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Commit Graph

310509 Commits

Author SHA1 Message Date
Eliad Peller
1ab0f21262 wlcore: use the original elp time in forced_ps mode
The dynamic PS timeout is meaningless in forced PS mode.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 17:16:08 +03:00
Arik Nemtsov
d35dc739f6 wlcore: fix sparse warnings related to static functions
The "static" modifier was mistakenly forgotten for some functions.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 17:16:08 +03:00
Luciano Coelho
b5d6d9b28c wlcore/wl12xx/wl18xx: don't use TX align quirk for wl127x
Commit 4afc37 (wlcore: reorder identify_chip and get_hw_info) broke
support for wl127x chips.

When we moved the identify_chip operation to an earlier stage (ie. to
the probe function), we broke wl127x support because during HW init we
would set the WLCORE_QUIRK_TX_BLOCKSIZE_ALIGN.

To avoid this, set this quirk in the identify_chip operations and only
force it to be unset if the bus module doesn't support it.  We were
doing the opposite and setting the flag if the bus module supports it.

Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 16:07:16 +03:00
Assaf Azulay
3d62eb5a7e wl18xx: change default tcp_checksum to false
as tcp check sum is going to be removed from firmware, and as
there is a problem with getting dns in security when checksum is
enabled, it was decided to disable it by default.
for none security modes it can be enabled by module paramenter.

Signed-off-by: Assaf Azulay <assaf@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 15:59:41 +03:00
Luciano Coelho
c5d94169e8 wl18xx: use new fw stats structures
Some of the structures were updated, other structures had a few
missing values and a few new ones were added.  Change the driver
structs accordingly.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:59:10 +03:00
Luciano Coelho
3507efa084 wl18xx: increase tx_ba_win_size to 64
Now the firmware can support TX block ack sessions with 64 frames.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:59:06 +03:00
Luciano Coelho
5a7589be34 wlcore: increase aggregation buffer size by one page
With 4 pages (16Kb), we can't fit 10 frames in the aggregation buffer
during iperf.  This is the optimal for the firmware.  Thus, increase
the buffer size by one page.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:59:02 +03:00
Luciano Coelho
ad62d81a9e wlcore/wl12xx/wl18xx: move lower driver debugfs to a subdir
Instead of adding more files from the lower drivers into the same
directory in debugfs as wlcore, we now add a subdirectory for the
lower driver.  This makes things a bit easier, because we can quickly
see where the debugfs entry is implemented and what is specific to the
lower driver.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:59 +03:00
Luciano Coelho
7b03c306da wl18xx: export pwr_limit_reference_11_abg value as a module parameter
Yet another temporary module parameter requested by the firmware team.
This will be replaced by the conf binary.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:54 +03:00
Luciano Coelho
858403ab44 wl18xx: export low/high band component values as module params
We use hardcoded values for the different board types.  In some cases
we may need to override the defaults, so export the values as module
params.  If not defined, the defaults for the specified board type
will be used.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:51 +03:00
Luciano Coelho
5add82edd1 wl18xx: add power limit reference value to mac_and_phy settings
With more recent PHY firmware versions (>8.1.0.0.116), we need to use
the correct value for the pwr_limit_reference_11_abg parameter when
setting the mac_and_phy options.

For now we use a hardcoded 0xc8 as the value.  This will be moved to
the configuration binary when it gets implemented.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:46 +03:00
Luciano Coelho
8334271882 wl18xx: add module parameter to force SISO 20MHz
In some cases it may be useful to force narrow-band SISO channels.
Add a new value to the ht_mode module parameter to force the device to
operate in SISO 20MHz.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:42 +03:00
Luciano Coelho
60462b4885 wlcore: use proper values for supported local rates
We were setting all the rates bits when starting the AP role.  Instead
of doing this, we should set only the rates we really support
(eg. MIMO rates or wide-channel rates).  This commit changes that so
that we always use the default rates (basic rates + MCS0-7) and add
the values returned by the ap_get_mimo_wide_rate_mask operation.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:36 +03:00
Luciano Coelho
174a73034c wl18xx: don't use MIMO when ht_mode is set to wide
If the wl18xx module is loaded with ht_mode=wide (the default), we
shouldn't use MIMO rates when the channel type is not HT40.  Fix this
by checking the ht_mode before deciding which rates to used.
Additionally, set the ht_mode parameter explicitly to "wide" as the
default.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:32 +03:00
Luciano Coelho
06bba80e71 wlcore: print the interrupt status when recovery is triggered
In some cases it may be useful for debugging to check what is the
status of the interrupt register when a hardware recovery happens.
Print the contents of REG_INTERRUPT_NO_CLEAR (aka. HINT_STS_RAW) when
recovery starts.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:28 +03:00
Luciano Coelho
283e8c425f wl18xx: print the PHY firmware version from the private static data
The wl18xx firmware writes the PHY firmware version in the static
data.  Add an operation to parse the static data and print the PHY
firmware version when booting.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:24 +03:00
Luciano Coelho
7140df6e51 wlcore: create private static_data area and add operation to parse it
The wl18xx firmware has more information in the static_data than
wl12xx.  To be able to parse that in an abstracted way, this patch
adds a priv area to the static data struct and an operation that
allows the lower driver to parse it if necessary.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:20 +03:00
Luciano Coelho
8c0ea1021c wl18xx: implement fw status debugfs entries
Implement the operations that are necessary to fetch the
wl18xx-specific FW statistics and export them in debugfs.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:16 +03:00
Luciano Coelho
10b1e8a27a wl12xx: implement fw status debugfs entries
Implement the operations that are necessary to fetch the
wl12xx-specific FW statistics.  Re-add some of the code removed from
wlcore.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:12 +03:00
Luciano Coelho
bcca1bbdd4 wlcore: add debugfs macro to help print fw statistics arrays
Add a macro to make it easy to print arrays from the FW statistics
array in debugfs.  At the same time, increase the buffer size so
arrays fit more easily.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:08 +03:00
Luciano Coelho
4987257c30 wlcore: abstract debugfs fw_stats to be handled by the lower drivers
The FW statistics differ from hardware to hardware.  This commit
prepares for hardware-specific implementation of the FW statistics
debugfs entries.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:58:02 +03:00
Luciano Coelho
15e05bc059 wlcore: use all AP basic rates as default
Sometimes we get a BSS_CHANGED_BEACON_ENABLED event before the basic
rates have been properly set.  To avoid problems with the firmware not
expecting to receive frames at rates that are not set during
CMD_START_ROLE, we now start with all basic rates by default.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:58 +03:00
Luciano Coelho
62c2e579e0 wlcore: update beacon and probe_resp templates when rates change
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:50 +03:00
Luciano Coelho
7ae25da396 wl18xx: disable MCS_13 for wl18xx PG 1.0
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:45 +03:00
Luciano Coelho
4afc37a0c1 wlcore: reorder identify_chip and get_hw_info
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:41 +03:00
Luciano Coelho
73d8a42464 wl18xx: change low_band_component_type value for COM8
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:36 +03:00
Luciano Coelho
4f64a1e93f wlcore: add space for private area when allocating fw_status
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:32 +03:00
Luciano Coelho
4b9d2365d5 wl18xx: changed default board_type to HDK
Since the most common board we're using now is an HDK board, change
the default board_type to hdk.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:27 +03:00
Luciano Coelho
776f030aa0 wl18xx: copy the default configuration before checking the board_type
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: Dror Erez <drorer@ti.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:20 +03:00
Luciano Coelho
df472894ab wlcore: add module parameter to dump SDIO reads and writes
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:15 +03:00
Luciano Coelho
1ddbc7d4c7 wl18xx: add a module parameter to control 11a support
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:11 +03:00
Luciano Coelho
a5114d9c0d wl18xx: derive the MAC address from the BD_ADDR in fuse ROM
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:57:06 +03:00
Arik Nemtsov
0afd04e5e5 wlcore/wl12xx/18xx: split fw_status struct into two
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:58 +03:00
Luciano Coelho
102165c6d2 wl18xx: add module parameter to disable TCP checksum
Add a new module parameter to disable TCP checksum offload.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:53 +03:00
Luciano Coelho
e9258815a8 wl18xx: add number of antennas and dc2dc type as module params
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:48 +03:00
Luciano Coelho
0a1569f82b wl18xx: change the low_band_component_type for HDK boards
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:43 +03:00
Luciano Coelho
be42aee6df wl18xx: add plt_init operation
Add the correct FW name for PLT (which is the same as the normal
firmware) and implement the plt_init operation.

Signed-off-by: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:39 +03:00
Luciano Coelho
c331b344d5 wlcore/wl12xx: add plt_init op and move the code to wl12xx
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:33 +03:00
Arik Nemtsov
05057c0621 wl18xx: change board type enum according to new FW
Add more board types and remove a now unneeded write to SCR_PAD2 setting
the board type.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 15:56:31 +03:00
Arik Nemtsov
2f1d74e6e7 wl18xx: don't upload NVS to FW
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: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 15:56:29 +03:00
Arik Nemtsov
f2baf075c5 wl18xx: init Tx-released index to 0 on HW init
This ensures the index is 0 on FW recovery and prevents spurious error
prints - "WARNING illegal id in tx completion".

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 15:56:27 +03:00
Luciano Coelho
4b4887e971 wlcore/wl12xx: move rx_mem_pool_addr element to wl12xx
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:22 +03:00
Arik Nemtsov
549562946f wl18xx: implement hw op to read PG version
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: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 15:56:20 +03:00
Luciano Coelho
a5d751bb92 wlcore/wl12xx: move ref_clock and tcxo_clock elements to wl12xx
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:15 +03:00
Luciano Coelho
8388569a34 wlcore: rename wl12xx.h to wlcore_i.h
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:10 +03:00
Luciano Coelho
be65202a61 wl18xx: read clock frequency and do top init accordingly
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:56:03 +03:00
Arik Nemtsov
d9fedea2a3 wl18xx: disable FW log functionality
Currently (Fw .67) appears to do more harm than good.

Signed-off-by: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 15:56:01 +03:00
Arik Nemtsov
1c351da667 wl18xx: read FW pc on recovery
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: Arik Nemtsov <arik@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
2012-06-05 15:55:58 +03:00
Luciano Coelho
d5b592764f wl18xx: translate and write the board type to SCR_PAD2
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:55:53 +03:00
Luciano Coelho
a9c130d522 wl18xx: add board type module argument
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: Luciano Coelho <coelho@ti.com>
Signed-off-by: Arik Nemtsov <arik@wizery.com>
2012-06-05 15:55:47 +03:00