diff options
| author | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-09-28 13:39:22 +0300 |
|---|---|---|
| committer | Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-11-03 10:38:21 +0200 |
| commit | dcf5228c1c78c217eedade8455e20af32d359e00 (patch) | |
| tree | 66ac051a234381829682c2521a76010448064391 /drivers/usb/host | |
| parent | e3b89080f2c50936a9f6eccedb1e07e293777f0a (diff) | |
| download | linux-dcf5228c1c78c217eedade8455e20af32d359e00.tar.gz linux-dcf5228c1c78c217eedade8455e20af32d359e00.tar.bz2 linux-dcf5228c1c78c217eedade8455e20af32d359e00.zip | |
usb: host: xhci: make use of new usb_endpoint_maxp_mult()
We have introduced a helper to calculate multiplier
value from wMaxPacketSize. Start using it.
Cc: Mathias Nyman <mathias.nyman@intel.com>
Cc: <linux-usb@vger.kernel.org>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/host')
| -rw-r--r-- | drivers/usb/host/xhci-mem.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c index 6afe32381209..679672da58ed 100644 --- a/drivers/usb/host/xhci-mem.c +++ b/drivers/usb/host/xhci-mem.c @@ -1370,7 +1370,7 @@ static u32 xhci_get_endpoint_max_burst(struct usb_device *udev, if (udev->speed == USB_SPEED_HIGH && (usb_endpoint_xfer_isoc(&ep->desc) || usb_endpoint_xfer_int(&ep->desc))) - return (usb_endpoint_maxp(&ep->desc) & 0x1800) >> 11; + return usb_endpoint_maxp_mult(&ep->desc) - 1; return 0; } @@ -1416,9 +1416,9 @@ static u32 xhci_get_max_esit_payload(struct usb_device *udev, return le16_to_cpu(ep->ss_ep_comp.wBytesPerInterval); max_packet = GET_MAX_PACKET(usb_endpoint_maxp(&ep->desc)); - max_burst = (usb_endpoint_maxp(&ep->desc) & 0x1800) >> 11; + max_burst = usb_endpoint_maxp_mult(&ep->desc); /* A 0 in max burst means 1 transfer per ESIT */ - return max_packet * (max_burst + 1); + return max_packet * max_burst; } /* Set up an endpoint with one ring segment. Do not allocate stream rings. |