RE: [PATCH v2 01/12] usb: typec: add API to get port type and preferred role

> -Original Message- > From: Heikki Krogerus [mailto:heikki.kroge...@linux.intel.com] > Sent: 2018年2月26日 21:19 > To: Jun Li > Cc: gre...@linuxfoundation.org; robh...@kernel.org; li...@roeck-us.net; > a.ha...@samsung.com; mark.rutl...@arm.com; yue...@google.com; > Peter

RE: [PATCH v2 10/12] dt-bindings: connector: add properties for typec power delivery

> -Original Message- > From: Rob Herring [mailto:r...@kernel.org] > Sent: 2018年3月3日 6:39 > To: Andrzej Hajda > Cc: Jun Li ; gre...@linuxfoundation.org; > heikki.kroge...@linux.intel.com; li...@roeck-us.net; > mark.rutl...@arm.com; yue...@google.com;

Re: inconsistent lock state with usbnet/asix usb ethernet and xhci

Hi Oliver, On 2018-02-27 17:07, Oliver Neukum wrote: Am Dienstag, den 27.02.2018, 07:13 -0800 schrieb Eric Dumazet: On Tue, 2018-02-27 at 07:09 -0800, Eric Dumazet wrote: Note that for this one, it seems we also could perform stats updates in BH context, since skb is queued via defer_bh()

RE: [PATCH v2 10/12] dt-bindings: connector: add properties for typec power delivery

> -Original Message- > From: Rob Herring [mailto:r...@kernel.org] > Sent: 2018年3月3日 6:29 > To: Jun Li > Cc: gre...@linuxfoundation.org; heikki.kroge...@linux.intel.com; > li...@roeck-us.net; a.ha...@samsung.com; mark.rutl...@arm.com; > yue...@google.com; Peter Chen

RE: [PATCH v2 10/12] dt-bindings: connector: add properties for typec power delivery

> -Original Message- > From: Andrzej Hajda [mailto:a.ha...@samsung.com] > Sent: 2018年2月27日 16:41 > To: Jun Li ; gre...@linuxfoundation.org; > robh...@kernel.org; heikki.kroge...@linux.intel.com; li...@roeck-us.net > Cc: mark.rutl...@arm.com; yue...@google.com; Peter Chen

[PATCH] usb: clarify ACPI spec version and section number for _UPC & _PLD

ACPI spec inserts sections for new features frequently and section numbers are changed. It is easy to refer to ACPI spec if ACPI version is available in comments. There are no functional changes. Signed-off-by: Alex Hung --- drivers/usb/core/usb-acpi.c | 4 ++-- 1 file

[PATCH v6] staging: typec: handle vendor defined part and modify drp toggling flow

From: ShuFan Lee Handle vendor defined behavior in tcpci_init, tcpci_set_vconn, tcpci_start_drp_toggling and export tcpci_irq. More operations can be extended in tcpci_data if needed. According to TCPCI specification, 4.4.5.2 ROLE_CONTROL, TCPC shall not start DRP

Re: WARN_ON(irqs_disabled()) in dma_free_attrs?

On Sun, 4 Mar 2018, Fredrik Noring wrote: > Hi Alan Stern, > > > > Alan, can dma_free_coherent be delayed to a point when IRQs are enabled? > > > > Yes, subject to the usual concerns about not being delayed for too > > long. Also, some HCDs are highly memory-constrained. I don't know if > >

Re: [PATCH 2/2] net: usb: asix88179_178a: de-duplicate code

From: Alexander Kurz Date: Wed, 28 Feb 2018 21:27:39 + > -static int ax88179_bind(struct usbnet *dev, struct usb_interface *intf) > +static int ax88179_link_bind_or_reset(struct usbnet *dev, int do_reset) "do_reset" is a boolean, therefore please use type 'bool' and

Re: WARN_ON(irqs_disabled()) in dma_free_attrs?

Hi Alan Stern, > > Alan, can dma_free_coherent be delayed to a point when IRQs are enabled? > > Yes, subject to the usual concerns about not being delayed for too > long. Also, some HCDs are highly memory-constrained. I don't know if > they use this API, but if they do then delaying a free

Re: WARN_ON(irqs_disabled()) in dma_free_attrs?

On Sat, 3 Mar 2018, Fredrik Noring wrote: > Christoph, Alan, > > > If it is allocating / freeing this memory all the time in the hot path > > it should really use a dma pool (see include/ilinux/dmapool.h). > > The dma coherent APIs aren't really built for being called in the > > hot path. > >

Re: bug report : TBR oveflow

Hi Mathias, Thank you kindly for your feedback - I appreciate the time you took to help me out. Unfortunately, in a rather bizarre turn of events, I'm unable to reproduce the issue. I'm stumped as to why it's not occurring any more. I've tried a number of things including the distributed