Add new boolean to store panel replay selective update support of sink into
intel_psr struct. Detect panel replay selective update support and store
it into this new boolean.
v3: Clear sink_panel_replay_su_support in intel_dp_detect
v2: Merge adding new boolean into this patch
Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_display_types.h | 1 +
drivers/gpu/drm/i915/display/intel_dp.c | 1 +
drivers/gpu/drm/i915/display/intel_psr.c | 10 ++++++++--
3 files changed, 10 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_display_types.h b/drivers/gpu/drm/i915/display/intel_display_types.h
index 63097b10bc4d..fac568c312be 100644
--- a/drivers/gpu/drm/i915/display/intel_display_types.h
+++ b/drivers/gpu/drm/i915/display/intel_display_types.h
@@ -1758,6 +1758,7 @@ struct intel_psr {
u16 su_y_granularity;
bool source_panel_replay_support;
bool sink_panel_replay_support;
+ bool sink_panel_replay_su_support;
bool panel_replay_enabled;
u32 dc3co_exitline;
u32 dc3co_exit_delay;
diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c
index f1b917041192..5d896c338b61 100644
--- a/drivers/gpu/drm/i915/display/intel_dp.c
+++ b/drivers/gpu/drm/i915/display/intel_dp.c
@@ -5730,6 +5730,7 @@ intel_dp_detect(struct drm_connector *connector,
memset(&intel_dp->compliance, 0, sizeof(intel_dp->compliance));
memset(intel_connector->dp.dsc_dpcd, 0, sizeof(intel_connector->dp.dsc_dpcd));
intel_dp->psr.sink_panel_replay_support = false;
+ intel_dp->psr.sink_panel_replay_su_support = false;
intel_dp_mst_disconnect(intel_dp);
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index f4c014eb28eb..fdc6d699d9c2 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -520,9 +520,15 @@ static void _panel_replay_init_dpcd(struct intel_dp *intel_dp)
return;
}
- drm_dbg_kms(&i915->drm,
- "Panel replay is supported by panel\n");
intel_dp->psr.sink_panel_replay_support = true;
+
+ if (pr_dpcd & DP_PANEL_REPLAY_SU_SUPPORT)
+ intel_dp->psr.sink_panel_replay_su_support = true;
+
+ drm_dbg_kms(&i915->drm,
+ "Panel replay %sis supported by panel\n",
+ intel_dp->psr.sink_panel_replay_su_support ?
+ "selective_update " : "");
}
static void _psr_init_dpcd(struct intel_dp *intel_dp)
--
2.34.1
