1 /*
2 * Copyright (c) 2020-2021 Huawei Device Co., Ltd. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without modification,
5 * are permitted provided that the following conditions are met:
6 *
7 * 1. Redistributions of source code must retain the above copyright notice, this list of
8 * conditions and the following disclaimer.
9 *
10 * 2. Redistributions in binary form must reproduce the above copyright notice, this list
11 * of conditions and the following disclaimer in the documentation and/or other materials
12 * provided with the distribution.
13 *
14 * 3. Neither the name of the copyright holder nor the names of its contributors may be used
15 * to endorse or promote products derived from this software without specific prior written
16 * permission.
17 *
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
19 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
20 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
22 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
23 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
24 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
25 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
26 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
27 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
28 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
29 */
30
31 #include "usb_pnp_manager.h"
32 #include "hdf_base.h"
33 #include "hdf_device_desc.h"
34 #include "hdf_io_service_if.h"
35 #include "hdf_log.h"
36 #include "usb_ddk_pnp_loader.h"
37
38 #define HDF_LOG_TAG usb_pnp_manager
39
UsbPnpManagerWriteModuleName(struct HdfSBuf * sbuf,const char * moduleName)40 bool UsbPnpManagerWriteModuleName(struct HdfSBuf *sbuf, const char *moduleName)
41 {
42 return HdfSbufWriteString(sbuf, moduleName);
43 }
44
UsbPnpManagerDispatch(struct HdfDeviceIoClient * client,int32_t cmd,struct HdfSBuf * data,struct HdfSBuf * reply)45 static int32_t UsbPnpManagerDispatch(struct HdfDeviceIoClient *client, int32_t cmd,
46 struct HdfSBuf *data, struct HdfSBuf *reply)
47 {
48 if (client == NULL) {
49 HDF_LOGE("%s:%d client is NULL, cmd = %d", __func__, __LINE__, cmd);
50 return HDF_FAILURE;
51 }
52
53 HDF_LOGI("%s:%d received cmd = %d", __func__, __LINE__, cmd);
54
55 return UsbDdkPnpLoaderEventReceived((void *)client->device, cmd, data);
56 }
57
UsbPnpManagerBind(struct HdfDeviceObject * device)58 static int32_t UsbPnpManagerBind(struct HdfDeviceObject *device)
59 {
60 static struct IDeviceIoService pnpLoaderService = {
61 .Dispatch = UsbPnpManagerDispatch,
62 };
63
64 dprintf("%s:%d enter!\n", __func__, __LINE__);
65
66 if (device == NULL) {
67 dprintf("%s: device is NULL!\n", __func__);
68 return HDF_ERR_INVALID_OBJECT;
69 }
70
71 device->service = &pnpLoaderService;
72 dprintf("%s:%d bind success\n", __func__, __LINE__);
73
74 return HDF_SUCCESS;
75 }
76
UsbPnpManagerInit(struct HdfDeviceObject * device)77 static int32_t UsbPnpManagerInit(struct HdfDeviceObject *device)
78 {
79 int32_t ret;
80
81 dprintf("%s:%d enter!\n", __func__, __LINE__);
82
83 if (device == NULL) {
84 dprintf("%s: device is NULL\n", __func__);
85 return HDF_ERR_INVALID_OBJECT;
86 }
87
88 ret = UsbDdkPnpLoaderEventHandle();
89 if (ret != HDF_SUCCESS) {
90 dprintf("%s:%d UsbPnpLoaderEventHandle error\n", __func__, __LINE__);
91 return ret;
92 }
93
94 dprintf("%s:%d Init success\n", __func__, __LINE__);
95
96 return ret;
97 }
98
UsbPnpManagerRelease(struct HdfDeviceObject * device)99 static void UsbPnpManagerRelease(struct HdfDeviceObject *device)
100 {
101 if (device == NULL) {
102 dprintf("%s: device is null\n", __func__);
103 return;
104 }
105
106 dprintf("%s:%d release success\n", __func__, __LINE__);
107
108 return;
109 }
110
111 struct HdfDriverEntry g_usbPnpManagerEntry = {
112 .moduleVersion = 1,
113 .Bind = UsbPnpManagerBind,
114 .Init = UsbPnpManagerInit,
115 .Release = UsbPnpManagerRelease,
116 .moduleName = "HDF_USB_PNP_MANAGER",
117 };
118
119 HDF_INIT(g_usbPnpManagerEntry);
120
121