In case of big area read/write on spi nand, watchdog timeout may occurs. To fix that, add WATCHDOG_RESET() in spinand_mtd_read() and spinand_mtd_write() to ensure that watchdog is reset.
Signed-off-by: Patrice Chotard patrice.chotard@foss.st.com
---
drivers/mtd/nand/spi/core.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/mtd/nand/spi/core.c b/drivers/mtd/nand/spi/core.c index cb8ffa3fa9..7f54422c93 100644 --- a/drivers/mtd/nand/spi/core.c +++ b/drivers/mtd/nand/spi/core.c @@ -24,6 +24,7 @@ #include <errno.h> #include <spi.h> #include <spi-mem.h> +#include <watchdog.h> #include <linux/mtd/spinand.h> #endif
@@ -574,6 +575,7 @@ static int spinand_mtd_read(struct mtd_info *mtd, loff_t from, #endif
nanddev_io_for_each_page(nand, from, ops, &iter) { + WATCHDOG_RESET(); ret = spinand_select_target(spinand, iter.req.pos.target); if (ret) break; @@ -625,6 +627,7 @@ static int spinand_mtd_write(struct mtd_info *mtd, loff_t to, #endif
nanddev_io_for_each_page(nand, to, ops, &iter) { + WATCHDOG_RESET(); ret = spinand_select_target(spinand, iter.req.pos.target); if (ret) break;