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drm/omap: Use writecombine for descriptors

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Use writecombine for descriptor and PAT programming memory.

Signed-off-by: Andy Gross <andy.gross@ti.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Gross 2012-10-11 23:07:36 -05:00 committed by Greg Kroah-Hartman
parent 0f562d1646
commit fe4fc163df
1 changed files with 2 additions and 2 deletions
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4
drivers/staging/omapdrm/omap_dmm_tiler.c
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@ -525,7 +525,7 @@ static int omap_dmm_remove(struct platform_device *dev)
kfree(omap_dmm->engines);
if (omap_dmm->refill_va)
dma_free_coherent(omap_dmm->dev,
dma_free_writecombine(omap_dmm->dev,
REFILL_BUFFER_SIZE * omap_dmm->num_engines,
omap_dmm->refill_va,
omap_dmm->refill_pa);
@ -633,7 +633,7 @@ static int omap_dmm_probe(struct platform_device *dev)
omap_dmm->dummy_pa = page_to_phys(omap_dmm->dummy_page);
/* alloc refill memory */
omap_dmm->refill_va = dma_alloc_coherent(&dev->dev,
omap_dmm->refill_va = dma_alloc_writecombine(&dev->dev,
REFILL_BUFFER_SIZE * omap_dmm->num_engines,
&omap_dmm->refill_pa, GFP_KERNEL);
if (!omap_dmm->refill_va) {