Re: [PATCH v2] pinctrl: sh-pfc: r8a779[01]: move 'union vin_data' to shared header file

[Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>]

Hi Sergei,

Thank you for the patch.

On Wednesday 23 September 2015 01:06:21 Sergei Shtylyov wrote:
> R8A7790/1 PFC  drivers use almost identical  'union vin_data' and completely
> identical VIN_DATA_PIN_GROUP() macro; we thus can  move them into the
> shared header file...
> 
> Suggested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>
> Signed-off-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>
> Acked-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
> 
> ---
> The patch is against the 'devel' branch of Linus W.'s 'linux-pinctrl.git'
> repo.
> 
> Changed in version 2:
> - removed leftover empty line from the R8A7790 driver;
> - added Geert's ACK.
> 
>  drivers/pinctrl/sh-pfc/pfc-r8a7790.c |   19 -------------------
>  drivers/pinctrl/sh-pfc/pfc-r8a7791.c |   18 ------------------
>  drivers/pinctrl/sh-pfc/sh_pfc.h      |   18 ++++++++++++++++++
>  3 files changed, 18 insertions(+), 37 deletions(-)
> 
> Index: renesas/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
> ===================================================================
> --- renesas.orig/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
> +++ renesas/drivers/pinctrl/sh-pfc/pfc-r8a7790.c
> @@ -3624,25 +3624,6 @@ static const unsigned int usb2_pins[] =
>  static const unsigned int usb2_mux[] = {
>  	USB2_PWEN_MARK, USB2_OVC_MARK,
>  };
> -
> -union vin_data {
> -	unsigned int data24[24];
> -	unsigned int data20[20];
> -	unsigned int data16[16];
> -	unsigned int data12[12];
> -	unsigned int data10[10];
> -	unsigned int data8[8];
> -	unsigned int data4[4];
> -};
> -
> -#define VIN_DATA_PIN_GROUP(n, s)				\
> -	{							\
> -		.name = #n#s,					\
> -		.pins = n##_pins.data##s,			\
> -		.mux = n##_mux.data##s,				\
> -		.nr_pins = ARRAY_SIZE(n##_pins.data##s),	\
> -	}
> -
>  /* - VIN0 -------------------------------------------------------------- */
> static const union vin_data vin0_data_pins = {
>  	.data24 = {
> Index: renesas/drivers/pinctrl/sh-pfc/pfc-r8a7791.c
> ===================================================================
> --- renesas.orig/drivers/pinctrl/sh-pfc/pfc-r8a7791.c
> +++ renesas/drivers/pinctrl/sh-pfc/pfc-r8a7791.c
> @@ -3986,24 +3986,6 @@ static const unsigned int usb1_mux[] = {
>  	USB1_PWEN_MARK,
>  	USB1_OVC_MARK,
>  };
> -
> -union vin_data {
> -	unsigned int data24[24];
> -	unsigned int data20[20];
> -	unsigned int data16[16];
> -	unsigned int data12[12];
> -	unsigned int data10[10];
> -	unsigned int data8[8];
> -};
> -
> -#define VIN_DATA_PIN_GROUP(n, s)				\
> -	{							\
> -		.name = #n#s,					\
> -		.pins = n##_pins.data##s,			\
> -		.mux = n##_mux.data##s,				\
> -		.nr_pins = ARRAY_SIZE(n##_pins.data##s),	\
> -	}
> -
>  /* - VIN0 -------------------------------------------------------------- */
> static const union vin_data vin0_data_pins = {
>  	.data24 = {
> Index: renesas/drivers/pinctrl/sh-pfc/sh_pfc.h
> ===================================================================
> --- renesas.orig/drivers/pinctrl/sh-pfc/sh_pfc.h
> +++ renesas/drivers/pinctrl/sh-pfc/sh_pfc.h
> @@ -52,6 +52,24 @@ struct sh_pfc_pin_group {
>  	unsigned int nr_pins;
>  };

The sh_pfc.h file is getting a bit messy, so I'd just add a comment here to 
tell what the macro and union are about.

Apart from that,

Acked-by: Laurent Pinchart <laurent.pinchart@xxxxxxxxxxxxxxxx>

> +#define VIN_DATA_PIN_GROUP(n, s)				\
> +	{							\
> +		.name = #n#s,					\
> +		.pins = n##_pins.data##s,			\
> +		.mux = n##_mux.data##s,				\
> +		.nr_pins = ARRAY_SIZE(n##_pins.data##s),	\
> +	}
> +
> +union vin_data {
> +	unsigned int data24[24];
> +	unsigned int data20[20];
> +	unsigned int data16[16];
> +	unsigned int data12[12];
> +	unsigned int data10[10];
> +	unsigned int data8[8];
> +	unsigned int data4[4];
> +};
> +
>  #define SH_PFC_FUNCTION(n)				\
>  	{						\
>  		.name = #n,				\

-- 
Regards,

Laurent Pinchart

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