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| author | Mathias Nyman <mathias.nyman@linux.intel.com> | 2020-07-23 17:45:17 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-07-23 18:05:27 +0300 |
| commit | a1f6376df494c2f96530c8f294b7a31053425cff (patch) | |
| tree | b752faeb3b3abae236d5a9dcc6b275d11302c7e0 /drivers/usb/host/xhci-dbgcap.c | |
| parent | 903089b7b9d85096f06bee3ee5715fe85b4e8651 (diff) | |
| download | linux-a1f6376df494c2f96530c8f294b7a31053425cff.tar.xz | |
xhci: dbc: Pass dbc pointer to dbc_handle_xfer_event() instead of xhci_hcd pointer
The event handling function only used xhci pointer to get the dbc pointer.
Pass the dbc pointer instead as a parameter
No functional changes
This change helps decoupling xhci and DbC
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20200723144530.9992-15-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host/xhci-dbgcap.c')
| -rw-r--r-- | drivers/usb/host/xhci-dbgcap.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/usb/host/xhci-dbgcap.c b/drivers/usb/host/xhci-dbgcap.c index 7dce1e094364..1c53fdc791a4 100644 --- a/drivers/usb/host/xhci-dbgcap.c +++ b/drivers/usb/host/xhci-dbgcap.c @@ -579,7 +579,7 @@ dbc_handle_port_status(struct xhci_dbc *dbc, union xhci_trb *event) writel(portsc & ~DBC_PORTSC_RESET_CHANGE, &dbc->regs->portsc); } -static void dbc_handle_xfer_event(struct xhci_hcd *xhci, union xhci_trb *event) +static void dbc_handle_xfer_event(struct xhci_dbc *dbc, union xhci_trb *event) { struct dbc_ep *dep; struct xhci_ring *ring; @@ -588,7 +588,6 @@ static void dbc_handle_xfer_event(struct xhci_hcd *xhci, union xhci_trb *event) u32 comp_code; size_t remain_length; struct dbc_request *req = NULL, *r; - struct xhci_dbc *dbc = xhci->dbc; comp_code = GET_COMP_CODE(le32_to_cpu(event->generic.field[2])); remain_length = EVENT_TRB_LEN(le32_to_cpu(event->generic.field[2])); @@ -654,7 +653,6 @@ static enum evtreturn xhci_dbc_do_handle_events(struct xhci_dbc *dbc) struct dbc_ep *dep; union xhci_trb *evt; u32 ctrl, portsc; - struct xhci_hcd *xhci = dbc->xhci; bool update_erdp = false; /* DbC state machine: */ @@ -763,7 +761,7 @@ static enum evtreturn xhci_dbc_do_handle_events(struct xhci_dbc *dbc) dbc_handle_port_status(dbc, evt); break; case TRB_TYPE(TRB_TRANSFER): - dbc_handle_xfer_event(xhci, evt); + dbc_handle_xfer_event(dbc, evt); break; default: break; |