On Tue, Oct 18, 2016 at 4:46 PM, Maxime Ripard
<maxime.ripard@xxxxxxxxxxxxxxxxxx> wrote:
> The planes can do more than what was previously exposed. Add support for
> them.
>
> Signed-off-by: Maxime Ripard <maxime.ripard@xxxxxxxxxxxxxxxxxx>
> ---
> drivers/gpu/drm/sun4i/sun4i_backend.c | 20 ++++++++++++++++++++
> drivers/gpu/drm/sun4i/sun4i_layer.c | 6 ++++++
> 2 files changed, 26 insertions(+)
>
> diff --git a/drivers/gpu/drm/sun4i/sun4i_backend.c b/drivers/gpu/drm/sun4i/sun4i_backend.c
> index afb7ddf660ef..b184a476a480 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_backend.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_backend.c
> @@ -96,6 +96,22 @@ static int sun4i_backend_drm_format_to_layer(struct drm_plane *plane,
> *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB8888;
> break;
>
> + case DRM_FORMAT_ARGB4444:
> + *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB4444;
> + break;
> +
> + case DRM_FORMAT_ARGB1555:
> + *mode = SUN4I_BACKEND_LAY_FBFMT_ARGB1555;
> + break;
> +
> + case DRM_FORMAT_RGBA5551:
> + *mode = SUN4I_BACKEND_LAY_FBFMT_RGBA5551;
> + break;
> +
> + case DRM_FORMAT_RGBA4444:
> + *mode = SUN4I_BACKEND_LAY_FBFMT_RGBA4444;
The A20 manual only lists ARGB4444, not RGBA4444. There might be
some discrepancy here. We can deal with them
Also there are some more formats missing from the list, could you
add them as well?
> + break;
> +
> case DRM_FORMAT_XRGB8888:
> *mode = SUN4I_BACKEND_LAY_FBFMT_XRGB8888;
> break;
> @@ -104,6 +120,10 @@ static int sun4i_backend_drm_format_to_layer(struct drm_plane *plane,
> *mode = SUN4I_BACKEND_LAY_FBFMT_RGB888;
> break;
>
> + case DRM_FORMAT_RGB565:
> + *mode = SUN4I_BACKEND_LAY_FBFMT_RGB565;
> + break;
> +
> default:
> return -EINVAL;
> }
> diff --git a/drivers/gpu/drm/sun4i/sun4i_layer.c b/drivers/gpu/drm/sun4i/sun4i_layer.c
> index f0035bf5efea..5d53c977bca5 100644
> --- a/drivers/gpu/drm/sun4i/sun4i_layer.c
> +++ b/drivers/gpu/drm/sun4i/sun4i_layer.c
> @@ -73,12 +73,18 @@ static const struct drm_plane_funcs sun4i_backend_layer_funcs = {
> static const uint32_t sun4i_backend_layer_formats_primary[] = {
> DRM_FORMAT_ARGB8888,
> DRM_FORMAT_RGB888,
> + DRM_FORMAT_RGB565,
> DRM_FORMAT_XRGB8888,
> };
>
> static const uint32_t sun4i_backend_layer_formats_overlay[] = {
> DRM_FORMAT_ARGB8888,
> + DRM_FORMAT_ARGB4444,
> + DRM_FORMAT_ARGB1555,
> + DRM_FORMAT_RGBA5551,
> + DRM_FORMAT_RGBA4444,
> DRM_FORMAT_RGB888,
> + DRM_FORMAT_RGB565,
> DRM_FORMAT_XRGB8888,
Could you explain in the commit log why these 2 aren't the same?
Thanks
ChenYu
> };
>
> --
> 2.9.3
>
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