9 Commits

Author SHA1 Message Date
Sujith Manoharan
23ee7c33aa ath9k: Clear TSF2 properly
Chips in the AR9003 family have a second TSF, which
needs to be cleared when putting the card to
sleep.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-06 08:39:37 +02:00
Sujith Manoharan
b6f68b1ecb ath9k: Program AR_WA correctly
Setting the required configuration in the PCIE
WorkAround register needs to be done after all the
WoW parameters have been set.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-06 08:39:32 +02:00
Sujith Manoharan
bb6313140b ath9k: Fix issues with WoW enable
This patch addresses several issues with the
ath9k_hw_wow_enable() routine:

* The usage of set/clr variables is removed. Writing
  the required values to registers is cleaner.

* The shift value of 28 for the contention window field
  in AR_WOW_PATTERN is incorrect, change it to 27.

* Disabling Keep Alive needs to be done based on the
  LINK_CHANGE option. This is done unconditionally now,
  fix this.

* The workaround for the D1/D3 issue is required only
  for AR9462.

* The bitfield for enabling pattern matching for packets
  less than 256 bytes has expanded for new chips, handle
  this accordingly.

* General cleanup.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-06 08:39:26 +02:00
Sujith Manoharan
a28815db67 ath9k: Add support for more WOW patterns
Newer chips like WB222, WB335 support more than
8 user-configurable patterns. This patch adds
support for it by setting up the correct HW
registers.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-06 08:39:12 +02:00
Sujith Manoharan
6af75e4da3 ath9k: Fix max pattern check
Since the maximum number of configurable patterns
is chip-specific, use the HW capability instead
of a fixed value for checking if a free pattern
slot is available.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-03 15:31:14 +02:00
Sujith Manoharan
ce6e982bbc ath9k: Move WOW registers to reg_wow.h
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-03 15:31:11 +02:00
Sujith Manoharan
41fe883721 ath9k: Add a HW structure for WOW
This can be used to hold the WOW state in
ath9k_hw.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-03 15:31:09 +02:00
Sujith Manoharan
e094c3375c ath9k: Remove ath9k_hw_wow_event_to_string
Printing the value of the wakeup status is sufficient.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
2015-02-03 15:31:06 +02:00
Sujith Manoharan
9c9cb10fcb ath9k: Fix wow.c compilation
The HW routines to set various WoW registers are present
in wow.c. For some reason, it has been compiled as part
of the main ath9k.ko module all this time, when it should
really be part of ath9k_hw.ko. This patch renames the file to
ar9003_wow.ko and adds it to ath9k_hw.ko.

Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-02 14:24:53 -05:00