From: mathias.nyman@intel.com (Mathias Nyman)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v12 0/3] Mediatek xHCI support
Date: Fri, 20 Nov 2015 13:20:49 +0200 [thread overview]
Message-ID: <564F0211.3090605@intel.com> (raw)
In-Reply-To: <1447751921-26746-1-git-send-email-chunfeng.yun@mediatek.com>
On 17.11.2015 11:18, Chunfeng Yun wrote:
> From 577f68d9c0ca1531d5f9cae0dcbea2ba116c8551 Mon Sep 17 00:00:00 2001
> From: Chunfeng Yun <chunfeng.yun@mediatek.com>
> Date: Tue, 17 Nov 2015 17:09:05 +0800
> Subject: [PATCH v12 0/3] Mediatek xHCI support
>
> The patch supports MediaTek's xHCI controller.
>
> There are some differences from xHCI spec:
> 1. The interval is specified in 250 * 8ns increments for Interrupt Moderation
> Interval(IMODI) of the Interrupter Moderation(IMOD) register, it is 8 times as
> much as that defined in xHCI spec.
>
> 2. For the value of TD Size in Normal TRB, MTK's xHCI controller defines a
> number of packets that remain to be transferred for a TD after processing all
> Max packets in all previous TRBs,that means don't include the current TRB's,
> but in xHCI spec it includes the current ones.
>
> 3. To minimize the scheduling effort for synchronous endpoints in xHC, the MTK
> architecture defines some extra SW scheduling parameters for HW. According to
> these parameters provided by SW, the xHC can easily decide whether a
> synchronous endpoint should be scheduled in a specific uFrame. The extra SW
> scheduling parameters are put into reserved DWs in Slot and Endpoint Context.
> And a bandwidth scheduler algorithm is added to support such feature.
>
> A usb3.0 phy driver is also added which used by mt65xx SoCs platform, it
> supports two usb2.0 ports and one usb3.0 port.
>
Added to my tree, I'll send it forward to Greg shortly
Fixed the documentation "wakeup_deb_p0" -> "wakeup_deb_p1" typo as well
-Mathias
next prev parent reply other threads:[~2015-11-20 11:20 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-11-17 9:18 [PATCH v12 0/3] Mediatek xHCI support Chunfeng Yun
2015-11-17 9:18 ` [PATCH v12 1/3] dt-bindings: Add a binding for Mediatek xHCI host controller Chunfeng Yun
2015-11-17 10:58 ` Sergei Shtylyov
2015-11-19 3:36 ` chunfeng yun
2015-11-17 9:18 ` [PATCH v12 2/3] xhci: mediatek: support MTK " Chunfeng Yun
2015-11-17 9:18 ` [PATCH v12 3/3] arm64: dts: mediatek: add xHCI & usb phy for mt8173 Chunfeng Yun
2015-11-20 11:20 ` Mathias Nyman [this message]
2015-11-21 2:42 ` [PATCH v12 0/3] Mediatek xHCI support chunfeng yun
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=564F0211.3090605@intel.com \
--to=mathias.nyman@intel.com \
--cc=linux-arm-kernel@lists.infradead.org \
/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
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
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).