linux-kernel - Re: [PATCH 6/6 RESEND] mfd: arizona: use correct type ID for device tree config

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Date:	Thu, 1 Oct 2015 12:46:13 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Richard Fitzgerald <rf@...nsource.wolfsonmicro.com>
Cc:	sameo@...ux.intel.com, patches@...nsource.wolfsonmicro.com,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/6 RESEND] mfd: arizona: use correct type ID for device
 tree config

On Mon, 28 Sep 2015, Richard Fitzgerald wrote:

> In the case of a device tree config the code uses the device ID
> from the DT entry to check which codec is required but when storing
> the ID into struct arizona it was always using the non-DT SPI device
> table to get an ID.
> 
> This patch changes the code to store the correct ID into struct arizona.
> 
> Signed-off-by: Richard Fitzgerald <rf@...nsource.wolfsonmicro.com>
> ---
>  drivers/mfd/arizona-i2c.c | 5 ++---
>  drivers/mfd/arizona-spi.c | 5 ++---
>  2 files changed, 4 insertions(+), 6 deletions(-)

For my own reference:
  Acked-by: Lee Jones <lee.jones@...aro.org>

> diff --git a/drivers/mfd/arizona-i2c.c b/drivers/mfd/arizona-i2c.c
> index 914bdce..4e3afd1 100644
> --- a/drivers/mfd/arizona-i2c.c
> +++ b/drivers/mfd/arizona-i2c.c
> @@ -56,8 +56,7 @@ static int arizona_i2c_probe(struct i2c_client *i2c,
>  			regmap_config = &wm8998_i2c_regmap;
>  		break;
>  	default:
> -		dev_err(&i2c->dev, "Unknown device type %ld\n",
> -			id->driver_data);
> +		dev_err(&i2c->dev, "Unknown device type %ld\n", type);
>  		return -EINVAL;
>  	}
>  
> @@ -79,7 +78,7 @@ static int arizona_i2c_probe(struct i2c_client *i2c,
>  		return ret;
>  	}
>  
> -	arizona->type = id->driver_data;
> +	arizona->type = type;
>  	arizona->dev = &i2c->dev;
>  	arizona->irq = i2c->irq;
>  
> diff --git a/drivers/mfd/arizona-spi.c b/drivers/mfd/arizona-spi.c
> index 850a63a..8cffb1c 100644
> --- a/drivers/mfd/arizona-spi.c
> +++ b/drivers/mfd/arizona-spi.c
> @@ -47,8 +47,7 @@ static int arizona_spi_probe(struct spi_device *spi)
>  			regmap_config = &wm5110_spi_regmap;
>  		break;
>  	default:
> -		dev_err(&spi->dev, "Unknown device type %ld\n",
> -			id->driver_data);
> +		dev_err(&spi->dev, "Unknown device type %ld\n", type);
>  		return -EINVAL;
>  	}
>  
> @@ -70,7 +69,7 @@ static int arizona_spi_probe(struct spi_device *spi)
>  		return ret;
>  	}
>  
> -	arizona->type = id->driver_data;
> +	arizona->type = type;
>  	arizona->dev = &spi->dev;
>  	arizona->irq = spi->irq;
>  

-- 
Lee Jones
Linaro STMicroelectronics Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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