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Groups > linux.kernel > #1373271
| From | Laxman Dewangan <ldewangan@nvidia.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [PATCH 01/20] mfd: Add devm_ apis for mfd_add_devices and mfd_release_devices |
| Date | 2016-04-07 13:00 +0200 |
| Message-ID | <rlfPj-2zu-7@gated-at.bofh.it> (permalink) |
| References | <rkxOi-2K6-21@gated-at.bofh.it> <rkxOk-2K6-55@gated-at.bofh.it> <rlfFE-2v3-13@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Hi Lee,
Thanks for review.
I will send another patch with incorporating your comments.
On Thursday 07 April 2016 04:14 PM, Lee Jones wrote:
> On Tue, 05 Apr 2016, Laxman Dewangan wrote:
>
> + if (!ret) {
> + *ptr = dev;
> + devres_add(dev, ptr);
> + } else {
> + devres_free(ptr);
> + }
> Switch these round. If you encounter a problem, free and return. If
> not, skip the error handling and add the device outside of the if().
Like below?
if (ret) {
devres_free(ptr);
return ret;
}
*ptr = dev;
devres_add(dev, ptr);
return ret;
>> + * Remove all mfd devices added on the device.
> s/mfd/MFD/
>
> 'D' already means devices, so here you are saying "devices devices".
> Please re-word. Besides, you need to be more specific as to which
> "devices on the devices" you are detailing, since this sentence
> doesn't really make a great deal of sense.
Wanted to say
Remove all devices added by mfd_add_devices() from parent device.
>> + * Normally this function will not need to be called and the resource
>> + * management code will ensure that the resource is freed.
> Then what is the purpose of providing it? Do you have a user?
To have pair of release. I have not seen the usage of most of
devm_*_release() function other than devm_kfree().
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[PATCH 01/20] mfd: Add devm_ apis for mfd_add_devices and mfd_release_devices Laxman Dewangan <ldewangan@nvidia.com> - 2016-04-05 14:00 +0200
Re: [PATCH 01/20] mfd: Add devm_ apis for mfd_add_devices and mfd_release_devices Lee Jones <lee.jones@linaro.org> - 2016-04-07 12:50 +0200
Re: [PATCH 01/20] mfd: Add devm_ apis for mfd_add_devices and mfd_release_devices Laxman Dewangan <ldewangan@nvidia.com> - 2016-04-07 13:00 +0200
Re: [PATCH 01/20] mfd: Add devm_ apis for mfd_add_devices and mfd_release_devices Lee Jones <lee.jones@linaro.org> - 2016-04-07 13:50 +0200
Re: [PATCH 01/20] mfd: Add devm_ apis for mfd_add_devices and mfd_release_devices Laxman Dewangan <ldewangan@nvidia.com> - 2016-04-07 14:00 +0200
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