diff options
| author | Mian Yousaf Kaukab <yousaf.kaukab@intel.com> | 2015-01-09 15:38:56 +0300 |
|---|---|---|
| committer | Felipe Balbi <balbi@ti.com> | 2015-01-13 00:33:54 +0300 |
| commit | 5f2196bd7c72cbead9d47da32816dd69a06b692e (patch) | |
| tree | 071db758277715128dcefb86dc560aedd3795d6c /drivers/usb/dwc2/gadget.c | |
| parent | 364f8e933869699167db935e13b41b1d92ab369d (diff) | |
| download | linux-5f2196bd7c72cbead9d47da32816dd69a06b692e.tar.xz | |
usb: dwc2: gadget: consider all tx fifos
When matching tx fifo to endpoint, consider all fifos instead of
hard limiting to 8
Moreover, print error in case no fifo could be found.
Tested-by: Robert Baldyga <r.baldyga@samsung.com>
Acked-by: Paul Zimmerman <paulz@synopsys.com>
Signed-off-by: Mian Yousaf Kaukab <yousaf.kaukab@intel.com>
Signed-off-by: Felipe Balbi <balbi@ti.com>
Diffstat (limited to 'drivers/usb/dwc2/gadget.c')
| -rw-r--r-- | drivers/usb/dwc2/gadget.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/usb/dwc2/gadget.c b/drivers/usb/dwc2/gadget.c index 7dfda954aba1..cd8880d6be53 100644 --- a/drivers/usb/dwc2/gadget.c +++ b/drivers/usb/dwc2/gadget.c @@ -2540,7 +2540,7 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep, */ if (dir_in && hsotg->dedicated_fifos) { size = hs_ep->ep.maxpacket*hs_ep->mc; - for (i = 1; i <= 8; ++i) { + for (i = 1; i < hsotg->num_of_eps; ++i) { if (hsotg->fifo_map & (1<<i)) continue; val = readl(hsotg->regs + DPTXFSIZN(i)); @@ -2554,7 +2554,9 @@ static int s3c_hsotg_ep_enable(struct usb_ep *ep, hs_ep->fifo_size = val; break; } - if (i == 8) { + if (i == hsotg->num_of_eps) { + dev_err(hsotg->dev, + "%s: No suitable fifo found\n", __func__); ret = -ENOMEM; goto error; } |