From 789451f6c698282d0745f265bde47173c9372867 Mon Sep 17 00:00:00 2001 From: Felipe Balbi Date: Thu, 5 May 2011 15:53:10 +0300 Subject: usb: dwc3: calculate the number of endpoints hwparams2 holds the number of endpoints which were selected during RTL generation, we can use that on our driver. Signed-off-by: Felipe Balbi --- drivers/usb/dwc3/core.c | 13 +++++++++++++ 1 file changed, 13 insertions(+) (limited to 'drivers/usb/dwc3/core.c') diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c index c6a46e0..66c0572 100644 --- a/drivers/usb/dwc3/core.c +++ b/drivers/usb/dwc3/core.c @@ -260,6 +260,17 @@ static void dwc3_event_buffers_cleanup(struct dwc3 *dwc) } } +static void dwc3_core_num_eps(struct dwc3 *dwc) +{ + struct dwc3_hwparams *parms = &dwc->hwparams; + + dwc->num_in_eps = DWC3_NUM_IN_EPS(parms); + dwc->num_out_eps = DWC3_NUM_EPS(parms) - dwc->num_in_eps; + + dev_vdbg(dwc->dev, "found %d IN and %d OUT endpoints\n", + dwc->num_in_eps, dwc->num_out_eps); +} + static void dwc3_cache_hwparams(struct dwc3 *dwc) { struct dwc3_hwparams *parms = &dwc->hwparams; @@ -336,6 +347,8 @@ static int dwc3_core_init(struct dwc3 *dwc) if (dwc->revision < DWC3_REVISION_190A) reg |= DWC3_GCTL_U2RSTECN; + dwc3_core_num_eps(dwc); + dwc3_writel(dwc->regs, DWC3_GCTL, reg); return 0; -- cgit v1.1