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* [PATCH v3 RESEND] iio: potentiometer: mcp4531: Use i2c_get_match_data()
@ 2023-07-23 10:27 Biju Das
  2023-07-29 14:57 ` Jonathan Cameron
  0 siblings, 1 reply; 2+ messages in thread
From: Biju Das @ 2023-07-23 10:27 UTC (permalink / raw)
  To: Peter Rosin, Jonathan Cameron
  Cc: Biju Das, Lars-Peter Clausen, linux-iio, Geert Uytterhoeven,
	linux-renesas-soc

Replace device_get_match_data() and i2c_match_id() by i2c_get_match
_data() by making similar I2C and DT-based matching table.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
---
v2->v3:
 * Added .name field to MCP4531_ID_TABLE macro
 * Replaced MCP4531_ID_TABLE(name, cfg)->MCP4531_ID_TABLE(_name, cfg)
v1->v2:
 * Added similar similar I2C and DT-based matching table.
 * Fixed typo i2c_get_match_data(dev)->i2c_get_match_data(client).
 * Dropped error check as all tables have data pointers.

Note:
 This patch is only compile tested.
---
 drivers/iio/potentiometer/mcp4531.c | 139 ++++++++++++++--------------
 1 file changed, 71 insertions(+), 68 deletions(-)

diff --git a/drivers/iio/potentiometer/mcp4531.c b/drivers/iio/potentiometer/mcp4531.c
index c513c00c8243..f28880ebd758 100644
--- a/drivers/iio/potentiometer/mcp4531.c
+++ b/drivers/iio/potentiometer/mcp4531.c
@@ -206,72 +206,77 @@ static const struct iio_info mcp4531_info = {
 	.write_raw = mcp4531_write_raw,
 };
 
+#define MCP4531_ID_TABLE(_name, cfg) {				\
+	.name = _name,						\
+	.driver_data = (kernel_ulong_t)&mcp4531_cfg[cfg],	\
+}
+
 static const struct i2c_device_id mcp4531_id[] = {
-	{ "mcp4531-502", MCP453x_502 },
-	{ "mcp4531-103", MCP453x_103 },
-	{ "mcp4531-503", MCP453x_503 },
-	{ "mcp4531-104", MCP453x_104 },
-	{ "mcp4532-502", MCP453x_502 },
-	{ "mcp4532-103", MCP453x_103 },
-	{ "mcp4532-503", MCP453x_503 },
-	{ "mcp4532-104", MCP453x_104 },
-	{ "mcp4541-502", MCP454x_502 },
-	{ "mcp4541-103", MCP454x_103 },
-	{ "mcp4541-503", MCP454x_503 },
-	{ "mcp4541-104", MCP454x_104 },
-	{ "mcp4542-502", MCP454x_502 },
-	{ "mcp4542-103", MCP454x_103 },
-	{ "mcp4542-503", MCP454x_503 },
-	{ "mcp4542-104", MCP454x_104 },
-	{ "mcp4551-502", MCP455x_502 },
-	{ "mcp4551-103", MCP455x_103 },
-	{ "mcp4551-503", MCP455x_503 },
-	{ "mcp4551-104", MCP455x_104 },
-	{ "mcp4552-502", MCP455x_502 },
-	{ "mcp4552-103", MCP455x_103 },
-	{ "mcp4552-503", MCP455x_503 },
-	{ "mcp4552-104", MCP455x_104 },
-	{ "mcp4561-502", MCP456x_502 },
-	{ "mcp4561-103", MCP456x_103 },
-	{ "mcp4561-503", MCP456x_503 },
-	{ "mcp4561-104", MCP456x_104 },
-	{ "mcp4562-502", MCP456x_502 },
-	{ "mcp4562-103", MCP456x_103 },
-	{ "mcp4562-503", MCP456x_503 },
-	{ "mcp4562-104", MCP456x_104 },
-	{ "mcp4631-502", MCP463x_502 },
-	{ "mcp4631-103", MCP463x_103 },
-	{ "mcp4631-503", MCP463x_503 },
-	{ "mcp4631-104", MCP463x_104 },
-	{ "mcp4632-502", MCP463x_502 },
-	{ "mcp4632-103", MCP463x_103 },
-	{ "mcp4632-503", MCP463x_503 },
-	{ "mcp4632-104", MCP463x_104 },
-	{ "mcp4641-502", MCP464x_502 },
-	{ "mcp4641-103", MCP464x_103 },
-	{ "mcp4641-503", MCP464x_503 },
-	{ "mcp4641-104", MCP464x_104 },
-	{ "mcp4642-502", MCP464x_502 },
-	{ "mcp4642-103", MCP464x_103 },
-	{ "mcp4642-503", MCP464x_503 },
-	{ "mcp4642-104", MCP464x_104 },
-	{ "mcp4651-502", MCP465x_502 },
-	{ "mcp4651-103", MCP465x_103 },
-	{ "mcp4651-503", MCP465x_503 },
-	{ "mcp4651-104", MCP465x_104 },
-	{ "mcp4652-502", MCP465x_502 },
-	{ "mcp4652-103", MCP465x_103 },
-	{ "mcp4652-503", MCP465x_503 },
-	{ "mcp4652-104", MCP465x_104 },
-	{ "mcp4661-502", MCP466x_502 },
-	{ "mcp4661-103", MCP466x_103 },
-	{ "mcp4661-503", MCP466x_503 },
-	{ "mcp4661-104", MCP466x_104 },
-	{ "mcp4662-502", MCP466x_502 },
-	{ "mcp4662-103", MCP466x_103 },
-	{ "mcp4662-503", MCP466x_503 },
-	{ "mcp4662-104", MCP466x_104 },
-	{}
+	MCP4531_ID_TABLE("mcp4531-502", MCP453x_502),
+	MCP4531_ID_TABLE("mcp4531-103", MCP453x_103),
+	MCP4531_ID_TABLE("mcp4531-503", MCP453x_503),
+	MCP4531_ID_TABLE("mcp4531-104", MCP453x_104),
+	MCP4531_ID_TABLE("mcp4532-502", MCP453x_502),
+	MCP4531_ID_TABLE("mcp4532-103", MCP453x_103),
+	MCP4531_ID_TABLE("mcp4532-503", MCP453x_503),
+	MCP4531_ID_TABLE("mcp4532-104", MCP453x_104),
+	MCP4531_ID_TABLE("mcp4541-502", MCP454x_502),
+	MCP4531_ID_TABLE("mcp4541-103", MCP454x_103),
+	MCP4531_ID_TABLE("mcp4541-503", MCP454x_503),
+	MCP4531_ID_TABLE("mcp4541-104", MCP454x_104),
+	MCP4531_ID_TABLE("mcp4542-502", MCP454x_502),
+	MCP4531_ID_TABLE("mcp4542-103", MCP454x_103),
+	MCP4531_ID_TABLE("mcp4542-503", MCP454x_503),
+	MCP4531_ID_TABLE("mcp4542-104", MCP454x_104),
+	MCP4531_ID_TABLE("mcp4551-502", MCP455x_502),
+	MCP4531_ID_TABLE("mcp4551-103", MCP455x_103),
+	MCP4531_ID_TABLE("mcp4551-503", MCP455x_503),
+	MCP4531_ID_TABLE("mcp4551-104", MCP455x_104),
+	MCP4531_ID_TABLE("mcp4552-502", MCP455x_502),
+	MCP4531_ID_TABLE("mcp4552-103", MCP455x_103),
+	MCP4531_ID_TABLE("mcp4552-503", MCP455x_503),
+	MCP4531_ID_TABLE("mcp4552-104", MCP455x_104),
+	MCP4531_ID_TABLE("mcp4561-502", MCP456x_502),
+	MCP4531_ID_TABLE("mcp4561-103", MCP456x_103),
+	MCP4531_ID_TABLE("mcp4561-503", MCP456x_503),
+	MCP4531_ID_TABLE("mcp4561-104", MCP456x_104),
+	MCP4531_ID_TABLE("mcp4562-502", MCP456x_502),
+	MCP4531_ID_TABLE("mcp4562-103", MCP456x_103),
+	MCP4531_ID_TABLE("mcp4562-503", MCP456x_503),
+	MCP4531_ID_TABLE("mcp4562-104", MCP456x_104),
+	MCP4531_ID_TABLE("mcp4631-502", MCP463x_502),
+	MCP4531_ID_TABLE("mcp4631-103", MCP463x_103),
+	MCP4531_ID_TABLE("mcp4631-503", MCP463x_503),
+	MCP4531_ID_TABLE("mcp4631-104", MCP463x_104),
+	MCP4531_ID_TABLE("mcp4632-502", MCP463x_502),
+	MCP4531_ID_TABLE("mcp4632-103", MCP463x_103),
+	MCP4531_ID_TABLE("mcp4632-503", MCP463x_503),
+	MCP4531_ID_TABLE("mcp4632-104", MCP463x_104),
+	MCP4531_ID_TABLE("mcp4641-502", MCP464x_502),
+	MCP4531_ID_TABLE("mcp4641-103", MCP464x_103),
+	MCP4531_ID_TABLE("mcp4641-503", MCP464x_503),
+	MCP4531_ID_TABLE("mcp4641-104", MCP464x_104),
+	MCP4531_ID_TABLE("mcp4642-502", MCP464x_502),
+	MCP4531_ID_TABLE("mcp4642-103", MCP464x_103),
+	MCP4531_ID_TABLE("mcp4642-503", MCP464x_503),
+	MCP4531_ID_TABLE("mcp4642-104", MCP464x_104),
+	MCP4531_ID_TABLE("mcp4651-502", MCP465x_502),
+	MCP4531_ID_TABLE("mcp4651-103", MCP465x_103),
+	MCP4531_ID_TABLE("mcp4651-503", MCP465x_503),
+	MCP4531_ID_TABLE("mcp4651-104", MCP465x_104),
+	MCP4531_ID_TABLE("mcp4652-502", MCP465x_502),
+	MCP4531_ID_TABLE("mcp4652-103", MCP465x_103),
+	MCP4531_ID_TABLE("mcp4652-503", MCP465x_503),
+	MCP4531_ID_TABLE("mcp4652-104", MCP465x_104),
+	MCP4531_ID_TABLE("mcp4661-502", MCP466x_502),
+	MCP4531_ID_TABLE("mcp4661-103", MCP466x_103),
+	MCP4531_ID_TABLE("mcp4661-503", MCP466x_503),
+	MCP4531_ID_TABLE("mcp4661-104", MCP466x_104),
+	MCP4531_ID_TABLE("mcp4662-502", MCP466x_502),
+	MCP4531_ID_TABLE("mcp4662-103", MCP466x_103),
+	MCP4531_ID_TABLE("mcp4662-503", MCP466x_503),
+	MCP4531_ID_TABLE("mcp4662-104", MCP466x_104),
+	{ /* sentinel */ }
 };
 MODULE_DEVICE_TABLE(i2c, mcp4531_id);
 
@@ -368,9 +373,7 @@ static int mcp4531_probe(struct i2c_client *client)
 	i2c_set_clientdata(client, indio_dev);
 	data->client = client;
 
-	data->cfg = device_get_match_data(dev);
-	if (!data->cfg)
-		data->cfg = &mcp4531_cfg[i2c_match_id(mcp4531_id, client)->driver_data];
+	data->cfg = i2c_get_match_data(client);
 
 	indio_dev->info = &mcp4531_info;
 	indio_dev->channels = mcp4531_channels;
-- 
2.25.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [PATCH v3 RESEND] iio: potentiometer: mcp4531: Use i2c_get_match_data()
  2023-07-23 10:27 [PATCH v3 RESEND] iio: potentiometer: mcp4531: Use i2c_get_match_data() Biju Das
@ 2023-07-29 14:57 ` Jonathan Cameron
  0 siblings, 0 replies; 2+ messages in thread
From: Jonathan Cameron @ 2023-07-29 14:57 UTC (permalink / raw)
  To: Biju Das
  Cc: Peter Rosin, Lars-Peter Clausen, linux-iio, Geert Uytterhoeven,
	linux-renesas-soc

On Sun, 23 Jul 2023 11:27:43 +0100
Biju Das <biju.das.jz@bp.renesas.com> wrote:

> Replace device_get_match_data() and i2c_match_id() by i2c_get_match
> _data() by making similar I2C and DT-based matching table.
> 
> Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Applied.

Whilst I think these are good in general, I don't particularly want to
see blanket conversions of drivers that do it differently (unless they
are buggy ;)  I don't mind such stuff that I'd consider a small cleanup
but it does take review time so I'll push them behind other series with
a greater benefit.

Thanks,

Jonathan

> ---
> v2->v3:
>  * Added .name field to MCP4531_ID_TABLE macro
>  * Replaced MCP4531_ID_TABLE(name, cfg)->MCP4531_ID_TABLE(_name, cfg)
> v1->v2:
>  * Added similar similar I2C and DT-based matching table.
>  * Fixed typo i2c_get_match_data(dev)->i2c_get_match_data(client).
>  * Dropped error check as all tables have data pointers.
> 
> Note:
>  This patch is only compile tested.
> ---
>  drivers/iio/potentiometer/mcp4531.c | 139 ++++++++++++++--------------
>  1 file changed, 71 insertions(+), 68 deletions(-)
> 
> diff --git a/drivers/iio/potentiometer/mcp4531.c b/drivers/iio/potentiometer/mcp4531.c
> index c513c00c8243..f28880ebd758 100644
> --- a/drivers/iio/potentiometer/mcp4531.c
> +++ b/drivers/iio/potentiometer/mcp4531.c
> @@ -206,72 +206,77 @@ static const struct iio_info mcp4531_info = {
>  	.write_raw = mcp4531_write_raw,
>  };
>  
> +#define MCP4531_ID_TABLE(_name, cfg) {				\
> +	.name = _name,						\
> +	.driver_data = (kernel_ulong_t)&mcp4531_cfg[cfg],	\
> +}
> +
>  static const struct i2c_device_id mcp4531_id[] = {
> -	{ "mcp4531-502", MCP453x_502 },
> -	{ "mcp4531-103", MCP453x_103 },
> -	{ "mcp4531-503", MCP453x_503 },
> -	{ "mcp4531-104", MCP453x_104 },
> -	{ "mcp4532-502", MCP453x_502 },
> -	{ "mcp4532-103", MCP453x_103 },
> -	{ "mcp4532-503", MCP453x_503 },
> -	{ "mcp4532-104", MCP453x_104 },
> -	{ "mcp4541-502", MCP454x_502 },
> -	{ "mcp4541-103", MCP454x_103 },
> -	{ "mcp4541-503", MCP454x_503 },
> -	{ "mcp4541-104", MCP454x_104 },
> -	{ "mcp4542-502", MCP454x_502 },
> -	{ "mcp4542-103", MCP454x_103 },
> -	{ "mcp4542-503", MCP454x_503 },
> -	{ "mcp4542-104", MCP454x_104 },
> -	{ "mcp4551-502", MCP455x_502 },
> -	{ "mcp4551-103", MCP455x_103 },
> -	{ "mcp4551-503", MCP455x_503 },
> -	{ "mcp4551-104", MCP455x_104 },
> -	{ "mcp4552-502", MCP455x_502 },
> -	{ "mcp4552-103", MCP455x_103 },
> -	{ "mcp4552-503", MCP455x_503 },
> -	{ "mcp4552-104", MCP455x_104 },
> -	{ "mcp4561-502", MCP456x_502 },
> -	{ "mcp4561-103", MCP456x_103 },
> -	{ "mcp4561-503", MCP456x_503 },
> -	{ "mcp4561-104", MCP456x_104 },
> -	{ "mcp4562-502", MCP456x_502 },
> -	{ "mcp4562-103", MCP456x_103 },
> -	{ "mcp4562-503", MCP456x_503 },
> -	{ "mcp4562-104", MCP456x_104 },
> -	{ "mcp4631-502", MCP463x_502 },
> -	{ "mcp4631-103", MCP463x_103 },
> -	{ "mcp4631-503", MCP463x_503 },
> -	{ "mcp4631-104", MCP463x_104 },
> -	{ "mcp4632-502", MCP463x_502 },
> -	{ "mcp4632-103", MCP463x_103 },
> -	{ "mcp4632-503", MCP463x_503 },
> -	{ "mcp4632-104", MCP463x_104 },
> -	{ "mcp4641-502", MCP464x_502 },
> -	{ "mcp4641-103", MCP464x_103 },
> -	{ "mcp4641-503", MCP464x_503 },
> -	{ "mcp4641-104", MCP464x_104 },
> -	{ "mcp4642-502", MCP464x_502 },
> -	{ "mcp4642-103", MCP464x_103 },
> -	{ "mcp4642-503", MCP464x_503 },
> -	{ "mcp4642-104", MCP464x_104 },
> -	{ "mcp4651-502", MCP465x_502 },
> -	{ "mcp4651-103", MCP465x_103 },
> -	{ "mcp4651-503", MCP465x_503 },
> -	{ "mcp4651-104", MCP465x_104 },
> -	{ "mcp4652-502", MCP465x_502 },
> -	{ "mcp4652-103", MCP465x_103 },
> -	{ "mcp4652-503", MCP465x_503 },
> -	{ "mcp4652-104", MCP465x_104 },
> -	{ "mcp4661-502", MCP466x_502 },
> -	{ "mcp4661-103", MCP466x_103 },
> -	{ "mcp4661-503", MCP466x_503 },
> -	{ "mcp4661-104", MCP466x_104 },
> -	{ "mcp4662-502", MCP466x_502 },
> -	{ "mcp4662-103", MCP466x_103 },
> -	{ "mcp4662-503", MCP466x_503 },
> -	{ "mcp4662-104", MCP466x_104 },
> -	{}
> +	MCP4531_ID_TABLE("mcp4531-502", MCP453x_502),
> +	MCP4531_ID_TABLE("mcp4531-103", MCP453x_103),
> +	MCP4531_ID_TABLE("mcp4531-503", MCP453x_503),
> +	MCP4531_ID_TABLE("mcp4531-104", MCP453x_104),
> +	MCP4531_ID_TABLE("mcp4532-502", MCP453x_502),
> +	MCP4531_ID_TABLE("mcp4532-103", MCP453x_103),
> +	MCP4531_ID_TABLE("mcp4532-503", MCP453x_503),
> +	MCP4531_ID_TABLE("mcp4532-104", MCP453x_104),
> +	MCP4531_ID_TABLE("mcp4541-502", MCP454x_502),
> +	MCP4531_ID_TABLE("mcp4541-103", MCP454x_103),
> +	MCP4531_ID_TABLE("mcp4541-503", MCP454x_503),
> +	MCP4531_ID_TABLE("mcp4541-104", MCP454x_104),
> +	MCP4531_ID_TABLE("mcp4542-502", MCP454x_502),
> +	MCP4531_ID_TABLE("mcp4542-103", MCP454x_103),
> +	MCP4531_ID_TABLE("mcp4542-503", MCP454x_503),
> +	MCP4531_ID_TABLE("mcp4542-104", MCP454x_104),
> +	MCP4531_ID_TABLE("mcp4551-502", MCP455x_502),
> +	MCP4531_ID_TABLE("mcp4551-103", MCP455x_103),
> +	MCP4531_ID_TABLE("mcp4551-503", MCP455x_503),
> +	MCP4531_ID_TABLE("mcp4551-104", MCP455x_104),
> +	MCP4531_ID_TABLE("mcp4552-502", MCP455x_502),
> +	MCP4531_ID_TABLE("mcp4552-103", MCP455x_103),
> +	MCP4531_ID_TABLE("mcp4552-503", MCP455x_503),
> +	MCP4531_ID_TABLE("mcp4552-104", MCP455x_104),
> +	MCP4531_ID_TABLE("mcp4561-502", MCP456x_502),
> +	MCP4531_ID_TABLE("mcp4561-103", MCP456x_103),
> +	MCP4531_ID_TABLE("mcp4561-503", MCP456x_503),
> +	MCP4531_ID_TABLE("mcp4561-104", MCP456x_104),
> +	MCP4531_ID_TABLE("mcp4562-502", MCP456x_502),
> +	MCP4531_ID_TABLE("mcp4562-103", MCP456x_103),
> +	MCP4531_ID_TABLE("mcp4562-503", MCP456x_503),
> +	MCP4531_ID_TABLE("mcp4562-104", MCP456x_104),
> +	MCP4531_ID_TABLE("mcp4631-502", MCP463x_502),
> +	MCP4531_ID_TABLE("mcp4631-103", MCP463x_103),
> +	MCP4531_ID_TABLE("mcp4631-503", MCP463x_503),
> +	MCP4531_ID_TABLE("mcp4631-104", MCP463x_104),
> +	MCP4531_ID_TABLE("mcp4632-502", MCP463x_502),
> +	MCP4531_ID_TABLE("mcp4632-103", MCP463x_103),
> +	MCP4531_ID_TABLE("mcp4632-503", MCP463x_503),
> +	MCP4531_ID_TABLE("mcp4632-104", MCP463x_104),
> +	MCP4531_ID_TABLE("mcp4641-502", MCP464x_502),
> +	MCP4531_ID_TABLE("mcp4641-103", MCP464x_103),
> +	MCP4531_ID_TABLE("mcp4641-503", MCP464x_503),
> +	MCP4531_ID_TABLE("mcp4641-104", MCP464x_104),
> +	MCP4531_ID_TABLE("mcp4642-502", MCP464x_502),
> +	MCP4531_ID_TABLE("mcp4642-103", MCP464x_103),
> +	MCP4531_ID_TABLE("mcp4642-503", MCP464x_503),
> +	MCP4531_ID_TABLE("mcp4642-104", MCP464x_104),
> +	MCP4531_ID_TABLE("mcp4651-502", MCP465x_502),
> +	MCP4531_ID_TABLE("mcp4651-103", MCP465x_103),
> +	MCP4531_ID_TABLE("mcp4651-503", MCP465x_503),
> +	MCP4531_ID_TABLE("mcp4651-104", MCP465x_104),
> +	MCP4531_ID_TABLE("mcp4652-502", MCP465x_502),
> +	MCP4531_ID_TABLE("mcp4652-103", MCP465x_103),
> +	MCP4531_ID_TABLE("mcp4652-503", MCP465x_503),
> +	MCP4531_ID_TABLE("mcp4652-104", MCP465x_104),
> +	MCP4531_ID_TABLE("mcp4661-502", MCP466x_502),
> +	MCP4531_ID_TABLE("mcp4661-103", MCP466x_103),
> +	MCP4531_ID_TABLE("mcp4661-503", MCP466x_503),
> +	MCP4531_ID_TABLE("mcp4661-104", MCP466x_104),
> +	MCP4531_ID_TABLE("mcp4662-502", MCP466x_502),
> +	MCP4531_ID_TABLE("mcp4662-103", MCP466x_103),
> +	MCP4531_ID_TABLE("mcp4662-503", MCP466x_503),
> +	MCP4531_ID_TABLE("mcp4662-104", MCP466x_104),
> +	{ /* sentinel */ }
>  };
>  MODULE_DEVICE_TABLE(i2c, mcp4531_id);
>  
> @@ -368,9 +373,7 @@ static int mcp4531_probe(struct i2c_client *client)
>  	i2c_set_clientdata(client, indio_dev);
>  	data->client = client;
>  
> -	data->cfg = device_get_match_data(dev);
> -	if (!data->cfg)
> -		data->cfg = &mcp4531_cfg[i2c_match_id(mcp4531_id, client)->driver_data];
> +	data->cfg = i2c_get_match_data(client);
>  
>  	indio_dev->info = &mcp4531_info;
>  	indio_dev->channels = mcp4531_channels;


^ permalink raw reply	[flat|nested] 2+ messages in thread

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