diff options
Diffstat (limited to 'target/linux/layerscape/patches-5.4/805-display-0032-drm-hdmi-imx8-fix-wrong-hdmi-type-with-non-SCDC-HDMI.patch')
-rw-r--r-- | target/linux/layerscape/patches-5.4/805-display-0032-drm-hdmi-imx8-fix-wrong-hdmi-type-with-non-SCDC-HDMI.patch | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/target/linux/layerscape/patches-5.4/805-display-0032-drm-hdmi-imx8-fix-wrong-hdmi-type-with-non-SCDC-HDMI.patch b/target/linux/layerscape/patches-5.4/805-display-0032-drm-hdmi-imx8-fix-wrong-hdmi-type-with-non-SCDC-HDMI.patch deleted file mode 100644 index 43b590da5e..0000000000 --- a/target/linux/layerscape/patches-5.4/805-display-0032-drm-hdmi-imx8-fix-wrong-hdmi-type-with-non-SCDC-HDMI.patch +++ /dev/null @@ -1,41 +0,0 @@ -From 94f34486d678f01378f539dee843a74eb476320e Mon Sep 17 00:00:00 2001 -From: Sandor Yu <Sandor.yu@nxp.com> -Date: Fri, 29 Nov 2019 15:00:59 +0800 -Subject: [PATCH] drm: hdmi: imx8: fix wrong hdmi type with non-SCDC HDMI sinks - -hdmi type is uninitialized with non-SCDC HDMI sinks. -And hdmi ctrl will work in DVI mode that is not ecpected. -Set hdmi type to HDMI1.4 before SCDC support check to fix it. - -Signed-off-by: Sandor Yu <Sandor.yu@nxp.com> ---- - drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c | 11 +++++------ - 1 file changed, 5 insertions(+), 6 deletions(-) - ---- a/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c -+++ b/drivers/gpu/drm/bridge/cadence/cdns-hdmi-core.c -@@ -29,7 +29,10 @@ - static void hdmi_sink_config(struct cdns_mhdp_device *mhdp) - { - struct drm_scdc *scdc = &mhdp->connector.base.display_info.hdmi.scdc; -- u8 buff; -+ u8 buff = 0; -+ -+ /* Default work in HDMI1.4 */ -+ mhdp->hdmi.hdmi_type = MODE_HDMI_1_4; - - /* check sink support SCDC or not */ - if (scdc->supported != true) { -@@ -51,11 +54,7 @@ static void hdmi_sink_config(struct cdns - */ - buff = SCDC_SCRAMBLING_ENABLE; - mhdp->hdmi.hdmi_type = MODE_HDMI_2_0; -- } else { -- /* Default work in HDMI1.4 */ -- buff = 0; -- mhdp->hdmi.hdmi_type = MODE_HDMI_1_4; -- } -+ } - - /* TMDS config */ - cdns_hdmi_scdc_write(mhdp, 0x20, buff); |