Re: [PATCH v3] platform/chrome: cros_ec: Send host event for prepare/complete

From: Tzung-Bi Shih
Date: Thu Aug 18 2022 - 00:08:26 EST


On Tue, Aug 02, 2022 at 11:40:08AM -0600, Tim Van Patten wrote:
> Update cros_ec_lpc_pm_ops to call cros_ec_lpc_prepare() during PM
> .prepare() and cros_ec_lpc_complete() during .complete(). This allows the
> EC to log entry/exit of AP's suspend/resume more accurately.

As what I commented on [1], the term "host event" in the commit title is
confusing. Also, as this is a cros_ec_lpc specific patch, please change
the prefix.

[1]: https://patchwork.kernel.org/project/chrome-platform/patch/20220706205136.v2.1.Ic7a7c81f880ab31533652e0928aa6e687bb268b5@changeid/#24934911

> -static int cros_ec_lpc_resume(struct device *dev)
> +static void cros_ec_lpc_complete(struct device *dev)
> {
> struct cros_ec_device *ec_dev = dev_get_drvdata(dev);
> + int ret;
> +
> + ret = cros_ec_resume(ec_dev);
>
> - return cros_ec_resume(ec_dev);
> + dev_info(dev, "EC resume completed: ret = %d\n", ret);

cros_ec_resume() always returns 0.