diff options
Diffstat (limited to 'common/recipes-kernel/linux/linux-yocto-4.19.8/1042-drm-amd-display-Fix-boolean-expression-in-get_surf_r.patch')
-rw-r--r-- | common/recipes-kernel/linux/linux-yocto-4.19.8/1042-drm-amd-display-Fix-boolean-expression-in-get_surf_r.patch | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/common/recipes-kernel/linux/linux-yocto-4.19.8/1042-drm-amd-display-Fix-boolean-expression-in-get_surf_r.patch b/common/recipes-kernel/linux/linux-yocto-4.19.8/1042-drm-amd-display-Fix-boolean-expression-in-get_surf_r.patch new file mode 100644 index 00000000..e46d4b84 --- /dev/null +++ b/common/recipes-kernel/linux/linux-yocto-4.19.8/1042-drm-amd-display-Fix-boolean-expression-in-get_surf_r.patch @@ -0,0 +1,35 @@ +From 4b0aa3cfc47e2bef8edd9fa9a5475b236d7db190 Mon Sep 17 00:00:00 2001 +From: "Gustavo A. R. Silva" <gustavo@embeddedor.com> +Date: Thu, 3 Jan 2019 13:48:45 -0600 +Subject: [PATCH 1042/2940] drm/amd/display: Fix boolean expression in + get_surf_rq_param + +Fix boolean expression by using logical AND operator '&&' +instead of bitwise operator '&'. + +This issue was detected with the help of Coccinelle. + +Fixes: 6d04ee9dc101 ("drm/amd/display: Restructuring and cleaning up DML") +Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com> +Reviewed-by: Harry Wentland <harry.wentland@amd.com> +Signed-off-by: Alex Deucher <alexander.deucher@amd.com> +--- + drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +diff --git a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c +index a8b233ee5f97..ad8571f5a142 100644 +--- a/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c ++++ b/drivers/gpu/drm/amd/display/dc/dml/dml1_display_rq_dlg_calc.c +@@ -881,7 +881,7 @@ static void get_surf_rq_param( + /* the dpte_group_bytes is reduced for the specific case of vertical + * access of a tile surface that has dpte request of 8x1 ptes. + */ +- if (!surf_linear & (log2_dpte_req_height_ptes == 0) & surf_vert) /*reduced, in this case, will have page fault within a group */ ++ if (!surf_linear && (log2_dpte_req_height_ptes == 0) && surf_vert) /*reduced, in this case, will have page fault within a group */ + rq_sizing_param->dpte_group_bytes = 512; + else + /*full size */ +-- +2.17.1 + |