linux-kernel - [PATCH v5 0/2] usb: dwc2: fix isoc split in transfer issue

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Message-Id: <1526031992-16565-1-git-send-email-william.wu@rock-chips.com>
Date:   Fri, 11 May 2018 17:46:30 +0800
From:   William Wu <william.wu@...k-chips.com>
To:     hminas@...opsys.com, felipe.balbi@...ux.intel.com,
        gregkh@...uxfoundation.org
Cc:     sergei.shtylyov@...entembedded.com, heiko@...ech.de,
        linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org,
        linux-rockchip@...ts.infradead.org, frank.wang@...k-chips.com,
        huangtao@...k-chips.com, dianders@...gle.com,
        daniel.meng@...k-chips.com, John.Youn@...opsys.com,
        william.wu@...k-chips.com, wzz@...k-chips.com, zsq@...k-chips.com,
        Allen.Hsu@...ntatw.com, StanTsui@...EN.com, Spruce.Wu@...ntatw.com,
        Martin.Tsai@...ntatw.com, Kevin.Shai@...ntatw.com,
        Mon-Jer.Wu@...ntatw.com, Claud.Chang@...ntatw.com,
        San.Lin@...ntatw.com, Ren.Kuo@...ntatw.com, davidhtwang@...en.com,
        fonglin@...en.com, stevencheng@...en.com, tomchen@...en.com,
        donchang@...en.com, milesschofield@...en.com
Subject: [PATCH v5 0/2] usb: dwc2: fix isoc split in transfer issue

This patch fix dma unaligned problem and data lost problem for
isoc split in transfer.

Test on rk3288 platform, use an usb hs Hub (GL852G-12) and an usb
fs audio device (Plantronics headset) to capture and playback.

William Wu (2):
  usb: dwc2: alloc dma aligned buffer for isoc split in
  usb: dwc2: fix isoc split in transfer with no data

 drivers/usb/dwc2/core.h      |  3 ++
 drivers/usb/dwc2/hcd.c       | 89 +++++++++++++++++++++++++++++++++++++++++---
 drivers/usb/dwc2/hcd.h       |  8 ++++
 drivers/usb/dwc2/hcd_intr.c  | 11 +++++-
 drivers/usb/dwc2/hcd_queue.c |  3 ++
 5 files changed, 107 insertions(+), 7 deletions(-)

-- 
2.0.0