- 08 5月, 2012 3 次提交
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由 Greg Kroah-Hartman 提交于
This is now set by the usb-serial core, no need for the driver to individually set it. Thanks to Alan Stern for the idea to get rid of it. Cc: William Greathouse <wgreathouse@smva.com> Cc: Matthias Bruestle and Harald Welte <support@reiner-sct.com> Cc: Lonnie Mendez <dignome@gmail.com> Cc: Peter Berger <pberger@brimson.com> Cc: Al Borchers <alborchers@steinerpoint.com> Cc: Gary Brubaker <xavyer@ix.netcom.com> Cc: Oliver Neukum <oliver@neukum.name> Cc: Matthias Urlichs <smurf@smurf.noris.de> Cc: Support Department <support@connecttech.com> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Alan Stern <stern@rowland.harvard.edu> Cc: Mauro Carvalho Chehab <mchehab@redhat.com> Cc: Kautuk Consul <consul.kautuk@gmail.com> Cc: Bill Pemberton <wfp5p@virginia.edu> Cc: Paul Gortmaker <paul.gortmaker@windriver.com> Cc: Bart Hartgers <bart.hartgers@gmail.com> Cc: Johan Hovold <jhovold@gmail.com> Cc: Preston Fick <preston.fick@silabs.com> Cc: Uwe Bonnes <bon@elektron.ikp.physik.tu-darmstadt.de> Cc: Simon Arlott <simon@fire.lp0.eu> Cc: Andrew Worsley <amworsley@gmail.com> Cc: "Michał Wróbel" <michal.wrobel@flytronic.pl> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Eric Dumazet <eric.dumazet@gmail.com> Cc: "Eric W. Biederman" <ebiederm@xmission.com> Cc: Felipe Balbi <balbi@ti.com> Cc: Aleksey Babahin <tamerlan311@gmail.com> Cc: Dan Carpenter <error27@gmail.com> Cc: Jiri Kosina <jkosina@suse.cz> Cc: Donald Lee <donald@asix.com.tw> Cc: Julia Lawall <julia@diku.dk> Cc: Michal Sroczynski <msroczyn@gmail.com> Cc: Wang YanQing <Udknight@gmail.com> Cc: Dan Williams <dcbw@redhat.com> Cc: Thomas Tuttle <ttuttle@chromium.org> Cc: Rigbert Hamisch <rigbert@gmx.de> Cc: "Rafael J. Wysocki" <rjw@sisk.pl> Cc: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Cc: Jesper Juhl <jj@chaosbits.net> Cc: Adhir Ramjiawan <adhirramjiawan0@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Alan Stern 提交于
This patch (as1551) cleans up the PM-related entries in the usb_driver structures of the various USB serial driver modules. Those entries are now filled in by the usb-serial core during driver registration, so they don't need to be initialized explicitly in the source code. The same is true of the one remaining no_dynamic_id entry. reset_resume remains a small problem, because the serial core doesn't support it. The patch ignores these entries. Signed-off-by: NAlan Stern <stern@rowland.harvard.edu> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Alan Stern 提交于
This patch (as1550) fixes a bug in the usb-serial core that affects the ftdi_sio driver and most likely others as well. The core implements suspend and resume routines, but it doesn't store pointers to those routines in the usb_driver structures that it registers, even though it does set those drivers' supports_autosuspend flag. The end result is that when one of these devices is autosuspended, we try to call through a NULL pointer. The patch fixes the problem by setting the suspend and resume method pointers to the appropriate routines in the USB serial core, along with the supports_autosuspend field, in each driver as it is registered. This should be back-ported to all the stable kernels that have the new usb_serial_register_drivers() interface. Signed-off-by: NAlan Stern <stern@rowland.harvard.edu> Reported-and-tested-by: NFrank Schäfer <schaefer.frank@gmx.net> Cc: stable <stable@vger.kernel.org> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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- 05 5月, 2012 21 次提交
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由 Lin Ming 提交于
Before this patch, ACPI_STATE_D3 incorrectly referenced D3hot in some places, but D3cold in other places. After this patch, ACPI_STATE_D3 always means ACPI_STATE_D3_COLD; and all references to D3hot use ACPI_STATE_D3_HOT. ACPI's _PR3 method is used to enter both D3hot and D3cold states. What distinguishes D3hot from D3cold is the presence _PR3 (Power Resources for D3hot) If these resources are all ON, then the state is D3hot. If _PR3 is not present, or all _PR0 resources for the devices are OFF, then the state is D3cold. This patch applies after Linux-3.4-rc1. A future syntax cleanup may remove ACPI_STATE_D3 to emphasize that it always means ACPI_STATE_D3_COLD. Signed-off-by: NLin Ming <ming.m.lin@intel.com> Acked-by: NRafael J. Wysocki <rjw@sisk.pl> Reviewed-by: NAaron Lu <aaron.lu@amd.com> Signed-off-by: NLen Brown <len.brown@intel.com>
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由 Russ Dill 提交于
'ARM: OMAP3: USB: Fix the EHCI ULPI PHY reset issue' (1fcb57d0) created a regression with Beagleboard xM if booting the kernel after running 'usb start' under u-boot. Finishing the reset before calling 'usb_add_hcd' fixes the regression. This is most likely due to usb_add_hcd calling the driver's reset and init functions which expect the hardware to be up and running. Signed-off-by: NRuss Dill <Russ.Dill@ti.com> Acked-by: NFelipe Balbi <balbi@ti.com> Cc: stable <stable@vger.kernel.org> [3.4] Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
dbg() was used a lot a long time ago to trace code flow. Now that we have ftrace, this isn't needed at all, so remove these calls. CC: Bill Pemberton <wfp5p@virginia.edu> CC: Rusty Russell <rusty@rustcorp.com.au> CC: Alan Stern <stern@rowland.harvard.edu> CC: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
dbg() was used a lot a long time ago to trace code flow. Now that we have ftrace, this isn't needed at all, so remove these calls. CC: Rusty Russell <rusty@rustcorp.com.au> CC: Alan Stern <stern@rowland.harvard.edu> CC: Mauro Carvalho Chehab <mchehab@redhat.com> CC: Kautuk Consul <consul.kautuk@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
I previously cleaned up the err() call usage in this driver, but it really was calling this macro instead. To remove future confusion, just delete this unused macro now. Ideally, the warn() and info() macros should also be removed, and the "real" dev_warn() and dev_info() calls should be used instead. Reported-by: NPaul Gortmaker <paul.gortmaker@windriver.com> Cc: Felipe Balbi <balbi@ti.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
My last patch fixing up the dev_* messages caused a compiler warning accidentally for an unused variable. Fix this up, as it was my fault. Cc: Alessandro Rubini <rubini@ipvvis.unipv.it> Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> CC: Henrik Rydberg <rydberg@euromail.se> CC: Rusty Russell <rusty@rustcorp.com.au> CC: Viresh Kumar <viresh.kumar@st.com> CC: Armando Visconti <armando.visconti@st.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> CC: Ping Cheng <pingc@wacom.com> CC: Chris Bagwell <chris@cnpbagwell.com> CC: Eduard Hasenleithner <eduard@hasenleithner.at> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> CC: Jesper Juhl <jj@chaosbits.net> CC: JJ Ding <dgdunix@gmail.com> CC: Edwin van Vliet <edwin@cheatah.nl> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Henrik Rydberg <rydberg@euromail.se> CC: Alessandro Rubini <rubini@ipvvis.unipv.it> CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Alessandro Rubini <rubini@ipvvis.unipv.it> CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Henk Vergonet <Henk.Vergonet@gmail.com> CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> CC: Axel Lin <axel.lin@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. CC: Dmitry Torokhov <dmitry.torokhov@gmail.com> CC: "Magnus Hörlin" <magnus@alefors.se> CC: Rusty Russell <rusty@rustcorp.com.au> CC: Mauro Carvalho Chehab <mchehab@redhat.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Greg Kroah-Hartman 提交于
Previously I had made the struct device point to the input device, but after talking with Dmitry, he said that the USB device would make more sense for this driver to point to. So converted it to use that instead. Cc: Dmitry Torokhov <dmitry.torokhov@gmail.com> Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>
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由 Yong Wang 提交于
So that the power button still wakes up the platform. Signed-off-by: NPierre Tardy <pierre.tardy@intel.com> Link: http://lkml.kernel.org/r/20120504210244.F2EA5A018B@akpm.mtv.corp.google.comTested-by: NKangkai Yin <kangkai.yin@intel.com> Tested-by: NYong Wang <yong.y.wang@intel.com> Signed-off-by: NKirill A. Shutemov <kirill.shutemov@linux.intel.com> Signed-off-by: NAlan Cox <alan@linux.intel.com> Cc: Matthew Garrett <mjg@redhat.com> Signed-off-by: NAndrew Morton <akpm@linux-foundation.org> Signed-off-by: NH. Peter Anvin <hpa@zytor.com>
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- 04 5月, 2012 16 次提交
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由 Lukasz Majewski 提交于
Missing handler for freeing requested IRQ added. Moreover clk_ calls has been reorganized. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
This commit adjust the s3c-hsotg to new clock API. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
This code removes the S3C_ prefix from s3c-hsotg driver. This change provides more architecture independent code. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
Add release function to prevent kernel warning. Kfree is performed when all references are gone. Signed-off-by: NSangwook Lee <sangwook.lee@linaro.org> Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
The our_hsotg global pointer to hsotg USB device state is removed. It has been replaced with to_hsotg(gadget) function. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
Refactor all comments to comply with kernel codding style. Moreover doxygen descriptions have been added for selected functions. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
Replace of deprecated start and stop callbacks with a udc_start and udc_stop ones. Now the bind from composite driver is NOT called explicitly, so more work needs to be done at s3c_udc_probe. Especially enabling SoC clocks and power for runtime determination of EP number. After probing, those sources are disabled and enabled again at udc_start and pullup afterwards. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NSangwook Lee <sangwook.lee@linaro.org> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
This commit adds support for determining of EPs number during run time. Configuration is read from a HW configuration register in a specially created s3c_hsotg_hw_cfg function. Moreover it was necessary to defer at probe allocation of the struct s3c_hsotg_ep instances until number of endpoints is known. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
This code allows Samsung SoC's to recover its state when device is disconnected and connected during transfer. It is necessary, in such a scenario, to reinitialize the USB core to assure correct initial state of the driver. This operation is needed since the disconnect interrupt is only available at HOST mode, which is not supported by this driver. A simple mechanism with jiffies has been used to perform core reset only once. Tested with: - DFU gadget (various size of the sent data - also packet = MPS) - Ethernet gadget (CDC and RNDIS) - Multi Function Gadget (g_multi) HW: - Samsung's C210 Universal rev.0 Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
The s3c_hsotg_disconnect_irq function has been renamed to reflect, that it can be used not only during the host disconnect irq. The s3c_hsotg_disconnect shall be used as a fall back for scenario when USB cable is unplugged and plugged to the device. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
The USB Disconnect Interrupt handler, according to specification, is only working at HOST mode. Samsung SoCs (e.g. Exynos4) are working at device mode, so this interrupt is never caught. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
The s3c_hsotg_core_init function has been added to exclude code responsible for Samsung's SoCs USB core initialization. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
This commit targets following scenarios for IN requests: 1. HOST requests e.g. 256B (which is a multiple of MPS = 64B). Then NO ZLP shall be sent, since host expects exact number of bytes. 2. HOST requested 4096B, but our data for sending is 256B. In this situation ZLP shall be send to tell HOST that no more data is available and it shall not wait for more data. This prevents HOST from hanging. Tested with: - DFU gadget (various size of the sent data - also packet = MPS) - Ethernet gadget (CDC and RNDIS) - Multi Function Gadget (g_multi) HW: - Samsung's C210 Universal rev.0 - Samsung's C110 GONI Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
For SETUP stage of USB control transmission, the NAK shall NOT be CLEAR. The SNAK/CNAK control is crucial for this type of driver, since data arrives to earlier defined requests. Tested with: - DFU gadget (various size of the sent data - also packet = MPS) - Ethernet gadget (CDC and RNDIS) - Multi Function Gadget (g_multi) HW: - Samsung's C210 Universal rev.0 Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
This commit adds support for supply voltage management for s3c-hsotg IP block. For that purpose a convenient regulator_bulk_* functions have been used. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Cc: Mark Brown <broonie@opensource.wolfsonmicro.com> Cc: Liam Girdwood <lrg@ti.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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由 Lukasz Majewski 提交于
Wrappers for PHY methods have been added for readability and reduction of code repetition. Signed-off-by: NLukasz Majewski <l.majewski@samsung.com> Signed-off-by: NKyungmin Park <kyungmin.park@samsung.com> Signed-off-by: NFelipe Balbi <balbi@ti.com>
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