drm/radeon/atpx: drop forcing of dGPU power control

Now that we handle this correctly, there is no need to force
it.
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/radeon/radeon_atpx_handler.c

@@ -193,11 +193,6 @@ static int radeon_atpx_validate(struct radeon_atpx *atpx)
 	if (valid_bits & ATPX_MS_HYBRID_GFX_SUPPORTED) {
 		printk("Hybrid Graphics, ATPX dGPU power cntl disabled\n");
 		atpx->functions.power_cntl = false;
-	} else if (atpx->functions.power_cntl == false) {
-		/* make sure required functions are enabled */
-		/* dGPU power control is required */
-		printk("ATPX dGPU power cntl not present, forcing\n");
-		atpx->functions.power_cntl = true;
 	}
 
 	return 0;