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| author | Felix Fietkau <nbd@openwrt.org> | 2012-02-15 18:02:57 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2012-02-15 18:02:57 +0000 |
| commit | 253df9834730ff38f8f05f7ce74ebd3e9e88bfed (patch) | |
| tree | ef914f93b325a5274ee091414187bd3ce0764961 | |
| parent | b3b79365f3d244392e4fa43118f1b6063a2182ac (diff) | |
| download | upstream-253df9834730ff38f8f05f7ce74ebd3e9e88bfed.tar.gz upstream-253df9834730ff38f8f05f7ce74ebd3e9e88bfed.tar.bz2 upstream-253df9834730ff38f8f05f7ce74ebd3e9e88bfed.zip | |
ath9k: prevent writes to const data on AR9160
SVN-Revision: 30551
| -rw-r--r-- | package/mac80211/patches/300-pending_work.patch | 86 |
1 files changed, 86 insertions, 0 deletions
diff --git a/package/mac80211/patches/300-pending_work.patch b/package/mac80211/patches/300-pending_work.patch index d401b54bbd..93773d7eba 100644 --- a/package/mac80211/patches/300-pending_work.patch +++ b/package/mac80211/patches/300-pending_work.patch @@ -284,3 +284,89 @@ local->network_latency_notifier.notifier_call = ieee80211_max_network_latency; result = pm_qos_add_notifier(PM_QOS_NETWORK_LATENCY, +--- a/drivers/net/wireless/ath/ath9k/ar5008_phy.c ++++ b/drivers/net/wireless/ath/ath9k/ar5008_phy.c +@@ -489,8 +489,6 @@ static int ar5008_hw_rf_alloc_ext_banks( + ATH_ALLOC_BANK(ah->analogBank6Data, ah->iniBank6.ia_rows); + ATH_ALLOC_BANK(ah->analogBank6TPCData, ah->iniBank6TPC.ia_rows); + ATH_ALLOC_BANK(ah->analogBank7Data, ah->iniBank7.ia_rows); +- ATH_ALLOC_BANK(ah->addac5416_21, +- ah->iniAddac.ia_rows * ah->iniAddac.ia_columns); + ATH_ALLOC_BANK(ah->bank6Temp, ah->iniBank6.ia_rows); + + return 0; +@@ -519,7 +517,6 @@ static void ar5008_hw_rf_free_ext_banks( + ATH_FREE_BANK(ah->analogBank6Data); + ATH_FREE_BANK(ah->analogBank6TPCData); + ATH_FREE_BANK(ah->analogBank7Data); +- ATH_FREE_BANK(ah->addac5416_21); + ATH_FREE_BANK(ah->bank6Temp); + + #undef ATH_FREE_BANK +@@ -805,27 +802,7 @@ static int ar5008_hw_process_ini(struct + if (ah->eep_ops->set_addac) + ah->eep_ops->set_addac(ah, chan); + +- if (AR_SREV_5416_22_OR_LATER(ah)) { +- REG_WRITE_ARRAY(&ah->iniAddac, 1, regWrites); +- } else { +- struct ar5416IniArray temp; +- u32 addacSize = +- sizeof(u32) * ah->iniAddac.ia_rows * +- ah->iniAddac.ia_columns; +- +- /* For AR5416 2.0/2.1 */ +- memcpy(ah->addac5416_21, +- ah->iniAddac.ia_array, addacSize); +- +- /* override CLKDRV value at [row, column] = [31, 1] */ +- (ah->addac5416_21)[31 * ah->iniAddac.ia_columns + 1] = 0; +- +- temp.ia_array = ah->addac5416_21; +- temp.ia_columns = ah->iniAddac.ia_columns; +- temp.ia_rows = ah->iniAddac.ia_rows; +- REG_WRITE_ARRAY(&temp, 1, regWrites); +- } +- ++ REG_WRITE_ARRAY(&ah->iniAddac, 1, regWrites); + REG_WRITE(ah, AR_PHY_ADC_SERIAL_CTL, AR_PHY_SEL_INTERNAL_ADDAC); + + ENABLE_REGWRITE_BUFFER(ah); +--- a/drivers/net/wireless/ath/ath9k/ar9002_hw.c ++++ b/drivers/net/wireless/ath/ath9k/ar9002_hw.c +@@ -180,6 +180,25 @@ static void ar9002_hw_init_mode_regs(str + INIT_INI_ARRAY(&ah->iniAddac, ar5416Addac, + ARRAY_SIZE(ar5416Addac), 2); + } ++ ++ /* iniAddac needs to be modified for these chips */ ++ if (AR_SREV_9160(ah) || !AR_SREV_5416_22_OR_LATER(ah)) { ++ struct ar5416IniArray *addac = &ah->iniAddac; ++ u32 size = sizeof(u32) * addac->ia_rows * addac->ia_columns; ++ u32 *data; ++ ++ data = kmalloc(size, GFP_KERNEL); ++ if (!data) ++ return; ++ ++ memcpy(data, addac->ia_array, size); ++ addac->ia_array = data; ++ ++ if (!AR_SREV_5416_22_OR_LATER(ah)) { ++ /* override CLKDRV value */ ++ INI_RA(addac, 31,1) = 0; ++ } ++ } + } + + /* Support for Japan ch.14 (2484) spread */ +--- a/drivers/net/wireless/ath/ath9k/hw.h ++++ b/drivers/net/wireless/ath/ath9k/hw.h +@@ -940,7 +940,6 @@ struct ath_hw { + u32 *analogBank6Data; + u32 *analogBank6TPCData; + u32 *analogBank7Data; +- u32 *addac5416_21; + u32 *bank6Temp; + + u8 txpower_limit; |