* Kyungmin Park <[EMAIL PROTECTED]> [080306 02:59]:
> If the return value is all 0xff, it means there's no device.
>
> Signed-off-by: Kyungmin Park <[EMAIL PROTECTED]>
> ---
> diff --git a/drivers/spi/tsc210x.c b/drivers/spi/tsc210x.c
> index df8bcf9..1d2ac94 100644
> --- a/drivers/spi/tsc210x.c
> +++ b/drivers/spi/tsc210x.c
> @@ -1092,6 +1092,11 @@ static int tsc210x_probe(struct spi_device *spi, enum
> tsc_type type)
> dev_dbg(&dev->spi->dev, "revision, err %d\n", err);
> goto err_spi;
> }
> + if (reg == 0xffff) {
> + err = -ENODEV;
> + dev_dbg(&dev->spi->dev, "no device, err %d\n", err);
> + goto err_spi;
> + }
> dev_info(&spi->dev, "rev %d, irq %d\n", reg & 0x0007, spi->irq);
>
> err = tsc210x_configure(dev);
Pushing today.
Tony
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