Merge tag 'linux-watchdog-4.17-rc2' of git://www.linux-watchdog.org/linux-watchdog

Pull watchdog fixes from Wim Van Sebroeck:

 - fall-through fixes

 - MAINTAINER change for hpwdt

 - renesas-wdt: Add support for WDIOF_CARDRESET

 - aspeed: set bootstatus during probe

* tag 'linux-watchdog-4.17-rc2' of git://www.linux-watchdog.org/linux-watchdog:
  aspeed: watchdog: Set bootstatus during probe
  watchdog: renesas-wdt: Add support for WDIOF_CARDRESET
  watchdog: wafer5823wdt: Mark expected switch fall-through
  watchdog: w83977f_wdt: Mark expected switch fall-through
  watchdog: sch311x_wdt: Mark expected switch fall-through
  watchdog: hpwdt: change maintainer.

6 files changed, 15 insertions, 6 deletions

diff --git a/MAINTAINERS b/MAINTAINERS
index b7ff5654b8b5..6208fd1113a4 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -6268,7 +6268,7 @@ S:	Odd Fixes
 F:      drivers/media/usb/hdpvr/
 
 HEWLETT PACKARD ENTERPRISE ILO NMI WATCHDOG DRIVER
-M:      Jimmy Vance <jimmy.vance@hpe.com>
+M:      Jerry Hoemann <jerry.hoemann@hpe.com>
 S:      Supported
 F:      Documentation/watchdog/hpwdt.txt
 F:      drivers/watchdog/hpwdt.c
diff --git a/drivers/watchdog/aspeed_wdt.c b/drivers/watchdog/aspeed_wdt.c
index a5b8eb21201f..1abe4d021fd2 100644
--- a/drivers/watchdog/aspeed_wdt.c
+++ b/drivers/watchdog/aspeed_wdt.c
@@ -55,6 +55,8 @@ MODULE_DEVICE_TABLE(of, aspeed_wdt_of_table);
 #define   WDT_CTRL_WDT_INTR             BIT(2)
 #define   WDT_CTRL_RESET_SYSTEM         BIT(1)
 #define   WDT_CTRL_ENABLE               BIT(0)
+#define WDT_TIMEOUT_STATUS      0x10
+#define   WDT_TIMEOUT_STATUS_BOOT_SECONDARY     BIT(1)
 
 /*
  * WDT_RESET_WIDTH controls the characteristics of the external pulse (if
@@ -192,6 +194,7 @@ static int aspeed_wdt_probe(struct platform_device *pdev)
         struct device_node *np;
         const char *reset_type;
         u32 duration;
+        u32 status;
         int ret;
 
         wdt = devm_kzalloc(&pdev->dev, sizeof(*wdt), GFP_KERNEL);
@@ -307,6 +310,10 @@ static int aspeed_wdt_probe(struct platform_device *pdev)
                 writel(duration - 1, wdt->base + WDT_RESET_WIDTH);
         }
 
+        status = readl(wdt->base + WDT_TIMEOUT_STATUS);
+        if (status & WDT_TIMEOUT_STATUS_BOOT_SECONDARY)
+                wdt->wdd.bootstatus = WDIOF_CARDRESET;
+
         ret = devm_watchdog_register_device(&pdev->dev, &wdt->wdd);
         if (ret) {
                 dev_err(&pdev->dev, "failed to register\n");
diff --git a/drivers/watchdog/renesas_wdt.c b/drivers/watchdog/renesas_wdt.c
index 6b8c6ddfe30b..514db5cc1595 100644
--- a/drivers/watchdog/renesas_wdt.c
+++ b/drivers/watchdog/renesas_wdt.c
@@ -121,7 +121,8 @@ static int rwdt_restart(struct watchdog_device *wdev, unsigned long action,
 }
 
 static const struct watchdog_info rwdt_ident = {
-        .options = WDIOF_MAGICCLOSE | WDIOF_KEEPALIVEPING | WDIOF_SETTIMEOUT,
+        .options = WDIOF_MAGICCLOSE | WDIOF_KEEPALIVEPING | WDIOF_SETTIMEOUT |
+                WDIOF_CARDRESET,
         .identity = "Renesas WDT Watchdog",
 };
 
@@ -197,9 +198,10 @@ static int rwdt_probe(struct platform_device *pdev)
                 return PTR_ERR(clk);
 
         pm_runtime_enable(&pdev->dev);
-
         pm_runtime_get_sync(&pdev->dev);
         priv->clk_rate = clk_get_rate(clk);
+        priv->wdev.bootstatus = (readb_relaxed(priv->base + RWTCSRA) &
+                                RWTCSRA_WOVF) ? WDIOF_CARDRESET : 0;
         pm_runtime_put(&pdev->dev);
 
         if (!priv->clk_rate) {
diff --git a/drivers/watchdog/sch311x_wdt.c b/drivers/watchdog/sch311x_wdt.c
index 43d0cbb7ba0b..814cdf539b0f 100644
--- a/drivers/watchdog/sch311x_wdt.c
+++ b/drivers/watchdog/sch311x_wdt.c
@@ -299,7 +299,7 @@ static long sch311x_wdt_ioctl(struct file *file, unsigned int cmd,
                 if (sch311x_wdt_set_heartbeat(new_timeout))
                         return -EINVAL;
                 sch311x_wdt_keepalive();
-                /* Fall */
+                /* Fall through */
         case WDIOC_GETTIMEOUT:
                 return put_user(timeout, p);
         default:
diff --git a/drivers/watchdog/w83977f_wdt.c b/drivers/watchdog/w83977f_wdt.c
index 20e2bba10400..672b61a7f9a3 100644
--- a/drivers/watchdog/w83977f_wdt.c
+++ b/drivers/watchdog/w83977f_wdt.c
@@ -427,7 +427,7 @@ static long wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
                         return -EINVAL;
 
                 wdt_keepalive();
-                /* Fall */
+                /* Fall through */
 
         case WDIOC_GETTIMEOUT:
                 return put_user(timeout, uarg.i);
diff --git a/drivers/watchdog/wafer5823wdt.c b/drivers/watchdog/wafer5823wdt.c
index db0da7ea4fd8..93c5b610e264 100644
--- a/drivers/watchdog/wafer5823wdt.c
+++ b/drivers/watchdog/wafer5823wdt.c
@@ -178,7 +178,7 @@ static long wafwdt_ioctl(struct file *file, unsigned int cmd,
                 timeout = new_timeout;
                 wafwdt_stop();
                 wafwdt_start();
-                /* Fall */
+                /* Fall through */
         case WDIOC_GETTIMEOUT:
                 return put_user(timeout, p);