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xhci: cleanup finish_td() skip option 

finish_td() could be called with a skip option to bypass most of the
function and only call xhci_td_cleanup() at the end.

Remove this skip option and call xhci_td_cleanup() directly instead
when needed

No functional changes

Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Mathias Nyman 2017-06-15 11:55:48 +03:00 committed by Greg Kroah-Hartman
parent d36374fdfb
commit 3134bc9c52
1 changed files with 5 additions and 9 deletions
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14
drivers/usb/host/xhci-ring.c
View File

@ -1928,7 +1928,7 @@ static int xhci_td_cleanup(struct xhci_hcd *xhci, struct xhci_td *td,
static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td, static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td,
union xhci_trb *ep_trb, struct xhci_transfer_event *event, union xhci_trb *ep_trb, struct xhci_transfer_event *event,
struct xhci_virt_ep *ep, int *status, bool skip) struct xhci_virt_ep *ep, int *status)
{ {
struct xhci_virt_device *xdev; struct xhci_virt_device *xdev;
struct xhci_ep_ctx *ep_ctx; struct xhci_ep_ctx *ep_ctx;
@ -1944,9 +1944,6 @@ static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td,
ep_ctx = xhci_get_ep_ctx(xhci, xdev->out_ctx, ep_index); ep_ctx = xhci_get_ep_ctx(xhci, xdev->out_ctx, ep_index);
trb_comp_code = GET_COMP_CODE(le32_to_cpu(event->transfer_len)); trb_comp_code = GET_COMP_CODE(le32_to_cpu(event->transfer_len));
if (skip)
goto td_cleanup;
if (trb_comp_code == COMP_STOPPED_LENGTH_INVALID || if (trb_comp_code == COMP_STOPPED_LENGTH_INVALID ||
trb_comp_code == COMP_STOPPED || trb_comp_code == COMP_STOPPED ||
trb_comp_code == COMP_STOPPED_SHORT_PACKET) { trb_comp_code == COMP_STOPPED_SHORT_PACKET) {
@ -1974,7 +1971,6 @@ static int finish_td(struct xhci_hcd *xhci, struct xhci_td *td,
inc_deq(xhci, ep_ring); inc_deq(xhci, ep_ring);
} }
td_cleanup:
return xhci_td_cleanup(xhci, td, ep_ring, status); return xhci_td_cleanup(xhci, td, ep_ring, status);
} }
@ -2094,7 +2090,7 @@ static int process_ctrl_td(struct xhci_hcd *xhci, struct xhci_td *td,
td->urb->actual_length = requested; td->urb->actual_length = requested;
finish_td: finish_td:
return finish_td(xhci, td, ep_trb, event, ep, status, false); return finish_td(xhci, td, ep_trb, event, ep, status);
} }
/* /*
@ -2181,7 +2177,7 @@ static int process_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td,
td->urb->actual_length += frame->actual_length; td->urb->actual_length += frame->actual_length;
return finish_td(xhci, td, ep_trb, event, ep, status, false); return finish_td(xhci, td, ep_trb, event, ep, status);
} }
static int skip_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td, static int skip_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td,
@ -2209,7 +2205,7 @@ static int skip_isoc_td(struct xhci_hcd *xhci, struct xhci_td *td,
inc_deq(xhci, ep_ring); inc_deq(xhci, ep_ring);
inc_deq(xhci, ep_ring); inc_deq(xhci, ep_ring);
return finish_td(xhci, td, NULL, event, ep, status, true); return xhci_td_cleanup(xhci, td, ep_ring, status);
} }
/* /*
@ -2271,7 +2267,7 @@ finish_td:
remaining); remaining);
td->urb->actual_length = 0; td->urb->actual_length = 0;
} }
return finish_td(xhci, td, ep_trb, event, ep, status, false); return finish_td(xhci, td, ep_trb, event, ep, status);
} }
/* /*