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authorFelix Fietkau <nbd@openwrt.org>2009-12-05 17:12:56 +0000
committerFelix Fietkau <nbd@openwrt.org>2009-12-05 17:12:56 +0000
commit6cdf436893d94eef9c3ee47814ea324c0ed4ce2f (patch)
tree35ed81d367fb463fdf89733428a0aca2cb9ed3dc /package/mac80211/patches/500-ath_use_gfp_dma.patch
parentfee32f227e00406e2439d0313b76a21aa0e8a83f (diff)
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mac80211: update to compat-wireless 2009-12-05 and fix a critical bug in ath9k tx status reporting
SVN-Revision: 18666
Diffstat (limited to 'package/mac80211/patches/500-ath_use_gfp_dma.patch')
-rw-r--r--package/mac80211/patches/500-ath_use_gfp_dma.patch17
1 files changed, 17 insertions, 0 deletions
diff --git a/package/mac80211/patches/500-ath_use_gfp_dma.patch b/package/mac80211/patches/500-ath_use_gfp_dma.patch
new file mode 100644
index 0000000000..9390a2faaa
--- /dev/null
+++ b/package/mac80211/patches/500-ath_use_gfp_dma.patch
@@ -0,0 +1,17 @@
+--- a/drivers/net/wireless/ath/main.c
++++ b/drivers/net/wireless/ath/main.c
+@@ -31,6 +31,14 @@ struct sk_buff *ath_rxbuf_alloc(struct a
+ u32 off;
+
+ /*
++ * Enable GFP_DMA in order to avoid using DMA bounce buffers
++ * on IXP4xx devices with more than 64M RAM
++ */
++#ifdef CONFIG_ARCH_IXP4XX
++ gfp_mask |= GFP_DMA;
++#endif
++
++ /*
+ * Cache-line-align. This is important (for the
+ * 5210 at least) as not doing so causes bogus data
+ * in rx'd frames.