Re: [PATCH 5/9] rtc-pcf2123: put the chip reset into a function

From: Alexandre Belloni
Date: Tue Nov 24 2015 - 18:17:43 EST


On 04/11/2015 at 07:36:36 -0800, Joshua Clayton wrote :

A commit message, even when simple is mandatory.

> Signed-off-by: Joshua Clayton <stillcompiling@xxxxxxxxx>
> ---
> drivers/rtc/rtc-pcf2123.c | 64 ++++++++++++++++++++++++++---------------------
> 1 file changed, 36 insertions(+), 28 deletions(-)
>
> diff --git a/drivers/rtc/rtc-pcf2123.c b/drivers/rtc/rtc-pcf2123.c
> index 257ce7d..d3c1447 100644
> --- a/drivers/rtc/rtc-pcf2123.c
> +++ b/drivers/rtc/rtc-pcf2123.c
> @@ -260,6 +260,40 @@ static int pcf2123_rtc_set_time(struct device *dev, struct rtc_time *tm)
> return 0;
> }
>
> +static int pcf2123_reset(struct device *dev)
> +{
> + int ret;
> + u8 rxbuf[2];
> +
> + ret = pcf2123_write_reg(dev, PCF2123_REG_CTRL1, CTRL1_SW_RESET);
> + if (ret < 0)
> + return ret;
> +
> + /* Stop the counter */
> + dev_dbg(dev, "stopping RTC\n");
> + ret = pcf2123_write_reg(dev, PCF2123_REG_CTRL1, CTRL1_STOP);
> + if (ret < 0)
> + return ret;
> +
> + /* See if the counter was actually stopped */
> + dev_dbg(dev, "checking for presence of RTC\n");
> + ret = pcf2123_read(dev, PCF2123_REG_CTRL1, rxbuf, sizeof(rxbuf));
> + if (ret < 0)
> + return ret;
> +
> + dev_dbg(dev, "received data from RTC (0x%02X 0x%02X)\n",
> + rxbuf[0], rxbuf[1]);

This is not properly aligned (use checkpatch --strict)


--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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