MIPI DSI transcoder cannot be in video mode to support any of the display C states.
Bspec: 49195 (For DC*co DSI transcoders cannot be in video mode) Bspec: 49193 (Hardware does not support DC5 or DC6 with MIPI DSI enabled) Bspec: 49188 (desc of DSI_DCSTATE_CTL talks about cmd mode PM control v2: Align to the power domain ordering (Jani) Add bspec references (Imre) Signed-off-by: Vandita Kulkarni <vandita.kulka...@intel.com> --- drivers/gpu/drm/i915/display/intel_display_power.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/i915/display/intel_display_power.c b/drivers/gpu/drm/i915/display/intel_display_power.c index d88da0d0f05a..b989ddd3d023 100644 --- a/drivers/gpu/drm/i915/display/intel_display_power.c +++ b/drivers/gpu/drm/i915/display/intel_display_power.c @@ -3106,6 +3106,7 @@ intel_display_power_put_mask_in_set(struct drm_i915_private *i915, BIT_ULL(POWER_DOMAIN_MODESET) | \ BIT_ULL(POWER_DOMAIN_AUX_A) | \ BIT_ULL(POWER_DOMAIN_AUX_B) | \ + BIT_ULL(POWER_DOMAIN_PORT_DSI) | \ BIT_ULL(POWER_DOMAIN_INIT)) #define XELPD_AUX_IO_D_XELPD_POWER_DOMAINS BIT_ULL(POWER_DOMAIN_AUX_D_XELPD) -- 2.32.0