diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c
index 1f192eb..f35f0c7 100644
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -39,16 +39,20 @@ static bool radeon_read_bios(struct radeon_device *rdev)
 	size_t size;
 
 	rdev->bios = NULL;
+	DRM_INFO("radeon_read_bios: calling pci_map_rom\n");
 	bios = pci_map_rom(rdev->pdev, &size);
+	DRM_INFO("radeon_read_bios: pci_map_rom return %c= NULL\n", bios == NULL ? '=' : '!');
 	if (!bios) {
 		return false;
 	}
 
+	DRM_INFO("radeon_read_bios: size = %lu, bios[0] = %#X, bios[1] = %#X\n", size, bios[0], bios[1]);
 	if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) {
 		pci_unmap_rom(rdev->pdev, bios);
 		return false;
 	}
 	rdev->bios = kmalloc(size, GFP_KERNEL);
+	DRM_INFO("radeon_read_bios: kmalloc return %c= NULL\n", rdev->bios == NULL ? '=' : '!');
 	if (rdev->bios == NULL) {
 		pci_unmap_rom(rdev->pdev, bios);
 		return false;
@@ -273,10 +277,13 @@ static bool legacy_read_disabled_bios(struct radeon_device *rdev)
 static bool radeon_read_disabled_bios(struct radeon_device *rdev)
 {
 	if (rdev->family >= CHIP_R600) {
+		DRM_INFO("radeon_read_disabled_bios: using r600_read_disabled_bios\n");
 		return r600_read_disabled_bios(rdev);
 	} else if (rdev->family >= CHIP_RS600) {
+		DRM_INFO("radeon_read_disabled_bios: using avivo_read_disabled_bios\n");
 		return avivo_read_disabled_bios(rdev);
 	}
+	DRM_INFO("radeon_read_disabled_bios: using legacy_read_disabled_bios\n");
 	return legacy_read_disabled_bios(rdev);
 }
 
@@ -286,13 +293,17 @@ bool radeon_get_bios(struct radeon_device *rdev)
 	uint16_t tmp;
 
 	r = radeon_read_bios(rdev);
+	DRM_INFO("radeon_get_bios: radeon_read_bios returned %s\n", r ? "true" : "false");
 	if (r == false) {
 		r = radeon_read_disabled_bios(rdev);
+		DRM_INFO("radeon_get_bios: radeon_read_disabled_bios returned %s\n", r ? "true" : "false");
 	}
+	DRM_INFO("rdev->bios %c= NULL\n", rdev->bios == NULL ? '=' : '!');
 	if (r == false || rdev->bios == NULL) {
-		DRM_ERROR("Unable to locate a BIOS ROM\n");
+		DRM_ERROR("radeon_get_bios: Unable to locate a BIOS ROM\n");
 		return false;
 	}
+	DRM_INFO("radeon_get_bios: rdev->bios[0] == %#X\n", rdev->bios[0]);
 	if (rdev->bios[0] != 0x55 || rdev->bios[1] != 0xaa) {
 		goto free_bios;
 	}
@@ -309,7 +320,7 @@ bool radeon_get_bios(struct radeon_device *rdev)
 		rdev->is_atom_bios = false;
 	}
 
-	DRM_DEBUG("%sBIOS detected\n", rdev->is_atom_bios ? "ATOM" : "COM");
+	DRM_INFO("%sBIOS detected\n", rdev->is_atom_bios ? "ATOM" : "COM");
 	return true;
 free_bios:
 	kfree(rdev->bios);