Thread (15 messages) 15 messages, 3 authors, 2021-11-10

Re: [PATCH v4 1/3] watchdog: meson_gxbb_wdt: add nowayout parameter

From: Art Nikpal <hidden>
Date: 2021-11-09 07:59:24
Also in: linux-amlogic, linux-watchdog, lkml

hi Guenter Roeck
why still not merged to upstream ?

On Fri, Jul 30, 2021 at 12:45 PM Guenter Roeck [off-list ref] wrote:
On Fri, Jul 30, 2021 at 12:13:53PM +0800, Artem Lapkin wrote:
quoted
Add nowayout module parameter

Signed-off-by: Artem Lapkin <redacted>
---
<Formletter>
Change log goes here. If it is missing, I won't know what changed.
That means I will have to dig out older patch versions to compare.
That costs time and would hold up both this patch as well as all other
patches which I still have to review.

For this reason, I will not review patches without change log.
</Formletter>

The change is small and recent enough that I remember, so

Reviewed-by: Guenter Roeck <linux@roeck-us.net>

but please keep this in mind for future submissions.

Thanks,
Guenter
quoted
 drivers/watchdog/meson_gxbb_wdt.c | 6 ++++++
 1 file changed, 6 insertions(+)
diff --git a/drivers/watchdog/meson_gxbb_wdt.c b/drivers/watchdog/meson_gxbb_wdt.c
index 5a9ca10fbcfa..5aebc3a09652 100644
--- a/drivers/watchdog/meson_gxbb_wdt.c
+++ b/drivers/watchdog/meson_gxbb_wdt.c
@@ -29,6 +29,11 @@
 #define GXBB_WDT_TCNT_SETUP_MASK             (BIT(16) - 1)
 #define GXBB_WDT_TCNT_CNT_SHIFT                      16

+static bool nowayout = WATCHDOG_NOWAYOUT;
+module_param(nowayout, bool, 0);
+MODULE_PARM_DESC(nowayout, "Watchdog cannot be stopped once started default="
+              __MODULE_STRING(WATCHDOG_NOWAYOUT) ")");
+
 struct meson_gxbb_wdt {
      void __iomem *reg_base;
      struct watchdog_device wdt_dev;
@@ -175,6 +180,7 @@ static int meson_gxbb_wdt_probe(struct platform_device *pdev)
      data->wdt_dev.max_hw_heartbeat_ms = GXBB_WDT_TCNT_SETUP_MASK;
      data->wdt_dev.min_timeout = 1;
      data->wdt_dev.timeout = DEFAULT_TIMEOUT;
+     watchdog_set_nowayout(&data->wdt_dev, nowayout);
      watchdog_set_drvdata(&data->wdt_dev, data);

      /* Setup with 1ms timebase */
--
2.25.1
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