drm/amd/display: Use explicit size for types in DCCG's struct dp_dto_params

Reviewed-by: Alvin Lee <alvin.lee2@amd.com>
Acked-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Aurabindo Pillai <aurabindo.pillai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/display/dc/inc/hw/dccg.h

@@ -59,8 +59,8 @@ enum dentist_dispclk_change_mode {
 struct dp_dto_params {
 	int otg_inst;
 	enum signal_type signal;
-	long long pixclk_hz;
-	long long refclk_hz;
+	uint64_t pixclk_hz;
+	uint64_t refclk_hz;
 };
 
 enum pixel_rate_div {