[PATCH v5 1/2] usb: dwc2: alloc dma aligned buffer for isoc split in

2018-05-11 Thread William Wu
The commit 3bc04e28a030 ("usb: dwc2: host: Get aligned DMA in a more supported way") rips out a lot of code to simply the allocation of aligned DMA. However, it also introduces a new issue when use isoc split in transfer. In my test case, I connect the dwc2 controller with an usb hs Hub

[PATCH v5 1/2] usb: dwc2: alloc dma aligned buffer for isoc split in

2018-05-11 Thread William Wu
The commit 3bc04e28a030 ("usb: dwc2: host: Get aligned DMA in a more supported way") rips out a lot of code to simply the allocation of aligned DMA. However, it also introduces a new issue when use isoc split in transfer. In my test case, I connect the dwc2 controller with an usb hs Hub