drm/amd/amdgpu: remove hardcoded module name in prints

Let format prefixes take care of printing the module name
through pr_fmt and dev_fmt definitions.

Signed-off-by: Aurabindo Pillai <[e-mail]>
Signed-off-by: Alex Deucher <[e-mail]>

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

···
 	ret = amdgpu_vm_validate_pt_bos(adev, vm, amdgpu_amdkfd_validate,
 					&param);
 	if (ret) {
-		pr_err("amdgpu: failed to validate PT BOs\n");
+		pr_err("failed to validate PT BOs\n");
 		return ret;
 	}
 
 	ret = amdgpu_amdkfd_validate(&param, pd);
 	if (ret) {
-		pr_err("amdgpu: failed to validate PD\n");
+		pr_err("failed to validate PD\n");
 		return ret;
 	}
 
···
 	if (vm->use_cpu_for_update) {
 		ret = amdgpu_bo_kmap(pd, NULL);
 		if (ret) {
-			pr_err("amdgpu: failed to kmap PD, ret=%d\n", ret);
+			pr_err("failed to kmap PD, ret=%d\n", ret);
 			return ret;
 		}
 	}

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

···
 		return;
 
 	if (state == VGA_SWITCHEROO_ON) {
-		pr_info("amdgpu: switched on\n");
+		pr_info("switched on\n");
 		/* don't suspend or resume card normally */
 		dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
 
···
 		dev->switch_power_state = DRM_SWITCH_POWER_ON;
 		drm_kms_helper_poll_enable(dev);
 	} else {
-		pr_info("amdgpu: switched off\n");
+		pr_info("switched off\n");
 		drm_kms_helper_poll_disable(dev);
 		dev->switch_power_state = DRM_SWITCH_POWER_CHANGING;
 		amdgpu_device_suspend(dev, true);

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

···
 		nvec = pci_alloc_irq_vectors(adev->pdev, 1, 1, flags);
 		if (nvec > 0) {
 			adev->irq.msi_enabled = true;
-			dev_dbg(adev->dev, "amdgpu: using MSI/MSI-X.\n");
+			dev_dbg(adev->dev, "using MSI/MSI-X.\n");
 		}
 	}
 

drivers/gpu/drm/amd/amdgpu/gmc_v6_0.c

···
 
 	r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(44));
 	if (r) {
-		dev_warn(adev->dev, "amdgpu: No suitable DMA available.\n");
+		dev_warn(adev->dev, "No suitable DMA available.\n");
 		return r;
 	}
 	adev->need_swiotlb = drm_need_swiotlb(44);

drivers/gpu/drm/amd/amdgpu/gmc_v7_0.c

···
 
 	r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(40));
 	if (r) {
-		pr_warn("amdgpu: No suitable DMA available\n");
+		pr_warn("No suitable DMA available\n");
 		return r;
 	}
 	adev->need_swiotlb = drm_need_swiotlb(40);

drivers/gpu/drm/amd/amdgpu/gmc_v8_0.c

···
 
 	r = dma_set_mask_and_coherent(adev->dev, DMA_BIT_MASK(40));
 	if (r) {
-		pr_warn("amdgpu: No suitable DMA available\n");
+		pr_warn("No suitable DMA available\n");
 		return r;
 	}
 	adev->need_swiotlb = drm_need_swiotlb(40);