Kalle Valo [Fri, 28 Mar 2014 07:32:52 +0000 (09:32 +0200)]
ath10k: improve pci debug messages
To make it easier to debug pci problems improve the log messages in pci.c. Also
change some debug messages to warning messages to more easily catch problems.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Fri, 28 Mar 2014 07:32:46 +0000 (09:32 +0200)]
ath10k: delete ar_pci->fw_indicator_address
It always contains the same constant, no need to have a separate variable for it.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Fri, 28 Mar 2014 07:32:39 +0000 (09:32 +0200)]
ath10k: advertise only firmware API 2 files
We do not really support older firmware API 1 anymore, so better remove
MODULE_FIRMWARE() declarations for them and only list for API 2 files.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Fri, 28 Mar 2014 07:32:33 +0000 (09:32 +0200)]
ath10k: fix name of target_ps module parameter
The parameter name was ath10k_target_ps, but actually it should be just
target_ps. Module parameter names should not use the ath10k_ prefix.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Fri, 28 Mar 2014 07:32:27 +0000 (09:32 +0200)]
ath10k: add module parameter to disable cold reset
As cold reset is not reliable with CUS223 boards, make it possible
to disable cold reset entirely and only use warm reset. This makes it also
easier to debug warm reset problems.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Fri, 28 Mar 2014 07:32:21 +0000 (09:32 +0200)]
ath10k: cleanup ath10k_pci_wait_for_target_init()
ath10k_pci_wait_for_target_init() did really follow the style used elsewhere in
ath10k. Use ath10k_pci_read/write() wrappers, simplify the while loop and
improve warning messages.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Ben Greear [Mon, 24 Mar 2014 19:20:42 +0000 (12:20 -0700)]
ath10k: add otp and firmware boot error messages
If OTP or firmware fails to load properly, print out some
extra info in the kernel logs.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Ben Greear [Mon, 24 Mar 2014 19:20:41 +0000 (12:20 -0700)]
ath10k: better firmware loading error messages
Let user know the name of the board file if it is not
found, and make it easier to determine the firmware
api being used.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 25 Mar 2014 12:18:51 +0000 (14:18 +0200)]
ath10k: unify warning messages in mac.c
Currently there are different styles used for warning messages, unify them to
look similar. The style basically is:
1) start with a verb (if possible)
2) lower case letters
3) use plain english as much as possible
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:24:58 +0000 (21:24 +0100)]
ath10k: fix rssi and rate reporting
RSSI and RATES fields are valid only when START_VALID
bit is set. So, in current implementation we have to
remember/caclulate them when START_VALID and report the same
when only END_VALID is set.
Currently during heavy traffic we could have:
- 10 packets with START_VALID - correct RSSI and RATES
- 10 packets with END_VALID
- 10 packets with START_VALID - correct RSSI and RATES
- 10 packets with END_VALID
...
Next using monitor interface we will see:
- 10 packets with correct rssi/rates
- 10 packets with rssi=-95/rate=6Mbps
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:24:57 +0000 (21:24 +0100)]
ath10k: introduce rx_status htt template
Introduce rx_status htt template instead of
stack version, as a preparation for fix
rssi and rates reporting.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:22 +0000 (21:23 +0100)]
ath10k: finally kill htt_rx_info
Struct htt_rx_info is not needed anymore while
we will use ieee80211_rx_status structure as
a template.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:21 +0000 (21:23 +0100)]
ath10k: improve way we play with attention flags
Remove almost the same code, and do only once
__le32_to_cpu() conversion.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:20 +0000 (21:23 +0100)]
ath10k: return error when ath10k_htt_rx_amsdu_pop() fail
Return error when rx_amsdu_pop() will fail.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:19 +0000 (21:23 +0100)]
ath10k: kill not needed fields from htt_rx_info
Kill rates, tsf, fcs_err, mic_err, amsdu_more, encrypt_type, signal
from htt_rx_info and setup this directly in ieee80211_rx_status.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:18 +0000 (21:23 +0100)]
ath10k: setup rx channel per ppdu
Setup band and frequency in ieee80211_rx_status
only once - for ppdu.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:17 +0000 (21:23 +0100)]
ath10k: introduce ieee80211_rx_status to htt_rx_info
Will be used as a template, and final storage for
rx_status.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:16 +0000 (21:23 +0100)]
ath10k: rename process_rx_rates to ath10k_htt_rx_h_rates
No functional changes.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Mon, 24 Mar 2014 20:23:15 +0000 (21:23 +0100)]
ath10k: move rx related functions to htt_rx.c
No functional changes.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Chun-Yeow Yeoh [Fri, 21 Mar 2014 15:46:58 +0000 (17:46 +0200)]
ath10k: fix the peer mac address in getting stats
Using the macro to convert the MAC address from WMI word
format to char array has lead to the wrong peer mac
address printed out while retrieving the peer stats from
FW. Fix this.
Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Reviewed-By: Michał Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Marek Puzyniak [Fri, 21 Mar 2014 15:46:57 +0000 (17:46 +0200)]
ath10k: update regulatory domain settings for 10.x firmware
Regulatory domain settings for firmware 10.x has more options
than main firmware, so handle regulatory domain setup separately
for both supported firmwares. Fill in additional dfs domain
parameter according to current regulatory.
This patch does not solve any known bug. Not handled parameter
for firmware 10.x was found during code review.
Signed-off-by: Marek Puzyniak <marek.puzyniak@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Marek Puzyniak [Fri, 21 Mar 2014 15:46:56 +0000 (17:46 +0200)]
ath10k: add soft/hard firmware crash option to simulate_fw_crash
Command WMI_FORCE_FW_HANG_CMDID is not supported in firmware 10.1.
In order to have firmware crash simulation functionality also
in firmware 10.1 driver can force firmware crash by performing not allowed
operation. Driver can deliberately crash firmware when setting vdev param for
vdev id out of range. This patch introduces two keywords to simulate_fw_crash:
'soft' which will cause firmware crash that is recoverable
by warm firmware reset but supported only in main firmware.
'hard' which will cause firmware crash recoverable by cold
firmware reset, this option works for both firmwares.
Commands to trigger firmware soft/hard crash:
echo 'soft' > /sys/kernel/debug/ieee80211/phyX/ath10k/simulate_fw_crash
echo 'hard' > /sys/kernel/debug/ieee80211/phyX/ath10k/simulate_fw_crash
kvalo: remove '\n' before checking the command and simplify how buf is null
terminated
Signed-off-by: Marek Puzyniak <marek.puzyniak@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Wed, 19 Mar 2014 06:09:41 +0000 (07:09 +0100)]
ath10k: Fill per-ppdu info in rx_info only once
Don't fill this for each msdu, while this is the
same.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Wed, 19 Mar 2014 06:09:40 +0000 (07:09 +0100)]
ath10k: add ath10k_htt_rx_amsdu_allowed function
Introduce ath10k_htt_rx_amsdu_allowed() function, that
group code for checking if skip amsdu packets.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 15:33:28 +0000 (17:33 +0200)]
ath10k: check otp.bin result
When we execute otp.bin in the target check that the result it returns doesn't
contain an error. This is to make sure that we don't accidentally use invalid
calibration data.
While at it, remove the useless label in the function and add few debug messages.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 15:33:19 +0000 (17:33 +0200)]
ath10k: separate result parameter in ath10k_bmi_execute()
It's just cleaner to have separate argument for the parameter and result. Also
fix returned error value if response length is invalid.
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 10:58:03 +0000 (12:58 +0200)]
ath6kl: update Kconfig descriptions
The help text were either out of date, too small or didn't exist at all. Also
move cfg80211 dependency to ath6kl_core module as it has all the calls to
cfg80211.
Fixes checkpatch warning:
WARNING: please write a paragraph that describes the config symbol fully
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 10:58:02 +0000 (12:58 +0200)]
ath6kl: remove unnecessary line continuations
Fixes checkpatch warning:
WARNING: Avoid unnecessary line continuations
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 10:58:02 +0000 (12:58 +0200)]
ath6kl: remove spaces before semicolon
Fixes checkpatch warning:
CHECK: space prohibited before semicolon
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 10:58:01 +0000 (12:58 +0200)]
ath6kl: use braces on both arms of if statement
Fixes checkpatch warning:
CHECK: braces {} should be used on all arms of this statement
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 10:58:01 +0000 (12:58 +0200)]
ath6kl: fix blank lines before and after braces
Fixes checkpatch warnings:
CHECK: Blank lines aren't necessary after an open brace '{'
CHECK: Blank lines aren't necessary before a close brace '}'
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Kalle Valo [Tue, 11 Mar 2014 10:58:00 +0000 (12:58 +0200)]
ath6kl: fix struct hif_scatter_req list handling
Jason noticed that with Yocto GCC 4.8.1 ath6kl crashes with this iperf command:
iperf -c $TARGET_IP -i 5 -t 50 -w 1M
The crash was:
Unable to handle kernel paging request at virtual address
1a480000
pgd =
80004000
[
1a480000] *pgd=
00000000
Internal error: Oops: 805 [#1] SMP ARM
Modules linked in: ath6kl_sdio ath6kl_core [last unloaded: ath6kl_core]
CPU: 0 PID: 1953 Comm: kworker/u4:0 Not tainted 3.10.9-1.0.0_alpha+
dbf364b #1
Workqueue: ath6kl ath6kl_sdio_write_async_work [ath6kl_sdio]
task:
dcc9a680 ti:
dc9ae000 task.ti:
dc9ae000
PC is at v7_dma_clean_range+0x20/0x38
LR is at dma_cache_maint_page+0x50/0x54
pc : [<
8001a6f8>] lr : [<
800170fc>] psr:
20000093
sp :
dc9afcf8 ip :
8001a748 fp :
00000004
r10:
00000000 r9 :
00000001 r8 :
00000000
r7 :
00000001 r6 :
00000000 r5 :
80cb7000 r4 :
03f9a480
r3 :
0000001f r2 :
00000020 r1 :
1a480000 r0 :
1a480000
Flags: nzCv IRQs off FIQs on Mode SVC_32 ISA ARM Segment kernel
Control:
10c53c7d Table:
6cc5004a DAC:
00000015
Process kworker/u4:0 (pid: 1953, stack limit = 0xdc9ae238)
Stack: (0xdc9afcf8 to 0xdc9b0000)
fce0:
80c9b29c 00000000
fd00:
00000000 80017134 8001a748 dc302ac0 00000000 00000000 dc454a00 80c12ed8
fd20:
dc115410 80017238 00000000 dc454a10 00000001 80017588 00000001 00000000
fd40:
00000000 dc302ac0 dc9afe38 dc9afe68 00000004 80c12ed8 00000000 dc454a00
fd60:
00000004 80436f88 00000000 00000000 00000600 0000ffff 0000000c 80c113c4
fd80:
80c9b29c 00000001 00000004 dc115470 60000013 dc302ac0 dc46e000 dc302800
fda0:
dc9afe10 dc302b78 60000013 dc302ac0 dc46e000 00000035 dc46e5b0 80438c90
fdc0:
dc9afe10 dc302800 dc302800 dc9afe68 dc9afe38 80424cb4 00000005 dc9afe10
fde0:
dc9afe20 80424de8 dc9afe10 dc302800 dc46e910 80424e90 dc473c00 dc454f00
fe00:
000001b5 7f619d64 dcc7c830 00000000 00000000 dc9afe38 dc9afe68 00000000
fe20:
00000000 00000000 dc9afe28 dc9afe28 80424d80 00000000 00000035 9cac0034
fe40:
00000000 00000000 00000000 00000000 000001b5 00000000 00000000 00000000
fe60:
dc9afe68 dc9afe10 3b9aca00 00000000 00000080 00000034 00000000 00000100
fe80:
00000000 00000000 dc9afe10 00000004 dc454a00 00000000 dc46e010 dc46e96c
fea0:
dc46e000 dc46e964 00200200 00100100 dc46e910 7f619ec0 00000600 80c0e770
fec0:
dc15a900 dcc7c838 00000000 dc46e954 8042d434 dcc44680 dc46e954 dc004400
fee0:
dc454500 00000000 00000000 dc9ae038 dc004400 8003c450 dcc44680 dc004414
ff00:
dc46e954 dc454500 00000001 dcc44680 dc004414 dcc44698 dc9ae000 dc9ae030
ff20:
00000001 dc9ae000 dc004400 8003d158 8003d020 00000000 00000000 80c53941
ff40:
dc9aff64 dcb71ea0 00000000 dcc44680 8003d020 00000000 00000000 00000000
ff60:
00000000 80042480 00000000 00000000 000000f8 dcc44680 00000000 00000000
ff80:
dc9aff80 dc9aff80 00000000 00000000 dc9aff90 dc9aff90 dc9affac dcb71ea0
ffa0:
800423cc 00000000 00000000 8000e018 00000000 00000000 00000000 00000000
ffc0:
00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
ffe0:
00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000
[<
8001a6f8>] (v7_dma_clean_range+0x20/0x38) from [<
800170fc>] (dma_cache_maint_page+0x50/0x54)
[<
800170fc>] (dma_cache_maint_page+0x50/0x54) from [<
80017134>] (__dma_page_cpu_to_dev+0x34/0x9c)
[<
80017134>] (__dma_page_cpu_to_dev+0x34/0x9c) from [<
80017238>] (arm_dma_map_page+0x64/0x68)
[<
80017238>] (arm_dma_map_page+0x64/0x68) from [<
80017588>] (arm_dma_map_sg+0x7c/0xf4)
[<
80017588>] (arm_dma_map_sg+0x7c/0xf4) from [<
80436f88>] (sdhci_send_command+0x894/0xe00)
[<
80436f88>] (sdhci_send_command+0x894/0xe00) from [<
80438c90>] (sdhci_request+0xc0/0x1ec)
[<
80438c90>] (sdhci_request+0xc0/0x1ec) from [<
80424cb4>] (mmc_start_request+0xb8/0xd4)
[<
80424cb4>] (mmc_start_request+0xb8/0xd4) from [<
80424de8>] (__mmc_start_req+0x60/0x84)
[<
80424de8>] (__mmc_start_req+0x60/0x84) from [<
80424e90>] (mmc_wait_for_req+0x10/0x20)
[<
80424e90>] (mmc_wait_for_req+0x10/0x20) from [<
7f619d64>] (ath6kl_sdio_scat_rw.isra.10+0x1dc/0x240 [ath6kl_sdio])
[<
7f619d64>] (ath6kl_sdio_scat_rw.isra.10+0x1dc/0x240 [ath6kl_sdio]) from [<
7f619ec0>] (ath6kl_sdio_write_async_work+0x5c/0x104 [ath6kl_sdio])
[<
7f619ec0>] (ath6kl_sdio_write_async_work+0x5c/0x104 [ath6kl_sdio]) from [<
8003c450>] (process_one_work+0x10c/0x370)
[<
8003c450>] (process_one_work+0x10c/0x370) from [<
8003d158>] (worker_thread+0x138/0x3fc)
[<
8003d158>] (worker_thread+0x138/0x3fc) from [<
80042480>] (kthread+0xb4/0xb8)
[<
80042480>] (kthread+0xb4/0xb8) from [<
8000e018>] (ret_from_fork+0x14/0x3c)
Code:
e1a02312 e2423001 e1c00003 f57ff04f (
ee070f3a)
---[ end trace
0c038f0b8e0b67a3 ]---
Kernel panic - not syncing: Fatal exception
Jason's analysis:
"The GCC 4.8.1 compiler will not do the for-loop till scat_entries, instead,
it only run one round loop. This may be caused by that the GCC 4.8.1 thought
that the scat_list only have one item and then no need to do full iteration,
but this is simply wrong by looking at the assebly code. This will cause the sg
buffer not get set when scat_entries > 1 and thus lead to kernel panic.
Note: This issue not observed with GCC 4.7.2, only found on the GCC 4.8.1)"
Fix this by using the normal [0] style for defining unknown number of list
entries following the struct. This also fixes corruption with scat_q_depth, which
was mistankely added to the end of struct and overwritten if there were more
than item in the scat list.
Reported-by: Jason Liu <r64343@freescale.com>
Tested-by: Jason Liu <r64343@freescale.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Marek Kwaczynski [Tue, 11 Mar 2014 10:58:00 +0000 (12:58 +0200)]
ath10k: add recalc RTS/CTS protection method
Add recalculation of RTS/CTS protection when one or more legacy
stations are connected to ath10k. In this case enable RTS/CTS
protection and set sw retry profile are needed in the FW.
Without this change legacy station is starved and has very low
throughput.
Signed-off-by: Marek Kwaczynski <marek.kwaczynski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Chun-Yeow Yeoh [Fri, 7 Mar 2014 08:19:30 +0000 (10:19 +0200)]
ath10k: allow the supported rate change by reassociate peer
IBSS mode requires the changing of supported rate. Do this
by reassociate the peer. The investigation shows that if move
from legacy to HT, the rate control won't work after changing
the supported rate. But once changing the supported rate to HT,
user can assign the TxRate in HT mode.
Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Marek Puzyniak [Wed, 5 Mar 2014 12:10:33 +0000 (13:10 +0100)]
ath10k: do not overwrite max_antenna_gain
Seems like we have an old bug, where we incidently overwrites
the max_antenna_gain we pass to firmware, with zero value.
End of all we are artifically reducing the output power.
This patch removes the excessive assignment on max_antenna_gain,
which is being provided by regulatory domain, and consequently
improves the tx power.
Signed-off-by: Marek Puzyniak <marek.puzyniak@tieto.com>
Signed-off-by: Bartosz Markowski <bartosz.markowski@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Ben Greear [Mon, 3 Mar 2014 22:07:09 +0000 (14:07 -0800)]
ath10k: support msdu chaining
Consolidate the list of msdu skbs into the msdu-head skb, delete the
rest of the skbs, pass the msdu-head skb on up the stack as normal.
Tested with high-speed TCP and UDP traffic on modified firmware that
supports raw-rx.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Ben Greear [Thu, 27 Feb 2014 16:50:00 +0000 (18:50 +0200)]
ath10k: add vdev-id, return code to error codes
When using multiple vdevs (stations, aps, etc), it is
nice to be able to associate log messages with specific
interfaces. So, add vdev-id to most logging messages.
Add return code as well, where it was missing.
kvalo: unify some of the messages to follow the same style
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:05 +0000 (18:50 +0200)]
ath10k: minimize coherent dma accesses
It doesn't make much sense to calculate the ring
size fill count because it already is memoized in
a separate variable.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:05 +0000 (18:50 +0200)]
ath10k: remove pci completion list
One of the premises was to guarantee serialized
completion handling for upper layers
(HTC/WMI/HTT). Since quite some time now it is no
longer necessary.
The other premise was to batch up tx/rx
completions to take advantage of hot caches.
However frame tx/rx completion indications come in
on a single pipe already so they are already
batched up. More meaningful batching is done in
HTT itself.
This means PCI completion is no longer necessary
to keep around. It just wastes memory, cycles and
SLOC.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:05 +0000 (18:50 +0200)]
ath10k: reduce htt tx/rx spinlock overhead
It is inefficient to grab irqsave spinlocks for
skb lists for each queue/dequeue action.
Using rx_ring.lock and tx_lock allows to use less
heavy bh spinlock functions and moving locking
upwards allows to toggle spinlocks less often.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:04 +0000 (18:50 +0200)]
ath10k: batch htt tx/rx completions
HTT Rx endpoint processes both frame rx
indications and frame tx completion indications.
Those completions typically come in batches and
may be mixed so it makes sense to defer processing
hoping to get a bunch of them and take advantage
of hot caches.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:04 +0000 (18:50 +0200)]
ath10k: bypass htc for htt tx path
Going through full htc tx path for htt tx is a
waste of resources. By skipping it it's possible
to easily submit scatter-gather to the pci hif for
reduced host cpu load and improved performance.
The new approach uses dma pool to store the
following metadata for each tx request:
* msdu fragment list
* htc header
* htt tx command
The htt tx command contains a msdu prefetch.
Instead of copying it original mapped msdu address
is used to submit a second scatter-gather item to
hif to make a complete htt tx command.
The htt tx command itself hands over dma mapped
pointers to msdus and completion of the command
itself doesn't mean the frame has been sent and
can be unmapped/freed. This is why htc tx
completion is skipped for htt tx as all tx related
resources are freed upon htt tx completion
indication event (which also implicitly means htt
tx command itself was completed).
Since now each htt tx request effectively consists
of 2 copy engine items CE_HTT_H2T_MSG_SRC_NENTRIES
is updated to allow maximum of
TARGET_10X_NUM_MSDU_DESC msdus being queued. This
keeps the tx path resource management simple.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:04 +0000 (18:50 +0200)]
ath10k: replace send_head() with tx_sg()
PCI is capable of handling scatter-gather lists.
This can be used to avoid copying memory.
Change the name of the callback while at to
reflect its purpose.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:04 +0000 (18:50 +0200)]
ath10k: remove is_aborted from skb_cb
The flag wasn't used anymore. No need to keep it.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Thu, 27 Feb 2014 16:50:03 +0000 (18:50 +0200)]
ath10k: remove DMA mapping wrappers
There's no real benefit from using them. DMA-API
already provides debugging. Some skbuffs are
already mapped directly with DMA-API since wrapper
arguments were insufficient and extending them
would be pointless.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Tue, 25 Feb 2014 06:56:39 +0000 (07:56 +0100)]
ath10k: skip management frames in HTT path
After we pass frames with INV_PEER to upper layer in commit
716ae53c56cf
("ath10k: pass frames with invalid peer status to upper layer") we could pass
some management frames (in case INVALID_PEER and MGMT_CTRL) twice to upper
layer, once via WMI and once via HTT. Next we could handle assoc request twice.
This patch remove such regression.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Fri, 17 Jan 2014 19:04:14 +0000 (20:04 +0100)]
ath10k: bitrate_mask add force_sgi support
Add force SGI support.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Janusz Dziedzic [Wed, 26 Feb 2014 16:42:09 +0000 (18:42 +0200)]
ath10k: enable spectrum management support
Indicate spectrum management support in hardware
flags, while we already handle power set
(IEEE80211_CONF_CHANGE_POWER) in the ath10k driver.
This enable 802.11h support for station mode.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Chun-Yeow Yeoh [Wed, 26 Feb 2014 16:42:05 +0000 (18:42 +0200)]
ath10k: set the mactime of ieee80211_rx_status
Retrieve the mactime of ieee80211_rx_status based on received
data frame. The value is obtained from the htt_rx_indication_ppdu
structure and only available in 32-bit.
kvalo: white space fixes
Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Tue, 25 Feb 2014 07:29:57 +0000 (09:29 +0200)]
ath10k: fix sta_rc_update for non-ap iftype
The arsta structure wasn't initialized for
non-ap interfaces. This should fix related
warnings/crashes.
Reported-By: Ben Greear <greearb@candelatech.com>
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Michal Kazior [Tue, 25 Feb 2014 07:29:57 +0000 (09:29 +0200)]
ath10k: fix 4addr rx
The nwifi header is padded to 4 bytes. This wasn't
a problem until one tried to (at least) rx 4addr
frames.
This finally allows managed iface to be used in a
bridge.
Signed-off-by: Michal Kazior <michal.kazior@tieto.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Ben Greear [Tue, 25 Feb 2014 07:29:57 +0000 (09:29 +0200)]
ath10k: add more details to some debug messages
Makes it easier to determine why some failures
happened.
Signed-off-by: Ben Greear <greearb@candelatech.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Chun-Yeow Yeoh [Tue, 25 Feb 2014 07:29:54 +0000 (09:29 +0200)]
ath10k: implement drv_get_tsf for ibss merging
Implement the get TSF by simply returning 0 so that IBSS
merging is happening. Otherwise, IBSS nodes that have similar
SSID naming won't merge. This is simply fooling the mac80211
that the TSF in the received beacon is higher than the local TSF.
Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com>
Signed-off-by: Kalle Valo <kvalo@qca.qualcomm.com>
Felix Fietkau [Sat, 22 Feb 2014 13:55:57 +0000 (14:55 +0100)]
ath5k: set SURVEY_INFO_IN_USE on get_survey
Only one channel is returned - the one currently being used.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Sat, 22 Feb 2014 13:52:49 +0000 (14:52 +0100)]
ath9k: make some hardware reset log messages debug-only
On some chips, baseband watchdog hangs are more common than others, and
the driver has support for handling them.
Interrupts even after a watchdog hang are also quite common, so there's
not much point in spamming the user's logfiles.
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Sat, 22 Feb 2014 13:52:48 +0000 (14:52 +0100)]
ath9k: do not set half/quarter channel flags in AR_PHY_MODE
5/10 MHz channel bandwidth is configured via the PLL clock, instead of
the AR_PHY_MODE register. Using that register is AR93xx specific, and
makes the mode incompatible with earlier chipsets.
In some early versions, these flags were apparently applied at the wrong
point in time and thus did not cause connectivity issues, however now
they are causing problems, as pointed out in this OpenWrt ticket:
https://dev.openwrt.org/ticket/14916
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Joe Perches [Fri, 21 Feb 2014 22:46:43 +0000 (14:46 -0800)]
ath9k: Use static const
Trivially reduces text size too.
$ size drivers/net/wireless/ath/ath9k/debug.o*
text data bss dec hex filename
34436 2528 5128 42092 a46c drivers/net/wireless/ath/ath9k/debug.o.new
34464 2528 5128 42120 a488 drivers/net/wireless/ath/ath9k/debug.o.old
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Felix Fietkau [Fri, 21 Feb 2014 10:45:36 +0000 (11:45 +0100)]
ath9k: list more reset causes in debugfs
Number of MAC hangs and stuck beacons were missing
Signed-off-by: Felix Fietkau <nbd@openwrt.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Tejun Heo [Thu, 20 Feb 2014 20:44:23 +0000 (15:44 -0500)]
wireless/rt2x00: don't use PREPARE_WORK in rt2800usb.c
PREPARE_[DELAYED_]WORK() are being phased out. They have few users
and a nasty surprise in terms of reentrancy guarantee as workqueue
considers work items to be different if they don't have the same work
function.
Update rt2800usb.c to use INIT_WORK() instead of PREPARE_WORK(). As
the work item isn't in active use during rt2800usb_probe_hw(), this
doesn't cause any behavior difference.
It would probably be best to route this with other related updates
through the workqueue tree.
Only compile tested.
Signed-off-by: Tejun Heo <tj@kernel.org>
Cc: Ivo van Doorn <IvDoorn@gmail.com>
Cc: Gertjan van Wingerde <gwingerde@gmail.com>
Cc: Helmut Schaa <helmut.schaa@googlemail.com>
Cc: linux-wireless@vger.kernel.org
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Stanislaw Gruszka [Wed, 19 Feb 2014 08:15:11 +0000 (09:15 +0100)]
iwlegacy: properly enable power saving
Even if we mark PS on, device still worked in normal mode. Patch
corrects that and now we send proper powertable command to device,
which put it in sleep mode when PS is on.
Reported-and-tested-by: Tino Keitel <tino.keitel@tikei.de>
Tested-by: Pedro Francisco <pedrogfrancisco@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Stanislaw Gruszka [Wed, 19 Feb 2014 08:15:10 +0000 (09:15 +0100)]
iwlegacy: merge reclaim check
Merge reclaim check for 3945 & 4965. This add some more checks for
3945, most importantly N_RX notify.
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Stanislaw Gruszka [Wed, 19 Feb 2014 08:15:09 +0000 (09:15 +0100)]
iwl3945: fix wakeup interrupt
We have only 5 tx queues on 3945, updating il->txq[5] results in
writing random value to HBUS_TARG_WRPTR register.
Additionally use spin lock to protect txq->write_ptr and
txq->need_update fields also modified in TX path.
Tested-by: Pedro Francisco <pedrogfrancisco@gmail.com>
Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Amitkumar Karwar [Tue, 18 Feb 2014 23:47:57 +0000 (15:47 -0800)]
mwifiex: enable obss scan offload feature flag
We don't perform OBSS scan internally. As we intend to use
corresponding feature in application, we will enable this flag.
Signed-off-by: Amitkumar Karwar <akarwar@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Avinash Patil [Tue, 18 Feb 2014 23:47:56 +0000 (15:47 -0800)]
mwifiex: remove redundant del_timer
While modifying timer, we need not delete timer.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Avinash Patil [Tue, 18 Feb 2014 23:47:55 +0000 (15:47 -0800)]
mwifiex: use del_timer_sync instead of del_timer
Use SMP safe del_timer_sync instead of del_timer for cancelling
timers.
Signed-off-by: Avinash Patil <patila@marvell.com>
Signed-off-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Jouni Malinen [Tue, 18 Feb 2014 18:41:08 +0000 (20:41 +0200)]
ath9k: Enable U-APSD AP mode support
mac80211 handles the actual operations, so ath9k can just indicate
support for this. Based on initial tests, this combination seems to
work fine.
Signed-off-by: Jouni Malinen <jouni@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Avinash kumar [Tue, 18 Feb 2014 11:34:10 +0000 (17:04 +0530)]
drivers:net:wireless:airo.c:checkpatch.pl cleanup
removed following warnings-
drivers/net/wireless/airo.c:39: WARNING: Use #include <linux/io.h> instead of <asm/io.h>
drivers/net/wireless/airo.c:48: WARNING: Use #include <linux/uaccess.h> instead of <asm/uaccess.h>
Signed-off-by: Avinash Kumar <avi.kp.137@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Cédric Le Goater [Tue, 18 Feb 2014 09:07:52 +0000 (10:07 +0100)]
hostap: add Netgear MA401 card
This is a relatively old Prism2 card which is correctly supported
by the hostap driver.
Signed-off-by: Cédric Le Goater <clg@fr.ibm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Sachin Kamat [Mon, 17 Feb 2014 09:55:01 +0000 (15:25 +0530)]
net: wireless: wl3501_cs: Remove duplicate include
linux/etherdevice.h was included twice.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Zhao, Gang [Sun, 16 Feb 2014 14:31:38 +0000 (22:31 +0800)]
b43: return true / false instead of numbers in functions which return bool value
Signed-off-by: Zhao, Gang <gamerh2o@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Zhao, Gang [Sun, 16 Feb 2014 14:31:37 +0000 (22:31 +0800)]
b43: Kconfig: let config B43_BCMA_PIO depends on B43
Logically, config B43_BCMA_PIO should depend on B43. This also solves
the problem that sub options of b43 driver didn't indent correctly in
make menuconfig's ncurses window.
Signed-off-by: Zhao, Gang <gamerh2o@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Peter Wu [Fri, 14 Feb 2014 18:03:45 +0000 (19:03 +0100)]
rtlwifi: properly apply filter flags
commit
0baa0fd76f3f5a134461d6cf30294f6bb1bb824c
("rtlwifi: Convert core routines for addition of rtl8192se and
rtl8192de") removed setting HW_VAR_RCR, HW_VAR_MGT_FILTER and
HW_VAR_CTRL_FILTER. The last two are probably done because some hardware
does not support them. The first is probably a mistake. This patch adds
the missing set_hw_reg call.
For PCI support, rx_conf is not touched directly. Instead, get_hw_reg is
used to abstract between receive_config (for PCI) and rx_conf (for USB).
This was tested on a 10ec:8176 Realtek RTL8188CE (according to the
label on the mini-PCIe card). Before this patch, `iw wlan0 set monitor
otherbss` did not capture frames from other BSS's. After this patch, it
does print packets.
Tested-by: Peter Wu <lekensteyn@gmail.com>
Signed-off-by: Peter Wu <lekensteyn@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Peter Wu [Fri, 14 Feb 2014 18:03:44 +0000 (19:03 +0100)]
rtlwifi: avoid accessing RCR directly
The rtl*_set_check_bssid functions are mostly the same, but access the
RCR register in different ways. Use the get_hw_reg abstraction layer
(which reads rtlpci->receive_config for PCI devices and mac->rx_conf for
USB).
There is no functional change for cases where receive_config was
accessed directly. For rtl8192ce, there is still no change because
nothing modifies REG_RCR or receive_config. For rtl8192cu, it now also
applies changes to rx_conf from configure_filter, but that can be
considered a bug which is fixed later.
Signed-off-by: Peter Wu <lekensteyn@gmail.com>
Acked-by: Larry Finger <Larry.Finger@lwfinger.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Dan Carpenter [Fri, 14 Feb 2014 09:03:13 +0000 (12:03 +0300)]
mwifiex: memory corruption in mwifiex_tdls_add_vht_capab()
There is a typo here because the names are confusingly similar. The
intent was sizeof(struct ieee80211_vht_cap) (size 12) but sizeof(struct
ieee80211_ht_cap) (size 32) was used.
Anway, it's cleaner to just specify the variable instead of the type.
Fixes: 5f6d5983394f ('mwifiex: add VHT support for TDLS')
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
Acked-by: Bing Zhao <bzhao@marvell.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
John W. Linville [Mon, 24 Feb 2014 20:05:42 +0000 (15:05 -0500)]
Merge branch 'for-john' of git://git./linux/kernel/git/iwlwifi/iwlwifi-next
John W. Linville [Mon, 24 Feb 2014 20:04:35 +0000 (15:04 -0500)]
Merge branch 'for-upstream' of git://git./linux/kernel/git/bluetooth/bluetooth-next
John W. Linville [Mon, 24 Feb 2014 20:03:32 +0000 (15:03 -0500)]
Merge branch 'for-john' of git://git./linux/kernel/git/jberg/mac80211-next
John W. Linville [Mon, 24 Feb 2014 20:02:36 +0000 (15:02 -0500)]
Merge branch 'for-linville' of git://github.com/kvalo/ath
John W. Linville [Mon, 24 Feb 2014 19:35:46 +0000 (14:35 -0500)]
Revert "Staging: rtl8812ae: remove modules field of rate_control_ops"
This reverts commit
35582ad9d342025653aaf28ed321bf5352488d7f.
This should not have been merged through this tree...
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Eliad Peller [Tue, 11 Feb 2014 14:54:42 +0000 (16:54 +0200)]
iwlwifi: mvm: fix a few wd_disable comments
Few minor comments.
Signed-off-by: Eliad Peller <eliadx.peller@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Eran Harary [Thu, 20 Feb 2014 09:00:01 +0000 (11:00 +0200)]
iwlwifi: mvm: prepare infrastructure for more TLV flags
We use the TLV flags as a handshake between the firmware
and the driver. These flags allow the firmware to advertise
its capabilities and API version.
Since we are running short of bits, we add a new
infrastructure which is more scalable, yet backward
compatible.
We make now the difference between API changes and the
capabilities. Both can have an index which allows to scale
at will.
Signed-off-by: Eran Harary <eran.harary@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Inbal Hacohen [Sun, 23 Feb 2014 08:34:11 +0000 (10:34 +0200)]
iwlwifi: mvm: remove redundant define in fw.c
This define is a leftover from dvm (in mvm, it
was replaced by MVM_UCODE_ALIVE_TIMEOUT).
Signed-off-by: Inbal Hacohen <Inbal.Hacohen@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Johannes Berg [Wed, 12 Feb 2014 21:02:38 +0000 (22:02 +0100)]
iwlwifi: nvm: remove reading valid antennas from NVM
These values aren't used as the firmware values should be used,
so reading them is pointless and hides potential errors when
somebody uses these values. Leave them zero to make it clearer
that they can't be used. We can't remove the struct members as
the DVM driver does read the values from EEPROM/OTP and the
structure is shared between drivers.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Johan Hedberg [Fri, 21 Feb 2014 14:03:31 +0000 (16:03 +0200)]
Bluetooth: Fix iterating wrong list in hci_remove_irk()
We should be iterating hdev->identity_resolving_keys in the
hci_remove_irk() function instead of hdev->long_term_keys. This patch
fixes the issue.
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk>
Luciano Coelho [Thu, 20 Feb 2014 14:36:23 +0000 (16:36 +0200)]
mac80211: ibss: handle cfg80211_chandef_dfs_required() error codes
Error codes returned by cfg80211_chandef_dfs_required() are ignored
when trying to join an IBSS. Fix this by printing an error and
returning.
Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Luciano Coelho [Thu, 20 Feb 2014 14:36:21 +0000 (16:36 +0200)]
cfg80211: remove radar requirements check from cfg80211_can_use_iftype_chan()
We don't have to double check whether the parameters passed to
cfg80211_can_use_iftype_chan() are correct. We should just make sure
they *are* when we call this function.
Remove the radar_detect argument check in
cfg80211_can_use_iftype_chan() to simplify the code.
Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
[keep braces around a long comment + single statement]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Luciano Coelho [Thu, 20 Feb 2014 14:36:20 +0000 (16:36 +0200)]
nl80211: make sure we check for DFS with mesh channel switch
Since mesh support for DFS channels was added, we also need to check
for DFS channels when performing a channel switch with
NL80211_IFTYPE_MESHPOINT.
Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
[use switch statement, slight code cleanup]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Luciano Coelho [Thu, 20 Feb 2014 14:41:51 +0000 (16:41 +0200)]
mac80211: allow drivers to request SMPS off
Previously we were warning and using automatic when a driver sent an
update request with SMPS off. This patch makes it possible for
drivers to disable SMPS at runtime, for whatever reason.
Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Luciano Coelho [Thu, 20 Feb 2014 14:45:34 +0000 (16:45 +0200)]
cfg80211: docbook: add interface combinations documentation
Add the ieee80211_iface_limit and the ieee80211_iface_combination
structures to docbook. Reformat the examples of combinations
slightly, so it looks a bit better on docbook.
Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Luciano Coelho [Thu, 20 Feb 2014 14:45:33 +0000 (16:45 +0200)]
cfg80211: docbook: fix small formatting error
docbook (or one of its friends) gets confused with semi-colons in the
argument descriptions, causing it to think that the semi-colon is
marking a new section in the description of addr_mask in wiphy struct.
Prevent this by using hyphens instead of semi-colons in the mask
example.
Signed-off-by: Luciano Coelho <luciano.coelho@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Janusz Dziedzic [Thu, 20 Feb 2014 12:52:16 +0000 (13:52 +0100)]
cfg80211: regulatory: introduce NL80211_RRF_AUTO_BW rule flag
Introduce NL80211_RRF_AUTO_BW rule flag. If this flag set
maximum available bandwidth should be calculated base on
contiguous rules and wider channels will be allowed to cross
multiple contiguous/overlapping frequency ranges.
In case of old kernels maximum bandwidth from regulatory
rule will be used, while there is no NL80211_RRF_AUTO_BW flag.
This fixes the previous commit
9752482083066af7ac18a5ca376f
("cfg80211: regulatory introduce maximum bandwidth calculation")
which was found to be a problem for userspace API compatibility.
Signed-off-by: Janusz Dziedzic <janusz.dziedzic@tieto.com>
[edit commit log, use sizeof()]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Marcel Holtmann [Thu, 20 Feb 2014 20:44:20 +0000 (12:44 -0800)]
Bluetooth: Increase minor version of core module
With the addition of Resolvable Private Address (RPA) resolution
support for Bluetooth Low Energy connections, it makes sense to
increase the minor version of the Bluetooth core module.
The module version is not used anywhere, but it gives a nice extra
hint for debugging purposes.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Marcel Holtmann [Thu, 20 Feb 2014 19:55:56 +0000 (11:55 -0800)]
Bluetooth: Provide option for changing LE advertising channel map
For testing purposes it is useful to provide an option to change the
advertising channel map. So add a debugfs option to allow this.
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Andrzej Kaczmarek [Thu, 20 Feb 2014 15:42:01 +0000 (16:42 +0100)]
Bluetooth: Fix channel check when binding RFCOMM sock
When binding RFCOMM socket with non-zero channel we're checking if
there is already any other socket which has the same channel number
assigned and then fail. This check does not consider situation where
we have another socket connected to remote device on given channel
number in which case we still should be able to bind local socket.
This patch changes __rfcomm_get_sock_by_addr() to return only sockets
in either BT_BOUND or BT_LISTEN states, also name is updated to better
describe what this function does now.
Signed-off-by: Andrzej Kaczmarek <andrzej.kaczmarek@tieto.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Eyal Shapira [Mon, 27 Jan 2014 23:35:32 +0000 (01:35 +0200)]
iwlwifi: mvm: add Rx frames statistics via debugfs
Collect statistics regarding rates and aggregations in Rx
frames and export the data via debugfs.
Signed-off-by: Eyal Shapira <eyalx.shapira@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Emmanuel Grumbach [Sun, 16 Feb 2014 13:36:00 +0000 (15:36 +0200)]
iwlwifi: mvm: set immediate apply time bit in time events
Newer firmware support a new bit in the policy that allows
to request to apply the time event immediately. Add this bit
without removing the workarounds we used until now to support
older firmares.
Reviewed-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Emmanuel Grumbach [Wed, 12 Feb 2014 06:51:54 +0000 (08:51 +0200)]
iwlwifi: pcie: stop the firmware when we restart it
In case the firmware didn't assert but we want to restart
it, e.g. we didn't get the reply for a host command, or the
Tx queues are stuck, we should stop the firmware by
provoking an interrupt. This allows to better debug the
firmware in these bad scenarios.
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Eytan Lifshitz [Tue, 18 Feb 2014 13:02:29 +0000 (15:02 +0200)]
iwlwifi: mvm: fix possible memory leak
iwl_parse_nvm_data() doesn't free allocated memory if it is
fed with invalid parameter. Fix this.
Signed-off-by: Eytan Lifshitz <eytan.lifshitz@intel.com>
Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
Johannes Berg [Mon, 17 Feb 2014 09:48:17 +0000 (10:48 +0100)]
mac80211: allow driver to return error from sched_scan_stop
In order to solve races with sched_scan_stop, it is necessary
for the driver to be able to return an error to propagate that
to cfg80211 so it doesn't send an event.
Reviewed-by: Alexander Bondar <alexander.bondar@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Johannes Berg [Thu, 13 Feb 2014 16:16:10 +0000 (17:16 +0100)]
cfg80211: document sched_scan_stop synchronous behaviour
Due to userspace assumptions, the sched_scan_stop operation must
be synchronous, i.e. once it returns a new scheduled scan must be
able to start immediately. Document this in the API.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This page took 0.048722 seconds and 5 git commands to generate.