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| author | Thomas Zimmermann <tzimmermann@suse.de> | 2022-06-17 12:32:26 +0200 |
|---|---|---|
| committer | Thomas Zimmermann <tzimmermann@suse.de> | 2022-06-27 11:10:43 +0200 |
| commit | 016a14beac6d407c9a51f0b92d1e586a00bfc345 (patch) | |
| tree | 3ae092f743ffb2a4c14ba7bbafdc806cbcd0e669 /drivers/gpu/drm/ast | |
| parent | dc2cdd17d1fe25c8d25c306a90cfc9ff17a7ca4f (diff) | |
| download | linux-016a14beac6d407c9a51f0b92d1e586a00bfc345.tar.gz linux-016a14beac6d407c9a51f0b92d1e586a00bfc345.tar.bz2 linux-016a14beac6d407c9a51f0b92d1e586a00bfc345.zip | |
drm/ast: Enable primary plane with CRTC
As the CRTC requires a primary plane for display, ensure that the
primary plane is enabled with the CRTC.
Use drm_atomic_helper_check_crtc_state(). Add all affected planes
to the atomic state so that their state will be checked as well.
Signed-off-by: Thomas Zimmermann <tzimmermann@suse.de>
Acked-by: Jocelyn Falempe <jfalempe@redhat.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220617103226.25617-4-tzimmermann@suse.de
Diffstat (limited to 'drivers/gpu/drm/ast')
| -rw-r--r-- | drivers/gpu/drm/ast/ast_mode.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/gpu/drm/ast/ast_mode.c b/drivers/gpu/drm/ast/ast_mode.c index 4a91605b4654..214b10178454 100644 --- a/drivers/gpu/drm/ast/ast_mode.c +++ b/drivers/gpu/drm/ast/ast_mode.c @@ -1108,15 +1108,19 @@ ast_crtc_helper_mode_valid(struct drm_crtc *crtc, const struct drm_display_mode static int ast_crtc_helper_atomic_check(struct drm_crtc *crtc, struct drm_atomic_state *state) { - struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state, - crtc); + struct drm_crtc_state *crtc_state = drm_atomic_get_new_crtc_state(state, crtc); struct drm_device *dev = crtc->dev; struct ast_crtc_state *ast_state; const struct drm_format_info *format; bool succ; + int ret; + + ret = drm_atomic_helper_check_crtc_state(crtc_state, false); + if (ret) + return ret; if (!crtc_state->enable) - return 0; /* no mode checks if CRTC is being disabled */ + goto out; ast_state = to_ast_crtc_state(crtc_state); @@ -1130,7 +1134,8 @@ static int ast_crtc_helper_atomic_check(struct drm_crtc *crtc, if (!succ) return -EINVAL; - return 0; +out: + return drm_atomic_add_affected_planes(state, crtc); } static void ast_crtc_helper_atomic_begin(struct drm_crtc *crtc, struct drm_atomic_state *state) |