Commit 3a745dfc authored by Jouni Högander's avatar Jouni Högander
Browse files

drm/i915/psr: Detect panel replay selective update support 



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: default avatarJouni Högander <jouni.hogander@intel.com>
Reviewed-by: default avatarAnimesh Manna <animesh.manna@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20240510093823.3146455-7-jouni.hogander@intel.com
parent 4b526132

drivers/gpu/drm/i915/display/intel_display_types.h

+1 −0
Original line number Diff line number Diff line
@@ -1724,6 +1724,7 @@ 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;

drivers/gpu/drm/i915/display/intel_dp.c

+1 −0
Original line number Diff line number Diff line
@@ -5861,6 +5861,7 @@ 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);

drivers/gpu/drm/i915/display/intel_psr.c

+8 −2
Original line number Diff line number Diff line
@@ -522,9 +522,15 @@ 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)