[07/26] drm/dp: Define protocol converter DPCD registers
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Message ID 20200203151343.14378-8-ville.syrjala@linux.intel.com
State New
Headers show
Series
  • drm/i915: Pimp DP DFP handling
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Commit Message

Ville Syrjälä Feb. 3, 2020, 3:13 p.m. UTC
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

DP 1.3 and 1.4 introduced some new registers for DP->HDMI protocol
converters. Define those.

Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 include/drm/drm_dp_helper.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

Patch
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diff --git a/include/drm/drm_dp_helper.h b/include/drm/drm_dp_helper.h
index 262faf9e5e94..faf05cda5043 100644
--- a/include/drm/drm_dp_helper.h
+++ b/include/drm/drm_dp_helper.h
@@ -974,6 +974,16 @@ 
 #define DP_CEC_TX_MESSAGE_BUFFER               0x3020
 #define DP_CEC_MESSAGE_BUFFER_LENGTH             0x10
 
+#define DP_PROTOCOL_CONVERTER_CONTROL_0		0x3050 /* DP 1.3 */
+# define DP_HDMI_DVI_OUTPUT_CONFIG		(1 << 0) /* DP 1.3 */
+#define DP_PROTOCOL_CONVERTER_CONTROL_1		0x3051 /* DP 1.3 */
+# define DP_CONVERSION_TO_YCBCR420_ENABLE	(1 << 0) /* DP 1.3 */
+# define DP_HDMI_EDID_PROCESSING_DISABLE	(1 << 1) /* DP 1.4 */
+# define DP_HDMI_AUTONOMOUS_SCRAMBLING_DISABLE	(1 << 2) /* DP 1.4 */
+# define DP_HDMI_FORCE_SCRAMBLING		(1 << 3) /* DP 1.4 */
+#define DP_PROTOCOL_CONVERTER_CONTROL_2		0x3052 /* DP 1.3 */
+# define DP_CONVERSION_TO_YCBCR422_ENABLE	(1 << 0) /* DP 1.3 */
+
 #define DP_AUX_HDCP_BKSV		0x68000
 #define DP_AUX_HDCP_RI_PRIME		0x68005
 #define DP_AUX_HDCP_AKSV		0x68007