1 // SPDX-License-Identifier: GPL-2.0-or-later
2 /* Subdriver for the GL860 chip with the MI1320 sensor
3  * Author Olivier LORIN from own logs
4  */
5 
6 /* Sensor : MI1320 */
7 
8 #include "gl860.h"
9 
10 static struct validx tbl_common[] = {
11 	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xba51, 0x0066}, {0xba02, 0x00f1},
12 	{0xba05, 0x0067}, {0xba05, 0x00f1}, {0xbaa0, 0x0065}, {0xba00, 0x00f1},
13 	{0xffff, 0xffff},
14 	{0xba00, 0x00f0}, {0xba02, 0x00f1}, {0xbafa, 0x0028}, {0xba02, 0x00f1},
15 	{0xba00, 0x00f0}, {0xba01, 0x00f1}, {0xbaf0, 0x0006}, {0xba0e, 0x00f1},
16 	{0xba70, 0x0006}, {0xba0e, 0x00f1},
17 	{0xffff, 0xffff},
18 	{0xba74, 0x0006}, {0xba0e, 0x00f1},
19 	{0xffff, 0xffff},
20 	{0x0061, 0x0000}, {0x0068, 0x000d},
21 };
22 
23 static struct validx tbl_init_at_startup[] = {
24 	{0x0000, 0x0000}, {0x0010, 0x0010},
25 	{35, 0xffff},
26 	{0x0008, 0x00c0}, {0x0001, 0x00c1}, {0x0001, 0x00c2}, {0x0020, 0x0006},
27 	{0x006a, 0x000d},
28 };
29 
30 static struct validx tbl_sensor_settings_common[] = {
31 	{0x0010, 0x0010}, {0x0003, 0x00c1}, {0x0042, 0x00c2}, {0x0040, 0x0000},
32 	{0x006a, 0x0007}, {0x006a, 0x000d}, {0x0063, 0x0006},
33 };
34 static struct validx tbl_sensor_settings_1280[] = {
35 	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xba5a, 0x0066}, {0xba02, 0x00f1},
36 	{0xba05, 0x0067}, {0xba05, 0x00f1}, {0xba20, 0x0065}, {0xba00, 0x00f1},
37 };
38 static struct validx tbl_sensor_settings_800[] = {
39 	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xba5a, 0x0066}, {0xba02, 0x00f1},
40 	{0xba05, 0x0067}, {0xba05, 0x00f1}, {0xba20, 0x0065}, {0xba00, 0x00f1},
41 };
42 static struct validx tbl_sensor_settings_640[] = {
43 	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xbaa0, 0x0065}, {0xba00, 0x00f1},
44 	{0xba51, 0x0066}, {0xba02, 0x00f1}, {0xba05, 0x0067}, {0xba05, 0x00f1},
45 	{0xba20, 0x0065}, {0xba00, 0x00f1},
46 };
47 static struct validx tbl_post_unset_alt[] = {
48 	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xbaa0, 0x0065}, {0xba00, 0x00f1},
49 	{0x0061, 0x0000}, {0x0068, 0x000d},
50 };
51 
52 static u8 *tbl_1280[] = {
53 	"\x0d\x80\xf1\x08\x03\x04\xf1\x00" "\x04\x05\xf1\x02\x05\x00\xf1\xf1"
54 	"\x06\x00\xf1\x0d\x20\x01\xf1\x00" "\x21\x84\xf1\x00\x0d\x00\xf1\x08"
55 	"\xf0\x00\xf1\x01\x34\x00\xf1\x00" "\x9b\x43\xf1\x00\xa6\x05\xf1\x00"
56 	"\xa9\x04\xf1\x00\xa1\x05\xf1\x00" "\xa4\x04\xf1\x00\xae\x0a\xf1\x08"
57 	,
58 	"\xf0\x00\xf1\x02\x3a\x05\xf1\xf1" "\x3c\x05\xf1\xf1\x59\x01\xf1\x47"
59 	"\x5a\x01\xf1\x88\x5c\x0a\xf1\x06" "\x5d\x0e\xf1\x0a\x64\x5e\xf1\x1c"
60 	"\xd2\x00\xf1\xcf\xcb\x00\xf1\x01"
61 	,
62 	"\xd3\x02\xd4\x28\xd5\x01\xd0\x02" "\xd1\x18\xd2\xc1"
63 };
64 
65 static u8 *tbl_800[] = {
66 	"\x0d\x80\xf1\x08\x03\x03\xf1\xc0" "\x04\x05\xf1\x02\x05\x00\xf1\xf1"
67 	"\x06\x00\xf1\x0d\x20\x01\xf1\x00" "\x21\x84\xf1\x00\x0d\x00\xf1\x08"
68 	"\xf0\x00\xf1\x01\x34\x00\xf1\x00" "\x9b\x43\xf1\x00\xa6\x05\xf1\x00"
69 	"\xa9\x03\xf1\xc0\xa1\x03\xf1\x20" "\xa4\x02\xf1\x5a\xae\x0a\xf1\x08"
70 	,
71 	"\xf0\x00\xf1\x02\x3a\x05\xf1\xf1" "\x3c\x05\xf1\xf1\x59\x01\xf1\x47"
72 	"\x5a\x01\xf1\x88\x5c\x0a\xf1\x06" "\x5d\x0e\xf1\x0a\x64\x5e\xf1\x1c"
73 	"\xd2\x00\xf1\xcf\xcb\x00\xf1\x01"
74 	,
75 	"\xd3\x02\xd4\x18\xd5\x21\xd0\x02" "\xd1\x10\xd2\x59"
76 };
77 
78 static u8 *tbl_640[] = {
79 	"\x0d\x80\xf1\x08\x03\x04\xf1\x04" "\x04\x05\xf1\x02\x07\x01\xf1\x7c"
80 	"\x08\x00\xf1\x0e\x21\x80\xf1\x00" "\x0d\x00\xf1\x08\xf0\x00\xf1\x01"
81 	"\x34\x10\xf1\x10\x3a\x43\xf1\x00" "\xa6\x05\xf1\x02\xa9\x04\xf1\x04"
82 	"\xa7\x02\xf1\x81\xaa\x01\xf1\xe2" "\xae\x0c\xf1\x09"
83 	,
84 	"\xf0\x00\xf1\x02\x39\x03\xf1\xfc" "\x3b\x04\xf1\x04\x57\x01\xf1\xb6"
85 	"\x58\x02\xf1\x0d\x5c\x1f\xf1\x19" "\x5d\x24\xf1\x1e\x64\x5e\xf1\x1c"
86 	"\xd2\x00\xf1\x00\xcb\x00\xf1\x01"
87 	,
88 	"\xd3\x02\xd4\x10\xd5\x81\xd0\x02" "\xd1\x08\xd2\xe1"
89 };
90 
91 static s32 tbl_sat[] = {0x25, 0x1d, 0x15, 0x0d, 0x05, 0x4d, 0x55, 0x5d, 0x2d};
92 static s32 tbl_bright[] = {0, 8, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70};
93 static s32 tbl_backlight[] = {0x0e, 0x06, 0x02};
94 
95 static s32 tbl_cntr1[] = {
96 	0x90, 0x98, 0xa0, 0xa8, 0xb0, 0xb8, 0xc0, 0xc8, 0xd0, 0xe0, 0xf0};
97 static s32 tbl_cntr2[] = {
98 	0x70, 0x68, 0x60, 0x58, 0x50, 0x48, 0x40, 0x38, 0x30, 0x20, 0x10};
99 
100 static u8 dat_wbalNL[] =
101 	"\xf0\x00\xf1\x01\x05\x00\xf1\x06" "\x3b\x04\xf1\x2a\x47\x10\xf1\x10"
102 	"\x9d\x3c\xf1\xae\xaf\x10\xf1\x00" "\xf0\x00\xf1\x02\x2f\x91\xf1\x20"
103 	"\x9c\x91\xf1\x20\x37\x03\xf1\x00" "\x9d\xc5\xf1\x0f\xf0\x00\xf1\x00";
104 
105 static u8 dat_wbalLL[] =
106 	"\xf0\x00\xf1\x01\x05\x00\xf1\x0c" "\x3b\x04\xf1\x2a\x47\x40\xf1\x40"
107 	"\x9d\x20\xf1\xae\xaf\x10\xf1\x00" "\xf0\x00\xf1\x02\x2f\xd1\xf1\x00"
108 	"\x9c\xd1\xf1\x00\x37\x03\xf1\x00" "\x9d\xc5\xf1\x3f\xf0\x00\xf1\x00";
109 
110 static u8 dat_wbalBL[] =
111 	"\xf0\x00\xf1\x01\x05\x00\xf1\x06" "\x47\x10\xf1\x30\x9d\x3c\xf1\xae"
112 	"\xaf\x10\xf1\x00\xf0\x00\xf1\x02" "\x2f\x91\xf1\x20\x9c\x91\xf1\x20"
113 	"\x37\x03\xf1\x00\x9d\xc5\xf1\x2f" "\xf0\x00\xf1\x00";
114 
115 static u8 dat_hvflip1[] = {0xf0, 0x00, 0xf1, 0x00};
116 
117 static u8 dat_common00[] =
118 	"\x00\x01\x07\x6a\x06\x63\x0d\x6a" "\xc0\x00\x10\x10\xc1\x03\xc2\x42"
119 	"\xd8\x04\x58\x00\x04\x02";
120 static u8 dat_common01[] =
121 	"\x0d\x00\xf1\x0b\x0d\x00\xf1\x08" "\x35\x00\xf1\x22\x68\x00\xf1\x5d"
122 	"\xf0\x00\xf1\x01\x06\x70\xf1\x0e" "\xf0\x00\xf1\x02\xdd\x18\xf1\xe0";
123 static u8 dat_common02[] =
124 	"\x05\x01\xf1\x84\x06\x00\xf1\x44" "\x07\x00\xf1\xbe\x08\x00\xf1\x1e"
125 	"\x20\x01\xf1\x03\x21\x84\xf1\x00" "\x22\x0d\xf1\x0f\x24\x80\xf1\x00"
126 	"\x34\x18\xf1\x2d\x35\x00\xf1\x22" "\x43\x83\xf1\x83\x59\x00\xf1\xff";
127 static u8 dat_common03[] =
128 	"\xf0\x00\xf1\x02\x39\x06\xf1\x8c" "\x3a\x06\xf1\x8c\x3b\x03\xf1\xda"
129 	"\x3c\x05\xf1\x30\x57\x01\xf1\x0c" "\x58\x01\xf1\x42\x59\x01\xf1\x0c"
130 	"\x5a\x01\xf1\x42\x5c\x13\xf1\x0e" "\x5d\x17\xf1\x12\x64\x1e\xf1\x1c";
131 static u8 dat_common04[] =
132 	"\xf0\x00\xf1\x02\x24\x5f\xf1\x20" "\x28\xea\xf1\x02\x5f\x41\xf1\x43";
133 static u8 dat_common05[] =
134 	"\x02\x00\xf1\xee\x03\x29\xf1\x1a" "\x04\x02\xf1\xa4\x09\x00\xf1\x68"
135 	"\x0a\x00\xf1\x2a\x0b\x00\xf1\x04" "\x0c\x00\xf1\x93\x0d\x00\xf1\x82"
136 	"\x0e\x00\xf1\x40\x0f\x00\xf1\x5f" "\x10\x00\xf1\x4e\x11\x00\xf1\x5b";
137 static u8 dat_common06[] =
138 	"\x15\x00\xf1\xc9\x16\x00\xf1\x5e" "\x17\x00\xf1\x9d\x18\x00\xf1\x06"
139 	"\x19\x00\xf1\x89\x1a\x00\xf1\x12" "\x1b\x00\xf1\xa1\x1c\x00\xf1\xe4"
140 	"\x1d\x00\xf1\x7a\x1e\x00\xf1\x64" "\xf6\x00\xf1\x5f";
141 static u8 dat_common07[] =
142 	"\xf0\x00\xf1\x01\x53\x09\xf1\x03" "\x54\x3d\xf1\x1c\x55\x99\xf1\x72"
143 	"\x56\xc1\xf1\xb1\x57\xd8\xf1\xce" "\x58\xe0\xf1\x00\xdc\x0a\xf1\x03"
144 	"\xdd\x45\xf1\x20\xde\xae\xf1\x82" "\xdf\xdc\xf1\xc9\xe0\xf6\xf1\xea"
145 	"\xe1\xff\xf1\x00";
146 static u8 dat_common08[] =
147 	"\xf0\x00\xf1\x01\x80\x00\xf1\x06" "\x81\xf6\xf1\x08\x82\xfb\xf1\xf7"
148 	"\x83\x00\xf1\xfe\xb6\x07\xf1\x03" "\xb7\x18\xf1\x0c\x84\xfb\xf1\x06"
149 	"\x85\xfb\xf1\xf9\x86\x00\xf1\xff" "\xb8\x07\xf1\x04\xb9\x16\xf1\x0a";
150 static u8 dat_common09[] =
151 	"\x87\xfa\xf1\x05\x88\xfc\xf1\xf9" "\x89\x00\xf1\xff\xba\x06\xf1\x03"
152 	"\xbb\x17\xf1\x09\x8a\xe8\xf1\x14" "\x8b\xf7\xf1\xf0\x8c\xfd\xf1\xfa"
153 	"\x8d\x00\xf1\x00\xbc\x05\xf1\x01" "\xbd\x0c\xf1\x08\xbe\x00\xf1\x14";
154 static u8 dat_common10[] =
155 	"\x8e\xea\xf1\x13\x8f\xf7\xf1\xf2" "\x90\xfd\xf1\xfa\x91\x00\xf1\x00"
156 	"\xbf\x05\xf1\x01\xc0\x0a\xf1\x08" "\xc1\x00\xf1\x0c\x92\xed\xf1\x0f"
157 	"\x93\xf9\xf1\xf4\x94\xfe\xf1\xfb" "\x95\x00\xf1\x00\xc2\x04\xf1\x01"
158 	"\xc3\x0a\xf1\x07\xc4\x00\xf1\x10";
159 static u8 dat_common11[] =
160 	"\xf0\x00\xf1\x01\x05\x00\xf1\x06" "\x25\x00\xf1\x55\x34\x10\xf1\x10"
161 	"\x35\xf0\xf1\x10\x3a\x02\xf1\x03" "\x3b\x04\xf1\x2a\x9b\x43\xf1\x00"
162 	"\xa4\x03\xf1\xc0\xa7\x02\xf1\x81";
163 
164 static int  mi1320_init_at_startup(struct gspca_dev *gspca_dev);
165 static int  mi1320_configure_alt(struct gspca_dev *gspca_dev);
166 static int  mi1320_init_pre_alt(struct gspca_dev *gspca_dev);
167 static int  mi1320_init_post_alt(struct gspca_dev *gspca_dev);
168 static void mi1320_post_unset_alt(struct gspca_dev *gspca_dev);
169 static int  mi1320_sensor_settings(struct gspca_dev *gspca_dev);
170 static int  mi1320_camera_settings(struct gspca_dev *gspca_dev);
171 /*==========================================================================*/
172 
173 void mi1320_init_settings(struct gspca_dev *gspca_dev)
174 {
175 	struct sd *sd = (struct sd *) gspca_dev;
176 
177 	sd->vcur.backlight  =  0;
178 	sd->vcur.brightness =  0;
179 	sd->vcur.sharpness  =  6;
180 	sd->vcur.contrast   = 10;
181 	sd->vcur.gamma      = 20;
182 	sd->vcur.hue        =  0;
183 	sd->vcur.saturation =  6;
184 	sd->vcur.whitebal   =  0;
185 	sd->vcur.mirror     = 0;
186 	sd->vcur.flip       = 0;
187 	sd->vcur.AC50Hz     = 1;
188 
189 	sd->vmax.backlight  =  2;
190 	sd->vmax.brightness =  8;
191 	sd->vmax.sharpness  =  7;
192 	sd->vmax.contrast   =  0; /* 10 but not working with this driver */
193 	sd->vmax.gamma      = 40;
194 	sd->vmax.hue        =  5 + 1;
195 	sd->vmax.saturation =  8;
196 	sd->vmax.whitebal   =  2;
197 	sd->vmax.mirror     = 1;
198 	sd->vmax.flip       = 1;
199 	sd->vmax.AC50Hz     = 1;
200 
201 	sd->dev_camera_settings = mi1320_camera_settings;
202 	sd->dev_init_at_startup = mi1320_init_at_startup;
203 	sd->dev_configure_alt   = mi1320_configure_alt;
204 	sd->dev_init_pre_alt    = mi1320_init_pre_alt;
205 	sd->dev_post_unset_alt  = mi1320_post_unset_alt;
206 }
207 
208 /*==========================================================================*/
209 
210 static void common(struct gspca_dev *gspca_dev)
211 {
212 	s32 n; /* reserved for FETCH functions */
213 
214 	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 22, dat_common00);
215 	ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x0000, 0, NULL);
216 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 32, dat_common01);
217 	n = fetch_validx(gspca_dev, tbl_common, ARRAY_SIZE(tbl_common));
218 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, dat_common02);
219 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, dat_common03);
220 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 16, dat_common04);
221 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, dat_common05);
222 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 44, dat_common06);
223 	keep_on_fetching_validx(gspca_dev, tbl_common,
224 					ARRAY_SIZE(tbl_common), n);
225 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 52, dat_common07);
226 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, dat_common08);
227 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, dat_common09);
228 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 56, dat_common10);
229 	keep_on_fetching_validx(gspca_dev, tbl_common,
230 					ARRAY_SIZE(tbl_common), n);
231 	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, dat_common11);
232 	keep_on_fetching_validx(gspca_dev, tbl_common,
233 					ARRAY_SIZE(tbl_common), n);
234 }
235 
236 static int mi1320_init_at_startup(struct gspca_dev *gspca_dev)
237 {
238 	fetch_validx(gspca_dev, tbl_init_at_startup,
239 				ARRAY_SIZE(tbl_init_at_startup));
240 
241 	common(gspca_dev);
242 
243 /*	ctrl_out(gspca_dev, 0x40, 11, 0x0000, 0x0000, 0, NULL); */
244 
245 	return 0;
246 }
247 
248 static int mi1320_init_pre_alt(struct gspca_dev *gspca_dev)
249 {
250 	struct sd *sd = (struct sd *) gspca_dev;
251 
252 	sd->mirrorMask = 0;
253 
254 	sd->vold.backlight  = -1;
255 	sd->vold.brightness = -1;
256 	sd->vold.sharpness  = -1;
257 	sd->vold.contrast   = -1;
258 	sd->vold.saturation = -1;
259 	sd->vold.gamma    = -1;
260 	sd->vold.hue      = -1;
261 	sd->vold.whitebal = -1;
262 	sd->vold.mirror   = -1;
263 	sd->vold.flip     = -1;
264 	sd->vold.AC50Hz   = -1;
265 
266 	common(gspca_dev);
267 
268 	mi1320_sensor_settings(gspca_dev);
269 
270 	mi1320_init_post_alt(gspca_dev);
271 
272 	return 0;
273 }
274 
275 static int mi1320_init_post_alt(struct gspca_dev *gspca_dev)
276 {
277 	mi1320_camera_settings(gspca_dev);
278 
279 	return 0;
280 }
281 
282 static int mi1320_sensor_settings(struct gspca_dev *gspca_dev)
283 {
284 	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
285 
286 	ctrl_out(gspca_dev, 0x40, 5, 0x0001, 0x0000, 0, NULL);
287 
288 	fetch_validx(gspca_dev, tbl_sensor_settings_common,
289 				ARRAY_SIZE(tbl_sensor_settings_common));
290 
291 	switch (reso) {
292 	case IMAGE_1280:
293 		fetch_validx(gspca_dev, tbl_sensor_settings_1280,
294 					ARRAY_SIZE(tbl_sensor_settings_1280));
295 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 64, tbl_1280[0]);
296 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, tbl_1280[1]);
297 		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, tbl_1280[2]);
298 		break;
299 
300 	case IMAGE_800:
301 		fetch_validx(gspca_dev, tbl_sensor_settings_800,
302 					ARRAY_SIZE(tbl_sensor_settings_800));
303 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 64, tbl_800[0]);
304 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, tbl_800[1]);
305 		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, tbl_800[2]);
306 		break;
307 
308 	default:
309 		fetch_validx(gspca_dev, tbl_sensor_settings_640,
310 					ARRAY_SIZE(tbl_sensor_settings_640));
311 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 60, tbl_640[0]);
312 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, tbl_640[1]);
313 		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, tbl_640[2]);
314 		break;
315 	}
316 	return 0;
317 }
318 
319 static int mi1320_configure_alt(struct gspca_dev *gspca_dev)
320 {
321 	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
322 
323 	switch (reso) {
324 	case IMAGE_640:
325 		gspca_dev->alt = 3 + 1;
326 		break;
327 
328 	case IMAGE_800:
329 	case IMAGE_1280:
330 		gspca_dev->alt = 1 + 1;
331 		break;
332 	}
333 	return 0;
334 }
335 
336 static int mi1320_camera_settings(struct gspca_dev *gspca_dev)
337 {
338 	struct sd *sd = (struct sd *) gspca_dev;
339 
340 	s32 backlight = sd->vcur.backlight;
341 	s32 bright = sd->vcur.brightness;
342 	s32 sharp  = sd->vcur.sharpness;
343 	s32 cntr   = sd->vcur.contrast;
344 	s32 gam	   = sd->vcur.gamma;
345 	s32 hue    = sd->vcur.hue;
346 	s32 sat	   = sd->vcur.saturation;
347 	s32 wbal   = sd->vcur.whitebal;
348 	s32 mirror = (((sd->vcur.mirror > 0) ^ sd->mirrorMask) > 0);
349 	s32 flip   = (((sd->vcur.flip   > 0) ^ sd->mirrorMask) > 0);
350 	s32 freq   = (sd->vcur.AC50Hz > 0);
351 	s32 i;
352 
353 	if (freq != sd->vold.AC50Hz) {
354 		sd->vold.AC50Hz = freq;
355 
356 		freq = 2 * (freq == 0);
357 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
358 		ctrl_out(gspca_dev, 0x40, 1, 0xba02, 0x00f1, 0, NULL);
359 		ctrl_out(gspca_dev, 0x40, 1, 0xba00       , 0x005b, 0, NULL);
360 		ctrl_out(gspca_dev, 0x40, 1, 0xba01 + freq, 0x00f1, 0, NULL);
361 	}
362 
363 	if (wbal != sd->vold.whitebal) {
364 		sd->vold.whitebal = wbal;
365 		if (wbal < 0 || wbal > sd->vmax.whitebal)
366 			wbal = 0;
367 
368 		for (i = 0; i < 2; i++) {
369 			if (wbal == 0) { /* Normal light */
370 				ctrl_out(gspca_dev, 0x40, 1,
371 						0x0010, 0x0010, 0, NULL);
372 				ctrl_out(gspca_dev, 0x40, 1,
373 						0x0003, 0x00c1, 0, NULL);
374 				ctrl_out(gspca_dev, 0x40, 1,
375 						0x0042, 0x00c2, 0, NULL);
376 				ctrl_out(gspca_dev, 0x40, 3,
377 						0xba00, 0x0200, 48, dat_wbalNL);
378 			}
379 
380 			if (wbal == 1) { /* Low light */
381 				ctrl_out(gspca_dev, 0x40, 1,
382 						0x0010, 0x0010, 0, NULL);
383 				ctrl_out(gspca_dev, 0x40, 1,
384 						0x0004, 0x00c1, 0, NULL);
385 				ctrl_out(gspca_dev, 0x40, 1,
386 						0x0043, 0x00c2, 0, NULL);
387 				ctrl_out(gspca_dev, 0x40, 3,
388 						0xba00, 0x0200, 48, dat_wbalLL);
389 			}
390 
391 			if (wbal == 2) { /* Back light */
392 				ctrl_out(gspca_dev, 0x40, 1,
393 						0x0010, 0x0010, 0, NULL);
394 				ctrl_out(gspca_dev, 0x40, 1,
395 						0x0003, 0x00c1, 0, NULL);
396 				ctrl_out(gspca_dev, 0x40, 1,
397 						0x0042, 0x00c2, 0, NULL);
398 				ctrl_out(gspca_dev, 0x40, 3,
399 						0xba00, 0x0200, 44, dat_wbalBL);
400 			}
401 		}
402 	}
403 
404 	if (bright != sd->vold.brightness) {
405 		sd->vold.brightness = bright;
406 		if (bright < 0 || bright > sd->vmax.brightness)
407 			bright = 0;
408 
409 		bright = tbl_bright[bright];
410 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
411 		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
412 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + bright, 0x0034, 0, NULL);
413 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + bright, 0x00f1, 0, NULL);
414 	}
415 
416 	if (sat != sd->vold.saturation) {
417 		sd->vold.saturation = sat;
418 		if (sat < 0 || sat > sd->vmax.saturation)
419 			sat = 0;
420 
421 		sat = tbl_sat[sat];
422 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
423 		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
424 		ctrl_out(gspca_dev, 0x40, 1, 0xba00      , 0x0025, 0, NULL);
425 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + sat, 0x00f1, 0, NULL);
426 	}
427 
428 	if (sharp != sd->vold.sharpness) {
429 		sd->vold.sharpness = sharp;
430 		if (sharp < 0 || sharp > sd->vmax.sharpness)
431 			sharp = 0;
432 
433 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
434 		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
435 		ctrl_out(gspca_dev, 0x40, 1, 0xba00        , 0x0005, 0, NULL);
436 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + sharp, 0x00f1, 0, NULL);
437 	}
438 
439 	if (hue != sd->vold.hue) {
440 		/* 0=normal  1=NB  2="sepia"  3=negative  4=other  5=other2 */
441 		if (hue < 0 || hue > sd->vmax.hue)
442 			hue = 0;
443 		if (hue == sd->vmax.hue)
444 			sd->swapRB = 1;
445 		else
446 			sd->swapRB = 0;
447 
448 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
449 		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
450 		ctrl_out(gspca_dev, 0x40, 1, 0xba70, 0x00e2, 0, NULL);
451 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + hue * (hue < 6), 0x00f1,
452 							0, NULL);
453 	}
454 
455 	if (backlight != sd->vold.backlight) {
456 		sd->vold.backlight = backlight;
457 		if (backlight < 0 || backlight > sd->vmax.backlight)
458 			backlight = 0;
459 
460 		backlight = tbl_backlight[backlight];
461 		for (i = 0; i < 2; i++) {
462 			ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
463 			ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
464 			ctrl_out(gspca_dev, 0x40, 1, 0xba74, 0x0006, 0, NULL);
465 			ctrl_out(gspca_dev, 0x40, 1, 0xba80 + backlight, 0x00f1,
466 								0, NULL);
467 		}
468 	}
469 
470 	if (hue != sd->vold.hue) {
471 		sd->vold.hue = hue;
472 
473 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
474 		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
475 		ctrl_out(gspca_dev, 0x40, 1, 0xba70, 0x00e2, 0, NULL);
476 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + hue * (hue < 6), 0x00f1,
477 							0, NULL);
478 	}
479 
480 	if (mirror != sd->vold.mirror || flip != sd->vold.flip) {
481 		u8 dat_hvflip2[4] = {0x20, 0x01, 0xf1, 0x00};
482 		sd->vold.mirror = mirror;
483 		sd->vold.flip = flip;
484 
485 		dat_hvflip2[3] = flip + 2 * mirror;
486 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 4, dat_hvflip1);
487 		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 4, dat_hvflip2);
488 	}
489 
490 	if (gam != sd->vold.gamma) {
491 		sd->vold.gamma = gam;
492 		if (gam < 0 || gam > sd->vmax.gamma)
493 			gam = 0;
494 
495 		gam = 2 * gam;
496 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
497 		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
498 		ctrl_out(gspca_dev, 0x40, 1, 0xba04      , 0x003b, 0, NULL);
499 		ctrl_out(gspca_dev, 0x40, 1, 0xba02 + gam, 0x00f1, 0, NULL);
500 	}
501 
502 	if (cntr != sd->vold.contrast) {
503 		sd->vold.contrast = cntr;
504 		if (cntr < 0 || cntr > sd->vmax.contrast)
505 			cntr = 0;
506 
507 		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
508 		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
509 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + tbl_cntr1[cntr], 0x0035,
510 							0, NULL);
511 		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + tbl_cntr2[cntr], 0x00f1,
512 							0, NULL);
513 	}
514 
515 	return 0;
516 }
517 
518 static void mi1320_post_unset_alt(struct gspca_dev *gspca_dev)
519 {
520 	ctrl_out(gspca_dev, 0x40, 5, 0x0000, 0x0000, 0, NULL);
521 
522 	fetch_validx(gspca_dev, tbl_post_unset_alt,
523 				ARRAY_SIZE(tbl_post_unset_alt));
524 }
525