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2013-12-11ath9k: initialize retry chain flags in tx99 codeLorenzo Bianconi1-1/+9
Initialize first chain flags in ath9k_build_tx99_skb() according to configured channel mode and channel width Signed-off-by: Lorenzo Bianconi <lorenzo.bianconi83@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-11ath5k: Reset Tx interrupt bits also on PISRNick Kossifidis1-1/+10
Some cards don't update the PISR properly when all SISR bits for Tx interrupts are being cleared and as a result we get interrupt storm. Since we handle all tx queues all together (so we don't really use the SISR bits to do per-queue interrupt handling), we can manualy update PISR by doing a write-to-clear on its Tx interrupt bits. Signed-off-by: Nick Kossifidis <mickflemm@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-11drivers/net/wireless: Fix FSF address in file headersJeff Kirsher8-19/+14
Several files refer to an old address for the Free Software Foundation in the file header comment. Resolve by replacing the address with the URL <http://www.gnu.org/licenses/> so that we do not have to keep updating the header comments anytime the address changes. CC: linux-wireless@vger.kernel.org CC: Simon Kelley <simon@thekelleys.org.uk> CC: Christian Lamparter <chunkeey@googlemail.com> CC: Jussi Kivilinna <jussi.kivilinna@iki.fi> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-11prism54: Fix FSF address in file headersJeff Kirsher15-30/+15
Several files refer to an old address for the Free Software Foundation in the file header comment. Resolve by replacing the address with the URL <http://www.gnu.org/licenses/> so that we do not have to keep updating the header comments anytime the address changes. CC: linux-wireless@vger.kernel.org CC: "Luis R. Rodriguez" <mcgrof@gmail.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-11rt2x00: Fix FSF address in file headersJeff Kirsher44-132/+44
Several files refer to an old address for the Free Software Foundation in the file header comment. Resolve by replacing the address with the URL <http://www.gnu.org/licenses/> so that we do not have to keep updating the header comments anytime the address changes. CC: linux-wireless@vger.kernel.org CC: Ivo van Doorn <IvDoorn@gmail.com> CC: Gertjan van Wingerde <gwingerde@gmail.com> CC: Helmut Schaa <helmut.schaa@googlemail.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Acked-by: Gertjan van Wingerde <gwingerde@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-11zd1211rw: Fix FSF address in file headersJeff Kirsher13-26/+13
Several files refer to an old address for the Free Software Foundation in the file header comment. Resolve by replacing the address with the URL <http://www.gnu.org/licenses/> so that we do not have to keep updating the header comments anytime the address changes. CC: linux-wireless@vger.kernel.org CC: Daniel Drake <dsd@gentoo.org> CC: Ulrich Kunitz <kune@deine-taler.de> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-11Merge branch 'for-john' of git://git.kernel.org/pub/scm/linux/kernel/git/iwlwifi/iwlwifi-nextJohn W. Linville30-1592/+1538
2013-12-09ath9k: Apply tuning caps for AR9330 and AR9485Sujith Manoharan1-1/+1
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Fix internal regulator for AR955xSujith Manoharan1-1/+1
The internal regulator needs to be programmed correctly for AR955x. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Enable manual peak calibration for AR9331 v1.1Sujith Manoharan1-10/+19
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Remove AR9330 v1.0 macro as it's not supportedSujith Manoharan1-3/+0
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Fix regulatory complianceSujith Manoharan2-5/+6
Adjusting the CCA registers for maximum permissible noise floor in ETSI/Japan domains has to be done for all AR9003 family chips. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Identify duplicate AR9565 v1.0 initvalsSujith Manoharan1-79/+6
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Identify duplicate AR9462 v2.0 initvalsSujith Manoharan1-539/+8
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Identify duplicate AR9485 initvalsSujith Manoharan1-112/+5
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Update high power gain table for AR9300Sujith Manoharan1-91/+91
Now that the Buffalo-specific initvals have been moved to a separate array, update the default high power TX gain table for all AR9300 v2.2 devices. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Use a separate TX gain table for WZR-HP-G450HSujith Manoharan4-12/+163
The Buffalo device WZR-HP-G450H uses the index 3 for TX gain, which is set to the high_power table currently. Later variants of the router use the same index, but instead refer to the low_ob_db gain table. This is not handled in the driver since there is no way to distinguish board revisions and the high_power table is used (incorrectly) for the newer variants. By default, devices based on AR9300 using the TX gain index 3 have to use the high_power table. To make sure that WZR-HP-G450H is not broken when the high_power table is updated, use a separate array based on information obtained from the platform data. The current situation where only the original variant of WZR-HP-G450H works properly stays unchanged. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Update AR9331 v1.2 initvalsSujith Manoharan1-68/+333
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Update AR9331 v1.1 initvalsSujith Manoharan1-104/+24
* Update radio/baseband/gain tables. * Mark ar9331_modes_high_power_tx_gain_1p1 as a duplicate * ar9331_1p1_mac_postamble is not a duplicate. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Remove AR955x INI duplicatesSujith Manoharan1-532/+8
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Update mac_postamble for AR9003 familySujith Manoharan1-1/+1
Enable the ALWAYS_KEYSEARCH bit in the initvals. Currently this is done in the driver, but adding this to the initvals makes it easier to be in sync with the INI files given by the systems engineering team. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Initialize baseband for DFS channelsSujith Manoharan3-0/+13
Certain baseband registers require different values to be programmed when operating in a DFS channel to ensure that radar detection works correctly. This is required for AR9300, AR9340 and AR9580. Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: Add initval arrays for DFS channelsSujith Manoharan3-2/+20
Signed-off-by: Sujith Manoharan <c_manoha@qca.qualcomm.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09rtlwifi: rtl8192c-common: Fix sparse warningLarry Finger1-1/+1
Sparse reports the following: CHECK drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c drivers/net/wireless/rtlwifi/rtl8192c/dm_common.c:570:34: warning: dubious: !x & y There should be a parens around the expression. Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09wcn36xx: enable the beaconing in mesh modeChun-Yeow Yeoh1-4/+8
Enable the beaconing in wnc36xx by tweaking the tim offset and force the use of AP-style beaconing. Otherwise, beaconing is not working. The tim offset is set to 256. Otherwise, this will overwrite mesh beacon submitted by mac80211. Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@cozybit.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09ath9k: enable dfs for mesh modeChun-Yeow Yeoh1-0/+3
Signed-off-by: Chun-Yeow Yeoh <yeohchunyeow@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09mwifiex: do not flood kmsg/dmesg with USB debug messagesUjjal Roy1-1/+1
When TX data URB reaches high water mark the message "data: -ENOSR is returned" is printed. This is not an error case, so change it to debug print. Signed-off-by: Ujjal Roy <royujjal@gmail.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09mwifiex: remove redundant goto exit_remove statementAmitkumar Karwar1-6/+2
The check for 'priv' pointer is redundant. 'priv' won't be used later in this routine. 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>
2013-12-09mwifiex: update statistics for bridged packets on AP interfaceUjjal Roy1-1/+14
The bridged packets are updated to statistics on both TX and RX paths. Also fix a typo in the comment. Signed-off-by: Ujjal Roy <royujjal@gmail.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09mwifiex: correct TX byte count statisticsUjjal Roy5-1/+5
The skb is modified in sending the TX packet. Save the original packet length to a variable so that we can get the correct statistics update. Signed-off-by: Ujjal Roy <royujjal@gmail.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09mwifiex: correct RX byte count statisticsUjjal Roy1-2/+3
The skb is modified in processing the RX packet. Save the original packet length to a variable so that we can get the correct statistics update. Signed-off-by: Ujjal Roy <royujjal@gmail.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09mwifiex: fix rx_pending count imbalanceUjjal Roy6-31/+19
RX packets are handled in different paths. Not all paths have decrement of rx_pending counter. This patch fixes the counter imbalance. Signed-off-by: Ujjal Roy <royujjal@gmail.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09mwifiex: avoid using variable name eth_hdrBing Zhao1-10/+10
eth_hdr is defined in kernel. Use a different variable name in our functions. Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09mwifiex: fix an issue with Appletalk devicesAmitkumar Karwar2-4/+12
SNAP/LLC header in the AARP packet is being stripped off while preparing an EthernetII header. Annex M, Table M.3 in 802.11 spec says that some header (ex. AppleTalk AARP(2)) should pass through untouched. This patch modifies the check to exclude/include EthernetII header translation for special cases. 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>
2013-12-09mwifiex: remove rfc1042_eth_hdr variableAmitkumar Karwar2-6/+4
Use 'rfc1042_header' available in net/wireless/util.c 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>
2013-12-09mwifiex: declare snap_type as __be16 variableAmitkumar Karwar2-4/+4
Actually we are updating snap_type with h_proto (__be16 variable) in ethernet frame header. Hence endianness conversion is not required. 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>
2013-12-09mwifiex: use little-endian variables in firmware structuresUjjal Roy3-17/+17
The firmware expects the command structure members in little endianness. Signed-off-by: Ujjal Roy <royujjal@gmail.com> Signed-off-by: Bing Zhao <bzhao@marvell.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
2013-12-09Merge tag 'for-linville-20131203' of git://github.com/kvalo/athJohn W. Linville18-406/+1413
Conflicts: drivers/net/wireless/ath/ath10k/htc.c drivers/net/wireless/ath/ath10k/mac.c
2013-12-09iwlwifi: mvm: rs: fix compilation without CONFIG_MAC80211_DEBUGFSEmmanuel Grumbach1-65/+63
This fixes compilation issues with CONFIG_MAC80211_DEBUGFS not enabled. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: BT Coex - enable Sync to SCOEmmanuel Grumbach2-1/+3
Sync to SCO is a feature that allows to synchronise the wifi activity with the predictable BT activity in SCO profile. This allows to reduce the collisions and improve overall quality. Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: overhaul search cycle state machineEyal Shapira2-527/+458
Rewrite the search cycle state machine to use a more data oriented approach where the different Tx columns (configs) limitations and next columns to search are reprsented in tables which are easy to change. This overhaul also includes several major fixes: 1. Prevent going back to a specific Tx column in a search cycle if it was already explored. 2. Avoid switching to a Tx column that doesn't have any chance if it performs perfectly to beat the current throughput we're getting. These issues were degrading throughput as they were causing switching to "bad" Tx columns. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: use the proper channel width define for legacy rateEyal Shapira1-1/+1
Use the 20Mhz channel width define instead of just the number zero for legacy rates. Note that the define has the same value so this is just a minor cleanup. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: fix mapping from HT/VHT rates to legacyEyal Shapira1-13/+12
The table rs_ht_to_legacy is used to get the next legacy rate following the last HT or VHT rate in the LQ rates table. The mapping wasn't correct as well as didn't include entries for MCS8/9 which led to out of bounds access. This didn't trigger a crash but led to legacy rate entries using 1Mbps rate. In 5Ghz this probably caused the Tx to fail completely given that Tx attempt would have reached the legacy entries and 1Mbps isn't valid. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: set dual_stream_ant_msk to ANT_AB alwaysEyal Shapira1-11/+1
Drop code which was relevant when there were chips with 3 antennas. Setting to ANT_AB should be ok with all mvm supported chips. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: remove unused parameter to rs_get_supported_ratesEyal Shapira1-10/+2
No use of the ieee80211 header. Drop it. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: refactor to use rs_rateEyal Shapira2-297/+331
Introduce rs_rate which represents a rate. Use this structure instead of iwl_scale_tbl_info where we're dealing with a single rate. This avoids allocating the big iwl_scale_tbl_info structure on the stack in several cases like converting to ucode rate format or from ucode rate format. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: remove unused timestamp fieldEyal Shapira2-5/+0
Remove this as it's unused. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: increase stay in column timeoutEyal Shapira1-3/+3
Remain in the same Tx modulation (i.e. column) for a longer time before starting a search cycle for a better modulation. This has been shown to give better results. Also change the name of the timeout define to better match its description. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: rename thresholds definesEyal Shapira2-3/+3
Rename for clearer names. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
2013-12-09iwlwifi: mvm: rs: update expected TPT tables if aggregation changedEyal Shapira1-2/+8
Expected TPT table was updated only when switching to a new modulation. This is wrong as toggling aggregation changes the expected TPT signficantly. This leads to scenarios where turning aggregation on after being in MIMO sends us back to SISO despite a perfect success ratio. This occurred because the TPT of the SISO mode was being estimated based on aggregation while the MIMO one wasn't. Also remove an error print which isn't an error anymore since we might be updating the expected TPT table due to aggregation changes. Signed-off-by: Eyal Shapira <eyal@wizery.com> Signed-off-by: Emmanuel Grumbach <emmanuel.grumbach@intel.com>
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