[Uboot-stm32] [PATCH 3/4] mtd: nand: Add WATCHDOG_RESET() in nanddev_mtd_erase()

Patrice CHOTARD patrice.chotard at foss.st.com
Fri Mar 12 13:19:00 CET 2021


Hi

On 1/27/21 4:15 PM, Patrick DELAUNAY wrote:
> Hi Patrice,
> 
> On 1/20/21 2:42 PM, Patrice Chotard wrote:
>> In case of big area erased on nand, watchdog timeout may occurs.
>> To fix that, add WATCHDOG_RESET() in nanddev_mtd_erase() to ensure that
>> watchdog is reset.
>>
>> Signed-off-by: Patrice Chotard <patrice.chotard at foss.st.com>
>> ---
>>
>>   drivers/mtd/nand/core.c | 2 ++
>>   1 file changed, 2 insertions(+)
>>
>> diff --git a/drivers/mtd/nand/core.c b/drivers/mtd/nand/core.c
>> index 3abaef23c5..ec11bf44f8 100644
>> --- a/drivers/mtd/nand/core.c
>> +++ b/drivers/mtd/nand/core.c
>> @@ -10,6 +10,7 @@
>>   #define pr_fmt(fmt)    "nand: " fmt
>>     #include <common.h>
>> +#include <watchdog.h>
>>   #ifndef __UBOOT__
>>   #include <linux/module.h>
>>   #endif
>> @@ -162,6 +163,7 @@ int nanddev_mtd_erase(struct mtd_info *mtd, struct erase_info *einfo)
>>       nanddev_offs_to_pos(nand, einfo->addr, &pos);
>>       nanddev_offs_to_pos(nand, einfo->addr + einfo->len - 1, &last);
>>       while (nanddev_pos_cmp(&pos, &last) <= 0) {
>> +        WATCHDOG_RESET();
>>           ret = nanddev_erase(nand, &pos);
>>           if (ret) {
>>               einfo->fail_addr = nanddev_pos_to_offs(nand, &pos);
> 
> 
> Reviewed-by: Patrick Delaunay <patrick.delaunay at foss.st.com>
> 
> Thanks
> 
> Patrick
> 
Applied to u-boot-stm/next

Thanks

Patrice


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