diff options
| author | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-11-07 16:24:17 +0200 |
|---|---|---|
| committer | Ville Syrjälä <ville.syrjala@linux.intel.com> | 2019-12-18 16:47:34 +0200 |
| commit | 74cb2751d42efc17abdeba8ed3f2c322e41cfad5 (patch) | |
| tree | d0ad6997ccb81d8c4333fb4110063674c353414e | |
| parent | 979e94c1d64ae961016f5da2118dd46c87826d9e (diff) | |
| download | linux-74cb2751d42efc17abdeba8ed3f2c322e41cfad5.tar.bz2 | |
drm/i915: Introduce intel_plane_state_reset()
For the sake of symmetry with the crtc stuff let's add
a helper to reset the plane state to sane default values.
For the moment this only gets caller from the plane init.
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20191107142417.11107-5-ville.syrjala@linux.intel.com
Reviewed-by: José Roberto de Souza <jose.souza@intel.com>
| -rw-r--r-- | drivers/gpu/drm/i915/display/intel_atomic_plane.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/display/intel_atomic_plane.c b/drivers/gpu/drm/i915/display/intel_atomic_plane.c index 42b3b3449d2e..9429b8e17270 100644 --- a/drivers/gpu/drm/i915/display/intel_atomic_plane.c +++ b/drivers/gpu/drm/i915/display/intel_atomic_plane.c @@ -41,6 +41,16 @@ #include "intel_pm.h" #include "intel_sprite.h" +static void intel_plane_state_reset(struct intel_plane_state *plane_state, + struct intel_plane *plane) +{ + memset(plane_state, 0, sizeof(*plane_state)); + + __drm_atomic_helper_plane_state_reset(&plane_state->uapi, &plane->base); + + plane_state->scaler_id = -1; +} + struct intel_plane *intel_plane_alloc(void) { struct intel_plane_state *plane_state; @@ -56,8 +66,9 @@ struct intel_plane *intel_plane_alloc(void) return ERR_PTR(-ENOMEM); } - __drm_atomic_helper_plane_reset(&plane->base, &plane_state->uapi); - plane_state->scaler_id = -1; + intel_plane_state_reset(plane_state, plane); + + plane->base.state = &plane_state->uapi; return plane; } |