Hi Geert-san,
Thanks for your review.
2018-03-12 20:02 GMT+09:00 Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>:
> Hi Kaneko-san,
>
> On Sun, Mar 11, 2018 at 9:26 PM, Yoshihiro Kaneko <ykaneko0929@xxxxxxxxx> wrote:
>> Add support for R-Car D3 (r8a77995) thermal sensor.
>>
>> Signed-off-by: Yoshihiro Kaneko <ykaneko0929@xxxxxxxxx>
>
> Thanks for your patch!
>
>> --- a/drivers/thermal/rcar_thermal.c
>> +++ b/drivers/thermal/rcar_thermal.c
>
>> @@ -77,13 +101,23 @@ struct rcar_thermal_priv {
>> #define rcar_priv_to_dev(priv) ((priv)->common->dev)
>> #define rcar_has_irq_support(priv) ((priv)->common->base)
>> #define rcar_id_to_shift(priv) ((priv)->id * 8)
>> -#define rcar_of_data(dev) ((unsigned long)of_device_get_match_data(dev))
>> -#define rcar_use_of_thermal(dev) (rcar_of_data(dev) == USE_OF_THERMAL)
>> +#define rcar_of_data(dev) \
>> + ((struct rcar_thermal_chip *)of_device_get_match_data(dev))
>
> I think it would be better to get rid of this macro, as
> of_device_get_match_data()
> walks the rcar_thermal_dt_ids[] over and over again.
>
> Instead, you can store a pointer to struct rcar_thermal_chip in struct
> rcar_thermal_priv in rcar_thermal_probe().
I understand.
I will work on this improvement.
>
>> +#define rcar_use_of_thermal(dev) (rcar_of_data(dev)->use_of_thermal)
>> -#define USE_OF_THERMAL 1
>> static const struct of_device_id rcar_thermal_dt_ids[] = {
>> - { .compatible = "renesas,rcar-thermal", },
>> - { .compatible = "renesas,rcar-gen2-thermal", .data = (void *)USE_OF_THERMAL },
>> + {
>> + .compatible = "renesas,rcar-thermal",
>> + .data = (void *)&rcar_thermal,
>
> This cast not needed.
Yes.
>
>> @@ -438,6 +473,7 @@ static int rcar_thermal_probe(struct platform_device *pdev)
>> struct rcar_thermal_priv *priv;
>> struct device *dev = &pdev->dev;
>> struct resource *res, *irq;
>> + int nirq = rcar_of_data(dev)->type == RCAR_GEN3_THERMAL ? 2 : 1;
>
> Why 2? Your DT patch has 3 interrupts, which matches the datasheet.
This driver uses INTDT0 and INTDT1. INTDT2 is not used.
Thanks,
Kaneko
>
> Gr{oetje,eeting}s,
>
> Geert
>
> --
> Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx
>
> In personal conversations with technical people, I call myself a hacker. But
> when I'm talking to journalists I just say "programmer" or something like that.
> -- Linus Torvalds
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