Re: [PATCH 0/5] usb: dwc3: xhci: Add quirk for defective Port Enable/disable

From	Felipe Balbi <balbi@kernel.org>
Newsgroups	linux.kernel
Subject	Re: [PATCH 0/5] usb: dwc3: xhci: Add quirk for defective Port Enable/disable
Date	2016-03-18 14:10 +0100
Message-ID	<re2kb-6eM-27@gated-at.bofh.it> (permalink)
References	<re1R7-5Nn-3@gated-at.bofh.it>
Organization	linux.* mail to news gateway

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Mathias,

Roger Quadros <rogerq@ti.com> writes:
> Some devices from Texas Instruments suffer from
> a silicon bug where XHCI Port Enabled/Disabled bit
> should not be used to silence an erroneous device.
>     
> The bug is so that if port is disabled with PED
> bit, an IRQ for device removal (or attachment)
> will never fire.
>     
> Just for the sake of completeness, the actual
> problem lies with SNPS DWC3 USB IP and this affects
> all known versions up to 3.00a
>
> We add a BROKEN_PE quirk in xhci.h to deal with this issue
> and add a corresponding bit in xhci platform_data.
>
> I've only updated Felipe's e-mail id in the patches
> and re-based them to v4.5 + balbi/next.
>
> --
> cheers,
> -roger
>
> Felipe Balbi (5):
>   usb: xhci: add quirk flag for broken PED bits
>   usb: dwc3: core: define macros for newest revisions
>   usb: host: xhci: add broken pe quirk flag to pdata
>   usb: host: xhci-plat: enable BROKEN_PE quirk if platform requested
>   usb: dwc3: host: pass BROKEN_PE flag for known broken revisions

this series has changes on both dwc3 and xhci. Let me know how you wanna
handle these.

-- 
balbi

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[PATCH 0/5] usb: dwc3: xhci: Add quirk for defective Port Enable/disable Roger Quadros <rogerq@ti.com> - 2016-03-18 13:40 +0100
  [PATCH 3/5] usb: host: xhci: add broken pe quirk flag to pdata Roger Quadros <rogerq@ti.com> - 2016-03-18 13:40 +0100
  [PATCH 4/5] usb: host: xhci-plat: enable BROKEN_PE quirk if platform requested Roger Quadros <rogerq@ti.com> - 2016-03-18 13:40 +0100
  Re: [PATCH 0/5] usb: dwc3: xhci: Add quirk for defective Port Enable/disable Felipe Balbi <balbi@kernel.org> - 2016-03-18 14:10 +0100

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