Re: [PATCH v2 2/6] mfd: rk8xx: Specify restart mode

From: Lee Jones
Date: Fri Aug 18 2023 - 12:07:20 EST


On Wed, 09 Aug 2023, Benjamin Bara wrote:

> From: Benjamin Bara <benjamin.bara@xxxxxxxxxxx>
>
> The current restart handler registration does not specify whether the
> restart is a cold or a warm one. Instead, cold ones are typically
> registered with a HIGH prio. Now, as do_kernel_restart() knows about the
> type, the priorization is implicitly done (cold restarts are executed
> first) and the reboot_mode kernel parameter (which is currently mostly
> ignored) can be respected.
>
> Signed-off-by: Benjamin Bara <benjamin.bara@xxxxxxxxxxx>
> ---
> v2:
> - improve commit message
> - use registration helper instead
> ---
> drivers/mfd/rk8xx-core.c | 6 +++---
> 1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/mfd/rk8xx-core.c b/drivers/mfd/rk8xx-core.c
> index 11a831e92da8..7faf8e1189f7 100644
> --- a/drivers/mfd/rk8xx-core.c
> +++ b/drivers/mfd/rk8xx-core.c
> @@ -696,9 +696,9 @@ int rk8xx_probe(struct device *dev, int variant, unsigned int irq, struct regmap
> switch (rk808->variant) {
> case RK809_ID:
> case RK817_ID:
> - ret = devm_register_sys_off_handler(dev,
> - SYS_OFF_MODE_RESTART, SYS_OFF_PRIO_HIGH,
> - &rk808_restart, rk808);
> + ret = devm_register_cold_restart_handler(dev,
> + &rk808_restart,
> + rk808);

These wraps are now superfluous.

> if (ret)
> dev_warn(dev, "failed to register rst handler, %d\n", ret);
> break;
>
> --
> 2.34.1
>

--
Lee Jones [李琼斯]