Add the comparison between the current state and new_crtc_state for
newly added master_crtc pointer and slave bitmask so that
if any of those change then the curernt master-slave links have
changed and we need to reconfigure the transcoder port sync register
and hence trigger a full modeset.
Suggested-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
Cc: Ville Syrjälä <ville.syrj...@linux.intel.com>
Cc: Maarten Lankhorst <maarten.lankho...@linux.intel.com>
Cc: Matt Roper <matthew.d.ro...@intel.com>
Signed-off-by: Manasi Navare <manasi.d.nav...@intel.com>
---
drivers/gpu/drm/i915/intel_display.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/gpu/drm/i915/intel_display.c
b/drivers/gpu/drm/i915/intel_display.c
index 81e8cb9fe221..4bd23e61c6fd 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -12524,6 +12524,11 @@ intel_pipe_config_compare(struct drm_i915_private
*dev_priv,
PIPE_CONF_CHECK_INFOFRAME(spd);
PIPE_CONF_CHECK_INFOFRAME(hdmi);
+ if (INTEL_GEN(dev_priv) >= 11) {
+ PIPE_CONF_CHECK_I(trans_port_sync_slaves);
+ PIPE_CONF_CHECK_P(master_crtc);
+ }
+
#undef PIPE_CONF_CHECK_X
#undef PIPE_CONF_CHECK_I
#undef PIPE_CONF_CHECK_BOOL
--
2.19.1
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