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mac80211: fix patch when running on ssb based devices

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SVN-Revision: 29922
This commit is contained in:
Hauke Mehrtens 2012-01-27 20:08:49 +00:00
parent 90805c366c
commit 45329cd793
1 changed files with 6 additions and 5 deletions
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11
package/mac80211/patches/830-b43-workaround-pcie-bcm4716.patch
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@ -1,4 +1,4 @@
From 8a0e33bd81eafd86252acf7d7ff1bd5362208d7a Mon Sep 17 00:00:00 2001
From 4f214b1ead0af7439921637645cb63f378516175 Mon Sep 17 00:00:00 2001
From: Hauke Mehrtens <hauke@hauke-m.de>
Date: Sat, 21 Jan 2012 18:48:38 +0100
Subject: [PATCH 33/34] b43: add workaround for b43 on pcie bus of bcm4716.
@ -11,15 +11,15 @@ This code is based on the brcmsmac driver.
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
---
drivers/net/wireless/b43/b43.h | 25 +++++++++++++++++++++++++
drivers/net/wireless/b43/b43.h | 26 ++++++++++++++++++++++++++
drivers/net/wireless/b43/bus.h | 10 ++++++++++
drivers/net/wireless/b43/phy_common.c | 6 ++++++
drivers/net/wireless/b43/phy_n.c | 10 +++++-----
4 files changed, 46 insertions(+), 5 deletions(-)
4 files changed, 47 insertions(+), 5 deletions(-)
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -1016,6 +1016,31 @@ static inline bool b43_using_pio_transfe
@@ -1016,6 +1016,32 @@ static inline bool b43_using_pio_transfe
return dev->__using_pio_transfers;
}
@ -28,11 +28,12 @@ Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
+ * transactions. As a fix, a read after write is performed on certain places
+ * in the code. Older chips and the newer 5357 family don't require this fix.
+ */
+#ifdef CONFIG_BCM47XX
+#ifdef CONFIG_BCM47XX_BCMA
+#include <asm/mach-bcm47xx/bcm47xx.h>
+static inline void b43_wflush16(struct b43_wldev *dev, u16 offset, u16 value)
+{
+ if (b43_bus_host_is_pci(dev->dev) &&
+ bcm47xx_bus_type == BCM47XX_BUS_TYPE_BCMA &&
+ (bcm47xx_bus.bcma.bus.chipinfo.id == 0x4716 ||
+ bcm47xx_bus.bcma.bus.chipinfo.id == 0x5300)) {
+ b43_write16(dev, offset, value);