diff options
| author | Thomas Zimmermann <tzimmermann@suse.de> | 2021-07-16 17:08:00 +0300 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2021-07-23 21:18:11 +0300 |
| commit | baf6c24bacdde421823cf14420c84d610c1eda51 (patch) | |
| tree | 3dc19ab43295fb891d201109af2a50b132637223 /drivers/gpu/drm/tiny/repaper.c | |
| parent | 329e2c42f8ea565c507f67fa97cb1839a2eb34cd (diff) | |
| download | linux-baf6c24bacdde421823cf14420c84d610c1eda51.tar.xz | |
drm/repaper: 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>
Link: https://patchwork.freedesktop.org/patch/msgid/20210716140801.1215-7-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/tiny/repaper.c')
| -rw-r--r-- | drivers/gpu/drm/tiny/repaper.c | 18 |
1 files 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); |