drm/ttm: Remove mm init error printouts and checks
Replace with BUG_ON(). These error messages remained from the time
when TTM was initialized from user-space. Nowadays hitting one of those
is really a kernel bug.
Signed-off-by: Thomas Hellstrom <thellstrom@vmware.com>
Signed-off-by: Dave Airlie <airlied@redhat.com>
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index e6cedf4..f561eea 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -1354,18 +1354,9 @@
int ret = -EINVAL;
struct ttm_mem_type_manager *man;
- if (type >= TTM_NUM_MEM_TYPES) {
- printk(KERN_ERR TTM_PFX "Illegal memory type %d\n", type);
- return ret;
- }
-
+ BUG_ON(type >= TTM_NUM_MEM_TYPES);
man = &bdev->man[type];
- if (man->has_type) {
- printk(KERN_ERR TTM_PFX
- "Memory manager already initialized for type %d\n",
- type);
- return ret;
- }
+ BUG_ON(man->has_type);
ret = bdev->driver->init_mem_type(bdev, type, man);
if (ret)
@@ -1374,13 +1365,6 @@
ret = 0;
if (type != TTM_PL_SYSTEM) {
- if (!p_size) {
- printk(KERN_ERR TTM_PFX
- "Zero size memory manager type %d\n",
- type);
- return ret;
- }
-
ret = (*man->func->init)(man, p_size);
if (ret)
return ret;