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| author |   Samuel Holland <samuel@sholland.org> | 2022-04-24 11:26:27 -0500 |
|---|---|---|
| committer |   Maxime Ripard <maxime@cerno.tech> | 2022-04-26 14:24:57 +0200 |
| commit | c3779dab242f09c0a50753e32028d56070bf6f2f (patch) | |
| tree | 342a5417b64fcff19a5c192ce97a3870d99b1281 | |
| parent | sun4i/drm: sun8i: use mode_set engine callback (diff) | |
| download | linux-dev-c3779dab242f09c0a50753e32028d56070bf6f2f.tar.xz linux-dev-c3779dab242f09c0a50753e32028d56070bf6f2f.zip | |
drm/sun4i: Allow VI layers to be primary planes
D1's mixer 1 has no UI layers, only a single VI layer. That means the
mixer can only be used if the primary plane comes from this VI layer.
Add the code to handle this case.
Signed-off-by: Samuel Holland <samuel@sholland.org>
Reviewed-by: Jernej Skrabec <jernej.skrabec@gmail.com>
Signed-off-by: Maxime Ripard <maxime@cerno.tech>
Link: https://patchwork.freedesktop.org/patch/msgid/20220424162633.12369-10-samuel@sholland.org
| -rw-r--r-- | drivers/gpu/drm/sun4i/sun8i_vi_layer.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c index bb7c43036dfa..f7d0b082d634 100644 --- a/drivers/gpu/drm/sun4i/sun8i_vi_layer.c +++ b/drivers/gpu/drm/sun4i/sun8i_vi_layer.c @@ -542,6 +542,7 @@ struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm, struct sun8i_mixer *mixer, int index) { + enum drm_plane_type type = DRM_PLANE_TYPE_OVERLAY; u32 supported_encodings, supported_ranges; unsigned int plane_cnt, format_count; struct sun8i_vi_layer *layer; @@ -560,12 +561,15 @@ struct sun8i_vi_layer *sun8i_vi_layer_init_one(struct drm_device *drm, format_count = ARRAY_SIZE(sun8i_vi_layer_formats); } + if (!mixer->cfg->ui_num && index == 0) + type = DRM_PLANE_TYPE_PRIMARY; + /* possible crtcs are set later */ ret = drm_universal_plane_init(drm, &layer->plane, 0, &sun8i_vi_layer_funcs, formats, format_count, sun8i_layer_modifiers, - DRM_PLANE_TYPE_OVERLAY, NULL); + type, NULL); if (ret) { dev_err(drm->dev, "Couldn't initialize layer\n"); return ERR_PTR(ret); |