[Intel-gfx] [PATCH 05/12] drm/i915: Add the VBT LTTPR transparent vs. non-transparent bits

Ville Syrjala ville.syrjala at linux.intel.com
Fri Jul 15 20:20:37 UTC 2022


From: Ville Syrjälä <ville.syrjala at linux.intel.com>

VBT gained a bit to indicate whether LTTPRs should use transparent
or non-transparent mode. Dunno if we should actually look at this...

Signed-off-by: Ville Syrjälä <ville.syrjala at linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_vbt_defs.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/i915/display/intel_vbt_defs.h b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
index d583bb085913..b15e29509fac 100644
--- a/drivers/gpu/drm/i915/display/intel_vbt_defs.h
+++ b/drivers/gpu/drm/i915/display/intel_vbt_defs.h
@@ -408,7 +408,8 @@ struct child_device_config {
 			u8 compression_enable:1;		/* 198+ */
 			u8 compression_method_cps:1;		/* 198+ */
 			u8 ganged_edp:1;			/* 202+ */
-			u8 reserved2:4;
+			u8 lttpr_non_transparent:1;		/* 235+ */
+			u8 reserved2:3;
 			u8 compression_structure_index:4;	/* 198+ */
 			u8 reserved3:4;
 			u8 slave_port;				/* 202+ */
-- 
2.35.1



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