Make the conditions easier to follow. We don't do anything for
!psr->enabled, so hoist psr->enabled check higher, avoiding all the
checks when !psr->enabled. Stop the bitwise OR abuse on booleans by
removing the temporary variable altogether.
v2: Rebase
Cc: Jouni Högander <jouni.hogan...@intel.com>
Cc: Suraj Kandpal <suraj.kand...@intel.com>
Reviewed-by: Jouni Högander <jouni.hogan...@intel.com> # v1
Signed-off-by: Jani Nikula <jani.nik...@intel.com>
---
drivers/gpu/drm/i915/display/intel_psr.c | 46 +++++++++++-------------
1 file changed, 21 insertions(+), 25 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c
b/drivers/gpu/drm/i915/display/intel_psr.c
index 2bdb6c9c2283..861e50ceef85 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -2804,34 +2804,30 @@ void intel_psr_pre_plane_update(struct
intel_atomic_state *state,
old_crtc_state->uapi.encoder_mask)
{
struct intel_dp *intel_dp = enc_to_intel_dp(encoder);
struct intel_psr *psr = &intel_dp->psr;
- bool needs_to_disable = false;
mutex_lock(&psr->lock);
- /*
- * Reasons to disable:
- * - PSR disabled in new state
- * - All planes will go inactive
- * - Changing between PSR versions
- * - Region Early Transport changing
- * - Display WA #1136: skl, bxt
- */
- needs_to_disable |= intel_crtc_needs_modeset(new_crtc_state);
- needs_to_disable |= !new_crtc_state->has_psr;
- needs_to_disable |= !new_crtc_state->active_planes;
- needs_to_disable |= new_crtc_state->has_sel_update !=
psr->sel_update_enabled;
- needs_to_disable |= new_crtc_state->enable_psr2_su_region_et !=
- psr->su_region_et_enabled;
- needs_to_disable |= new_crtc_state->has_panel_replay !=
- psr->panel_replay_enabled;
- needs_to_disable |= DISPLAY_VER(i915) < 11 &&
- new_crtc_state->wm_level_disabled;
-
- if (psr->enabled && needs_to_disable)
- intel_psr_disable_locked(intel_dp);
- else if (psr->enabled && new_crtc_state->wm_level_disabled)
- /* Wa_14015648006 */
- wm_optimization_wa(intel_dp, new_crtc_state);
+ if (psr->enabled) {
+ /*
+ * Reasons to disable:
+ * - PSR disabled in new state
+ * - All planes will go inactive
+ * - Changing between PSR versions
+ * - Region Early Transport changing
+ * - Display WA #1136: skl, bxt
+ */
+ if (intel_crtc_needs_modeset(new_crtc_state) ||
+ !new_crtc_state->has_psr ||
+ !new_crtc_state->active_planes ||
+ new_crtc_state->has_sel_update !=
psr->sel_update_enabled ||
+ new_crtc_state->enable_psr2_su_region_et !=
psr->su_region_et_enabled ||
+ new_crtc_state->has_panel_replay !=
psr->panel_replay_enabled ||
+ (DISPLAY_VER(i915) < 11 &&
new_crtc_state->wm_level_disabled))
+ intel_psr_disable_locked(intel_dp);
+ else if (new_crtc_state->wm_level_disabled)
+ /* Wa_14015648006 */
+ wm_optimization_wa(intel_dp, new_crtc_state);
+ }
mutex_unlock(&psr->lock);
}
--
2.39.5
