John Youn <John.Youn@xxxxxxxxxxxx> writes: > On 5/30/2016 4:46 AM, Felipe Balbi wrote: >> We don't need this IRQ anymore. >> >> Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> >> --- >> drivers/usb/dwc3/gadget.c | 6 ++++-- >> 1 file changed, 4 insertions(+), 2 deletions(-) >> >> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c >> index 7a0c787cecdd..613dde9fb538 100644 >> --- a/drivers/usb/dwc3/gadget.c >> +++ b/drivers/usb/dwc3/gadget.c >> @@ -463,8 +463,10 @@ static int dwc3_gadget_set_ep_config(struct dwc3 *dwc, struct dwc3_ep *dep, >> params.param2 |= dep->saved_state; >> } >> >> - params.param1 = DWC3_DEPCFG_XFER_COMPLETE_EN >> - | DWC3_DEPCFG_XFER_NOT_READY_EN; >> + params.param1 = DWC3_DEPCFG_XFER_COMPLETE_EN; >> + >> + if (dep->number <= 1) >> + params.param1 |= DWC3_DEPCFG_XFER_NOT_READY_EN; >> >> if (usb_ss_max_streams(comp_desc) && usb_endpoint_xfer_bulk(desc)) { >> params.param1 |= DWC3_DEPCFG_STREAM_CAPABLE >> > > Still needed for ISOC too. indeed. Here's updated version: 8<-------------------------------------------------------------------- commit 8edf6e7f68878d31fda351981acac01097712f49 Author: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> Date: Mon May 30 13:40:00 2016 +0300 usb: dwc3: gadget: disable XFER_NOT_READY We don't need this IRQ anymore for interrupt or bulk endpoints. Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index d16290457a8d..8673874de191 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -463,8 +463,10 @@ static int dwc3_gadget_set_ep_config(struct dwc3 *dwc, struct dwc3_ep *dep, params.param2 |= dep->saved_state; } - params.param1 = DWC3_DEPCFG_XFER_COMPLETE_EN - | DWC3_DEPCFG_XFER_NOT_READY_EN; + params.param1 = DWC3_DEPCFG_XFER_COMPLETE_EN; + + if (dep->number <= 1 || usb_endpoint_xfer_isoc(desc)) + params.param1 |= DWC3_DEPCFG_XFER_NOT_READY_EN; if (usb_ss_max_streams(comp_desc) && usb_endpoint_xfer_bulk(desc)) { params.param1 |= DWC3_DEPCFG_STREAM_CAPABLE -- balbi
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