From 3a9c85647546cda7fe87a234916abae1f7b45e0e Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Fri, 24 Dec 2010 12:09:36 +0000 Subject: [PATCH] ath9k: add pending fixes for revision checks and handling of the hw workaround register SVN-Revision: 24818 --- .../patches/310-ath9k_pending_work.patch | 44 ++++++++++++++++++- 1 file changed, 43 insertions(+), 1 deletion(-) diff --git a/package/mac80211/patches/310-ath9k_pending_work.patch b/package/mac80211/patches/310-ath9k_pending_work.patch index ec0a26197e..7278551d18 100644 --- a/package/mac80211/patches/310-ath9k_pending_work.patch +++ b/package/mac80211/patches/310-ath9k_pending_work.patch @@ -92,7 +92,49 @@ if (!ath9k_hw_private_ops(ah)->restore_chainmask) --- a/drivers/net/wireless/ath/ath9k/hw.c +++ b/drivers/net/wireless/ath/ath9k/hw.c -@@ -1399,7 +1399,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st +@@ -491,6 +491,17 @@ static int __ath9k_hw_init(struct ath_hw + if (ah->hw_version.devid == AR5416_AR9100_DEVID) + ah->hw_version.macVersion = AR_SREV_VERSION_9100; + ++ ath9k_hw_read_revisions(ah); ++ ++ /* ++ * Read back AR_WA into a permanent copy and set bits 14 and 17. ++ * We need to do this to avoid RMW of this register. We cannot ++ * read the reg when chip is asleep. ++ */ ++ ah->WARegVal = REG_READ(ah, AR_WA); ++ ah->WARegVal |= (AR_WA_D3_L1_DISABLE | ++ AR_WA_ASPM_TIMER_BASED_DISABLE); ++ + if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON)) { + ath_err(common, "Couldn't reset chip\n"); + return -EIO; +@@ -559,14 +570,6 @@ static int __ath9k_hw_init(struct ath_hw + + ath9k_hw_init_mode_regs(ah); + +- /* +- * Read back AR_WA into a permanent copy and set bits 14 and 17. +- * We need to do this to avoid RMW of this register. We cannot +- * read the reg when chip is asleep. +- */ +- ah->WARegVal = REG_READ(ah, AR_WA); +- ah->WARegVal |= (AR_WA_D3_L1_DISABLE | +- AR_WA_ASPM_TIMER_BASED_DISABLE); + + if (ah->is_pciexpress) + ath9k_hw_configpcipowersave(ah, 0, 0); +@@ -1078,8 +1081,6 @@ static bool ath9k_hw_set_reset_power_on( + return false; + } + +- ath9k_hw_read_revisions(ah); +- + return ath9k_hw_set_reset(ah, ATH9K_RESET_WARM); + } + +@@ -1399,7 +1400,7 @@ int ath9k_hw_reset(struct ath_hw *ah, st ath9k_hw_init_qos(ah); if (ah->caps.hw_caps & ATH9K_HW_CAP_RFSILENT) -- 2.30.2