> -----Original Message-----
> From: Mark Brown [mailto:broo...@kernel.org]
> Sent: 12 April 2013 14:27
> To: Opensource [Anthony Olech]
> Cc: Liam Girdwood; Guenter Roeck; Jean Delvare; Randy Dunlap; LKML; David
> Dajun Chen
> Subject: Re: [NEW DRIVER V4 7/7] DA9058 REGULATOR driver
> On Fri, Apr 12, 2013 at 02:05:28PM +0100, Anthony Olech wrote:
> This looks good, I assume there's some dependencies on the MFD or other
> earlier patches so I won't apply it, let me know if there aren't any and I
> will
I will resubmit later after re-testing, fixing the 3 points you raised in this
driver.
> Acked-by: Mark Brown <broo...@opensource.wolfsonmicro.com>
> Please use subject lines reflecting the subsystem.
I assume you mean "regulator" for drivers in "drivers/regulator",
"misc" for drivers in "drivers/input/misc" etc etc ??
> > +static int da9058_buck_ramp_voltage(struct regulator_dev *rdev,
> > + unsigned int old_selector,
> > + unsigned int new_selector)
> > +{
> > + struct da9058_regulator *regulator = rdev_get_drvdata(rdev);
> > + struct da9058 *da9058 = regulator->da9058;
> > + int ret;
> > +
> > + if (regulator->ramp_register == 0)
> > + return -EINVAL;
> > +
> > + if (regulator->ramp_enable_mask == 0)
> > + return -EINVAL;
> > +
> > + ret = da9058_set_bits(da9058, regulator->ramp_register,
> > + regulator->ramp_enable_mask);
> > +
> > + if (ret)
> > + return ret;
> > +
> > + return 2200; /* micro Seconds needed to ramp to new voltage*/ }
>
> Hrm, this really should be implementable with a generic regmap operation...
Yes, I did not notice that the generic regmap operation
"reulator_set_voltage_sel_regmap()"
supports a trigger/go. I will change to using it.
> > + rdev = regulator_register(®->desc, &config);
> > +
> > + if (IS_ERR(rdev)) {
> > + dev_err(&pdev->dev, "failed to register %s\n",
> > + rpdata->regulator_name);
> > + ret = PTR_ERR(rdev);
> > + goto failed_to_register;
> > + }
>
> In general it's a bit better style to print out the return value to help with
> diagnosis but it's no big deal.
Yes, I will include the value of "ret" in the dev_err message
Tony Olech
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