[Intel-gfx] [PATCH 3/3] drm/i915/xe2lpd: update the scaler feature capability

[Vinod Govindapillai]

Update the number of scalers per pipe based on the display
capabilities reported.

Bspec: 71161
Signed-off-by: Vinod Govindapillai <vinod.govindapillai at intel.com>
---
 drivers/gpu/drm/i915/display/intel_display_device.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/drivers/gpu/drm/i915/display/intel_display_device.c b/drivers/gpu/drm/i915/display/intel_display_device.c
index e51506e37384..dea9b6ab069e 100644
--- a/drivers/gpu/drm/i915/display/intel_display_device.c
+++ b/drivers/gpu/drm/i915/display/intel_display_device.c
@@ -1070,6 +1070,12 @@ void intel_display_device_info_runtime_init(struct drm_i915_private *i915)
 
 		if (REG_FIELD_GET(XE2LPD_DE_CAP_DSC_MASK, cap) == 1)
 			display_runtime->has_dsc = 0;
+
+		if (REG_FIELD_GET(XE2LPD_DE_CAP_SCALER_MASK, cap) == 1) {
+			for_each_pipe(i915, pipe)
+				if (display_runtime->num_scalers[pipe])
+					display_runtime->num_scalers[pipe] = 1;
+		}
 	}
 
 	return;
-- 
2.34.1