Re: [PATCH] mfd: syscon: make syscon_regmap_config const
From: Lee Jones
Date: Fri Jan 29 2016 - 06:16:56 EST
On Fri, 29 Jan 2016, Philipp Zabel wrote:
> syscon_regmap_config can be made const if syscon_probe() creates a local
> copy on the stack, just like syscon_register() does.
>
> Signed-off-by: Philipp Zabel <p.zabel@xxxxxxxxxxxxxx>
> ---
> drivers/mfd/syscon.c | 10 +++++-----
> 1 file changed, 5 insertions(+), 5 deletions(-)
Applied, thanks.
> diff --git a/drivers/mfd/syscon.c b/drivers/mfd/syscon.c
> index b7aabee..b730071 100644
> --- a/drivers/mfd/syscon.c
> +++ b/drivers/mfd/syscon.c
> @@ -36,7 +36,7 @@ struct syscon {
> struct list_head list;
> };
>
> -static struct regmap_config syscon_regmap_config = {
> +static const struct regmap_config syscon_regmap_config = {
> .reg_bits = 32,
> .val_bits = 32,
> .reg_stride = 4,
> @@ -192,6 +192,7 @@ static int syscon_probe(struct platform_device *pdev)
> struct device *dev = &pdev->dev;
> struct syscon_platform_data *pdata = dev_get_platdata(dev);
> struct syscon *syscon;
> + struct regmap_config syscon_config = syscon_regmap_config;
> struct resource *res;
> void __iomem *base;
>
> @@ -207,11 +208,10 @@ static int syscon_probe(struct platform_device *pdev)
> if (!base)
> return -ENOMEM;
>
> - syscon_regmap_config.max_register = res->end - res->start - 3;
> + syscon_config.max_register = res->end - res->start - 3;
> if (pdata)
> - syscon_regmap_config.name = pdata->label;
> - syscon->regmap = devm_regmap_init_mmio(dev, base,
> - &syscon_regmap_config);
> + syscon_config.name = pdata->label;
> + syscon->regmap = devm_regmap_init_mmio(dev, base, &syscon_config);
> if (IS_ERR(syscon->regmap)) {
> dev_err(dev, "regmap init failed\n");
> return PTR_ERR(syscon->regmap);
--
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org â Open source software for ARM SoCs
Follow Linaro: Facebook | Twitter | Blog