From b139cef40ade2d9be8a8a883144b89ebef069666 Mon Sep 17 00:00:00 2001
From: nbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 23 Mar 2011 20:16:58 +0000
Subject: ath9k: add a few de-bloating and optimization patches

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26281 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 .../patches/560-ath9k_move_regops_struct.patch     | 109 +++++++++++++++++++++
 1 file changed, 109 insertions(+)
 create mode 100644 package/mac80211/patches/560-ath9k_move_regops_struct.patch

(limited to 'package/mac80211/patches/560-ath9k_move_regops_struct.patch')

diff --git a/package/mac80211/patches/560-ath9k_move_regops_struct.patch b/package/mac80211/patches/560-ath9k_move_regops_struct.patch
new file mode 100644
index 000000000..8e52df451
--- /dev/null
+++ b/package/mac80211/patches/560-ath9k_move_regops_struct.patch
@@ -0,0 +1,109 @@
+--- a/drivers/net/wireless/ath/ath9k/hw.h
++++ b/drivers/net/wireless/ath/ath9k/hw.h
+@@ -65,24 +65,24 @@
+ 
+ /* Register read/write primitives */
+ #define REG_WRITE(_ah, _reg, _val) \
+-	ath9k_hw_common(_ah)->ops->write((_ah), (_val), (_reg))
++	(_ah)->reg_ops.write((_ah), (_val), (_reg))
+ 
+ #define REG_READ(_ah, _reg) \
+-	ath9k_hw_common(_ah)->ops->read((_ah), (_reg))
++	(_ah)->reg_ops.read((_ah), (_reg))
+ 
+ #define REG_READ_MULTI(_ah, _addr, _val, _cnt)		\
+-	ath9k_hw_common(_ah)->ops->multi_read((_ah), (_addr), (_val), (_cnt))
++	(_ah)->reg_ops.multi_read((_ah), (_addr), (_val), (_cnt))
+ 
+ #define ENABLE_REGWRITE_BUFFER(_ah)					\
+ 	do {								\
+-		if (ath9k_hw_common(_ah)->ops->enable_write_buffer)	\
+-			ath9k_hw_common(_ah)->ops->enable_write_buffer((_ah)); \
++		if ((_ah)->reg_ops.enable_write_buffer)	\
++			(_ah)->reg_ops.enable_write_buffer((_ah)); \
+ 	} while (0)
+ 
+ #define REGWRITE_BUFFER_FLUSH(_ah)					\
+ 	do {								\
+-		if (ath9k_hw_common(_ah)->ops->write_flush)		\
+-			ath9k_hw_common(_ah)->ops->write_flush((_ah));	\
++		if ((_ah)->reg_ops.write_flush)		\
++			(_ah)->reg_ops.write_flush((_ah));	\
+ 	} while (0)
+ 
+ #define SM(_v, _f)  (((_v) << _f##_S) & _f)
+@@ -659,6 +659,8 @@ struct ath_nf_limits {
+ #define AH_UNPLUGGED    0x2 /* The card has been physically removed. */
+ 
+ struct ath_hw {
++	struct ath_ops reg_ops;
++
+ 	struct ieee80211_hw *hw;
+ 	struct ath_common common;
+ 	struct ath9k_hw_version hw_version;
+--- a/drivers/net/wireless/ath/ath9k/htc_drv_init.c
++++ b/drivers/net/wireless/ath/ath9k/htc_drv_init.c
+@@ -430,14 +430,6 @@ static void ath9k_regwrite_flush(void *h
+ 	mutex_unlock(&priv->wmi->multi_write_mutex);
+ }
+ 
+-static const struct ath_ops ath9k_common_ops = {
+-	.read = ath9k_regread,
+-	.multi_read = ath9k_multi_regread,
+-	.write = ath9k_regwrite,
+-	.enable_write_buffer = ath9k_enable_regwrite_buffer,
+-	.write_flush = ath9k_regwrite_flush,
+-};
+-
+ static void ath_usb_read_cachesize(struct ath_common *common, int *csz)
+ {
+ 	*csz = L1_CACHE_BYTES >> 2;
+@@ -658,10 +650,15 @@ static int ath9k_init_priv(struct ath9k_
+ 	ah->hw_version.subsysid = 0; /* FIXME */
+ 	ah->hw_version.usbdev = drv_info;
+ 	ah->ah_flags |= AH_USE_EEPROM;
++	ah->reg_ops.read = ath9k_regread;
++	ah->reg_ops.multi_read = ath9k_multi_regread;
++	ah->reg_ops.write = ath9k_regwrite;
++	ah->reg_ops.enable_write_buffer = ath9k_enable_regwrite_buffer;
++	ah->reg_ops.write_flush = ath9k_regwrite_flush;
+ 	priv->ah = ah;
+ 
+ 	common = ath9k_hw_common(ah);
+-	common->ops = &ath9k_common_ops;
++	common->ops = &ah->reg_ops;
+ 	common->bus_ops = &ath9k_usb_bus_ops;
+ 	common->ah = ah;
+ 	common->hw = priv->hw;
+--- a/drivers/net/wireless/ath/ath9k/init.c
++++ b/drivers/net/wireless/ath/ath9k/init.c
+@@ -196,11 +196,6 @@ static unsigned int ath9k_ioread32(void 
+ 	return val;
+ }
+ 
+-static const struct ath_ops ath9k_common_ops = {
+-	.read = ath9k_ioread32,
+-	.write = ath9k_iowrite32,
+-};
+-
+ /**************************/
+ /*     Initialization     */
+ /**************************/
+@@ -551,6 +546,8 @@ static int ath9k_init_softc(u16 devid, s
+ 	ah->hw = sc->hw;
+ 	ah->hw_version.devid = devid;
+ 	ah->hw_version.subsysid = subsysid;
++	ah->reg_ops.read = ath9k_ioread32;
++	ah->reg_ops.write = ath9k_iowrite32;
+ 	sc->sc_ah = ah;
+ 
+ 	if (!pdata) {
+@@ -563,7 +560,7 @@ static int ath9k_init_softc(u16 devid, s
+ 	}
+ 
+ 	common = ath9k_hw_common(ah);
+-	common->ops = &ath9k_common_ops;
++	common->ops = &ah->reg_ops;
+ 	common->bus_ops = bus_ops;
+ 	common->ah = ah;
+ 	common->hw = sc->hw;
-- 
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