From mboxrd@z Thu Jan 1 00:00:00 1970 From: William Wu Subject: [PATCH v5 0/2] usb: dwc2: fix isoc split in transfer issue Date: Fri, 11 May 2018 17:46:30 +0800 Message-ID: <1526031992-16565-1-git-send-email-william.wu@rock-chips.com> Return-path: Sender: linux-kernel-owner@vger.kernel.org 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 List-Id: linux-rockchip.vger.kernel.org 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