Due to the changed sequence of activating/deactivating DC3CO, disable
DC3CO until the changed dc3co activating/deactivating sequence is applied.

References: https://gitlab.freedesktop.org/drm/intel/-/issues/3134
Signed-off-by: Gwan-gyeong Mun <gwan-gyeong....@intel.com>
---
 drivers/gpu/drm/i915/display/intel_psr.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_psr.c 
b/drivers/gpu/drm/i915/display/intel_psr.c
index 1d561812fcad..32d3d56259c2 100644
--- a/drivers/gpu/drm/i915/display/intel_psr.c
+++ b/drivers/gpu/drm/i915/display/intel_psr.c
@@ -654,6 +654,13 @@ tgl_dc3co_exitline_compute_config(struct intel_dp 
*intel_dp,
        struct drm_i915_private *dev_priv = dp_to_i915(intel_dp);
        u32 exit_scanlines;
 
+       /*
+        * FIXME: Due to the changed sequence of activating/deactivating DC3CO,
+        * disable DC3CO until the changed dc3co activating/deactivating 
sequence
+        * is applied. B.Specs:49196
+        */
+       return;
+
        /*
         * DMC's DC3CO exit mechanism has an issue with Selective Fecth
         * TODO: when the issue is addressed, this restriction should be 
removed.
-- 
2.30.1

_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx

Reply via email to