[0].scale = FE_SCALE_COUNTER; + c->pre_bit_error.stat[0].uvalue += bit_error; + c->pre_bit_count.stat[0].scale = FE_SCALE_COUNTER; + c->pre_bit_count.stat[0].uvalue += rc; + + return 0; + } + +If the driver doesn't provide a statistics available check bit +%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% + +A few devices, however, may not provide a way to check if the stats are +available (or the way to check it is unknown). They may not even provide +a way to directly read the total number of bits or blocks. + +On those devices, the driver need to ensure that it won't be reading from +the register too often and/or estimate the total number of bits/blocks. + +On such drivers, a typical routine to get statistics would be like +(adapted from dib8000 driver's logic):: + + struct foo_state { + /* ... */ + + unsigned long per_jiffies_stats; + } + + static int foo_get_pre_ber(struct dvb_frontend *fe) + { + struct foo_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *c = &fe->dtv_property_cache; + int rc, bit_error; + u64 bits; + + /* Check if time for stats was elapsed */ + if (!time_after(jiffies, state->per_jiffies_stats)) + return 0; + + /* Next stat should be collected in 1000 ms */ + state->per_jiffies_stats = jiffies + msecs_to_jiffies(1000); + + /* Read Bit Error Count */ + bit_error = foo_read_u32(state, 0x55); + if (bit_error < 0) + return bit_error; + + /* + * On this particular frontend, there's no register that + * would provide the number of bits per 1000ms sample. So, + * some function would calculate it based on DTV properties + */ + bits = get_number_of_bits_per_1000ms(fe); + + c->pre_bit_error.stat[0].scale = FE_SCALE_COUNTER; + c->pre_bit_error.stat[0].uvalue += bit_error; + c->pre_bit_count.stat[0].scale = FE_SCALE_COUNTER; + c->pre_bit_count.stat[0].uvalue += bits; + + return 0; + } + +Please notice that, on both cases, we're getting the statistics using the +:c:type:`dvb_frontend_ops` ``.read_status`` callback. The rationale is that +the frontend core will automatically call this function periodically +(usually, 3 times per second, when the frontend is locked). + +That warrants that we won't miss to collect a counter and increment the +monotonic stats at the right time. + +Digital TV Frontend functions and types +~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ + .. kernel-doc:: drivers/media/dvb-core/dvb_frontend.h diff --git a/Documentation/media/typical_media_device.svg b/Documentation/media/typical_media_device.svg index 0c8abd69f39aff72e9ee732cb7c80410fbbe5778..d6fad90ec19987ad2be86387b72277094a677c3d 100644 --- a/Documentation/media/typical_media_device.svg +++ b/Documentation/media/typical_media_device.svg @@ -1,2948 +1,106 @@ - -image/svg+xmlAudio decoder -Video decoder -Audio encoder -Button Key/IR input logic -EEPROM -Sensor -System Bus -Demux -Conditional Access Module -Video encoder -Radio / Analog TV -Digital TV -PS.: picture is not complete: other blocks may be present -Webcam -Processing blocks -Smartcard -TunerFM/TV -Satellite Equipment Control (SEC) -Demod -I2C Bus (control bus) -Digital TV Frontend - -CPU -PCI, USB, SPI, I2C, ... -Bridge - DMA - \ No newline at end of file + +image/svg+xmlAudio decoder +Video decoder +Audio encoder +Button Key/IR input logic +EEPROM +Sensor +System Bus +Demux +Conditional Access Module +Video encoder +Radio / Analog TV +Digital TV +PS.: picture is not complete: other blocks may be present +Webcam +Processing blocks +Smartcard +TunerFM/TV +Satellite Equipment Control (SEC) +Demod +I2C Bus (control bus) +Digital TV Frontend + +CPU +PCI, USB, SPI, I2C, ... +Bridge + DMA + diff --git a/Documentation/media/uapi/dvb/dvbstb.svg b/Documentation/media/uapi/dvb/dvbstb.svg index c4140fb518afc91cd5e84245d14b8313a498231a..4effe45b448d5812e1be9235bcbd810993d4524a 100644 --- a/Documentation/media/uapi/dvb/dvbstb.svg +++ b/Documentation/media/uapi/dvb/dvbstb.svg @@ -1,651 +1,17 @@ - -image/svg+xmlAntena -Frontend -CA -Demux -SEC -Audio -Video -TV - \ No newline at end of file + +image/svg+xmlAntena +Frontend +CA +Demux +SEC +Audio +Video +TV + diff --git a/Documentation/media/uapi/v4l/bayer.svg b/Documentation/media/uapi/v4l/bayer.svg index fbd4cfb5e6bffb7a7d13c3f4fd6580e28e83b152..c395113d1876b4daefd5eb222c15286f491bcaaf 100644 --- a/Documentation/media/uapi/v4l/bayer.svg +++ b/Documentation/media/uapi/v4l/bayer.svg @@ -1,984 +1,29 @@ - -image/svg+xmlB -G -G -R -BGGR -B -G -G -R -GBRG -B -G -G -R -RGGB -B -G -G -R -GRBG - \ No newline at end of file + +image/svg+xmlB +G +G +R +BGGR +B +G +G +R +GBRG +B +G +G +R +RGGB +B +G +G +R +GRBG + diff --git a/Documentation/media/uapi/v4l/constraints.svg b/Documentation/media/uapi/v4l/constraints.svg index f710ee46b1f8b2d5dbaf5b9fe39ee711375fdc6a..7e5d7185ca49ddbd40d4666d5f1dbaa0858ad0f2 100644 --- a/Documentation/media/uapi/v4l/constraints.svg +++ b/Documentation/media/uapi/v4l/constraints.svg @@ -1,346 +1,10 @@ - -image/svg+xmlV4L2_SEL_FLAG_GE -ORIGINAL -V4L2_SEL_FLAG_LE - \ 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style="font-variant:normal;font-weight:normal;font-size:6.61499977px;font-family:sans-serif;-inkscape-font-specification:sans-serif;writing-mode:lr-tb;fill:#0000d1;fill-opacity:1;fill-rule:nonzero;stroke:none" + id="text128">v4l2_cropcap.defrect v4l2_crop.c + transform="matrix(1,0,0,-1,153.49,152.245)" + style="font-variant:normal;font-weight:normal;font-size:6.61499977px;font-family:sans-serif;-inkscape-font-specification:sans-serif;writing-mode:lr-tb;fill:#008f00;fill-opacity:1;fill-rule:nonzero;stroke:none" + id="text134">v4l2_crop.c v4l2_format + transform="matrix(1,0,0,-1,309.415,30.34)" + style="font-variant:normal;font-weight:normal;font-size:6.61499977px;font-family:sans-serif;-inkscape-font-specification:sans-serif;writing-mode:lr-tb;fill:#b000b0;fill-opacity:1;fill-rule:nonzero;stroke:none" + id="text140">v4l2_format + sodipodi:role="line" + id="tspan3398" + x="-99.291145" + y="-239.49893"> diff --git a/Documentation/media/uapi/v4l/fieldseq_bt.svg b/Documentation/media/uapi/v4l/fieldseq_bt.svg index b195301771ce0f10d4f65d55a22e851e305ce209..909d758f8543fea33e710deb77ad8c6c461a2c6e 100644 --- a/Documentation/media/uapi/v4l/fieldseq_bt.svg +++ b/Documentation/media/uapi/v4l/fieldseq_bt.svg @@ -42,15 +42,15 @@ inkscape:window-maximized="1" inkscape:current-layer="g3627" />image/svg+xmlimage/svg+xmlV4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_ALTERNATE + id="tspan4843" + sodipodi:role="line" + y="-533.07098" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 88.500237 97.835464">V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_ALTERNATE V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOMv4l2_buffer.field: + id="tspan4851" + sodipodi:role="line" + y="-316.23969" + x="103.58983 109.09226 113.67899 118.26572 122.85246 127.43919 132.47964 134.77301 140.27545 144.86218 150.81833 155.40506 160.44553 166.86365 188.62184 194.12427 198.711 203.29774 207.88448 212.47121 217.51166 219.80502 225.30746 229.8942 235.85034 240.43707 245.9395 252.35764 257.3981 262.43854 268.85669 375.69293 381.19534 385.78207 390.3688 394.95554 399.54227 404.58273 406.8761 412.37854 416.96527 422.92142 427.50815 433.01059 439.42871 444.46918 449.50961 455.92776 1.551828 7.0542617 11.640993 16.227724 20.814463 25.401194 30.441652 32.735016 38.237442 42.824177 48.780331 53.367065 58.869492 65.287621 70.328079 75.368538 81.786659">V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOMv4l2_buffer.field: Temporal order, bottom field first transmitted (e.g. M/NTSC) + id="tspan4857" + sodipodi:role="line" + y="-592.59381" + x="5.8034 13.134789 19.806232 29.801399 36.472843 43.144287 47.139954 53.811398 56.475174 59.810898 66.482346 70.478004 77.149452 83.820892 87.816566 91.152283 94.488007 101.15945 107.83089 111.16662 114.50233 121.17377 131.16895 134.50468 137.84041 140.50418 147.17563 149.8394 156.51085 159.84657 163.1823 165.84607 169.84174 175.84123 179.17696 182.51268 185.8484 189.84407 196.51552 203.18695 209.18646 219.18163 221.8454 225.18112 228.51685 235.18829 241.85973 245.19545 249.19112 255.86256 259.19827 265.86972 269.20544 272.54117 282.53635 285.87207 294.53534 301.86673 309.87006 318.53336">Temporal order, bottom field first transmitted (e.g. M/NTSC) V4L2_FIELD_TOPV4L2_FIELD_TOP + id="tspan4861" + sodipodi:role="line" + y="-316.23981" + x="290.6604 296.16284 300.74957 305.3363 309.92303 314.50977 319.55023 321.8436 327.34601 331.93274 337.88889 342.47565 347.51608 353.9342 477.73062 483.23306 487.81979 492.40652 496.99326 501.57999 506.62045 508.91382 514.41626 519.00299 524.95911 529.5459 534.5863 541.00446">V4L2_FIELD_TOPV4L2_FIELD_TOP V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_BTV4L2_FIELD_INTERLACED_TB (misaligned)V4L2_FIELD_SEQ_BT + id="tspan4865" + sodipodi:role="line" + y="-299.23349" + x="5.8034 13.806733 20.478176 27.149622 33.821064 40.492508 47.823895 51.159618 59.162952 65.834396 74.497673 81.169121 84.504837 93.168114 100.4995 108.50284 117.16611 123.83755 131.8409 140.50418 148.50751 157.17079 160.50652 163.84224 167.17796 175.18129 181.85274 188.52419 195.19562 201.86707 209.19846 212.53418 220.53751 227.20895 235.87224 242.54367 245.87939 254.54268 261.87405 269.87741 278.54068 285.21213 293.21545 301.87872 309.88205 318.54535 325.2168 333.22012">V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_BTV4L2_FIELD_INTERLACED_TB (misaligned)V4L2_FIELD_SEQ_BT V4L2_FIELD_TOP + id="tspan4594" + sodipodi:role="line" + y="-533.07098" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 88.500237 97.835464">V4L2_FIELD_TOP V4L2_FIELD_BOTTOM + id="tspan4598" + sodipodi:role="line" + y="-465.04559" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 89.17218 98.507408 105.83879 113.17018 122.5054">V4L2_FIELD_BOTTOM V4L2_FIELD_ALTERNATE + id="tspan4602" + sodipodi:role="line" + y="-397.0202" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 89.17218 95.843628 103.17502 111.17835 119.84163 128.5049 136.50824 143.83963">V4L2_FIELD_ALTERNATE V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_BT + id="tspan5864" + sodipodi:role="line" + y="-299.23349" + x="5.8034 13.806733 20.478176 27.149622 33.821064 40.492508 47.823895 51.159618 59.162952 65.834396 74.497673 81.169121 84.504837 93.168114 100.4995 108.50284 117.16611 123.83755 131.8409 140.50418 148.50751 157.17079 160.50652 163.84224 167.17796 175.18129 181.85274 188.52419 195.19562 201.86707 209.19846 212.53418 220.53751 227.20895 235.87224 242.54367 245.87939 254.54268 261.87405 269.87741 278.54068 285.21213 293.21545 301.87872 309.88205 318.54535 325.2168 333.22012">V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_BT V4L2_FIELD_INTERLACED_TB (misaligned) + id="tspan5868" + sodipodi:role="line" + y="-192.9435" + x="1.5518398 9.5551729 16.226616 22.898062 29.569506 36.240948 43.572334 46.908058 54.911392 61.582836 70.246117 76.917557 80.253281 88.916557 96.247948 104.25128 112.91456 119.586 127.58932 136.25262 144.25595 152.91924 159.59067 166.92206 174.9254 178.26112 182.25679 192.25195 194.91573 200.91524 207.58667 210.25046 212.91423 219.58568 226.25713 232.92856 239.60001">V4L2_FIELD_INTERLACED_TB (misaligned) V4L2_FIELD_SEQ_BT + id="tspan5872" + sodipodi:role="line" + y="-86.653496" + x="5.8034 13.806733 20.478176 27.149622 33.821064 40.492508 47.823895 51.159618 59.162952 65.834396 74.497673 81.169121 89.172447 97.175781 106.511 113.18245 121.18579">V4L2_FIELD_SEQ_BT V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOM + id="tspan7146" + sodipodi:role="line" + y="-316.23969" + x="103.58983 109.09226 113.67899 118.26572 122.85246 127.43919 132.47964 134.77301 140.27545 144.86218 150.81833 155.40506 160.44553 166.86365 188.62184 194.12427 198.711 203.29774 207.88448 212.47121 217.51166 219.80502 225.30746 229.8942 235.85034 240.43707 245.9395 252.35764 257.3981 262.43854 268.85669 375.69293 381.19534 385.78207 390.3688 394.95554 399.54227 404.58273 406.8761 412.37854 416.96527 422.92142 427.50815 433.01059 439.42871 444.46918 449.50961 455.92776 1.551828 7.0542617 11.640993 16.227724 20.814463 25.401194 30.441652 32.735016 38.237442 42.824177 48.780331 53.367065 58.869492 65.287621 70.328079 75.368538 81.786659">V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOMV4L2_FIELD_BOTTOM v4l2_buffer.field: + id="tspan7150" + sodipodi:role="line" + y="-328.99481" + x="10.054964 14.17972 18.766451 20.597849 25.18458 29.771311 34.358047 38.944778 41.238144 43.531509 48.118244 50.865334 53.158699 55.452068 57.283459 61.870193 63.701588 68.288322">v4l2_buffer.field: \ No newline at end of file diff --git a/Documentation/media/uapi/v4l/fieldseq_tb.svg b/Documentation/media/uapi/v4l/fieldseq_tb.svg index 6a7b10ad4ab80b0f04db7594aae1aea95620384b..7c74344e770fa64658d20b86d3e7be42743b91ab 100644 --- a/Documentation/media/uapi/v4l/fieldseq_tb.svg +++ b/Documentation/media/uapi/v4l/fieldseq_tb.svg @@ -42,15 +42,15 @@ inkscape:window-maximized="1" inkscape:current-layer="g5551" />image/svg+xmlimage/svg+xmlV4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_ALTERNATE + id="tspan6767" + sodipodi:role="line" + y="-528.771" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 88.500237 97.835464">V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_ALTERNATE v4l2_buffer.field:V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOM + id="tspan6775" + sodipodi:role="line" + y="-324.69479" + x="10.05469 14.17945 18.766184 20.597576 25.184309 29.771042 34.357777 38.944508 41.237877 43.531242 48.117977 50.865067 53.158432 55.451801 57.283192 61.869926 63.701321 68.288048">v4l2_buffer.field:V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOM Temporal order, top field first transmitted (e.g. BG/PAL)V4L2_FIELD_SEQ_TBV4L2_FIELD_INTERLACED_BT (misaligned)V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_TB + id="tspan6781" + sodipodi:role="line" + y="-588.2937" + x="5.8031301 13.134519 19.805964 29.801128 36.472572 43.14402 47.139687 53.811131 56.474907 59.810631 66.482071 70.477737 77.149185 83.820625 87.816299 91.152016 94.48774 97.823463 104.4949 111.16635 114.50207 117.83779 120.50157 127.17302 129.83679 136.50824 139.84396 143.17969 145.84346 149.83913 155.83862 159.17435 162.51007 165.84579 169.84146 176.51291 183.18434 189.18385 199.17902 201.84279 205.17851 208.51424 215.18568 221.85713 225.19284 229.18851 235.85995 239.19568 245.86713 249.20285 252.53857 260.5419 269.87714 273.21286 281.21619 289.21951 295.89096">Temporal order, top field first transmitted (e.g. BG/PAL)V4L2_FIELD_SEQ_TBV4L2_FIELD_INTERLACED_BT (misaligned)V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_TB V4L2_FIELD_TOP + id="tspan4585" + sodipodi:role="line" + y="-528.771" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 88.500237 97.835464">V4L2_FIELD_TOP V4L2_FIELD_BOTTOM + id="tspan4589" + sodipodi:role="line" + y="-460.74561" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 89.17218 98.507408 105.83879 113.17018 122.5054">V4L2_FIELD_BOTTOM V4L2_FIELD_ALTERNATE + id="tspan4593" + sodipodi:role="line" + y="-392.72021" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 89.17218 95.843628 103.17502 111.17835 119.84163 128.5049 136.50824 143.83963">V4L2_FIELD_ALTERNATE Temporal order, top field first transmitted (e.g. BG/PAL) + id="tspan5849" + sodipodi:role="line" + y="-588.2937" + x="5.8031301 13.134519 19.805964 29.801128 36.472572 43.14402 47.139687 53.811131 56.474907 59.810631 66.482071 70.477737 77.149185 83.820625 87.816299 91.152016 94.48774 97.823463 104.4949 111.16635 114.50207 117.83779 120.50157 127.17302 129.83679 136.50824 139.84396 143.17969 145.84346 149.83913 155.83862 159.17435 162.51007 165.84579 169.84146 176.51291 183.18434 189.18385 199.17902 201.84279 205.17851 208.51424 215.18568 221.85713 225.19284 229.18851 235.85995 239.19568 245.86713 249.20285 252.53857 260.5419 269.87714 273.21286 281.21619 289.21951 295.89096">Temporal order, top field first transmitted (e.g. BG/PAL) V4L2_FIELD_SEQ_TB + id="tspan5853" + sodipodi:role="line" + y="-86.604706" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 89.17218 97.175514 106.51073 113.18218 120.51357">V4L2_FIELD_SEQ_TB V4L2_FIELD_INTERLACED_BT (misaligned) + id="tspan5857" + sodipodi:role="line" + y="-192.89471" + x="10.05469 18.058023 24.729465 31.400909 38.072357 44.743801 52.075188 55.410912 63.414246 70.085686 78.748962 85.42041 88.756134 97.419411 104.7508 112.75413 121.41741 128.08885 136.09219 144.75546 152.7588 161.42207 168.09352 176.09685 183.42824 186.76396 190.75963 200.75479 203.41858 209.41808 216.08952 218.7533 221.41707 228.08852 234.75996 241.43141 248.10286">V4L2_FIELD_INTERLACED_BT (misaligned) V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_TB + id="tspan5861" + sodipodi:role="line" + y="-294.93271" + x="5.8031301 13.806463 20.477907 27.149351 33.820797 40.492241 47.823627 51.159351 59.162685 65.834129 74.497406 81.168854 84.50457 93.167847 100.49924 108.50257 117.16585 123.83729 131.84062 140.50391 148.50723 157.17052 160.50624 163.84196 167.17769 175.18102 181.85246 188.52391 195.19534 201.86679 209.19818 212.53391 220.53723 227.20868 235.87196 242.5434 245.87912 254.5424 261.87378 269.87714 278.54041 285.21185 293.21518 301.87845 309.88177 318.54507 325.21652 332.54791">V4L2_FIELD_INTERLACED / V4L2_FIELD_INTERLACED_TB v4l2_buffer.field: + id="tspan7133" + sodipodi:role="line" + y="-324.69479" + x="10.05469 14.17945 18.766184 20.597576 25.184309 29.771042 34.357777 38.944508 41.237877 43.531242 48.117977 50.865067 53.158432 55.451801 57.283192 61.869926 63.701321 68.288048">v4l2_buffer.field: V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOM + id="tspan7137" + sodipodi:role="line" + y="-311.9397" + x="10.05469 15.55712 20.143852 24.730585 29.317318 33.904053 38.944508 41.237877 46.740307 51.327042 57.283192 61.869926 66.910378 73.328506 95.0867 100.58913 105.17586 109.7626 114.34933 118.93606 123.97652 126.26987 131.77232 136.35905 142.3152 146.90193 152.40436 158.82249 163.86295 168.9034 175.32153 197.12534 202.62778 207.21451 211.80124 216.38797 220.9747 226.01515 228.30853 233.81096 238.39769 244.35384 248.94058 253.98103 260.39917 282.15695 287.65936 292.24609 296.83282 301.41956 306.00629 311.04675 313.34012 318.84256 323.42929 329.38544 333.97217 339.47461 345.89273 350.9332 355.97363 362.39175 384.19559 389.698 394.28473 398.87149 403.45822 408.04495 413.08539 415.37875 420.8812 425.46793 431.42407 436.0108 441.05127 447.46939 469.2276 474.73001 479.31674 483.90347 488.49023 493.07697 498.1174 500.41077 505.91321 510.49994 516.45612 521.04285 526.54523 532.96338 +538.00385 543.04431 549.4624">V4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOMV4L2_FIELD_TOPV4L2_FIELD_BOTTOM \ No newline at end of file diff --git a/Documentation/media/uapi/v4l/nv12mt.svg b/Documentation/media/uapi/v4l/nv12mt.svg index 21fcccda9723724c425ef16ce3a8f7a2fcffb469..65d05606c04cdb360aab9a29b4684e235c0c4344 100644 --- a/Documentation/media/uapi/v4l/nv12mt.svg +++ b/Documentation/media/uapi/v4l/nv12mt.svg @@ -18,8 +18,8 @@ sodipodi:docname="nv12mt.svg" style="fill-rule:evenodd;stroke-width:28.22200012;stroke-linejoin:round">image/svg+xmlimage/svg+xml0 + id="id1" + class="Slide" + clip-path="url(#presentation_clip_path)">0 6 + class="com.sun.star.drawing.CustomShape" + id="g199">6 1 + class="com.sun.star.drawing.CustomShape" + id="g221">1 7 + class="com.sun.star.drawing.CustomShape" + id="g236">7 2 + class="com.sun.star.drawing.CustomShape" + id="g251">2 4 + class="com.sun.star.drawing.CustomShape" + id="g266">4 3 + class="com.sun.star.drawing.CustomShape" + id="g288">3 5 + class="com.sun.star.drawing.CustomShape" + id="g303">5 + class="com.sun.star.drawing.LineShape" + id="g318"> diff --git a/Documentation/media/uapi/v4l/nv12mt_example.svg b/Documentation/media/uapi/v4l/nv12mt_example.svg index d65d989ee73b09e455dd9d1d6e7e1353283c34f0..fc51fe8fda8b677e3a74969009e31ac197851124 100644 --- a/Documentation/media/uapi/v4l/nv12mt_example.svg +++ b/Documentation/media/uapi/v4l/nv12mt_example.svg @@ -18,8 +18,8 @@ sodipodi:docname="nv12mt_example.svg" 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2732.677 2773.8042 2321.7004 2362.8276 2403.9551 1951.8512 1992.9785 2034.1057 1582.0022 1623.1293 1664.2563" + y="-4240.4385" + sodipodi:role="line" + id="tspan4089">336335321320319318317316315314313312311 182223309 + x="2732.6765 5321.6211 5670.9062 5712.0337 6040.7554 6081.8828 842.30634 883.43323 924.56055" + y="-4129.4834" + sodipodi:role="line" + id="tspan4093">182223309 309 + x="842.30634 883.43323 924.56055" + y="-4240.4385" + sodipodi:role="line" + id="tspan4097">309 310 + x="1212.1553 1253.2826 1294.4099" + y="-4129.4834" + sodipodi:role="line" + id="tspan4101">310 310 + x="1212.1553 1253.2826 1294.4099" + y="-4240.4385" + sodipodi:role="line" + id="tspan4105">310 24 + x="6410.605 6451.7319" + y="-4129.4834" + sodipodi:role="line" + id="tspan4109">24 337 + x="6390.041 6431.1685 6472.2954" + y="-4240.4385" + sodipodi:role="line" + id="tspan4113">337 23 + x="6040.7559 6081.8833" + y="-4943.1504" + sodipodi:role="line" + id="tspan4117">23 23 + x="6040.7559 6081.8833" + y="-5054.106" + sodipodi:role="line" + id="tspan4121">23 24 + x="6410.605 6451.7324" + y="-4943.1504" + sodipodi:role="line" + id="tspan4125">24 24 + x="6410.605 6451.7324" + y="-5054.106" + sodipodi:role="line" + id="tspan4129">24 \ No newline at end of file diff --git a/Documentation/media/uapi/v4l/vbi_hsync.svg b/Documentation/media/uapi/v4l/vbi_hsync.svg index 4d5c0b4f146e3f533fed3fc9d0066209f2254a38..e17ff8314e7b12ce4c0cf136767384f38a7c3fb6 100644 --- a/Documentation/media/uapi/v4l/vbi_hsync.svg +++ b/Documentation/media/uapi/v4l/vbi_hsync.svg @@ -42,27 +42,27 @@ fit-margin-right="0" fit-margin-bottom="0" />image/svg+xmlimage/svg+xmlBlack LevelSync LevelWhite Level + id="tspan114" + sodipodi:role="line" + y="-187.28558" + x="438.29504 452.19382 456.81979 468.40555 478.82443 489.24329 495.03619 506.62195 518.2077 528.62659 540.21234">Black LevelSync LevelWhite Level offset + id="tspan122" + sodipodi:role="line" + y="-270.63647" + x="159.88258 172.61443 179.55339 186.49236 198.07812 209.66391">offset Line synchr. pulseLine blanking + id="tspan126" + sodipodi:role="line" + y="-46.630745" + x="46.973549 58.559322 63.185299 74.771072 86.35685 92.149734 102.5686 112.98746 124.57324 134.9921 146.57788 153.51685 159.30972 165.10262 176.68839 188.27417 192.90015 203.319">Line synchr. pulseLine blanking Line synchr. pulse + id="tspan3475" + sodipodi:role="line" + y="-46.630745" + x="46.973549 58.559322 63.185299 74.771072 86.35685 92.149734 102.5686 112.98746 124.57324 134.9921 146.57788 153.51685 159.30972 165.10262 176.68839 188.27417 192.90015 203.319">Line synchr. pulse Line blanking + id="tspan3479" + sodipodi:role="line" + y="-4.9552913" + x="100.80776 112.39354 117.01952 128.60529 140.19107 145.98395 157.56973 162.19569 173.78148 185.36726 195.78612 200.41209 211.99788">Line blanking Black Level + id="tspan3609" + sodipodi:role="line" + y="-187.28558" + x="438.29504 452.19382 456.81979 468.40555 478.82443 489.24329 495.03619 506.62195 518.2077 528.62659 540.21234">Black Level Sync Level + id="tspan3613" + sodipodi:role="line" + y="-83.096947" + x="438.29504 452.19382 462.61267 474.19846 484.61731 490.41019 501.99597 513.58173 524.00061 535.58636">Sync Level White Level + id="tspan3617" + sodipodi:role="line" + y="-395.66284" + x="438.29504 457.96585 469.55164 474.17761 479.97049 491.55627 497.34915 508.93494 520.52069 530.93958 542.52533">White Level \ No newline at end of file diff --git a/Documentation/media/uapi/v4l/vidioc-g-fmt.rst b/Documentation/media/uapi/v4l/vidioc-g-fmt.rst index b853e48312e2bcaf41a4b182af3b28a96b69cb07..d082f9a215481eac326297cb50b8d8e5924fd717 100644 --- a/Documentation/media/uapi/v4l/vidioc-g-fmt.rst +++ b/Documentation/media/uapi/v4l/vidioc-g-fmt.rst @@ -147,3 +147,9 @@ appropriately. The generic error codes are described at the EINVAL The struct :c:type:`v4l2_format` ``type`` field is invalid or the requested buffer type not supported. + +EBUSY + The device is busy and cannot change the format. This could be + because or the device is streaming or buffers are allocated or + queued to the driver. Relevant for :ref:`VIDIOC_S_FMT + ` only. diff --git a/Documentation/media/v4l-drivers/imx.rst b/Documentation/media/v4l-drivers/imx.rst index e0ee0f1aeb05b499ee3254878698bf2b86ac107f..3c4f58bda178448c03702b9a4ed9b5a9faca0db8 100644 --- a/Documentation/media/v4l-drivers/imx.rst +++ b/Documentation/media/v4l-drivers/imx.rst @@ -607,8 +607,9 @@ References Authors ------- -Steve Longerbeam -Philipp Zabel -Russell King + +- Steve Longerbeam +- Philipp Zabel +- Russell King Copyright (C) 2012-2017 Mentor Graphics Inc. diff --git a/Documentation/media/v4l-drivers/index.rst b/Documentation/media/v4l-drivers/index.rst index 2e24d680605229d86f81b8089af35f72c0499dfa..10f2ce42ece2bfc232e7c7dea91b23ff16a4d5e5 100644 --- a/Documentation/media/v4l-drivers/index.rst +++ b/Documentation/media/v4l-drivers/index.rst @@ -41,6 +41,7 @@ For more details see the file COPYING in the source distribution of Linux. cx88 davinci-vpbe fimc + imx ivtv max2175 meye diff --git a/Documentation/power/runtime_pm.txt b/Documentation/power/runtime_pm.txt index 0fde3dcf077a302eb24ea6d8fd8df65c4b252d8e..625549d4c74a09642d72bce75387c15348406223 100644 --- a/Documentation/power/runtime_pm.txt +++ b/Documentation/power/runtime_pm.txt @@ -435,7 +435,8 @@ drivers/base/power/runtime.c and include/linux/pm_runtime.h: PM status to 'suspended' and update its parent's counter of 'active' children as appropriate (it is only valid to use this function if 'power.runtime_error' is set or 'power.disable_depth' is greater than - zero) + zero); it will fail and return an error code if the device has a child + which is active and the 'power.ignore_children' flag is unset bool pm_runtime_active(struct device *dev); - return true if the device's runtime PM status is 'active' or its diff --git a/MAINTAINERS b/MAINTAINERS index a515da73c7e4cecee23da164a58f563eb4f74ecb..b3a8ca6aa3ed53c21812d22893aae52cd40a97ad 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -14230,6 +14230,12 @@ F: drivers/watchdog/ F: include/linux/watchdog.h F: include/uapi/linux/watchdog.h +WHISKEYCOVE PMIC GPIO DRIVER +M: Kuppuswamy Sathyanarayanan +L: linux-gpio@vger.kernel.org +S: Maintained +F: drivers/gpio/gpio-wcove.c + WIIMOTE HID DRIVER M: David Herrmann L: linux-input@vger.kernel.org diff --git a/Makefile b/Makefile index 37087b4657b7bdb9a13d1dac4ac62e48cf3ac517..6eba23bcb5ad031d6365d938984dd3140a596018 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ VERSION = 4 PATCHLEVEL = 13 SUBLEVEL = 0 -EXTRAVERSION = -rc3 +EXTRAVERSION = -rc4 NAME = Fearless Coyote # *DOCUMENTATION* diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index a208bfe367b55574e2ca4a901de8b3a2862aee2e..61a0cb15067ea653eaa9631fe64276385e3de064 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -380,7 +380,7 @@ config ARCH_EP93XX bool "EP93xx-based" select ARCH_HAS_HOLES_MEMORYMODEL select ARM_AMBA - select ARM_PATCH_PHYS_VIRT + imply ARM_PATCH_PHYS_VIRT select ARM_VIC select AUTO_ZRELADDR select CLKDEV_LOOKUP diff --git a/arch/arm/boot/dts/armada-388-gp.dts b/arch/arm/boot/dts/armada-388-gp.dts index 895fa6cfa15a9ee1c56c5827f5f5fe2f8e512196..563901e0ec071f0c66a4590b17fe5c3f6cfcbd69 100644 --- a/arch/arm/boot/dts/armada-388-gp.dts +++ b/arch/arm/boot/dts/armada-388-gp.dts @@ -75,7 +75,7 @@ pinctrl-names = "default"; pinctrl-0 = <&pca0_pins>; interrupt-parent = <&gpio0>; - interrupts = <18 IRQ_TYPE_EDGE_FALLING>; + interrupts = <18 IRQ_TYPE_LEVEL_LOW>; gpio-controller; #gpio-cells = <2>; interrupt-controller; @@ -87,7 +87,7 @@ compatible = "nxp,pca9555"; pinctrl-names = "default"; interrupt-parent = <&gpio0>; - interrupts = <18 IRQ_TYPE_EDGE_FALLING>; + interrupts = <18 IRQ_TYPE_LEVEL_LOW>; gpio-controller; #gpio-cells = <2>; interrupt-controller; diff --git a/arch/arm/boot/dts/da850-evm.dts b/arch/arm/boot/dts/da850-evm.dts index a423e8ebfb3758057d41a4e9f77505df5dc1d783..67e72bc72e805be995b0d44fa68f74e29161b140 100644 --- a/arch/arm/boot/dts/da850-evm.dts +++ b/arch/arm/boot/dts/da850-evm.dts @@ -301,25 +301,4 @@ pinctrl-names = "default"; pinctrl-0 = <&vpif_capture_pins>, <&vpif_display_pins>; status = "okay"; - - /* VPIF capture port */ - port@0 { - vpif_input_ch0: endpoint@0 { - reg = <0>; - bus-width = <8>; - }; - - vpif_input_ch1: endpoint@1 { - reg = <1>; - bus-width = <8>; - data-shift = <8>; - }; - }; - - /* VPIF display port */ - port@1 { - vpif_output_ch0: endpoint { - bus-width = <8>; - }; - }; }; diff --git a/arch/arm/boot/dts/da850-lcdk.dts b/arch/arm/boot/dts/da850-lcdk.dts index b837fec70eec8cb7d241d14559c8fad9c0cbb909..a0f0916156e66d83949716c4b571184695fbef3b 100644 --- a/arch/arm/boot/dts/da850-lcdk.dts +++ b/arch/arm/boot/dts/da850-lcdk.dts @@ -318,11 +318,4 @@ pinctrl-names = "default"; pinctrl-0 = <&vpif_capture_pins>; status = "okay"; - - /* VPIF capture port */ - port { - vpif_ch0: endpoint { - bus-width = <8>; - }; - }; }; diff --git a/arch/arm/boot/dts/dm8168-evm.dts b/arch/arm/boot/dts/dm8168-evm.dts index 1865976db5f9a3e11aad03cdd951d2f3af83c78d..c72a2132aa823b053c5ab9450a92faf266c85878 100644 --- a/arch/arm/boot/dts/dm8168-evm.dts +++ b/arch/arm/boot/dts/dm8168-evm.dts @@ -68,6 +68,34 @@ DM816X_IOPAD(0x0d08, MUX_MODE0) /* USB1_DRVVBUS */ >; }; + + nandflash_pins: nandflash_pins { + pinctrl-single,pins = < + DM816X_IOPAD(0x0b38, PULL_UP | MUX_MODE0) /* PINCTRL207 GPMC_CS0*/ + DM816X_IOPAD(0x0b60, PULL_ENA | MUX_MODE0) /* PINCTRL217 GPMC_ADV_ALE */ + DM816X_IOPAD(0x0b54, PULL_UP | PULL_ENA | MUX_MODE0) /* PINCTRL214 GPMC_OE_RE */ + DM816X_IOPAD(0x0b58, PULL_ENA | MUX_MODE0) /* PINCTRL215 GPMC_BE0_CLE */ + DM816X_IOPAD(0x0b50, PULL_UP | MUX_MODE0) /* PINCTRL213 GPMC_WE */ + DM816X_IOPAD(0x0b6c, MUX_MODE0) /* PINCTRL220 GPMC_WAIT */ + DM816X_IOPAD(0x0be4, PULL_ENA | MUX_MODE0) /* PINCTRL250 GPMC_CLK */ + DM816X_IOPAD(0x0ba4, MUX_MODE0) /* PINCTRL234 GPMC_D0 */ + DM816X_IOPAD(0x0ba8, MUX_MODE0) /* PINCTRL234 GPMC_D1 */ + DM816X_IOPAD(0x0bac, MUX_MODE0) /* PINCTRL234 GPMC_D2 */ + DM816X_IOPAD(0x0bb0, MUX_MODE0) /* PINCTRL234 GPMC_D3 */ + DM816X_IOPAD(0x0bb4, MUX_MODE0) /* PINCTRL234 GPMC_D4 */ + DM816X_IOPAD(0x0bb8, MUX_MODE0) /* PINCTRL234 GPMC_D5 */ + DM816X_IOPAD(0x0bbc, MUX_MODE0) /* PINCTRL234 GPMC_D6 */ + DM816X_IOPAD(0x0bc0, MUX_MODE0) /* PINCTRL234 GPMC_D7 */ + DM816X_IOPAD(0x0bc4, MUX_MODE0) /* PINCTRL234 GPMC_D8 */ + DM816X_IOPAD(0x0bc8, MUX_MODE0) /* PINCTRL234 GPMC_D9 */ + DM816X_IOPAD(0x0bcc, MUX_MODE0) /* PINCTRL234 GPMC_D10 */ + DM816X_IOPAD(0x0bd0, MUX_MODE0) /* PINCTRL234 GPMC_D11 */ + DM816X_IOPAD(0x0bd4, MUX_MODE0) /* PINCTRL234 GPMC_D12 */ + DM816X_IOPAD(0x0bd8, MUX_MODE0) /* PINCTRL234 GPMC_D13 */ + DM816X_IOPAD(0x0bdc, MUX_MODE0) /* PINCTRL234 GPMC_D14 */ + DM816X_IOPAD(0x0be0, MUX_MODE0) /* PINCTRL234 GPMC_D15 */ + >; + }; }; &i2c1 { @@ -90,6 +118,8 @@ &gpmc { ranges = <0 0 0x04000000 0x01000000>; /* CS0: 16MB for NAND */ + pinctrl-names = "default"; + pinctrl-0 = <&nandflash_pins>; nand@0,0 { compatible = "ti,omap2-nand"; @@ -98,9 +128,11 @@ interrupt-parent = <&gpmc>; interrupts = <0 IRQ_TYPE_NONE>, /* fifoevent */ <1 IRQ_TYPE_NONE>; /* termcount */ + rb-gpios = <&gpmc 0 GPIO_ACTIVE_HIGH>; /* gpmc_wait0 */ #address-cells = <1>; #size-cells = <1>; ti,nand-ecc-opt = "bch8"; + ti,elm-id = <&elm>; nand-bus-width = <16>; gpmc,device-width = <2>; gpmc,sync-clk-ps = <0>; @@ -164,7 +196,7 @@ vmmc-supply = <&vmmcsd_fixed>; bus-width = <4>; cd-gpios = <&gpio2 7 GPIO_ACTIVE_LOW>; - wp-gpios = <&gpio2 8 GPIO_ACTIVE_LOW>; + wp-gpios = <&gpio2 8 GPIO_ACTIVE_HIGH>; }; /* At least dm8168-evm rev c won't support multipoint, later may */ diff --git a/arch/arm/boot/dts/dm816x.dtsi b/arch/arm/boot/dts/dm816x.dtsi index 59cbf958fcc3178c4b56aad647c340e40a63c098..566b2a8c8b96853da331571c233dc786d8adc187 100644 --- a/arch/arm/boot/dts/dm816x.dtsi +++ b/arch/arm/boot/dts/dm816x.dtsi @@ -145,7 +145,7 @@ }; elm: elm@48080000 { - compatible = "ti,816-elm"; + compatible = "ti,am3352-elm"; ti,hwmods = "elm"; reg = <0x48080000 0x2000>; interrupts = <4>; diff --git a/arch/arm/boot/dts/dra71-evm.dts b/arch/arm/boot/dts/dra71-evm.dts index 4d57a55473afd1f563667d948b49269e11028697..a6298eb56978710c24291fc05d17770fefccd188 100644 --- a/arch/arm/boot/dts/dra71-evm.dts +++ b/arch/arm/boot/dts/dra71-evm.dts @@ -190,7 +190,7 @@ ti,rx-internal-delay = ; ti,tx-internal-delay = ; ti,fifo-depth = ; - ti,impedance-control = <0x1f>; + ti,min-output-impedance; }; dp83867_1: ethernet-phy@3 { @@ -198,7 +198,7 @@ ti,rx-internal-delay = ; ti,tx-internal-delay = ; ti,fifo-depth = ; - ti,impedance-control = <0x1f>; + ti,min-output-impedance; }; }; diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index 497a9470c8881bca6e49800f90c0f5d20dd3d84a..5739389f5bb877ef7b29455a1bcd47328d7223ed 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -59,6 +59,9 @@ compatible = "samsung,exynos4210-audss-clock"; reg = <0x03810000 0x0C>; #clock-cells = <1>; + clocks = <&clock CLK_FIN_PLL>, <&clock CLK_FOUT_EPLL>, + <&clock CLK_SCLK_AUDIO0>, <&clock CLK_SCLK_AUDIO0>; + clock-names = "pll_ref", "pll_in", "sclk_audio", "sclk_pcm_in"; }; i2s0: i2s@03830000 { diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 2484f11761ea24f3bfa44a81e7309442399367d9..858e1fed762a1df80f33bac4576b5d900e021bcf 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -1126,8 +1126,8 @@ }; }; - gpu: mali@ffa30000 { - compatible = "rockchip,rk3288-mali", "arm,mali-t760", "arm,mali-midgard"; + gpu: gpu@ffa30000 { + compatible = "rockchip,rk3288-mali", "arm,mali-t760"; reg = <0xffa30000 0x10000>; interrupts = , , diff --git a/arch/arm/boot/dts/sun8i-a83t.dtsi b/arch/arm/boot/dts/sun8i-a83t.dtsi index 8923ba625b76f156f27fde9c66f1f72ad044405a..19a8f4fcfab50ef5300360d980f1738d99345a94 100644 --- a/arch/arm/boot/dts/sun8i-a83t.dtsi +++ b/arch/arm/boot/dts/sun8i-a83t.dtsi @@ -44,7 +44,9 @@ #include +#include #include +#include / { interrupt-parent = <&gic>; @@ -175,8 +177,8 @@ compatible = "allwinner,sun8i-a83t-dma"; reg = <0x01c02000 0x1000>; interrupts = ; - clocks = <&ccu 21>; - resets = <&ccu 7>; + clocks = <&ccu CLK_BUS_DMA>; + resets = <&ccu RST_BUS_DMA>; #dma-cells = <1>; }; @@ -195,7 +197,7 @@ , ; reg = <0x01c20800 0x400>; - clocks = <&ccu 45>, <&osc24M>, <&osc16Md512>; + clocks = <&ccu CLK_BUS_PIO>, <&osc24M>, <&osc16Md512>; clock-names = "apb", "hosc", "losc"; gpio-controller; interrupt-controller; @@ -247,8 +249,8 @@ "allwinner,sun8i-h3-spdif"; reg = <0x01c21000 0x400>; interrupts = ; - clocks = <&ccu 44>, <&ccu 76>; - resets = <&ccu 32>; + clocks = <&ccu CLK_BUS_SPDIF>, <&ccu CLK_SPDIF>; + resets = <&ccu RST_BUS_SPDIF>; clock-names = "apb", "spdif"; dmas = <&dma 2>; dma-names = "tx"; @@ -263,8 +265,8 @@ interrupts = ; reg-shift = <2>; reg-io-width = <4>; - clocks = <&ccu 53>; - resets = <&ccu 40>; + clocks = <&ccu CLK_BUS_UART0>; + resets = <&ccu RST_BUS_UART0>; status = "disabled"; }; diff --git a/arch/arm/boot/dts/sunxi-h3-h5.dtsi b/arch/arm/boot/dts/sunxi-h3-h5.dtsi index 6f2162608006770896df2adcc258a4ed2a3b63a9..d38282b9e5d442cbf1709e38f8a64ee9bfacce1c 100644 --- a/arch/arm/boot/dts/sunxi-h3-h5.dtsi +++ b/arch/arm/boot/dts/sunxi-h3-h5.dtsi @@ -394,7 +394,7 @@ emac: ethernet@1c30000 { compatible = "allwinner,sun8i-h3-emac"; syscon = <&syscon>; - reg = <0x01c30000 0x104>; + reg = <0x01c30000 0x10000>; interrupts = ; interrupt-names = "macirq"; resets = <&ccu RST_BUS_EMAC>; diff --git a/arch/arm/boot/dts/tango4-vantage-1172.dts b/arch/arm/boot/dts/tango4-vantage-1172.dts index 86d8df98802fdf66a651adb04de5c4be49af3fcc..13bcc460bcb2adf2ab17775bc0aa2c01bc694aed 100644 --- a/arch/arm/boot/dts/tango4-vantage-1172.dts +++ b/arch/arm/boot/dts/tango4-vantage-1172.dts @@ -22,7 +22,7 @@ }; ð0 { - phy-connection-type = "rgmii"; + phy-connection-type = "rgmii-id"; phy-handle = <ð0_phy>; #address-cells = <1>; #size-cells = <0>; diff --git a/arch/arm/mach-davinci/board-da850-evm.c b/arch/arm/mach-davinci/board-da850-evm.c index b5625d0092881bbbbb1022de2664c51f2a304844..e568c8c6f69cb67bf423db51f25d6315a15fbc96 100644 --- a/arch/arm/mach-davinci/board-da850-evm.c +++ b/arch/arm/mach-davinci/board-da850-evm.c @@ -1166,7 +1166,7 @@ static struct tvp514x_platform_data tvp5146_pdata = { #define TVP514X_STD_ALL (V4L2_STD_NTSC | V4L2_STD_PAL) -static const struct vpif_input da850_ch0_inputs[] = { +static struct vpif_input da850_ch0_inputs[] = { { .input = { .index = 0, @@ -1181,7 +1181,7 @@ static const struct vpif_input da850_ch0_inputs[] = { }, }; -static const struct vpif_input da850_ch1_inputs[] = { +static struct vpif_input da850_ch1_inputs[] = { { .input = { .index = 0, diff --git a/arch/arm/mach-davinci/clock.c b/arch/arm/mach-davinci/clock.c index f5dce9b4e617df833cd210bac2fe65ac4a93b788..f77a4f7660505fe949af782e50b99c08b12a5570 100644 --- a/arch/arm/mach-davinci/clock.c +++ b/arch/arm/mach-davinci/clock.c @@ -218,6 +218,15 @@ int clk_set_parent(struct clk *clk, struct clk *parent) } EXPORT_SYMBOL(clk_set_parent); +struct clk *clk_get_parent(struct clk *clk) +{ + if (!clk) + return NULL; + + return clk->parent; +} +EXPORT_SYMBOL(clk_get_parent); + int clk_register(struct clk *clk) { if (clk == NULL || IS_ERR(clk)) diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c index 39ef3b613912f8888013c30d591e4ad4f0cd8095..beec5f16443a29fb5a62f6deb8969ea33cff5b6d 100644 --- a/arch/arm/mach-ep93xx/clock.c +++ b/arch/arm/mach-ep93xx/clock.c @@ -475,6 +475,26 @@ int clk_set_rate(struct clk *clk, unsigned long rate) } EXPORT_SYMBOL(clk_set_rate); +long clk_round_rate(struct clk *clk, unsigned long rate) +{ + WARN_ON(clk); + return 0; +} +EXPORT_SYMBOL(clk_round_rate); + +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + WARN_ON(clk); + return 0; +} +EXPORT_SYMBOL(clk_set_parent); + +struct clk *clk_get_parent(struct clk *clk) +{ + return clk->parent; +} +EXPORT_SYMBOL(clk_get_parent); + static char fclk_divisors[] = { 1, 2, 4, 8, 16, 1, 1, 1 }; static char hclk_divisors[] = { 1, 2, 4, 5, 6, 8, 16, 32 }; diff --git a/arch/arm/mach-ixp4xx/include/mach/io.h b/arch/arm/mach-ixp4xx/include/mach/io.h index 7a0c13bf42694b724e0fcb35439070eefde0a646..844e8ac593e270125980df3ecced92b6d6322f5e 100644 --- a/arch/arm/mach-ixp4xx/include/mach/io.h +++ b/arch/arm/mach-ixp4xx/include/mach/io.h @@ -95,8 +95,10 @@ static inline void __indirect_writeb(u8 value, volatile void __iomem *p) } static inline void __indirect_writesb(volatile void __iomem *bus_addr, - const u8 *vaddr, int count) + const void *p, int count) { + const u8 *vaddr = p; + while (count--) writeb(*vaddr++, bus_addr); } @@ -118,8 +120,10 @@ static inline void __indirect_writew(u16 value, volatile void __iomem *p) } static inline void __indirect_writesw(volatile void __iomem *bus_addr, - const u16 *vaddr, int count) + const void *p, int count) { + const u16 *vaddr = p; + while (count--) writew(*vaddr++, bus_addr); } @@ -137,8 +141,9 @@ static inline void __indirect_writel(u32 value, volatile void __iomem *p) } static inline void __indirect_writesl(volatile void __iomem *bus_addr, - const u32 *vaddr, int count) + const void *p, int count) { + const u32 *vaddr = p; while (count--) writel(*vaddr++, bus_addr); } @@ -160,8 +165,10 @@ static inline u8 __indirect_readb(const volatile void __iomem *p) } static inline void __indirect_readsb(const volatile void __iomem *bus_addr, - u8 *vaddr, u32 count) + void *p, u32 count) { + u8 *vaddr = p; + while (count--) *vaddr++ = readb(bus_addr); } @@ -183,8 +190,10 @@ static inline u16 __indirect_readw(const volatile void __iomem *p) } static inline void __indirect_readsw(const volatile void __iomem *bus_addr, - u16 *vaddr, u32 count) + void *p, u32 count) { + u16 *vaddr = p; + while (count--) *vaddr++ = readw(bus_addr); } @@ -204,8 +213,10 @@ static inline u32 __indirect_readl(const volatile void __iomem *p) } static inline void __indirect_readsl(const volatile void __iomem *bus_addr, - u32 *vaddr, u32 count) + void *p, u32 count) { + u32 *vaddr = p; + while (count--) *vaddr++ = readl(bus_addr); } @@ -523,8 +534,15 @@ static inline void iowrite32_rep(void __iomem *addr, const void *vaddr, #endif } -#define ioport_map(port, nr) ((void __iomem*)(port + PIO_OFFSET)) -#define ioport_unmap(addr) +#define ioport_map(port, nr) ioport_map(port, nr) +static inline void __iomem *ioport_map(unsigned long port, unsigned int nr) +{ + return ((void __iomem*)((port) + PIO_OFFSET)); +} +#define ioport_unmap(addr) ioport_unmap(addr) +static inline void ioport_unmap(void __iomem *addr) +{ +} #endif /* CONFIG_PCI */ #endif /* __ASM_ARM_ARCH_IO_H */ diff --git a/arch/arm/mach-mmp/devices.c b/arch/arm/mach-mmp/devices.c index 3330ac7cfbefc78388b78ad06a47ab102a9d9a79..671c7a09ab3d65a43b1effae5fd3bffbcb9c22cb 100644 --- a/arch/arm/mach-mmp/devices.c +++ b/arch/arm/mach-mmp/devices.c @@ -238,7 +238,7 @@ void pxa_usb_phy_deinit(void __iomem *phy_reg) #endif #if IS_ENABLED(CONFIG_USB_SUPPORT) -static u64 usb_dma_mask = ~(u32)0; +static u64 __maybe_unused usb_dma_mask = ~(u32)0; #if IS_ENABLED(CONFIG_USB_MV_UDC) struct resource pxa168_u2o_resources[] = { diff --git a/arch/arm/mach-mvebu/platsmp.c b/arch/arm/mach-mvebu/platsmp.c index e62273aacb43681f2bd8ab0c7e95d82d2c32020f..4ffbbd217e8286e18181fac98487a8860ead6372 100644 --- a/arch/arm/mach-mvebu/platsmp.c +++ b/arch/arm/mach-mvebu/platsmp.c @@ -211,7 +211,7 @@ static int mv98dx3236_resume_set_cpu_boot_addr(int hw_cpu, void *boot_addr) return PTR_ERR(base); writel(0, base + MV98DX3236_CPU_RESUME_CTRL_REG); - writel(virt_to_phys(boot_addr), base + MV98DX3236_CPU_RESUME_ADDR_REG); + writel(__pa_symbol(boot_addr), base + MV98DX3236_CPU_RESUME_ADDR_REG); iounmap(base); diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c index 6613a6ff5dbc9e35512ac94fd84904ddf2a63ee1..6cbc69c92913dbc4074a65e269bb5243e9193cdb 100644 --- a/arch/arm/mach-omap1/board-ams-delta.c +++ b/arch/arm/mach-omap1/board-ams-delta.c @@ -510,6 +510,7 @@ static void __init ams_delta_init(void) static void modem_pm(struct uart_port *port, unsigned int state, unsigned old) { struct modem_private_data *priv = port->private_data; + int ret; if (IS_ERR(priv->regulator)) return; @@ -518,9 +519,16 @@ static void modem_pm(struct uart_port *port, unsigned int state, unsigned old) return; if (state == 0) - regulator_enable(priv->regulator); + ret = regulator_enable(priv->regulator); else if (old == 0) - regulator_disable(priv->regulator); + ret = regulator_disable(priv->regulator); + else + ret = 0; + + if (ret) + dev_warn(port->dev, + "ams_delta modem_pm: failed to %sable regulator: %d\n", + state ? "dis" : "en", ret); } static struct plat_serial8250_port ams_delta_modem_ports[] = { diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c index 4dfb995048103b8bff965b6119f3665e54887a40..95ac1929aede4d3f82cabcf627ccf548d369b6c6 100644 --- a/arch/arm/mach-omap1/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -441,13 +441,11 @@ static struct spi_board_info __initdata mistral_boardinfo[] = { { .chip_select = 0, } }; -#ifdef CONFIG_PM static irqreturn_t osk_mistral_wake_interrupt(int irq, void *ignored) { return IRQ_HANDLED; } -#endif static void __init osk_mistral_init(void) { @@ -515,7 +513,6 @@ static void __init osk_mistral_init(void) gpio_direction_input(OMAP_MPUIO(2)); irq_set_irq_type(irq, IRQ_TYPE_EDGE_RISING); -#ifdef CONFIG_PM /* share the IRQ in case someone wants to use the * button for more than wakeup from system sleep. */ @@ -529,7 +526,6 @@ static void __init osk_mistral_init(void) ret); } else enable_irq_wake(irq); -#endif } else printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n"); diff --git a/arch/arm/mach-omap2/board-generic.c b/arch/arm/mach-omap2/board-generic.c index dc9e34e670a26f280bdfe7947fa8709ee750465f..b1e661bb5521e4281a487c25cbfea12c0b29f91f 100644 --- a/arch/arm/mach-omap2/board-generic.c +++ b/arch/arm/mach-omap2/board-generic.c @@ -28,7 +28,7 @@ static const struct of_device_id omap_dt_match_table[] __initconst = { { } }; -static void __init omap_generic_init(void) +static void __init __maybe_unused omap_generic_init(void) { pdata_quirks_init(omap_dt_match_table); diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c index 1d739d1a0a657aec9ee73450154ff5b5197f8939..1cd20e4d56b06fe2afb4ce7d79bc310446e07762 100644 --- a/arch/arm/mach-omap2/io.c +++ b/arch/arm/mach-omap2/io.c @@ -410,7 +410,7 @@ static int _set_hwmod_postsetup_state(struct omap_hwmod *oh, void *data) return omap_hwmod_set_postsetup_state(oh, *(u8 *)data); } -static void __init omap_hwmod_init_postsetup(void) +static void __init __maybe_unused omap_hwmod_init_postsetup(void) { u8 postsetup_state; diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c index d44e0e2f11063134e9dd031c0a55b523dd76befa..841ba19d64a69b153a38ef594220d1a4054d7e59 100644 --- a/arch/arm/mach-omap2/pm34xx.c +++ b/arch/arm/mach-omap2/pm34xx.c @@ -486,7 +486,6 @@ int __init omap3_pm_init(void) ret = request_irq(omap_prcm_event_to_irq("io"), _prcm_int_handle_io, IRQF_SHARED | IRQF_NO_SUSPEND, "pm_io", omap3_pm_init); - enable_irq(omap_prcm_event_to_irq("io")); if (ret) { pr_err("pm: Failed to request pm_io irq\n"); diff --git a/arch/arm/mach-omap2/prm3xxx.c b/arch/arm/mach-omap2/prm3xxx.c index 382e236fbfd9a188a91aba9e731436dfca86dd02..64f6451499a795de85fd451903de1d9aef59ba7a 100644 --- a/arch/arm/mach-omap2/prm3xxx.c +++ b/arch/arm/mach-omap2/prm3xxx.c @@ -692,7 +692,6 @@ static int omap3xxx_prm_late_init(void) { struct device_node *np; int irq_num; - int ret; if (!(prm_features & PRM_HAS_IO_WAKEUP)) return 0; @@ -712,12 +711,8 @@ static int omap3xxx_prm_late_init(void) } omap3xxx_prm_enable_io_wakeup(); - ret = omap_prcm_register_chain_handler(&omap3_prcm_irq_setup); - if (!ret) - irq_set_status_flags(omap_prcm_event_to_irq("io"), - IRQ_NOAUTOEN); - return ret; + return omap_prcm_register_chain_handler(&omap3_prcm_irq_setup); } static void __exit omap3xxx_prm_exit(void) diff --git a/arch/arm/mach-omap2/prm44xx.c b/arch/arm/mach-omap2/prm44xx.c index 87e86a4a9eadd7f6a544fb04e228a791268e6d73..3ab5df1ce900b26f91b8b582a36188bd281c6c3c 100644 --- a/arch/arm/mach-omap2/prm44xx.c +++ b/arch/arm/mach-omap2/prm44xx.c @@ -336,6 +336,27 @@ static void omap44xx_prm_reconfigure_io_chain(void) return; } +/** + * omap44xx_prm_enable_io_wakeup - enable wakeup events from I/O wakeup latches + * + * Activates the I/O wakeup event latches and allows events logged by + * those latches to signal a wakeup event to the PRCM. For I/O wakeups + * to occur, WAKEUPENABLE bits must be set in the pad mux registers, and + * omap44xx_prm_reconfigure_io_chain() must be called. No return value. + */ +static void __init omap44xx_prm_enable_io_wakeup(void) +{ + s32 inst = omap4_prmst_get_prm_dev_inst(); + + if (inst == PRM_INSTANCE_UNKNOWN) + return; + + omap4_prm_rmw_inst_reg_bits(OMAP4430_GLOBAL_WUEN_MASK, + OMAP4430_GLOBAL_WUEN_MASK, + inst, + omap4_prcm_irq_setup.pm_ctrl); +} + /** * omap44xx_prm_read_reset_sources - return the last SoC reset source * @@ -668,6 +689,8 @@ struct pwrdm_ops omap4_pwrdm_operations = { .pwrdm_has_voltdm = omap4_check_vcvp, }; +static int omap44xx_prm_late_init(void); + /* * XXX document */ @@ -675,6 +698,7 @@ static struct prm_ll_data omap44xx_prm_ll_data = { .read_reset_sources = &omap44xx_prm_read_reset_sources, .was_any_context_lost_old = &omap44xx_prm_was_any_context_lost_old, .clear_context_loss_flags_old = &omap44xx_prm_clear_context_loss_flags_old, + .late_init = &omap44xx_prm_late_init, .assert_hardreset = omap4_prminst_assert_hardreset, .deassert_hardreset = omap4_prminst_deassert_hardreset, .is_hardreset_asserted = omap4_prminst_is_hardreset_asserted, @@ -711,6 +735,37 @@ int __init omap44xx_prm_init(const struct omap_prcm_init_data *data) return prm_register(&omap44xx_prm_ll_data); } +static int omap44xx_prm_late_init(void) +{ + int irq_num; + + if (!(prm_features & PRM_HAS_IO_WAKEUP)) + return 0; + + irq_num = of_irq_get(prm_init_data->np, 0); + /* + * Already have OMAP4 IRQ num. For all other platforms, we need + * IRQ numbers from DT + */ + if (irq_num < 0 && !(prm_init_data->flags & PRM_IRQ_DEFAULT)) { + if (irq_num == -EPROBE_DEFER) + return irq_num; + + /* Have nothing to do */ + return 0; + } + + /* Once OMAP4 DT is filled as well */ + if (irq_num >= 0) { + omap4_prcm_irq_setup.irq = irq_num; + omap4_prcm_irq_setup.xlate_irq = NULL; + } + + omap44xx_prm_enable_io_wakeup(); + + return omap_prcm_register_chain_handler(&omap4_prcm_irq_setup); +} + static void __exit omap44xx_prm_exit(void) { prm_unregister(&omap44xx_prm_ll_data); diff --git a/arch/arm/mach-prima2/common.c b/arch/arm/mach-prima2/common.c index 8cadb302a7d2f54a3bbcddaf7296606293d69e4e..ffe05c27087e88340c40f3a302f87aae19e1d81e 100644 --- a/arch/arm/mach-prima2/common.c +++ b/arch/arm/mach-prima2/common.c @@ -15,7 +15,7 @@ #include #include "common.h" -static void __init sirfsoc_init_late(void) +static void __init __maybe_unused sirfsoc_init_late(void) { sirfsoc_pm_init(); } diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig index 76fbc115ec33f7bc620e462a01f80fd915e864c1..ce7d97babb0f9428803df53cae836e437ed08118 100644 --- a/arch/arm/mach-pxa/Kconfig +++ b/arch/arm/mach-pxa/Kconfig @@ -566,6 +566,7 @@ config MACH_ICONTROL config ARCH_PXA_ESERIES bool "PXA based Toshiba e-series PDAs" select FB_W100 + select FB select PXA25x config MACH_E330 diff --git a/arch/arm/mach-pxa/include/mach/mtd-xip.h b/arch/arm/mach-pxa/include/mach/mtd-xip.h index 990d2bf2fb45e6451226afe25a4699a14ff5f53a..9bf4ea6a6f7446b830a6bfadf5156ff9cf5aed0c 100644 --- a/arch/arm/mach-pxa/include/mach/mtd-xip.h +++ b/arch/arm/mach-pxa/include/mach/mtd-xip.h @@ -17,11 +17,15 @@ #include -#define xip_irqpending() (ICIP & ICMR) +/* restored July 2017, this did not build since 2011! */ + +#define ICIP io_p2v(0x40d00000) +#define ICMR io_p2v(0x40d00004) +#define xip_irqpending() (readl(ICIP) & readl(ICMR)) /* we sample OSCR and convert desired delta to usec (1/4 ~= 1000000/3686400) */ -#define xip_currtime() (OSCR) -#define xip_elapsed_since(x) (signed)((OSCR - (x)) / 4) +#define xip_currtime() readl(OSCR) +#define xip_elapsed_since(x) (signed)((readl(OSCR) - (x)) / 4) /* * xip_cpu_idle() is used when waiting for a delay equal or larger than diff --git a/arch/arm/mach-rpc/include/mach/hardware.h b/arch/arm/mach-rpc/include/mach/hardware.h index aa79fa47373ac8d3e605592cbe40e574cc9b3966..622d4e5df0293b48c697bb355a52a11613e7a629 100644 --- a/arch/arm/mach-rpc/include/mach/hardware.h +++ b/arch/arm/mach-rpc/include/mach/hardware.h @@ -25,8 +25,8 @@ * *_SIZE is the size of the region * *_BASE is the virtual address */ -#define RAM_SIZE 0x10000000 -#define RAM_START 0x10000000 +#define RPC_RAM_SIZE 0x10000000 +#define RPC_RAM_START 0x10000000 #define EASI_SIZE 0x08000000 /* EASI I/O */ #define EASI_START 0x08000000 diff --git a/arch/arm/mach-sa1100/clock.c b/arch/arm/mach-sa1100/clock.c index 0db46895c82a4729d40b6c94c62482cd00ae1c9b..7d52cd97d96e4091adbcff105f9a0dc8db86c83e 100644 --- a/arch/arm/mach-sa1100/clock.c +++ b/arch/arm/mach-sa1100/clock.c @@ -35,6 +35,31 @@ struct clk clk_##_name = { \ static DEFINE_SPINLOCK(clocks_lock); +/* Dummy clk routine to build generic kernel parts that may be using them */ +long clk_round_rate(struct clk *clk, unsigned long rate) +{ + return clk_get_rate(clk); +} +EXPORT_SYMBOL(clk_round_rate); + +int clk_set_rate(struct clk *clk, unsigned long rate) +{ + return 0; +} +EXPORT_SYMBOL(clk_set_rate); + +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + return 0; +} +EXPORT_SYMBOL(clk_set_parent); + +struct clk *clk_get_parent(struct clk *clk) +{ + return NULL; +} +EXPORT_SYMBOL(clk_get_parent); + static void clk_gpio27_enable(struct clk *clk) { /* diff --git a/arch/arm/mach-sa1100/include/mach/mtd-xip.h b/arch/arm/mach-sa1100/include/mach/mtd-xip.h index b3d684098fbf545c033e56793935cee7da3e2bf0..cb76096a2e36b4ea4ccf02f983244a97919ff243 100644 --- a/arch/arm/mach-sa1100/include/mach/mtd-xip.h +++ b/arch/arm/mach-sa1100/include/mach/mtd-xip.h @@ -20,7 +20,7 @@ #define xip_irqpending() (ICIP & ICMR) /* we sample OSCR and convert desired delta to usec (1/4 ~= 1000000/3686400) */ -#define xip_currtime() (OSCR) -#define xip_elapsed_since(x) (signed)((OSCR - (x)) / 4) +#define xip_currtime() readl_relaxed(OSCR) +#define xip_elapsed_since(x) (signed)((readl_relaxed(OSCR) - (x)) / 4) #endif /* __ARCH_SA1100_MTD_XIP_H__ */ diff --git a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c index 73e3adbc133096eca9cdf652d37ff110f5e35850..44438f344dc80f9c5073502fbe2019270d8df24a 100644 --- a/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c +++ b/arch/arm/mach-shmobile/regulator-quirk-rcar-gen2.c @@ -67,8 +67,12 @@ static int regulator_quirk_notify(struct notifier_block *nb, { struct device *dev = data; struct i2c_client *client; + static bool done; u32 mon; + if (done) + return 0; + mon = ioread32(irqc + IRQC_MONITOR); dev_dbg(dev, "%s: %ld, IRQC_MONITOR = 0x%x\n", __func__, action, mon); if (mon & REGULATOR_IRQ_MASK) @@ -99,7 +103,7 @@ static int regulator_quirk_notify(struct notifier_block *nb, remove: dev_info(dev, "IRQ2 is not asserted, removing quirk\n"); - bus_unregister_notifier(&i2c_bus_type, nb); + done = true; iounmap(irqc); return 0; } diff --git a/arch/arm/mach-w90x900/clock.c b/arch/arm/mach-w90x900/clock.c index ac6fd1a2cb59fb43897d00581d18e53aa354ca80..3f93fac98d973dc9a952d40a98f33b9343545e8e 100644 --- a/arch/arm/mach-w90x900/clock.c +++ b/arch/arm/mach-w90x900/clock.c @@ -93,3 +93,32 @@ void nuc900_subclk_enable(struct clk *clk, int enable) __raw_writel(clken, W90X900_VA_CLKPWR + SUBCLK); } + +/* dummy functions, should not be called */ +long clk_round_rate(struct clk *clk, unsigned long rate) +{ + WARN_ON(clk); + return 0; +} +EXPORT_SYMBOL(clk_round_rate); + +int clk_set_rate(struct clk *clk, unsigned long rate) +{ + WARN_ON(clk); + return 0; +} +EXPORT_SYMBOL(clk_set_rate); + +int clk_set_parent(struct clk *clk, struct clk *parent) +{ + WARN_ON(clk); + return 0; +} +EXPORT_SYMBOL(clk_set_parent); + +struct clk *clk_get_parent(struct clk *clk) +{ + WARN_ON(clk); + return NULL; +} +EXPORT_SYMBOL(clk_get_parent); diff --git a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi index 9d00622ce8453820441e9c3c26980cab35c3dcd8..bd0f33b77f5728781f558414eebf1eb02055a78d 100644 --- a/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi +++ b/arch/arm64/boot/dts/allwinner/sun50i-a64.dtsi @@ -452,7 +452,7 @@ emac: ethernet@1c30000 { compatible = "allwinner,sun50i-a64-emac"; syscon = <&syscon>; - reg = <0x01c30000 0x100>; + reg = <0x01c30000 0x10000>; interrupts = ; interrupt-names = "macirq"; resets = <&ccu RST_BUS_EMAC>; diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi index 35b8c88c3220c84c76ce1b22c8440ad8fdcbaa10..738ed689ff692b0f16b9add648f9f32dd514d010 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi @@ -400,7 +400,7 @@ }; pwm_AO_ab: pwm@550 { - compatible = "amlogic,meson-gx-pwm", "amlogic,meson-gxbb-pwm"; + compatible = "amlogic,meson-gx-ao-pwm", "amlogic,meson-gxbb-ao-pwm"; reg = <0x0 0x00550 0x0 0x10>; #pwm-cells = <3>; status = "disabled"; diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts index 72c5a9f64ca8499fe83a11bdbb17c1c95c4206c6..94567eb178759c18162c276baa4ba481f903c064 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-khadas-vim.dts @@ -109,8 +109,8 @@ status = "okay"; pinctrl-0 = <&pwm_ao_a_3_pins>, <&pwm_ao_b_pins>; pinctrl-names = "default"; - clocks = <&clkc CLKID_FCLK_DIV4>; - clock-names = "clkin0"; + clocks = <&xtal> , <&xtal>; + clock-names = "clkin0", "clkin1" ; }; &pwm_ef { diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts index 890821d6e52b2d01a00e06d03ded2b49e091857a..266fbcf3e47f5640b565c09fae289003b7b9e679 100644 --- a/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts +++ b/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts @@ -10,12 +10,20 @@ #include -#include "meson-gxl-s905x-p212.dtsi" +#include "meson-gxl-s905x.dtsi" / { compatible = "libretech,cc", "amlogic,s905x", "amlogic,meson-gxl"; model = "Libre Technology CC"; + aliases { + serial0 = &uart_AO; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + cvbs-connector { compatible = "composite-video-connector"; @@ -26,6 +34,11 @@ }; }; + emmc_pwrseq: emmc-pwrseq { + compatible = "mmc-pwrseq-emmc"; + reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>; + }; + hdmi-connector { compatible = "hdmi-connector"; type = "a"; @@ -53,6 +66,39 @@ linux,default-trigger = "heartbeat"; }; }; + + memory@0 { + device_type = "memory"; + reg = <0x0 0x0 0x0 0x80000000>; + }; + + vcc_3v3: regulator-vcc_3v3 { + compatible = "regulator-fixed"; + regulator-name = "VCC_3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; + + vcc_card: regulator-vcc-card { + compatible = "regulator-gpio"; + + regulator-name = "VCC_CARD"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <3300000>; + + gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>; + gpios-states = <0>; + + states = <3300000 0>, + <1800000 1>; + }; + + vddio_boot: regulator-vddio_boot { + compatible = "regulator-fixed"; + regulator-name = "VDDIO_BOOT"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + }; }; &cvbs_vdac_port { @@ -61,6 +107,16 @@ }; }; +ðmac { + status = "okay"; +}; + +&ir { + status = "okay"; + pinctrl-0 = <&remote_input_ao_pins>; + pinctrl-names = "default"; +}; + &hdmi_tx { status = "okay"; pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>; @@ -73,20 +129,43 @@ }; }; -/* - * The following devices exists but are exposed on the general - * purpose GPIO header. End user may well decide to use those pins - * for another purpose - */ +/* SD card */ +&sd_emmc_b { + status = "okay"; + pinctrl-0 = <&sdcard_pins>; + pinctrl-names = "default"; + + bus-width = <4>; + cap-sd-highspeed; + max-frequency = <100000000>; + disable-wp; + + cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>; + cd-inverted; -&sd_emmc_a { - status = "disabled"; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vcc_card>; }; -&uart_A { - status = "disabled"; +/* eMMC */ +&sd_emmc_c { + status = "okay"; + pinctrl-0 = <&emmc_pins>; + pinctrl-names = "default"; + + bus-width = <8>; + cap-mmc-highspeed; + max-frequency = <50000000>; + non-removable; + disable-wp; + + mmc-pwrseq = <&emmc_pwrseq>; + vmmc-supply = <&vcc_3v3>; + vqmmc-supply = <&vddio_boot>; }; -&wifi32k { - status = "disabled"; +&uart_AO { + status = "okay"; + pinctrl-0 = <&uart_ao_a_pins>; + pinctrl-names = "default"; }; diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi index dbcc3d4e2ed523e72bc8cd68dbf2c52503b7332f..51763d674050cb27c32b0909c62a62724d5d429d 100644 --- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi @@ -219,7 +219,7 @@ reg = <0x18800 0x100>, <0x18C00 0x20>; gpiosb: gpio { #gpio-cells = <2>; - gpio-ranges = <&pinctrl_sb 0 0 29>; + gpio-ranges = <&pinctrl_sb 0 0 30>; gpio-controller; interrupts = , diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi index 726528ce54e9650fe2b0ebfc085b0f0753e876d8..4c68605675a83db1639c0efed23788379c4d9e17 100644 --- a/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-cp110-master.dtsi @@ -270,6 +270,7 @@ interrupt-names = "mem", "ring0", "ring1", "ring2", "ring3", "eip"; clocks = <&cpm_clk 1 26>; + dma-coherent; }; }; diff --git a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi index 95f8e5f607f608d2ec1bd258e1eec76f0d4b8528..923f354b02f00d199db276f60adffb013d688186 100644 --- a/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-cp110-slave.dtsi @@ -64,7 +64,7 @@ compatible = "marvell,armada-8k-rtc"; reg = <0x284000 0x20>, <0x284080 0x24>; reg-names = "rtc", "rtc-soc"; - interrupts = ; + interrupts = ; }; cps_ethernet: ethernet@0 { @@ -261,6 +261,7 @@ interrupt-names = "mem", "ring0", "ring1", "ring2", "ring3", "eip"; clocks = <&cps_clk 1 26>; + dma-coherent; /* * The cryptographic engine found on the cp110 * master is enabled by default at the SoC diff --git a/arch/arm64/boot/dts/renesas/salvator-common.dtsi b/arch/arm64/boot/dts/renesas/salvator-common.dtsi index aef35e0b685a3a8599f33d1b227f31d0e5f551ea..a451996f590a5173a3e9dbe56831a623e3c0639a 100644 --- a/arch/arm64/boot/dts/renesas/salvator-common.dtsi +++ b/arch/arm64/boot/dts/renesas/salvator-common.dtsi @@ -508,7 +508,7 @@ /* audio_clkout0/1/2/3 */ #clock-cells = <1>; - clock-frequency = <11289600 12288000>; + clock-frequency = <12288000 11289600>; status = "okay"; diff --git a/arch/arm64/boot/dts/renesas/ulcb.dtsi b/arch/arm64/boot/dts/renesas/ulcb.dtsi index b5c6ee07d7f91d84d4b5b8e612fcc4f4304bc4c2..d1a3f3b7a0ab0b97aff29a898813a023a7d5bd3d 100644 --- a/arch/arm64/boot/dts/renesas/ulcb.dtsi +++ b/arch/arm64/boot/dts/renesas/ulcb.dtsi @@ -281,7 +281,7 @@ /* audio_clkout0/1/2/3 */ #clock-cells = <1>; - clock-frequency = <11289600 12288000>; + clock-frequency = <12288000 11289600>; status = "okay"; diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig index 6c7d147eed54de4cc19678ce8f318987406b0521..b4ca115b3be1c0a25121517e1e9e598d26c7c0b1 100644 --- a/arch/arm64/configs/defconfig +++ b/arch/arm64/configs/defconfig @@ -476,6 +476,7 @@ CONFIG_QCOM_CLK_SMD_RPM=y CONFIG_MSM_GCC_8916=y CONFIG_MSM_GCC_8994=y CONFIG_MSM_MMCC_8996=y +CONFIG_HWSPINLOCK=y CONFIG_HWSPINLOCK_QCOM=y CONFIG_ARM_MHU=y CONFIG_PLATFORM_MHU=y diff --git a/arch/arm64/include/asm/memory.h b/arch/arm64/include/asm/memory.h index 32f82723338a0e23bd880273aa9ae53e93a9979d..ef39dcb9ca6af1150152883cf338114536167b5f 100644 --- a/arch/arm64/include/asm/memory.h +++ b/arch/arm64/include/asm/memory.h @@ -64,8 +64,10 @@ * TASK_UNMAPPED_BASE - the lower boundary of the mmap VM area. */ #define VA_BITS (CONFIG_ARM64_VA_BITS) -#define VA_START (UL(0xffffffffffffffff) << VA_BITS) -#define PAGE_OFFSET (UL(0xffffffffffffffff) << (VA_BITS - 1)) +#define VA_START (UL(0xffffffffffffffff) - \ + (UL(1) << VA_BITS) + 1) +#define PAGE_OFFSET (UL(0xffffffffffffffff) - \ + (UL(1) << (VA_BITS - 1)) + 1) #define KIMAGE_VADDR (MODULES_END) #define MODULES_END (MODULES_VADDR + MODULES_VSIZE) #define MODULES_VADDR (VA_START + KASAN_SHADOW_SIZE) diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index d48f470802136e17dfc7ec83be568b8e913e6cf4..8a62648848e5754a747649078206e782ef550172 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -523,7 +523,7 @@ static void cntfrq_read_handler(unsigned int esr, struct pt_regs *regs) { int rt = (esr & ESR_ELx_SYS64_ISS_RT_MASK) >> ESR_ELx_SYS64_ISS_RT_SHIFT; - pt_regs_write_reg(regs, rt, read_sysreg(cntfrq_el0)); + pt_regs_write_reg(regs, rt, arch_timer_get_rate()); regs->pc += 4; } diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 77862881ae860943b2f2553dbbd93c65b64102ab..2e070d3baf9f12db1363ed95d079b19b02ca0382 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -764,7 +764,7 @@ static bool access_pmovs(struct kvm_vcpu *vcpu, struct sys_reg_params *p, if (p->is_write) { if (r->CRm & 0x2) /* accessing PMOVSSET_EL0 */ - kvm_pmu_overflow_set(vcpu, p->regval & mask); + vcpu_sys_reg(vcpu, PMOVSSET_EL0) |= (p->regval & mask); else /* accessing PMOVSCLR_EL0 */ vcpu_sys_reg(vcpu, PMOVSSET_EL0) &= ~(p->regval & mask); diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index c7861c9864e69e7b6dc7efc16083063bbab99e98..2509e4fe699225675f74876032e22b24b338a3b1 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -163,26 +163,27 @@ int ptep_set_access_flags(struct vm_area_struct *vma, /* only preserve the access flags and write permission */ pte_val(entry) &= PTE_AF | PTE_WRITE | PTE_DIRTY; - /* - * PTE_RDONLY is cleared by default in the asm below, so set it in - * back if necessary (read-only or clean PTE). - */ + /* set PTE_RDONLY if actual read-only or clean PTE */ if (!pte_write(entry) || !pte_sw_dirty(entry)) pte_val(entry) |= PTE_RDONLY; /* * Setting the flags must be done atomically to avoid racing with the - * hardware update of the access/dirty state. + * hardware update of the access/dirty state. The PTE_RDONLY bit must + * be set to the most permissive (lowest value) of *ptep and entry + * (calculated as: a & b == ~(~a | ~b)). */ + pte_val(entry) ^= PTE_RDONLY; asm volatile("// ptep_set_access_flags\n" " prfm pstl1strm, %2\n" "1: ldxr %0, %2\n" - " and %0, %0, %3 // clear PTE_RDONLY\n" + " eor %0, %0, %3 // negate PTE_RDONLY in *ptep\n" " orr %0, %0, %4 // set flags\n" + " eor %0, %0, %3 // negate final PTE_RDONLY\n" " stxr %w1, %0, %2\n" " cbnz %w1, 1b\n" : "=&r" (old_pteval), "=&r" (tmp), "+Q" (pte_val(*ptep)) - : "L" (~PTE_RDONLY), "r" (pte_val(entry))); + : "L" (PTE_RDONLY), "r" (pte_val(entry))); flush_tlb_fix_spurious_fault(vma, address); return 1; diff --git a/arch/mips/include/asm/mach-ralink/ralink_regs.h b/arch/mips/include/asm/mach-ralink/ralink_regs.h index 9df1a53bcb36c60bc082223ff8daa24a7eb4a506..b4e7dfa214eb0b882022fe1ce2e8e7e7c3f0097d 100644 --- a/arch/mips/include/asm/mach-ralink/ralink_regs.h +++ b/arch/mips/include/asm/mach-ralink/ralink_regs.h @@ -13,6 +13,8 @@ #ifndef _RALINK_REGS_H_ #define _RALINK_REGS_H_ +#include + enum ralink_soc_type { RALINK_UNKNOWN = 0, RT2880_SOC, diff --git a/arch/mips/ralink/mt7620.c b/arch/mips/ralink/mt7620.c index 094a0ee4af46e913f2cb92f25a8503313dccc26c..9be8b08ae46b76a59984f47745138ceb16983e3a 100644 --- a/arch/mips/ralink/mt7620.c +++ b/arch/mips/ralink/mt7620.c @@ -12,6 +12,7 @@ #include #include +#include #include #include diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig index 531da9eb8f4363ad95c65e16b3d7c9653ac973b8..dda1f558ef35c5fa9113c763c846924ee24f93dc 100644 --- a/arch/parisc/Kconfig +++ b/arch/parisc/Kconfig @@ -47,6 +47,9 @@ config PARISC and later HP3000 series). The PA-RISC Linux project home page is at . +config CPU_BIG_ENDIAN + def_bool y + config MMU def_bool y diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h index 88fe0aad4390b10830ce1bc1be62925d4b2d4bbc..bc208136bbb26a837a978cdf77304f1c9dec0b2d 100644 --- a/arch/parisc/include/asm/thread_info.h +++ b/arch/parisc/include/asm/thread_info.h @@ -34,7 +34,7 @@ struct thread_info { /* thread information allocation */ -#define THREAD_SIZE_ORDER 2 /* PA-RISC requires at least 16k stack */ +#define THREAD_SIZE_ORDER 3 /* PA-RISC requires at least 32k stack */ /* Be sure to hunt all references to this down when you change the size of * the kernel stack */ #define THREAD_SIZE (PAGE_SIZE << THREAD_SIZE_ORDER) diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c index 85a92db70afc99ab9151924823a3e277f1c0e8c5..19c0c141bc3f9f0edd509708f978a2d7ca16c230 100644 --- a/arch/parisc/kernel/cache.c +++ b/arch/parisc/kernel/cache.c @@ -587,13 +587,12 @@ void flush_cache_range(struct vm_area_struct *vma, if (parisc_requires_coherency()) flush_tlb_range(vma, start, end); - if ((end - start) >= parisc_cache_flush_threshold) { + if ((end - start) >= parisc_cache_flush_threshold + || vma->vm_mm->context != mfsp(3)) { flush_cache_all(); return; } - BUG_ON(vma->vm_mm->context != mfsp(3)); - flush_user_dcache_range_asm(start, end); if (vma->vm_flags & VM_EXEC) flush_user_icache_range_asm(start, end); diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c index 5404e4086cb95d5e7a5b49e06e783f0cfdf89b8b..0ca254085a6626374ed488401618ca3af19872c7 100644 --- a/arch/parisc/kernel/irq.c +++ b/arch/parisc/kernel/irq.c @@ -380,7 +380,7 @@ static inline int eirr_to_irq(unsigned long eirr) /* * IRQ STACK - used for irq handler */ -#define IRQ_STACK_SIZE (4096 << 2) /* 16k irq stack size */ +#define IRQ_STACK_SIZE (4096 << 3) /* 32k irq stack size */ union irq_stack_union { unsigned long stack[IRQ_STACK_SIZE/sizeof(unsigned long)]; diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index a7814a7b15233261b0d9ba9d848543948dcd34d6..6f952fe1f0842232fab09eba6d89953d09946111 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -25,12 +25,20 @@ compress-$(CONFIG_KERNEL_XZ) := CONFIG_KERNEL_XZ BOOTCFLAGS := -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs \ -fno-strict-aliasing -Os -msoft-float -pipe \ -fomit-frame-pointer -fno-builtin -fPIC -nostdinc \ - -isystem $(shell $(CROSS32CC) -print-file-name=include) \ -D$(compress-y) +BOOTCC := $(CC) ifdef CONFIG_PPC64_BOOT_WRAPPER BOOTCFLAGS += -m64 +else +BOOTCFLAGS += -m32 +ifdef CROSS32_COMPILE + BOOTCC := $(CROSS32_COMPILE)gcc +endif endif + +BOOTCFLAGS += -isystem $(shell $(BOOTCC) -print-file-name=include) + ifdef CONFIG_CPU_BIG_ENDIAN BOOTCFLAGS += -mbig-endian else @@ -183,10 +191,10 @@ clean-files := $(zlib-) $(zlibheader-) $(zliblinuxheader-) \ empty.c zImage.coff.lds zImage.ps3.lds zImage.lds quiet_cmd_bootcc = BOOTCC $@ - cmd_bootcc = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $< + cmd_bootcc = $(BOOTCC) -Wp,-MD,$(depfile) $(BOOTCFLAGS) -c -o $@ $< quiet_cmd_bootas = BOOTAS $@ - cmd_bootas = $(CROSS32CC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $< + cmd_bootas = $(BOOTCC) -Wp,-MD,$(depfile) $(BOOTAFLAGS) -c -o $@ $< quiet_cmd_bootar = BOOTAR $@ cmd_bootar = $(CROSS32AR) -cr$(KBUILD_ARFLAGS) $@.$$$$ $(filter-out FORCE,$^); mv $@.$$$$ $@ diff --git a/arch/powerpc/include/asm/book3s/64/pgtable.h b/arch/powerpc/include/asm/book3s/64/pgtable.h index d1da415e283cd270d8d2d089508558d369c7cf98..818a58fc3f4f967d3bc4524c32e64ba4529c4cca 100644 --- a/arch/powerpc/include/asm/book3s/64/pgtable.h +++ b/arch/powerpc/include/asm/book3s/64/pgtable.h @@ -608,9 +608,17 @@ static inline pte_t pte_mkdevmap(pte_t pte) return __pte(pte_val(pte) | _PAGE_SPECIAL|_PAGE_DEVMAP); } +/* + * This is potentially called with a pmd as the argument, in which case it's not + * safe to check _PAGE_DEVMAP unless we also confirm that _PAGE_PTE is set. + * That's because the bit we use for _PAGE_DEVMAP is not reserved for software + * use in page directory entries (ie. non-ptes). + */ static inline int pte_devmap(pte_t pte) { - return !!(pte_raw(pte) & cpu_to_be64(_PAGE_DEVMAP)); + u64 mask = cpu_to_be64(_PAGE_DEVMAP | _PAGE_PTE); + + return (pte_raw(pte) & mask) == mask; } static inline pte_t pte_modify(pte_t pte, pgprot_t newprot) diff --git a/arch/powerpc/kernel/exceptions-64s.S b/arch/powerpc/kernel/exceptions-64s.S index 9029afd1fa2ab2ce231045659abf11ec9eaa32f6..f14f3c04ec7e0c7d366f60d161ff0ced6f1497ad 100644 --- a/arch/powerpc/kernel/exceptions-64s.S +++ b/arch/powerpc/kernel/exceptions-64s.S @@ -1325,10 +1325,18 @@ EXC_VIRT_NONE(0x5800, 0x100) std r10,PACA_EXGEN+EX_R13(r13); \ EXCEPTION_PROLOG_PSERIES_1(soft_nmi_common, _H) +/* + * Branch to soft_nmi_interrupt using the emergency stack. The emergency + * stack is one that is usable by maskable interrupts so long as MSR_EE + * remains off. It is used for recovery when something has corrupted the + * normal kernel stack, for example. The "soft NMI" must not use the process + * stack because we want irq disabled sections to avoid touching the stack + * at all (other than PMU interrupts), so use the emergency stack for this, + * and run it entirely with interrupts hard disabled. + */ EXC_COMMON_BEGIN(soft_nmi_common) mr r10,r1 ld r1,PACAEMERGSP(r13) - ld r1,PACA_NMI_EMERG_SP(r13) subi r1,r1,INT_FRAME_SIZE EXCEPTION_COMMON_NORET_STACK(PACA_EXGEN, 0x900, system_reset, soft_nmi_interrupt, diff --git a/arch/powerpc/kernel/idle_book3s.S b/arch/powerpc/kernel/idle_book3s.S index 516ebef905c063b6bdb696f5f6048da37f7822cd..e6252c5a57a4a06f10bd13710ceecdcf72c3d26e 100644 --- a/arch/powerpc/kernel/idle_book3s.S +++ b/arch/powerpc/kernel/idle_book3s.S @@ -460,11 +460,17 @@ pnv_restore_hyp_resource_arch300: /* * Workaround for POWER9, if we lost resources, the ERAT * might have been mixed up and needs flushing. We also need - * to reload MMCR0 (see comment above). + * to reload MMCR0 (see comment above). We also need to set + * then clear bit 60 in MMCRA to ensure the PMU starts running. */ blt cr3,1f PPC_INVALIDATE_ERAT ld r1,PACAR1(r13) + mfspr r4,SPRN_MMCRA + ori r4,r4,(1 << (63-60)) + mtspr SPRN_MMCRA,r4 + xori r4,r4,(1 << (63-60)) + mtspr SPRN_MMCRA,r4 ld r4,_MMCR0(r1) mtspr SPRN_MMCR0,r4 1: diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c index 0bcec745a6724771c076e34132fb40e158b318f1..f291f7826abc65fe27bd9502ff45d922fa3f9e4e 100644 --- a/arch/powerpc/kernel/irq.c +++ b/arch/powerpc/kernel/irq.c @@ -145,6 +145,19 @@ notrace unsigned int __check_irq_replay(void) /* Clear bit 0 which we wouldn't clear otherwise */ local_paca->irq_happened &= ~PACA_IRQ_HARD_DIS; + if (happened & PACA_IRQ_HARD_DIS) { + /* + * We may have missed a decrementer interrupt if hard disabled. + * Check the decrementer register in case we had a rollover + * while hard disabled. + */ + if (!(happened & PACA_IRQ_DEC)) { + if (decrementer_check_overflow()) { + local_paca->irq_happened |= PACA_IRQ_DEC; + happened |= PACA_IRQ_DEC; + } + } + } /* * Force the delivery of pending soft-disabled interrupts on PS3. @@ -170,7 +183,7 @@ notrace unsigned int __check_irq_replay(void) * in case we also had a rollover while hard disabled */ local_paca->irq_happened &= ~PACA_IRQ_DEC; - if ((happened & PACA_IRQ_DEC) || decrementer_check_overflow()) + if (happened & PACA_IRQ_DEC) return 0x900; /* Finally check if an external interrupt happened */ diff --git a/arch/powerpc/kernel/ptrace.c b/arch/powerpc/kernel/ptrace.c index 925a4ef9055932174b4dc5a8f0424b330149132b..660ed39e9c9a59fc3b7087362787502a41ba50fd 100644 --- a/arch/powerpc/kernel/ptrace.c +++ b/arch/powerpc/kernel/ptrace.c @@ -127,12 +127,19 @@ static void flush_tmregs_to_thread(struct task_struct *tsk) * If task is not current, it will have been flushed already to * it's thread_struct during __switch_to(). * - * A reclaim flushes ALL the state. + * A reclaim flushes ALL the state or if not in TM save TM SPRs + * in the appropriate thread structures from live. */ - if (tsk == current && MSR_TM_SUSPENDED(mfmsr())) - tm_reclaim_current(TM_CAUSE_SIGNAL); + if (tsk != current) + return; + if (MSR_TM_SUSPENDED(mfmsr())) { + tm_reclaim_current(TM_CAUSE_SIGNAL); + } else { + tm_enable(); + tm_save_sprs(&(tsk->thread)); + } } #else static inline void flush_tmregs_to_thread(struct task_struct *tsk) { } diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c index 997c88d54acf292b3e80beef1791ee2194ca9071..cf0e1245b8cc1c78948a4004be2d20c5b5ac0b78 100644 --- a/arch/powerpc/kernel/smp.c +++ b/arch/powerpc/kernel/smp.c @@ -1003,21 +1003,13 @@ static struct sched_domain_topology_level powerpc_topology[] = { { NULL, }, }; -static __init long smp_setup_cpu_workfn(void *data __always_unused) -{ - smp_ops->setup_cpu(boot_cpuid); - return 0; -} - void __init smp_cpus_done(unsigned int max_cpus) { /* - * We want the setup_cpu() here to be called on the boot CPU, but - * init might run on any CPU, so make sure it's invoked on the boot - * CPU. + * We are running pinned to the boot CPU, see rest_init(). */ if (smp_ops && smp_ops->setup_cpu) - work_on_cpu_safe(boot_cpuid, smp_setup_cpu_workfn, NULL); + smp_ops->setup_cpu(boot_cpuid); if (smp_ops && smp_ops->bringup_done) smp_ops->bringup_done(); diff --git a/arch/powerpc/platforms/83xx/mpc832x_rdb.c b/arch/powerpc/platforms/83xx/mpc832x_rdb.c index d7c9b186954d931c0957908dbd7a19e3f19d0610..763ffca9628d2e983299a2d44cb007cbbefd85c9 100644 --- a/arch/powerpc/platforms/83xx/mpc832x_rdb.c +++ b/arch/powerpc/platforms/83xx/mpc832x_rdb.c @@ -89,7 +89,7 @@ static int __init of_fsl_spi_probe(char *type, char *compatible, u32 sysclk, goto err; ret = of_irq_to_resource(np, 0, &res[1]); - if (!ret) + if (ret <= 0) goto err; pdev = platform_device_alloc("mpc83xx_spi", i); diff --git a/arch/powerpc/platforms/powernv/pci-ioda.c b/arch/powerpc/platforms/powernv/pci-ioda.c index 437613588df15ceab2a1ce5e88649b675c495de4..b900eb1d5e174c1cdafc0a7e9620caecac98bb69 100644 --- a/arch/powerpc/platforms/powernv/pci-ioda.c +++ b/arch/powerpc/platforms/powernv/pci-ioda.c @@ -1852,6 +1852,14 @@ static int pnv_pci_ioda_dma_set_mask(struct pci_dev *pdev, u64 dma_mask) /* 4GB offset bypasses 32-bit space */ set_dma_offset(&pdev->dev, (1ULL << 32)); set_dma_ops(&pdev->dev, &dma_direct_ops); + } else if (dma_mask >> 32 && dma_mask != DMA_BIT_MASK(64)) { + /* + * Fail the request if a DMA mask between 32 and 64 bits + * was requested but couldn't be fulfilled. Ideally we + * would do this for 64-bits but historically we have + * always fallen back to 32-bits. + */ + return -ENOMEM; } else { dev_info(&pdev->dev, "Using 32-bit DMA via iommu\n"); set_dma_ops(&pdev->dev, &dma_iommu_ops); diff --git a/arch/sparc/configs/sparc32_defconfig b/arch/sparc/configs/sparc32_defconfig index c74d3701ad6830fe88338c185be374f7a6730f07..207a43a2d8b337ee61d8d982341946018ded5c97 100644 --- a/arch/sparc/configs/sparc32_defconfig +++ b/arch/sparc/configs/sparc32_defconfig @@ -1,4 +1,3 @@ -CONFIG_EXPERIMENTAL=y CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y CONFIG_LOG_BUF_SHIFT=14 @@ -23,7 +22,6 @@ CONFIG_IP_PNP_DHCP=y CONFIG_INET_AH=y CONFIG_INET_ESP=y CONFIG_INET_IPCOMP=y -# CONFIG_INET_LRO is not set CONFIG_INET6_AH=m CONFIG_INET6_ESP=m CONFIG_INET6_IPCOMP=m @@ -69,7 +67,6 @@ CONFIG_EXT2_FS=y CONFIG_EXT2_FS_XATTR=y CONFIG_EXT2_FS_POSIX_ACL=y CONFIG_EXT2_FS_SECURITY=y -CONFIG_AUTOFS_FS=m CONFIG_AUTOFS4_FS=m CONFIG_ISO9660_FS=m CONFIG_PROC_KCORE=y @@ -82,7 +79,6 @@ CONFIG_NLS=y CONFIG_DEBUG_KERNEL=y CONFIG_DETECT_HUNG_TASK=y # CONFIG_SCHED_DEBUG is not set -# CONFIG_RCU_CPU_STALL_DETECTOR is not set CONFIG_KGDB=y CONFIG_KGDB_TESTS=y CONFIG_CRYPTO_NULL=m diff --git a/arch/sparc/configs/sparc64_defconfig b/arch/sparc/configs/sparc64_defconfig index b2e650d1764f63d430d6b96eac793621d26902da..ca8609d7292ffee5ffbf068eb2b11653bf59ff7c 100644 --- a/arch/sparc/configs/sparc64_defconfig +++ b/arch/sparc/configs/sparc64_defconfig @@ -1,5 +1,4 @@ CONFIG_64BIT=y -CONFIG_EXPERIMENTAL=y # CONFIG_LOCALVERSION_AUTO is not set CONFIG_SYSVIPC=y CONFIG_POSIX_MQUEUE=y @@ -184,7 +183,6 @@ CONFIG_HID_TOPSEED=y CONFIG_HID_THRUSTMASTER=y CONFIG_HID_ZEROPLUS=y CONFIG_USB=y -# CONFIG_USB_DEVICE_CLASS is not set CONFIG_USB_EHCI_HCD=m # CONFIG_USB_EHCI_TT_NEWSCHED is not set CONFIG_USB_OHCI_HCD=y @@ -210,8 +208,6 @@ CONFIG_LOCKUP_DETECTOR=y CONFIG_DETECT_HUNG_TASK=y # CONFIG_SCHED_DEBUG is not set CONFIG_SCHEDSTATS=y -# CONFIG_RCU_CPU_STALL_DETECTOR is not set -CONFIG_SYSCTL_SYSCALL_CHECK=y CONFIG_BLK_DEV_IO_TRACE=y CONFIG_UPROBE_EVENTS=y CONFIG_KEYS=y diff --git a/arch/sparc/include/asm/mmu_context_64.h b/arch/sparc/include/asm/mmu_context_64.h index 2cddcda4f85f7555dced053b1fc82fd991e19943..87841d687f8d5306663c54d050aa0ca4b2b08cd7 100644 --- a/arch/sparc/include/asm/mmu_context_64.h +++ b/arch/sparc/include/asm/mmu_context_64.h @@ -27,9 +27,11 @@ void destroy_context(struct mm_struct *mm); void __tsb_context_switch(unsigned long pgd_pa, struct tsb_config *tsb_base, struct tsb_config *tsb_huge, - unsigned long tsb_descr_pa); + unsigned long tsb_descr_pa, + unsigned long secondary_ctx); -static inline void tsb_context_switch(struct mm_struct *mm) +static inline void tsb_context_switch_ctx(struct mm_struct *mm, + unsigned long ctx) { __tsb_context_switch(__pa(mm->pgd), &mm->context.tsb_block[MM_TSB_BASE], @@ -40,9 +42,12 @@ static inline void tsb_context_switch(struct mm_struct *mm) #else NULL #endif - , __pa(&mm->context.tsb_descr[MM_TSB_BASE])); + , __pa(&mm->context.tsb_descr[MM_TSB_BASE]), + ctx); } +#define tsb_context_switch(X) tsb_context_switch_ctx(X, 0) + void tsb_grow(struct mm_struct *mm, unsigned long tsb_index, unsigned long mm_rss); @@ -112,8 +117,7 @@ static inline void switch_mm(struct mm_struct *old_mm, struct mm_struct *mm, str * cpu0 to update it's TSB because at that point the cpu_vm_mask * only had cpu1 set in it. */ - load_secondary_context(mm); - tsb_context_switch(mm); + tsb_context_switch_ctx(mm, CTX_HWBITS(mm->context)); /* Any time a processor runs a context on an address space * for the first time, we must flush that context out of the diff --git a/arch/sparc/kernel/tsb.S b/arch/sparc/kernel/tsb.S index 07c0df92496034efd1262dd2b40e56ffd5486c0c..db872dbfafe943fd92ca10b9995b003ed6a1aee7 100644 --- a/arch/sparc/kernel/tsb.S +++ b/arch/sparc/kernel/tsb.S @@ -360,6 +360,7 @@ tsb_flush: * %o1: TSB base config pointer * %o2: TSB huge config pointer, or NULL if none * %o3: Hypervisor TSB descriptor physical address + * %o4: Secondary context to load, if non-zero * * We have to run this whole thing with interrupts * disabled so that the current cpu doesn't change @@ -372,6 +373,17 @@ __tsb_context_switch: rdpr %pstate, %g1 wrpr %g1, PSTATE_IE, %pstate + brz,pn %o4, 1f + mov SECONDARY_CONTEXT, %o5 + +661: stxa %o4, [%o5] ASI_DMMU + .section .sun4v_1insn_patch, "ax" + .word 661b + stxa %o4, [%o5] ASI_MMU + .previous + flush %g6 + +1: TRAP_LOAD_TRAP_BLOCK(%g2, %g3) stx %o0, [%g2 + TRAP_PER_CPU_PGD_PADDR] diff --git a/arch/sparc/lib/U3memcpy.S b/arch/sparc/lib/U3memcpy.S index 54f98706b03b2f53025adb99e086002a0629e9f0..5a8cb37f0a3b8e31d0a4194d831bb39559bb6a51 100644 --- a/arch/sparc/lib/U3memcpy.S +++ b/arch/sparc/lib/U3memcpy.S @@ -145,13 +145,13 @@ ENDPROC(U3_retl_o2_plus_GS_plus_0x08) ENTRY(U3_retl_o2_and_7_plus_GS) and %o2, 7, %o2 retl - add %o2, GLOBAL_SPARE, %o2 + add %o2, GLOBAL_SPARE, %o0 ENDPROC(U3_retl_o2_and_7_plus_GS) ENTRY(U3_retl_o2_and_7_plus_GS_plus_8) add GLOBAL_SPARE, 8, GLOBAL_SPARE and %o2, 7, %o2 retl - add %o2, GLOBAL_SPARE, %o2 + add %o2, GLOBAL_SPARE, %o0 ENDPROC(U3_retl_o2_and_7_plus_GS_plus_8) #endif diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c index 3c40ebd50f928cbbbfe69c65c35810a78b30c53d..fed73f14aa49befee59b93b0fcab02f65f7e10d2 100644 --- a/arch/sparc/mm/init_64.c +++ b/arch/sparc/mm/init_64.c @@ -325,6 +325,29 @@ static void __update_mmu_tsb_insert(struct mm_struct *mm, unsigned long tsb_inde } #ifdef CONFIG_HUGETLB_PAGE +static void __init add_huge_page_size(unsigned long size) +{ + unsigned int order; + + if (size_to_hstate(size)) + return; + + order = ilog2(size) - PAGE_SHIFT; + hugetlb_add_hstate(order); +} + +static int __init hugetlbpage_init(void) +{ + add_huge_page_size(1UL << HPAGE_64K_SHIFT); + add_huge_page_size(1UL << HPAGE_SHIFT); + add_huge_page_size(1UL << HPAGE_256MB_SHIFT); + add_huge_page_size(1UL << HPAGE_2GB_SHIFT); + + return 0; +} + +arch_initcall(hugetlbpage_init); + static int __init setup_hugepagesz(char *string) { unsigned long long hugepage_size; @@ -364,7 +387,7 @@ static int __init setup_hugepagesz(char *string) goto out; } - hugetlb_add_hstate(hugepage_shift - PAGE_SHIFT); + add_huge_page_size(hugepage_size); rc = 1; out: diff --git a/arch/sparc/power/hibernate.c b/arch/sparc/power/hibernate.c index 17bd2e167e07edd934dfe9957c43712b21401c55..df707a8ad3117074805e138a3992a7e080d43e5a 100644 --- a/arch/sparc/power/hibernate.c +++ b/arch/sparc/power/hibernate.c @@ -35,6 +35,5 @@ void restore_processor_state(void) { struct mm_struct *mm = current->active_mm; - load_secondary_context(mm); - tsb_context_switch(mm); + tsb_context_switch_ctx(mm, CTX_HWBITS(mm->context)); } diff --git a/arch/x86/kernel/cpu/aperfmperf.c b/arch/x86/kernel/cpu/aperfmperf.c index d869c8671e364d55e343322b410fec9a3e5f66c6..7cf7c70b6ef2a20483361fb8333a85ace25bf1d7 100644 --- a/arch/x86/kernel/cpu/aperfmperf.c +++ b/arch/x86/kernel/cpu/aperfmperf.c @@ -8,20 +8,25 @@ * This file is licensed under GPLv2. */ -#include +#include +#include #include #include #include struct aperfmperf_sample { unsigned int khz; - unsigned long jiffies; + ktime_t time; u64 aperf; u64 mperf; }; static DEFINE_PER_CPU(struct aperfmperf_sample, samples); +#define APERFMPERF_CACHE_THRESHOLD_MS 10 +#define APERFMPERF_REFRESH_DELAY_MS 20 +#define APERFMPERF_STALE_THRESHOLD_MS 1000 + /* * aperfmperf_snapshot_khz() * On the current CPU, snapshot APERF, MPERF, and jiffies @@ -33,9 +38,11 @@ static void aperfmperf_snapshot_khz(void *dummy) u64 aperf, aperf_delta; u64 mperf, mperf_delta; struct aperfmperf_sample *s = this_cpu_ptr(&samples); + ktime_t now = ktime_get(); + s64 time_delta = ktime_ms_delta(now, s->time); - /* Don't bother re-computing within 10 ms */ - if (time_before(jiffies, s->jiffies + HZ/100)) + /* Don't bother re-computing within the cache threshold time. */ + if (time_delta < APERFMPERF_CACHE_THRESHOLD_MS) return; rdmsrl(MSR_IA32_APERF, aperf); @@ -51,22 +58,21 @@ static void aperfmperf_snapshot_khz(void *dummy) if (mperf_delta == 0) return; - /* - * if (cpu_khz * aperf_delta) fits into ULLONG_MAX, then - * khz = (cpu_khz * aperf_delta) / mperf_delta - */ - if (div64_u64(ULLONG_MAX, cpu_khz) > aperf_delta) - s->khz = div64_u64((cpu_khz * aperf_delta), mperf_delta); - else /* khz = aperf_delta / (mperf_delta / cpu_khz) */ - s->khz = div64_u64(aperf_delta, - div64_u64(mperf_delta, cpu_khz)); - s->jiffies = jiffies; + s->time = now; s->aperf = aperf; s->mperf = mperf; + + /* If the previous iteration was too long ago, discard it. */ + if (time_delta > APERFMPERF_STALE_THRESHOLD_MS) + s->khz = 0; + else + s->khz = div64_u64((cpu_khz * aperf_delta), mperf_delta); } unsigned int arch_freq_get_on_cpu(int cpu) { + unsigned int khz; + if (!cpu_khz) return 0; @@ -74,6 +80,12 @@ unsigned int arch_freq_get_on_cpu(int cpu) return 0; smp_call_function_single(cpu, aperfmperf_snapshot_khz, NULL, 1); + khz = per_cpu(samples.khz, cpu); + if (khz) + return khz; + + msleep(APERFMPERF_REFRESH_DELAY_MS); + smp_call_function_single(cpu, aperfmperf_snapshot_khz, NULL, 1); return per_cpu(samples.khz, cpu); } diff --git a/arch/x86/kernel/hpet.c b/arch/x86/kernel/hpet.c index 16f82a3aaec7c9c8d85e7c8b4f805da396981fce..8ce4212e2b8d0f139e543e05e7e284ee25ee856d 100644 --- a/arch/x86/kernel/hpet.c +++ b/arch/x86/kernel/hpet.c @@ -345,21 +345,10 @@ static int hpet_shutdown(struct clock_event_device *evt, int timer) return 0; } -static int hpet_resume(struct clock_event_device *evt, int timer) -{ - if (!timer) { - hpet_enable_legacy_int(); - } else { - struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt); - - irq_domain_deactivate_irq(irq_get_irq_data(hdev->irq)); - irq_domain_activate_irq(irq_get_irq_data(hdev->irq)); - disable_hardirq(hdev->irq); - irq_set_affinity(hdev->irq, cpumask_of(hdev->cpu)); - enable_irq(hdev->irq); - } +static int hpet_resume(struct clock_event_device *evt) +{ + hpet_enable_legacy_int(); hpet_print_config(); - return 0; } @@ -417,7 +406,7 @@ static int hpet_legacy_set_periodic(struct clock_event_device *evt) static int hpet_legacy_resume(struct clock_event_device *evt) { - return hpet_resume(evt, 0); + return hpet_resume(evt); } static int hpet_legacy_next_event(unsigned long delta, @@ -510,8 +499,14 @@ static int hpet_msi_set_periodic(struct clock_event_device *evt) static int hpet_msi_resume(struct clock_event_device *evt) { struct hpet_dev *hdev = EVT_TO_HPET_DEV(evt); + struct irq_data *data = irq_get_irq_data(hdev->irq); + struct msi_msg msg; - return hpet_resume(evt, hdev->num); + /* Restore the MSI msg and unmask the interrupt */ + irq_chip_compose_msi_msg(data, &msg); + hpet_msi_write(hdev, &msg); + hpet_msi_unmask(data); + return 0; } static int hpet_msi_next_event(unsigned long delta, diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index 71c17a5be983524ea277718b759ff1511a9a3214..d04e30e3c0ffd3f255f50e595c0ab0f919fddc70 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -151,6 +151,8 @@ void kvm_async_pf_task_wait(u32 token) if (hlist_unhashed(&n.link)) break; + rcu_irq_exit(); + if (!n.halted) { local_irq_enable(); schedule(); @@ -159,11 +161,11 @@ void kvm_async_pf_task_wait(u32 token) /* * We cannot reschedule. So halt. */ - rcu_irq_exit(); native_safe_halt(); local_irq_disable(); - rcu_irq_enter(); } + + rcu_irq_enter(); } if (!n.halted) finish_swait(&n.wq, &wait); diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c index 4d8141e533c369711df245d0a783683598ad4559..1107626938ccff4f26da130f8b570928ca7c8efb 100644 --- a/arch/x86/kvm/svm.c +++ b/arch/x86/kvm/svm.c @@ -2430,6 +2430,16 @@ static int nested_svm_check_exception(struct vcpu_svm *svm, unsigned nr, svm->vmcb->control.exit_code = SVM_EXIT_EXCP_BASE + nr; svm->vmcb->control.exit_code_hi = 0; svm->vmcb->control.exit_info_1 = error_code; + + /* + * FIXME: we should not write CR2 when L1 intercepts an L2 #PF exception. + * The fix is to add the ancillary datum (CR2 or DR6) to structs + * kvm_queued_exception and kvm_vcpu_events, so that CR2 and DR6 can be + * written only when inject_pending_event runs (DR6 would written here + * too). This should be conditional on a new capability---if the + * capability is disabled, kvm_multiple_exception would write the + * ancillary information to CR2 or DR6, for backwards ABI-compatibility. + */ if (svm->vcpu.arch.exception.nested_apf) svm->vmcb->control.exit_info_2 = svm->vcpu.arch.apf.nested_apf_token; else diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c index 39a6222bf9687fcc47dea3ee564eaa92704026e9..9b21b12230354e334900e6536b7612285f75b7e3 100644 --- a/arch/x86/kvm/vmx.c +++ b/arch/x86/kvm/vmx.c @@ -416,13 +416,10 @@ struct nested_vmx { /* The guest-physical address of the current VMCS L1 keeps for L2 */ gpa_t current_vmptr; - /* The host-usable pointer to the above */ - struct page *current_vmcs12_page; - struct vmcs12 *current_vmcs12; /* * Cache of the guest's VMCS, existing outside of guest memory. * Loaded from guest memory during VMPTRLD. Flushed to guest - * memory during VMXOFF, VMCLEAR, VMPTRLD. + * memory during VMCLEAR and VMPTRLD. */ struct vmcs12 *cached_vmcs12; /* @@ -927,6 +924,10 @@ static u32 vmx_segment_access_rights(struct kvm_segment *var); static void copy_vmcs12_to_shadow(struct vcpu_vmx *vmx); static void copy_shadow_to_vmcs12(struct vcpu_vmx *vmx); static int alloc_identity_pagetable(struct kvm *kvm); +static bool vmx_get_nmi_mask(struct kvm_vcpu *vcpu); +static void vmx_set_nmi_mask(struct kvm_vcpu *vcpu, bool masked); +static bool nested_vmx_is_page_fault_vmexit(struct vmcs12 *vmcs12, + u16 error_code); static DEFINE_PER_CPU(struct vmcs *, vmxarea); static DEFINE_PER_CPU(struct vmcs *, current_vmcs); @@ -2428,6 +2429,30 @@ static void skip_emulated_instruction(struct kvm_vcpu *vcpu) vmx_set_interrupt_shadow(vcpu, 0); } +static void nested_vmx_inject_exception_vmexit(struct kvm_vcpu *vcpu, + unsigned long exit_qual) +{ + struct vmcs12 *vmcs12 = get_vmcs12(vcpu); + unsigned int nr = vcpu->arch.exception.nr; + u32 intr_info = nr | INTR_INFO_VALID_MASK; + + if (vcpu->arch.exception.has_error_code) { + vmcs12->vm_exit_intr_error_code = vcpu->arch.exception.error_code; + intr_info |= INTR_INFO_DELIVER_CODE_MASK; + } + + if (kvm_exception_is_soft(nr)) + intr_info |= INTR_TYPE_SOFT_EXCEPTION; + else + intr_info |= INTR_TYPE_HARD_EXCEPTION; + + if (!(vmcs12->idt_vectoring_info_field & VECTORING_INFO_VALID_MASK) && + vmx_get_nmi_mask(vcpu)) + intr_info |= INTR_INFO_UNBLOCK_NMI; + + nested_vmx_vmexit(vcpu, EXIT_REASON_EXCEPTION_NMI, intr_info, exit_qual); +} + /* * KVM wants to inject page-faults which it got to the guest. This function * checks whether in a nested guest, we need to inject them to L1 or L2. @@ -2437,23 +2462,38 @@ static int nested_vmx_check_exception(struct kvm_vcpu *vcpu) struct vmcs12 *vmcs12 = get_vmcs12(vcpu); unsigned int nr = vcpu->arch.exception.nr; - if (!((vmcs12->exception_bitmap & (1u << nr)) || - (nr == PF_VECTOR && vcpu->arch.exception.nested_apf))) - return 0; + if (nr == PF_VECTOR) { + if (vcpu->arch.exception.nested_apf) { + nested_vmx_inject_exception_vmexit(vcpu, + vcpu->arch.apf.nested_apf_token); + return 1; + } + /* + * FIXME: we must not write CR2 when L1 intercepts an L2 #PF exception. + * The fix is to add the ancillary datum (CR2 or DR6) to structs + * kvm_queued_exception and kvm_vcpu_events, so that CR2 and DR6 + * can be written only when inject_pending_event runs. This should be + * conditional on a new capability---if the capability is disabled, + * kvm_multiple_exception would write the ancillary information to + * CR2 or DR6, for backwards ABI-compatibility. + */ + if (nested_vmx_is_page_fault_vmexit(vmcs12, + vcpu->arch.exception.error_code)) { + nested_vmx_inject_exception_vmexit(vcpu, vcpu->arch.cr2); + return 1; + } + } else { + unsigned long exit_qual = 0; + if (nr == DB_VECTOR) + exit_qual = vcpu->arch.dr6; - if (vcpu->arch.exception.nested_apf) { - vmcs_write32(VM_EXIT_INTR_ERROR_CODE, vcpu->arch.exception.error_code); - nested_vmx_vmexit(vcpu, EXIT_REASON_EXCEPTION_NMI, - PF_VECTOR | INTR_TYPE_HARD_EXCEPTION | - INTR_INFO_DELIVER_CODE_MASK | INTR_INFO_VALID_MASK, - vcpu->arch.apf.nested_apf_token); - return 1; + if (vmcs12->exception_bitmap & (1u << nr)) { + nested_vmx_inject_exception_vmexit(vcpu, exit_qual); + return 1; + } } - nested_vmx_vmexit(vcpu, EXIT_REASON_EXCEPTION_NMI, - vmcs_read32(VM_EXIT_INTR_INFO), - vmcs_readl(EXIT_QUALIFICATION)); - return 1; + return 0; } static void vmx_queue_exception(struct kvm_vcpu *vcpu) @@ -2667,7 +2707,7 @@ static void nested_vmx_setup_ctls_msrs(struct vcpu_vmx *vmx) * reason is that if one of these bits is necessary, it will appear * in vmcs01 and prepare_vmcs02, when it bitwise-or's the control * fields of vmcs01 and vmcs02, will turn these bits off - and - * nested_vmx_exit_handled() will not pass related exits to L1. + * nested_vmx_exit_reflected() will not pass related exits to L1. * These rules have exceptions below. */ @@ -4955,6 +4995,28 @@ static bool vmx_get_enable_apicv(void) return enable_apicv; } +static void nested_mark_vmcs12_pages_dirty(struct kvm_vcpu *vcpu) +{ + struct vmcs12 *vmcs12 = get_vmcs12(vcpu); + gfn_t gfn; + + /* + * Don't need to mark the APIC access page dirty; it is never + * written to by the CPU during APIC virtualization. + */ + + if (nested_cpu_has(vmcs12, CPU_BASED_TPR_SHADOW)) { + gfn = vmcs12->virtual_apic_page_addr >> PAGE_SHIFT; + kvm_vcpu_mark_page_dirty(vcpu, gfn); + } + + if (nested_cpu_has_posted_intr(vmcs12)) { + gfn = vmcs12->posted_intr_desc_addr >> PAGE_SHIFT; + kvm_vcpu_mark_page_dirty(vcpu, gfn); + } +} + + static void vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu) { struct vcpu_vmx *vmx = to_vmx(vcpu); @@ -4962,18 +5024,15 @@ static void vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu) void *vapic_page; u16 status; - if (vmx->nested.pi_desc && - vmx->nested.pi_pending) { - vmx->nested.pi_pending = false; - if (!pi_test_and_clear_on(vmx->nested.pi_desc)) - return; - - max_irr = find_last_bit( - (unsigned long *)vmx->nested.pi_desc->pir, 256); + if (!vmx->nested.pi_desc || !vmx->nested.pi_pending) + return; - if (max_irr == 256) - return; + vmx->nested.pi_pending = false; + if (!pi_test_and_clear_on(vmx->nested.pi_desc)) + return; + max_irr = find_last_bit((unsigned long *)vmx->nested.pi_desc->pir, 256); + if (max_irr != 256) { vapic_page = kmap(vmx->nested.virtual_apic_page); __kvm_apic_update_irr(vmx->nested.pi_desc->pir, vapic_page); kunmap(vmx->nested.virtual_apic_page); @@ -4985,6 +5044,8 @@ static void vmx_complete_nested_posted_interrupt(struct kvm_vcpu *vcpu) vmcs_write16(GUEST_INTR_STATUS, status); } } + + nested_mark_vmcs12_pages_dirty(vcpu); } static inline bool kvm_vcpu_trigger_posted_interrupt(struct kvm_vcpu *vcpu, @@ -7134,34 +7195,32 @@ static int nested_vmx_check_permission(struct kvm_vcpu *vcpu) return 1; } +static void vmx_disable_shadow_vmcs(struct vcpu_vmx *vmx) +{ + vmcs_clear_bits(SECONDARY_VM_EXEC_CONTROL, SECONDARY_EXEC_SHADOW_VMCS); + vmcs_write64(VMCS_LINK_POINTER, -1ull); +} + static inline void nested_release_vmcs12(struct vcpu_vmx *vmx) { if (vmx->nested.current_vmptr == -1ull) return; - /* current_vmptr and current_vmcs12 are always set/reset together */ - if (WARN_ON(vmx->nested.current_vmcs12 == NULL)) - return; - if (enable_shadow_vmcs) { /* copy to memory all shadowed fields in case they were modified */ copy_shadow_to_vmcs12(vmx); vmx->nested.sync_shadow_vmcs = false; - vmcs_clear_bits(SECONDARY_VM_EXEC_CONTROL, - SECONDARY_EXEC_SHADOW_VMCS); - vmcs_write64(VMCS_LINK_POINTER, -1ull); + vmx_disable_shadow_vmcs(vmx); } vmx->nested.posted_intr_nv = -1; /* Flush VMCS12 to guest memory */ - memcpy(vmx->nested.current_vmcs12, vmx->nested.cached_vmcs12, - VMCS12_SIZE); + kvm_vcpu_write_guest_page(&vmx->vcpu, + vmx->nested.current_vmptr >> PAGE_SHIFT, + vmx->nested.cached_vmcs12, 0, VMCS12_SIZE); - kunmap(vmx->nested.current_vmcs12_page); - nested_release_page(vmx->nested.current_vmcs12_page); vmx->nested.current_vmptr = -1ull; - vmx->nested.current_vmcs12 = NULL; } /* @@ -7175,12 +7234,14 @@ static void free_nested(struct vcpu_vmx *vmx) vmx->nested.vmxon = false; free_vpid(vmx->nested.vpid02); - nested_release_vmcs12(vmx); + vmx->nested.posted_intr_nv = -1; + vmx->nested.current_vmptr = -1ull; if (vmx->nested.msr_bitmap) { free_page((unsigned long)vmx->nested.msr_bitmap); vmx->nested.msr_bitmap = NULL; } if (enable_shadow_vmcs) { + vmx_disable_shadow_vmcs(vmx); vmcs_clear(vmx->vmcs01.shadow_vmcs); free_vmcs(vmx->vmcs01.shadow_vmcs); vmx->vmcs01.shadow_vmcs = NULL; @@ -7579,14 +7640,14 @@ static int handle_vmptrld(struct kvm_vcpu *vcpu) } nested_release_vmcs12(vmx); - vmx->nested.current_vmcs12 = new_vmcs12; - vmx->nested.current_vmcs12_page = page; /* * Load VMCS12 from guest memory since it is not already * cached. */ - memcpy(vmx->nested.cached_vmcs12, - vmx->nested.current_vmcs12, VMCS12_SIZE); + memcpy(vmx->nested.cached_vmcs12, new_vmcs12, VMCS12_SIZE); + kunmap(page); + nested_release_page_clean(page); + set_current_vmptr(vmx, vmptr); } @@ -8019,12 +8080,11 @@ static bool nested_vmx_exit_handled_cr(struct kvm_vcpu *vcpu, * should handle it ourselves in L0 (and then continue L2). Only call this * when in is_guest_mode (L2). */ -static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu) +static bool nested_vmx_exit_reflected(struct kvm_vcpu *vcpu, u32 exit_reason) { u32 intr_info = vmcs_read32(VM_EXIT_INTR_INFO); struct vcpu_vmx *vmx = to_vmx(vcpu); struct vmcs12 *vmcs12 = get_vmcs12(vcpu); - u32 exit_reason = vmx->exit_reason; trace_kvm_nested_vmexit(kvm_rip_read(vcpu), exit_reason, vmcs_readl(EXIT_QUALIFICATION), @@ -8033,6 +8093,18 @@ static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu) vmcs_read32(VM_EXIT_INTR_ERROR_CODE), KVM_ISA_VMX); + /* + * The host physical addresses of some pages of guest memory + * are loaded into VMCS02 (e.g. L1's Virtual APIC Page). The CPU + * may write to these pages via their host physical address while + * L2 is running, bypassing any address-translation-based dirty + * tracking (e.g. EPT write protection). + * + * Mark them dirty on every exit from L2 to prevent them from + * getting out of sync with dirty tracking. + */ + nested_mark_vmcs12_pages_dirty(vcpu); + if (vmx->nested.nested_run_pending) return false; @@ -8169,6 +8241,29 @@ static bool nested_vmx_exit_handled(struct kvm_vcpu *vcpu) } } +static int nested_vmx_reflect_vmexit(struct kvm_vcpu *vcpu, u32 exit_reason) +{ + u32 exit_intr_info = vmcs_read32(VM_EXIT_INTR_INFO); + + /* + * At this point, the exit interruption info in exit_intr_info + * is only valid for EXCEPTION_NMI exits. For EXTERNAL_INTERRUPT + * we need to query the in-kernel LAPIC. + */ + WARN_ON(exit_reason == EXIT_REASON_EXTERNAL_INTERRUPT); + if ((exit_intr_info & + (INTR_INFO_VALID_MASK | INTR_INFO_DELIVER_CODE_MASK)) == + (INTR_INFO_VALID_MASK | INTR_INFO_DELIVER_CODE_MASK)) { + struct vmcs12 *vmcs12 = get_vmcs12(vcpu); + vmcs12->vm_exit_intr_error_code = + vmcs_read32(VM_EXIT_INTR_ERROR_CODE); + } + + nested_vmx_vmexit(vcpu, exit_reason, exit_intr_info, + vmcs_readl(EXIT_QUALIFICATION)); + return 1; +} + static void vmx_get_exit_info(struct kvm_vcpu *vcpu, u64 *info1, u64 *info2) { *info1 = vmcs_readl(EXIT_QUALIFICATION); @@ -8415,12 +8510,8 @@ static int vmx_handle_exit(struct kvm_vcpu *vcpu) if (vmx->emulation_required) return handle_invalid_guest_state(vcpu); - if (is_guest_mode(vcpu) && nested_vmx_exit_handled(vcpu)) { - nested_vmx_vmexit(vcpu, exit_reason, - vmcs_read32(VM_EXIT_INTR_INFO), - vmcs_readl(EXIT_QUALIFICATION)); - return 1; - } + if (is_guest_mode(vcpu) && nested_vmx_exit_reflected(vcpu, exit_reason)) + return nested_vmx_reflect_vmexit(vcpu, exit_reason); if (exit_reason & VMX_EXIT_REASONS_FAILED_VMENTRY) { dump_vmcs(); @@ -9223,7 +9314,6 @@ static struct kvm_vcpu *vmx_create_vcpu(struct kvm *kvm, unsigned int id) vmx->nested.posted_intr_nv = -1; vmx->nested.current_vmptr = -1ull; - vmx->nested.current_vmcs12 = NULL; vmx->msr_ia32_feature_control_valid_bits = FEATURE_CONTROL_LOCKED; @@ -9509,12 +9599,15 @@ static void vmx_inject_page_fault_nested(struct kvm_vcpu *vcpu, WARN_ON(!is_guest_mode(vcpu)); - if (nested_vmx_is_page_fault_vmexit(vmcs12, fault->error_code)) - nested_vmx_vmexit(vcpu, to_vmx(vcpu)->exit_reason, - vmcs_read32(VM_EXIT_INTR_INFO), - vmcs_readl(EXIT_QUALIFICATION)); - else + if (nested_vmx_is_page_fault_vmexit(vmcs12, fault->error_code)) { + vmcs12->vm_exit_intr_error_code = fault->error_code; + nested_vmx_vmexit(vcpu, EXIT_REASON_EXCEPTION_NMI, + PF_VECTOR | INTR_TYPE_HARD_EXCEPTION | + INTR_INFO_DELIVER_CODE_MASK | INTR_INFO_VALID_MASK, + fault->address); + } else { kvm_inject_page_fault(vcpu, fault); + } } static inline bool nested_vmx_merge_msr_bitmap(struct kvm_vcpu *vcpu, @@ -10094,12 +10187,6 @@ static int prepare_vmcs02(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12, * "or"ing of the EB of vmcs01 and vmcs12, because when enable_ept, * vmcs01's EB.PF is 0 so the "or" will take vmcs12's value, and when * !enable_ept, EB.PF is 1, so the "or" will always be 1. - * - * A problem with this approach (when !enable_ept) is that L1 may be - * injected with more page faults than it asked for. This could have - * caused problems, but in practice existing hypervisors don't care. - * To fix this, we will need to emulate the PFEC checking (on the L1 - * page tables), using walk_addr(), when injecting PFs to L1. */ vmcs_write32(PAGE_FAULT_ERROR_CODE_MASK, enable_ept ? vmcs12->page_fault_error_code_mask : 0); @@ -10847,13 +10934,8 @@ static void prepare_vmcs12(struct kvm_vcpu *vcpu, struct vmcs12 *vmcs12, vmcs12->vm_exit_reason = exit_reason; vmcs12->exit_qualification = exit_qualification; - vmcs12->vm_exit_intr_info = exit_intr_info; - if ((vmcs12->vm_exit_intr_info & - (INTR_INFO_VALID_MASK | INTR_INFO_DELIVER_CODE_MASK)) == - (INTR_INFO_VALID_MASK | INTR_INFO_DELIVER_CODE_MASK)) - vmcs12->vm_exit_intr_error_code = - vmcs_read32(VM_EXIT_INTR_ERROR_CODE); + vmcs12->idt_vectoring_info_field = 0; vmcs12->vm_exit_instruction_len = vmcs_read32(VM_EXIT_INSTRUCTION_LEN); vmcs12->vmx_instruction_info = vmcs_read32(VMX_INSTRUCTION_INFO); @@ -11049,8 +11131,15 @@ static void nested_vmx_vmexit(struct kvm_vcpu *vcpu, u32 exit_reason, vmx_switch_vmcs(vcpu, &vmx->vmcs01); - if ((exit_reason == EXIT_REASON_EXTERNAL_INTERRUPT) - && nested_exit_intr_ack_set(vcpu)) { + /* + * TODO: SDM says that with acknowledge interrupt on exit, bit 31 of + * the VM-exit interrupt information (valid interrupt) is always set to + * 1 on EXIT_REASON_EXTERNAL_INTERRUPT, so we shouldn't need + * kvm_cpu_has_interrupt(). See the commit message for details. + */ + if (nested_exit_intr_ack_set(vcpu) && + exit_reason == EXIT_REASON_EXTERNAL_INTERRUPT && + kvm_cpu_has_interrupt(vcpu)) { int irq = kvm_cpu_get_interrupt(vcpu); WARN_ON(irq < 0); vmcs12->vm_exit_intr_info = irq | diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 6c97c82814c45a2412da6e28b4393606da450bb3..d734aa8c5b4f7290e365badd00ea962fd0af9acd 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -3159,15 +3159,18 @@ static int kvm_vcpu_ioctl_x86_set_vcpu_events(struct kvm_vcpu *vcpu, kvm_set_hflags(vcpu, hflags); vcpu->arch.smi_pending = events->smi.pending; - if (events->smi.smm_inside_nmi) - vcpu->arch.hflags |= HF_SMM_INSIDE_NMI_MASK; - else - vcpu->arch.hflags &= ~HF_SMM_INSIDE_NMI_MASK; - if (lapic_in_kernel(vcpu)) { - if (events->smi.latched_init) - set_bit(KVM_APIC_INIT, &vcpu->arch.apic->pending_events); + + if (events->smi.smm) { + if (events->smi.smm_inside_nmi) + vcpu->arch.hflags |= HF_SMM_INSIDE_NMI_MASK; else - clear_bit(KVM_APIC_INIT, &vcpu->arch.apic->pending_events); + vcpu->arch.hflags &= ~HF_SMM_INSIDE_NMI_MASK; + if (lapic_in_kernel(vcpu)) { + if (events->smi.latched_init) + set_bit(KVM_APIC_INIT, &vcpu->arch.apic->pending_events); + else + clear_bit(KVM_APIC_INIT, &vcpu->arch.apic->pending_events); + } } } @@ -6215,6 +6218,7 @@ static void kvm_pv_kick_cpu_op(struct kvm *kvm, unsigned long flags, int apicid) lapic_irq.shorthand = 0; lapic_irq.dest_mode = 0; + lapic_irq.level = 0; lapic_irq.dest_id = apicid; lapic_irq.msi_redir_hint = false; diff --git a/drivers/acpi/acpi_apd.c b/drivers/acpi/acpi_apd.c index fc6c416f8724670aef2f29d4d81d373ed400dcd5..d5999eb41c00176e840d90b84241ab855c8881c4 100644 --- a/drivers/acpi/acpi_apd.c +++ b/drivers/acpi/acpi_apd.c @@ -180,8 +180,8 @@ static const struct acpi_device_id acpi_apd_device_ids[] = { { "APMC0D0F", APD_ADDR(xgene_i2c_desc) }, { "BRCM900D", APD_ADDR(vulcan_spi_desc) }, { "CAV900D", APD_ADDR(vulcan_spi_desc) }, - { "HISI0A21", APD_ADDR(hip07_i2c_desc) }, - { "HISI0A22", APD_ADDR(hip08_i2c_desc) }, + { "HISI02A1", APD_ADDR(hip07_i2c_desc) }, + { "HISI02A2", APD_ADDR(hip08_i2c_desc) }, #endif { } }; diff --git a/drivers/acpi/acpi_lpss.c b/drivers/acpi/acpi_lpss.c index e51a1e98e62f4f5ab5f2132184e9686ab1a1f3a9..f88caf5aab76217d73feb277b1918e399cc61beb 100644 --- a/drivers/acpi/acpi_lpss.c +++ b/drivers/acpi/acpi_lpss.c @@ -85,6 +85,7 @@ static const struct lpss_device_desc lpss_dma_desc = { }; struct lpss_private_data { + struct acpi_device *adev; void __iomem *mmio_base; resource_size_t mmio_size; unsigned int fixed_clk_rate; @@ -155,6 +156,12 @@ static struct pwm_lookup byt_pwm_lookup[] = { static void byt_pwm_setup(struct lpss_private_data *pdata) { + struct acpi_device *adev = pdata->adev; + + /* Only call pwm_add_table for the first PWM controller */ + if (!adev->pnp.unique_id || strcmp(adev->pnp.unique_id, "1")) + return; + if (!acpi_dev_present("INT33FD", NULL, -1)) pwm_add_table(byt_pwm_lookup, ARRAY_SIZE(byt_pwm_lookup)); } @@ -180,6 +187,12 @@ static struct pwm_lookup bsw_pwm_lookup[] = { static void bsw_pwm_setup(struct lpss_private_data *pdata) { + struct acpi_device *adev = pdata->adev; + + /* Only call pwm_add_table for the first PWM controller */ + if (!adev->pnp.unique_id || strcmp(adev->pnp.unique_id, "1")) + return; + pwm_add_table(bsw_pwm_lookup, ARRAY_SIZE(bsw_pwm_lookup)); } @@ -456,6 +469,7 @@ static int acpi_lpss_create_device(struct acpi_device *adev, goto err_out; } + pdata->adev = adev; pdata->dev_desc = dev_desc; if (dev_desc->setup) diff --git a/drivers/acpi/acpi_watchdog.c b/drivers/acpi/acpi_watchdog.c index 8c4e0a18460a78df600067da69537e6256d6bc1c..bf22c29d25179e937523c026c8028f644f3379f6 100644 --- a/drivers/acpi/acpi_watchdog.c +++ b/drivers/acpi/acpi_watchdog.c @@ -86,7 +86,12 @@ void __init acpi_watchdog_init(void) found = false; resource_list_for_each_entry(rentry, &resource_list) { - if (resource_contains(rentry->res, &res)) { + if (rentry->res->flags == res.flags && + resource_overlaps(rentry->res, &res)) { + if (res.start < rentry->res->start) + rentry->res->start = res.start; + if (res.end > rentry->res->end) + rentry->res->end = res.end; found = true; break; } diff --git a/drivers/bus/uniphier-system-bus.c b/drivers/bus/uniphier-system-bus.c index 1e6e0269edcc18ed9f7c8e4cc65e6ce6595c8683..f76be6bd6eb3dfd52bac8c847f3a93e5c3f7777c 100644 --- a/drivers/bus/uniphier-system-bus.c +++ b/drivers/bus/uniphier-system-bus.c @@ -256,10 +256,23 @@ static int uniphier_system_bus_probe(struct platform_device *pdev) uniphier_system_bus_set_reg(priv); + platform_set_drvdata(pdev, priv); + /* Now, the bus is configured. Populate platform_devices below it */ return of_platform_default_populate(dev->of_node, NULL, dev); } +static int __maybe_unused uniphier_system_bus_resume(struct device *dev) +{ + uniphier_system_bus_set_reg(dev_get_drvdata(dev)); + + return 0; +} + +static const struct dev_pm_ops uniphier_system_bus_pm_ops = { + SET_SYSTEM_SLEEP_PM_OPS(NULL, uniphier_system_bus_resume) +}; + static const struct of_device_id uniphier_system_bus_match[] = { { .compatible = "socionext,uniphier-system-bus" }, { /* sentinel */ } @@ -271,6 +284,7 @@ static struct platform_driver uniphier_system_bus_driver = { .driver = { .name = "uniphier-system-bus", .of_match_table = uniphier_system_bus_match, + .pm = &uniphier_system_bus_pm_ops, }, }; module_platform_driver(uniphier_system_bus_driver); diff --git a/drivers/clk/clk-gemini.c b/drivers/clk/clk-gemini.c index c391a49aaaffb22fe1b02693368a447bbdc39dfd..b4cf2f699a21024b727aabcb5a265fb0d613e817 100644 --- a/drivers/clk/clk-gemini.c +++ b/drivers/clk/clk-gemini.c @@ -237,6 +237,18 @@ static int gemini_reset(struct reset_controller_dev *rcdev, BIT(GEMINI_RESET_CPU1) | BIT(id)); } +static int gemini_reset_assert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return 0; +} + +static int gemini_reset_deassert(struct reset_controller_dev *rcdev, + unsigned long id) +{ + return 0; +} + static int gemini_reset_status(struct reset_controller_dev *rcdev, unsigned long id) { @@ -253,6 +265,8 @@ static int gemini_reset_status(struct reset_controller_dev *rcdev, static const struct reset_control_ops gemini_reset_ops = { .reset = gemini_reset, + .assert = gemini_reset_assert, + .deassert = gemini_reset_deassert, .status = gemini_reset_status, }; diff --git a/drivers/clk/keystone/sci-clk.c b/drivers/clk/keystone/sci-clk.c index 43b0f2f08df2f7536d2f09e4f37984dde090e474..9cdf9d5050aca80858d3dc9dfcea416d91912b97 100644 --- a/drivers/clk/keystone/sci-clk.c +++ b/drivers/clk/keystone/sci-clk.c @@ -22,6 +22,7 @@ #include #include #include +#include #define SCI_CLK_SSC_ENABLE BIT(0) #define SCI_CLK_ALLOW_FREQ_CHANGE BIT(1) @@ -44,6 +45,7 @@ struct sci_clk_data { * @dev: Device pointer for the clock provider * @clk_data: Clock data * @clocks: Clocks array for this device + * @num_clocks: Total number of clocks for this provider */ struct sci_clk_provider { const struct ti_sci_handle *sci; @@ -51,6 +53,7 @@ struct sci_clk_provider { struct device *dev; const struct sci_clk_data *clk_data; struct clk_hw **clocks; + int num_clocks; }; /** @@ -58,7 +61,6 @@ struct sci_clk_provider { * @hw: Hardware clock cookie for common clock framework * @dev_id: Device index * @clk_id: Clock index - * @node: Clocks list link * @provider: Master clock provider * @flags: Flags for the clock */ @@ -66,7 +68,6 @@ struct sci_clk { struct clk_hw hw; u16 dev_id; u8 clk_id; - struct list_head node; struct sci_clk_provider *provider; u8 flags; }; @@ -367,6 +368,19 @@ static struct clk_hw *_sci_clk_build(struct sci_clk_provider *provider, return &sci_clk->hw; } +static int _cmp_sci_clk(const void *a, const void *b) +{ + const struct sci_clk *ca = a; + const struct sci_clk *cb = *(struct sci_clk **)b; + + if (ca->dev_id == cb->dev_id && ca->clk_id == cb->clk_id) + return 0; + if (ca->dev_id > cb->dev_id || + (ca->dev_id == cb->dev_id && ca->clk_id > cb->clk_id)) + return 1; + return -1; +} + /** * sci_clk_get - Xlate function for getting clock handles * @clkspec: device tree clock specifier @@ -380,29 +394,22 @@ static struct clk_hw *_sci_clk_build(struct sci_clk_provider *provider, static struct clk_hw *sci_clk_get(struct of_phandle_args *clkspec, void *data) { struct sci_clk_provider *provider = data; - u16 dev_id; - u8 clk_id; - const struct sci_clk_data *clks = provider->clk_data; - struct clk_hw **clocks = provider->clocks; + struct sci_clk **clk; + struct sci_clk key; if (clkspec->args_count != 2) return ERR_PTR(-EINVAL); - dev_id = clkspec->args[0]; - clk_id = clkspec->args[1]; + key.dev_id = clkspec->args[0]; + key.clk_id = clkspec->args[1]; - while (clks->num_clks) { - if (clks->dev == dev_id) { - if (clk_id >= clks->num_clks) - return ERR_PTR(-EINVAL); - - return clocks[clk_id]; - } + clk = bsearch(&key, provider->clocks, provider->num_clocks, + sizeof(clk), _cmp_sci_clk); - clks++; - } + if (!clk) + return ERR_PTR(-ENODEV); - return ERR_PTR(-ENODEV); + return &(*clk)->hw; } static int ti_sci_init_clocks(struct sci_clk_provider *p) @@ -410,18 +417,29 @@ static int ti_sci_init_clocks(struct sci_clk_provider *p) const struct sci_clk_data *data = p->clk_data; struct clk_hw *hw; int i; + int num_clks = 0; while (data->num_clks) { - p->clocks = devm_kcalloc(p->dev, data->num_clks, - sizeof(struct sci_clk), - GFP_KERNEL); - if (!p->clocks) - return -ENOMEM; + num_clks += data->num_clks; + data++; + } + p->num_clocks = num_clks; + + p->clocks = devm_kcalloc(p->dev, num_clks, sizeof(struct sci_clk), + GFP_KERNEL); + if (!p->clocks) + return -ENOMEM; + + num_clks = 0; + + data = p->clk_data; + + while (data->num_clks) { for (i = 0; i < data->num_clks; i++) { hw = _sci_clk_build(p, data->dev, i); if (!IS_ERR(hw)) { - p->clocks[i] = hw; + p->clocks[num_clks++] = hw; continue; } diff --git a/drivers/clk/meson/clk-mpll.c b/drivers/clk/meson/clk-mpll.c index 39eab69fe51a8a76791029ae718c575f16843630..44a5a535ca6334ebe17acf74ca38fea45ab86708 100644 --- a/drivers/clk/meson/clk-mpll.c +++ b/drivers/clk/meson/clk-mpll.c @@ -161,6 +161,13 @@ static int mpll_set_rate(struct clk_hw *hw, reg = PARM_SET(p->width, p->shift, reg, 1); writel(reg, mpll->base + p->reg_off); + p = &mpll->ssen; + if (p->width != 0) { + reg = readl(mpll->base + p->reg_off); + reg = PARM_SET(p->width, p->shift, reg, 1); + writel(reg, mpll->base + p->reg_off); + } + p = &mpll->n2; reg = readl(mpll->base + p->reg_off); reg = PARM_SET(p->width, p->shift, reg, n2); diff --git a/drivers/clk/meson/clkc.h b/drivers/clk/meson/clkc.h index d6feafe8bd6cea9ff9d61b0416f7c5d7858a044a..1629da9b414195c5159ee96449f5e5a22dec39c6 100644 --- a/drivers/clk/meson/clkc.h +++ b/drivers/clk/meson/clkc.h @@ -118,6 +118,7 @@ struct meson_clk_mpll { struct parm sdm_en; struct parm n2; struct parm en; + struct parm ssen; spinlock_t *lock; }; diff --git a/drivers/clk/meson/gxbb.c b/drivers/clk/meson/gxbb.c index a897ea45327c985b189e9c5e81ac40028a682d7d..a7ea5f3da89d5357c2332f8a7fe4afa609cb9997 100644 --- a/drivers/clk/meson/gxbb.c +++ b/drivers/clk/meson/gxbb.c @@ -528,6 +528,11 @@ static struct meson_clk_mpll gxbb_mpll0 = { .shift = 14, .width = 1, }, + .ssen = { + .reg_off = HHI_MPLL_CNTL, + .shift = 25, + .width = 1, + }, .lock = &clk_lock, .hw.init = &(struct clk_init_data){ .name = "mpll0", diff --git a/drivers/clk/meson/meson8b.c b/drivers/clk/meson/meson8b.c index bb3f1de876b1a8cd6bd5f191c6f2ff0737751aa7..6ec512ad259805c34b57be3ee96eddef149599ee 100644 --- a/drivers/clk/meson/meson8b.c +++ b/drivers/clk/meson/meson8b.c @@ -267,6 +267,11 @@ static struct meson_clk_mpll meson8b_mpll0 = { .shift = 14, .width = 1, }, + .ssen = { + .reg_off = HHI_MPLL_CNTL, + .shift = 25, + .width = 1, + }, .lock = &clk_lock, .hw.init = &(struct clk_init_data){ .name = "mpll0", diff --git a/drivers/clk/samsung/clk-exynos5420.c b/drivers/clk/samsung/clk-exynos5420.c index 0748a0b333c54c4a4a4b888ddd9e83a25d4323f7..9a6476aa7d818b3ad3ec84c9e68abccf21f04daf 100644 --- a/drivers/clk/samsung/clk-exynos5420.c +++ b/drivers/clk/samsung/clk-exynos5420.c @@ -1283,16 +1283,16 @@ static const struct samsung_pll_rate_table exynos5420_pll2550x_24mhz_tbl[] __ini static const struct samsung_pll_rate_table exynos5420_epll_24mhz_tbl[] = { PLL_36XX_RATE(600000000U, 100, 2, 1, 0), PLL_36XX_RATE(400000000U, 200, 3, 2, 0), - PLL_36XX_RATE(393216000U, 197, 3, 2, 25690), - PLL_36XX_RATE(361267200U, 301, 5, 2, 3671), + PLL_36XX_RATE(393216003U, 197, 3, 2, -25690), + PLL_36XX_RATE(361267218U, 301, 5, 2, 3671), PLL_36XX_RATE(200000000U, 200, 3, 3, 0), - PLL_36XX_RATE(196608000U, 197, 3, 3, -25690), - PLL_36XX_RATE(180633600U, 301, 5, 3, 3671), - PLL_36XX_RATE(131072000U, 131, 3, 3, 4719), + PLL_36XX_RATE(196608001U, 197, 3, 3, -25690), + PLL_36XX_RATE(180633609U, 301, 5, 3, 3671), + PLL_36XX_RATE(131072006U, 131, 3, 3, 4719), PLL_36XX_RATE(100000000U, 200, 3, 4, 0), - PLL_36XX_RATE(65536000U, 131, 3, 4, 4719), - PLL_36XX_RATE(49152000U, 197, 3, 5, 25690), - PLL_36XX_RATE(32768000U, 131, 3, 5, 4719), + PLL_36XX_RATE( 65536003U, 131, 3, 4, 4719), + PLL_36XX_RATE( 49152000U, 197, 3, 5, -25690), + PLL_36XX_RATE( 32768001U, 131, 3, 5, 4719), }; static struct samsung_pll_clock exynos5x_plls[nr_plls] __initdata = { diff --git a/drivers/clk/sunxi-ng/ccu-sun5i.c b/drivers/clk/sunxi-ng/ccu-sun5i.c index 5372bf8be5e6fb8b0a43185279d33cc1cc30bd3b..31d7ffda9aab0c826627c14e3f51808d4639a6b4 100644 --- a/drivers/clk/sunxi-ng/ccu-sun5i.c +++ b/drivers/clk/sunxi-ng/ccu-sun5i.c @@ -184,7 +184,7 @@ static struct ccu_mux cpu_clk = { .hw.init = CLK_HW_INIT_PARENTS("cpu", cpu_parents, &ccu_mux_ops, - CLK_IS_CRITICAL), + CLK_SET_RATE_PARENT | CLK_IS_CRITICAL), } }; diff --git a/drivers/clk/x86/clk-pmc-atom.c b/drivers/clk/x86/clk-pmc-atom.c index f99abc1106f0cb725ff7c63e9bc84b75596a4e75..08ef69945ffbf425efa001d48c6c9b5b0f4333eb 100644 --- a/drivers/clk/x86/clk-pmc-atom.c +++ b/drivers/clk/x86/clk-pmc-atom.c @@ -186,6 +186,13 @@ static struct clk_plt *plt_clk_register(struct platform_device *pdev, int id, pclk->reg = base + PMC_CLK_CTL_OFFSET + id * PMC_CLK_CTL_SIZE; spin_lock_init(&pclk->lock); + /* + * If the clock was already enabled by the firmware mark it as critical + * to avoid it being gated by the clock framework if no driver owns it. + */ + if (plt_clk_is_enabled(&pclk->hw)) + init.flags |= CLK_IS_CRITICAL; + ret = devm_clk_hw_register(&pdev->dev, &pclk->hw); if (ret) { pclk = ERR_PTR(ret); diff --git a/drivers/cpufreq/intel_pstate.c b/drivers/cpufreq/intel_pstate.c index 6cd50352563894bea24866d2d36d6b815d0abc20..0566455f233ed3cd663506321f08f7ae546862be 100644 --- a/drivers/cpufreq/intel_pstate.c +++ b/drivers/cpufreq/intel_pstate.c @@ -1922,13 +1922,6 @@ static int intel_pstate_init_cpu(unsigned int cpunum) return 0; } -static unsigned int intel_pstate_get(unsigned int cpu_num) -{ - struct cpudata *cpu = all_cpu_data[cpu_num]; - - return cpu ? get_avg_frequency(cpu) : 0; -} - static void intel_pstate_set_update_util_hook(unsigned int cpu_num) { struct cpudata *cpu = all_cpu_data[cpu_num]; @@ -2169,7 +2162,6 @@ static struct cpufreq_driver intel_pstate = { .setpolicy = intel_pstate_set_policy, .suspend = intel_pstate_hwp_save_state, .resume = intel_pstate_resume, - .get = intel_pstate_get, .init = intel_pstate_cpu_init, .exit = intel_pstate_cpu_exit, .stop_cpu = intel_pstate_stop_cpu, diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index f235eae04c16ed1096689329c0462df74e05a36d..461d6fc3688b61128f280a84c8ed3e1073488ab0 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -504,6 +504,7 @@ config GPIO_XGENE_SB depends on ARCH_XGENE && OF_GPIO select GPIO_GENERIC select GPIOLIB_IRQCHIP + select IRQ_DOMAIN_HIERARCHY help This driver supports the GPIO block within the APM X-Gene Standby Domain. Say yes here to enable the GPIO functionality. diff --git a/drivers/gpio/gpio-exar.c b/drivers/gpio/gpio-exar.c index fb8d304cfa171fcb3a5372f413a54783a7e52b96..0ecd2369c2cad0daa5e08696ab85b91af5235a26 100644 --- a/drivers/gpio/gpio-exar.c +++ b/drivers/gpio/gpio-exar.c @@ -132,7 +132,7 @@ static int gpio_exar_probe(struct platform_device *pdev) if (!p) return -ENOMEM; - ret = device_property_read_u32(&pdev->dev, "linux,first-pin", + ret = device_property_read_u32(&pdev->dev, "exar,first-pin", &first_pin); if (ret) return ret; diff --git a/drivers/gpio/gpio-lp87565.c b/drivers/gpio/gpio-lp87565.c index 6313c50bb91be057a9de80a2d22277270518e648..a121c8f1061005380464d4cf96ac68a4905b293c 100644 --- a/drivers/gpio/gpio-lp87565.c +++ b/drivers/gpio/gpio-lp87565.c @@ -26,6 +26,27 @@ struct lp87565_gpio { struct regmap *map; }; +static int lp87565_gpio_get(struct gpio_chip *chip, unsigned int offset) +{ + struct lp87565_gpio *gpio = gpiochip_get_data(chip); + int ret, val; + + ret = regmap_read(gpio->map, LP87565_REG_GPIO_IN, &val); + if (ret < 0) + return ret; + + return !!(val & BIT(offset)); +} + +static void lp87565_gpio_set(struct gpio_chip *chip, unsigned int offset, + int value) +{ + struct lp87565_gpio *gpio = gpiochip_get_data(chip); + + regmap_update_bits(gpio->map, LP87565_REG_GPIO_OUT, + BIT(offset), value ? BIT(offset) : 0); +} + static int lp87565_gpio_get_direction(struct gpio_chip *chip, unsigned int offset) { @@ -54,30 +75,11 @@ static int lp87565_gpio_direction_output(struct gpio_chip *chip, { struct lp87565_gpio *gpio = gpiochip_get_data(chip); + lp87565_gpio_set(chip, offset, value); + return regmap_update_bits(gpio->map, LP87565_REG_GPIO_CONFIG, - BIT(offset), !value ? BIT(offset) : 0); -} - -static int lp87565_gpio_get(struct gpio_chip *chip, unsigned int offset) -{ - struct lp87565_gpio *gpio = gpiochip_get_data(chip); - int ret, val; - - ret = regmap_read(gpio->map, LP87565_REG_GPIO_IN, &val); - if (ret < 0) - return ret; - - return !!(val & BIT(offset)); -} - -static void lp87565_gpio_set(struct gpio_chip *chip, unsigned int offset, - int value) -{ - struct lp87565_gpio *gpio = gpiochip_get_data(chip); - - regmap_update_bits(gpio->map, LP87565_REG_GPIO_OUT, - BIT(offset), value ? BIT(offset) : 0); + BIT(offset), BIT(offset)); } static int lp87565_gpio_request(struct gpio_chip *gc, unsigned int offset) diff --git a/drivers/gpio/gpio-mxc.c b/drivers/gpio/gpio-mxc.c index 3abea3f0b307e143848686dd935ee0745a414eec..92692251ade1a13b7c2df99f97598584c3c05081 100644 --- a/drivers/gpio/gpio-mxc.c +++ b/drivers/gpio/gpio-mxc.c @@ -424,6 +424,9 @@ static int mxc_gpio_probe(struct platform_device *pdev) return PTR_ERR(port->base); port->irq_high = platform_get_irq(pdev, 1); + if (port->irq_high < 0) + port->irq_high = 0; + port->irq = platform_get_irq(pdev, 0); if (port->irq < 0) return port->irq; diff --git a/drivers/gpio/gpio-tegra.c b/drivers/gpio/gpio-tegra.c index 88529d3c06c9af4d6e4a69ea71557939ba0ff48e..506c6a67c5fcb951154faad9c4b73cb7b8c45ac3 100644 --- a/drivers/gpio/gpio-tegra.c +++ b/drivers/gpio/gpio-tegra.c @@ -360,7 +360,7 @@ static void tegra_gpio_irq_handler(struct irq_desc *desc) { int port; int pin; - int unmasked = 0; + bool unmasked = false; int gpio; u32 lvl; unsigned long sta; @@ -384,8 +384,8 @@ static void tegra_gpio_irq_handler(struct irq_desc *desc) * before executing the handler so that we don't * miss edges */ - if (lvl & (0x100 << pin)) { - unmasked = 1; + if (!unmasked && lvl & (0x100 << pin)) { + unmasked = true; chained_irq_exit(chip, desc); } diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 9568708a550b55b79824784270f98b3260a6f70f..cd003b74512f692e2ec67eca68bd1f4d80db0e39 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -704,24 +704,23 @@ static irqreturn_t lineevent_irq_thread(int irq, void *p) { struct lineevent_state *le = p; struct gpioevent_data ge; - int ret; + int ret, level; ge.timestamp = ktime_get_real_ns(); + level = gpiod_get_value_cansleep(le->desc); if (le->eflags & GPIOEVENT_REQUEST_RISING_EDGE && le->eflags & GPIOEVENT_REQUEST_FALLING_EDGE) { - int level = gpiod_get_value_cansleep(le->desc); - if (level) /* Emit low-to-high event */ ge.id = GPIOEVENT_EVENT_RISING_EDGE; else /* Emit high-to-low event */ ge.id = GPIOEVENT_EVENT_FALLING_EDGE; - } else if (le->eflags & GPIOEVENT_REQUEST_RISING_EDGE) { + } else if (le->eflags & GPIOEVENT_REQUEST_RISING_EDGE && level) { /* Emit low-to-high event */ ge.id = GPIOEVENT_EVENT_RISING_EDGE; - } else if (le->eflags & GPIOEVENT_REQUEST_FALLING_EDGE) { + } else if (le->eflags & GPIOEVENT_REQUEST_FALLING_EDGE && !level) { /* Emit high-to-low event */ ge.id = GPIOEVENT_EVENT_FALLING_EDGE; } else { diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index 38f739fb727bd2da4c81ad198ae18e46bee8e040..6558a3ed57a7f6a1127f81aa0e1b5a861aa21b8d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -359,7 +359,7 @@ void amdgpu_mn_unregister(struct amdgpu_bo *bo) head = bo->mn_list.next; bo->mn = NULL; - list_del(&bo->mn_list); + list_del_init(&bo->mn_list); if (list_empty(head)) { struct amdgpu_mn_node *node; diff --git a/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h b/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h index 18fd01f3e4b245d7d9f4cf24a97daa20beeaee66..003a131bad474db5d28584735c0e399b1def20d6 100644 --- a/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h +++ b/drivers/gpu/drm/amd/amdgpu/clearstate_gfx9.h @@ -1,24 +1,25 @@ - /* -*************************************************************************************************** -* -* Trade secret of Advanced Micro Devices, Inc. -* Copyright (c) 2010 Advanced Micro Devices, Inc. (unpublished) -* -* All rights reserved. This notice is intended as a precaution against inadvertent publication and -* does not imply publication or any waiver of confidentiality. The year included in the foregoing -* notice is the year of creation of the work. -* -*************************************************************************************************** -*/ -/** -*************************************************************************************************** -* @brief gfx9 Clearstate Definitions -*************************************************************************************************** -* -* Do not edit! This is a machine-generated file! -* -*/ + * Copyright 2017 Advanced Micro Devices, Inc. + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR + * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, + * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR + * OTHER DEALINGS IN THE SOFTWARE. + * + */ static const unsigned int gfx9_SECT_CONTEXT_def_1[] = { diff --git a/drivers/gpu/drm/amd/amdgpu/si.c b/drivers/gpu/drm/amd/amdgpu/si.c index f45fb0f022b3c6480b08afa545f4e3f4f9381610..4267fa417997aeaf6336297f25a05c31c7ae4eb8 100644 --- a/drivers/gpu/drm/amd/amdgpu/si.c +++ b/drivers/gpu/drm/amd/amdgpu/si.c @@ -1385,6 +1385,7 @@ static void si_init_golden_registers(struct amdgpu_device *adev) amdgpu_program_register_sequence(adev, pitcairn_mgcg_cgcg_init, (const u32)ARRAY_SIZE(pitcairn_mgcg_cgcg_init)); + break; case CHIP_VERDE: amdgpu_program_register_sequence(adev, verde_golden_registers, @@ -1409,6 +1410,7 @@ static void si_init_golden_registers(struct amdgpu_device *adev) amdgpu_program_register_sequence(adev, oland_mgcg_cgcg_init, (const u32)ARRAY_SIZE(oland_mgcg_cgcg_init)); + break; case CHIP_HAINAN: amdgpu_program_register_sequence(adev, hainan_golden_registers, diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c index 688e77576e5a50b3f2f137eec72cd721d6bf96fa..354cbd6392cdf261ba657548ed2c208a09ddf50f 100644 --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -4452,6 +4452,7 @@ static int amd_ir_set_vcpu_affinity(struct irq_data *data, void *vcpu_info) /* Setting */ irte->hi.fields.ga_root_ptr = (pi_data->base >> 12); irte->hi.fields.vector = vcpu_pi_info->vector; + irte->lo.fields_vapic.ga_log_intr = 1; irte->lo.fields_vapic.guest_mode = 1; irte->lo.fields_vapic.ga_tag = pi_data->ga_tag; diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c index 5cc597b383c7208d69e83d8ec0646e936817d1b4..372303700566f4f984e6656bd937e2d99bf07cc6 100644 --- a/drivers/iommu/amd_iommu_init.c +++ b/drivers/iommu/amd_iommu_init.c @@ -2440,11 +2440,11 @@ static int __init state_next(void) break; case IOMMU_ACPI_FINISHED: early_enable_iommus(); - register_syscore_ops(&amd_iommu_syscore_ops); x86_platform.iommu_shutdown = disable_iommus; init_state = IOMMU_ENABLED; break; case IOMMU_ENABLED: + register_syscore_ops(&amd_iommu_syscore_ops); ret = amd_iommu_init_pci(); init_state = ret ? IOMMU_INIT_ERROR : IOMMU_PCI_INIT; enable_iommus_v2(); diff --git a/drivers/iommu/arm-smmu.c b/drivers/iommu/arm-smmu.c index bc89b4d6c043dacee88463ba22edc8883f60385e..b97188acc4f1006185a5f8cb4fb3ee0e5cf735cf 100644 --- a/drivers/iommu/arm-smmu.c +++ b/drivers/iommu/arm-smmu.c @@ -400,6 +400,8 @@ struct arm_smmu_device { u32 cavium_id_base; /* Specific to Cavium */ + spinlock_t global_sync_lock; + /* IOMMU core code handle */ struct iommu_device iommu; }; @@ -436,7 +438,7 @@ struct arm_smmu_domain { struct arm_smmu_cfg cfg; enum arm_smmu_domain_stage stage; struct mutex init_mutex; /* Protects smmu pointer */ - spinlock_t cb_lock; /* Serialises ATS1* ops */ + spinlock_t cb_lock; /* Serialises ATS1* ops and TLB syncs */ struct iommu_domain domain; }; @@ -602,9 +604,12 @@ static void __arm_smmu_tlb_sync(struct arm_smmu_device *smmu, static void arm_smmu_tlb_sync_global(struct arm_smmu_device *smmu) { void __iomem *base = ARM_SMMU_GR0(smmu); + unsigned long flags; + spin_lock_irqsave(&smmu->global_sync_lock, flags); __arm_smmu_tlb_sync(smmu, base + ARM_SMMU_GR0_sTLBGSYNC, base + ARM_SMMU_GR0_sTLBGSTATUS); + spin_unlock_irqrestore(&smmu->global_sync_lock, flags); } static void arm_smmu_tlb_sync_context(void *cookie) @@ -612,9 +617,12 @@ static void arm_smmu_tlb_sync_context(void *cookie) struct arm_smmu_domain *smmu_domain = cookie; struct arm_smmu_device *smmu = smmu_domain->smmu; void __iomem *base = ARM_SMMU_CB(smmu, smmu_domain->cfg.cbndx); + unsigned long flags; + spin_lock_irqsave(&smmu_domain->cb_lock, flags); __arm_smmu_tlb_sync(smmu, base + ARM_SMMU_CB_TLBSYNC, base + ARM_SMMU_CB_TLBSTATUS); + spin_unlock_irqrestore(&smmu_domain->cb_lock, flags); } static void arm_smmu_tlb_sync_vmid(void *cookie) @@ -1511,7 +1519,6 @@ static int arm_smmu_add_device(struct device *dev) if (using_legacy_binding) { ret = arm_smmu_register_legacy_master(dev, &smmu); - fwspec = dev->iommu_fwspec; if (ret) goto out_free; } else if (fwspec && fwspec->ops == &arm_smmu_ops) { @@ -1550,15 +1557,15 @@ static int arm_smmu_add_device(struct device *dev) ret = arm_smmu_master_alloc_smes(dev); if (ret) - goto out_free; + goto out_cfg_free; iommu_device_link(&smmu->iommu, dev); return 0; +out_cfg_free: + kfree(cfg); out_free: - if (fwspec) - kfree(fwspec->iommu_priv); iommu_fwspec_free(dev); return ret; } @@ -1925,6 +1932,7 @@ static int arm_smmu_device_cfg_probe(struct arm_smmu_device *smmu) smmu->num_mapping_groups = size; mutex_init(&smmu->stream_map_mutex); + spin_lock_init(&smmu->global_sync_lock); if (smmu->version < ARM_SMMU_V2 || !(id & ID0_PTFS_NO_AARCH32)) { smmu->features |= ARM_SMMU_FEAT_FMT_AARCH32_L; diff --git a/drivers/iommu/io-pgtable-arm-v7s.c b/drivers/iommu/io-pgtable-arm-v7s.c index af330f513653d2849682b2d4536dd86dcb6a43d7..d665d0dc16e8f787813a6106d15bd83afacc4f34 100644 --- a/drivers/iommu/io-pgtable-arm-v7s.c +++ b/drivers/iommu/io-pgtable-arm-v7s.c @@ -479,6 +479,9 @@ static int arm_v7s_map(struct io_pgtable_ops *ops, unsigned long iova, if (!(prot & (IOMMU_READ | IOMMU_WRITE))) return 0; + if (WARN_ON(upper_32_bits(iova) || upper_32_bits(paddr))) + return -ERANGE; + ret = __arm_v7s_map(data, iova, paddr, size, prot, 1, data->pgd); /* * Synchronise all PTE updates for the new mapping before there's @@ -659,6 +662,9 @@ static int arm_v7s_unmap(struct io_pgtable_ops *ops, unsigned long iova, struct arm_v7s_io_pgtable *data = io_pgtable_ops_to_data(ops); size_t unmapped; + if (WARN_ON(upper_32_bits(iova))) + return 0; + unmapped = __arm_v7s_unmap(data, iova, size, 1, data->pgd); if (unmapped) io_pgtable_tlb_sync(&data->iop); diff --git a/drivers/iommu/io-pgtable-arm.c b/drivers/iommu/io-pgtable-arm.c index b182039862c50debf8c55df4aad825cee468eed6..e8018a308868e33a4ea722c0b9686118078dc0db 100644 --- a/drivers/iommu/io-pgtable-arm.c +++ b/drivers/iommu/io-pgtable-arm.c @@ -452,6 +452,10 @@ static int arm_lpae_map(struct io_pgtable_ops *ops, unsigned long iova, if (!(iommu_prot & (IOMMU_READ | IOMMU_WRITE))) return 0; + if (WARN_ON(iova >= (1ULL << data->iop.cfg.ias) || + paddr >= (1ULL << data->iop.cfg.oas))) + return -ERANGE; + prot = arm_lpae_prot_to_pte(data, iommu_prot); ret = __arm_lpae_map(data, iova, paddr, size, prot, lvl, ptep); /* @@ -610,6 +614,9 @@ static int arm_lpae_unmap(struct io_pgtable_ops *ops, unsigned long iova, arm_lpae_iopte *ptep = data->pgd; int lvl = ARM_LPAE_START_LVL(data); + if (WARN_ON(iova >= (1ULL << data->iop.cfg.ias))) + return 0; + unmapped = __arm_lpae_unmap(data, iova, size, lvl, ptep); if (unmapped) io_pgtable_tlb_sync(&data->iop); diff --git a/drivers/iommu/io-pgtable.h b/drivers/iommu/io-pgtable.h index 524263a7ae6f54c290d9fc017633e0ac074054df..a3e667077b14e12ccca5df742922fe47d4e64005 100644 --- a/drivers/iommu/io-pgtable.h +++ b/drivers/iommu/io-pgtable.h @@ -158,14 +158,12 @@ void free_io_pgtable_ops(struct io_pgtable_ops *ops); * @fmt: The page table format. * @cookie: An opaque token provided by the IOMMU driver and passed back to * any callback routines. - * @tlb_sync_pending: Private flag for optimising out redundant syncs. * @cfg: A copy of the page table configuration. * @ops: The page table operations in use for this set of page tables. */ struct io_pgtable { enum io_pgtable_fmt fmt; void *cookie; - bool tlb_sync_pending; struct io_pgtable_cfg cfg; struct io_pgtable_ops ops; }; @@ -175,22 +173,17 @@ struct io_pgtable { static inline void io_pgtable_tlb_flush_all(struct io_pgtable *iop) { iop->cfg.tlb->tlb_flush_all(iop->cookie); - iop->tlb_sync_pending = true; } static inline void io_pgtable_tlb_add_flush(struct io_pgtable *iop, unsigned long iova, size_t size, size_t granule, bool leaf) { iop->cfg.tlb->tlb_add_flush(iova, size, granule, leaf, iop->cookie); - iop->tlb_sync_pending = true; } static inline void io_pgtable_tlb_sync(struct io_pgtable *iop) { - if (iop->tlb_sync_pending) { - iop->cfg.tlb->tlb_sync(iop->cookie); - iop->tlb_sync_pending = false; - } + iop->cfg.tlb->tlb_sync(iop->cookie); } /** diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index 5d14cd15198db5cb6361d060abf208260c086ebe..91c6d367ab3593b99a6c9cfb9be01855e8372af2 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -129,6 +129,7 @@ static void mtk_iommu_tlb_add_flush_nosync(unsigned long iova, size_t size, writel_relaxed(iova, data->base + REG_MMU_INVLD_START_A); writel_relaxed(iova + size - 1, data->base + REG_MMU_INVLD_END_A); writel_relaxed(F_MMU_INV_RANGE, data->base + REG_MMU_INVALIDATE); + data->tlb_flush_active = true; } static void mtk_iommu_tlb_sync(void *cookie) @@ -137,6 +138,10 @@ static void mtk_iommu_tlb_sync(void *cookie) int ret; u32 tmp; + /* Avoid timing out if there's nothing to wait for */ + if (!data->tlb_flush_active) + return; + ret = readl_poll_timeout_atomic(data->base + REG_MMU_CPE_DONE, tmp, tmp != 0, 10, 100000); if (ret) { @@ -146,6 +151,7 @@ static void mtk_iommu_tlb_sync(void *cookie) } /* Clear the CPE status */ writel_relaxed(0, data->base + REG_MMU_CPE_DONE); + data->tlb_flush_active = false; } static const struct iommu_gather_ops mtk_iommu_gather_ops = { diff --git a/drivers/iommu/mtk_iommu.h b/drivers/iommu/mtk_iommu.h index 2a28eadeea0ec3cf2ad363f7076f8555245520a2..c06cc91b5d9a1e63ec0984927b6c7722b5242f82 100644 --- a/drivers/iommu/mtk_iommu.h +++ b/drivers/iommu/mtk_iommu.h @@ -47,6 +47,7 @@ struct mtk_iommu_data { struct iommu_group *m4u_group; struct mtk_smi_iommu smi_imu; /* SMI larb iommu info */ bool enable_4GB; + bool tlb_flush_active; struct iommu_device iommu; }; diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c index 89b09c51ab7cff64d20e24ff43fff8bd720d1ef3..38a5bb764c7b55cb8b742639e49756e413b4ab26 100644 --- a/drivers/isdn/i4l/isdn_common.c +++ b/drivers/isdn/i4l/isdn_common.c @@ -1376,6 +1376,7 @@ isdn_ioctl(struct file *file, uint cmd, ulong arg) if (arg) { if (copy_from_user(bname, argp, sizeof(bname) - 1)) return -EFAULT; + bname[sizeof(bname)-1] = 0; } else return -EINVAL; ret = mutex_lock_interruptible(&dev->mtx); diff --git a/drivers/isdn/i4l/isdn_net.c b/drivers/isdn/i4l/isdn_net.c index c151c6daa67ee8aa2ae600b4462f146d85776335..f63a110b7bcb2d2257869484bd9b894d94b9b5d2 100644 --- a/drivers/isdn/i4l/isdn_net.c +++ b/drivers/isdn/i4l/isdn_net.c @@ -2611,10 +2611,9 @@ isdn_net_newslave(char *parm) char newname[10]; if (p) { - /* Slave-Name MUST not be empty */ - if (!strlen(p + 1)) + /* Slave-Name MUST not be empty or overflow 'newname' */ + if (strscpy(newname, p + 1, sizeof(newname)) <= 0) return NULL; - strcpy(newname, p + 1); *p = 0; /* Master must already exist */ if (!(n = isdn_net_findif(parm))) diff --git a/drivers/mailbox/pcc.c b/drivers/mailbox/pcc.c index ac91fd0d62c6e4e22c57ab354ceb56adfdaee48e..cbca5e51b9759c57813b8579a2d38318bab39e02 100644 --- a/drivers/mailbox/pcc.c +++ b/drivers/mailbox/pcc.c @@ -92,7 +92,7 @@ static struct mbox_controller pcc_mbox_ctrl = {}; */ static struct mbox_chan *get_pcc_channel(int id) { - if (id < 0 || id > pcc_mbox_ctrl.num_chans) + if (id < 0 || id >= pcc_mbox_ctrl.num_chans) return ERR_PTR(-ENOENT); return &pcc_mbox_channels[id]; diff --git a/drivers/media/cec/cec-adap.c b/drivers/media/cec/cec-adap.c index bf45977b2823b067076eb1e01f741af8dd424bdb..d596b601ff42a6efe27d9e3aa82c0e7521ba2856 100644 --- a/drivers/media/cec/cec-adap.c +++ b/drivers/media/cec/cec-adap.c @@ -559,7 +559,7 @@ EXPORT_SYMBOL_GPL(cec_transmit_done); void cec_transmit_attempt_done(struct cec_adapter *adap, u8 status) { - switch (status) { + switch (status & ~CEC_TX_STATUS_MAX_RETRIES) { case CEC_TX_STATUS_OK: cec_transmit_done(adap, status, 0, 0, 0, 0); return; diff --git a/drivers/media/cec/cec-notifier.c b/drivers/media/cec/cec-notifier.c index 74dc1c32080eaf8d57d837fb93ab6587992e0483..08b619d0ea1ef7f24f93771471366a340517b764 100644 --- a/drivers/media/cec/cec-notifier.c +++ b/drivers/media/cec/cec-notifier.c @@ -87,6 +87,9 @@ EXPORT_SYMBOL_GPL(cec_notifier_put); void cec_notifier_set_phys_addr(struct cec_notifier *n, u16 pa) { + if (n == NULL) + return; + mutex_lock(&n->lock); n->phys_addr = pa; if (n->callback) @@ -100,6 +103,9 @@ void cec_notifier_set_phys_addr_from_edid(struct cec_notifier *n, { u16 pa = CEC_PHYS_ADDR_INVALID; + if (n == NULL) + return; + if (edid && edid->extensions) pa = cec_get_edid_phys_addr((const u8 *)edid, EDID_LENGTH * (edid->extensions + 1), NULL); diff --git a/drivers/media/dvb-core/dvb_ca_en50221.c b/drivers/media/dvb-core/dvb_ca_en50221.c index af694f2066a2f4b34f710952e02878783dab4e72..17970cdd55fa75c99e21481b1213c21461670ff3 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.c +++ b/drivers/media/dvb-core/dvb_ca_en50221.c @@ -349,7 +349,8 @@ static int dvb_ca_en50221_link_init(struct dvb_ca_private *ca, int slot) /* read the buffer size from the CAM */ if ((ret = ca->pub->write_cam_control(ca->pub, slot, CTRLIF_COMMAND, IRQEN | CMDREG_SR)) != 0) return ret; - if ((ret = dvb_ca_en50221_wait_if_status(ca, slot, STATUSREG_DA, HZ / 10)) != 0) + ret = dvb_ca_en50221_wait_if_status(ca, slot, STATUSREG_DA, HZ); + if (ret != 0) return ret; if ((ret = dvb_ca_en50221_read_data(ca, slot, buf, 2)) != 2) return -EIO; @@ -644,72 +645,101 @@ static int dvb_ca_en50221_read_data(struct dvb_ca_private *ca, int slot, } buf_free = dvb_ringbuffer_free(&ca->slot_info[slot].rx_buffer); - if (buf_free < (ca->slot_info[slot].link_buf_size + DVB_RINGBUFFER_PKTHDRSIZE)) { + if (buf_free < (ca->slot_info[slot].link_buf_size + + DVB_RINGBUFFER_PKTHDRSIZE)) { status = -EAGAIN; goto exit; } } - /* check if there is data available */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_STATUS)) < 0) - goto exit; - if (!(status & STATUSREG_DA)) { - /* no data */ - status = 0; - goto exit; - } - - /* read the amount of data */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_SIZE_HIGH)) < 0) - goto exit; - bytes_read = status << 8; - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_SIZE_LOW)) < 0) - goto exit; - bytes_read |= status; + if (ca->pub->read_data && + (ca->slot_info[slot].slot_state != DVB_CA_SLOTSTATE_LINKINIT)) { + if (ebuf == NULL) + status = ca->pub->read_data(ca->pub, slot, buf, + sizeof(buf)); + else + status = ca->pub->read_data(ca->pub, slot, buf, ecount); + if (status < 0) + return status; + bytes_read = status; + if (status == 0) + goto exit; + } else { - /* check it will fit */ - if (ebuf == NULL) { - if (bytes_read > ca->slot_info[slot].link_buf_size) { - pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the link buffer size (%i > %i)!\n", - ca->dvbdev->adapter->num, bytes_read, - ca->slot_info[slot].link_buf_size); - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_LINKINIT; - status = -EIO; + /* check if there is data available */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_STATUS); + if (status < 0) goto exit; - } - if (bytes_read < 2) { - pr_err("dvb_ca adapter %d: CAM sent a buffer that was less than 2 bytes!\n", - ca->dvbdev->adapter->num); - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_LINKINIT; - status = -EIO; + if (!(status & STATUSREG_DA)) { + /* no data */ + status = 0; goto exit; } - } else { - if (bytes_read > ecount) { - pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the ecount size!\n", - ca->dvbdev->adapter->num); - status = -EIO; + + /* read the amount of data */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_SIZE_HIGH); + if (status < 0) + goto exit; + bytes_read = status << 8; + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_SIZE_LOW); + if (status < 0) goto exit; + bytes_read |= status; + + /* check it will fit */ + if (ebuf == NULL) { + if (bytes_read > ca->slot_info[slot].link_buf_size) { + pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the link buffer size (%i > %i)!\n", + ca->dvbdev->adapter->num, bytes_read, + ca->slot_info[slot].link_buf_size); + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_LINKINIT; + status = -EIO; + goto exit; + } + if (bytes_read < 2) { + pr_err("dvb_ca adapter %d: CAM sent a buffer that was less than 2 bytes!\n", + ca->dvbdev->adapter->num); + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_LINKINIT; + status = -EIO; + goto exit; + } + } else { + if (bytes_read > ecount) { + pr_err("dvb_ca adapter %d: CAM tried to send a buffer larger than the ecount size!\n", + ca->dvbdev->adapter->num); + status = -EIO; + goto exit; + } } - } - /* fill the buffer */ - for (i = 0; i < bytes_read; i++) { - /* read byte and check */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_DATA)) < 0) - goto exit; + /* fill the buffer */ + for (i = 0; i < bytes_read; i++) { + /* read byte and check */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_DATA); + if (status < 0) + goto exit; - /* OK, store it in the buffer */ - buf[i] = status; - } + /* OK, store it in the buffer */ + buf[i] = status; + } - /* check for read error (RE should now be 0) */ - if ((status = ca->pub->read_cam_control(ca->pub, slot, CTRLIF_STATUS)) < 0) - goto exit; - if (status & STATUSREG_RE) { - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_LINKINIT; - status = -EIO; - goto exit; + /* check for read error (RE should now be 0) */ + status = ca->pub->read_cam_control(ca->pub, slot, + CTRLIF_STATUS); + if (status < 0) + goto exit; + if (status & STATUSREG_RE) { + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_LINKINIT; + status = -EIO; + goto exit; + } } /* OK, add it to the receive buffer, or copy into external buffer if supplied */ @@ -762,6 +792,10 @@ static int dvb_ca_en50221_write_data(struct dvb_ca_private *ca, int slot, if (bytes_write > ca->slot_info[slot].link_buf_size) return -EINVAL; + if (ca->pub->write_data && + (ca->slot_info[slot].slot_state != DVB_CA_SLOTSTATE_LINKINIT)) + return ca->pub->write_data(ca->pub, slot, buf, bytes_write); + /* it is possible we are dealing with a single buffer implementation, thus if there is data available for read or if there is even a read already in progress, we do nothing but awake the kernel thread to @@ -1176,7 +1210,8 @@ static int dvb_ca_en50221_thread(void *data) pr_err("dvb_ca adapter %d: DVB CAM link initialisation failed :(\n", ca->dvbdev->adapter->num); - ca->slot_info[slot].slot_state = DVB_CA_SLOTSTATE_INVALID; + ca->slot_info[slot].slot_state = + DVB_CA_SLOTSTATE_UNINITIALISED; dvb_ca_en50221_thread_update_delay(ca); break; } diff --git a/drivers/media/dvb-core/dvb_ca_en50221.h b/drivers/media/dvb-core/dvb_ca_en50221.h index 1e4bbbd34d911fc5f22b2421f3b45a385c094c07..82617bac08756ead4992822f563c6fa10333042d 100644 --- a/drivers/media/dvb-core/dvb_ca_en50221.h +++ b/drivers/media/dvb-core/dvb_ca_en50221.h @@ -41,6 +41,8 @@ * @write_attribute_mem: function for writing attribute memory on the CAM * @read_cam_control: function for reading the control interface on the CAM * @write_cam_control: function for reading the control interface on the CAM + * @read_data: function for reading data (block mode) + * @write_data: function for writing data (block mode) * @slot_reset: function to reset the CAM slot * @slot_shutdown: function to shutdown a CAM slot * @slot_ts_enable: function to enable the Transport Stream on a CAM slot @@ -66,6 +68,11 @@ struct dvb_ca_en50221 { int (*write_cam_control)(struct dvb_ca_en50221 *ca, int slot, u8 address, u8 value); + int (*read_data)(struct dvb_ca_en50221 *ca, + int slot, u8 *ebuf, int ecount); + int (*write_data)(struct dvb_ca_en50221 *ca, + int slot, u8 *ebuf, int ecount); + int (*slot_reset)(struct dvb_ca_en50221 *ca, int slot); int (*slot_shutdown)(struct dvb_ca_en50221 *ca, int slot); int (*slot_ts_enable)(struct dvb_ca_en50221 *ca, int slot); diff --git a/drivers/media/dvb-frontends/cxd2841er.c b/drivers/media/dvb-frontends/cxd2841er.c index 08f67d60a7d9f644b7d59fd847036ae4a8224f13..12bff778c97f67c23f1c451ff050707686266824 100644 --- a/drivers/media/dvb-frontends/cxd2841er.c +++ b/drivers/media/dvb-frontends/cxd2841er.c @@ -3279,7 +3279,10 @@ static int cxd2841er_get_frontend(struct dvb_frontend *fe, else if (priv->state == STATE_ACTIVE_TC) cxd2841er_read_status_tc(fe, &status); - cxd2841er_read_signal_strength(fe); + if (priv->state == STATE_ACTIVE_TC || priv->state == STATE_ACTIVE_S) + cxd2841er_read_signal_strength(fe); + else + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; if (status & FE_HAS_LOCK) { cxd2841er_read_snr(fe); diff --git a/drivers/media/dvb-frontends/drx39xyj/drx_driver.h b/drivers/media/dvb-frontends/drx39xyj/drx_driver.h index 4442e478db72a2420207efc2deca49d56c92c30c..cd69e187ba7a9c0eea95855531a82db3e09a528b 100644 --- a/drivers/media/dvb-frontends/drx39xyj/drx_driver.h +++ b/drivers/media/dvb-frontends/drx39xyj/drx_driver.h @@ -307,7 +307,7 @@ int drxbsp_tuner_default_i2c_write_read(struct tuner_instance *tuner, * \def DRX_UNKNOWN * \brief Generic UNKNOWN value for DRX enumerated types. * -* Used to indicate that the parameter value is unknown or not yet initalized. +* Used to indicate that the parameter value is unknown or not yet initialized. */ #ifndef DRX_UNKNOWN #define DRX_UNKNOWN (254) @@ -449,19 +449,6 @@ MACROS #define DRX_16TO8(x) ((u8) (((u16)x) & 0xFF)), \ ((u8)((((u16)x)>>8)&0xFF)) -/** -* \brief Macro to sign extend signed 9 bit value to signed 16 bit value -*/ -#define DRX_S9TOS16(x) ((((u16)x)&0x100) ? ((s16)((u16)(x)|0xFF00)) : (x)) - -/** -* \brief Macro to sign extend signed 9 bit value to signed 16 bit value -*/ -#define DRX_S24TODRXFREQ(x) ((((u32) x) & 0x00800000UL) ? \ - ((s32) \ - (((u32) x) | 0xFF000000)) : \ - ((s32) x)) - /** * \brief Macro to convert 16 bit register value to a s32 */ diff --git a/drivers/media/dvb-frontends/lnbh25.c b/drivers/media/dvb-frontends/lnbh25.c index ef3021e964be89e61eeda59daa38d1e71fa7320c..cb486e879fdd3f50925dd8431a4d0a4de0e09d4d 100644 --- a/drivers/media/dvb-frontends/lnbh25.c +++ b/drivers/media/dvb-frontends/lnbh25.c @@ -76,8 +76,8 @@ static int lnbh25_read_vmon(struct lnbh25_priv *priv) return ret; } } - print_hex_dump_bytes("lnbh25_read_vmon: ", - DUMP_PREFIX_OFFSET, status, sizeof(status)); + dev_dbg(&priv->i2c->dev, "%s(): %*ph\n", + __func__, (int) sizeof(status), status); if ((status[0] & (LNBH25_STATUS_OFL | LNBH25_STATUS_VMON)) != 0) { dev_err(&priv->i2c->dev, "%s(): voltage in failure state, status reg 0x%x\n", @@ -178,7 +178,7 @@ struct dvb_frontend *lnbh25_attach(struct dvb_frontend *fe, fe->ops.release_sec = lnbh25_release; fe->ops.set_voltage = lnbh25_set_voltage; - dev_err(&i2c->dev, "%s(): attached at I2C addr 0x%02x\n", + dev_info(&i2c->dev, "%s(): attached at I2C addr 0x%02x\n", __func__, priv->i2c_address); return fe; } diff --git a/drivers/media/dvb-frontends/stv0367.c b/drivers/media/dvb-frontends/stv0367.c index e726c2e004601988a4af69559d4dbbead03d286b..8ac0f598978dacb8ed441bf6cc816a8b6bd5a463 100644 --- a/drivers/media/dvb-frontends/stv0367.c +++ b/drivers/media/dvb-frontends/stv0367.c @@ -25,6 +25,8 @@ #include #include +#include "dvb_math.h" + #include "stv0367.h" #include "stv0367_defs.h" #include "stv0367_regs.h" @@ -1437,7 +1439,7 @@ static int stv0367ter_get_frontend(struct dvb_frontend *fe, return 0; } -static int stv0367ter_read_snr(struct dvb_frontend *fe, u16 *snr) +static u32 stv0367ter_snr_readreg(struct dvb_frontend *fe) { struct stv0367_state *state = fe->demodulator_priv; u32 snru32 = 0; @@ -1453,10 +1455,16 @@ static int stv0367ter_read_snr(struct dvb_frontend *fe, u16 *snr) cpt++; } - snru32 /= 10;/*average on 10 values*/ - *snr = snru32 / 1000; + return snru32; +} + +static int stv0367ter_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + u32 snrval = stv0367ter_snr_readreg(fe); + + *snr = snrval / 1000; return 0; } @@ -1501,7 +1509,8 @@ static int stv0367ter_read_status(struct dvb_frontend *fe, *status = 0; if (stv0367_readbits(state, F367TER_LK)) { - *status |= FE_HAS_LOCK; + *status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_VITERBI + | FE_HAS_SYNC | FE_HAS_LOCK; dprintk("%s: stv0367 has locked\n", __func__); } @@ -2149,6 +2158,18 @@ static int stv0367cab_read_status(struct dvb_frontend *fe, *status = 0; + if (state->cab_state->state > FE_CAB_NOSIGNAL) + *status |= FE_HAS_SIGNAL; + + if (state->cab_state->state > FE_CAB_NOCARRIER) + *status |= FE_HAS_CARRIER; + + if (state->cab_state->state >= FE_CAB_DEMODOK) + *status |= FE_HAS_VITERBI; + + if (state->cab_state->state >= FE_CAB_DATAOK) + *status |= FE_HAS_SYNC; + if (stv0367_readbits(state, (state->cab_state->qamfec_status_reg ? state->cab_state->qamfec_status_reg : F367CAB_QAMFEC_LOCK))) { *status |= FE_HAS_LOCK; @@ -2702,51 +2723,61 @@ static int stv0367cab_read_strength(struct dvb_frontend *fe, u16 *strength) return 0; } -static int stv0367cab_read_snr(struct dvb_frontend *fe, u16 *snr) +static int stv0367cab_snr_power(struct dvb_frontend *fe) { struct stv0367_state *state = fe->demodulator_priv; - u32 noisepercentage; enum stv0367cab_mod QAMSize; - u32 regval = 0, temp = 0; - int power, i; QAMSize = stv0367_readbits(state, F367CAB_QAM_MODE); switch (QAMSize) { case FE_CAB_MOD_QAM4: - power = 21904; - break; + return 21904; case FE_CAB_MOD_QAM16: - power = 20480; - break; + return 20480; case FE_CAB_MOD_QAM32: - power = 23040; - break; + return 23040; case FE_CAB_MOD_QAM64: - power = 21504; - break; + return 21504; case FE_CAB_MOD_QAM128: - power = 23616; - break; + return 23616; case FE_CAB_MOD_QAM256: - power = 21760; - break; - case FE_CAB_MOD_QAM512: - power = 1; - break; + return 21760; case FE_CAB_MOD_QAM1024: - power = 21280; - break; + return 21280; default: - power = 1; break; } + return 1; +} + +static int stv0367cab_snr_readreg(struct dvb_frontend *fe, int avgdiv) +{ + struct stv0367_state *state = fe->demodulator_priv; + u32 regval = 0; + int i; + for (i = 0; i < 10; i++) { regval += (stv0367_readbits(state, F367CAB_SNR_LO) + 256 * stv0367_readbits(state, F367CAB_SNR_HI)); } - regval /= 10; /*for average over 10 times in for loop above*/ + if (avgdiv) + regval /= 10; + + return regval; +} + +static int stv0367cab_read_snr(struct dvb_frontend *fe, u16 *snr) +{ + struct stv0367_state *state = fe->demodulator_priv; + u32 noisepercentage; + u32 regval = 0, temp = 0; + int power; + + power = stv0367cab_snr_power(fe); + regval = stv0367cab_snr_readreg(fe, 1); + if (regval != 0) { temp = power * (1 << (3 + stv0367_readbits(state, F367CAB_SNR_PER))); @@ -2980,21 +3011,117 @@ static int stv0367ddb_set_frontend(struct dvb_frontend *fe) return -EINVAL; } +static void stv0367ddb_read_signal_strength(struct dvb_frontend *fe) +{ + struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + s32 signalstrength; + + switch (state->activedemod) { + case demod_cab: + signalstrength = stv0367cab_get_rf_lvl(state) * 1000; + break; + default: + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return; + } + + p->strength.stat[0].scale = FE_SCALE_DECIBEL; + p->strength.stat[0].uvalue = signalstrength; +} + +static void stv0367ddb_read_snr(struct dvb_frontend *fe) +{ + struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + int cab_pwr; + u32 regval, tmpval, snrval = 0; + + switch (state->activedemod) { + case demod_ter: + snrval = stv0367ter_snr_readreg(fe); + break; + case demod_cab: + cab_pwr = stv0367cab_snr_power(fe); + regval = stv0367cab_snr_readreg(fe, 0); + + /* prevent division by zero */ + if (!regval) { + snrval = 0; + break; + } + + tmpval = (cab_pwr * 320) / regval; + snrval = ((tmpval != 0) ? (intlog2(tmpval) / 5581) : 0); + break; + default: + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return; + } + + p->cnr.stat[0].scale = FE_SCALE_DECIBEL; + p->cnr.stat[0].uvalue = snrval; +} + +static void stv0367ddb_read_ucblocks(struct dvb_frontend *fe) +{ + struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + u32 ucblocks = 0; + + switch (state->activedemod) { + case demod_ter: + stv0367ter_read_ucblocks(fe, &ucblocks); + break; + case demod_cab: + stv0367cab_read_ucblcks(fe, &ucblocks); + break; + default: + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return; + } + + p->block_error.stat[0].scale = FE_SCALE_COUNTER; + p->block_error.stat[0].uvalue = ucblocks; +} + static int stv0367ddb_read_status(struct dvb_frontend *fe, enum fe_status *status) { struct stv0367_state *state = fe->demodulator_priv; + struct dtv_frontend_properties *p = &fe->dtv_property_cache; + int ret; switch (state->activedemod) { case demod_ter: - return stv0367ter_read_status(fe, status); + ret = stv0367ter_read_status(fe, status); + break; case demod_cab: - return stv0367cab_read_status(fe, status); - default: + ret = stv0367cab_read_status(fe, status); break; + default: + return 0; } - return -EINVAL; + /* stop and report on *_read_status failure */ + if (ret) + return ret; + + stv0367ddb_read_signal_strength(fe); + + /* read carrier/noise when a carrier is detected */ + if (*status & FE_HAS_CARRIER) + stv0367ddb_read_snr(fe); + else + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + + /* read uncorrected blocks on FE_HAS_LOCK */ + if (*status & FE_HAS_LOCK) + stv0367ddb_read_ucblocks(fe); + else + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + + return 0; } static int stv0367ddb_get_frontend(struct dvb_frontend *fe, @@ -3035,6 +3162,7 @@ static int stv0367ddb_sleep(struct dvb_frontend *fe) static int stv0367ddb_init(struct stv0367_state *state) { struct stv0367ter_state *ter_state = state->ter_state; + struct dtv_frontend_properties *p = &state->fe.dtv_property_cache; stv0367_writereg(state, R367TER_TOPCTRL, 0x10); @@ -3109,6 +3237,13 @@ static int stv0367ddb_init(struct stv0367_state *state) ter_state->first_lock = 0; ter_state->unlock_counter = 2; + p->strength.len = 1; + p->strength.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->cnr.len = 1; + p->cnr.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + p->block_error.len = 1; + p->block_error.stat[0].scale = FE_SCALE_NOT_AVAILABLE; + return 0; } @@ -3126,15 +3261,12 @@ static const struct dvb_frontend_ops stv0367ddb_ops = { 0x400 |/* FE_CAN_QAM_4 */ FE_CAN_QAM_16 | FE_CAN_QAM_32 | FE_CAN_QAM_64 | FE_CAN_QAM_128 | - FE_CAN_QAM_256 | FE_CAN_FEC_AUTO | + FE_CAN_QAM_256 | FE_CAN_QAM_AUTO | /* DVB-T */ - FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | - FE_CAN_FEC_3_4 | FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | - FE_CAN_FEC_AUTO | - FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | - FE_CAN_QAM_128 | FE_CAN_QAM_256 | FE_CAN_QAM_AUTO | - FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_RECOVER | - FE_CAN_INVERSION_AUTO | + FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 | + FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO | + FE_CAN_QPSK | FE_CAN_TRANSMISSION_MODE_AUTO | + FE_CAN_RECOVER | FE_CAN_INVERSION_AUTO | FE_CAN_MUTE_TS }, .release = stv0367_release, diff --git a/drivers/media/i2c/et8ek8/et8ek8_driver.c b/drivers/media/i2c/et8ek8/et8ek8_driver.c index 6e313d5243a0352791b7cd2117da5e0aaa8990a7..f39f5179dd95792b5414a3132b8ccdf730abaded 100644 --- a/drivers/media/i2c/et8ek8/et8ek8_driver.c +++ b/drivers/media/i2c/et8ek8/et8ek8_driver.c @@ -1496,7 +1496,6 @@ MODULE_DEVICE_TABLE(i2c, et8ek8_id_table); static const struct dev_pm_ops et8ek8_pm_ops = { SET_SYSTEM_SLEEP_PM_OPS(et8ek8_suspend, et8ek8_resume) }; -MODULE_DEVICE_TABLE(of, et8ek8_of_table); static struct i2c_driver et8ek8_i2c_driver = { .driver = { diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c index 9da4bf4f2c7a73222043088ba68be4e2c0051108..7b79a7498751981e424bbe4d515f3463c2953975 100644 --- a/drivers/media/i2c/tvp5150.c +++ b/drivers/media/i2c/tvp5150.c @@ -659,7 +659,7 @@ static int tvp5150_set_vbi(struct v4l2_subdev *sd, struct tvp5150 *decoder = to_tvp5150(sd); v4l2_std_id std = decoder->norm; u8 reg; - int pos=0; + int pos = 0; if (std == V4L2_STD_ALL) { dev_err(sd->dev, "VBI can't be configured without knowing number of lines\n"); @@ -669,33 +669,30 @@ static int tvp5150_set_vbi(struct v4l2_subdev *sd, line += 3; } - if (line<6||line>27) + if (line < 6 || line > 27) return 0; - while (regs->reg != (u16)-1 ) { + while (regs->reg != (u16)-1) { if ((type & regs->type.vbi_type) && - (line>=regs->type.ini_line) && - (line<=regs->type.end_line)) { - type=regs->type.vbi_type; + (line >= regs->type.ini_line) && + (line <= regs->type.end_line)) break; - } regs++; pos++; } + if (regs->reg == (u16)-1) return 0; - type=pos | (flags & 0xf0); - reg=((line-6)<<1)+TVP5150_LINE_MODE_INI; + type = pos | (flags & 0xf0); + reg = ((line - 6) << 1) + TVP5150_LINE_MODE_INI; - if (fields&1) { + if (fields & 1) tvp5150_write(sd, reg, type); - } - if (fields&2) { - tvp5150_write(sd, reg+1, type); - } + if (fields & 2) + tvp5150_write(sd, reg + 1, type); return type; } diff --git a/drivers/media/pci/ddbridge/ddbridge-core.c b/drivers/media/pci/ddbridge/ddbridge-core.c index 9420479bee9a5ad324b0344541e0905495cfe91c..cd1723e79a078a650e6777206ffc417d9c83f4bb 100644 --- a/drivers/media/pci/ddbridge/ddbridge-core.c +++ b/drivers/media/pci/ddbridge/ddbridge-core.c @@ -17,6 +17,8 @@ * http://www.gnu.org/copyleft/gpl.html */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include #include #include @@ -114,6 +116,19 @@ static int i2c_write_reg(struct i2c_adapter *adap, u8 adr, return i2c_write(adap, adr, msg, 2); } +static inline u32 safe_ddbreadl(struct ddb *dev, u32 adr) +{ + u32 val = ddbreadl(adr); + + /* (ddb)readl returns (uint)-1 (all bits set) on failure, catch that */ + if (val == ~0) { + dev_err(&dev->pdev->dev, "ddbreadl failure, adr=%08x\n", adr); + return 0; + } + + return val; +} + static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd) { struct ddb *dev = i2c->dev; @@ -124,10 +139,10 @@ static int ddb_i2c_cmd(struct ddb_i2c *i2c, u32 adr, u32 cmd) ddbwritel((adr << 9) | cmd, i2c->regs + I2C_COMMAND); stat = wait_event_timeout(i2c->wq, i2c->done == 1, HZ); if (stat == 0) { - printk(KERN_ERR "I2C timeout\n"); + dev_err(&dev->pdev->dev, "I2C timeout\n"); { /* MSI debugging*/ u32 istat = ddbreadl(INTERRUPT_STATUS); - printk(KERN_ERR "IRS %08x\n", istat); + dev_err(&dev->pdev->dev, "IRS %08x\n", istat); ddbwritel(istat, INTERRUPT_ACK); } return -EIO; @@ -533,7 +548,7 @@ static u32 ddb_input_avail(struct ddb_input *input) off = (stat & 0x7ff) << 7; if (ctrl & 4) { - printk(KERN_ERR "IA %d %d %08x\n", idx, off, ctrl); + dev_err(&dev->pdev->dev, "IA %d %d %08x\n", idx, off, ctrl); ddbwritel(input->stat, DMA_BUFFER_ACK(input->nr)); return 0; } @@ -611,6 +626,7 @@ static int demod_attach_drxk(struct ddb_input *input) struct i2c_adapter *i2c = &input->port->i2c->adap; struct dvb_frontend *fe; struct drxk_config config; + struct device *dev = &input->port->dev->pdev->dev; memset(&config, 0, sizeof(config)); config.microcode_name = "drxk_a3.mc"; @@ -619,7 +635,7 @@ static int demod_attach_drxk(struct ddb_input *input) fe = input->fe = dvb_attach(drxk_attach, &config, i2c); if (!input->fe) { - printk(KERN_ERR "No DRXK found!\n"); + dev_err(dev, "No DRXK found!\n"); return -ENODEV; } fe->sec_priv = input; @@ -632,12 +648,13 @@ static int tuner_attach_tda18271(struct ddb_input *input) { struct i2c_adapter *i2c = &input->port->i2c->adap; struct dvb_frontend *fe; + struct device *dev = &input->port->dev->pdev->dev; if (input->fe->ops.i2c_gate_ctrl) input->fe->ops.i2c_gate_ctrl(input->fe, 1); fe = dvb_attach(tda18271c2dd_attach, input->fe, i2c, 0x60); if (!fe) { - printk(KERN_ERR "No TDA18271 found!\n"); + dev_err(dev, "No TDA18271 found!\n"); return -ENODEV; } if (input->fe->ops.i2c_gate_ctrl) @@ -670,13 +687,14 @@ static struct stv0367_config ddb_stv0367_config[] = { static int demod_attach_stv0367(struct ddb_input *input) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; /* attach frontend */ input->fe = dvb_attach(stv0367ddb_attach, &ddb_stv0367_config[(input->nr & 1)], i2c); if (!input->fe) { - printk(KERN_ERR "stv0367ddb_attach failed (not found?)\n"); + dev_err(dev, "stv0367ddb_attach failed (not found?)\n"); return -ENODEV; } @@ -690,17 +708,19 @@ static int demod_attach_stv0367(struct ddb_input *input) static int tuner_tda18212_ping(struct ddb_input *input, unsigned short adr) { struct i2c_adapter *adapter = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; + u8 tda_id[2]; u8 subaddr = 0x00; - printk(KERN_DEBUG "stv0367-tda18212 tuner ping\n"); + dev_dbg(dev, "stv0367-tda18212 tuner ping\n"); if (input->fe->ops.i2c_gate_ctrl) input->fe->ops.i2c_gate_ctrl(input->fe, 1); if (i2c_read_regs(adapter, adr, subaddr, tda_id, sizeof(tda_id)) < 0) - printk(KERN_DEBUG "tda18212 ping 1 fail\n"); + dev_dbg(dev, "tda18212 ping 1 fail\n"); if (i2c_read_regs(adapter, adr, subaddr, tda_id, sizeof(tda_id)) < 0) - printk(KERN_DEBUG "tda18212 ping 2 fail\n"); + dev_warn(dev, "tda18212 ping failed, expect problems\n"); if (input->fe->ops.i2c_gate_ctrl) input->fe->ops.i2c_gate_ctrl(input->fe, 0); @@ -711,6 +731,7 @@ static int tuner_tda18212_ping(struct ddb_input *input, unsigned short adr) static int demod_attach_cxd28xx(struct ddb_input *input, int par, int osc24) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct cxd2841er_config cfg; /* the cxd2841er driver expects 8bit/shifted I2C addresses */ @@ -728,7 +749,7 @@ static int demod_attach_cxd28xx(struct ddb_input *input, int par, int osc24) input->fe = dvb_attach(cxd2841er_attach_t_c, &cfg, i2c); if (!input->fe) { - printk(KERN_ERR "No Sony CXD28xx found!\n"); + dev_err(dev, "No Sony CXD28xx found!\n"); return -ENODEV; } @@ -742,6 +763,7 @@ static int demod_attach_cxd28xx(struct ddb_input *input, int par, int osc24) static int tuner_attach_tda18212(struct ddb_input *input, u32 porttype) { struct i2c_adapter *adapter = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct i2c_client *client; struct tda18212_config config = { .fe = input->fe, @@ -786,7 +808,7 @@ static int tuner_attach_tda18212(struct ddb_input *input, u32 porttype) return 0; err: - printk(KERN_INFO "TDA18212 tuner not found. Device is not fully operational.\n"); + dev_warn(dev, "TDA18212 tuner not found. Device is not fully operational.\n"); return -ENODEV; } @@ -847,19 +869,20 @@ static struct stv6110x_config stv6110b = { static int demod_attach_stv0900(struct ddb_input *input, int type) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct stv090x_config *feconf = type ? &stv0900_aa : &stv0900; input->fe = dvb_attach(stv090x_attach, feconf, i2c, (input->nr & 1) ? STV090x_DEMODULATOR_1 : STV090x_DEMODULATOR_0); if (!input->fe) { - printk(KERN_ERR "No STV0900 found!\n"); + dev_err(dev, "No STV0900 found!\n"); return -ENODEV; } if (!dvb_attach(lnbh24_attach, input->fe, i2c, 0, 0, (input->nr & 1) ? (0x09 - type) : (0x0b - type))) { - printk(KERN_ERR "No LNBH24 found!\n"); + dev_err(dev, "No LNBH24 found!\n"); return -ENODEV; } return 0; @@ -868,6 +891,7 @@ static int demod_attach_stv0900(struct ddb_input *input, int type) static int tuner_attach_stv6110(struct ddb_input *input, int type) { struct i2c_adapter *i2c = &input->port->i2c->adap; + struct device *dev = &input->port->dev->pdev->dev; struct stv090x_config *feconf = type ? &stv0900_aa : &stv0900; struct stv6110x_config *tunerconf = (input->nr & 1) ? &stv6110b : &stv6110a; @@ -875,10 +899,10 @@ static int tuner_attach_stv6110(struct ddb_input *input, int type) ctl = dvb_attach(stv6110x_attach, input->fe, tunerconf, i2c); if (!ctl) { - printk(KERN_ERR "No STV6110X found!\n"); + dev_err(dev, "No STV6110X found!\n"); return -ENODEV; } - printk(KERN_INFO "attach tuner input %d adr %02x\n", + dev_info(dev, "attach tuner input %d adr %02x\n", input->nr, tunerconf->addr); feconf->tuner_init = ctl->tuner_init; @@ -1009,13 +1033,14 @@ static int dvb_input_attach(struct ddb_input *input) struct ddb_port *port = input->port; struct dvb_adapter *adap = &input->adap; struct dvb_demux *dvbdemux = &input->demux; + struct device *dev = &input->port->dev->pdev->dev; int sony_osc24 = 0, sony_tspar = 0; ret = dvb_register_adapter(adap, "DDBridge", THIS_MODULE, &input->port->dev->pdev->dev, adapter_nr); if (ret < 0) { - printk(KERN_ERR "ddbridge: Could not register adapter.Check if you enabled enough adapters in dvb-core!\n"); + dev_err(dev, "Could not register adapter. Check if you enabled enough adapters in dvb-core!\n"); return ret; } input->attached = 1; @@ -1241,9 +1266,9 @@ static void input_tasklet(unsigned long data) if (input->port->class == DDB_PORT_TUNER) { if (4&ddbreadl(DMA_BUFFER_CONTROL(input->nr))) - printk(KERN_ERR "Overflow input %d\n", input->nr); + dev_err(&dev->pdev->dev, "Overflow input %d\n", input->nr); while (input->cbuf != ((input->stat >> 11) & 0x1f) - || (4&ddbreadl(DMA_BUFFER_CONTROL(input->nr)))) { + || (4 & safe_ddbreadl(dev, DMA_BUFFER_CONTROL(input->nr)))) { dvb_dmx_swfilter_packets(&input->demux, input->vbuf[input->cbuf], input->dma_buf_size / 188); @@ -1280,6 +1305,7 @@ static struct cxd2099_cfg cxd_cfg = { .adr = 0x40, .polarity = 1, .clock_mode = 1, + .max_i2c = 512, }; static int ddb_ci_attach(struct ddb_port *port) @@ -1310,6 +1336,7 @@ static int ddb_ci_attach(struct ddb_port *port) static int ddb_port_attach(struct ddb_port *port) { + struct device *dev = &port->dev->pdev->dev; int ret = 0; switch (port->class) { @@ -1326,7 +1353,7 @@ static int ddb_port_attach(struct ddb_port *port) break; } if (ret < 0) - printk(KERN_ERR "port_attach on port %d failed\n", port->nr); + dev_err(dev, "port_attach on port %d failed\n", port->nr); return ret; } @@ -1377,6 +1404,7 @@ static void ddb_ports_detach(struct ddb *dev) static int init_xo2(struct ddb_port *port) { struct i2c_adapter *i2c = &port->i2c->adap; + struct device *dev = &port->dev->pdev->dev; u8 val, data[2]; int res; @@ -1385,7 +1413,7 @@ static int init_xo2(struct ddb_port *port) return res; if (data[0] != 0x01) { - pr_info("Port %d: invalid XO2\n", port->nr); + dev_info(dev, "Port %d: invalid XO2\n", port->nr); return -1; } @@ -1511,7 +1539,7 @@ static void ddb_port_probe(struct ddb_port *port) port->class = DDB_PORT_CI; ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); } else if (port_has_xo2(port, &xo2_type, &xo2_id)) { - printk(KERN_INFO "Port %d (TAB %d): XO2 type: %d, id: %d\n", + dev_dbg(&dev->pdev->dev, "Port %d (TAB %d): XO2 type: %d, id: %d\n", port->nr, port->nr+1, xo2_type, xo2_id); ddbwritel(I2C_SPEED_400, port->i2c->regs + I2C_TIMING); @@ -1556,10 +1584,10 @@ static void ddb_port_probe(struct ddb_port *port) } break; case DDB_XO2_TYPE_CI: - printk(KERN_INFO "DuoFlex CI modules not supported\n"); + dev_info(&dev->pdev->dev, "DuoFlex CI modules not supported\n"); break; default: - printk(KERN_INFO "Unknown XO2 DuoFlex module\n"); + dev_info(&dev->pdev->dev, "Unknown XO2 DuoFlex module\n"); break; } } else if (port_has_cxd28xx(port, &cxd_id)) { @@ -1611,7 +1639,7 @@ static void ddb_port_probe(struct ddb_port *port) ddbwritel(I2C_SPEED_100, port->i2c->regs + I2C_TIMING); } - printk(KERN_INFO "Port %d (TAB %d): %s\n", + dev_info(&dev->pdev->dev, "Port %d (TAB %d): %s\n", port->nr, port->nr+1, modname); } @@ -1765,7 +1793,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) wbuf += 4; wlen -= 4; ddbwritel(data, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; } @@ -1785,7 +1813,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) if (shift) data <<= shift; ddbwritel(data, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; if (!rlen) { @@ -1797,7 +1825,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) while (rlen > 4) { ddbwritel(0xffffffff, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; data = ddbreadl(SPI_DATA); *(u32 *) rbuf = swab32(data); @@ -1806,7 +1834,7 @@ static int flashio(struct ddb *dev, u8 *wbuf, u32 wlen, u8 *rbuf, u32 rlen) } ddbwritel(0x0003 | ((rlen << (8 + 3)) & 0x1F00), SPI_CONTROL); ddbwritel(0xffffffff, SPI_DATA); - while (ddbreadl(SPI_CONTROL) & 0x0004) + while (safe_ddbreadl(dev, SPI_CONTROL) & 0x0004) ; data = ddbreadl(SPI_DATA); @@ -1993,7 +2021,7 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) dev->pdev = pdev; pci_set_drvdata(pdev, dev); dev->info = (struct ddb_info *) id->driver_data; - printk(KERN_INFO "DDBridge driver detected: %s\n", dev->info->name); + dev_info(&pdev->dev, "Detected %s\n", dev->info->name); dev->regs = ioremap(pci_resource_start(dev->pdev, 0), pci_resource_len(dev->pdev, 0)); @@ -2001,13 +2029,13 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) stat = -ENOMEM; goto fail; } - printk(KERN_INFO "HW %08x FW %08x\n", ddbreadl(0), ddbreadl(4)); + dev_info(&pdev->dev, "HW %08x FW %08x\n", ddbreadl(0), ddbreadl(4)); #ifdef CONFIG_PCI_MSI if (pci_msi_enabled()) stat = pci_enable_msi(dev->pdev); if (stat) { - printk(KERN_INFO ": MSI not available.\n"); + dev_info(&pdev->dev, "MSI not available.\n"); } else { irq_flag = 0; dev->msi = 1; @@ -2040,7 +2068,7 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) goto fail1; ddb_ports_init(dev); if (ddb_buffers_alloc(dev) < 0) { - printk(KERN_INFO ": Could not allocate buffer memory\n"); + dev_err(&pdev->dev, "Could not allocate buffer memory\n"); goto fail2; } if (ddb_ports_attach(dev) < 0) @@ -2050,19 +2078,19 @@ static int ddb_probe(struct pci_dev *pdev, const struct pci_device_id *id) fail3: ddb_ports_detach(dev); - printk(KERN_ERR "fail3\n"); + dev_err(&pdev->dev, "fail3\n"); ddb_ports_release(dev); fail2: - printk(KERN_ERR "fail2\n"); + dev_err(&pdev->dev, "fail2\n"); ddb_buffers_free(dev); fail1: - printk(KERN_ERR "fail1\n"); + dev_err(&pdev->dev, "fail1\n"); if (dev->msi) pci_disable_msi(dev->pdev); if (stat == 0) free_irq(dev->pdev->irq, dev); fail: - printk(KERN_ERR "fail\n"); + dev_err(&pdev->dev, "fail\n"); ddb_unmap(dev); pci_set_drvdata(pdev, NULL); pci_disable_device(pdev); @@ -2242,7 +2270,7 @@ static __init int module_init_ddbridge(void) { int ret; - printk(KERN_INFO "Digital Devices PCIE bridge driver, Copyright (C) 2010-11 Digital Devices GmbH\n"); + pr_info("Digital Devices PCIE bridge driver, Copyright (C) 2010-11 Digital Devices GmbH\n"); ret = ddb_class_create(); if (ret < 0) diff --git a/drivers/media/pci/ngene/ngene-core.c b/drivers/media/pci/ngene/ngene-core.c index ce69e648b663a934f5ace1c834e8c0b1642d044a..8c92cb7f7e72f7af8ca6411ec60db81c8b95bbaa 100644 --- a/drivers/media/pci/ngene/ngene-core.c +++ b/drivers/media/pci/ngene/ngene-core.c @@ -336,9 +336,9 @@ int ngene_command(struct ngene *dev, struct ngene_command *com) { int result; - down(&dev->cmd_mutex); + mutex_lock(&dev->cmd_mutex); result = ngene_command_mutex(dev, com); - up(&dev->cmd_mutex); + mutex_unlock(&dev->cmd_mutex); return result; } @@ -560,7 +560,6 @@ static int ngene_command_stream_control(struct ngene *dev, u8 stream, u16 BsSPI = ((stream & 1) ? 0x9800 : 0x9700); u16 BsSDO = 0x9B00; - down(&dev->stream_mutex); memset(&com, 0, sizeof(com)); com.cmd.hdr.Opcode = CMD_CONTROL; com.cmd.hdr.Length = sizeof(struct FW_STREAM_CONTROL) - 2; @@ -586,17 +585,13 @@ static int ngene_command_stream_control(struct ngene *dev, u8 stream, chan->State = KSSTATE_ACQUIRE; chan->HWState = HWSTATE_STOP; spin_unlock_irq(&chan->state_lock); - if (ngene_command(dev, &com) < 0) { - up(&dev->stream_mutex); + if (ngene_command(dev, &com) < 0) return -1; - } /* clear_buffers(chan); */ flush_buffers(chan); - up(&dev->stream_mutex); return 0; } spin_unlock_irq(&chan->state_lock); - up(&dev->stream_mutex); return 0; } @@ -692,11 +687,9 @@ static int ngene_command_stream_control(struct ngene *dev, u8 stream, chan->HWState = HWSTATE_STARTUP; spin_unlock_irq(&chan->state_lock); - if (ngene_command(dev, &com) < 0) { - up(&dev->stream_mutex); + if (ngene_command(dev, &com) < 0) return -1; - } - up(&dev->stream_mutex); + return 0; } @@ -750,8 +743,11 @@ void set_transfer(struct ngene_channel *chan, int state) /* else printk(KERN_INFO DEVICE_NAME ": lock=%08x\n", ngreadl(0x9310)); */ + mutex_lock(&dev->stream_mutex); ret = ngene_command_stream_control(dev, chan->number, control, mode, flags); + mutex_unlock(&dev->stream_mutex); + if (!ret) chan->running = state; else @@ -1283,7 +1279,7 @@ static int ngene_load_firm(struct ngene *dev) static void ngene_stop(struct ngene *dev) { - down(&dev->cmd_mutex); + mutex_destroy(&dev->cmd_mutex); i2c_del_adapter(&(dev->channel[0].i2c_adapter)); i2c_del_adapter(&(dev->channel[1].i2c_adapter)); ngwritel(0, NGENE_INT_ENABLE); @@ -1346,10 +1342,10 @@ static int ngene_start(struct ngene *dev) init_waitqueue_head(&dev->cmd_wq); init_waitqueue_head(&dev->tx_wq); init_waitqueue_head(&dev->rx_wq); - sema_init(&dev->cmd_mutex, 1); - sema_init(&dev->stream_mutex, 1); + mutex_init(&dev->cmd_mutex); + mutex_init(&dev->stream_mutex); sema_init(&dev->pll_mutex, 1); - sema_init(&dev->i2c_switch_mutex, 1); + mutex_init(&dev->i2c_switch_mutex); spin_lock_init(&dev->cmd_lock); for (i = 0; i < MAX_STREAM; i++) spin_lock_init(&dev->channel[i].state_lock); @@ -1606,10 +1602,10 @@ static void ngene_unlink(struct ngene *dev) com.in_len = 3; com.out_len = 1; - down(&dev->cmd_mutex); + mutex_lock(&dev->cmd_mutex); ngwritel(0, NGENE_INT_ENABLE); ngene_command_mutex(dev, &com); - up(&dev->cmd_mutex); + mutex_unlock(&dev->cmd_mutex); } void ngene_shutdown(struct pci_dev *pdev) diff --git a/drivers/media/pci/ngene/ngene-i2c.c b/drivers/media/pci/ngene/ngene-i2c.c index cf39fcf54adfb812ca691caa68e09ddcbb434947..fbf36353c7014b9f3424a850585b82d147177e3a 100644 --- a/drivers/media/pci/ngene/ngene-i2c.c +++ b/drivers/media/pci/ngene/ngene-i2c.c @@ -118,7 +118,7 @@ static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, (struct ngene_channel *)i2c_get_adapdata(adapter); struct ngene *dev = chan->dev; - down(&dev->i2c_switch_mutex); + mutex_lock(&dev->i2c_switch_mutex); ngene_i2c_set_bus(dev, chan->number); if (num == 2 && msg[1].flags & I2C_M_RD && !(msg[0].flags & I2C_M_RD)) @@ -136,11 +136,11 @@ static int ngene_i2c_master_xfer(struct i2c_adapter *adapter, msg[0].buf, msg[0].len, 0)) goto done; - up(&dev->i2c_switch_mutex); + mutex_unlock(&dev->i2c_switch_mutex); return -EIO; done: - up(&dev->i2c_switch_mutex); + mutex_unlock(&dev->i2c_switch_mutex); return num; } diff --git a/drivers/media/pci/ngene/ngene.h b/drivers/media/pci/ngene/ngene.h index 10d8f74c4f0a50a4f282b0211b8bb0b616919d5a..7c7cd217333d8af262e802081fb775ea4db2f7b4 100644 --- a/drivers/media/pci/ngene/ngene.h +++ b/drivers/media/pci/ngene/ngene.h @@ -762,10 +762,10 @@ struct ngene { wait_queue_head_t cmd_wq; int cmd_done; - struct semaphore cmd_mutex; - struct semaphore stream_mutex; + struct mutex cmd_mutex; + struct mutex stream_mutex; struct semaphore pll_mutex; - struct semaphore i2c_switch_mutex; + struct mutex i2c_switch_mutex; int i2c_current_channel; int i2c_current_bus; spinlock_t cmd_lock; diff --git a/drivers/media/pci/tw5864/tw5864-video.c b/drivers/media/pci/tw5864/tw5864-video.c index 2a044be729da278ad8e2b40dc90039a05968900a..e7bd2b8484e3dea151da347a9c369eedbabacfe5 100644 --- a/drivers/media/pci/tw5864/tw5864-video.c +++ b/drivers/media/pci/tw5864/tw5864-video.c @@ -545,6 +545,7 @@ static int tw5864_fmt_vid_cap(struct file *file, void *priv, switch (input->std) { default: WARN_ON_ONCE(1); + return -EINVAL; case STD_NTSC: f->fmt.pix.height = 480; break; diff --git a/drivers/media/platform/Kconfig b/drivers/media/platform/Kconfig index 1313cd5334360342d776cee365c53985c82599d4..fb1fa0b82077fa61b808ac515968bd14286097b5 100644 --- a/drivers/media/platform/Kconfig +++ b/drivers/media/platform/Kconfig @@ -475,8 +475,8 @@ config VIDEO_QCOM_VENUS tristate "Qualcomm Venus V4L2 encoder/decoder driver" depends on VIDEO_DEV && VIDEO_V4L2 && HAS_DMA depends on (ARCH_QCOM && IOMMU_DMA) || COMPILE_TEST - select QCOM_MDT_LOADER if (ARM || ARM64) - select QCOM_SCM if (ARM || ARM64) + select QCOM_MDT_LOADER if ARCH_QCOM + select QCOM_SCM if ARCH_QCOM select VIDEOBUF2_DMA_SG select V4L2_MEM2MEM_DEV ---help--- diff --git a/drivers/media/platform/coda/coda-bit.c b/drivers/media/platform/coda/coda-bit.c index 25cbf9e5ac5a749bf4a8a7c2f47a6b36cd6843cd..bba1eb43b5d83ca7dd908ac9834a6f2975869476 100644 --- a/drivers/media/platform/coda/coda-bit.c +++ b/drivers/media/platform/coda/coda-bit.c @@ -393,8 +393,8 @@ static int coda_alloc_framebuffers(struct coda_ctx *ctx, int ret; int i; - if (ctx->codec && (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 || - ctx->codec->dst_fourcc == V4L2_PIX_FMT_H264)) { + if (ctx->codec->src_fourcc == V4L2_PIX_FMT_H264 || + ctx->codec->dst_fourcc == V4L2_PIX_FMT_H264) { width = round_up(q_data->width, 16); height = round_up(q_data->height, 16); } else { @@ -2198,7 +2198,7 @@ static void coda_finish_decode(struct coda_ctx *ctx) ctx->display_idx = display_idx; } -static void coda_error_decode(struct coda_ctx *ctx) +static void coda_decode_timeout(struct coda_ctx *ctx) { struct vb2_v4l2_buffer *dst_buf; @@ -2223,7 +2223,7 @@ const struct coda_context_ops coda_bit_decode_ops = { .start_streaming = coda_start_decoding, .prepare_run = coda_prepare_decode, .finish_run = coda_finish_decode, - .error_run = coda_error_decode, + .run_timeout = coda_decode_timeout, .seq_end_work = coda_seq_end_work, .release = coda_bit_release, }; diff --git a/drivers/media/platform/coda/coda-common.c b/drivers/media/platform/coda/coda-common.c index f92cc7df58fb8e64d039217dcb5fcba5fe60d479..829c7895a98a2b60efcca128075017ea0f988403 100644 --- a/drivers/media/platform/coda/coda-common.c +++ b/drivers/media/platform/coda/coda-common.c @@ -1164,8 +1164,8 @@ static void coda_pic_run_work(struct work_struct *work) coda_hw_reset(ctx); - if (ctx->ops->error_run) - ctx->ops->error_run(ctx); + if (ctx->ops->run_timeout) + ctx->ops->run_timeout(ctx); } else if (!ctx->aborting) { ctx->ops->finish_run(ctx); } diff --git a/drivers/media/platform/coda/coda.h b/drivers/media/platform/coda/coda.h index 40fe22f0d757327f03b8e9dce43546a745da9b6a..c5f504d8cf67f8f89350d29db3aeb9bfaa3ad15d 100644 --- a/drivers/media/platform/coda/coda.h +++ b/drivers/media/platform/coda/coda.h @@ -183,7 +183,7 @@ struct coda_context_ops { int (*start_streaming)(struct coda_ctx *ctx); int (*prepare_run)(struct coda_ctx *ctx); void (*finish_run)(struct coda_ctx *ctx); - void (*error_run)(struct coda_ctx *ctx); + void (*run_timeout)(struct coda_ctx *ctx); void (*seq_end_work)(struct work_struct *work); void (*release)(struct coda_ctx *ctx); }; diff --git a/drivers/media/platform/davinci/ccdc_hw_device.h b/drivers/media/platform/davinci/ccdc_hw_device.h index 8f6688a7a111cd0a5dbf9cf7370f9b97a1fcde52..f1b521045d6418d9cde3946490e3e91c7243619c 100644 --- a/drivers/media/platform/davinci/ccdc_hw_device.h +++ b/drivers/media/platform/davinci/ccdc_hw_device.h @@ -42,16 +42,6 @@ struct ccdc_hw_ops { int (*set_hw_if_params) (struct vpfe_hw_if_param *param); /* get interface parameters */ int (*get_hw_if_params) (struct vpfe_hw_if_param *param); - /* - * Pointer to function to set parameters. Used - * for implementing VPFE_S_CCDC_PARAMS - */ - int (*set_params) (void *params); - /* - * Pointer to function to get parameter. Used - * for implementing VPFE_G_CCDC_PARAMS - */ - int (*get_params) (void *params); /* Pointer to function to configure ccdc */ int (*configure) (void); diff --git a/drivers/media/platform/davinci/dm355_ccdc.c b/drivers/media/platform/davinci/dm355_ccdc.c index 73db166dc338e5b352e9718950fe1739e42115e7..6d492dc4c3a9cb0029d16b23eecc86dc3b4db230 100644 --- a/drivers/media/platform/davinci/dm355_ccdc.c +++ b/drivers/media/platform/davinci/dm355_ccdc.c @@ -17,12 +17,7 @@ * This module is for configuring DM355 CCD controller of VPFE to capture * Raw yuv or Bayer RGB data from a decoder. CCDC has several modules * such as Defect Pixel Correction, Color Space Conversion etc to - * pre-process the Bayer RGB data, before writing it to SDRAM. This - * module also allows application to configure individual - * module parameters through VPFE_CMD_S_CCDC_RAW_PARAMS IOCTL. - * To do so, application include dm355_ccdc.h and vpfe_capture.h header - * files. The setparams() API is called by vpfe_capture driver - * to configure module parameters + * pre-process the Bayer RGB data, before writing it to SDRAM. * * TODO: 1) Raw bayer parameter settings and bayer capture * 2) Split module parameter structure to module specific ioctl structs @@ -260,90 +255,6 @@ static void ccdc_setwin(struct v4l2_rect *image_win, dev_dbg(ccdc_cfg.dev, "\nEnd of ccdc_setwin..."); } -static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam) -{ - if (ccdcparam->datasft < CCDC_DATA_NO_SHIFT || - ccdcparam->datasft > CCDC_DATA_SHIFT_6BIT) { - dev_dbg(ccdc_cfg.dev, "Invalid value of data shift\n"); - return -EINVAL; - } - - if (ccdcparam->mfilt1 < CCDC_NO_MEDIAN_FILTER1 || - ccdcparam->mfilt1 > CCDC_MEDIAN_FILTER1) { - dev_dbg(ccdc_cfg.dev, "Invalid value of median filter1\n"); - return -EINVAL; - } - - if (ccdcparam->mfilt2 < CCDC_NO_MEDIAN_FILTER2 || - ccdcparam->mfilt2 > CCDC_MEDIAN_FILTER2) { - dev_dbg(ccdc_cfg.dev, "Invalid value of median filter2\n"); - return -EINVAL; - } - - if ((ccdcparam->med_filt_thres < 0) || - (ccdcparam->med_filt_thres > CCDC_MED_FILT_THRESH)) { - dev_dbg(ccdc_cfg.dev, - "Invalid value of median filter threshold\n"); - return -EINVAL; - } - - if (ccdcparam->data_sz < CCDC_DATA_16BITS || - ccdcparam->data_sz > CCDC_DATA_8BITS) { - dev_dbg(ccdc_cfg.dev, "Invalid value of data size\n"); - return -EINVAL; - } - - if (ccdcparam->alaw.enable) { - if (ccdcparam->alaw.gamma_wd < CCDC_GAMMA_BITS_13_4 || - ccdcparam->alaw.gamma_wd > CCDC_GAMMA_BITS_09_0) { - dev_dbg(ccdc_cfg.dev, "Invalid value of ALAW\n"); - return -EINVAL; - } - } - - if (ccdcparam->blk_clamp.b_clamp_enable) { - if (ccdcparam->blk_clamp.sample_pixel < CCDC_SAMPLE_1PIXELS || - ccdcparam->blk_clamp.sample_pixel > CCDC_SAMPLE_16PIXELS) { - dev_dbg(ccdc_cfg.dev, - "Invalid value of sample pixel\n"); - return -EINVAL; - } - if (ccdcparam->blk_clamp.sample_ln < CCDC_SAMPLE_1LINES || - ccdcparam->blk_clamp.sample_ln > CCDC_SAMPLE_16LINES) { - dev_dbg(ccdc_cfg.dev, - "Invalid value of sample lines\n"); - return -EINVAL; - } - } - return 0; -} - -/* Parameter operations */ -static int ccdc_set_params(void __user *params) -{ - struct ccdc_config_params_raw ccdc_raw_params; - int x; - - /* only raw module parameters can be set through the IOCTL */ - if (ccdc_cfg.if_type != VPFE_RAW_BAYER) - return -EINVAL; - - x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params)); - if (x) { - dev_dbg(ccdc_cfg.dev, "ccdc_set_params: error in copying ccdcparams, %d\n", - x); - return -EFAULT; - } - - if (!validate_ccdc_param(&ccdc_raw_params)) { - memcpy(&ccdc_cfg.bayer.config_params, - &ccdc_raw_params, - sizeof(ccdc_raw_params)); - return 0; - } - return -EINVAL; -} - /* This function will configure CCDC for YCbCr video capture */ static void ccdc_config_ycbcr(void) { @@ -939,7 +850,6 @@ static struct ccdc_hw_device ccdc_hw_dev = { .enable = ccdc_enable, .enable_out_to_sdram = ccdc_enable_output_to_sdram, .set_hw_if_params = ccdc_set_hw_if_params, - .set_params = ccdc_set_params, .configure = ccdc_configure, .set_buftype = ccdc_set_buftype, .get_buftype = ccdc_get_buftype, diff --git a/drivers/media/platform/davinci/dm644x_ccdc.c b/drivers/media/platform/davinci/dm644x_ccdc.c index 740fbc7a8c149172202c082576fdf159b6ba5bc7..3b2d8a9317b8d872c894cfa46defd4006096ac59 100644 --- a/drivers/media/platform/davinci/dm644x_ccdc.c +++ b/drivers/media/platform/davinci/dm644x_ccdc.c @@ -17,13 +17,9 @@ * This module is for configuring CCD controller of DM6446 VPFE to capture * Raw yuv or Bayer RGB data from a decoder. CCDC has several modules * such as Defect Pixel Correction, Color Space Conversion etc to - * pre-process the Raw Bayer RGB data, before writing it to SDRAM. This - * module also allows application to configure individual - * module parameters through VPFE_CMD_S_CCDC_RAW_PARAMS IOCTL. - * To do so, application includes dm644x_ccdc.h and vpfe_capture.h header - * files. The setparams() API is called by vpfe_capture driver - * to configure module parameters. This file is named DM644x so that other - * variants such DM6443 may be supported using the same module. + * pre-process the Raw Bayer RGB data, before writing it to SDRAM. + * This file is named DM644x so that other variants such DM6443 + * may be supported using the same module. * * TODO: Test Raw bayer parameter settings and bayer capture * Split module parameter structure to module specific ioctl structs @@ -216,96 +212,8 @@ static void ccdc_readregs(void) dev_notice(ccdc_cfg.dev, "\nReading 0x%x to VERT_LINES...\n", val); } -static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam) -{ - if (ccdcparam->alaw.enable) { - u8 max_gamma = ccdc_gamma_width_max_bit(ccdcparam->alaw.gamma_wd); - u8 max_data = ccdc_data_size_max_bit(ccdcparam->data_sz); - - if ((ccdcparam->alaw.gamma_wd > CCDC_GAMMA_BITS_09_0) || - (ccdcparam->alaw.gamma_wd < CCDC_GAMMA_BITS_15_6) || - (max_gamma > max_data)) { - dev_dbg(ccdc_cfg.dev, "\nInvalid data line select"); - return -1; - } - } - return 0; -} - -static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params) -{ - struct ccdc_config_params_raw *config_params = - &ccdc_cfg.bayer.config_params; - unsigned int *fpc_virtaddr = NULL; - unsigned int *fpc_physaddr = NULL; - - memcpy(config_params, raw_params, sizeof(*raw_params)); - /* - * allocate memory for fault pixel table and copy the user - * values to the table - */ - if (!config_params->fault_pxl.enable) - return 0; - - fpc_physaddr = (unsigned int *)config_params->fault_pxl.fpc_table_addr; - fpc_virtaddr = (unsigned int *)phys_to_virt( - (unsigned long)fpc_physaddr); - /* - * Allocate memory for FPC table if current - * FPC table buffer is not big enough to - * accommodate FPC Number requested - */ - if (raw_params->fault_pxl.fp_num != config_params->fault_pxl.fp_num) { - if (fpc_physaddr != NULL) { - free_pages((unsigned long)fpc_virtaddr, - get_order - (config_params->fault_pxl.fp_num * - FP_NUM_BYTES)); - } - - /* Allocate memory for FPC table */ - fpc_virtaddr = - (unsigned int *)__get_free_pages(GFP_KERNEL | GFP_DMA, - get_order(raw_params-> - fault_pxl.fp_num * - FP_NUM_BYTES)); - - if (fpc_virtaddr == NULL) { - dev_dbg(ccdc_cfg.dev, - "\nUnable to allocate memory for FPC"); - return -EFAULT; - } - fpc_physaddr = - (unsigned int *)virt_to_phys((void *)fpc_virtaddr); - } - - /* Copy number of fault pixels and FPC table */ - config_params->fault_pxl.fp_num = raw_params->fault_pxl.fp_num; - if (copy_from_user(fpc_virtaddr, - (void __user *)raw_params->fault_pxl.fpc_table_addr, - config_params->fault_pxl.fp_num * FP_NUM_BYTES)) { - dev_dbg(ccdc_cfg.dev, "\n copy_from_user failed"); - return -EFAULT; - } - config_params->fault_pxl.fpc_table_addr = (unsigned long)fpc_physaddr; - return 0; -} - static int ccdc_close(struct device *dev) { - struct ccdc_config_params_raw *config_params = - &ccdc_cfg.bayer.config_params; - unsigned int *fpc_physaddr = NULL, *fpc_virtaddr = NULL; - - fpc_physaddr = (unsigned int *)config_params->fault_pxl.fpc_table_addr; - - if (fpc_physaddr != NULL) { - fpc_virtaddr = (unsigned int *) - phys_to_virt((unsigned long)fpc_physaddr); - free_pages((unsigned long)fpc_virtaddr, - get_order(config_params->fault_pxl.fp_num * - FP_NUM_BYTES)); - } return 0; } @@ -339,29 +247,6 @@ static void ccdc_sbl_reset(void) vpss_clear_wbl_overflow(VPSS_PCR_CCDC_WBL_O); } -/* Parameter operations */ -static int ccdc_set_params(void __user *params) -{ - struct ccdc_config_params_raw ccdc_raw_params; - int x; - - if (ccdc_cfg.if_type != VPFE_RAW_BAYER) - return -EINVAL; - - x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params)); - if (x) { - dev_dbg(ccdc_cfg.dev, "ccdc_set_params: error in copyingccdc params, %d\n", - x); - return -EFAULT; - } - - if (!validate_ccdc_param(&ccdc_raw_params)) { - if (!ccdc_update_raw_params(&ccdc_raw_params)) - return 0; - } - return -EINVAL; -} - /* * ccdc_config_ycbcr() * This function will configure CCDC for YCbCr video capture @@ -489,32 +374,6 @@ static void ccdc_config_black_compense(struct ccdc_black_compensation *bcomp) regw(val, CCDC_BLKCMP); } -static void ccdc_config_fpc(struct ccdc_fault_pixel *fpc) -{ - u32 val; - - /* Initially disable FPC */ - val = CCDC_FPC_DISABLE; - regw(val, CCDC_FPC); - - if (!fpc->enable) - return; - - /* Configure Fault pixel if needed */ - regw(fpc->fpc_table_addr, CCDC_FPC_ADDR); - dev_dbg(ccdc_cfg.dev, "\nWriting 0x%lx to FPC_ADDR...\n", - (fpc->fpc_table_addr)); - /* Write the FPC params with FPC disable */ - val = fpc->fp_num & CCDC_FPC_FPC_NUM_MASK; - regw(val, CCDC_FPC); - - dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC...\n", val); - /* read the FPC register */ - val = regr(CCDC_FPC) | CCDC_FPC_ENABLE; - regw(val, CCDC_FPC); - dev_dbg(ccdc_cfg.dev, "\nWriting 0x%x to FPC...\n", val); -} - /* * ccdc_config_raw() * This function will configure CCDC for Raw capture mode @@ -569,9 +428,6 @@ static void ccdc_config_raw(void) /* Configure Black level compensation */ ccdc_config_black_compense(&config_params->blk_comp); - /* Configure Fault Pixel Correction */ - ccdc_config_fpc(&config_params->fault_pxl); - /* If data size is 8 bit then pack the data */ if ((config_params->data_sz == CCDC_DATA_8BITS) || config_params->alaw.enable) @@ -929,7 +785,6 @@ static struct ccdc_hw_device ccdc_hw_dev = { .reset = ccdc_sbl_reset, .enable = ccdc_enable, .set_hw_if_params = ccdc_set_hw_if_params, - .set_params = ccdc_set_params, .configure = ccdc_configure, .set_buftype = ccdc_set_buftype, .get_buftype = ccdc_get_buftype, diff --git a/drivers/media/platform/davinci/vpfe_capture.c b/drivers/media/platform/davinci/vpfe_capture.c index e3fe3e0635aa87806abf4b15e4ba83264ec8b557..b1bf4a7e8eb7a846cb11b1d65a9d40f7d6a29267 100644 --- a/drivers/media/platform/davinci/vpfe_capture.c +++ b/drivers/media/platform/davinci/vpfe_capture.c @@ -280,45 +280,6 @@ void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev) } EXPORT_SYMBOL(vpfe_unregister_ccdc_device); -/* - * vpfe_get_ccdc_image_format - Get image parameters based on CCDC settings - */ -static int vpfe_get_ccdc_image_format(struct vpfe_device *vpfe_dev, - struct v4l2_format *f) -{ - struct v4l2_rect image_win; - enum ccdc_buftype buf_type; - enum ccdc_frmfmt frm_fmt; - - memset(f, 0, sizeof(*f)); - f->type = V4L2_BUF_TYPE_VIDEO_OUTPUT; - ccdc_dev->hw_ops.get_image_window(&image_win); - f->fmt.pix.width = image_win.width; - f->fmt.pix.height = image_win.height; - f->fmt.pix.bytesperline = ccdc_dev->hw_ops.get_line_length(); - f->fmt.pix.sizeimage = f->fmt.pix.bytesperline * - f->fmt.pix.height; - buf_type = ccdc_dev->hw_ops.get_buftype(); - f->fmt.pix.pixelformat = ccdc_dev->hw_ops.get_pixel_format(); - frm_fmt = ccdc_dev->hw_ops.get_frame_format(); - if (frm_fmt == CCDC_FRMFMT_PROGRESSIVE) - f->fmt.pix.field = V4L2_FIELD_NONE; - else if (frm_fmt == CCDC_FRMFMT_INTERLACED) { - if (buf_type == CCDC_BUFTYPE_FLD_INTERLEAVED) - f->fmt.pix.field = V4L2_FIELD_INTERLACED; - else if (buf_type == CCDC_BUFTYPE_FLD_SEPARATED) - f->fmt.pix.field = V4L2_FIELD_SEQ_TB; - else { - v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf_type\n"); - return -EINVAL; - } - } else { - v4l2_err(&vpfe_dev->v4l2_dev, "Invalid frm_fmt\n"); - return -EINVAL; - } - return 0; -} - /* * vpfe_config_ccdc_image_format() * For a pix format, configure ccdc to setup the capture @@ -1697,59 +1658,6 @@ static int vpfe_s_selection(struct file *file, void *priv, return ret; } - -static long vpfe_param_handler(struct file *file, void *priv, - bool valid_prio, unsigned int cmd, void *param) -{ - struct vpfe_device *vpfe_dev = video_drvdata(file); - int ret; - - v4l2_dbg(2, debug, &vpfe_dev->v4l2_dev, "vpfe_param_handler\n"); - - if (vpfe_dev->started) { - /* only allowed if streaming is not started */ - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "device already started\n"); - return -EBUSY; - } - - ret = mutex_lock_interruptible(&vpfe_dev->lock); - if (ret) - return ret; - - switch (cmd) { - case VPFE_CMD_S_CCDC_RAW_PARAMS: - v4l2_warn(&vpfe_dev->v4l2_dev, - "VPFE_CMD_S_CCDC_RAW_PARAMS: experimental ioctl\n"); - if (ccdc_dev->hw_ops.set_params) { - ret = ccdc_dev->hw_ops.set_params(param); - if (ret) { - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "Error setting parameters in CCDC\n"); - goto unlock_out; - } - ret = vpfe_get_ccdc_image_format(vpfe_dev, - &vpfe_dev->fmt); - if (ret < 0) { - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "Invalid image format at CCDC\n"); - goto unlock_out; - } - } else { - ret = -EINVAL; - v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, - "VPFE_CMD_S_CCDC_RAW_PARAMS not supported\n"); - } - break; - default: - ret = -ENOTTY; - } -unlock_out: - mutex_unlock(&vpfe_dev->lock); - return ret; -} - - /* vpfe capture ioctl operations */ static const struct v4l2_ioctl_ops vpfe_ioctl_ops = { .vidioc_querycap = vpfe_querycap, @@ -1772,7 +1680,6 @@ static const struct v4l2_ioctl_ops vpfe_ioctl_ops = { .vidioc_cropcap = vpfe_cropcap, .vidioc_g_selection = vpfe_g_selection, .vidioc_s_selection = vpfe_s_selection, - .vidioc_default = vpfe_param_handler, }; static struct vpfe_device *vpfe_initialize(void) diff --git a/drivers/media/platform/davinci/vpif_capture.c b/drivers/media/platform/davinci/vpif_capture.c index d78580f9e431f669797ce816a928f579cb956793..4be6554c56c5245fc75eb99c22ba2be9d386a33f 100644 --- a/drivers/media/platform/davinci/vpif_capture.c +++ b/drivers/media/platform/davinci/vpif_capture.c @@ -1719,7 +1719,6 @@ static __init int vpif_probe(struct platform_device *pdev) */ static int vpif_remove(struct platform_device *device) { - struct common_obj *common; struct channel_obj *ch; int i; @@ -1730,7 +1729,6 @@ static int vpif_remove(struct platform_device *device) for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) { /* Get the pointer to the channel object */ ch = vpif_obj.dev[i]; - common = &ch->common[VPIF_VIDEO_INDEX]; /* Unregister video device */ video_unregister_device(&ch->video_dev); kfree(vpif_obj.dev[i]); diff --git a/drivers/media/platform/davinci/vpif_display.c b/drivers/media/platform/davinci/vpif_display.c index b5ac6ce626b3c664ab7ac9b1852ac327c6663721..bf982bf86542accce57aa97efad2edaeb634e832 100644 --- a/drivers/media/platform/davinci/vpif_display.c +++ b/drivers/media/platform/davinci/vpif_display.c @@ -1339,7 +1339,6 @@ static __init int vpif_probe(struct platform_device *pdev) */ static int vpif_remove(struct platform_device *device) { - struct common_obj *common; struct channel_obj *ch; int i; @@ -1350,7 +1349,6 @@ static int vpif_remove(struct platform_device *device) for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++) { /* Get the pointer to the channel object */ ch = vpif_obj.dev[i]; - common = &ch->common[VPIF_VIDEO_INDEX]; /* Unregister video device */ video_unregister_device(&ch->video_dev); kfree(vpif_obj.dev[i]); diff --git a/drivers/media/platform/omap/omap_vout_vrfb.c b/drivers/media/platform/omap/omap_vout_vrfb.c index 92c4e18263566888abd32837f656e4fe7105fbf7..45a553d4f5b2fb6d27c6e0e0efc2eb8c1edade39 100644 --- a/drivers/media/platform/omap/omap_vout_vrfb.c +++ b/drivers/media/platform/omap/omap_vout_vrfb.c @@ -16,7 +16,6 @@ #include #include -#include #include