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| author |   John W. Linville <linville@tuxdriver.com> | 2009-12-29 14:07:42 -0500 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2009-12-29 14:07:42 -0500 |
| commit | 55afc80b2ab100618c17af77915f75307b6bd5d1 (patch) | |
| tree | 61521aeabc56788ceac926a15d0d6d081b6a6da8 /drivers/net/wireless/b43/dma.h | |
| parent | iwmc3200wifi: fix array out-of-boundary access (diff) | |
| download | linux-dev-55afc80b2ab100618c17af77915f75307b6bd5d1.tar.xz linux-dev-55afc80b2ab100618c17af77915f75307b6bd5d1.zip | |
Revert "b43: Enforce DMA descriptor memory constraints"
This reverts commit 9bd568a50c446433038dec2a5186c5c57c3dbd23.
That commit is shown to cause allocation failures during initialization
on some machines.
http://bugzilla.kernel.org/show_bug.cgi?id=14844
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to '')
| -rw-r--r-- | drivers/net/wireless/b43/dma.h | 7 |
1 files changed, 1 insertions, 6 deletions
diff --git a/drivers/net/wireless/b43/dma.h b/drivers/net/wireless/b43/dma.h index e607b392314c..f7ab37c4cdbc 100644 --- a/drivers/net/wireless/b43/dma.h +++ b/drivers/net/wireless/b43/dma.h @@ -157,6 +157,7 @@ struct b43_dmadesc_generic { } __attribute__ ((__packed__)); /* Misc DMA constants */ +#define B43_DMA_RINGMEMSIZE PAGE_SIZE #define B43_DMA0_RX_FRAMEOFFSET 30 /* DMA engine tuning knobs */ @@ -246,12 +247,6 @@ struct b43_dmaring { /* The QOS priority assigned to this ring. Only used for TX rings. * This is the mac80211 "queue" value. */ u8 queue_prio; - /* Pointers and size of the originally allocated and mapped memory - * region for the descriptor ring. */ - void *alloc_descbase; - dma_addr_t alloc_dmabase; - unsigned int alloc_descsize; - /* Pointer to our wireless device. */ struct b43_wldev *dev; #ifdef CONFIG_B43_DEBUG /* Maximum number of used slots. */ |