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From f335d0647256400cd2d1a464a75e11dc4d6bd2fd Mon Sep 17 00:00:00 2001
From: Charlene Liu <charlene.liu@amd.com>
Date: Fri, 21 Apr 2017 17:15:40 -0400
Subject: [PATCH 0366/4131] drm/amd/display: USB-c DP-HDMI dongle shows garbage
on Sony TV
Signed-off-by: Charlene Liu <charlene.liu@amd.com>
Acked-by: Harry Wentland <Harry.Wentland@amd.com>
Reviewed-by: Charlene Liu <Charlene.Liu@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
---
drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c | 21 ++++++++++++++++++++-
drivers/gpu/drm/amd/display/dc/dc.h | 2 +-
drivers/gpu/drm/amd/display/dc/dc_dp_types.h | 8 ++++++--
drivers/gpu/drm/amd/display/dc/dc_types.h | 20 ++++++++++++++++++++
4 files changed, 47 insertions(+), 4 deletions(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
index 4ef3fec..953e201 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dp.c
@@ -1951,14 +1951,33 @@ static void get_active_converter_info(
link->dpcd_caps.dongle_type =
DISPLAY_DONGLE_DP_HDMI_CONVERTER;
+ link->dpcd_caps.dongle_caps.dongle_type = link->dpcd_caps.dongle_type;
if (ds_port.fields.DETAILED_CAPS) {
union dwnstream_port_caps_byte3_hdmi
hdmi_caps = {.raw = det_caps[3] };
+ union dwnstream_port_caps_byte1
+ hdmi_color_caps = {.raw = det_caps[2] };
+ link->dpcd_caps.dongle_caps.dp_hdmi_max_pixel_clk =
+ det_caps[1] * 25000;
- link->dpcd_caps.is_dp_hdmi_s3d_converter =
+ link->dpcd_caps.dongle_caps.is_dp_hdmi_s3d_converter =
hdmi_caps.bits.FRAME_SEQ_TO_FRAME_PACK;
+ link->dpcd_caps.dongle_caps.is_dp_hdmi_ycbcr422_pass_through =
+ hdmi_caps.bits.YCrCr422_PASS_THROUGH;
+ link->dpcd_caps.dongle_caps.is_dp_hdmi_ycbcr420_pass_through =
+ hdmi_caps.bits.YCrCr420_PASS_THROUGH;
+ link->dpcd_caps.dongle_caps.is_dp_hdmi_ycbcr422_converter =
+ hdmi_caps.bits.YCrCr422_CONVERSION;
+ link->dpcd_caps.dongle_caps.is_dp_hdmi_ycbcr420_converter =
+ hdmi_caps.bits.YCrCr420_CONVERSION;
+
+ link->dpcd_caps.dongle_caps.dp_hdmi_max_bpc =
+ hdmi_color_caps.bits.MAX_BITS_PER_COLOR_COMPONENT;
+
+ link->dpcd_caps.dongle_caps.extendedCapValid = true;
}
+
break;
}
}
diff --git a/drivers/gpu/drm/amd/display/dc/dc.h b/drivers/gpu/drm/amd/display/dc/dc.h
index 1b3fd79..d35fa01 100644
--- a/drivers/gpu/drm/amd/display/dc/dc.h
+++ b/drivers/gpu/drm/amd/display/dc/dc.h
@@ -623,7 +623,7 @@ struct dpcd_caps {
union sink_count sink_count;
/* If dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER,
indicates 'Frame Sequential-to-lllFrame Pack' conversion capability.*/
- bool is_dp_hdmi_s3d_converter;
+ struct dc_dongle_caps dongle_caps;
bool allow_invalid_MSA_timing_param;
bool panel_mode_edp;
diff --git a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h
index cd2323a..77e2de6 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_dp_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_dp_types.h
@@ -255,7 +255,7 @@ enum dpcd_downstream_port_detailed_type {
DOWN_STREAM_DETAILED_DP_PLUS_PLUS
};
-union dwnstream_port_caps_byte2 {
+union dwnstream_port_caps_byte1 {
struct {
uint8_t MAX_BITS_PER_COLOR_COMPONENT:2;
uint8_t RESERVED:6;
@@ -287,7 +287,11 @@ union dwnstream_port_caps_byte3_dvi {
union dwnstream_port_caps_byte3_hdmi {
struct {
uint8_t FRAME_SEQ_TO_FRAME_PACK:1;
- uint8_t RESERVED:7;
+ uint8_t YCrCr422_PASS_THROUGH:1;
+ uint8_t YCrCr420_PASS_THROUGH:1;
+ uint8_t YCrCr422_CONVERSION:1;
+ uint8_t YCrCr420_CONVERSION:1;
+ uint8_t RESERVED:3;
} bits;
uint8_t raw;
};
diff --git a/drivers/gpu/drm/amd/display/dc/dc_types.h b/drivers/gpu/drm/amd/display/dc/dc_types.h
index e0436e3..2ba02b5 100644
--- a/drivers/gpu/drm/amd/display/dc/dc_types.h
+++ b/drivers/gpu/drm/amd/display/dc/dc_types.h
@@ -338,6 +338,26 @@ enum {
LAYER_INDEX_PRIMARY = -1,
};
+enum dpcd_downstream_port_max_bpc {
+ DOWN_STREAM_MAX_8BPC = 0,
+ DOWN_STREAM_MAX_10BPC,
+ DOWN_STREAM_MAX_12BPC,
+ DOWN_STREAM_MAX_16BPC
+};
+struct dc_dongle_caps {
+ /* dongle type (DP converter, CV smart dongle) */
+ enum display_dongle_type dongle_type;
+ bool extendedCapValid;
+ /* If dongle_type == DISPLAY_DONGLE_DP_HDMI_CONVERTER,
+ indicates 'Frame Sequential-to-lllFrame Pack' conversion capability.*/
+ bool is_dp_hdmi_s3d_converter;
+ bool is_dp_hdmi_ycbcr422_pass_through;
+ bool is_dp_hdmi_ycbcr420_pass_through;
+ bool is_dp_hdmi_ycbcr422_converter;
+ bool is_dp_hdmi_ycbcr420_converter;
+ uint32_t dp_hdmi_max_bpc;
+ uint32_t dp_hdmi_max_pixel_clk;
+};
/* Scaling format */
enum scaling_transformation {
SCALING_TRANSFORMATION_UNINITIALIZED,
--
2.7.4
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