diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1894-drm-amd-display-Define-Byte-14-on-AVI-InfoFrame.patch')
| -rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1894-drm-amd-display-Define-Byte-14-on-AVI-InfoFrame.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1894-drm-amd-display-Define-Byte-14-on-AVI-InfoFrame.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1894-drm-amd-display-Define-Byte-14-on-AVI-InfoFrame.patch new file mode 100644 index 00000000..9ba50517 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/1894-drm-amd-display-Define-Byte-14-on-AVI-InfoFrame.patch @@ -0,0 +1,58 @@ +From 3c4936e045976f29420425c627047f7100989ad1 Mon Sep 17 00:00:00 2001 +From: Chris Park <Chris.Park@amd.com> +Date: Wed, 17 Apr 2019 18:11:57 -0400 +Subject: [PATCH 1894/2940] drm/amd/display: Define Byte 14 on AVI InfoFrame + +[Why] +Part of HDMI 2.1 requires AVI InfoFrame version update +from current V2 to V4 for new colorimetry. + +[How] +Define V4 AVI InfoFrame ACE0-ACE3 bit. + +Change-Id: Ie840136e661ea72ac90be6894e19c44e376d4679 +Signed-off-by: Chris Park <Chris.Park@amd.com> +Reviewed-by: Nevenko Stupar <Nevenko.Stupar@amd.com> +Acked-by: Bhawanpreet Lakha <Bhawanpreet Lakha@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc_resource.c | 7 +++++++ + drivers/gpu/drm/amd/display/include/set_mode_types.h | 5 ++++- + 2 files changed, 11 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +index 9ef417eb697d..20966325852f 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +@@ -2384,6 +2384,13 @@ static void set_avi_info_frame( + hdmi_info.bits.bar_right = (stream->timing.h_total + - stream->timing.h_border_right + 1); + ++ /* Additional Colorimetry Extension ++ * Used in conduction with C0-C1 and EC0-EC2 ++ * 0 = DCI-P3 RGB (D65) ++ * 1 = DCI-P3 RGB (theater) ++ */ ++ hdmi_info.bits.ACE0_ACE3 = 0; ++ + /* check_sum - Calculate AFMT_AVI_INFO0 ~ AFMT_AVI_INFO3 */ + check_sum = &hdmi_info.packet_raw_data.sb[0]; + +diff --git a/drivers/gpu/drm/amd/display/include/set_mode_types.h b/drivers/gpu/drm/amd/display/include/set_mode_types.h +index 2b836e582c08..845fea8a387f 100644 +--- a/drivers/gpu/drm/amd/display/include/set_mode_types.h ++++ b/drivers/gpu/drm/amd/display/include/set_mode_types.h +@@ -84,7 +84,10 @@ union hdmi_info_packet { + uint16_t bar_left; + uint16_t bar_right; + +- uint8_t reserved[14]; ++ uint8_t F140_F143:4; ++ uint8_t ACE0_ACE3:4; ++ ++ uint8_t reserved[13]; + } bits; + + struct info_packet_raw_data packet_raw_data; +-- +2.17.1 + |