Differential D26064 Diff 75948 head/sys/dev/usb/controller/xhci.c

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head/sys/dev/usb/controller/xhci.c

Show First 20 Lines • Show All 3,802 Lines • ▼ Show 20 Lines	alloc_dma_set:
xfer->td_start[xfer->flags_int.curr_dma_set] = last_obj;		xfer->td_start[xfer->flags_int.curr_dma_set] = last_obj;

if (!xfer->flags_int.curr_dma_set) {		if (!xfer->flags_int.curr_dma_set) {
xfer->flags_int.curr_dma_set = 1;		xfer->flags_int.curr_dma_set = 1;
goto alloc_dma_set;		goto alloc_dma_set;
}		}
}		}

		static uint8_t
		xhci_get_endpoint_state(struct usb_device *udev, uint8_t epno)
		{
		struct xhci_softc *sc = XHCI_BUS2SC(udev->bus);
		struct usb_page_search buf_dev;
		struct xhci_hw_dev *hdev;
		struct xhci_dev_ctx *pdev;
		uint32_t temp;

		MPASS(epno != 0);

		hdev = &sc->sc_hw.devs[udev->controller_slot_id];

		usbd_get_page(&hdev->device_pc, 0, &buf_dev);
		pdev = buf_dev.buffer;
		usb_pc_cpu_invalidate(&hdev->device_pc);

		temp = xhci_ctx_get_le32(sc, &pdev->ctx_ep[epno - 1].dwEpCtx0);

		return (XHCI_EPCTX_0_EPSTATE_GET(temp));
		}

static usb_error_t		static usb_error_t
xhci_configure_reset_endpoint(struct usb_xfer *xfer)		xhci_configure_reset_endpoint(struct usb_xfer *xfer)
{		{
struct xhci_softc *sc = XHCI_BUS2SC(xfer->xroot->bus);		struct xhci_softc *sc = XHCI_BUS2SC(xfer->xroot->bus);
struct usb_page_search buf_inp;		struct usb_page_search buf_inp;
struct usb_device *udev;		struct usb_device *udev;
struct xhci_endpoint_ext *pepext;		struct xhci_endpoint_ext *pepext;
struct usb_endpoint_descriptor *edesc;		struct usb_endpoint_descriptor *edesc;
Show All 37 Lines	if (err != 0) {
XHCI_CMD_UNLOCK(sc);		XHCI_CMD_UNLOCK(sc);
return (err);		return (err);
}		}

/*		/*
* Get the endpoint into the stopped state according to the		* Get the endpoint into the stopped state according to the
* endpoint context state diagram in the XHCI specification:		* endpoint context state diagram in the XHCI specification:
*/		*/
		switch (xhci_get_endpoint_state(udev, epno)) {
err = xhci_cmd_stop_ep(sc, 0, epno, index);		case XHCI_EPCTX_0_EPSTATE_STOPPED:
		break;
if (err != 0)		case XHCI_EPCTX_0_EPSTATE_HALTED:
DPRINTF("Could not stop endpoint %u\n", epno);

err = xhci_cmd_reset_ep(sc, 0, epno, index);		err = xhci_cmd_reset_ep(sc, 0, epno, index);

if (err != 0)		if (err != 0)
DPRINTF("Could not reset endpoint %u\n", epno);		DPRINTF("Could not reset endpoint %u\n", epno);
		break;
		default:
		err = xhci_cmd_stop_ep(sc, 0, epno, index);
		if (err != 0)
		DPRINTF("Could not stop endpoint %u\n", epno);
		break;
		}

err = xhci_cmd_set_tr_dequeue_ptr(sc,		err = xhci_cmd_set_tr_dequeue_ptr(sc,
(pepext->physaddr + (stream_id * sizeof(struct xhci_trb) *		(pepext->physaddr + (stream_id * sizeof(struct xhci_trb) *
XHCI_MAX_TRANSFERS)) \| XHCI_EPCTX_2_DCS_SET(1),		XHCI_MAX_TRANSFERS)) \| XHCI_EPCTX_2_DCS_SET(1),
stream_id, epno, index);		stream_id, epno, index);

if (err != 0)		if (err != 0)
DPRINTF("Could not set dequeue ptr for endpoint %u\n", epno);		DPRINTF("Could not set dequeue ptr for endpoint %u\n", epno);
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