From: Andy Gross Date: Fri, 12 Oct 2012 04:07:36 +0000 (-0500) Subject: drm/omap: Use writecombine for descriptors X-Git-Tag: v3.8-rc1~178^2~1085 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fe4fc163dfe246f6dccb003eda7a8238fbc574e1;p=profile%2Fivi%2Fkernel-adaptation-intel-automotive.git drm/omap: Use writecombine for descriptors Use writecombine for descriptor and PAT programming memory. Signed-off-by: Andy Gross Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/staging/omapdrm/omap_dmm_tiler.c b/drivers/staging/omapdrm/omap_dmm_tiler.c index fda9efc..7c19c5c 100644 --- a/drivers/staging/omapdrm/omap_dmm_tiler.c +++ b/drivers/staging/omapdrm/omap_dmm_tiler.c @@ -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) {