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drm/i915: Split intel_update_crtc() into two parts

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Split intel_update_crtc() into two parts such that the first
part performs all the non-vblank evasion preparatory stuff,
and the second part just does the vblank evasion stuff.

For now we just call these back to back so that there is
no funcitonal change.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20230907122541.32261-3-ville.syrjala@linux.intel.com
Reviewed-by: Stanislav Lisovskiy <stanislav.lisovskiy@intel.com>
This commit is contained in:
Ville Syrjälä 2023-09-07 15:25:40 +03:00
parent d08361e1f6
commit c39c935781
1 changed files with 14 additions and 2 deletions
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16
drivers/gpu/drm/i915/display/intel_display.c
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@ -6760,8 +6760,8 @@ static void intel_enable_crtc(struct intel_atomic_state *state,
intel_crtc_enable_pipe_crc(crtc);
}
static void intel_update_crtc(struct intel_atomic_state *state,
struct intel_crtc *crtc)
static void intel_pre_update_crtc(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
struct drm_i915_private *i915 = to_i915(state->base.dev);
const struct intel_crtc_state *old_crtc_state =
@ -6803,6 +6803,15 @@ static void intel_update_crtc(struct intel_atomic_state *state,
intel_color_commit_noarm(new_crtc_state);
intel_crtc_planes_update_noarm(state, crtc);
}
static void intel_update_crtc(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
const struct intel_crtc_state *old_crtc_state =
intel_atomic_get_old_crtc_state(state, crtc);
struct intel_crtc_state *new_crtc_state =
intel_atomic_get_new_crtc_state(state, crtc);
/* Perform vblank evasion around commit operation */
intel_pipe_update_start(state, crtc);
@ -6926,6 +6935,7 @@ static void intel_commit_modeset_enables(struct intel_atomic_state *state)
continue;
intel_enable_crtc(state, crtc);
intel_pre_update_crtc(state, crtc);
intel_update_crtc(state, crtc);
}
}
@ -6978,6 +6988,7 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
entries[pipe] = new_crtc_state->wm.skl.ddb;
update_pipes &= ~BIT(pipe);
intel_pre_update_crtc(state, crtc);
intel_update_crtc(state, crtc);
/*
@ -7045,6 +7056,7 @@ static void skl_commit_modeset_enables(struct intel_atomic_state *state)
entries[pipe] = new_crtc_state->wm.skl.ddb;
update_pipes &= ~BIT(pipe);
intel_pre_update_crtc(state, crtc);
intel_update_crtc(state, crtc);
}