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SubjectRe: [PATCH 4/7] i2c: s3c2410: Convert to use devm_ioremap()
On 11/23/2012 11:44 AM, Sachin Kamat wrote:
> Hi Tushar,
>
> On 23 November 2012 11:29, Tushar Behera <tushar.behera@linaro.org> wrote:
>> Signed-off-by: Tushar Behera <tushar.behera@linaro.org>
>> ---
>> drivers/i2c/busses/i2c-s3c2410.c | 13 ++++---------
>> 1 files changed, 4 insertions(+), 9 deletions(-)
>>
>> diff --git a/drivers/i2c/busses/i2c-s3c2410.c b/drivers/i2c/busses/i2c-s3c2410.c
>> index a274ef7..3446af2 100644
>> --- a/drivers/i2c/busses/i2c-s3c2410.c
>> +++ b/drivers/i2c/busses/i2c-s3c2410.c
>> @@ -996,7 +996,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
>> goto err_clk;
>> }
>>
>> - i2c->regs = ioremap(res->start, resource_size(res));
>> + i2c->regs = devm_ioremap(&pdev->dev, res->start, resource_size(res));
>>
>
> request_mem_region and ioremap and be replaced using a single
> devm_request_and_ioremap() call.
>

Thanks. I will redo the patch.

> Also you may squash patches 2-5 into single convert to devm_* functions patch.
>

Ok. In that case, I will squash these patches to a single patch.

>
>> if (i2c->regs == NULL) {
>> dev_err(&pdev->dev, "cannot map IO\n");
>> @@ -1016,7 +1016,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
>>
>> ret = s3c24xx_i2c_init(i2c);
>> if (ret != 0)
>> - goto err_iomap;
>> + goto err_clk;
>>
>> /* find the IRQ for this unit (note, this relies on the init call to
>> * ensure no current IRQs pending
>> @@ -1025,7 +1025,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
>> i2c->irq = ret = platform_get_irq(pdev, 0);
>> if (ret <= 0) {
>> dev_err(&pdev->dev, "cannot find IRQ\n");
>> - goto err_iomap;
>> + goto err_clk;
>> }
>>
>> ret = request_irq(i2c->irq, s3c24xx_i2c_irq, 0,
>> @@ -1033,7 +1033,7 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
>>
>> if (ret != 0) {
>> dev_err(&pdev->dev, "cannot claim IRQ %d\n", i2c->irq);
>> - goto err_iomap;
>> + goto err_clk;
>> }
>>
>> ret = s3c24xx_i2c_register_cpufreq(i2c);
>> @@ -1073,9 +1073,6 @@ static int s3c24xx_i2c_probe(struct platform_device *pdev)
>> err_irq:
>> free_irq(i2c->irq, i2c);
>>
>> - err_iomap:
>> - iounmap(i2c->regs);
>> -
>> err_clk:
>> clk_disable_unprepare(i2c->clk);
>> return ret;
>> @@ -1100,8 +1097,6 @@ static int s3c24xx_i2c_remove(struct platform_device *pdev)
>>
>> clk_disable_unprepare(i2c->clk);
>>
>> - iounmap(i2c->regs);
>> -
>> s3c24xx_i2c_dt_gpio_free(i2c);
>>
>> return 0;
>> --
>> 1.7.4.1
>>
>> --
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>
>
>


--
Tushar Behera


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