We should use our common cache maintenance functions when possible.
Signed-off-by: Gurchetan Singh gurchetansingh@chromium.org --- drivers/gpu/drm/rockchip/rockchip_drm_gem.c | 7 ++----- drivers/gpu/drm/tegra/gem.c | 7 ++----- 2 files changed, 4 insertions(+), 10 deletions(-)
diff --git a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c index 8ac7eb25e46d..0652c2f79719 100644 --- a/drivers/gpu/drm/rockchip/rockchip_drm_gem.c +++ b/drivers/gpu/drm/rockchip/rockchip_drm_gem.c @@ -14,6 +14,7 @@
#include <drm/drm.h> #include <drm/drmP.h> +#include <drm/drm_cache.h> #include <drm/drm_gem.h> #include <drm/drm_vma_manager.h> #include <linux/iommu.h> @@ -99,15 +100,11 @@ static int rockchip_gem_get_pages(struct rockchip_gem_object *rk_obj) /* * Fake up the SG table so that dma_sync_sg_for_device() can be used * to flush the pages associated with it. - * - * TODO: Replace this by drm_flush_sg() once it can be implemented - * without relying on symbols that are not exported. */ for_each_sg(rk_obj->sgt->sgl, s, rk_obj->sgt->nents, i) sg_dma_address(s) = sg_phys(s);
- dma_sync_sg_for_device(drm->dev, rk_obj->sgt->sgl, rk_obj->sgt->nents, - DMA_TO_DEVICE); + drm_flush_sg(rk_obj->sgt);
return 0;
diff --git a/drivers/gpu/drm/tegra/gem.c b/drivers/gpu/drm/tegra/gem.c index 49b9bf28f872..0db403653adc 100644 --- a/drivers/gpu/drm/tegra/gem.c +++ b/drivers/gpu/drm/tegra/gem.c @@ -15,6 +15,7 @@
#include <linux/dma-buf.h> #include <linux/iommu.h> +#include <drm/drm_cache.h> #include <drm/tegra_drm.h>
#include "drm.h" @@ -229,15 +230,11 @@ static int tegra_bo_get_pages(struct drm_device *drm, struct tegra_bo *bo) /* * Fake up the SG table so that dma_sync_sg_for_device() can be used * to flush the pages associated with it. - * - * TODO: Replace this by drm_clflash_sg() once it can be implemented - * without relying on symbols that are not exported. */ for_each_sg(bo->sgt->sgl, s, bo->sgt->nents, i) sg_dma_address(s) = sg_phys(s);
- dma_sync_sg_for_device(drm->dev, bo->sgt->sgl, bo->sgt->nents, - DMA_TO_DEVICE); + drm_flush_sg(bo->sgt);
return 0;