diff options
| author | Mathias Nyman <mathias.nyman@linux.intel.com> | 2021-01-29 16:00:25 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-01-29 16:16:50 +0300 |
| commit | c089cadaa0dfb3a02c848197ef9106a04d445604 (patch) | |
| tree | b69ea86a4762dc91dce9f4f8f52c76c29be51a62 /drivers/usb/host | |
| parent | 42f2890aa998d14a4b406644486d8e246bc1e4b2 (diff) | |
| download | linux-c089cadaa0dfb3a02c848197ef9106a04d445604.tar.xz | |
xhci: remove xhci_stream_id_to_ring() helper
The one case that used this function can use the
xhci_triad_to_transfer_ring() helper instead.
Avoid having several functions doing basically the same thing.
Signed-off-by: Mathias Nyman <mathias.nyman@linux.intel.com>
Link: https://lore.kernel.org/r/20210129130044.206855-9-mathias.nyman@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 17 | ||||
| -rw-r--r-- | drivers/usb/host/xhci-ring.c | 3 | ||||
| -rw-r--r-- | drivers/usb/host/xhci.h | 4 |
3 files changed, 2 insertions, 22 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index c136ca0502e3..f2c4ee7c4786 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -592,23 +592,6 @@ struct xhci_ring *xhci_dma_to_transfer_ring( return ep->ring; } -struct xhci_ring *xhci_stream_id_to_ring( - struct xhci_virt_device *dev, - unsigned int ep_index, - unsigned int stream_id) -{ - struct xhci_virt_ep *ep = &dev->eps[ep_index]; - - if (stream_id == 0) - return ep->ring; - if (!ep->stream_info) - return NULL; - - if (stream_id >= ep->stream_info->num_streams) - return NULL; - return ep->stream_info->stream_rings[stream_id]; -} - /* * Change an endpoint's internal structure so it supports stream IDs. The * number of requested streams includes stream 0, which cannot be used by device diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c index 4cc1dc580ec6..54fcb907b2ba 100644 --- a/drivers/usb/host/xhci-ring.c +++ b/drivers/usb/host/xhci-ring.c @@ -3042,7 +3042,8 @@ static int prepare_transfer(struct xhci_hcd *xhci, struct xhci_ring *ep_ring; struct xhci_ep_ctx *ep_ctx = xhci_get_ep_ctx(xhci, xdev->out_ctx, ep_index); - ep_ring = xhci_stream_id_to_ring(xdev, ep_index, stream_id); + ep_ring = xhci_triad_to_transfer_ring(xhci, xdev->slot_id, ep_index, + stream_id); if (!ep_ring) { xhci_dbg(xhci, "Can't prepare ring for bad stream ID %u\n", stream_id); diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h index a9862f1083ad..d8a84455aabf 100644 --- a/drivers/usb/host/xhci.h +++ b/drivers/usb/host/xhci.h @@ -2050,10 +2050,6 @@ void xhci_free_device_endpoint_resources(struct xhci_hcd *xhci, struct xhci_ring *xhci_dma_to_transfer_ring( struct xhci_virt_ep *ep, u64 address); -struct xhci_ring *xhci_stream_id_to_ring( - struct xhci_virt_device *dev, - unsigned int ep_index, - unsigned int stream_id); struct xhci_command *xhci_alloc_command(struct xhci_hcd *xhci, bool allocate_completion, gfp_t mem_flags); struct xhci_command *xhci_alloc_command_with_ctx(struct xhci_hcd *xhci, |