diff options
Diffstat (limited to 'common/recipes-kernel/linux/files/0897-drm-amd-dal-zero-current-context-after-powerdown.patch')
-rw-r--r-- | common/recipes-kernel/linux/files/0897-drm-amd-dal-zero-current-context-after-powerdown.patch | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/files/0897-drm-amd-dal-zero-current-context-after-powerdown.patch b/common/recipes-kernel/linux/files/0897-drm-amd-dal-zero-current-context-after-powerdown.patch new file mode 100644 index 00000000..1301a327 --- /dev/null +++ b/common/recipes-kernel/linux/files/0897-drm-amd-dal-zero-current-context-after-powerdown.patch @@ -0,0 +1,39 @@ +From 0fd8c895534ba20c89899148583b11bb60d7c0df Mon Sep 17 00:00:00 2001 +From: Eric Yang <eric.yang2@amd.com> +Date: Tue, 15 Mar 2016 11:00:26 -0400 +Subject: [PATCH 0897/1110] drm/amd/dal: zero current context after powerdown + +Just in case we ever decide to use current_context in +powerdown. + +Signed-off-by: Eric Yang <eric.yang2@amd.com> +Acked-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/dal/dc/core/dc.c | 4 ++-- + 1 file changed, 2 insertions(+), 2 deletions(-) + +diff --git a/drivers/gpu/drm/amd/dal/dc/core/dc.c b/drivers/gpu/drm/amd/dal/dc/core/dc.c +index 5d87597..3f28446 100644 +--- a/drivers/gpu/drm/amd/dal/dc/core/dc.c ++++ b/drivers/gpu/drm/amd/dal/dc/core/dc.c +@@ -1081,14 +1081,14 @@ void dc_set_power_state( + /* NULL means "reset/release all DC targets" */ + dc_commit_targets(dc, NULL, 0); + ++ core_dc->hwss.power_down(core_dc); ++ + /* Zero out the current context so that on resume we start with + * clean state, and dc hw programming optimizations will not + * cause any trouble. + */ + memset(&core_dc->current_context, 0, + sizeof(core_dc->current_context)); +- +- core_dc->hwss.power_down(core_dc); + break; + } + +-- +2.7.4 + |