drm/amd: Make flashing messages quieter

Debug messages related to the kernel process of flashing an updated
IFWI are needlessly noisy and also confusing.

Downgrade them to debug instead and clarify what they are actually
doing.
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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

@@ -3624,7 +3624,7 @@ static ssize_t amdgpu_psp_vbflash_write(struct file *filp, struct kobject *kobj,
 	adev->psp.vbflash_image_size += count;
 	mutex_unlock(&adev->psp.mutex);
 
-	dev_info(adev->dev, "VBIOS flash write PSP done");
+	dev_dbg(adev->dev, "IFWI staged for update");
 
 	return count;
 }
@@ -3644,7 +3644,7 @@ static ssize_t amdgpu_psp_vbflash_read(struct file *filp, struct kobject *kobj,
 	if (adev->psp.vbflash_image_size == 0)
 		return -EINVAL;
 
-	dev_info(adev->dev, "VBIOS flash to PSP started");
+	dev_dbg(adev->dev, "PSP IFWI flash process initiated");
 
 	ret = amdgpu_bo_create_kernel(adev, adev->psp.vbflash_image_size,
 					AMDGPU_GPU_PAGE_SIZE,
@@ -3669,11 +3669,11 @@ static ssize_t amdgpu_psp_vbflash_read(struct file *filp, struct kobject *kobj,
 	adev->psp.vbflash_image_size = 0;
 
 	if (ret) {
-		dev_err(adev->dev, "Failed to load VBIOS FW, err = %d", ret);
+		dev_err(adev->dev, "Failed to load IFWI, err = %d", ret);
 		return ret;
 	}
 
-	dev_info(adev->dev, "VBIOS flash to PSP done");
+	dev_dbg(adev->dev, "PSP IFWI flash process done");
 	return 0;
 }