lightnvm: comments on constants
authorMatias Bjørling <m@bjorling.me>
Sun, 6 Dec 2015 10:25:47 +0000 (11:25 +0100)
committerJens Axboe <axboe@fb.com>
Mon, 7 Dec 2015 16:14:19 +0000 (09:14 -0700)
It is not obvious what NVM_IO_* and NVM_BLK_T_* are used for. Make sure
to comment them appropriately as the other constants.

Signed-off-by: Matias Bjørling <m@bjorling.me>
Signed-off-by: Jens Axboe <axboe@fb.com>
include/linux/lightnvm.h

index c6916aec43b66200033b5a2a2a155d8b72a947bf..935ef3844c059740a7d9a8d5d529665c8b34a16f 100644 (file)
@@ -50,9 +50,16 @@ enum {
        NVM_IO_DUAL_ACCESS      = 0x1,
        NVM_IO_QUAD_ACCESS      = 0x2,
 
+       /* NAND Access Modes */
        NVM_IO_SUSPEND          = 0x80,
        NVM_IO_SLC_MODE         = 0x100,
        NVM_IO_SCRAMBLE_DISABLE = 0x200,
+
+       /* Block Types */
+       NVM_BLK_T_FREE          = 0x0,
+       NVM_BLK_T_BAD           = 0x1,
+       NVM_BLK_T_DEV           = 0x2,
+       NVM_BLK_T_HOST          = 0x4,
 };
 
 struct nvm_id_group {