Re: [PATCH 1/3] usb: misc: generic_onboard_hub: add generic onboard USB HUB driver

2015-12-09 Thread Lucas Stach
Am Mittwoch, den 09.12.2015, 16:50 +0800 schrieb Peter Chen: > On Tue, Dec 08, 2015 at 08:36:00AM -0700, Mathieu Poirier wrote: > > On 7 December 2015 at 18:37, Peter Chen wrote: > > > + > > > + if (dev->of_node) { > > > + struct device_node *node = dev->of_node; > > > + > > >

Re: [PATCH 2/3] doc: dt-binding: generic onboard USB HUB

2015-12-09 Thread Arnd Bergmann
On Wednesday 09 December 2015 16:12:24 Peter Chen wrote: > On Tue, Dec 08, 2015 at 09:24:03PM -0600, Rob Herring wrote: > > On Tue, Dec 08, 2015 at 10:58:48AM +0100, Arnd Bergmann wrote: > > > On Tuesday 08 December 2015 10:50:49 Philipp Zabel wrote: > > > > This something we don't have to define a

Re: [PATCH 1/3] usb: misc: generic_onboard_hub: add generic onboard USB HUB driver

2015-12-09 Thread Peter Chen
On Tue, Dec 08, 2015 at 08:36:00AM -0700, Mathieu Poirier wrote: > On 7 December 2015 at 18:37, Peter Chen wrote: > > + > > + if (dev->of_node) { > > + struct device_node *node = dev->of_node; > > + > > + hub_data->clk = devm_clk_get(dev, "external_clk"); > > +

Re: [PATCH 1/3] usb: misc: generic_onboard_hub: add generic onboard USB HUB driver

2015-12-09 Thread Peter Chen
On Tue, Dec 08, 2015 at 07:55:05AM -0600, Felipe Balbi wrote: > > Hi, > > Peter Chen writes: > >> seriously ? Is this really all ? What about that reset line below ? > > > > The clock is PHY input clock on the HUB, this clock may from SoC's > > PLL. > > oh, you might have misunderstood my comme

[PATCH] Add support for usbfs zerocopy.

2015-12-09 Thread Steinar H. Gunderson
Add a new interface for userspace to preallocate memory that can be used with usbfs. This gives two primary benefits: - Zerocopy; data no longer needs to be copied between the userspace and the kernel, but can instead be read directly by the driver from userspace's buffers. This works for a

Re: [PATCH 1/3] usb: misc: generic_onboard_hub: add generic onboard USB HUB driver

2015-12-09 Thread Peter Chen
On Tue, Dec 08, 2015 at 10:44:02AM +0100, Sascha Hauer wrote: > On Tue, Dec 08, 2015 at 05:26:56PM +0800, Peter Chen wrote: > > On Tue, Dec 08, 2015 at 07:19:05AM +0100, Sascha Hauer wrote: > > > > + hub_data = devm_kzalloc(dev, sizeof(*hub_data), GFP_KERNEL); > > > > + if (!hub_data) >

Re: [PATCH 1/3] usb: misc: generic_onboard_hub: add generic onboard USB HUB driver

2015-12-09 Thread Peter Chen
On Tue, Dec 08, 2015 at 10:48:28AM +0100, Arnd Bergmann wrote: > On Tuesday 08 December 2015 09:37:48 Peter Chen wrote: > > > +struct usb_hub_generic_data { > > + struct clk *clk; > > +}; > > + > > +static int usb_hub_generic_probe(struct platform_device *pdev) > > +{ > > + struct device *dev

Re: [PATCH 2/3] doc: dt-binding: generic onboard USB HUB

2015-12-09 Thread Peter Chen
On Tue, Dec 08, 2015 at 09:24:03PM -0600, Rob Herring wrote: > On Tue, Dec 08, 2015 at 10:58:48AM +0100, Arnd Bergmann wrote: > > On Tuesday 08 December 2015 10:50:49 Philipp Zabel wrote: > > > Am Dienstag, den 08.12.2015, 09:37 +0800 schrieb Peter Chen: > > > > Add dt-binding documentation for gen

Re: [PATCH 2/3] doc: dt-binding: generic onboard USB HUB

2015-12-09 Thread Peter Chen
On Tue, Dec 08, 2015 at 10:50:49AM +0100, Philipp Zabel wrote: > Hi Peter, > > Am Dienstag, den 08.12.2015, 09:37 +0800 schrieb Peter Chen: > > Add dt-binding documentation for generic onboard USB HUB. > > > > Signed-off-by: Peter Chen > > --- > > .../bindings/usb/generic-onboard-hub.txt

Re: [PATCH v2] usb: Use memdup_user to reuse the code

2015-12-09 Thread Pathak, Rahul (R.)
Hello Alan, Should I resend this patch version with the tear line correction? Regards Rahul Pathak From: Alan Stern Sent: Tuesday, December 8, 2015 8:53 PM To: Pathak, Rahul (R.) Cc: gre...@linuxfoundation.org; kbo...@gmail.com; dan.carpen...@oracle.c

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