Re: [PATCH v2 1/5] pinctrl: renesas: rzg2l: Remove RZG2L_TINT_IRQ_START_INDEX

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On 30.09.2024 17:52, Fabrizio Castro wrote:
> The RZ/V2H(P) has 16 IRQ interrupts, while every other platforms
> has 8, and this affects the start index of TINT interrupts
> (1 + 16 = 17, rather than 1 + 8 = 9).
> Macro RZG2L_TINT_IRQ_START_INDEX cannot work anymore, replace
> it with a new member within struct rzg2l_hwcfg.
> 
> Signed-off-by: Fabrizio Castro <fabrizio.castro.jz@xxxxxxxxxxx>

Tested-by: Claudiu Beznea <claudiu.beznea.uj@xxxxxxxxxxxxxx>

> ---
> v1->v2:
> * No change
> 
>  drivers/pinctrl/renesas/pinctrl-rzg2l.c | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/pinctrl/renesas/pinctrl-rzg2l.c b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> index 5a403915fed2..0aba75dce229 100644
> --- a/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> +++ b/drivers/pinctrl/renesas/pinctrl-rzg2l.c
> @@ -168,7 +168,6 @@
>  #define RZG2L_PIN_ID_TO_PIN(id)		((id) % RZG2L_PINS_PER_PORT)
>  
>  #define RZG2L_TINT_MAX_INTERRUPT	32
> -#define RZG2L_TINT_IRQ_START_INDEX	9
>  #define RZG2L_PACK_HWIRQ(t, i)		(((t) << 16) | (i))
>  
>  /* Custom pinconf parameters */
> @@ -251,6 +250,7 @@ enum rzg2l_iolh_index {
>   * @func_base: base number for port function (see register PFC)
>   * @oen_max_pin: the maximum pin number supporting output enable
>   * @oen_max_port: the maximum port number supporting output enable
> + * @tint_start_index: the start index for the TINT interrupts
>   */
>  struct rzg2l_hwcfg {
>  	const struct rzg2l_register_offsets regs;
> @@ -262,6 +262,7 @@ struct rzg2l_hwcfg {
>  	u8 func_base;
>  	u8 oen_max_pin;
>  	u8 oen_max_port;
> +	unsigned int tint_start_index;

Maybe you can use u16 (even u8 is enough at the moment) and add it a bit
above (if u16 or even if unsigned int) to avoid any padding, if any.


>  };
>  
>  struct rzg2l_dedicated_configs {
> @@ -2379,7 +2380,7 @@ static int rzg2l_gpio_child_to_parent_hwirq(struct gpio_chip *gc,
>  
>  	rzg2l_gpio_irq_endisable(pctrl, child, true);
>  	pctrl->hwirq[irq] = child;
> -	irq += RZG2L_TINT_IRQ_START_INDEX;
> +	irq += pctrl->data->hwcfg->tint_start_index;
>  
>  	/* All these interrupts are level high in the CPU */
>  	*parent_type = IRQ_TYPE_LEVEL_HIGH;
> @@ -3035,6 +3036,7 @@ static const struct rzg2l_hwcfg rzg2l_hwcfg = {
>  	},
>  	.iolh_groupb_oi = { 100, 66, 50, 33, },
>  	.oen_max_pin = 0,
> +	.tint_start_index = 9,
>  };
>  
>  static const struct rzg2l_hwcfg rzg3s_hwcfg = {
> @@ -3067,12 +3069,14 @@ static const struct rzg2l_hwcfg rzg3s_hwcfg = {
>  	.func_base = 1,
>  	.oen_max_pin = 1, /* Pin 1 of P0 and P7 is the maximum OEN pin. */
>  	.oen_max_port = 7, /* P7_1 is the maximum OEN port. */
> +	.tint_start_index = 9,
>  };
>  
>  static const struct rzg2l_hwcfg rzv2h_hwcfg = {
>  	.regs = {
>  		.pwpr = 0x3c04,
>  	},
> +	.tint_start_index = 17,
>  };
>  
>  static struct rzg2l_pinctrl_data r9a07g043_data = {




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