On 10/31/2012 04:55 PM, Pantelis Antoniou wrote:
> The MFD parent device now uses a regmap, instead of direct
> memory access. Use the same method in the sub devices to avoid
> nasty surprises.
>
> Also rework the channel initialization of tiadc a bit.
Those two bits are not even closely related, they should really go into
separate patches.
>
> Signed-off-by: Pantelis Antoniou <panto@xxxxxxxxxxxxxxxxxxxxxxx>
> ---
> drivers/iio/adc/ti_am335x_adc.c | 27 +++++++++++++++++++--------
> drivers/input/touchscreen/ti_am335x_tsc.c | 16 +++++++++++++---
> drivers/mfd/ti_am335x_tscadc.c | 7 +++++--
> 3 files changed, 37 insertions(+), 13 deletions(-)
>
[...]
>
> @@ -213,6 +222,8 @@ static int __devinit tiadc_probe(struct platform_device *pdev)
>
> platform_set_drvdata(pdev, indio_dev);
>
> + dev_info(&pdev->dev, "Initialized\n");
That's just noise, please don't add it. Imagine every driver did this you'd
end up with a lot of noise your debug log.
> +
> return 0;
>
> err_free_channels:
> diff --git a/drivers/input/touchscreen/ti_am335x_tsc.c b/drivers/input/touchscreen/ti_am335x_tsc.c
> index 7a26810..d09e1a7 100644
> --- a/drivers/input/touchscreen/ti_am335x_tsc.c
> +++ b/drivers/input/touchscreen/ti_am335x_tsc.c
> @@ -26,6 +26,7 @@
[...]
> /*
> @@ -455,10 +460,15 @@ static int __devinit titsc_probe(struct platform_device *pdev)
>
> /* register to the input system */
> err = input_register_device(input_dev);
> - if (err)
> + if (err) {
> + dev_err(&pdev->dev, "Failed to register input device\n");
> goto err_free_irq;
> + }
>
> platform_set_drvdata(pdev, ts_dev);
> +
> + dev_info(&pdev->dev, "Initialized OK\n");
Same here
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