2018년 01월 09일 19:56에 Maxime Ripard 이(가) 쓴 글:
> 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: Inki Dae <inki.dae@xxxxxxxxxxx>
> Cc: Joonyoung Shim <jy0922.shim@xxxxxxxxxxx>
> Cc: Kyungmin Park <kyungmin.park@xxxxxxxxxxx>
> Cc: Seung-Woo Kim <sw0312.kim@xxxxxxxxxxx>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
Acked-by: Inki Dae <inki.dae@xxxxxxxxxxx>
Thanks,
Inki Dae
> ---
> drivers/gpu/drm/exynos/exynos_mixer.c | 14 +-------------
> 1 file changed, 1 insertion(+), 13 deletions(-)
>
> diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
> index dc5d79465f9b..d7339a6d072c 100644
> --- a/drivers/gpu/drm/exynos/exynos_mixer.c
> +++ b/drivers/gpu/drm/exynos/exynos_mixer.c
> @@ -179,18 +179,6 @@ static const u8 filter_cr_horiz_tap4[] = {
> 70, 59, 48, 37, 27, 19, 11, 5,
> };
>
> -static inline bool is_alpha_format(unsigned int pixel_format)
> -{
> - switch (pixel_format) {
> - case DRM_FORMAT_ARGB8888:
> - case DRM_FORMAT_ARGB1555:
> - case DRM_FORMAT_ARGB4444:
> - return true;
> - default:
> - return false;
> - }
> -}
> -
> static inline u32 vp_reg_read(struct mixer_context *ctx, u32 reg_id)
> {
> return readl(ctx->vp_regs + reg_id);
> @@ -625,7 +613,7 @@ static void mixer_graph_buffer(struct mixer_context *ctx,
> mixer_reg_write(ctx, MXR_GRAPHIC_BASE(win), dma_addr);
>
> mixer_cfg_layer(ctx, win, priority, true);
> - mixer_cfg_gfx_blend(ctx, win, is_alpha_format(fb->format->format));
> + mixer_cfg_gfx_blend(ctx, win, drm_format_has_alpha(fb->format->format));
>
> /* layer update mandatory for mixer 16.0.33.0 */
> if (ctx->mxr_ver == MXR_VER_16_0_33_0 ||
>
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