diff options
Diffstat (limited to 'drivers/gpu/drm/tinydrm/repaper.c')
| -rw-r--r-- | drivers/gpu/drm/tinydrm/repaper.c | 33 |
1 files changed, 12 insertions, 21 deletions
diff --git a/drivers/gpu/drm/tinydrm/repaper.c b/drivers/gpu/drm/tinydrm/repaper.c index 75740630c410..1ee6855212a0 100644 --- a/drivers/gpu/drm/tinydrm/repaper.c +++ b/drivers/gpu/drm/tinydrm/repaper.c @@ -540,14 +540,8 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb, clip.y1 = 0; clip.y2 = fb->height; - mutex_lock(&tdev->dirty_lock); - if (!epd->enabled) - goto out_unlock; - - /* fbdev can flush even when we're not interested */ - if (tdev->pipe.plane.fb != fb) - goto out_unlock; + return 0; repaper_get_temperature(epd); @@ -555,16 +549,14 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb, epd->factored_stage_time); buf = kmalloc(fb->width * fb->height, GFP_KERNEL); - if (!buf) { - ret = -ENOMEM; - goto out_unlock; - } + if (!buf) + return -ENOMEM; if (import_attach) { ret = dma_buf_begin_cpu_access(import_attach->dmabuf, DMA_FROM_DEVICE); if (ret) - goto out_unlock; + goto out_free; } tinydrm_xrgb8888_to_gray8(buf, cma_obj->vaddr, fb, &clip); @@ -573,7 +565,7 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb, ret = dma_buf_end_cpu_access(import_attach->dmabuf, DMA_FROM_DEVICE); if (ret) - goto out_unlock; + goto out_free; } repaper_gray8_to_mono_reversed(buf, fb->width, fb->height); @@ -625,11 +617,7 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb, } } -out_unlock: - mutex_unlock(&tdev->dirty_lock); - - if (ret) - DRM_DEV_ERROR(fb->dev->dev, "Failed to update display (%d)\n", ret); +out_free: kfree(buf); return ret; @@ -638,7 +626,7 @@ out_unlock: static const struct drm_framebuffer_funcs repaper_fb_funcs = { .destroy = drm_gem_fb_destroy, .create_handle = drm_gem_fb_create_handle, - .dirty = repaper_fb_dirty, + .dirty = tinydrm_fb_dirty, }; static void power_off(struct repaper_epd *epd) @@ -659,7 +647,8 @@ static void power_off(struct repaper_epd *epd) } static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe, - struct drm_crtc_state *crtc_state) + struct drm_crtc_state *crtc_state, + struct drm_plane_state *plane_state) { struct tinydrm_device *tdev = pipe_to_tinydrm(pipe); struct repaper_epd *epd = epd_from_tinydrm(tdev); @@ -852,7 +841,7 @@ static const struct drm_simple_display_pipe_funcs repaper_pipe_funcs = { .enable = repaper_pipe_enable, .disable = repaper_pipe_disable, .update = tinydrm_display_pipe_update, - .prepare_fb = tinydrm_display_pipe_prepare_fb, + .prepare_fb = drm_gem_fb_simple_display_pipe_prepare_fb, }; static const uint32_t repaper_formats[] = { @@ -1069,6 +1058,8 @@ static int repaper_probe(struct spi_device *spi) if (ret) return ret; + tdev->fb_dirty = repaper_fb_dirty; + ret = tinydrm_display_pipe_init(tdev, &repaper_pipe_funcs, DRM_MODE_CONNECTOR_VIRTUAL, repaper_formats, |