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drivers: usb_dc_mcux_ehci: fix style, rework usb_dc_attach

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Fix style, rework usb_dc_attach.

Signed-off-by: Johann Fischer <j.fischer@phytec.de>
This commit is contained in:
Johann Fischer 2019-12-02 17:25:38 +01:00 • committed by Carles Cufí
commit 6116a0388b
1 changed files with 19 additions and 7 deletions
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26
drivers/usb/device/usb_dc_mcux_ehci.c
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@ -62,7 +62,8 @@ static const usb_device_controller_interface_struct_t ehci_iface = {
int usb_dc_reset(void)
{
if (dev_data.controllerHandle != NULL) {
dev_data.interface->deviceControl(dev_data.controllerHandle, kUSB_DeviceControlStop, NULL);
dev_data.interface->deviceControl(dev_data.controllerHandle,
kUSB_DeviceControlStop, NULL);
dev_data.interface->deviceDeinit(dev_data.controllerHandle);
dev_data.controllerHandle = NULL;
}
@ -72,23 +73,34 @@ int usb_dc_reset(void)
int usb_dc_attach(void)
{
usb_status_t status;
dev_data.eps = &s_ep_ctrl[0];
if (dev_data.attached) {
LOG_WRN("already attached");
LOG_WRN("Already attached");
return 0;
}
dev_data.interface = &ehci_iface;
if (kStatus_USB_Success != dev_data.interface->deviceInit(CONTROLLER_ID, &dev_data, &dev_data.controllerHandle)) {
return -EINVAL;
status = dev_data.interface->deviceInit(CONTROLLER_ID, &dev_data,
&dev_data.controllerHandle);
if (kStatus_USB_Success != status) {
return -EIO;
}
/* Connect and enable USB interrupt */
IRQ_CONNECT(DT_USBD_MCUX_EHCI_IRQ, DT_USBD_MCUX_EHCI_IRQ_PRI,
usb_isr_handler, 0, 0);
irq_enable(DT_USBD_MCUX_EHCI_IRQ);
dev_data.attached = 1;
LOG_DBG("attached");
dev_data.interface->deviceControl(dev_data.controllerHandle, kUSB_DeviceControlRun, NULL);
dev_data.attached = true;
status = dev_data.interface->deviceControl(dev_data.controllerHandle,
kUSB_DeviceControlRun, NULL);
if (kStatus_USB_Success != status) {
return -EIO;
}
LOG_DBG("Attached");
return 0;
}