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drm/tiny/repaper: Drop edp->enabled 

Same patch as the mipi-dbi one, atomic tracks this for us already, we
just have to check the right thing.

Reviewed-by: Noralf Trønnes <noralf@tronnes.org>
Reviewed-by: Emil Velikov <emil.l.velikov@gmail.com>
Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
Cc: "Noralf Trønnes" <noralf@tronnes.org>
Link: https://patchwork.freedesktop.org/patch/msgid/20200612160056.2082681-8-daniel.vetter@ffwll.ch
This commit is contained in:
Daniel Vetter 2020-06-12 18:00:56 +02:00
parent ec971aaa67
commit e8411b7ede
1 changed files with 3 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

13
drivers/gpu/drm/tiny/repaper.c
View File

@ -88,7 +88,6 @@ struct repaper_epd {
u8 *line_buffer;
void *current_frame;
bool enabled;
bool cleared;
bool partial;
};
@ -538,9 +537,6 @@ static int repaper_fb_dirty(struct drm_framebuffer *fb)
int idx, ret = 0;
u8 *buf = NULL;
if (!epd->enabled)
return 0;
if (!drm_dev_enter(fb->dev, &idx))
return -ENODEV;
@ -786,7 +782,6 @@ static void repaper_pipe_enable(struct drm_simple_display_pipe *pipe,
*/
repaper_write_val(spi, 0x02, 0x04);
epd->enabled = true;
epd->partial = false;
out_exit:
drm_dev_exit(idx);
@ -805,13 +800,8 @@ static void repaper_pipe_disable(struct drm_simple_display_pipe *pipe)
* unplug.
*/
if (!epd->enabled)
return;
DRM_DEBUG_DRIVER("\n");
epd->enabled = false;
/* Nothing frame */
for (line = 0; line < epd->height; line++)
repaper_one_line(epd, 0x7fffu, NULL, 0x00, NULL,
@ -859,6 +849,9 @@ static void repaper_pipe_update(struct drm_simple_display_pipe *pipe,
struct drm_plane_state *state = pipe->plane.state;
struct drm_rect rect;
if (!pipe->crtc.state->active)
return;
if (drm_atomic_helper_damage_merged(old_state, state, &rect))
repaper_fb_dirty(state->fb);
}