diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/2861-drm-amd-display-return-NULL-instead-of-false-from-dc.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/2861-drm-amd-display-return-NULL-instead-of-false-from-dc.patch | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/2861-drm-amd-display-return-NULL-instead-of-false-from-dc.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/2861-drm-amd-display-return-NULL-instead-of-false-from-dc.patch new file mode 100644 index 00000000..6719d2fa --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/2861-drm-amd-display-return-NULL-instead-of-false-from-dc.patch @@ -0,0 +1,38 @@ +From e8c5aa24be05c0398b6eaa1c4a4220bf720968ce Mon Sep 17 00:00:00 2001 +From: Arnd Bergmann <arnd@arndb.de> +Date: Fri, 12 Jul 2019 11:39:52 +0200 +Subject: [PATCH 2861/2940] drm/amd/display: return 'NULL' instead of 'false' + from dcn20_acquire_idle_pipe_for_layer + +clang complains that 'false' is a not a pointer: + +drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_resource.c:2428:10: error: expression which evaluates to zero treated as a null pointer constant of type 'struct pipe_ctx *' [-Werror,-Wnon-literal-null-conversion] + return false; + +Changing it to 'NULL' looks like the right thing that will shut up +the warning and make it easier to read, while not changing behavior. + +Fixes: 7ed4e6352c16 ("drm/amd/display: Add DCN2 HW Sequencer and Resource") +Reviewed-by: Nathan Chancellor <natechancellor@gmail.com> +Signed-off-by: Arnd Bergmann <arnd@arndb.de> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +index 14920c180836..20cf98f090b0 100644 +--- a/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c ++++ b/drivers/gpu/drm/amd/display/dc/dcn20/dcn20_resource.c +@@ -2423,7 +2423,7 @@ struct pipe_ctx *dcn20_acquire_idle_pipe_for_layer( + ASSERT(0); + + if (!idle_pipe) +- return false; ++ return NULL; + + idle_pipe->stream = head_pipe->stream; + idle_pipe->stream_res.tg = head_pipe->stream_res.tg; +-- +2.17.1 + |