diff --git a/drivers/gpu/drm/radeon/radeon_atpx_handler.c b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
index 8bc7d0bbd3c80a94529cea79bf4f078d7951a87a..a771b9f0bf98d60e51f1c15f3f0b69f7832b08ca 100644
--- a/drivers/gpu/drm/radeon/radeon_atpx_handler.c
+++ b/drivers/gpu/drm/radeon/radeon_atpx_handler.c
@@ -535,7 +535,7 @@ static bool radeon_atpx_detect(void)
 
 	if (has_atpx && vga_count == 2) {
 		acpi_get_name(radeon_atpx_priv.atpx.handle, ACPI_FULL_PATHNAME, &buffer);
-		printk(KERN_INFO "VGA switcheroo: detected switching method %s handle\n",
+		printk(KERN_INFO "vga_switcheroo: detected switching method %s handle\n",
 		       acpi_method_name);
 		radeon_atpx_priv.atpx_detected = true;
 		return true;
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index f3f562f6d848d17d3cc4e48d2701f5de5a14a46a..c566993a2ec3bcbe393ff14d079b0134f0426c7d 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -1197,7 +1197,7 @@ static void radeon_check_arguments(struct radeon_device *rdev)
  * radeon_switcheroo_set_state - set switcheroo state
  *
  * @pdev: pci dev pointer
- * @state: vga switcheroo state
+ * @state: vga_switcheroo state
  *
  * Callback for the switcheroo driver.  Suspends or resumes the
  * the asics before or after it is powered up using ACPI methods.
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index fd9da282b29c818d16cb84f7b78c8f1e4163f383..977f1a5e11a52c90fb9f044a5b8a7e9266f642f4 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -602,7 +602,7 @@ static int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file
  *
  * @dev: drm dev pointer
  *
- * Switch vga switcheroo state after last close (all asics).
+ * Switch vga_switcheroo state after last close (all asics).
  */
 void radeon_driver_lastclose_kms(struct drm_device *dev)
 {