Files
luban-lite/packages/third-party/cherryusb/class/template/usbh_xxx.c
刘可亮 564e22b32f v0.7.5
2023-08-28 09:48:01 +08:00

94 lines
2.5 KiB
C

#include "usbh_core.h"
#include "usbh_xxx.h"
#define DEV_FORMAT "/dev/xxx"
static int usbh_xxx_connect(struct usbh_hubport *hport, uint8_t intf)
{
struct usbh_endpoint_cfg ep_cfg = { 0 };
struct usb_endpoint_descriptor *ep_desc;
int ret;
struct usbh_xxx *xxx_class = usb_malloc(sizeof(struct usbh_xxx));
if (xxx_class == NULL) {
USB_LOG_ERR("Fail to alloc xxx_class\r\n");
return -ENOMEM;
}
memset(xxx_class, 0, sizeof(struct usbh_xxx));
xxx_class->hport = hport;
xxx_class->intf = intf;
hport->config.intf[intf].priv = xxx_class;
strncpy(hport->config.intf[intf].devname, DEV_FORMAT, CONFIG_USBHOST_DEV_NAMELEN);
for (uint8_t i = 0; i < hport->config.intf[intf + 1].intf_desc.bNumEndpoints; i++) {
ep_desc = &hport->config.intf[intf + 1].ep[i].ep_desc;
ep_cfg.ep_addr = ep_desc->bEndpointAddress;
ep_cfg.ep_type = ep_desc->bmAttributes & USB_ENDPOINT_TYPE_MASK;
ep_cfg.ep_mps = ep_desc->wMaxPacketSize;
ep_cfg.ep_interval = ep_desc->bInterval;
ep_cfg.hport = hport;
if (ep_desc->bEndpointAddress & 0x80) {
usbh_ep_alloc(&rndis_class->bulkin, &ep_cfg);
} else {
usbh_ep_alloc(&rndis_class->bulkout, &ep_cfg);
}
}
return ret;
}
static int usbh_xxx_disconnect(struct usbh_hubport *hport, uint8_t intf)
{
int ret = 0;
struct usbh_xxx *xxx_class = (struct usbh_xxx *)hport->config.intf[intf].priv;
if (xxx_class) {
if (xxx_class->bulkin) {
ret = usb_ep_cancel(xxx_class->bulkin);
if (ret < 0) {
}
usbh_ep_free(xxx_class->bulkin);
}
if (xxx_class->bulkout) {
ret = usb_ep_cancel(xxx_class->bulkout);
if (ret < 0) {
}
usbh_ep_free(xxx_class->bulkout);
}
usb_free(xxx_class);
USB_LOG_INFO("Unregister xxx Class:%s\r\n", hport->config.intf[intf].devname);
memset(hport->config.intf[intf].devname, 0, CONFIG_USBHOST_DEV_NAMELEN);
hport->config.intf[intf].priv = NULL;
}
return ret;
}
static const struct usbh_class_driver xxx_class_driver = {
.driver_name = "xxx",
.connect = usbh_xxx_connect,
.disconnect = usbh_xxx_disconnect
};
CLASS_INFO_DEFINE const struct usbh_class_info xxx_class_info = {
.match_flags = USB_CLASS_MATCH_INTF_CLASS | USB_CLASS_MATCH_INTF_SUBCLASS | USB_CLASS_MATCH_INTF_PROTOCOL,
.class = 0,
.subclass = 0,
.protocol = 0,
.vid = 0x00,
.pid = 0x00,
.class_driver = &xxx_class_driver
};