From: Bob Copeland <me@bobcopeland.com>
Date: Wed, 15 Apr 2009 11:57:35 +0000 (-0400)
Subject: ath5k: use rx hw descriptor pointer for self-linked check
X-Git-Tag: v2.6.31-rc1~330^2~568^2~46
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=c57ca81576e7ca0369ea52c9ac5f35d0f6ca1270;p=pandora-kernel.git

ath5k: use rx hw descriptor pointer for self-linked check

This patch simplifies the code used to detect when the
self-linked DMA buffer is still in use by hardware, by
checking the hardware's rxdp register instead of looking
at the software buffer list.

Signed-off-by: Bob Copeland <me@bobcopeland.com>
Acked-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
---

Reading git-diff-tree failed