diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/usb/dwc3/ep0.c | 31 |
1 files changed, 9 insertions, 22 deletions
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c index b66d96905728..e058961a547c 100644 --- a/drivers/usb/dwc3/ep0.c +++ b/drivers/usb/dwc3/ep0.c @@ -421,7 +421,6 @@ static int dwc3_ep0_handle_feature(struct dwc3 *dwc, static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl) { - int ret = 0; u32 addr; u32 reg; @@ -429,29 +428,17 @@ static int dwc3_ep0_set_address(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl) if (addr > 127) return -EINVAL; - switch (dwc->dev_state) { - case DWC3_DEFAULT_STATE: - case DWC3_ADDRESS_STATE: - /* - * Not sure if we should program DevAddr now or later - */ - reg = dwc3_readl(dwc->regs, DWC3_DCFG); - reg &= ~(DWC3_DCFG_DEVADDR_MASK); - reg |= DWC3_DCFG_DEVADDR(addr); - dwc3_writel(dwc->regs, DWC3_DCFG, reg); - - if (addr) - dwc->dev_state = DWC3_ADDRESS_STATE; - else - dwc->dev_state = DWC3_DEFAULT_STATE; - break; + reg = dwc3_readl(dwc->regs, DWC3_DCFG); + reg &= ~(DWC3_DCFG_DEVADDR_MASK); + reg |= DWC3_DCFG_DEVADDR(addr); + dwc3_writel(dwc->regs, DWC3_DCFG, reg); - case DWC3_CONFIGURED_STATE: - ret = -EINVAL; - break; - } + if (addr) + dwc->dev_state = DWC3_ADDRESS_STATE; + else + dwc->dev_state = DWC3_DEFAULT_STATE; - return ret; + return 0; } static int dwc3_ep0_delegate_req(struct dwc3 *dwc, struct usb_ctrlrequest *ctrl) |