[PATCH 1/4] staging: brcm80211: Remove abstraction layer for dma alignment

Brett Rudley brudley at broadcom.com
Tue Nov 2 00:10:15 UTC 2010


Directly align buffers instead of abstracting it.

Signed-off-by: Brett Rudley <brudley at broadcom.com>
---
 drivers/staging/brcm80211/include/linux_osl.h |    2 --
 drivers/staging/brcm80211/util/linux_osl.c    |    7 +------
 2 files changed, 1 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/brcm80211/include/linux_osl.h b/drivers/staging/brcm80211/include/linux_osl.h
index b13ae76..e6d2f30 100644
--- a/drivers/staging/brcm80211/include/linux_osl.h
+++ b/drivers/staging/brcm80211/include/linux_osl.h
@@ -91,8 +91,6 @@ typedef struct {
 
 #define BUS_SWAP32(v)		(v)
 
-#define	DMA_CONSISTENT_ALIGN	osl_dma_consistent_align()
-extern uint osl_dma_consistent_align(void);
 extern void *osl_dma_alloc_consistent(osl_t *osh, uint size, u16 align,
 				      uint *tot, unsigned long *pap);
 
diff --git a/drivers/staging/brcm80211/util/linux_osl.c b/drivers/staging/brcm80211/util/linux_osl.c
index effe043..01851e5 100644
--- a/drivers/staging/brcm80211/util/linux_osl.c
+++ b/drivers/staging/brcm80211/util/linux_osl.c
@@ -285,11 +285,6 @@ uint osl_pci_slot(osl_t *osh)
 	return PCI_SLOT(((struct pci_dev *)osh->pdev)->devfn);
 }
 
-uint osl_dma_consistent_align(void)
-{
-	return PAGE_SIZE;
-}
-
 void *osl_dma_alloc_consistent(osl_t *osh, uint size, u16 align_bits,
 			       uint *alloced, unsigned long *pap)
 {
@@ -297,7 +292,7 @@ void *osl_dma_alloc_consistent(osl_t *osh, uint size, u16 align_bits,
 
 	if (align_bits) {
 		u16 align = (1 << align_bits);
-		if (!IS_ALIGNED(DMA_CONSISTENT_ALIGN, align))
+		if (!IS_ALIGNED(PAGE_SIZE, align))
 			size += align;
 		*alloced = size;
 	}
-- 
1.6.3.3





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