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authorThomas Zimmermann <tzimmermann@suse.de>2021-07-16 16:08:01 +0200
committerThomas Zimmermann <tzimmermann@suse.de>2021-07-23 20:18:14 +0200
commit9200454ca0478cdf52232e2b007189e3e307a07d (patch)
treebcaaf0831a4f7b8754b7748d05e5f0d9f2a83136
parentbaf6c24bacdde421823cf14420c84d610c1eda51 (diff)
downloadlinux-9200454ca0478cdf52232e2b007189e3e307a07d.tar.bz2
drm/st7586: Use framebuffer dma-buf helpers
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> Reviewed-by: Noralf Trønnes <noralf@tronnes.org> Acked-by: Daniel Vetter <daniel.vetter@ffwll.ch> Acked-by: David Lechner <david@lechnology.com> Link: https://patchwork.freedesktop.org/patch/msgid/20210716140801.1215-8-tzimmermann@suse.de
-rw-r--r--drivers/gpu/drm/tiny/st7586.c18
1 files changed, 6 insertions, 12 deletions
diff --git a/drivers/gpu/drm/tiny/st7586.c b/drivers/gpu/drm/tiny/st7586.c
index 1be55bed609a..ad0faa8723c2 100644
--- a/drivers/gpu/drm/tiny/st7586.c
+++ b/drivers/gpu/drm/tiny/st7586.c
@@ -6,7 +6,6 @@
*/
#include <linux/delay.h>
-#include <linux/dma-buf.h>
#include <linux/gpio/consumer.h>
#include <linux/module.h>
#include <linux/property.h>
@@ -21,6 +20,7 @@
#include <drm/drm_format_helper.h>
#include <drm/drm_gem_atomic_helper.h>
#include <drm/drm_gem_cma_helper.h>
+#include <drm/drm_gem_framebuffer_helper.h>
#include <drm/drm_managed.h>
#include <drm/drm_mipi_dbi.h>
#include <drm/drm_rect.h>
@@ -92,24 +92,18 @@ static int st7586_buf_copy(void *dst, struct drm_framebuffer *fb,
struct drm_rect *clip)
{
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;
void *src = cma_obj->vaddr;
int ret = 0;
- if (import_attach) {
- ret = dma_buf_begin_cpu_access(import_attach->dmabuf,
- DMA_FROM_DEVICE);
- if (ret)
- return ret;
- }
+ ret = drm_gem_fb_begin_cpu_access(fb, DMA_FROM_DEVICE);
+ if (ret)
+ return ret;
st7586_xrgb8888_to_gray332(dst, src, fb, clip);
- if (import_attach)
- ret = dma_buf_end_cpu_access(import_attach->dmabuf,
- DMA_FROM_DEVICE);
+ drm_gem_fb_end_cpu_access(fb, DMA_FROM_DEVICE);
- return ret;
+ return 0;
}
static void st7586_fb_dirty(struct drm_framebuffer *fb, struct drm_rect *rect)