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xhci: add & use xhci_kick_epctx() 

xhci_kick_epctx is a xhci_kick_ep variant which takes an XHCIEPContext
as input instead of slotid and epid.  So in case we have a XHCIEPContext
at hand at the callsite we can just pass it directly.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
Message-id: 1474965172-30321-7-git-send-email-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2016-09-27 10:32:50 +02:00
parent 5612564ea9
commit 3a533ee8fd
1 changed files with 26 additions and 17 deletions
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43
hw/usb/hcd-xhci.c
View File

@ -509,6 +509,7 @@ enum xhci_flags {
static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid,
unsigned int epid, unsigned int streamid);
static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid);
static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid,
unsigned int epid);
static void xhci_xfer_report(XHCITransfer *xfer);
@ -1362,7 +1363,7 @@ static void xhci_set_ep_state(XHCIState *xhci, XHCIEPContext *epctx,
static void xhci_ep_kick_timer(void *opaque)
{
XHCIEPContext *epctx = opaque;
xhci_kick_ep(epctx->xhci, epctx->slotid, epctx->epid, 0);
xhci_kick_epctx(epctx, 0);
}
static XHCIEPContext *xhci_alloc_epctx(XHCIState *xhci,
@ -2008,7 +2009,7 @@ static int xhci_fire_ctl_transfer(XHCIState *xhci, XHCITransfer *xfer)
xhci_complete_packet(xfer);
if (!xfer->running_async && !xfer->running_retry) {
xhci_kick_ep(xhci, xfer->slotid, xfer->epid, 0);
xhci_kick_epctx(xfer->epctx, 0);
}
return 0;
}
@ -2112,7 +2113,7 @@ static int xhci_submit(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext *epctx
xhci_complete_packet(xfer);
if (!xfer->running_async && !xfer->running_retry) {
xhci_kick_ep(xhci, xfer->slotid, xfer->epid, xfer->streamid);
xhci_kick_epctx(xfer->epctx, xfer->streamid);
}
return 0;
}
@ -2126,16 +2127,8 @@ static int xhci_fire_transfer(XHCIState *xhci, XHCITransfer *xfer, XHCIEPContext
static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid,
unsigned int epid, unsigned int streamid)
{
XHCIStreamContext *stctx;
XHCIEPContext *epctx;
XHCITransfer *xfer;
XHCIRing *ring;
USBEndpoint *ep = NULL;
uint64_t mfindex;
int length;
int i;
trace_usb_xhci_ep_kick(slotid, epid, streamid);
assert(slotid >= 1 && slotid <= xhci->numslots);
assert(epid >= 1 && epid <= 31);
@ -2150,11 +2143,27 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid,
return;
}
xhci_kick_epctx(epctx, streamid);
}
static void xhci_kick_epctx(XHCIEPContext *epctx, unsigned int streamid)
{
XHCIState *xhci = epctx->xhci;
XHCIStreamContext *stctx;
XHCITransfer *xfer;
XHCIRing *ring;
USBEndpoint *ep = NULL;
uint64_t mfindex;
int length;
int i;
trace_usb_xhci_ep_kick(epctx->slotid, epctx->epid, streamid);
/* If the device has been detached, but the guest has not noticed this
yet the 2 above checks will succeed, but we must NOT continue */
if (!xhci->slots[slotid - 1].uport ||
!xhci->slots[slotid - 1].uport->dev ||
!xhci->slots[slotid - 1].uport->dev->attached) {
if (!xhci->slots[epctx->slotid - 1].uport ||
!xhci->slots[epctx->slotid - 1].uport->dev ||
!xhci->slots[epctx->slotid - 1].uport->dev->attached) {
return;
}
@ -2235,7 +2244,7 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid,
}
xfer->streamid = streamid;
if (epid == 1) {
if (epctx->epid == 1) {
xhci_fire_ctl_transfer(xhci, xfer);
} else {
xhci_fire_transfer(xhci, xfer, epctx);
@ -2255,7 +2264,7 @@ static void xhci_kick_ep(XHCIState *xhci, unsigned int slotid,
}
}
ep = xhci_epid_to_usbep(xhci, slotid, epid);
ep = xhci_epid_to_usbep(xhci, epctx->slotid, epctx->epid);
if (ep) {
usb_device_flush_ep_queue(ep->dev, ep);
}
@ -3486,7 +3495,7 @@ static void xhci_complete(USBPort *port, USBPacket *packet)
return;
}
xhci_complete_packet(xfer);
xhci_kick_ep(xfer->epctx->xhci, xfer->slotid, xfer->epid, xfer->streamid);
xhci_kick_epctx(xfer->epctx, xfer->streamid);
if (xfer->complete) {
xhci_ep_free_xfer(xfer);
}