linux-kernel - Re: [PATCH v2 06/24] mfd: rohm-bd9576: Constify read-only regmap structs

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Message-ID: <62e4ee02-9b71-4281-b2b4-fd99c55ec585@gmail.com>
Date: Fri, 5 Jul 2024 07:54:04 +0300
From: Matti Vaittinen <mazziesaccount@...il.com>
To: Javier Carrasco <javier.carrasco.cruz@...il.com>,
 Support Opensource <support.opensource@...semi.com>,
 Lee Jones <lee@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
 Sascha Hauer <s.hauer@...gutronix.de>,
 Pengutronix Kernel Team <kernel@...gutronix.de>,
 Fabio Estevam <festevam@...il.com>, Xu Yilun <yilun.xu@...el.com>,
 Tom Rix <trix@...hat.com>, Marek Vasut <marek.vasut+renesas@...il.com>,
 Andy Shevchenko <andy@...nel.org>, Tony Lindgren <tony@...mide.com>,
 Tim Harvey <tharvey@...eworks.com>, Orson Zhai <orsonzhai@...il.com>,
 Baolin Wang <baolin.wang@...ux.alibaba.com>,
 Chunyan Zhang <zhang.lyra@...il.com>
Cc: linux-kernel@...r.kernel.org, imx@...ts.linux.dev,
 linux-arm-kernel@...ts.infradead.org, linux-renesas-soc@...r.kernel.org,
 linux-omap@...r.kernel.org
Subject: Re: [PATCH v2 06/24] mfd: rohm-bd9576: Constify read-only regmap
 structs

On 7/4/24 20:23, Javier Carrasco wrote:
> `bd957x_regmap`, `bd9576_irqs` and `bd9576_irq_chip` are not modified
> and can be declared as const to move its data to a read-only section.
> 
> Signed-off-by: Javier Carrasco <javier.carrasco.cruz@...il.com>

Reviewed-by: Matti Vaittinen <mazziesaccount@...il.com>

Thanks! Much appreciated.

> ---
>   drivers/mfd/rohm-bd9576.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/mfd/rohm-bd9576.c b/drivers/mfd/rohm-bd9576.c
> index 3a9f61961721..17323ae39803 100644
> --- a/drivers/mfd/rohm-bd9576.c
> +++ b/drivers/mfd/rohm-bd9576.c
> @@ -57,7 +57,7 @@ static const struct regmap_access_table volatile_regs = {
>   	.n_yes_ranges = ARRAY_SIZE(volatile_ranges),
>   };
>   
> -static struct regmap_config bd957x_regmap = {
> +static const struct regmap_config bd957x_regmap = {
>   	.reg_bits = 8,
>   	.val_bits = 8,
>   	.volatile_table = &volatile_regs,
> @@ -65,7 +65,7 @@ static struct regmap_config bd957x_regmap = {
>   	.cache_type = REGCACHE_MAPLE,
>   };
>   
> -static struct regmap_irq bd9576_irqs[] = {
> +static const struct regmap_irq bd9576_irqs[] = {
>   	REGMAP_IRQ_REG(BD9576_INT_THERM, 0, BD957X_MASK_INT_MAIN_THERM),
>   	REGMAP_IRQ_REG(BD9576_INT_OVP, 0, BD957X_MASK_INT_MAIN_OVP),
>   	REGMAP_IRQ_REG(BD9576_INT_SCP, 0, BD957X_MASK_INT_MAIN_SCP),
> @@ -76,7 +76,7 @@ static struct regmap_irq bd9576_irqs[] = {
>   	REGMAP_IRQ_REG(BD9576_INT_SYS, 0, BD957X_MASK_INT_MAIN_SYS),
>   };
>   
> -static struct regmap_irq_chip bd9576_irq_chip = {
> +static const struct regmap_irq_chip bd9576_irq_chip = {
>   	.name = "bd9576_irq",
>   	.irqs = &bd9576_irqs[0],
>   	.num_irqs = ARRAY_SIZE(bd9576_irqs),
> 

-- 
Matti Vaittinen
Linux kernel developer at ROHM Semiconductors
Oulu Finland

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