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110 lines
3.1 KiB
C
110 lines
3.1 KiB
C
/*
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* Copyright (c) 2024-2025, ArtInChip Technology Co., Ltd
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Authors: Senye Liang <senye.liang@artinchip.com>
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*/
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#include <rtconfig.h>
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#include "usbh_core.h"
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#include "usbh_hid.h"
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struct usbh_hid_func_t {
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uint8_t *buf;
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usb_osal_thread_t hid_tid;
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struct usbh_hid *hid_class;
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uint8_t interval;
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uint8_t recv_flag;
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}g_usbh_hid_func[CONFIG_USBHOST_MAX_HID_CLASS];
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t hid_buffer[CONFIG_USBHOST_MAX_HID_CLASS][128];
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static struct usbh_hid_func_t *get_hid_func(struct usbh_hid *hid_class)
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{
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if (hid_class->intf > CONFIG_USBHOST_MAX_HID_CLASS) {
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USB_LOG_ERR("USB Host does not support so many interface functions. ");
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return NULL;
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}
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g_usbh_hid_func[hid_class->intf].hid_class = hid_class;
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g_usbh_hid_func[hid_class->intf].buf = hid_buffer[hid_class->intf];
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return &g_usbh_hid_func[hid_class->intf];
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}
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void usbh_hid_callback(void *arg, int nbytes)
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{
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struct usbh_hid *hid_class = (struct usbh_hid *)arg;
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struct usbh_hid_func_t *hid_func = get_hid_func(hid_class);
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if (hid_func == NULL)
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return;
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if (nbytes > 0) {
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for (int i = 0; i < nbytes; i++) {
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USB_LOG_RAW("0x%02x ", hid_func->buf[i]);
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}
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USB_LOG_RAW("nbytes:%d %#x\r\n", nbytes, hid_class->intin_urb.ep->bEndpointAddress);
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}
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hid_func->recv_flag = 1;
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}
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static void usbh_hid_thread(void *argument)
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{
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struct usbh_hid *hid_class = (struct usbh_hid *)argument;
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struct usbh_hid_func_t *hid_func = get_hid_func(hid_class);
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usbh_hubport_enumerate_wait(hid_class->hport);
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if (hid_func == NULL)
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return;
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usbh_int_urb_fill(&hid_class->intin_urb, hid_class->hport, hid_class->intin, hid_func->buf, hid_class->intin->wMaxPacketSize, 0, usbh_hid_callback, hid_class);
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usbh_submit_urb(&hid_class->intin_urb);
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/* Suggest you to use timer for int transfer and use ep interval */
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while(1) {
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if (hid_func->recv_flag == 1) {
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usbh_int_urb_fill(&hid_class->intin_urb, hid_class->hport, hid_class->intin, hid_func->buf, hid_class->intin->wMaxPacketSize, 0, usbh_hid_callback, hid_class);
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usbh_submit_urb(&hid_class->intin_urb);
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hid_func->recv_flag = 0;
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}
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rt_thread_mdelay(hid_class->bInterval);
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}
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}
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void usbh_hid_run(struct usbh_hid *hid_class)
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{
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struct usbh_hid_func_t *hid_func = get_hid_func(hid_class);
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if (hid_func == NULL) {
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USB_LOG_WRN("The interface function cannot be created.\n");
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return;
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}
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hid_func->hid_tid = usb_osal_thread_create(hid_class->hport->config.intf[hid_class->intf].devname,
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2048, CONFIG_USBHOST_PSC_PRIO + 1, usbh_hid_thread, hid_class);
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}
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void usbh_hid_stop(struct usbh_hid *hid_class)
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{
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struct usbh_hid_func_t *hid_func = get_hid_func(hid_class);
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if (hid_func == NULL) {
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USB_LOG_WRN("The interface function cannot be delete.\n");
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return;
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}
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if (hid_func->hid_tid)
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usb_osal_thread_delete(hid_func->hid_tid);
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memset(hid_func, 0, sizeof(struct usbh_hid_func_t));
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}
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