mirror of
https://github.com/zephyrproject-rtos/zephyr.git
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a1b77fd589
git grep -l 'u\(8\|16\|32\|64\)_t' | \ xargs sed -i "s/u\(8\|16\|32\|64\)_t/uint\1_t/g" git grep -l 's\(8\|16\|32\|64\)_t' | \ xargs sed -i "s/s\(8\|16\|32\|64\)_t/int\1_t/g" Signed-off-by: Kumar Gala <kumar.gala@linaro.org>
73 lines
1.3 KiB
C
73 lines
1.3 KiB
C
/*
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* Copyright (c) 2018 Intel Corporation
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#define LOG_LEVEL CONFIG_USB_DEVICE_LOG_LEVEL
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#include <logging/log.h>
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LOG_MODULE_REGISTER(usb_os_desc);
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#include <zephyr.h>
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#include <usb/usb_device.h>
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#include <usb/usb_common.h>
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#include <os_desc.h>
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static struct usb_os_descriptor *os_desc;
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int usb_handle_os_desc(struct usb_setup_packet *setup,
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int32_t *len, uint8_t **data)
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{
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if (!os_desc) {
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return -ENOTSUP;
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}
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if (GET_DESC_TYPE(setup->wValue) == USB_STRING_DESC &&
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GET_DESC_INDEX(setup->wValue) == USB_OSDESC_STRING_DESC_INDEX) {
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LOG_DBG("MS OS Descriptor string read");
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*data = os_desc->string;
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*len = os_desc->string_len;
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return 0;
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}
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return -ENOTSUP;
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}
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int usb_handle_os_desc_feature(struct usb_setup_packet *setup,
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int32_t *len, uint8_t **data)
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{
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LOG_DBG("bRequest 0x%x", setup->bRequest);
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if (!os_desc) {
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return -ENOTSUP;
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}
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if (setup->bRequest == os_desc->vendor_code) {
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switch (setup->wIndex) {
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case USB_OSDESC_EXTENDED_COMPAT_ID:
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LOG_DBG("Handle Compat ID");
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*data = os_desc->compat_id;
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*len = os_desc->compat_id_len;
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return 0;
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default:
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break;
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}
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}
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return -ENOTSUP;
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}
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/* Register MS OS Descriptors version 1 */
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void usb_register_os_desc(struct usb_os_descriptor *desc)
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{
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os_desc = desc;
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}
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bool usb_os_desc_enabled(void)
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{
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return !!os_desc;
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}
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