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Issue 3256004: [ARM] tegra: add nvos/nvrm/nvmap drivers (Closed) Base URL: ssh://git@gitrw.chromium.org/kernel.git
Patch Set: remove ap15 headers Created 10 years, 3 months ago
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1 /*
2 * Copyright (c) 2009 NVIDIA Corporation.
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are met:
7 *
8 * Redistributions of source code must retain the above copyright notice,
9 * this list of conditions and the following disclaimer.
10 *
11 * Redistributions in binary form must reproduce the above copyright notice,
12 * this list of conditions and the following disclaimer in the documentation
13 * and/or other materials provided with the distribution.
14 *
15 * Neither the name of the NVIDIA Corporation nor the names of its contributors
16 * may be used to endorse or promote products derived from this software
17 * without specific prior written permission.
18 *
19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
20 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
22 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
23 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29 * POSSIBILITY OF SUCH DAMAGE.
30 *
31 */
32
33 /**
34 * @file
35 * <b>NVIDIA Tegra ODM Kit:
36 * Touch Pad Sensor Interface</b>
37 *
38 * @b Description: Defines the ODM adaptation interface for touch pad sensor dev ices.
39 *
40 */
41
42 #ifndef INCLUDED_NVODM_MOUSE_H
43 #define INCLUDED_NVODM_MOUSE_H
44
45 #if defined(__cplusplus)
46 extern "C"
47 {
48 #endif
49
50 #include "nvodm_services.h"
51 #include "nverror.h"
52
53 /**
54 * @defgroup nvodm_mouse Mouse Adaptation Interface
55 *
56 * This is the mouse ODM adaptation interface.
57 *
58 * @ingroup nvodm_adaptation
59 * @{
60 */
61
62
63 /**
64 * Defines an opaque handle that exists for each mouse device in the
65 * system, each of which is defined by the customer implementation.
66 */
67 typedef struct NvOdmMouseDeviceRec *NvOdmMouseDeviceHandle;
68
69
70 /**
71 * Gets a handle to the mouse in the system.
72 *
73 * @param hDevice A pointer to the handle of the mouse.
74 * @return NV_TRUE if successful, or NV_FALSE otherwise.
75 */
76 NvBool
77 NvOdmMouseDeviceOpen( NvOdmMouseDeviceHandle *hDevice );
78
79 /**
80 * Hooks up the interrupt handle to the GPIO interrupt and enables the interrupt .
81 *
82 * @param hDevice The handle to the mouse.
83 * @param hInterruptSemaphore A handle to hook up the interrupt.
84 * @return NV_TRUE if successful, or NV_FALSE otherwise.
85 */
86 NvBool NvOdmMouseEnableInterrupt(NvOdmMouseDeviceHandle hDevice, NvOdmOsSemaphor eHandle hInterruptSemaphore);
87
88 /**
89 * Un-registers the interrupt.
90 *
91 * @param hDevice The handle to the mouse.
92 * @return NV_TRUE if successful, or NV_FALSE otherwise.
93 */
94 NvBool NvOdmMouseDisableInterrupt(NvOdmMouseDeviceHandle hDevice);
95
96 /**
97 * Returns the event response information.
98 *
99 * @param hDevice A handle to the mouse.
100 * @param NumPayLoad A pointer to the number of bytes in the returned payload.
101 * @param PayLoadBuf A pointer to the returned payload buffer.
102 * @return NV_TRUE if successful, or NV_FALSE otherwise.
103 */
104 NvBool NvOdmMouseGetEventInfo(NvOdmMouseDeviceHandle hDevice, NvU32 *NumPayLoad, NvU8 *PayLoadBuf);
105
106 /**
107 * Releases the mouse handle.
108 *
109 * @param hDevice The mouse handle to be released. If
110 * NULL, this API has no effect.
111 */
112 void NvOdmMouseDeviceClose(NvOdmMouseDeviceHandle hDevice);
113
114 /**
115 * Sends the commands to HW in a form of request packet.
116 *
117 * @param hDevice A handle to the mouse.
118 * @param cmd The command to send.
119 * @param ExpectedResponseSize The size expected in the response.
120 * @param NumPayLoad A pointer to the number of bytes in the payload.
121 * @param PayLoadBuf A pointer to the payload buffer.
122 */
123 NvBool
124 NvOdmMouseSendRequest(
125 NvOdmMouseDeviceHandle hDevice,
126 NvU32 cmd,
127 NvU32 ExpectedResponseSize,
128 NvU32 *NumPayLoad,
129 NvU8 *PayLoadBuf);
130
131 /**
132 * Enables the EC to stream data from the mouse.
133 *
134 * @param hDevice A handle to the mouse.
135 * @param NumBytesPerSample Number of payload bytes to be sent in each event
136 * packet.
137 *
138 * @return NV_TRUE if successful, or NV_FALSE otherwise.
139 */
140 NvBool
141 NvOdmMouseStartStreaming(
142 NvOdmMouseDeviceHandle hDevice,
143 NvU32 NumBytesPerSample);
144
145 /**
146 * Suspends power for mouse.
147 *
148 * @param hDevice A handle to the mouse.
149 * @return NV_TRUE if successful, or NV_FALSE otherwise.
150 */
151 NvBool NvOdmMousePowerSuspend(NvOdmMouseDeviceHandle hDevice);
152
153 /**
154 * Resumes power for mouse.
155 *
156 * @param hDevice A handle to the mouse.
157 * @return NV_TRUE if successful, or NV_FALSE otherwise.
158 */
159 NvBool NvOdmMousePowerResume(NvOdmMouseDeviceHandle hDevice);
160
161
162 #if defined(__cplusplus)
163 }
164 #endif
165
166 /** @} */
167
168 #endif // INCLUDED_NVODM_MOUSE_H
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