Take into account in Panel Replay compute config that HW will not allow PR
on eDP when HDCP enabled.
Signed-off-by: Jouni Högander <jouni.hogander@xxxxxxxxx>
---
drivers/gpu/drm/i915/display/intel_psr.c | 18 ++++++++++++++++--
1 file changed, 16 insertions(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c
index 03e650b24050..60b0725a98c3 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -1478,8 +1478,13 @@ static bool _psr_compute_config(struct intel_dp *intel_dp,
static bool
_panel_replay_compute_config(struct intel_dp *intel_dp,
- const struct intel_crtc_state *crtc_state)
+ const struct intel_crtc_state *crtc_state,
+ const struct drm_connector_state *conn_state)
{
+ struct intel_connector *connector =
+ to_intel_connector(conn_state->connector);
+ struct intel_hdcp *hdcp = &connector->hdcp;
+
if (!CAN_PANEL_REPLAY(intel_dp))
return false;
@@ -1492,6 +1497,14 @@ _panel_replay_compute_config(struct intel_dp *intel_dp,
if (intel_dp_is_uhbr(crtc_state))
return false;
+ /* HW will not allow Panel Replay on eDP when HDCP enabled */
+ if (conn_state->content_protection ==
+ DRM_MODE_CONTENT_PROTECTION_DESIRED ||
+ (conn_state->content_protection ==
+ DRM_MODE_CONTENT_PROTECTION_ENABLED && hdcp->value ==
+ DRM_MODE_CONTENT_PROTECTION_UNDESIRED))
+ return false;
+
return true;
}
@@ -1531,7 +1544,8 @@ void intel_psr_compute_config(struct intel_dp *intel_dp,
}
crtc_state->has_panel_replay = _panel_replay_compute_config(intel_dp,
- crtc_state);
+ crtc_state,
+ conn_state);
crtc_state->has_psr = crtc_state->has_panel_replay ? true :
_psr_compute_config(intel_dp, crtc_state);
--
2.34.1
