1// SPDX-License-Identifier: GPL-2.0-or-later
2/* Subdriver for the GL860 chip with the OV9655 sensor
3 * Author Olivier LORIN, from logs done by Simon (Sur3) and Almighurt
4 * on dsd's weblog
5 */
6
7/* Sensor : OV9655 */
8
9#include "gl860.h"
10
11static struct validx tbl_init_at_startup[] = {
12	{0x0000, 0x0000}, {0x0010, 0x0010}, {0x0008, 0x00c0}, {0x0001, 0x00c1},
13	{0x0001, 0x00c2}, {0x0020, 0x0006}, {0x006a, 0x000d},
14
15	{0x0040, 0x0000},
16};
17
18static struct validx tbl_commmon[] = {
19	{0x0041, 0x0000}, {0x006a, 0x0007}, {0x0063, 0x0006}, {0x006a, 0x000d},
20	{0x0000, 0x00c0}, {0x0010, 0x0010}, {0x0001, 0x00c1}, {0x0041, 0x00c2},
21	{0x0004, 0x00d8}, {0x0012, 0x0004}, {0x0000, 0x0058}, {0x0040, 0x0000},
22	{0x00f3, 0x0006}, {0x0058, 0x0000}, {0x0048, 0x0000}, {0x0061, 0x0000},
23};
24
25static s32 tbl_length[] = {12, 56, 52, 54, 56, 42, 32, 12};
26
27static u8 *tbl_640[] = {
28	"\x00\x40\x07\x6a\x06\xf3\x0d\x6a" "\x10\x10\xc1\x01"
29	,
30	"\x12\x80\x00\x00\x01\x98\x02\x80" "\x03\x12\x04\x03\x0b\x57\x0e\x61"
31	"\x0f\x42\x11\x01\x12\x60\x13\x00" "\x14\x3a\x16\x24\x17\x14\x18\x00"
32	"\x19\x01\x1a\x3d\x1e\x04\x24\x3c" "\x25\x36\x26\x72\x27\x08\x28\x08"
33	"\x29\x15\x2a\x00\x2b\x00\x2c\x08"
34	,
35	"\x32\xff\x33\x00\x34\x3d\x35\x00" "\x36\xfa\x38\x72\x39\x57\x3a\x00"
36	"\x3b\x0c\x3d\x99\x3e\x0c\x3f\xc1" "\x40\xc0\x41\x00\x42\xc0\x43\x0a"
37	"\x44\xf0\x45\x46\x46\x62\x47\x2a" "\x48\x3c\x4a\xee\x4b\xe7\x4c\xe7"
38	"\x4d\xe7\x4e\xe7"
39	,
40	"\x4f\x98\x50\x98\x51\x00\x52\x28" "\x53\x70\x54\x98\x58\x1a\x59\x85"
41	"\x5a\xa9\x5b\x64\x5c\x84\x5d\x53" "\x5e\x0e\x5f\xf0\x60\xf0\x61\xf0"
42	"\x62\x00\x63\x00\x64\x02\x65\x20" "\x66\x00\x69\x0a\x6b\x5a\x6c\x04"
43	"\x6d\x55\x6e\x00\x6f\x9d"
44	,
45	"\x70\x15\x71\x78\x72\x00\x73\x00" "\x74\x3a\x75\x35\x76\x01\x77\x02"
46	"\x7a\x24\x7b\x04\x7c\x07\x7d\x10" "\x7e\x28\x7f\x36\x80\x44\x81\x52"
47	"\x82\x60\x83\x6c\x84\x78\x85\x8c" "\x86\x9e\x87\xbb\x88\xd2\x89\xe5"
48	"\x8a\x23\x8c\x8d\x90\x7c\x91\x7b"
49	,
50	"\x9d\x02\x9e\x02\x9f\x74\xa0\x73" "\xa1\x40\xa4\x50\xa5\x68\xa6\x70"
51	"\xa8\xc1\xa9\xef\xaa\x92\xab\x04" "\xac\x80\xad\x80\xae\x80\xaf\x80"
52	"\xb2\xf2\xb3\x20\xb4\x20\xb5\x00" "\xb6\xaf"
53	,
54	"\xbb\xae\xbc\x4f\xbd\x4e\xbe\x6a" "\xbf\x68\xc0\xaa\xc1\xc0\xc2\x01"
55	"\xc3\x4e\xc6\x85\xc7\x81\xc9\xe0" "\xca\xe8\xcb\xf0\xcc\xd8\xcd\x93"
56	,
57	"\xd0\x01\xd1\x08\xd2\xe0\xd3\x01" "\xd4\x10\xd5\x80"
58};
59
60static u8 *tbl_1280[] = {
61	"\x00\x40\x07\x6a\x06\xf3\x0d\x6a" "\x10\x10\xc1\x01"
62	,
63	"\x12\x80\x00\x00\x01\x98\x02\x80" "\x03\x12\x04\x01\x0b\x57\x0e\x61"
64	"\x0f\x42\x11\x00\x12\x00\x13\x00" "\x14\x3a\x16\x24\x17\x1b\x18\xbb"
65	"\x19\x01\x1a\x81\x1e\x04\x24\x3c" "\x25\x36\x26\x72\x27\x08\x28\x08"
66	"\x29\x15\x2a\x00\x2b\x00\x2c\x08"
67	,
68	"\x32\xa4\x33\x00\x34\x3d\x35\x00" "\x36\xf8\x38\x72\x39\x57\x3a\x00"
69	"\x3b\x0c\x3d\x99\x3e\x0c\x3f\xc2" "\x40\xc0\x41\x00\x42\xc0\x43\x0a"
70	"\x44\xf0\x45\x46\x46\x62\x47\x2a" "\x48\x3c\x4a\xec\x4b\xe8\x4c\xe8"
71	"\x4d\xe8\x4e\xe8"
72	,
73	"\x4f\x98\x50\x98\x51\x00\x52\x28" "\x53\x70\x54\x98\x58\x1a\x59\x85"
74	"\x5a\xa9\x5b\x64\x5c\x84\x5d\x53" "\x5e\x0e\x5f\xf0\x60\xf0\x61\xf0"
75	"\x62\x00\x63\x00\x64\x02\x65\x20" "\x66\x00\x69\x02\x6b\x5a\x6c\x04"
76	"\x6d\x55\x6e\x00\x6f\x9d"
77	,
78	"\x70\x08\x71\x78\x72\x00\x73\x01" "\x74\x3a\x75\x35\x76\x01\x77\x02"
79	"\x7a\x24\x7b\x04\x7c\x07\x7d\x10" "\x7e\x28\x7f\x36\x80\x44\x81\x52"
80	"\x82\x60\x83\x6c\x84\x78\x85\x8c" "\x86\x9e\x87\xbb\x88\xd2\x89\xe5"
81	"\x8a\x23\x8c\x0d\x90\x90\x91\x90"
82	,
83	"\x9d\x02\x9e\x02\x9f\x94\xa0\x94" "\xa1\x01\xa4\x50\xa5\x68\xa6\x70"
84	"\xa8\xc1\xa9\xef\xaa\x92\xab\x04" "\xac\x80\xad\x80\xae\x80\xaf\x80"
85	"\xb2\xf2\xb3\x20\xb4\x20\xb5\x00" "\xb6\xaf"
86	,
87	"\xbb\xae\xbc\x38\xbd\x39\xbe\x01" "\xbf\x01\xc0\xe2\xc1\xc0\xc2\x01"
88	"\xc3\x4e\xc6\x85\xc7\x81\xc9\xe0" "\xca\xe8\xcb\xf0\xcc\xd8\xcd\x93"
89	,
90	"\xd0\x21\xd1\x18\xd2\xe0\xd3\x01" "\xd4\x28\xd5\x00"
91};
92
93static u8 c04[] = {0x04};
94static u8 dat_post1[] = "\x04\x00\x10\x20\xa1\x00\x00\x02";
95static u8 dat_post2[] = "\x10\x10\xc1\x02";
96static u8 dat_post3[] = "\x04\x00\x10\x7c\xa1\x00\x00\x04";
97static u8 dat_post4[] = "\x10\x02\xc1\x06";
98static u8 dat_post5[] = "\x04\x00\x10\x7b\xa1\x00\x00\x08";
99static u8 dat_post6[] = "\x10\x10\xc1\x05";
100static u8 dat_post7[] = "\x04\x00\x10\x7c\xa1\x00\x00\x08";
101static u8 dat_post8[] = "\x04\x00\x10\x7c\xa1\x00\x00\x09";
102
103static struct validx tbl_init_post_alt[] = {
104	{0x6032, 0x00ff}, {0x6032, 0x00ff}, {0x6032, 0x00ff}, {0x603c, 0x00ff},
105	{0x6003, 0x00ff}, {0x6032, 0x00ff}, {0x6032, 0x00ff}, {0x6001, 0x00ff},
106	{0x6000, 0x801e},
107	{0xffff, 0xffff},
108	{0x6004, 0x001e}, {0x6000, 0x801e},
109	{0xffff, 0xffff},
110	{0x6004, 0x001e}, {0x6012, 0x0003}, {0x6000, 0x801e},
111	{0xffff, 0xffff},
112	{0x6004, 0x001e}, {0x6000, 0x801e},
113	{0xffff, 0xffff},
114	{0x6004, 0x001e}, {0x6012, 0x0003},
115	{0xffff, 0xffff},
116	{0x6000, 0x801e},
117	{0xffff, 0xffff},
118	{0x6004, 0x001e}, {0x6000, 0x801e},
119	{0xffff, 0xffff},
120	{0x6004, 0x001e}, {0x6012, 0x0003}, {0x6000, 0x801e},
121	{0xffff, 0xffff},
122	{0x6004, 0x001e}, {0x6000, 0x801e},
123	{0xffff, 0xffff},
124	{0x6004, 0x001e}, {0x6012, 0x0003},
125	{0xffff, 0xffff},
126	{0x6000, 0x801e},
127	{0xffff, 0xffff},
128	{0x6004, 0x001e}, {0x6000, 0x801e},
129	{0xffff, 0xffff},
130	{0x6004, 0x001e}, {0x6012, 0x0003},
131};
132
133static int  ov9655_init_at_startup(struct gspca_dev *gspca_dev);
134static int  ov9655_configure_alt(struct gspca_dev *gspca_dev);
135static int  ov9655_init_pre_alt(struct gspca_dev *gspca_dev);
136static int  ov9655_init_post_alt(struct gspca_dev *gspca_dev);
137static void ov9655_post_unset_alt(struct gspca_dev *gspca_dev);
138static int  ov9655_camera_settings(struct gspca_dev *gspca_dev);
139/*==========================================================================*/
140
141void ov9655_init_settings(struct gspca_dev *gspca_dev)
142{
143	struct sd *sd = (struct sd *) gspca_dev;
144
145	sd->vcur.backlight  =   0;
146	sd->vcur.brightness = 128;
147	sd->vcur.sharpness  =   0;
148	sd->vcur.contrast   =   0;
149	sd->vcur.gamma      =   0;
150	sd->vcur.hue        =   0;
151	sd->vcur.saturation =   0;
152	sd->vcur.whitebal   =   0;
153
154	sd->vmax.backlight  =   0;
155	sd->vmax.brightness = 255;
156	sd->vmax.sharpness  =   0;
157	sd->vmax.contrast   =   0;
158	sd->vmax.gamma      =   0;
159	sd->vmax.hue        =   0 + 1;
160	sd->vmax.saturation =   0;
161	sd->vmax.whitebal   =   0;
162	sd->vmax.mirror     = 0;
163	sd->vmax.flip       = 0;
164	sd->vmax.AC50Hz     = 0;
165
166	sd->dev_camera_settings = ov9655_camera_settings;
167	sd->dev_init_at_startup = ov9655_init_at_startup;
168	sd->dev_configure_alt   = ov9655_configure_alt;
169	sd->dev_init_pre_alt    = ov9655_init_pre_alt;
170	sd->dev_post_unset_alt  = ov9655_post_unset_alt;
171}
172
173/*==========================================================================*/
174
175static int ov9655_init_at_startup(struct gspca_dev *gspca_dev)
176{
177	fetch_validx(gspca_dev, tbl_init_at_startup,
178			ARRAY_SIZE(tbl_init_at_startup));
179	fetch_validx(gspca_dev, tbl_commmon, ARRAY_SIZE(tbl_commmon));
180/*	ctrl_out(gspca_dev, 0x40, 11, 0x0000, 0x0000, 0, NULL);*/
181
182	return 0;
183}
184
185static int ov9655_init_pre_alt(struct gspca_dev *gspca_dev)
186{
187	struct sd *sd = (struct sd *) gspca_dev;
188
189	sd->vold.brightness = -1;
190	sd->vold.hue = -1;
191
192	fetch_validx(gspca_dev, tbl_commmon, ARRAY_SIZE(tbl_commmon));
193
194	ov9655_init_post_alt(gspca_dev);
195
196	return 0;
197}
198
199static int ov9655_init_post_alt(struct gspca_dev *gspca_dev)
200{
201	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
202	s32 n; /* reserved for FETCH functions */
203	s32 i;
204	u8 **tbl;
205
206	ctrl_out(gspca_dev, 0x40, 5, 0x0001, 0x0000, 0, NULL);
207
208	tbl = (reso == IMAGE_640) ? tbl_640 : tbl_1280;
209
210	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
211			tbl_length[0], tbl[0]);
212	for (i = 1; i < 7; i++)
213		ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200,
214				tbl_length[i], tbl[i]);
215	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
216			tbl_length[7], tbl[7]);
217
218	n = fetch_validx(gspca_dev, tbl_init_post_alt,
219			ARRAY_SIZE(tbl_init_post_alt));
220
221	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
222	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
223					ARRAY_SIZE(tbl_init_post_alt), n);
224	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
225	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
226					ARRAY_SIZE(tbl_init_post_alt), n);
227	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
228	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
229					ARRAY_SIZE(tbl_init_post_alt), n);
230	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
231	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
232					ARRAY_SIZE(tbl_init_post_alt), n);
233	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post1);
234	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
235					ARRAY_SIZE(tbl_init_post_alt), n);
236
237	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
238	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
239					ARRAY_SIZE(tbl_init_post_alt), n);
240	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
241	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
242					ARRAY_SIZE(tbl_init_post_alt), n);
243	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
244	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
245					ARRAY_SIZE(tbl_init_post_alt), n);
246	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
247	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
248					ARRAY_SIZE(tbl_init_post_alt), n);
249	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post1);
250	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
251					ARRAY_SIZE(tbl_init_post_alt), n);
252
253	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
254	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
255					ARRAY_SIZE(tbl_init_post_alt), n);
256	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
257	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
258					ARRAY_SIZE(tbl_init_post_alt), n);
259
260	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post1);
261
262	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 4, dat_post2);
263	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post3);
264
265	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 4, dat_post4);
266	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post5);
267
268	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 4, dat_post6);
269	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post7);
270
271	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post8);
272
273	ov9655_camera_settings(gspca_dev);
274
275	return 0;
276}
277
278static int ov9655_configure_alt(struct gspca_dev *gspca_dev)
279{
280	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
281
282	switch (reso) {
283	case IMAGE_640:
284		gspca_dev->alt = 1 + 1;
285		break;
286
287	default:
288		gspca_dev->alt = 1 + 1;
289		break;
290	}
291	return 0;
292}
293
294static int ov9655_camera_settings(struct gspca_dev *gspca_dev)
295{
296	struct sd *sd = (struct sd *) gspca_dev;
297
298	u8 dat_bright[] = "\x04\x00\x10\x7c\xa1\x00\x00\x70";
299
300	s32 bright = sd->vcur.brightness;
301	s32 hue    = sd->vcur.hue;
302
303	if (bright != sd->vold.brightness) {
304		sd->vold.brightness = bright;
305		if (bright < 0 || bright > sd->vmax.brightness)
306			bright = 0;
307
308		dat_bright[3] = bright;
309		ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_bright);
310	}
311
312	if (hue != sd->vold.hue) {
313		sd->vold.hue = hue;
314		sd->swapRB = (hue != 0);
315	}
316
317	return 0;
318}
319
320static void ov9655_post_unset_alt(struct gspca_dev *gspca_dev)
321{
322	ctrl_out(gspca_dev, 0x40, 5, 0x0000, 0x0000, 0, NULL);
323	ctrl_out(gspca_dev, 0x40, 1, 0x0061, 0x0000, 0, NULL);
324}
325