[Intel-gfx] [PATCH 18/23] drm/i915/rkl: Don't try to read out DSI transcoders

[Matt Roper]

From: Aditya Swarup <aditya.swarup at intel.com>

RKL doesn't have DSI outputs, so we shouldn't try to read out the DSI
transcoder registers.

Signed-off-by: Aditya Swarup <aditya.swarup at intel.com>
Signed-off-by: Matt Roper <matthew.d.roper at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_display.c b/drivers/gpu/drm/i915/display/intel_display.c
index 39d95dc14546..87defd30af1f 100644
--- a/drivers/gpu/drm/i915/display/intel_display.c
+++ b/drivers/gpu/drm/i915/display/intel_display.c
@@ -10901,7 +10901,7 @@ static bool hsw_get_transcoder_state(struct intel_crtc *crtc,
 	intel_wakeref_t wf;
 	u32 tmp;
 
-	if (INTEL_GEN(dev_priv) >= 11)
+	if (!IS_ROCKETLAKE(dev_priv) && INTEL_GEN(dev_priv) >= 11)
 		panel_transcoder_mask |=
 			BIT(TRANSCODER_DSI_0) | BIT(TRANSCODER_DSI_1);
 
-- 
2.24.1