Now that the core has a drm format helper to tell if a format embeds an
alpha component in it, let's use it.
Cc: Boris Brezillon <boris.brezillon@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 20 ++----------------
1 file changed, 3 insertions(+), 17 deletions(-)
diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index 703c2d13603f..1a9318810a29 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -194,20 +194,6 @@ static int atmel_hlcdc_format_to_plane_mode(u32 format, u32 *mode)
return 0;
}
-static bool atmel_hlcdc_format_embeds_alpha(u32 format)
-{
- int i;
-
- for (i = 0; i < sizeof(format); i++) {
- char tmp = (format >> (8 * i)) & 0xff;
-
- if (tmp == 'A')
- return true;
- }
-
- return false;
-}
-
static u32 heo_downscaling_xcoef[] = {
0x11343311,
0x000000f7,
@@ -395,7 +381,7 @@ atmel_hlcdc_plane_update_general_settings(struct atmel_hlcdc_plane *plane,
cfg |= ATMEL_HLCDC_LAYER_OVR | ATMEL_HLCDC_LAYER_ITER2BL |
ATMEL_HLCDC_LAYER_ITER;
- if (atmel_hlcdc_format_embeds_alpha(format))
+ if (drm_format_has_alpha(format))
cfg |= ATMEL_HLCDC_LAYER_LAEN;
else
cfg |= ATMEL_HLCDC_LAYER_GAEN |
@@ -566,7 +552,7 @@ atmel_hlcdc_plane_prepare_disc_area(struct drm_crtc_state *c_state)
ovl_state = drm_plane_state_to_atmel_hlcdc_plane_state(ovl_s);
if (!ovl_s->fb ||
- atmel_hlcdc_format_embeds_alpha(ovl_s->fb->format->format) ||
+ drm_format_has_alpha(ovl_s->fb->format->format) ||
ovl_state->alpha != 255)
continue;
@@ -769,7 +755,7 @@ static int atmel_hlcdc_plane_atomic_check(struct drm_plane *p,
if ((state->crtc_h != state->src_h || state->crtc_w != state->src_w) &&
(!desc->layout.memsize ||
- atmel_hlcdc_format_embeds_alpha(state->base.fb->format->format)))
+ drm_format_has_alpha(state->base.fb->format->format)))
return -EINVAL;
if (state->crtc_x < 0 || state->crtc_y < 0)
--
git-series 0.9.1
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