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[PATCH] nand_wait() timeout fixes 

Two fixes for the nand_wait() function in
drivers/nand/nand_base.c:

1. Use correct timeouts. The original timeouts in Linux
source are 400ms and 20ms not 40s and 20s

2. Return correct error value in case of timeout. 0 is
interpreted as OK.

Signed-off-by: Rui Sousa <rui.sousa@laposte.net>
Signed-off-by: Stefan Roese <sr@denx.de>
This commit is contained in:
Stefan Roese 2006-11-27 17:22:19 +01:00
parent 3b58d94590
commit 1578486285
1 changed files with 4 additions and 4 deletions
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8
drivers/nand/nand_base.c
View File

@ -838,9 +838,9 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *this, int state)
unsigned long timeo;
if (state == FL_ERASING)
timeo = CFG_HZ * 400;
timeo += (HZ * 400) / 1000;
else
timeo = CFG_HZ * 20;
timeo += (HZ * 20) / 1000;
if ((state == FL_ERASING) && (this->options & NAND_IS_AND))
this->cmdfunc(mtd, NAND_CMD_STATUS_MULTI, -1, -1);
@ -852,8 +852,8 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *this, int state)
while (1) {
if (get_timer(0) > timeo) {
printf("Timeout!");
return 0;
}
return 0x01;
}
if (this->dev_ready) {
if (this->dev_ready(mtd))