From: Anton Vorontsov <anton@enomsg.org> To: Haijun Zhang <Haijun.Zhang@freescale.com> Cc: linux-mmc@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, cjb@laptop.org, scottwood@freescale.com, AFLEMING@freescale.com Subject: Re: [PATCH] mmc:of_spi: Update the code of getting voltage-ranges Date: Thu, 8 Aug 2013 17:08:05 -0700 [thread overview] Message-ID: <20130809000805.GA7427@lizard.mcd01528.sjc.wayport.net> (raw) In-Reply-To: <1375251927-3330-3-git-send-email-Haijun.Zhang@freescale.com> 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 <anton@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
WARNING: multiple messages have this Message-ID (diff)
From: Anton Vorontsov <anton@enomsg.org> To: Haijun Zhang <Haijun.Zhang@freescale.com> Cc: scottwood@freescale.com, linuxppc-dev@lists.ozlabs.org, cjb@laptop.org, linux-mmc@vger.kernel.org, AFLEMING@freescale.com Subject: Re: [PATCH] mmc:of_spi: Update the code of getting voltage-ranges Date: Thu, 8 Aug 2013 17:08:05 -0700 [thread overview] Message-ID: <20130809000805.GA7427@lizard.mcd01528.sjc.wayport.net> (raw) In-Reply-To: <1375251927-3330-3-git-send-email-Haijun.Zhang@freescale.com> 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 <anton@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
next prev parent reply other threads:[~2013-08-09 0:12 UTC|newest] Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top 2013-07-31 6:25 [PATCH 1/3 V2] mmc:core: parse voltage from device-tree Haijun Zhang 2013-07-31 6:25 ` Haijun Zhang 2013-07-31 6:25 ` [PATCH 3/3 V2] mmc:esdhc: add support to get " Haijun Zhang 2013-07-31 6:25 ` Haijun Zhang 2013-07-31 6:25 ` [PATCH] mmc:of_spi: Update the code of getting voltage-ranges Haijun Zhang 2013-07-31 6:25 ` Haijun Zhang 2013-08-09 0:08 ` Anton Vorontsov [this message] 2013-08-09 0:08 ` Anton Vorontsov 2013-08-07 1:28 ` [PATCH 1/3 V2] mmc:core: parse voltage from device-tree Zhang Haijun 2013-08-07 1:28 ` Zhang Haijun 2013-08-09 0:15 ` Anton Vorontsov 2013-08-09 0:15 ` Anton Vorontsov 2013-08-09 3:34 ` Zhang Haijun 2013-08-09 3:34 ` Zhang Haijun 2013-08-09 14:48 ` Kumar Gala 2013-08-09 14:48 ` Kumar Gala 2013-08-12 2:46 ` Zhang Haijun 2013-08-12 2:46 ` Zhang Haijun 2013-08-12 16:11 ` Scott Wood 2013-08-12 16:11 ` Scott Wood
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