When the data rates change, we get BSS_CHANGED_BASIC_RATES.  At this
point, we should update all the templates to match the new rates.  We
were changing some of the templates, but the beacon and the probe
response templates were missing.

[Remove redundant min_rate variable - Arik]
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

There are some problems with MCS_13 in PG 1.0 hardware.  So we disable
it when PG 1.0 is detected.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

We can do get the HW information and identify the chip already at
probe time.  This makes it easier to mangle with the parameters during
identify chip before registering the hardware with mac80211.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Like HDK, COM8 uses 0x06 for the low_band_component_type as well.
Hardcode the value for COM8 until this configuration can be done in
the external configuration binary (to be implemented).
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

When allocating the fw_status structure, the space for the
lower-driver private area was missing.  This was causing an illegal
write outside the allocated area, which was causing random oopses
around the kernel.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Since the most common board we're using now is an HDK board, change
the default board_type to hdk.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

We were changing the low_band_component_type in the private
configuration structure before copying the default values to it, so
the change was overwritten and only took effect after HW recovery.
Reported-by: NDror Erez <drorer@ti.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

In some cases we may want to dump all the SDIO data in order to get
detailed information for debugging the communication with the
firmware.

Add printks to dump the data and a module parameter to enable/disable
it.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

In wl18xx we don't have an NVS yet, so we need to control whether 11a
is supported with a module parameter for now.  11a support is enabled
by default and can be changed by setting enable_11a to false when
loading the module.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Add the get_mac operation in order to fetch the BD_ADDR from fuse ROM,
so that we can derive the WLAN MAC addresses from it.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

The number of RX packet descriptors may vary from chip to chip and
in different firmware versions.  Unfortunately, the array that
contains the actual descriptors is in the middle of the fw_status
structure.  To manage this, we split the struct into two so we can
calculate the offset of what comes after the array and access the last
elements more easily.

[Changed the STATUS_LEN macro to be placement agnostic - Arik]
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Add a new module parameter to disable TCP checksum offload.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

We need to specify the number of 2.4GHz and 5GHz antennas and whether
the board has an internal or external DC2DC.  Add some module
parameters that allow changing that.

In the future this will come from the "NVS" file.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Currently, all HDK boards use low_band_component_type 0x06.  In the
future this may change, but for now, we hardcode this value when the
board_type is set to HDK.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Add the correct FW name for PLT (which is the same as the normal
firmware) and implement the plt_init operation.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

PLT mode needs to be initialized differently for each chip.  This
patch adds an operation to init PLT and moves the existing PLT
initialization into the wl12xx driver.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Add more board types and remove a now unneeded write to SCR_PAD2 setting
the board type.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

In this chip family the NVS file should not be uploaded to FW. In fact,
we encounter strange bugs (sdio errors) when trying to upload it with
certain parameters.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

This ensures the index is 0 on FW recovery and prevents spurious error
prints - "WARNING illegal id in tx completion".
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Only wl127x chips use the rx_mem_pool_addr values, which need to be
given to the firmware as part of the RX path.  Move this from core to
the wl12xx driver.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Read the HW PG version of the 18xx chip from FUSE.

Based on an earlier patch by Luciano Coelho <coelho@ti.com>.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Only wl12xx needs to get the ref_clock anc tcxo_clock values from the
platform data.  Move these elements from the wl1271 structure to
wl12xx's private data.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

The wl12xx.h file now contains mostly definitions that are internal to
wlcore.  Still, some things need to me moved to the public header, so
for now we keep including it in wlcore.h.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Instead of using hardcoded values for a single frequency, we need to
read the frequency and use the appropriate values for it in the top
initialization.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Currently (Fw .67) appears to do more harm than good.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Define the FW pc in the 18xx register translation table. This specific
register is only valid in the boot partition, so change the momentarily
change partitions. This doesn't damage 12xx cards, where the FW pc is
accessible via boot partition as well.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

The firmware uses the SCR_PAD2 register to read the board type passed
from the driver.  The values don't match the ones used in the mac and
phy configuration, so we need to map them before writing.  This commit
adds a translation table that is used when writing the board type to
SCR_PAD2.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Different board types (ie. FPGA, HDK and DVP/EVB) require slightly
different init configuration options.  Since we cannot probe the type
of board from the actual hardware, we need to pass it as an option
during module load.

This patch adds a module parameters that accepts the 3 different board
types, with DVP/EVB as the default, and uses this value where needed.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Set an alternate HT cap allowing MIMO rates (but only 20mhz) channels,
when the module is loaded with ht_mode=mimo.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Define the default HT capabilities of the 18xx chip family - these include
support for wide-channel.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Add a HW op to add extra enabled rates for AP-mode data-rates. Since
the rates might depend on channel properties, reconfigure AP-mode rates
when these change.

Implement the HW op for the 18xx family, where MIMO or wide-chan rates
can be added.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Parse the peer ht_cap element containing MCS8-MCS15 rates and pass it
to the FW. Rates unsupported by the HW will be sanitized by mac80211
before reaching us.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Enable wide-chan or MIMO rates when appropriate.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Translate the NL80211 channel type to a FW-specific channel type and send
it to the FW as part of the role-start command. For wl12xx this has no
effect - this element is treated as padding.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Track the current 802.11 channel type, defaulting to a NO_HT channel.
Update the channel type element when changed by mac80211.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Now wlcore requires the lower drivers to set the correct
configuration.  Move the existing private configuration to the proper
place and add all generic configuration parameters.

The important changes are in Tx interrupt pacing and Rx BA window size.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Some chip families can checksum certain classes of Rx packets in FW.
Implement the Rx-checksum feature as a HW-op. For the 18xx chip-family,
set Rx-checsum according to indication from FW.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Some chip families are capable of checksumming certain classes of Tx
packets in HW. Indicate this fact in the netdev features and perform the
HW checksum by protocol type for the 18xx family.

Fix the location of the skb network header when we move it so we can
rely on it when setting the checksum.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>

Add wl18xx-specific HW initialization operation and create acx.[ch]
files to support that.
Signed-off-by: NLuciano Coelho <coelho@ti.com>
Signed-off-by: NArik Nemtsov <arik@wizery.com>

Implement immediate Tx completion for the 18xx family. Move 18xx
specific Tx code to new tx.c/h files and create helper header files
for definitions.
Signed-off-by: NArik Nemtsov <arik@wizery.com>
Signed-off-by: NLuciano Coelho <coelho@ti.com>