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drm/i915: Introduce scaled_planes bitmask

Browse source 
Add another plane bitmask, this time tracking which planes are
scaled. This is going to be useful in ILK watermark computations,
and skl+ pipe scaler assignments.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20220211090629.15555-4-ville.syrjala@linux.intel.com
Reviewed-by: Jani Nikula <jani.nikula@intel.com>
This commit is contained in:
Ville Syrjälä 2022-02-11 11:06:24 +02:00
parent c17897428e
commit 3358e2ca0e
2 changed files with 6 additions and 0 deletions
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5
drivers/gpu/drm/i915/display/intel_atomic_plane.c
View file

@ -323,6 +323,7 @@ void intel_plane_set_invisible(struct intel_crtc_state *crtc_state,
struct intel_plane *plane = to_intel_plane(plane_state->uapi.plane);
crtc_state->active_planes &= ~BIT(plane->id);
crtc_state->scaled_planes &= ~BIT(plane->id);
crtc_state->nv12_planes &= ~BIT(plane->id);
crtc_state->c8_planes &= ~BIT(plane->id);
crtc_state->data_rate[plane->id] = 0;
@ -536,6 +537,10 @@ int intel_plane_atomic_check_with_state(const struct intel_crtc_state *old_crtc_
if (new_plane_state->uapi.visible)
new_crtc_state->active_planes |= BIT(plane->id);
if (new_plane_state->uapi.visible &&
intel_plane_is_scaled(new_plane_state))
new_crtc_state->scaled_planes |= BIT(plane->id);
if (new_plane_state->uapi.visible &&
intel_format_info_is_yuv_semiplanar(fb->format, fb->modifier))
new_crtc_state->nv12_planes |= BIT(plane->id);

1
drivers/gpu/drm/i915/display/intel_display_types.h
View file

@ -1168,6 +1168,7 @@ struct intel_crtc_state {
/* bitmask of actually visible planes (enum plane_id) */
u8 active_planes;
u8 scaled_planes;
u8 nv12_planes;
u8 c8_planes;