diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.14.71/0195-drm-amd-display-Fix-64-bit-division.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.14.71/0195-drm-amd-display-Fix-64-bit-division.patch | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.14.71/0195-drm-amd-display-Fix-64-bit-division.patch b/common/recipes-kernel/linux/linux-yocto-4.14.71/0195-drm-amd-display-Fix-64-bit-division.patch new file mode 100644 index 00000000..aff1994d --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.14.71/0195-drm-amd-display-Fix-64-bit-division.patch @@ -0,0 +1,28 @@ +From 2f3efa7c7c3f73292fb4a7d46f7b39136fda57cc Mon Sep 17 00:00:00 2001 +From: Harry Wentland <harry.wentland@amd.com> +Date: Mon, 6 Feb 2017 11:23:20 -0500 +Subject: [PATCH 0195/4131] drm/amd/display: Fix 64-bit division + +Signed-off-by: Harry Wentland <harry.wentland@amd.com> +Reviewed-by: Alex Deucher <alexander.deucher@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dce/dce_abm.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c +index f4696bf..7005ebb 100644 +--- a/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c ++++ b/drivers/gpu/drm/amd/display/dc/dce/dce_abm.c +@@ -94,7 +94,7 @@ static unsigned int get_current_backlight(struct dce_abm *abm_dce) + if (bl_period == 0) + bl_period = 0xFFFF; + +- current_backlight /= bl_period; ++ current_backlight = div_u64(current_backlight, bl_period); + current_backlight = (current_backlight + 1) >> 1; + + current_backlight = (uint64_t)(current_backlight) * bl_period; +-- +2.7.4 + |