[PATCH v4 0/2] usb: dwc2: fix isoc split in transfer issue

William Wu william.wu at rock-chips.com
Wed May 9 03:10:59 PDT 2018


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





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