From: Yongqiang Sun Date: Fri, 19 Jan 2018 16:59:16 +0000 (-0500) Subject: drm/amd/display: Null check for gamma correction. X-Git-Url: http://git.cdn.openwrt.org/?a=commitdiff_plain;h=f9549850a4cd3114fa1faeb97264cdad5c656edf;p=openwrt%2Fstaging%2Fblogic.git drm/amd/display: Null check for gamma correction. Signed-off-by: Yongqiang Sun Reviewed-by: Tony Cheng Acked-by: Harry Wentland Signed-off-by: Alex Deucher --- diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index a3f84dc851a1..e6f822761b37 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -900,7 +900,8 @@ static bool dcn10_set_input_transfer_func(struct pipe_ctx *pipe_ctx, if (plane_state->in_transfer_func) tf = plane_state->in_transfer_func; - if (plane_state->gamma_correction->is_identity) + if (plane_state->gamma_correction && + plane_state->gamma_correction->is_identity) dpp_base->funcs->dpp_set_degamma(dpp_base, IPP_DEGAMMA_MODE_BYPASS); else if (plane_state->gamma_correction && dce_use_lut(plane_state->format)) dpp_base->funcs->dpp_program_input_lut(dpp_base, plane_state->gamma_correction);