mtd: nand: remove a bunch of unused commands
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com> Acked-by: Brian Norris <computersforpeace@gmail.com> Signed-off-by: David Woodhouse <David.Woodhouse@intel.com>
This commit is contained in:
Artem Bityutskiy
David Woodhouse
Родитель
14c6578683
Коммит
0be718e552
|
|
@ -303,13 +303,7 @@ static void cafe_nand_cmdfunc(struct mtd_info *mtd, unsigned command,
|
|||
case NAND_CMD_SEQIN:
|
||||
case NAND_CMD_RNDIN:
|
||||
case NAND_CMD_STATUS:
|
||||
case NAND_CMD_DEPLETE1:
|
||||
case NAND_CMD_RNDOUT:
|
||||
case NAND_CMD_STATUS_ERROR:
|
||||
case NAND_CMD_STATUS_ERROR0:
|
||||
case NAND_CMD_STATUS_ERROR1:
|
||||
case NAND_CMD_STATUS_ERROR2:
|
||||
case NAND_CMD_STATUS_ERROR3:
|
||||
cafe_writel(cafe, cafe->ctl2, NAND_CTRL2);
|
||||
return;
|
||||
}
|
||||
|
|
|
|||
|
|
@ -668,16 +668,6 @@ static void nand_command_lp(struct mtd_info *mtd, unsigned int command,
|
|||
case NAND_CMD_SEQIN:
|
||||
case NAND_CMD_RNDIN:
|
||||
case NAND_CMD_STATUS:
|
||||
case NAND_CMD_DEPLETE1:
|
||||
return;
|
||||
|
||||
case NAND_CMD_STATUS_ERROR:
|
||||
case NAND_CMD_STATUS_ERROR0:
|
||||
case NAND_CMD_STATUS_ERROR1:
|
||||
case NAND_CMD_STATUS_ERROR2:
|
||||
case NAND_CMD_STATUS_ERROR3:
|
||||
/* Read error status commands require only a short delay */
|
||||
udelay(chip->chip_delay);
|
||||
return;
|
||||
|
||||
case NAND_CMD_RESET:
|
||||
|
|
|
|||
|
|
@ -218,7 +218,6 @@ MODULE_PARM_DESC(bch, "Enable BCH ecc and set how many bits should "
|
|||
#define STATE_CMD_READOOB 0x00000005 /* read OOB area */
|
||||
#define STATE_CMD_ERASE1 0x00000006 /* sector erase first command */
|
||||
#define STATE_CMD_STATUS 0x00000007 /* read status */
|
||||
#define STATE_CMD_STATUS_M 0x00000008 /* read multi-plane status (isn't implemented) */
|
||||
#define STATE_CMD_SEQIN 0x00000009 /* sequential data input */
|
||||
#define STATE_CMD_READID 0x0000000A /* read ID */
|
||||
#define STATE_CMD_ERASE2 0x0000000B /* sector erase second command */
|
||||
|
|
@ -406,8 +405,6 @@ static struct nandsim_operations {
|
|||
{OPT_ANY, {STATE_CMD_ERASE1, STATE_ADDR_SEC, STATE_CMD_ERASE2 | ACTION_SECERASE, STATE_READY}},
|
||||
/* Read status */
|
||||
{OPT_ANY, {STATE_CMD_STATUS, STATE_DATAOUT_STATUS, STATE_READY}},
|
||||
/* Read multi-plane status */
|
||||
{OPT_SMARTMEDIA, {STATE_CMD_STATUS_M, STATE_DATAOUT_STATUS_M, STATE_READY}},
|
||||
/* Read ID */
|
||||
{OPT_ANY, {STATE_CMD_READID, STATE_ADDR_ZERO, STATE_DATAOUT_ID, STATE_READY}},
|
||||
/* Large page devices read page */
|
||||
|
|
@ -1079,8 +1076,6 @@ static char *get_state_name(uint32_t state)
|
|||
return "STATE_CMD_ERASE1";
|
||||
case STATE_CMD_STATUS:
|
||||
return "STATE_CMD_STATUS";
|
||||
case STATE_CMD_STATUS_M:
|
||||
return "STATE_CMD_STATUS_M";
|
||||
case STATE_CMD_SEQIN:
|
||||
return "STATE_CMD_SEQIN";
|
||||
case STATE_CMD_READID:
|
||||
|
|
@ -1145,7 +1140,6 @@ static int check_command(int cmd)
|
|||
case NAND_CMD_RNDOUTSTART:
|
||||
return 0;
|
||||
|
||||
case NAND_CMD_STATUS_MULTI:
|
||||
default:
|
||||
return 1;
|
||||
}
|
||||
|
|
@ -1171,8 +1165,6 @@ static uint32_t get_state_by_command(unsigned command)
|
|||
return STATE_CMD_ERASE1;
|
||||
case NAND_CMD_STATUS:
|
||||
return STATE_CMD_STATUS;
|
||||
case NAND_CMD_STATUS_MULTI:
|
||||
return STATE_CMD_STATUS_M;
|
||||
case NAND_CMD_SEQIN:
|
||||
return STATE_CMD_SEQIN;
|
||||
case NAND_CMD_READID:
|
||||
|
|
|
|||
|
|
@ -177,15 +177,6 @@ static void nuc900_nand_command_lp(struct mtd_info *mtd, unsigned int command,
|
|||
case NAND_CMD_SEQIN:
|
||||
case NAND_CMD_RNDIN:
|
||||
case NAND_CMD_STATUS:
|
||||
case NAND_CMD_DEPLETE1:
|
||||
return;
|
||||
|
||||
case NAND_CMD_STATUS_ERROR:
|
||||
case NAND_CMD_STATUS_ERROR0:
|
||||
case NAND_CMD_STATUS_ERROR1:
|
||||
case NAND_CMD_STATUS_ERROR2:
|
||||
case NAND_CMD_STATUS_ERROR3:
|
||||
udelay(chip->chip_delay);
|
||||
return;
|
||||
|
||||
case NAND_CMD_RESET:
|
||||
|
|
|
|||
|
|
@ -86,7 +86,6 @@ extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
|
|||
#define NAND_CMD_READOOB 0x50
|
||||
#define NAND_CMD_ERASE1 0x60
|
||||
#define NAND_CMD_STATUS 0x70
|
||||
#define NAND_CMD_STATUS_MULTI 0x71
|
||||
#define NAND_CMD_SEQIN 0x80
|
||||
#define NAND_CMD_RNDIN 0x85
|
||||
#define NAND_CMD_READID 0x90
|
||||
|
|
@ -105,25 +104,6 @@ extern int nand_unlock(struct mtd_info *mtd, loff_t ofs, uint64_t len);
|
|||
#define NAND_CMD_RNDOUTSTART 0xE0
|
||||
#define NAND_CMD_CACHEDPROG 0x15
|
||||
|
||||
/* Extended commands for AG-AND device */
|
||||
/*
|
||||
* Note: the command for NAND_CMD_DEPLETE1 is really 0x00 but
|
||||
* there is no way to distinguish that from NAND_CMD_READ0
|
||||
* until the remaining sequence of commands has been completed
|
||||
* so add a high order bit and mask it off in the command.
|
||||
*/
|
||||
#define NAND_CMD_DEPLETE1 0x100
|
||||
#define NAND_CMD_DEPLETE2 0x38
|
||||
#define NAND_CMD_STATUS_MULTI 0x71
|
||||
#define NAND_CMD_STATUS_ERROR 0x72
|
||||
/* multi-bank error status (banks 0-3) */
|
||||
#define NAND_CMD_STATUS_ERROR0 0x73
|
||||
#define NAND_CMD_STATUS_ERROR1 0x74
|
||||
#define NAND_CMD_STATUS_ERROR2 0x75
|
||||
#define NAND_CMD_STATUS_ERROR3 0x76
|
||||
#define NAND_CMD_STATUS_RESET 0x7f
|
||||
#define NAND_CMD_STATUS_CLEAR 0xff
|
||||
|
||||
#define NAND_CMD_NONE -1
|
||||
|
||||
/* Status bits */
|
||||
|
|
|
|||
Загрузка…
Ссылка в новой задаче