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drm/i915/psr: Allow DSB usage when PSR is enabled

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Now as we have correct PSR2_MAN_TRK_CTL handling in place we can allow DSB
usage also when PSR is enabled for LunarLake onwards.

v2: rebase

Signed-off-by: Jouni Högander <jouni.hogander@intel.com>
Reviewed-by: Animesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20250213064804.2077127-14-jouni.hogander@intel.com
This commit is contained in:
Jouni Högander
2025-02-13 08:48:04 +02:00
parent ac76a51ddb
commit bccb18c561
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/i915/display/intel_display.c
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@@ -7687,6 +7687,7 @@ static void intel_atomic_prepare_plane_clear_colors(struct intel_atomic_state *s
static void intel_atomic_dsb_prepare(struct intel_atomic_state *state,
struct intel_crtc *crtc)
{
struct intel_display *display = to_intel_display(state);
const struct intel_crtc_state *old_crtc_state =
intel_atomic_get_old_crtc_state(state, crtc);
struct intel_crtc_state *new_crtc_state =
@@ -7702,7 +7703,7 @@ static void intel_atomic_dsb_prepare(struct intel_atomic_state *state,
new_crtc_state->use_dsb =
new_crtc_state->update_planes &&
!new_crtc_state->do_async_flip &&
!new_crtc_state->has_psr &&
(DISPLAY_VER(display) >= 20 || !new_crtc_state->has_psr) &&
!new_crtc_state->scaler_state.scaler_users &&
!old_crtc_state->scaler_state.scaler_users &&
!intel_crtc_needs_modeset(new_crtc_state) &&