From 336031ea1cdb056eb2f7bd21fce46dda52fc0412 Mon Sep 17 00:00:00 2001 From: "Kumar, Mahesh" Date: Wed, 17 May 2017 17:28:25 +0530 Subject: [PATCH] drm/i915/skl+: no need to memset again Git-commit: 336031ea1cdb056eb2f7bd21fce46dda52fc0412 Patch-mainline: v4.13-rc1 References: FATE#322643 bsc#1055900 We are already doing memset of ddb structure at the begining of skl_allocate_pipe_ddb function, No need to again do a memset. Signed-off-by: Mahesh Kumar Reviewed-by: Matt Roper Reviewed-by: Maarten Lankhorst Signed-off-by: Matt Roper Link: http://patchwork.freedesktop.org/patch/msgid/20170517115831.13830-7-mahesh1.kumar@intel.com Acked-by: Takashi Iwai --- drivers/gpu/drm/i915/intel_pm.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4082,10 +4082,8 @@ skl_allocate_pipe_ddb(struct intel_crtc_ skl_ddb_get_pipe_allocation_limits(dev, cstate, alloc, &num_active); alloc_size = skl_ddb_entry_size(alloc); - if (alloc_size == 0) { - memset(ddb->plane[pipe], 0, sizeof(ddb->plane[pipe])); + if (alloc_size == 0) return 0; - } skl_ddb_calc_min(cstate, num_active, minimum, y_minimum);