diff options
| author |   Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com> | 2016-08-22 17:48:27 +0900 |
|---|---|---|
| committer |   Felipe Balbi <felipe.balbi@linux.intel.com> | 2016-08-31 10:06:03 +0300 |
| commit | c4824f11fe07835c63209fb035f03f8f82e12827 (patch) | |
| tree | efe725b0f5ff5afe300efd89934e20ba307135ac /drivers/usb/gadget/function/f_ncm.c | |
| parent | usb: gadget: u_ether: add a flag to avoid skb_reserve() calling (diff) | |
| download | linux-dev-c4824f11fe07835c63209fb035f03f8f82e12827.tar.xz linux-dev-c4824f11fe07835c63209fb035f03f8f82e12827.zip | |
usb: gadget: f_ncm: add support for no_skb_reserve
This patch adds to support no_skb_reserve function to improve
performance for some platforms. About the detail, please refer to
the commit log of "quirk_avoids_skb_reserve" in
include/linux/usb/gadget.h.
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
Diffstat (limited to 'drivers/usb/gadget/function/f_ncm.c')
| -rw-r--r-- | drivers/usb/gadget/function/f_ncm.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/gadget/function/f_ncm.c b/drivers/usb/gadget/function/f_ncm.c index 08cff495195f..639603722709 100644 --- a/drivers/usb/gadget/function/f_ncm.c +++ b/drivers/usb/gadget/function/f_ncm.c @@ -924,6 +924,8 @@ static int ncm_set_alt(struct usb_function *f, unsigned intf, unsigned alt) */ ncm->port.is_zlp_ok = gadget_is_zlp_supported(cdev->gadget); + ncm->port.no_skb_reserve = + gadget_avoids_skb_reserve(cdev->gadget); ncm->port.cdc_filter = DEFAULT_FILTER; DBG(cdev, "activate ncm\n"); net = gether_connect(&ncm->port); |