diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4227-drm-amd-display-Avoid-sending-abnormal-VSIF.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4227-drm-amd-display-Avoid-sending-abnormal-VSIF.patch | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4227-drm-amd-display-Avoid-sending-abnormal-VSIF.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4227-drm-amd-display-Avoid-sending-abnormal-VSIF.patch new file mode 100644 index 00000000..f90aad89 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.19.8/4227-drm-amd-display-Avoid-sending-abnormal-VSIF.patch @@ -0,0 +1,36 @@ +From dc2c0a3b42a09f7da9070d05ae16d97d15f2feec Mon Sep 17 00:00:00 2001 +From: Wayne Lin <Wayne.Lin@amd.com> +Date: Mon, 21 Oct 2019 13:24:36 +0800 +Subject: [PATCH 4227/4736] drm/amd/display: Avoid sending abnormal VSIF + +[Why] +While setting hdmi_vic, hv_frame.vic is not initialized and might +assign a wrong value to hdmi_vic. Cause to send out VSIF with +abnormal value. + +[How] +Initialize hv_frame and avi_frame + +Signed-off-by: Wayne Lin <Wayne.Lin@amd.com> +Reviewed-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> +--- + drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 3 +++ + 1 file changed, 3 insertions(+) + +diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +index 70ca73d2a80b..b55dd3680581 100755 +--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c ++++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +@@ -3452,6 +3452,9 @@ static void fill_stream_properties_from_drm_display_mode( + struct hdmi_vendor_infoframe hv_frame; + struct hdmi_avi_infoframe avi_frame; + ++ memset(&hv_frame, 0, sizeof(hv_frame)); ++ memset(&avi_frame, 0, sizeof(avi_frame)); ++ + timing_out->h_border_left = 0; + timing_out->h_border_right = 0; + timing_out->v_border_top = 0; +-- +2.17.1 + |