diff options
Diffstat (limited to 'package/mac80211/patches/404-ath9k-uninline-ath9k_io-read-write-32-routines.patch')
-rw-r--r-- | package/mac80211/patches/404-ath9k-uninline-ath9k_io-read-write-32-routines.patch | 104 |
1 files changed, 0 insertions, 104 deletions
diff --git a/package/mac80211/patches/404-ath9k-uninline-ath9k_io-read-write-32-routines.patch b/package/mac80211/patches/404-ath9k-uninline-ath9k_io-read-write-32-routines.patch deleted file mode 100644 index d461cb17e..000000000 --- a/package/mac80211/patches/404-ath9k-uninline-ath9k_io-read-write-32-routines.patch +++ /dev/null @@ -1,104 +0,0 @@ -From dd51972ba5d11df434faf9171fe02c0cc48d35c1 Mon Sep 17 00:00:00 2001 -From: Gabor Juhos <juhosg@openwrt.org> -Date: Wed, 29 Apr 2009 08:52:16 +0200 -Subject: [PATCH] ath9k: uninline ath9k_io{read,write}32 routines - -The spin_lock handling uses lots of instructions on some archs. -With this patch the size of the ath9k module will be significantly -smaller. - -Signed-off-by: Gabor Juhos <juhosg@openwrt.org> ---- -Example results on different platforms: - -xscale: 468344 -> 293022 (62.6%) -mips32: 549847 -> 389421 (70.8%) -mips32r2: 510520 -> 394020 (77.2%) -ppc40x: 365153 -> 296928 (81.3%) - - drivers/net/wireless/ath9k/ath9k.h | 33 +------------------------------ - drivers/net/wireless/ath9k/hw.c | 32 +++++++++++++++++++++++++++++++ - 2 files changed, 34 insertions(+), 31 deletions(-) - ---- a/drivers/net/wireless/ath9k/ath9k.h -+++ b/drivers/net/wireless/ath9k/ath9k.h -@@ -721,36 +721,7 @@ void ath9k_wiphy_pause_all_forced(struct - bool ath9k_wiphy_scanning(struct ath_softc *sc); - void ath9k_wiphy_work(struct work_struct *work); - --/* -- * Read and write, they both share the same lock. We do this to serialize -- * reads and writes on Atheros 802.11n PCI devices only. This is required -- * as the FIFO on these devices can only accept sanely 2 requests. After -- * that the device goes bananas. Serializing the reads/writes prevents this -- * from happening. -- */ -- --static inline void ath9k_iowrite32(struct ath_hw *ah, u32 reg_offset, u32 val) --{ -- if (ah->config.serialize_regmode == SER_REG_MODE_ON) { -- unsigned long flags; -- spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); -- iowrite32(val, ah->ah_sc->mem + reg_offset); -- spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); -- } else -- iowrite32(val, ah->ah_sc->mem + reg_offset); --} -- --static inline unsigned int ath9k_ioread32(struct ath_hw *ah, u32 reg_offset) --{ -- u32 val; -- if (ah->config.serialize_regmode == SER_REG_MODE_ON) { -- unsigned long flags; -- spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); -- val = ioread32(ah->ah_sc->mem + reg_offset); -- spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); -- } else -- val = ioread32(ah->ah_sc->mem + reg_offset); -- return val; --} -+void ath9k_iowrite32(struct ath_hw *ah, u32 reg_offset, u32 val); -+unsigned int ath9k_ioread32(struct ath_hw *ah, u32 reg_offset); - - #endif /* ATH9K_H */ ---- a/drivers/net/wireless/ath9k/hw.c -+++ b/drivers/net/wireless/ath9k/hw.c -@@ -84,6 +84,38 @@ static u32 ath9k_hw_mac_to_clks(struct a - return ath9k_hw_mac_clks(ah, usecs); - } - -+/* -+ * Read and write, they both share the same lock. We do this to serialize -+ * reads and writes on Atheros 802.11n PCI devices only. This is required -+ * as the FIFO on these devices can only accept sanely 2 requests. After -+ * that the device goes bananas. Serializing the reads/writes prevents this -+ * from happening. -+ */ -+ -+void ath9k_iowrite32(struct ath_hw *ah, u32 reg_offset, u32 val) -+{ -+ if (ah->config.serialize_regmode == SER_REG_MODE_ON) { -+ unsigned long flags; -+ spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); -+ iowrite32(val, ah->ah_sc->mem + reg_offset); -+ spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); -+ } else -+ iowrite32(val, ah->ah_sc->mem + reg_offset); -+} -+ -+unsigned int ath9k_ioread32(struct ath_hw *ah, u32 reg_offset) -+{ -+ u32 val; -+ if (ah->config.serialize_regmode == SER_REG_MODE_ON) { -+ unsigned long flags; -+ spin_lock_irqsave(&ah->ah_sc->sc_serial_rw, flags); -+ val = ioread32(ah->ah_sc->mem + reg_offset); -+ spin_unlock_irqrestore(&ah->ah_sc->sc_serial_rw, flags); -+ } else -+ val = ioread32(ah->ah_sc->mem + reg_offset); -+ return val; -+} -+ - bool ath9k_hw_wait(struct ath_hw *ah, u32 reg, u32 mask, u32 val, u32 timeout) - { - int i; |