From: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
To: Bjorn Andersson <bjorn.andersson@linaro.org>,
Andy Gross <agross@kernel.org>,
Konrad Dybcio <konrad.dybcio@somainline.org>
Cc: Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Sebastian Reichel <sre@kernel.org>,
linux-arm-msm@vger.kernel.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org
Subject: Re: [PATCH 2/4] soc: qcom: pmic_glink: Introduce base PMIC GLINK driver
Date: Thu, 18 Aug 2022 11:05:14 +0300 [thread overview]
Message-ID: <685783e3-9636-e512-7810-1f87ac5d9328@linaro.org> (raw)
In-Reply-To: <20220818031512.319310-3-bjorn.andersson@linaro.org>
On 18/08/2022 06:15, Bjorn Andersson wrote:
> The PMIC GLINK service runs on one of the co-processors of some modern
> Qualcomm platforms and implements USB-C and battery managements. It uses
> a message based protocol over GLINK for communication with the OS, hence
> the name.
>
> The driver implemented provides the rpmsg device for communication and
> uses auxilirary bus to spawn off individual devices in respsective
typos:
auxiliary
respective
> subsystem. The auxilirary devices are spawned off from a
auxiliary
> platform_device, so that the drm_bridge is available early, to allow the
> DisplayPort driver to probe even before the remoteproc has spun up.
>
(...)
> +
> +static int pmic_glink_init(void)
> +{
> + platform_driver_register(&pmic_glink_driver);
> + register_rpmsg_driver(&pmic_glink_rpmsg_driver);
> +
> + return 0;
> +};
> +module_init(pmic_glink_init);
> +
> +static void pmic_glink_exit(void)
> +{
> + platform_driver_unregister(&pmic_glink_driver);
> + unregister_rpmsg_driver(&pmic_glink_rpmsg_driver);
Shouldn't this be in reversed order of init()? So first unregister
rpmsg, then platform driver.
> +};
> +module_exit(pmic_glink_exit);
> +
> +MODULE_DESCRIPTION("Qualcomm PMIC GLINK driver");
> +MODULE_LICENSE("GPL");
> diff --git a/include/linux/soc/qcom/pmic_glink.h b/include/linux/soc/qcom/pmic_glink.h
> new file mode 100644
> index 000000000000..40470f8dfc1e
> --- /dev/null
> +++ b/include/linux/soc/qcom/pmic_glink.h
> @@ -0,0 +1,32 @@
> +/* SPDX-License-Identifier: GPL-2.0-only */
> +/*
> + * Copyright (c) 2022, Linaro Ltd
> + */
> +#ifndef __PMIC_GLINK_H__
I propose more detailed guard:
__SOC_QCOM_PMIC_GLINK_H__
> +#define __PMIC_GLINK_H__
Best regards,
Krzysztof
next prev parent reply other threads:[~2022-08-18 8:05 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-18 3:15 [PATCH 0/4] soc: qcom: Introduce PMIC GLINK Bjorn Andersson
2022-08-18 3:15 ` [PATCH 1/4] dt-bindings: soc: qcom: Introduce PMIC GLINK binding Bjorn Andersson
2022-08-18 7:55 ` Krzysztof Kozlowski
2022-08-22 12:39 ` Rob Herring
2022-08-18 3:15 ` [PATCH 2/4] soc: qcom: pmic_glink: Introduce base PMIC GLINK driver Bjorn Andersson
2022-08-18 8:05 ` Krzysztof Kozlowski [this message]
2022-10-24 20:02 ` Andrew Halaney
2022-10-26 19:52 ` Subbaraman Narayanamurthy
2022-11-11 12:56 ` Johan Hovold
2022-11-11 12:57 ` Johan Hovold
2022-08-18 3:15 ` [PATCH 3/4] soc: qcom: pmic_glink: Introduce altmode support Bjorn Andersson
2022-10-25 8:24 ` Johan Hovold
2022-10-25 8:32 ` Johan Hovold
2022-08-18 3:15 ` [PATCH 4/4] power: supply: Introduce Qualcomm PMIC GLINK power supply Bjorn Andersson
2022-08-30 15:25 ` Johan Hovold
2022-09-20 2:49 ` Steev Klimaszewski
2022-08-18 19:25 ` [PATCH 0/4] soc: qcom: Introduce PMIC GLINK Steev Klimaszewski
2023-02-06 22:30 ` Bjorn Andersson
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