On 2021-01-26 20:53, Guenter Roeck wrote:
On 1/26/21 7:02 AM, Sai Prakash Ranjan wrote:
As per register documentation, QCOM_WDT_ENABLE_IRQ which is BIT(1) of watchdog control register is wakeup interrupt enable bit and not related to bark interrupt at all, BIT(0) is used for that. So remove incorrect usage of this bit when supporting bark irq for pre-timeout notification. Currently with this bit set and bark interrupt specified, pre-timeout notification and/or watchdog reset/bite does not occur.
Fixes: 36375491a439 ("watchdog: qcom: support pre-timeout when the bark irq is available") Cc: stable@vger.kernel.org Signed-off-by: Sai Prakash Ranjan saiprakash.ranjan@codeaurora.org
Assuming that pretimeout _does_ work with this patch applied,
Reviewed-by: Guenter Roeck linux@roeck-us.net
Thanks Guenter. Yes I have patchset ready and tested [1] on 4 different SoCs on which pretimeout works with this patch and without this, watchdog functionality would be broken on all those platforms and possibly more(the ones I couldn't get access to) if we add bark irq to the watchdog DT node.
[1] https://lore.kernel.org/patchwork/cover/1371270/
Thanks, Sai