diff --git a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c index e00b8adde18d..7287aa8c27cf 100644 --- a/drivers/gpu/drm/amd/amdgpu/atombios_dp.c +++ b/drivers/gpu/drm/amd/amdgpu/atombios_dp.c @@ -203,9 +203,9 @@ void amdgpu_atombios_dp_aux_init(struct amdgpu_connector *amdgpu_connector) #define DP_VOLTAGE_MAX DP_TRAIN_VOLTAGE_SWING_LEVEL_3 #define DP_PRE_EMPHASIS_MAX DP_TRAIN_PRE_EMPH_LEVEL_3 -static void amdgpu_atombios_dp_get_adjust_train(u8 link_status[DP_LINK_STATUS_SIZE], - int lane_count, - u8 train_set[4]) +static void amdgpu_atombios_dp_get_adjust_train(const u8 link_status[DP_LINK_STATUS_SIZE], + int lane_count, + u8 train_set[4]) { u8 v = 0; u8 p = 0; @@ -265,8 +265,8 @@ static int amdgpu_atombios_dp_get_max_dp_pix_clock(int link_rate, * if the max lane# < low rate lane# then use max lane# instead. */ static int amdgpu_atombios_dp_get_dp_lane_number(struct drm_connector *connector, - u8 dpcd[DP_DPCD_SIZE], - int pix_clock) + const u8 dpcd[DP_DPCD_SIZE], + int pix_clock) { int bpp = amdgpu_atombios_dp_convert_bpc_to_bpp(amdgpu_connector_get_monitor_bpc(connector)); int max_link_rate = drm_dp_max_link_rate(dpcd); @@ -284,8 +284,8 @@ static int amdgpu_atombios_dp_get_dp_lane_number(struct drm_connector *connector } static int amdgpu_atombios_dp_get_dp_link_clock(struct drm_connector *connector, - u8 dpcd[DP_DPCD_SIZE], - int pix_clock) + const u8 dpcd[DP_DPCD_SIZE], + int pix_clock) { int bpp = amdgpu_atombios_dp_convert_bpc_to_bpp(amdgpu_connector_get_monitor_bpc(connector)); int lane_num, max_pix_clock;