Commit | Line | Data |
---|---|---|
a09e091a JB |
1 | /************************************************************************************* |
2 | * Copyright (C) 2005 Bogdan D. bogdand@users.sourceforge.net | |
3 | * | |
4 | * Permission is hereby granted, free of charge, to any person obtaining a copy of this | |
5 | * software and associated documentation files (the "Software"), to deal in the Software | |
6 | * without restriction, including without limitation the rights to use, copy, modify, | |
7 | * merge, publish, distribute, sublicense, and/or sell copies of the Software, | |
8 | * and to permit persons to whom the Software is furnished to do so, subject to the following conditions: | |
9 | * | |
10 | * The above copyright notice and this permission notice shall be included in all copies or | |
11 | * substantial portions of the Software. | |
12 | * | |
13 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, | |
14 | * INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE | |
15 | * AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY CLAIM, | |
16 | * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
17 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. | |
18 | * | |
19 | * Except as contained in this notice, the name of the author shall not be used in advertising or | |
20 | * otherwise to promote the sale, use or other dealings in this Software without prior written | |
21 | * authorization from the author. | |
22 | * | |
23 | ************************************************************************************/ | |
24 | ||
25 | #ifdef HAVE_XORG_CONFIG_H | |
26 | #include <xorg-config.h> | |
27 | #endif | |
28 | ||
29 | #include "xf86.h" | |
30 | #include "xf86i2c.h" | |
31 | #include "uda1380.h" | |
32 | #include "i2c_def.h" | |
33 | ||
34 | UDA1380Ptr | |
35 | Detect_uda1380(I2CBusPtr b, I2CSlaveAddr addr) | |
36 | { | |
37 | UDA1380Ptr t; | |
38 | I2CByte a; | |
39 | ||
40 | t = calloc(1, sizeof(UDA1380Rec)); | |
41 | if (t == NULL) | |
42 | return NULL; | |
43 | switch (addr) { | |
44 | case UDA1380_ADDR_1: | |
45 | case UDA1380_ADDR_2: | |
46 | t->d.DevName = "UDA1380 Stereo audion coder-decoder"; | |
47 | break; | |
48 | default: | |
49 | t->d.DevName = "Generic UDAxxxx"; | |
50 | break; | |
51 | } | |
52 | t->d.SlaveAddr = addr; | |
53 | t->d.pI2CBus = b; | |
54 | t->d.NextDev = NULL; | |
55 | t->d.StartTimeout = b->StartTimeout; | |
56 | t->d.BitTimeout = b->BitTimeout; | |
57 | t->d.AcknTimeout = b->AcknTimeout; | |
58 | t->d.ByteTimeout = b->ByteTimeout; | |
59 | ||
60 | if (!I2C_WriteRead(&(t->d), NULL, 0, &a, 1)) { | |
61 | free(t); | |
62 | return NULL; | |
63 | } | |
64 | ||
65 | /* set default parameters */ | |
66 | if (!I2CDevInit(&(t->d))) { | |
67 | free(t); | |
68 | return NULL; | |
69 | } | |
70 | ||
71 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, | |
72 | "UDA1380 stereo coder-decoder detected\n"); | |
73 | ||
74 | return t; | |
75 | } | |
76 | ||
77 | Bool | |
78 | uda1380_init(UDA1380Ptr t) | |
79 | { | |
80 | CARD8 data[3]; | |
81 | CARD16 tmp; | |
82 | Bool ret; | |
83 | ||
84 | /* Power control */ | |
85 | data[0] = 0x02; | |
86 | tmp = | |
87 | (1 << 13) | (1 << 10) | (1 << 8) | (1 << 7) | (1 << 6) | (1 << 3) | (1 | |
88 | << | |
89 | 1); | |
90 | data[1] = (CARD8) ((tmp >> 8) & 0xff); | |
91 | data[2] = (CARD8) (tmp & 0xff); | |
92 | ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0); | |
93 | if (ret == FALSE) { | |
94 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, | |
95 | "UDA1380 failed to initialize\n"); | |
96 | return FALSE; | |
97 | } | |
98 | ||
99 | /* Analog mixer (AVC) */ | |
100 | data[0] = 0x03; | |
101 | /* the analog mixer is muted initially */ | |
102 | data[1] = 0x3f; | |
103 | data[2] = 0x3f; | |
104 | ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0); | |
105 | if (ret == FALSE) { | |
106 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, | |
107 | "UDA1380 failed to initialize\n"); | |
108 | return FALSE; | |
109 | } | |
110 | ||
111 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, "UDA1380 initialized\n"); | |
112 | ||
113 | return TRUE; | |
114 | } | |
115 | ||
116 | void | |
117 | uda1380_shutdown(UDA1380Ptr t) | |
118 | { | |
119 | CARD8 data[3]; | |
120 | Bool ret; | |
121 | ||
122 | /* Power control */ | |
123 | data[0] = 0x02; | |
124 | data[1] = 0; | |
125 | data[2] = 0; | |
126 | ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0); | |
127 | if (ret == FALSE) | |
128 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, | |
129 | "UDA1380 failed to shutdown\n"); | |
130 | } | |
131 | ||
132 | void | |
133 | uda1380_setvolume(UDA1380Ptr t, INT32 value) | |
134 | { | |
135 | CARD8 data[3]; | |
136 | ||
137 | /* | |
138 | * We have to scale the value ranging from -1000 to 1000 to 0x2c to 0 | |
139 | */ | |
140 | CARD8 volume = 47 - (CARD8) ((value + 1000) * 47 / 2000); | |
141 | Bool ret; | |
142 | ||
143 | t->analog_mixer_settings = ((volume << 8) & 0x3f00) | (volume & 0x3f); | |
144 | ||
145 | /* Analog mixer (AVC) */ | |
146 | data[0] = 0x03; | |
147 | data[1] = volume & 0x3f; | |
148 | data[2] = volume & 0x3f; | |
149 | ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0); | |
150 | if (ret == FALSE) | |
151 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, | |
152 | "UDA1380 failed to set volume\n"); | |
153 | } | |
154 | ||
155 | void | |
156 | uda1380_mute(UDA1380Ptr t, Bool mute) | |
157 | { | |
158 | CARD8 data[3]; | |
159 | Bool ret; | |
160 | ||
161 | if (mute == TRUE) { | |
162 | /* Analog mixer (AVC) */ | |
163 | data[0] = 0x03; | |
164 | data[1] = 0xff; | |
165 | data[2] = 0xff; | |
166 | ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0); | |
167 | if (ret == FALSE) | |
168 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, | |
169 | "UDA1380 failed to mute\n"); | |
170 | } | |
171 | else { | |
172 | /* Analog mixer (AVC) */ | |
173 | data[0] = 0x03; | |
174 | data[1] = (CARD8) ((t->analog_mixer_settings >> 8) & 0x3f); | |
175 | data[2] = (CARD8) (t->analog_mixer_settings & 0x3f); | |
176 | ret = I2C_WriteRead(&(t->d), data, 3, NULL, 0); | |
177 | if (ret == FALSE) | |
178 | xf86DrvMsg(t->d.pI2CBus->scrnIndex, X_INFO, | |
179 | "UDA1380 failed to unmute\n"); | |
180 | } | |
181 | } | |
182 | ||
183 | void | |
184 | uda1380_getstatus(UDA1380Ptr t) | |
185 | { | |
186 | } | |
187 | ||
188 | void | |
189 | uda1380_setparameters(UDA1380Ptr t) | |
190 | { | |
191 | } | |
192 | ||
193 | void | |
194 | uda1380_dumpstatus(UDA1380Ptr t) | |
195 | { | |
196 | } |