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From: Chanwoo Choi <chanwoo@kernel.org>
To: Sascha Hauer <s.hauer@pengutronix.de>,
	linux-rockchip@lists.infradead.org
Cc: linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org,
	Heiko Stuebner <heiko@sntech.de>,
	Kyungmin Park <kyungmin.park@samsung.com>,
	MyungJoo Ham <myungjoo.ham@samsung.com>,
	Will Deacon <will@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	kernel@pengutronix.de,
	Michael Riesch <michael.riesch@wolfvision.net>,
	Robin Murphy <robin.murphy@arm.com>,
	Vincent Legoll <vincent.legoll@gmail.com>,
	Rob Herring <robh+dt@kernel.org>,
	Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
	Conor Dooley <conor+dt@kernel.org>,
	devicetree@vger.kernel.org,
	Sebastian Reichel <sebastian.reichel@collabora.com>,
	Jonathan Cameron <Jonathan.Cameron@huawei.com>
Subject: Re: [PATCH v7 02/26] PM / devfreq: rockchip-dfi: Embed desc into private data struct
Date: Sat, 7 Oct 2023 01:04:22 +0900	[thread overview]
Message-ID: <0b2741dd-a524-dde1-7aa3-520ce076e3c6@kernel.org> (raw)
In-Reply-To: <20230704093242.583575-3-s.hauer@pengutronix.de>

On 23. 7. 4. 18:32, Sascha Hauer wrote:
> No need for an extra allocation, just embed the struct
> devfreq_event_desc into the private data struct.
> 
> Reviewed-by: Heiko Stuebner <heiko@sntech.de>
> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
> Reviewed-by: Sebastian Reichel <sebastian.reichel@collabora.com>
> Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
> ---
>  drivers/devfreq/event/rockchip-dfi.c | 8 ++------
>  1 file changed, 2 insertions(+), 6 deletions(-)
> 
> diff --git a/drivers/devfreq/event/rockchip-dfi.c b/drivers/devfreq/event/rockchip-dfi.c
> index 74893c06aa087..467f9f42d38f7 100644
> --- a/drivers/devfreq/event/rockchip-dfi.c
> +++ b/drivers/devfreq/event/rockchip-dfi.c
> @@ -49,7 +49,7 @@ struct dmc_usage {
>   */
>  struct rockchip_dfi {
>  	struct devfreq_event_dev *edev;
> -	struct devfreq_event_desc *desc;
> +	struct devfreq_event_desc desc;
>  	struct dmc_usage ch_usage[RK3399_DMC_NUM_CH];
>  	struct device *dev;
>  	void __iomem *regs;
> @@ -204,14 +204,10 @@ static int rockchip_dfi_probe(struct platform_device *pdev)
>  
>  	data->dev = dev;
>  
> -	desc = devm_kzalloc(dev, sizeof(*desc), GFP_KERNEL);
> -	if (!desc)
> -		return -ENOMEM;
> -
> +	desc = &data->desc;
>  	desc->ops = &rockchip_dfi_ops;
>  	desc->driver_data = data;
>  	desc->name = np->name;
> -	data->desc = desc;
>  
>  	data->edev = devm_devfreq_event_add_edev(&pdev->dev, desc);
>  	if (IS_ERR(data->edev)) {

Applied it. Thanks.

-- 
Best Regards,
Samsung Electronics
Chanwoo Choi


  reply	other threads:[~2023-10-06 16:04 UTC|newest]

Thread overview: 61+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-07-04  9:32 [PATCH v7 00/26] Add perf support to the rockchip-dfi driver Sascha Hauer
2023-07-04  9:32 ` [PATCH v7 01/26] PM / devfreq: rockchip-dfi: Make pmu regmap mandatory Sascha Hauer
2023-10-06 16:03   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 02/26] PM / devfreq: rockchip-dfi: Embed desc into private data struct Sascha Hauer
2023-10-06 16:04   ` Chanwoo Choi [this message]
2023-07-04  9:32 ` [PATCH v7 03/26] PM / devfreq: rockchip-dfi: use consistent name for " Sascha Hauer
2023-10-06 16:06   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 04/26] PM / devfreq: rockchip-dfi: Add SoC specific init function Sascha Hauer
2023-10-06 16:22   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 05/26] PM / devfreq: rockchip-dfi: dfi store raw values in counter struct Sascha Hauer
2023-10-06 16:34   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 06/26] PM / devfreq: rockchip-dfi: Use free running counter Sascha Hauer
2023-10-06 17:21   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 07/26] PM / devfreq: rockchip-dfi: introduce channel mask Sascha Hauer
2023-10-06 17:21   ` Chanwoo Choi
2023-10-16 11:22     ` Sascha Hauer
2023-10-16 12:45       ` Sascha Hauer
2023-10-17  8:28         ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 08/26] PM / devfreq: rk3399_dmc,dfi: generalize DDRTYPE defines Sascha Hauer
2023-10-06 17:43   ` Chanwoo Choi
2023-10-16 13:10     ` Sascha Hauer
2023-07-04  9:32 ` [PATCH v7 09/26] PM / devfreq: rockchip-dfi: Clean up DDR type register defines Sascha Hauer
2023-10-06 19:11   ` Chanwoo Choi
2023-10-16 12:03     ` Sascha Hauer
2023-10-17  8:34       ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 10/26] PM / devfreq: rockchip-dfi: Add RK3568 support Sascha Hauer
2023-10-06 18:17   ` Chanwoo Choi
2023-10-16 11:34     ` Sascha Hauer
2023-10-17  8:31       ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 11/26] PM / devfreq: rockchip-dfi: Handle LPDDR2 correctly Sascha Hauer
2023-10-06 18:24   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 12/26] PM / devfreq: rockchip-dfi: Handle LPDDR4X Sascha Hauer
2023-10-06 18:26   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 13/26] PM / devfreq: rockchip-dfi: Pass private data struct to internal functions Sascha Hauer
2023-10-06 18:28   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 14/26] PM / devfreq: rockchip-dfi: Prepare for multiple users Sascha Hauer
2023-10-06 18:46   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 15/26] PM / devfreq: rockchip-dfi: give variable a better name Sascha Hauer
2023-10-06 18:37   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 16/26] PM / devfreq: rockchip-dfi: Add perf support Sascha Hauer
2023-10-08 21:48   ` Chanwoo Choi
2023-10-16 12:16     ` Sascha Hauer
2023-10-17  8:35       ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 17/26] PM / devfreq: rockchip-dfi: make register stride SoC specific Sascha Hauer
2023-10-08 21:57   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 18/26] PM / devfreq: rockchip-dfi: account for multiple DDRMON_CTRL registers Sascha Hauer
2023-10-08 22:19   ` Chanwoo Choi
2023-10-16 12:49     ` Sascha Hauer
2023-10-17  8:35       ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 19/26] PM / devfreq: rockchip-dfi: add support for RK3588 Sascha Hauer
2023-10-08 22:22   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 20/26] dt-bindings: devfreq: event: convert Rockchip DFI binding to yaml Sascha Hauer
2023-10-09  0:40   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 21/26] dt-bindings: devfreq: event: rockchip,dfi: Add rk3568 support Sascha Hauer
2023-10-08 22:24   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 22/26] dt-bindings: devfreq: event: rockchip,dfi: Add rk3588 support Sascha Hauer
2023-10-08 22:24   ` Chanwoo Choi
2023-07-04  9:32 ` [PATCH v7 23/26] dt-bindings: soc: rockchip: grf: add rockchip,rk3588-pmugrf Sascha Hauer
2023-07-04  9:32 ` [PATCH v7 24/26] arm64: dts: rockchip: rk3399: Enable DFI Sascha Hauer
2023-07-04  9:32 ` [PATCH v7 25/26] arm64: dts: rockchip: rk356x: Add DFI Sascha Hauer
2023-07-04  9:32 ` [PATCH v7 26/26] arm64: dts: rockchip: rk3588s: " Sascha Hauer

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