diff options
Diffstat (limited to 'meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2542-drm-amd-display-Handle-case-when-stream-not-found-in.patch')
-rw-r--r-- | meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2542-drm-amd-display-Handle-case-when-stream-not-found-in.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2542-drm-amd-display-Handle-case-when-stream-not-found-in.patch b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2542-drm-amd-display-Handle-case-when-stream-not-found-in.patch new file mode 100644 index 00000000..39558b54 --- /dev/null +++ b/meta-amd-bsp/recipes-kernel/linux/linux-yocto-4.14.71/2542-drm-amd-display-Handle-case-when-stream-not-found-in.patch @@ -0,0 +1,45 @@ +From c6312be56219539fed7964b5ffd39830b0358e62 Mon Sep 17 00:00:00 2001 +From: Eric Yang <Eric.Yang2@amd.com> +Date: Tue, 3 Oct 2017 18:15:51 -0400 +Subject: [PATCH 2542/4131] drm/amd/display: Handle case when stream not found + in set_dpms + +When validate with context fail to add stream to the context, we have +a case where set_dpms won't be able to find the stream that need to +be disabled. + +Signed-off-by: Eric Yang <Eric.Yang2@amd.com> +Reviewed-by: Tony Cheng <Tony.Cheng@amd.com> +Acked-by: Harry Wentland <Harry.Wentland@amd.com> +--- + drivers/gpu/drm/amd/display/dc/core/dc.c | 7 ++++++- + 1 file changed, 6 insertions(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c +index a17525a..838ee07 100644 +--- a/drivers/gpu/drm/amd/display/dc/core/dc.c ++++ b/drivers/gpu/drm/amd/display/dc/core/dc.c +@@ -363,7 +363,7 @@ void set_dpms( + struct dc_stream_state *stream, + bool dpms_off) + { +- struct pipe_ctx *pipe_ctx; ++ struct pipe_ctx *pipe_ctx = NULL; + int i; + + for (i = 0; i < MAX_PIPES; i++) { +@@ -373,6 +373,11 @@ void set_dpms( + } + } + ++ if (!pipe_ctx) { ++ ASSERT(0); ++ return; ++ } ++ + if (stream->dpms_off != dpms_off) { + stream->dpms_off = dpms_off; + if (dpms_off) +-- +2.7.4 + |