Messages in this thread | | | Date | Mon, 6 Oct 2014 15:17:22 +0300 | Subject | Re: [PATCH v6 1/4] mfd: add support for Diolan DLN-2 devices | From | Octavian Purdila <> |
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On Fri, Oct 3, 2014 at 8:12 PM, Johan Hovold <johan@kernel.org> wrote: > > On Thu, Sep 25, 2014 at 07:07:31PM +0300, Octavian Purdila wrote: > > This patch implements the USB part of the Diolan USB-I2C/SPI/GPIO > > Master Adapter DLN-2. Details about the device can be found here: > >
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> > + > > + ret = dln2_submit_urb(dln2, dln2->rx_urb[i], GFP_KERNEL); > > + if (ret < 0) > > + return ret; > > Is it really worth having this helper only to save a couple of lines on > a dev_err? If you do all resubmissions on completion inline in the > handler, you only have three places where usb_submit_urb is called. >
I moved the completion in the handler as you suggested. I have kept the helper, would you prefer to remove it?
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> > + id = dln2->usb_dev->bus->busnum << 8 | dln2->usb_dev->devnum; > > After giving this some more thought, I think you should just > use PLATFORM_DEVID_AUTO as id. I have submitted a series to fix the > other USB MFD drivers and add a convenience helper to register > hotpluggable MFDs here: >
OK, I will use PLATFORM_DEVID_AUTO for now. If your series merges first and I have to resubmit mine, I will switch to using mfd_add_hotplug_devices.
> I'll try to take a quick look on the subdrivers on Monday. >
Thanks Johan. I have addressed the rest of the comments as well and I will send another series after your reviews on the sub-drivers.
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