Make sure to honour the max_hw_heartbeat_ms while programming the timeout
value to WOR. Clamp the timeout passed to sbsa_gwdt_set_timeout() to
make sure the programmed value is within the permissible range.
Fixes: abd3ac7902fb ("watchdog: sbsa: Support architecture version 1")
Signed-off-by: George Cherian <george.cherian@xxxxxxxxxxx>
---
drivers/watchdog/sbsa_gwdt.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/drivers/watchdog/sbsa_gwdt.c b/drivers/watchdog/sbsa_gwdt.c
index 9791c74aebd4..63862803421f 100644
--- a/drivers/watchdog/sbsa_gwdt.c
+++ b/drivers/watchdog/sbsa_gwdt.c
@@ -150,6 +150,7 @@ static int sbsa_gwdt_set_timeout(struct watchdog_device *wdd,
struct sbsa_gwdt *gwdt = watchdog_get_drvdata(wdd);
wdd->timeout = timeout;
+ timeout = clamp_t(unsigned int, timeout, 1, wdd->max_hw_heartbeat_ms / 1000);
if (action)
sbsa_gwdt_reg_write(gwdt->clk * timeout, gwdt);
--
2.34.1
