Re: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

On 07/03/2019 09:06, Pawel Laszczak wrote: > Hi, > >> Hi, >> >> On 21/02/2019 09:14, Felipe Balbi wrote: >>> >>> Hi, >>> >>> (please break your emails at 80-columns) >>> >>> Pawel Laszczak writes: >> One more thing. Workaround has implemented algorithm that decide for >> which >>

RE: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

Hi, >Hi, > >On 21/02/2019 09:14, Felipe Balbi wrote: >> >> Hi, >> >> (please break your emails at 80-columns) >> >> Pawel Laszczak writes: > One more thing. Workaround has implemented algorithm that decide for which > endpoint it should be enabled. e.g for composite device MSC+NCM+ACM

Re: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

Hi, On 21/02/2019 09:14, Felipe Balbi wrote: > > Hi, > > (please break your emails at 80-columns) > > Pawel Laszczak writes: One more thing. Workaround has implemented algorithm that decide for which endpoint it should be enabled. e.g for composite device MSC+NCM+ACM it should

RE: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

Hi, (please break your emails at 80-columns) Pawel Laszczak writes: >>> One more thing. Workaround has implemented algorithm that decide for which >>> endpoint it should be enabled. e.g for composite device MSC+NCM+ACM it >>> should work only for ACM OUT endpoint. >>> >> >>If ACM driver

RE: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

> >On 20/02/2019 13:18, Pawel Laszczak wrote: >> Hi Roger. >>> >>> On 14/02/2019 21:45, Pawel Laszczak wrote: Controller for OUT endpoints has shared on-chip buffers for all incoming packets, including ep0out. It's FIFO buffer, so packets must be handle by DMA in correct order. If

Re: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

Pawel, On 20/02/2019 13:18, Pawel Laszczak wrote: > Hi Roger. >> >> On 14/02/2019 21:45, Pawel Laszczak wrote: >>> Controller for OUT endpoints has shared on-chip buffers for all incoming >>> packets, including ep0out. It's FIFO buffer, so packets must be handle >>> by DMA in correct order. If

RE: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

Hi Roger. > >On 14/02/2019 21:45, Pawel Laszczak wrote: >> Controller for OUT endpoints has shared on-chip buffers for all incoming >> packets, including ep0out. It's FIFO buffer, so packets must be handle >> by DMA in correct order. If the first packet in the buffer will not be >> handled, then

Re: [PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

Pawel, On 14/02/2019 21:45, Pawel Laszczak wrote: > Controller for OUT endpoints has shared on-chip buffers for all incoming > packets, including ep0out. It's FIFO buffer, so packets must be handle > by DMA in correct order. If the first packet in the buffer will not be > handled, then the

[PATCH v4 6/6] usb:cdns3 Fix for stuck packets in on-chip OUT buffer.

Controller for OUT endpoints has shared on-chip buffers for all incoming packets, including ep0out. It's FIFO buffer, so packets must be handle by DMA in correct order. If the first packet in the buffer will not be handled, then the following packets directed for other endpoints and functions will