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From: Bjorn Andersson <bjorn.andersson@linaro.org>
To: Ilia Lin <ilialin@codeaurora.org>
Cc: mturquette@baylibre.com, sboyd@kernel.org, robh@kernel.org,
	mark.rutland@arm.com, rjw@rjwysocki.net, viresh.kumar@linaro.org,
	lgirdwood@gmail.com, broonie@kernel.org, andy.gross@linaro.org,
	david.brown@linaro.org, catalin.marinas@arm.com,
	will.deacon@arm.com, linux-clk@vger.kernel.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	linux-pm@vger.kernel.org, linux-arm-msm@vger.kernel.org,
	linux-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	rnayak@codeaurora.org, amit.kucheria@linaro.org,
	nicolas.dechesne@linaro.org, celster@codeaurora.org,
	tfinkel@codeaurora.org
Subject: Re: [PATCH v4 01/14] soc: qcom: Separate kryo l2 accessors from PMU driver
Date: Sun, 1 Apr 2018 15:34:56 -0700	[thread overview]
Message-ID: <20180401223456.GG510@tuxbook-pro> (raw)
In-Reply-To: <1522358807-10413-2-git-send-email-ilialin@codeaurora.org>

On Thu 29 Mar 14:26 PDT 2018, Ilia Lin wrote:

> diff --git a/drivers/soc/qcom/kryo-l2-accessors.c b/drivers/soc/qcom/kryo-l2-accessors.c
> new file mode 100644
> index 0000000..b0356c2
> --- /dev/null
> +++ b/drivers/soc/qcom/kryo-l2-accessors.c
> @@ -0,0 +1,66 @@
> +/*
> + * Copyright (c) 2014-2015, 2018, The Linux Foundation. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * SPDX-License-Identifier: GPL-2.0
> + */

The copyright header in the C file should be:

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2014-2015, 2018, The Linux Foundation. All rights reserved.
 */

> +
> +#include <linux/spinlock.h>
> +#include <asm/sysreg.h>
> +#include <soc/qcom/kryo-l2-accessors.h>
> +
> +#define L2CPUSRSELR_EL1         sys_reg(3, 3, 15, 0, 6)
> +#define L2CPUSRDR_EL1           sys_reg(3, 3, 15, 0, 7)
> +
> +static DEFINE_RAW_SPINLOCK(l2_access_lock);
> +
> +/**
> + * set_l2_indirect_reg: write value to an L2 register

* set_l2_indirect_reg() - write value to an L2 register

> + * @reg: Address of L2 register.
> + * @value: Value to be written to register.
> + *
> + * Use architecturally required barriers for ordering between system register
> + * accesses, and system registers with respect to device memory
> + */
> +void set_l2_indirect_reg(u64 reg, u64 val)

As these are now kernel-global functions I recommend that you give them
a slightly more specific name; e.g. kryo_l2_set_indirect_reg() and
kryo_l2_get_indirect_reg().

[..]
> diff --git a/include/soc/qcom/kryo-l2-accessors.h b/include/soc/qcom/kryo-l2-accessors.h
> new file mode 100644
> index 0000000..3c796cf
> --- /dev/null
> +++ b/include/soc/qcom/kryo-l2-accessors.h
> @@ -0,0 +1,20 @@
> +/*
> + * Copyright (c) 2018, The Linux Foundation. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + */

And in the header file it should be:

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2014-2015, 2018, The Linux Foundation. All rights reserved.
 */

> +
> +#ifndef __SOC_ARCH_QCOM_KRYO_L2_ACCESSORS_H
> +#define __SOC_ARCH_QCOM_KRYO_L2_ACCESSORS_H
> +
> +void set_l2_indirect_reg(u64 reg_addr, u64 val);
> +u64 get_l2_indirect_reg(u64 reg_addr);

Rename "reg_addr" to "reg" to match the implementation.

Regards,
Bjorn

WARNING: multiple messages have this Message-ID
From: bjorn.andersson@linaro.org (Bjorn Andersson)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 01/14] soc: qcom: Separate kryo l2 accessors from PMU driver
Date: Sun, 1 Apr 2018 15:34:56 -0700	[thread overview]
Message-ID: <20180401223456.GG510@tuxbook-pro> (raw)
In-Reply-To: <1522358807-10413-2-git-send-email-ilialin@codeaurora.org>

On Thu 29 Mar 14:26 PDT 2018, Ilia Lin wrote:

> diff --git a/drivers/soc/qcom/kryo-l2-accessors.c b/drivers/soc/qcom/kryo-l2-accessors.c
> new file mode 100644
> index 0000000..b0356c2
> --- /dev/null
> +++ b/drivers/soc/qcom/kryo-l2-accessors.c
> @@ -0,0 +1,66 @@
> +/*
> + * Copyright (c) 2014-2015, 2018, The Linux Foundation. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + *
> + * SPDX-License-Identifier: GPL-2.0
> + */

The copyright header in the C file should be:

// SPDX-License-Identifier: GPL-2.0
/*
 * Copyright (c) 2014-2015, 2018, The Linux Foundation. All rights reserved.
 */

> +
> +#include <linux/spinlock.h>
> +#include <asm/sysreg.h>
> +#include <soc/qcom/kryo-l2-accessors.h>
> +
> +#define L2CPUSRSELR_EL1         sys_reg(3, 3, 15, 0, 6)
> +#define L2CPUSRDR_EL1           sys_reg(3, 3, 15, 0, 7)
> +
> +static DEFINE_RAW_SPINLOCK(l2_access_lock);
> +
> +/**
> + * set_l2_indirect_reg: write value to an L2 register

* set_l2_indirect_reg() - write value to an L2 register

> + * @reg: Address of L2 register.
> + * @value: Value to be written to register.
> + *
> + * Use architecturally required barriers for ordering between system register
> + * accesses, and system registers with respect to device memory
> + */
> +void set_l2_indirect_reg(u64 reg, u64 val)

As these are now kernel-global functions I recommend that you give them
a slightly more specific name; e.g. kryo_l2_set_indirect_reg() and
kryo_l2_get_indirect_reg().

[..]
> diff --git a/include/soc/qcom/kryo-l2-accessors.h b/include/soc/qcom/kryo-l2-accessors.h
> new file mode 100644
> index 0000000..3c796cf
> --- /dev/null
> +++ b/include/soc/qcom/kryo-l2-accessors.h
> @@ -0,0 +1,20 @@
> +/*
> + * Copyright (c) 2018, The Linux Foundation. All rights reserved.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 and
> + * only version 2 as published by the Free Software Foundation.
> + *
> + * This program is distributed in the hope that it will be useful,
> + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
> + * GNU General Public License for more details.
> + */

And in the header file it should be:

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (c) 2014-2015, 2018, The Linux Foundation. All rights reserved.
 */

> +
> +#ifndef __SOC_ARCH_QCOM_KRYO_L2_ACCESSORS_H
> +#define __SOC_ARCH_QCOM_KRYO_L2_ACCESSORS_H
> +
> +void set_l2_indirect_reg(u64 reg_addr, u64 val);
> +u64 get_l2_indirect_reg(u64 reg_addr);

Rename "reg_addr" to "reg" to match the implementation.

Regards,
Bjorn

  parent reply	other threads:[~2018-04-01 22:34 UTC|newest]

Thread overview: 67+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-03-29 21:26 [PATCH v4 00/14] CPU scaling support for msm8996 Ilia Lin
2018-03-29 21:26 ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 01/14] soc: qcom: Separate kryo l2 accessors from PMU driver Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-31  4:39   ` kbuild test robot
2018-03-31  4:39     ` kbuild test robot
2018-03-31  4:39     ` kbuild test robot
2018-04-01 22:34   ` Bjorn Andersson [this message]
2018-04-01 22:34     ` Bjorn Andersson
2018-03-29 21:26 ` [PATCH v4 02/14] clk: qcom: Make clk_alpha_pll_configure available to modules Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 03/14] clk: qcom: Add CPU clock driver for msm8996 Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 04/14] clk: qcom: Add DT bindings for " Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-04-05 13:18   ` Rob Herring
2018-04-05 13:18     ` Rob Herring
2018-03-29 21:26 ` [PATCH v4 05/14] clk: qcom: cpu-8996: Add support to switch to alternate PLL Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 06/14] clk: qcom: cpu-8996: Add support to switch below 600Mhz Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 07/14] clk: qcom: Add ACD path to CPU clock driver for msm8996 Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 08/14] dt: qcom: Add opp and thermal to the msm8996 Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-04-02  9:16   ` Viresh Kumar
2018-04-02  9:16     ` Viresh Kumar
2018-05-04  6:04     ` Viresh Kumar
2018-05-04  6:04       ` Viresh Kumar
2018-05-04  6:04       ` Viresh Kumar
2018-05-04  6:48       ` ilialin
2018-05-04  6:48         ` ilialin at codeaurora.org
2018-05-04  6:48         ` ilialin
2018-05-04  6:48         ` ilialin
2018-05-04  7:03         ` Viresh Kumar
2018-05-04  7:03           ` Viresh Kumar
2018-05-04  7:03           ` Viresh Kumar
2018-03-29 21:26 ` [PATCH v4 09/14] regulator: qcom_spmi: Add support for SAW Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 10/14] dt-bindings: Add support for SAW documentation Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-04-09 20:21   ` Rob Herring
2018-04-09 20:21     ` Rob Herring
2018-04-17 11:09     ` Mark Brown
2018-04-17 11:09       ` Mark Brown
2018-03-29 21:26 ` [PATCH v4 11/14] dt: qcom: Add SAW regulator for 8x96 CPUs Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-03-29 21:26 ` [PATCH v4 12/14] cpufreq: Add Kryo CPU scaling driver Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-04-02  9:26   ` Viresh Kumar
2018-04-02  9:26     ` Viresh Kumar
2018-04-02 14:56   ` Sricharan R
2018-04-02 14:56     ` Sricharan R
2018-03-29 21:26 ` [PATCH v4 13/14] dt-bindings: cpufreq: Document operating-points-v2-kryo-cpu Ilia Lin
2018-03-29 21:26   ` Ilia Lin
2018-04-02  9:30   ` Viresh Kumar
2018-04-02  9:30     ` Viresh Kumar
2018-04-02 15:07     ` Sricharan R
2018-04-02 15:07       ` Sricharan R
2018-04-03  2:41       ` Sricharan R
2018-04-03  2:41         ` Sricharan R
2018-04-03  4:23         ` Viresh Kumar
2018-04-03  4:23           ` Viresh Kumar
2018-04-03 16:39           ` Sricharan R
2018-04-03 16:39             ` Sricharan R
2018-03-29 21:26 ` [PATCH v4 14/14] dt: qcom: Add qcom-cpufreq-kryo driver configuration Ilia Lin
2018-03-29 21:26   ` Ilia Lin

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