drm/amdgpu: drop benchmark module parameter

Now that we expose the benchmarks via debugfs, there is no
longer a need for the module parameter.
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drivers/gpu/drm/amd/amdgpu/amdgpu.h

@@ -155,7 +155,6 @@ extern int amdgpu_vis_vram_limit;
 extern int amdgpu_gart_size;
 extern int amdgpu_gtt_size;
 extern int amdgpu_moverate;
-extern int amdgpu_benchmarking;
 extern int amdgpu_testing;
 extern int amdgpu_audio;
 extern int amdgpu_disp_priority;

drivers/gpu/drm/amd/amdgpu/amdgpu_device.c

@@ -3809,12 +3809,6 @@ int amdgpu_device_init(struct amdgpu_device *adev,
 		else
 			DRM_INFO("amdgpu: acceleration disabled, skipping move tests\n");
 	}
-	if (amdgpu_benchmarking) {
-		if (adev->accel_working)
-			amdgpu_benchmark(adev, amdgpu_benchmarking);
-		else
-			DRM_INFO("amdgpu: acceleration disabled, skipping benchmarks\n");
-	}
 
 	/*
 	 * Register gpu instance before amdgpu_device_enable_mgpu_fan_boost.

drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c

@@ -110,7 +110,6 @@ int amdgpu_vis_vram_limit;
 int amdgpu_gart_size = -1; /* auto */
 int amdgpu_gtt_size = -1; /* auto */
 int amdgpu_moverate = -1; /* auto */
-int amdgpu_benchmarking;
 int amdgpu_testing;
 int amdgpu_audio = -1;
 int amdgpu_disp_priority;
@@ -231,13 +230,6 @@ module_param_named(gttsize, amdgpu_gtt_size, int, 0600);
 MODULE_PARM_DESC(moverate, "Maximum buffer migration rate in MB/s. (32, 64, etc., -1=auto, 0=1=disabled)");
 module_param_named(moverate, amdgpu_moverate, int, 0600);
 
-/**
- * DOC: benchmark (int)
- * Run benchmarks. The default is 0 (Skip benchmarks).
- */
-MODULE_PARM_DESC(benchmark, "Run benchmark");
-module_param_named(benchmark, amdgpu_benchmarking, int, 0444);
-
 /**
  * DOC: test (int)
  * Test BO GTT->VRAM and VRAM->GTT GPU copies. The default is 0 (Skip test, only set 1 to run test).