On Wed, Jul 31, 2013 at 02:25:27PM +0800, Haijun Zhang wrote:
> int num_ranges;
> + u32 ocr_mask;
> int i;
> int ret = -EINVAL;
>
> @@ -102,26 +103,11 @@ struct mmc_spi_platform_data *mmc_spi_get_pdata(struct
> spi_device *spi)
> if (!oms)
> return NULL;
>
> - voltage_ranges = of_get_property(np, "voltage-ranges", &num_ranges);
> - num_ranges = num_ranges / sizeof(*voltage_ranges) / 2;
> - if (!voltage_ranges || !num_ranges) {
> - dev_err(dev, "OF: voltage-ranges unspecified\n");
> + ocr_mask = mmc_of_parse_voltage(np);
> + if (ocr_mask <= 0)
'< 0' check for an unsigned type? :) I'd write just !ocr_mask...
But other than that the patch looks good to me...
Reviewed-by: Anton Vorontsov <an...@enomsg.org>
Thanks!
> goto err_ocr;
> - }
> -
> - for (i = 0; i < num_ranges; i++) {
> - const int j = i * 2;
> - u32 mask;
>
> - mask = mmc_vddrange_to_ocrmask(be32_to_cpu(voltage_ranges[j]),
> - be32_to_cpu(voltage_ranges[j +
> 1]));
> - if (!mask) {
> - ret = -EINVAL;
> - dev_err(dev, "OF: voltage-range #%d is invalid\n", i);
> - goto err_ocr;
> - }
> - oms->pdata.ocr_mask |= mask;
> - }
> + oms->pdata.ocr_mask |= ocr_mask;
>
> for (i = 0; i < ARRAY_SIZE(oms->gpios); i++) {
> enum of_gpio_flags gpio_flags;
> --
> 1.8.0
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