Hi, Joao Pinto <Joao.Pinto@xxxxxxxxxxxx> writes: > Hi Felipe, > I confirmed that no interrupts are received. My hw colleague is going to check > the design! > > On 4/29/2016 11:25 AM, Felipe Balbi wrote: >> >> Hi João, >> >> Joao Pinto <Joao.Pinto@xxxxxxxxxxxx> writes: >>> I am trying to bring up a USB 3.0 Host Controller with an ARM64 platform (Juno) >>> and I was also getting the dma issue discussed in this thread: >>> >>> https://www.mail-archive.com/linux-usb@xxxxxxxxxxxxxxx/msg73137.html >>> > > [snip] > >>> usb usb4: Manufacturer: Linux 4.6.0-rc5 xhci-hcd >>> usb usb4: SerialNumber: xhci-hcd.0.auto >>> hub 4-0:1.0: USB hub found >>> hub 4-0:1.0: 1 port detected >>> usbcore: registered new interface driver usb-storage >>> >>> The problem now is when I insert a pendrive nothing really happens, not sure why >>> exactly. >>> >>> Could you give me an hint? >> >> Do you get any interrupts at all ? When a pen drive is attached, XHCI >> should interrupt and it should see a port status change. Check >> /proc/interrupts before and after connecting this pendrive of yours. >> > > Thanks for the help, I will give an update on this. cool, glad to help. -- balbi
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