diff options
Diffstat (limited to 'drivers/watchdog/sbsa_gwdt.c')
| -rw-r--r-- | drivers/watchdog/sbsa_gwdt.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/drivers/watchdog/sbsa_gwdt.c b/drivers/watchdog/sbsa_gwdt.c index ad383f6f15fc..ce0c38bd0f00 100644 --- a/drivers/watchdog/sbsa_gwdt.c +++ b/drivers/watchdog/sbsa_gwdt.c @@ -180,15 +180,6 @@ static int sbsa_gwdt_keepalive(struct watchdog_device *wdd) return 0; } -static unsigned int sbsa_gwdt_status(struct watchdog_device *wdd) -{ - struct sbsa_gwdt *gwdt = watchdog_get_drvdata(wdd); - u32 status = readl(gwdt->control_base + SBSA_GWDT_WCS); - - /* is the watchdog timer running? */ - return (status & SBSA_GWDT_WCS_EN) << WDOG_ACTIVE; -} - static int sbsa_gwdt_start(struct watchdog_device *wdd) { struct sbsa_gwdt *gwdt = watchdog_get_drvdata(wdd); @@ -228,7 +219,6 @@ static struct watchdog_ops sbsa_gwdt_ops = { .owner = THIS_MODULE, .start = sbsa_gwdt_start, .stop = sbsa_gwdt_stop, - .status = sbsa_gwdt_status, .ping = sbsa_gwdt_keepalive, .set_timeout = sbsa_gwdt_set_timeout, .get_timeleft = sbsa_gwdt_get_timeleft, @@ -273,7 +263,7 @@ static int sbsa_gwdt_probe(struct platform_device *pdev) wdd->info = &sbsa_gwdt_info; wdd->ops = &sbsa_gwdt_ops; wdd->min_timeout = 1; - wdd->max_timeout = U32_MAX / gwdt->clk; + wdd->max_hw_heartbeat_ms = U32_MAX / gwdt->clk * 1000; wdd->timeout = DEFAULT_TIMEOUT; watchdog_set_drvdata(wdd, gwdt); watchdog_set_nowayout(wdd, nowayout); @@ -283,6 +273,8 @@ static int sbsa_gwdt_probe(struct platform_device *pdev) dev_warn(dev, "System reset by WDT.\n"); wdd->bootstatus |= WDIOF_CARDRESET; } + if (status & SBSA_GWDT_WCS_EN) + set_bit(WDOG_HW_RUNNING, &wdd->status); if (action) { irq = platform_get_irq(pdev, 0); @@ -310,7 +302,7 @@ static int sbsa_gwdt_probe(struct platform_device *pdev) * the timeout is (WOR * 2), so the maximum timeout should be doubled. */ if (!action) - wdd->max_timeout *= 2; + wdd->max_hw_heartbeat_ms *= 2; watchdog_init_timeout(wdd, timeout, dev); /* |