Re: [PATCH v3 3/5] phy: samsung: ufs: constify samsung_ufs_phy_cfg

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On 03/06/2022 04:04, Chanho Park wrote:
> Put const qualifier of samsung_ufs_phy_cfg pointer because they will
> not be changed from drvdata.
> 
> Signed-off-by: Chanho Park <chanho61.park@xxxxxxxxxxx>
> ---
>  drivers/phy/samsung/phy-samsung-ufs.c | 4 ++--
>  drivers/phy/samsung/phy-samsung-ufs.h | 2 +-
>  2 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/drivers/phy/samsung/phy-samsung-ufs.c b/drivers/phy/samsung/phy-samsung-ufs.c
> index ed272631e8aa..e1e26da27245 100644
> --- a/drivers/phy/samsung/phy-samsung-ufs.c
> +++ b/drivers/phy/samsung/phy-samsung-ufs.c
> @@ -75,7 +75,7 @@ static int samsung_ufs_phy_wait_for_lock_acq(struct phy *phy)
>  static int samsung_ufs_phy_calibrate(struct phy *phy)
>  {
>  	struct samsung_ufs_phy *ufs_phy = get_samsung_ufs_phy(phy);
> -	struct samsung_ufs_phy_cfg **cfgs = ufs_phy->cfgs;
> +	const struct samsung_ufs_phy_cfg **cfgs = ufs_phy->cfgs;
>  	const struct samsung_ufs_phy_cfg *cfg;
>  	int err = 0;
>  	int i;
> @@ -327,7 +327,7 @@ static int samsung_ufs_phy_probe(struct platform_device *pdev)
>  	drvdata = match->data;
>  	phy->dev = dev;
>  	phy->drvdata = drvdata;
> -	phy->cfgs = (struct samsung_ufs_phy_cfg **)drvdata->cfgs;
> +	phy->cfgs = drvdata->cfgs;
>  	phy->isol = &drvdata->isol;
>  	phy->lane_cnt = PHY_DEF_LANE_CNT;
>  
> diff --git a/drivers/phy/samsung/phy-samsung-ufs.h b/drivers/phy/samsung/phy-samsung-ufs.h
> index 1788b356cf56..101497698f23 100644
> --- a/drivers/phy/samsung/phy-samsung-ufs.h
> +++ b/drivers/phy/samsung/phy-samsung-ufs.h
> @@ -121,7 +121,7 @@ struct samsung_ufs_phy {
>  	struct clk *rx0_symbol_clk;
>  	struct clk *rx1_symbol_clk;
>  	const struct samsung_ufs_phy_drvdata *drvdata;
> -	struct samsung_ufs_phy_cfg **cfgs;
> +	const struct samsung_ufs_phy_cfg **cfgs;

I still think this should be array of const pointers to const data, so:
	const struct samsung_ufs_phy_cfg * const *cfgs;
I proposed this in last email.

Best regards,
Krzysztof



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