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| author | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-18 18:04:33 +0100 |
|---|---|---|
| committer | Álvaro Fernández Rojas <noltari@gmail.com> | 2021-02-19 07:17:21 +0100 |
| commit | 62b7f5931c54e96fca56dd8761b0e466d355c881 (patch) | |
| tree | 1258b392752379833a075df006c2f6d7ac4be51d /target/linux/bcm27xx/patches-5.4/950-0734-drm-vc4-Fix-VIC-usage-with-Broadcast-RGB.patch | |
| parent | 76d1168d0d4b9d76e2ad78c0fc6b255561deb284 (diff) | |
| download | upstream-62b7f5931c54e96fca56dd8761b0e466d355c881.tar.gz upstream-62b7f5931c54e96fca56dd8761b0e466d355c881.tar.bz2 upstream-62b7f5931c54e96fca56dd8761b0e466d355c881.zip | |
bcm27xx: import latest patches from the RPi foundation
bcm2708: boot tested on RPi B+ v1.2
bcm2709: boot tested on RPi 3B v1.2 and RPi 4B v1.1 4G
bcm2710: boot tested on RPi 3B v1.2
bcm2711: boot tested on RPi 4B v1.1 4G
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
(cherry-picked from commit f07e572f64)
Diffstat (limited to 'target/linux/bcm27xx/patches-5.4/950-0734-drm-vc4-Fix-VIC-usage-with-Broadcast-RGB.patch')
| -rw-r--r-- | target/linux/bcm27xx/patches-5.4/950-0734-drm-vc4-Fix-VIC-usage-with-Broadcast-RGB.patch | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/target/linux/bcm27xx/patches-5.4/950-0734-drm-vc4-Fix-VIC-usage-with-Broadcast-RGB.patch b/target/linux/bcm27xx/patches-5.4/950-0734-drm-vc4-Fix-VIC-usage-with-Broadcast-RGB.patch new file mode 100644 index 0000000000..611e5db743 --- /dev/null +++ b/target/linux/bcm27xx/patches-5.4/950-0734-drm-vc4-Fix-VIC-usage-with-Broadcast-RGB.patch @@ -0,0 +1,58 @@ +From a90dcdf7cf7ad632f5a260758a76e406403a7e3c Mon Sep 17 00:00:00 2001 +From: Dave Stevenson <dave.stevenson@raspberrypi.com> +Date: Thu, 14 May 2020 14:44:15 +0100 +Subject: [PATCH] drm/vc4: Fix VIC usage with Broadcast RGB + +Adding the Broadcast RGB range selection broke the VIC +field of the AVI infoframes on HDMI, zeroing them for all +modes on an HDMI monitor. + +Correct this so that it is only zeroed if the range is +contrary to the standard range of the mode. + +Signed-off-by: Dave Stevenson <dave.stevenson@raspberrypi.com> +--- + drivers/gpu/drm/vc4/vc4_firmware_kms.c | 19 ++++++++++++------- + 1 file changed, 12 insertions(+), 7 deletions(-) + +--- a/drivers/gpu/drm/vc4/vc4_firmware_kms.c ++++ b/drivers/gpu/drm/vc4/vc4_firmware_kms.c +@@ -936,19 +936,14 @@ static void vc4_crtc_mode_set_nofb(struc + break; + } + ++ mb.timings.video_id_code = frame.avi.video_code; ++ + if (!vc4_encoder->hdmi_monitor) { + mb.timings.flags |= TIMINGS_FLAGS_DVI; +- mb.timings.video_id_code = frame.avi.video_code; + } else { + struct vc4_fkms_connector_state *conn_state = + to_vc4_fkms_connector_state(vc4_crtc->connector->state); + +- /* Do not provide a VIC as the HDMI spec requires that we do not +- * signal the opposite of the defined range in the AVI +- * infoframe. +- */ +- mb.timings.video_id_code = 0; +- + if (conn_state->broadcast_rgb == VC4_BROADCAST_RGB_AUTO) { + /* See CEA-861-E - 5.1 Default Encoding Parameters */ + if (drm_default_rgb_quant_range(mode) == +@@ -958,6 +953,16 @@ static void vc4_crtc_mode_set_nofb(struc + if (conn_state->broadcast_rgb == + VC4_BROADCAST_RGB_LIMITED) + mb.timings.flags |= TIMINGS_FLAGS_RGB_LIMITED; ++ ++ /* If not using the default range, then do not provide ++ * a VIC as the HDMI spec requires that we do not ++ * signal the opposite of the defined range in the AVI ++ * infoframe. ++ */ ++ if (!!(mb.timings.flags & TIMINGS_FLAGS_RGB_LIMITED) != ++ (drm_default_rgb_quant_range(mode) == ++ HDMI_QUANTIZATION_RANGE_LIMITED)) ++ mb.timings.video_id_code = 0; + } + } + |