LKML Archive on lore.kernel.org
help / color / mirror / Atom feed
From: Mathias Nyman <mathias.nyman@intel.com>
To: Sneeker Yeh <sneeker.yeh@gmail.com>
Cc: Rob Herring <robh+dt@kernel.org>, Pawel Moll <pawel.moll@arm.com>,
	Mark Rutland <mark.rutland@arm.com>,
	Ian Campbell <ijc+devicetree@hellion.org.uk>,
	Kumar Gala <galak@codeaurora.org>, Felipe Balbi <balbi@ti.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Grant Likely <grant.likely@linaro.org>,
	Huang Rui <ray.huang@amd.com>,
	Kishon Vijay Abraham I <kishon@ti.com>,
	"devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-usb@vger.kernel.org" <linux-usb@vger.kernel.org>,
	"linux-omap@vger.kernel.org" <linux-omap@vger.kernel.org>,
	Andy Green <andy.green@linaro.org>,
	Jassi Brar <jaswinder.singh@linaro.org>,
	Sneeker Yeh <Sneeker.Yeh@tw.fujitsu.com>
Subject: Re: [PATCH v3 1/5] xhci: add a quirk for device disconnection errata for Synopsis Designware USB3 core
Date: Mon, 16 Feb 2015 11:26:36 +0200	[thread overview]
Message-ID: <54E1B7CC.9080805@intel.com> (raw)
In-Reply-To: <CAJ1gpc3fSpVyYx52xk+r+aPJt4YBcP+9wLGo9bUnX-EE1MP-VQ@mail.gmail.com>

On 15.02.2015 16:29, Sneeker Yeh wrote:
> hi Mathias:
> 
> thanks for reviewing these patch,
> and sorry for replying lately~
> 

>>> +     status = readl(port_array[dev_port_num - 1]);
>>> +
>>> +     /* write 1 to clear */
>>> +     if (!(status & PORT_CONNECT) && (status & PORT_CSC))
>>> +             writel(status & PORT_CSC, port_array[0]);
>>
>> Shouldn't this be writel(...,port_array[dev_port_num - 1]) ?
> 
> yes, thanks for correcting this,
> and I also would like to add xhci_port_state_to_neutral() you mentioned.
> what would you think if I modify it like this?
> 
> +       /* write 1 to clear */
> +       if (!(status & PORT_CONNECT) && (status & PORT_CSC)) {
> +               status = xhci_port_state_to_neutral(status);
> +               writel(status | PORT_CSC, port_array[dev_port_num - 1]);
> +       }
> 

Looks good to me

-Mathias


  reply	other threads:[~2015-02-16  9:25 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-01-25  8:13 [PATCH v3 0/5] Add support for Fujitsu USB host controller Sneeker Yeh
2015-01-25  8:13 ` [PATCH v3 1/5] xhci: add a quirk for device disconnection errata for Synopsis Designware USB3 core Sneeker Yeh
2015-02-12 13:50   ` Mathias Nyman
2015-02-12 15:18     ` Alan Stern
2015-02-13  8:54       ` Mathias Nyman
2015-02-15 15:09       ` Sneeker Yeh
2015-02-15 14:29     ` Sneeker Yeh
2015-02-16  9:26       ` Mathias Nyman [this message]
2015-02-13  9:08   ` Mathias Nyman
2015-01-25  8:13 ` [PATCH v3 2/5] xhci: Platform: Set Synopsis device disconnection quirk based on platform data Sneeker Yeh
2015-01-25  8:13 ` [PATCH v3 3/5] usb: dwc3: add revision number DWC3_REVISION_290A and DWC3_REVISION_300A Sneeker Yeh
2015-01-25  8:13 ` [PATCH v3 4/5] usb: dwc3: Add quirk for Synopsis device disconnection errata Sneeker Yeh
2015-01-25  8:13 ` [PATCH v3 5/5] usb: dwc3: add Fujitsu Specific Glue layer Sneeker Yeh
2015-01-27 15:22 ` [PATCH v3 0/5] Add support for Fujitsu USB host controller Felipe Balbi
2015-01-29 16:23   ` Felipe Balbi
2015-01-30 16:38     ` Felipe Balbi
2015-02-10 15:43       ` Sneeker Yeh
2015-02-11 11:57         ` Mathias Nyman

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=54E1B7CC.9080805@intel.com \
    --to=mathias.nyman@intel.com \
    --cc=Sneeker.Yeh@tw.fujitsu.com \
    --cc=andy.green@linaro.org \
    --cc=balbi@ti.com \
    --cc=devicetree@vger.kernel.org \
    --cc=galak@codeaurora.org \
    --cc=grant.likely@linaro.org \
    --cc=gregkh@linuxfoundation.org \
    --cc=ijc+devicetree@hellion.org.uk \
    --cc=jaswinder.singh@linaro.org \
    --cc=kishon@ti.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-omap@vger.kernel.org \
    --cc=linux-usb@vger.kernel.org \
    --cc=mark.rutland@arm.com \
    --cc=pawel.moll@arm.com \
    --cc=ray.huang@amd.com \
    --cc=robh+dt@kernel.org \
    --cc=sneeker.yeh@gmail.com \
    --subject='Re: [PATCH v3 1/5] xhci: add a quirk for device disconnection errata for Synopsis Designware USB3 core' \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).