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Date: Wed, 20 Mar 2024 08:20:54 +0100
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Subject: Re: [PATCH 3/3] power: reset: add new gs101-poweroff driver
To: Alexey Klimov <alexey.klimov@linaro.org>, sre@kernel.org,
 robh@kernel.org, krzysztof.kozlowski+dt@linaro.org,
 linux-pm@vger.kernel.org, devicetree@vger.kernel.org,
 peter.griffin@linaro.org, robh+dt@kernel.org
Cc: conor+dt@kernel.org, linux-samsung-soc@vger.kernel.org,
 semen.protsenko@linaro.org, linux-kernel@vger.kernel.org,
 klimov.linux@gmail.com, kernel-team@android.com, tudor.ambarus@linaro.org,
 andre.draszik@linaro.org, saravanak@google.com, willmcvicker@google.com,
 alim.akhtar@samsung.com, linux-arm-kernel@lists.infradead.org,
 elder@linaro.org
References: <20240320020549.71810-1-alexey.klimov@linaro.org>
 <20240320020549.71810-3-alexey.klimov@linaro.org>
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From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
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In-Reply-To: <20240320020549.71810-3-alexey.klimov@linaro.org>
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On 20/03/2024 03:05, Alexey Klimov wrote:
> +
> +	ret = devm_work_autocancel(dev, &gs101->shutdown_work,
> +				   gs101_shutdown_work_fn);
> +	if (ret) {
> +		dev_err(dev, "failed to register gs101 shutdown_work: %i\n", ret);
> +		unregister_keyboard_notifier(&gs101->keyboard_nb);
> +		return ret;
> +	}
> +
> +	gs101_poweroff_ctx = gs101;
> +	platform_set_drvdata(pdev, gs101);
> +
> +	/*
> +	 * At this point there is a chance that psci_sys_poweroff already
> +	 * registered as pm_power_off hook but unfortunately it cannot power
> +	 * off the gs101 SoC hence we are rewriting it here just as is.
> +	 */
> +	pm_power_off = gs101_poweroff;

So that's a duplicated syscon power off driver. Why syscon does not
work? syscon_node_to_regmap() does not return correct regmap? If so,
this should be fixed instead of copying the driver with basically only
one difference.

Best regards,
Krzysztof