v1.1.2

packages/third-party/cherryusb/class/vender/usb_vender.h

@@ -0,0 +1,11 @@
+/*
+ * Copyright (c) 2023-2024, ArtInChip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+
+#ifndef _USB_VENDER_H
+#define _USB_VENDER_H
+
+#endif

packages/third-party/cherryusb/class/vender/usbd_vender.c

@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2023-2024, ArtInChip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+
+#include "usbd_core.h"
+#include "usbd_vender.h"
+
+static int vender_class_interface_request_handler(struct usb_setup_packet *setup, uint8_t **data, uint32_t *len)
+{
+    USB_LOG_WRN("VENDER Class request: "
+                 "bRequest 0x%02x\r\n",
+                 setup->bRequest);
+
+    switch (setup->bRequest) {
+        default:
+            USB_LOG_WRN("Unhandled VENDER Class bRequest 0x%02x\r\n", setup->bRequest);
+            return -1;
+    }
+
+    return 0;
+}
+
+static int vender_request_handler(struct usb_setup_packet *setup, uint8_t **data, uint32_t *len)
+{
+    USB_LOG_WRN("VENDER request: "
+                 "bRequest 0x%02x\r\n",
+                 setup->bRequest);
+
+    switch (setup->bRequest) {
+        default:
+            USB_LOG_WRN("Unhandled VENDER Class bRequest 0x%02x\r\n", setup->bRequest);
+            return -1;
+    }
+
+    return 0;
+}
+
+static void vender_notify_handler(uint8_t event, void *arg)
+{
+    switch (event) {
+        case USBD_EVENT_RESET:
+
+            break;
+
+        default:
+            break;
+    }
+}
+
+struct usbd_interface *usbd_vender_init_intf(struct usbd_interface *intf)
+{
+    intf->class_interface_handler = vender_class_interface_request_handler;
+    intf->class_endpoint_handler = NULL;
+    intf->vendor_handler = vender_request_handler;
+    intf->notify_handler = vender_notify_handler;
+
+    return intf;
+}

packages/third-party/cherryusb/class/vender/usbd_vender.h

@@ -0,0 +1,23 @@
+/*
+ * Copyright (c) 2023-2024, ArtInChip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+
+#ifndef _USBD_VENDER_H_
+#define _USBD_VENDER_H_
+
+#include "usb_vender.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+struct usbd_interface *usbd_vender_init_intf(struct usbd_interface *intf);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _USBD_VENDER_H_ */

packages/third-party/cherryusb/class/vender/usbh_vender.c

@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2023-2024, ArtInChip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+
+#include "usbh_core.h"
+#include "usbh_vender.h"
+
+#define DEV_FORMAT "/dev/vender"
+
+#define CONFIG_USBHOST_MAX_CUSTOM_CLASS 1
+static struct usbh_vender g_vender_class[CONFIG_USBHOST_MAX_CUSTOM_CLASS];
+static uint32_t g_devinuse = 0;
+
+static struct usbh_vender *usbh_vender_class_alloc(void)
+{
+    int devno;
+
+    for (devno = 0; devno < CONFIG_USBHOST_MAX_CUSTOM_CLASS; devno++) {
+        if ((g_devinuse & (1 << devno)) == 0) {
+            g_devinuse |= (1 << devno);
+            memset(&g_vender_class[devno], 0, sizeof(struct usbh_vender));
+            g_vender_class[devno].minor = devno;
+            return &g_vender_class[devno];
+        }
+    }
+    return NULL;
+}
+
+static void usbh_vender_class_free(struct usbh_vender *vender_class)
+{
+    int devno = vender_class->minor;
+
+    if (devno >= 0 && devno < 32) {
+        g_devinuse &= ~(1 << devno);
+    }
+    memset(vender_class, 0, sizeof(struct usbh_vender));
+}
+
+static int usbh_vender_connect(struct usbh_hubport *hport, uint8_t intf)
+{
+    struct usb_endpoint_descriptor *ep_desc;
+    int ret = 0;
+
+    struct usbh_vender *vender_class = usbh_vender_class_alloc();
+    if (vender_class == NULL) {
+        USB_LOG_ERR("Fail to alloc vender_class\r\n");
+        return -USB_ERR_NOMEM;
+    }
+
+    return ret;
+}
+
+
+static int usbh_vender_disconnect(struct usbh_hubport *hport, uint8_t intf)
+{
+    int ret = 0;
+
+    struct usbh_vender *vender_class = (struct usbh_vender *)hport->config.intf[intf].priv;
+
+    if (vender_class) {
+        if (vender_class->venderin) {
+            usbh_kill_urb(&vender_class->venderin_urb);
+        }
+
+        if (vender_class->venderout) {
+            usbh_kill_urb(&vender_class->venderout_urb);
+        }
+
+        if (hport->config.intf[intf].devname[0] != '\0') {
+            USB_LOG_INFO("Unregister vender Class:%s\r\n", hport->config.intf[intf].devname);
+            usbh_vender_stop(vender_class);
+        }
+
+        usbh_vender_class_free(vender_class);
+    }
+
+    return ret;
+}
+
+__WEAK void usbh_vender_run(struct usbh_vender *vender_class)
+{
+}
+
+__WEAK void usbh_vender_stop(struct usbh_vender *vender_class)
+{
+}
+
+static const struct usbh_class_driver vender_class_driver = {
+    .driver_name = "vender",
+    .connect = usbh_vender_connect,
+    .disconnect = usbh_vender_disconnect
+};
+
+CLASS_INFO_DEFINE const struct usbh_class_info vender_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 = &vender_class_driver
+};

packages/third-party/cherryusb/class/vender/usbh_vender.h

@@ -0,0 +1,27 @@
+/*
+ * Copyright (c) 2023-2024, ArtInChip Technology Co., Ltd
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ *
+ */
+
+#ifndef _USBH_VENDER_H
+#define _USBH_VENDER_H
+
+#include "usb_vender.h"
+
+struct usbh_vender {
+    struct usbh_hubport *hport;
+    struct usb_endpoint_descriptor *vender_in;
+    struct usb_endpoint_descriptor *vender_out;
+    struct usbh_urb vender_in_urb;
+    struct usbh_urb vender_out_urb;
+
+    uint8_t intf; /* interface number */
+    uint8_t minor;
+};
+
+void usbh_vender_run(struct usbh_vender *vender_class);
+void usbh_vender_stop(struct usbh_vender *vender_class);
+
+#endif