Re: [PATCH v2 1/2] mfd: sec-core: Remove duplicated device type from sec_pmic_dev

[Lee Jones]

On Wed, 23 Apr 2014, Krzysztof Kozlowski wrote:

> On Åro, 2014-04-23 at 14:51 +0100, Lee Jones wrote:
> > On Tue, 22 Apr 2014, Krzysztof Kozlowski wrote:
> > 
> > > The device type was stored in sec_pmic_dev state container twice:
> > >  - unsigned long type (initialized from of_device_id or i2c_device_id)
> > >  - int device_type (initialized as above or from board files when there
> > >    is no DTS)
> > > 
> > > The 'type' field was never used outside of probe so it can be safely
> > > removed.
> > > 
> > > Change also the device_type in sec_pmic_dev and sec_platform_data to
> > > unsigned long to avoid any casts.
> > > 
> > > Signed-off-by: Krzysztof Kozlowski <k.kozlowski@xxxxxxxxxxx>
> > > 
> > > ---
> > > 
> > > Changes since v1:
> > >  - Change device_type field of sec_platform_data from int to unsigned long.
> > >  - Update commit msg.
> > > ---
> > >  drivers/mfd/sec-core.c           | 5 +++--
> > >  drivers/mfd/sec-irq.c            | 2 +-
> > >  include/linux/mfd/samsung/core.h | 3 +--
> > >  3 files changed, 5 insertions(+), 5 deletions(-)
> > 
> > What upstream commit are these patches based on? They don't seem to
> > apply to v3.15-rc2. Could you rebase and resend with my Ack applied
> > please?
> > 
> 
> They depend on this:
> mfd/rtc: s5m: Do not allocate RTC I2C dummy and regmap for unsupported chipset
> https://lkml.org/lkml/2014/4/14/50

Ah, I only just applied this.

Can you rebase on my tree and resubmit please?

> Which I thought you applied with Alessandro ack. However this was picked
> up also by Andrew Morton:
> http://git.cmpxchg.org/cgit/linux-mmots.git/log/

Don't worry about this. Andrew has a script to make them vanish if
applied elsewhere. 

> I will rebase them but still this would produce a (rather simple) merge
> conflict later.
> 
> Best regards,
> Krzysztof
> 
> > > diff --git a/drivers/mfd/sec-core.c b/drivers/mfd/sec-core.c
> > > index d4682c6cbff5..09fd256abcf6 100644
> > > --- a/drivers/mfd/sec-core.c
> > > +++ b/drivers/mfd/sec-core.c
> > > @@ -251,6 +251,7 @@ static int sec_pmic_probe(struct i2c_client *i2c,
> > >  	struct sec_platform_data *pdata = dev_get_platdata(&i2c->dev);
> > >  	const struct regmap_config *regmap;
> > >  	struct sec_pmic_dev *sec_pmic;
> > > +	unsigned long device_type;
> > >  	int ret;
> > >  
> > >  	sec_pmic = devm_kzalloc(&i2c->dev, sizeof(struct sec_pmic_dev),
> > > @@ -262,7 +263,7 @@ static int sec_pmic_probe(struct i2c_client *i2c,
> > >  	sec_pmic->dev = &i2c->dev;
> > >  	sec_pmic->i2c = i2c;
> > >  	sec_pmic->irq = i2c->irq;
> > > -	sec_pmic->type = sec_i2c_get_driver_data(i2c, id);
> > > +	device_type = sec_i2c_get_driver_data(i2c, id);
> > >  
> > >  	if (sec_pmic->dev->of_node) {
> > >  		pdata = sec_pmic_i2c_parse_dt_pdata(sec_pmic->dev);
> > > @@ -270,7 +271,7 @@ static int sec_pmic_probe(struct i2c_client *i2c,
> > >  			ret = PTR_ERR(pdata);
> > >  			return ret;
> > >  		}
> > > -		pdata->device_type = sec_pmic->type;
> > > +		pdata->device_type = device_type;
> > >  	}
> > >  	if (pdata) {
> > >  		sec_pmic->device_type = pdata->device_type;
> > > diff --git a/drivers/mfd/sec-irq.c b/drivers/mfd/sec-irq.c
> > > index 64e7913aadc6..654e2c1dbf7a 100644
> > > --- a/drivers/mfd/sec-irq.c
> > > +++ b/drivers/mfd/sec-irq.c
> > > @@ -385,7 +385,7 @@ int sec_irq_init(struct sec_pmic_dev *sec_pmic)
> > >  				  &sec_pmic->irq_data);
> > >  		break;
> > >  	default:
> > > -		dev_err(sec_pmic->dev, "Unknown device type %d\n",
> > > +		dev_err(sec_pmic->dev, "Unknown device type %lu\n",
> > >  			sec_pmic->device_type);
> > >  		return -EINVAL;
> > >  	}
> > > diff --git a/include/linux/mfd/samsung/core.h b/include/linux/mfd/samsung/core.h
> > > index 84aaf6c25794..e7e12ebacb9b 100644
> > > --- a/include/linux/mfd/samsung/core.h
> > > +++ b/include/linux/mfd/samsung/core.h
> > > @@ -43,13 +43,12 @@ struct sec_pmic_dev {
> > >  	struct regmap *regmap_pmic;
> > >  	struct i2c_client *i2c;
> > >  
> > > -	int device_type;
> > > +	unsigned long device_type;
> > >  	int irq_base;
> > >  	int irq;
> > >  	struct regmap_irq_chip_data *irq_data;
> > >  
> > >  	int ono;
> > > -	unsigned long type;
> > >  	bool wakeup;
> > >  	bool wtsr_smpl;
> > >  };
> > 
> 

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