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authorFelix Fietkau <nbd@openwrt.org>2008-07-17 02:30:08 +0000
committerFelix Fietkau <nbd@openwrt.org>2008-07-17 02:30:08 +0000
commitba605c7bf0305cb42febac3e7d74fd7d80796a72 (patch)
tree547d05d8319b3931a4fa1e5b1a5cbd543af52361 /package/madwifi/patches-r3776/126-rxerr_frames.patch
parentc9694199b4d8289f52bf27b9d4e5e2bc78b3e72e (diff)
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huge madwifi update (work in progress, disabled by default, compiles but breaks at run time)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11851 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/madwifi/patches-r3776/126-rxerr_frames.patch')
-rw-r--r--package/madwifi/patches-r3776/126-rxerr_frames.patch29
1 files changed, 29 insertions, 0 deletions
diff --git a/package/madwifi/patches-r3776/126-rxerr_frames.patch b/package/madwifi/patches-r3776/126-rxerr_frames.patch
new file mode 100644
index 0000000000..4639b5abfb
--- /dev/null
+++ b/package/madwifi/patches-r3776/126-rxerr_frames.patch
@@ -0,0 +1,29 @@
+Index: madwifi-trunk-r3776/ath/if_ath.c
+===================================================================
+--- madwifi-trunk-r3776.orig/ath/if_ath.c 2008-07-17 00:52:28.000000000 +0200
++++ madwifi-trunk-r3776/ath/if_ath.c 2008-07-17 00:53:04.000000000 +0200
+@@ -6451,9 +6451,6 @@
+ rs = &bf->bf_dsstatus.ds_rxstat;
+
+ len = rs->rs_datalen;
+- /* DMA sync. dies spectacularly if len == 0 */
+- if (len == 0)
+- goto rx_next;
+ if (rs->rs_more) {
+ /* Frame spans multiple descriptors; this
+ * cannot happen yet as we don't support
+@@ -6513,8 +6510,12 @@
+ * setup again to receive another frame.
+ * NB: Meta-data (rs, noise, tsf) in the ath_buf is still
+ * used. */
+- bus_dma_sync_single(sc->sc_bdev,
+- bf->bf_skbaddr, len, BUS_DMA_FROMDEVICE);
++
++ /* DMA sync. dies spectacularly if len == 0 */
++ if (len != 0) {
++ bus_dma_sync_single(sc->sc_bdev,
++ bf->bf_skbaddr, len, BUS_DMA_FROMDEVICE);
++ }
+ skb = ath_rxbuf_take_skb(sc, bf);
+
+ sc->sc_stats.ast_ant_rx[rs->rs_antenna]++;