Replace dma_buf_begin_cpu_access() with drm_gem_fb_begin_cpu_access(); same for _end_cpu_access(). Remove some boiler-plate code. No functional changes.
Signed-off-by: Thomas Zimmermann tzimmermann@suse.de --- drivers/gpu/drm/tiny/repaper.c | 18 ++++-------------- 1 file changed, 4 insertions(+), 14 deletions(-)
diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c index 007d9d59f01c..4d07b21a16e6 100644 --- a/drivers/gpu/drm/tiny/repaper.c +++ b/drivers/gpu/drm/tiny/repaper.c @@ -14,7 +14,6 @@ */
#include <linux/delay.h> -#include <linux/dma-buf.h> #include <linux/gpio/consumer.h> #include <linux/module.h> #include <linux/property.h> @@ -532,7 +531,6 @@ static void repaper_gray8_to_mono_reversed(u8 *buf, u32 width, u32 height) static int repaper_fb_dirty(struct drm_framebuffer *fb) { struct drm_gem_cma_object *cma_obj = drm_fb_cma_get_gem_obj(fb, 0); - struct dma_buf_attachment *import_attach = cma_obj->base.import_attach; struct repaper_epd *epd = drm_to_epd(fb->dev); struct drm_rect clip; int idx, ret = 0; @@ -558,21 +556,13 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb) goto out_exit; }
- if (import_attach) { - ret = dma_buf_begin_cpu_access(import_attach->dmabuf, - DMA_FROM_DEVICE); - if (ret) - goto out_free; - } + ret = drm_gem_fb_begin_cpu_access(fb, DMA_FROM_DEVICE); + if (ret) + goto out_free;
drm_fb_xrgb8888_to_gray8(buf, cma_obj->vaddr, fb, &clip);
- if (import_attach) { - ret = dma_buf_end_cpu_access(import_attach->dmabuf, - DMA_FROM_DEVICE); - if (ret) - goto out_free; - } + drm_gem_fb_end_cpu_access(fb, DMA_FROM_DEVICE);
repaper_gray8_to_mono_reversed(buf, fb->width, fb->height);