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From: William Wu <william.wu@rock-chips.com>
To: hminas@synopsys.com, felipe.balbi@linux.intel.com,
	gregkh@linuxfoundation.org
Cc: sergei.shtylyov@cogentembedded.com, heiko@sntech.de,
	linux-kernel@vger.kernel.org, linux-usb@vger.kernel.org,
	linux-rockchip@lists.infradead.org, frank.wang@rock-chips.com,
	huangtao@rock-chips.com, dianders@google.com,
	daniel.meng@rock-chips.com, John.Youn@synopsys.com,
	william.wu@rock-chips.com, wzz@rock-chips.com,
	zsq@rock-chips.com, Allen.Hsu@quantatw.com, StanTsui@AOPEN.com,
	Spruce.Wu@quantatw.com, Martin.Tsai@quantatw.com,
	Kevin.Shai@quantatw.com, Mon-Jer.Wu@quantatw.com,
	Claud.Chang@quantatw.com, San.Lin@quantatw.com,
	Ren.Kuo@quantatw.com, davidhtwang@aopen.com, fonglin@aopen.com,
	stevencheng@aopen.com, tomchen@aopen.com, donchang@aopen.com,
	milesschofield@aopen.com
Subject: [PATCH v4 0/2] usb: dwc2: fix isoc split in transfer issue
Date: Wed,  9 May 2018 18:10:59 +0800	[thread overview]
Message-ID: <1525860661-18619-1-git-send-email-william.wu@rock-chips.com> (raw)

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       | 87 ++++++++++++++++++++++++++++++++++++++++++--
 drivers/usb/dwc2/hcd.h       |  8 ++++
 drivers/usb/dwc2/hcd_intr.c  | 11 +++++-
 drivers/usb/dwc2/hcd_queue.c |  3 ++
 5 files changed, 106 insertions(+), 6 deletions(-)

-- 
2.0.0



             reply	other threads:[~2018-05-09 10:12 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-05-09 10:10 William Wu [this message]
2018-05-09 10:11 ` [PATCH v4 1/2] usb: dwc2: alloc dma aligned buffer for isoc split in William Wu
2018-05-10 21:01   ` Doug Anderson
2018-05-11  9:33     ` wlf
2018-05-09 10:11 ` [PATCH v4 2/2] usb: dwc2: fix isoc split in transfer with no data William Wu

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