Commit | Line | Data |
---|---|---|
54450f59 HV |
1 | /* |
2 | * adv7604 - Analog Devices ADV7604 video decoder driver | |
3 | * | |
4 | * Copyright 2012 Cisco Systems, Inc. and/or its affiliates. All rights reserved. | |
5 | * | |
6 | * This program is free software; you may redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; version 2 of the License. | |
9 | * | |
10 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, | |
11 | * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF | |
12 | * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND | |
13 | * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS | |
14 | * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN | |
15 | * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN | |
16 | * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE | |
17 | * SOFTWARE. | |
18 | * | |
19 | */ | |
20 | ||
21 | /* | |
22 | * References (c = chapter, p = page): | |
23 | * REF_01 - Analog devices, ADV7604, Register Settings Recommendations, | |
24 | * Revision 2.5, June 2010 | |
25 | * REF_02 - Analog devices, Register map documentation, Documentation of | |
26 | * the register maps, Software manual, Rev. F, June 2010 | |
27 | * REF_03 - Analog devices, ADV7604, Hardware Manual, Rev. F, August 2010 | |
28 | */ | |
29 | ||
c72a53ce | 30 | #include <linux/delay.h> |
e9d50e9e | 31 | #include <linux/gpio/consumer.h> |
c72a53ce | 32 | #include <linux/i2c.h> |
54450f59 HV |
33 | #include <linux/kernel.h> |
34 | #include <linux/module.h> | |
35 | #include <linux/slab.h> | |
c72a53ce | 36 | #include <linux/v4l2-dv-timings.h> |
54450f59 HV |
37 | #include <linux/videodev2.h> |
38 | #include <linux/workqueue.h> | |
c72a53ce LP |
39 | |
40 | #include <media/adv7604.h> | |
54450f59 | 41 | #include <media/v4l2-ctrls.h> |
c72a53ce | 42 | #include <media/v4l2-device.h> |
25764158 | 43 | #include <media/v4l2-dv-timings.h> |
6fa88045 | 44 | #include <media/v4l2-of.h> |
54450f59 HV |
45 | |
46 | static int debug; | |
47 | module_param(debug, int, 0644); | |
48 | MODULE_PARM_DESC(debug, "debug level (0-2)"); | |
49 | ||
50 | MODULE_DESCRIPTION("Analog Devices ADV7604 video decoder driver"); | |
51 | MODULE_AUTHOR("Hans Verkuil <hans.verkuil@cisco.com>"); | |
52 | MODULE_AUTHOR("Mats Randgaard <mats.randgaard@cisco.com>"); | |
53 | MODULE_LICENSE("GPL"); | |
54 | ||
55 | /* ADV7604 system clock frequency */ | |
56 | #define ADV7604_fsc (28636360) | |
57 | ||
539b33b0 LP |
58 | #define ADV7604_RGB_OUT (1 << 1) |
59 | ||
60 | #define ADV7604_OP_FORMAT_SEL_8BIT (0 << 0) | |
61 | #define ADV7604_OP_FORMAT_SEL_10BIT (1 << 0) | |
62 | #define ADV7604_OP_FORMAT_SEL_12BIT (2 << 0) | |
63 | ||
64 | #define ADV7604_OP_MODE_SEL_SDR_422 (0 << 5) | |
65 | #define ADV7604_OP_MODE_SEL_DDR_422 (1 << 5) | |
66 | #define ADV7604_OP_MODE_SEL_SDR_444 (2 << 5) | |
67 | #define ADV7604_OP_MODE_SEL_DDR_444 (3 << 5) | |
68 | #define ADV7604_OP_MODE_SEL_SDR_422_2X (4 << 5) | |
69 | #define ADV7604_OP_MODE_SEL_ADI_CM (5 << 5) | |
70 | ||
71 | #define ADV7604_OP_CH_SEL_GBR (0 << 5) | |
72 | #define ADV7604_OP_CH_SEL_GRB (1 << 5) | |
73 | #define ADV7604_OP_CH_SEL_BGR (2 << 5) | |
74 | #define ADV7604_OP_CH_SEL_RGB (3 << 5) | |
75 | #define ADV7604_OP_CH_SEL_BRG (4 << 5) | |
76 | #define ADV7604_OP_CH_SEL_RBG (5 << 5) | |
77 | ||
78 | #define ADV7604_OP_SWAP_CB_CR (1 << 0) | |
79 | ||
d42010a1 LPC |
80 | enum adv7604_type { |
81 | ADV7604, | |
82 | ADV7611, | |
83 | }; | |
84 | ||
85 | struct adv7604_reg_seq { | |
86 | unsigned int reg; | |
87 | u8 val; | |
88 | }; | |
89 | ||
539b33b0 | 90 | struct adv7604_format_info { |
f5fe58fd | 91 | u32 code; |
539b33b0 LP |
92 | u8 op_ch_sel; |
93 | bool rgb_out; | |
94 | bool swap_cb_cr; | |
95 | u8 op_format_sel; | |
96 | }; | |
97 | ||
d42010a1 LPC |
98 | struct adv7604_chip_info { |
99 | enum adv7604_type type; | |
100 | ||
101 | bool has_afe; | |
102 | unsigned int max_port; | |
103 | unsigned int num_dv_ports; | |
104 | ||
105 | unsigned int edid_enable_reg; | |
106 | unsigned int edid_status_reg; | |
107 | unsigned int lcf_reg; | |
108 | ||
109 | unsigned int cable_det_mask; | |
110 | unsigned int tdms_lock_mask; | |
111 | unsigned int fmt_change_digital_mask; | |
112 | ||
539b33b0 LP |
113 | const struct adv7604_format_info *formats; |
114 | unsigned int nformats; | |
115 | ||
d42010a1 LPC |
116 | void (*set_termination)(struct v4l2_subdev *sd, bool enable); |
117 | void (*setup_irqs)(struct v4l2_subdev *sd); | |
118 | unsigned int (*read_hdmi_pixelclock)(struct v4l2_subdev *sd); | |
119 | unsigned int (*read_cable_det)(struct v4l2_subdev *sd); | |
120 | ||
121 | /* 0 = AFE, 1 = HDMI */ | |
122 | const struct adv7604_reg_seq *recommended_settings[2]; | |
123 | unsigned int num_recommended_settings[2]; | |
124 | ||
125 | unsigned long page_mask; | |
126 | }; | |
127 | ||
54450f59 HV |
128 | /* |
129 | ********************************************************************** | |
130 | * | |
131 | * Arrays with configuration parameters for the ADV7604 | |
132 | * | |
133 | ********************************************************************** | |
134 | */ | |
c784b1e2 | 135 | |
54450f59 | 136 | struct adv7604_state { |
d42010a1 | 137 | const struct adv7604_chip_info *info; |
54450f59 | 138 | struct adv7604_platform_data pdata; |
539b33b0 | 139 | |
e9d50e9e LP |
140 | struct gpio_desc *hpd_gpio[4]; |
141 | ||
54450f59 | 142 | struct v4l2_subdev sd; |
c784b1e2 LP |
143 | struct media_pad pads[ADV7604_PAD_MAX]; |
144 | unsigned int source_pad; | |
539b33b0 | 145 | |
54450f59 | 146 | struct v4l2_ctrl_handler hdl; |
539b33b0 | 147 | |
c784b1e2 | 148 | enum adv7604_pad selected_input; |
539b33b0 | 149 | |
54450f59 | 150 | struct v4l2_dv_timings timings; |
539b33b0 LP |
151 | const struct adv7604_format_info *format; |
152 | ||
4a31a93a MR |
153 | struct { |
154 | u8 edid[256]; | |
155 | u32 present; | |
156 | unsigned blocks; | |
157 | } edid; | |
dd08beb9 | 158 | u16 spa_port_a[2]; |
54450f59 HV |
159 | struct v4l2_fract aspect_ratio; |
160 | u32 rgb_quantization_range; | |
161 | struct workqueue_struct *work_queues; | |
162 | struct delayed_work delayed_work_enable_hotplug; | |
cf9afb1d | 163 | bool restart_stdi_once; |
54450f59 HV |
164 | |
165 | /* i2c clients */ | |
05cacb17 | 166 | struct i2c_client *i2c_clients[ADV7604_PAGE_MAX]; |
54450f59 HV |
167 | |
168 | /* controls */ | |
169 | struct v4l2_ctrl *detect_tx_5v_ctrl; | |
170 | struct v4l2_ctrl *analog_sampling_phase_ctrl; | |
171 | struct v4l2_ctrl *free_run_color_manual_ctrl; | |
172 | struct v4l2_ctrl *free_run_color_ctrl; | |
173 | struct v4l2_ctrl *rgb_quantization_range_ctrl; | |
174 | }; | |
175 | ||
d42010a1 LPC |
176 | static bool adv7604_has_afe(struct adv7604_state *state) |
177 | { | |
178 | return state->info->has_afe; | |
179 | } | |
180 | ||
54450f59 HV |
181 | /* Supported CEA and DMT timings */ |
182 | static const struct v4l2_dv_timings adv7604_timings[] = { | |
183 | V4L2_DV_BT_CEA_720X480P59_94, | |
184 | V4L2_DV_BT_CEA_720X576P50, | |
185 | V4L2_DV_BT_CEA_1280X720P24, | |
186 | V4L2_DV_BT_CEA_1280X720P25, | |
54450f59 HV |
187 | V4L2_DV_BT_CEA_1280X720P50, |
188 | V4L2_DV_BT_CEA_1280X720P60, | |
189 | V4L2_DV_BT_CEA_1920X1080P24, | |
190 | V4L2_DV_BT_CEA_1920X1080P25, | |
191 | V4L2_DV_BT_CEA_1920X1080P30, | |
192 | V4L2_DV_BT_CEA_1920X1080P50, | |
193 | V4L2_DV_BT_CEA_1920X1080P60, | |
194 | ||
ccbd5bc4 | 195 | /* sorted by DMT ID */ |
54450f59 HV |
196 | V4L2_DV_BT_DMT_640X350P85, |
197 | V4L2_DV_BT_DMT_640X400P85, | |
198 | V4L2_DV_BT_DMT_720X400P85, | |
199 | V4L2_DV_BT_DMT_640X480P60, | |
200 | V4L2_DV_BT_DMT_640X480P72, | |
201 | V4L2_DV_BT_DMT_640X480P75, | |
202 | V4L2_DV_BT_DMT_640X480P85, | |
203 | V4L2_DV_BT_DMT_800X600P56, | |
204 | V4L2_DV_BT_DMT_800X600P60, | |
205 | V4L2_DV_BT_DMT_800X600P72, | |
206 | V4L2_DV_BT_DMT_800X600P75, | |
207 | V4L2_DV_BT_DMT_800X600P85, | |
208 | V4L2_DV_BT_DMT_848X480P60, | |
209 | V4L2_DV_BT_DMT_1024X768P60, | |
210 | V4L2_DV_BT_DMT_1024X768P70, | |
211 | V4L2_DV_BT_DMT_1024X768P75, | |
212 | V4L2_DV_BT_DMT_1024X768P85, | |
213 | V4L2_DV_BT_DMT_1152X864P75, | |
214 | V4L2_DV_BT_DMT_1280X768P60_RB, | |
215 | V4L2_DV_BT_DMT_1280X768P60, | |
216 | V4L2_DV_BT_DMT_1280X768P75, | |
217 | V4L2_DV_BT_DMT_1280X768P85, | |
218 | V4L2_DV_BT_DMT_1280X800P60_RB, | |
219 | V4L2_DV_BT_DMT_1280X800P60, | |
220 | V4L2_DV_BT_DMT_1280X800P75, | |
221 | V4L2_DV_BT_DMT_1280X800P85, | |
222 | V4L2_DV_BT_DMT_1280X960P60, | |
223 | V4L2_DV_BT_DMT_1280X960P85, | |
224 | V4L2_DV_BT_DMT_1280X1024P60, | |
225 | V4L2_DV_BT_DMT_1280X1024P75, | |
226 | V4L2_DV_BT_DMT_1280X1024P85, | |
227 | V4L2_DV_BT_DMT_1360X768P60, | |
228 | V4L2_DV_BT_DMT_1400X1050P60_RB, | |
229 | V4L2_DV_BT_DMT_1400X1050P60, | |
230 | V4L2_DV_BT_DMT_1400X1050P75, | |
231 | V4L2_DV_BT_DMT_1400X1050P85, | |
232 | V4L2_DV_BT_DMT_1440X900P60_RB, | |
233 | V4L2_DV_BT_DMT_1440X900P60, | |
234 | V4L2_DV_BT_DMT_1600X1200P60, | |
235 | V4L2_DV_BT_DMT_1680X1050P60_RB, | |
236 | V4L2_DV_BT_DMT_1680X1050P60, | |
237 | V4L2_DV_BT_DMT_1792X1344P60, | |
238 | V4L2_DV_BT_DMT_1856X1392P60, | |
239 | V4L2_DV_BT_DMT_1920X1200P60_RB, | |
547ed542 | 240 | V4L2_DV_BT_DMT_1366X768P60_RB, |
54450f59 HV |
241 | V4L2_DV_BT_DMT_1366X768P60, |
242 | V4L2_DV_BT_DMT_1920X1080P60, | |
243 | { }, | |
244 | }; | |
245 | ||
ccbd5bc4 HV |
246 | struct adv7604_video_standards { |
247 | struct v4l2_dv_timings timings; | |
248 | u8 vid_std; | |
249 | u8 v_freq; | |
250 | }; | |
251 | ||
252 | /* sorted by number of lines */ | |
253 | static const struct adv7604_video_standards adv7604_prim_mode_comp[] = { | |
254 | /* { V4L2_DV_BT_CEA_720X480P59_94, 0x0a, 0x00 }, TODO flickering */ | |
255 | { V4L2_DV_BT_CEA_720X576P50, 0x0b, 0x00 }, | |
256 | { V4L2_DV_BT_CEA_1280X720P50, 0x19, 0x01 }, | |
257 | { V4L2_DV_BT_CEA_1280X720P60, 0x19, 0x00 }, | |
258 | { V4L2_DV_BT_CEA_1920X1080P24, 0x1e, 0x04 }, | |
259 | { V4L2_DV_BT_CEA_1920X1080P25, 0x1e, 0x03 }, | |
260 | { V4L2_DV_BT_CEA_1920X1080P30, 0x1e, 0x02 }, | |
261 | { V4L2_DV_BT_CEA_1920X1080P50, 0x1e, 0x01 }, | |
262 | { V4L2_DV_BT_CEA_1920X1080P60, 0x1e, 0x00 }, | |
263 | /* TODO add 1920x1080P60_RB (CVT timing) */ | |
264 | { }, | |
265 | }; | |
266 | ||
267 | /* sorted by number of lines */ | |
268 | static const struct adv7604_video_standards adv7604_prim_mode_gr[] = { | |
269 | { V4L2_DV_BT_DMT_640X480P60, 0x08, 0x00 }, | |
270 | { V4L2_DV_BT_DMT_640X480P72, 0x09, 0x00 }, | |
271 | { V4L2_DV_BT_DMT_640X480P75, 0x0a, 0x00 }, | |
272 | { V4L2_DV_BT_DMT_640X480P85, 0x0b, 0x00 }, | |
273 | { V4L2_DV_BT_DMT_800X600P56, 0x00, 0x00 }, | |
274 | { V4L2_DV_BT_DMT_800X600P60, 0x01, 0x00 }, | |
275 | { V4L2_DV_BT_DMT_800X600P72, 0x02, 0x00 }, | |
276 | { V4L2_DV_BT_DMT_800X600P75, 0x03, 0x00 }, | |
277 | { V4L2_DV_BT_DMT_800X600P85, 0x04, 0x00 }, | |
278 | { V4L2_DV_BT_DMT_1024X768P60, 0x0c, 0x00 }, | |
279 | { V4L2_DV_BT_DMT_1024X768P70, 0x0d, 0x00 }, | |
280 | { V4L2_DV_BT_DMT_1024X768P75, 0x0e, 0x00 }, | |
281 | { V4L2_DV_BT_DMT_1024X768P85, 0x0f, 0x00 }, | |
282 | { V4L2_DV_BT_DMT_1280X1024P60, 0x05, 0x00 }, | |
283 | { V4L2_DV_BT_DMT_1280X1024P75, 0x06, 0x00 }, | |
284 | { V4L2_DV_BT_DMT_1360X768P60, 0x12, 0x00 }, | |
285 | { V4L2_DV_BT_DMT_1366X768P60, 0x13, 0x00 }, | |
286 | { V4L2_DV_BT_DMT_1400X1050P60, 0x14, 0x00 }, | |
287 | { V4L2_DV_BT_DMT_1400X1050P75, 0x15, 0x00 }, | |
288 | { V4L2_DV_BT_DMT_1600X1200P60, 0x16, 0x00 }, /* TODO not tested */ | |
289 | /* TODO add 1600X1200P60_RB (not a DMT timing) */ | |
290 | { V4L2_DV_BT_DMT_1680X1050P60, 0x18, 0x00 }, | |
291 | { V4L2_DV_BT_DMT_1920X1200P60_RB, 0x19, 0x00 }, /* TODO not tested */ | |
292 | { }, | |
293 | }; | |
294 | ||
295 | /* sorted by number of lines */ | |
296 | static const struct adv7604_video_standards adv7604_prim_mode_hdmi_comp[] = { | |
297 | { V4L2_DV_BT_CEA_720X480P59_94, 0x0a, 0x00 }, | |
298 | { V4L2_DV_BT_CEA_720X576P50, 0x0b, 0x00 }, | |
299 | { V4L2_DV_BT_CEA_1280X720P50, 0x13, 0x01 }, | |
300 | { V4L2_DV_BT_CEA_1280X720P60, 0x13, 0x00 }, | |
301 | { V4L2_DV_BT_CEA_1920X1080P24, 0x1e, 0x04 }, | |
302 | { V4L2_DV_BT_CEA_1920X1080P25, 0x1e, 0x03 }, | |
303 | { V4L2_DV_BT_CEA_1920X1080P30, 0x1e, 0x02 }, | |
304 | { V4L2_DV_BT_CEA_1920X1080P50, 0x1e, 0x01 }, | |
305 | { V4L2_DV_BT_CEA_1920X1080P60, 0x1e, 0x00 }, | |
306 | { }, | |
307 | }; | |
308 | ||
309 | /* sorted by number of lines */ | |
310 | static const struct adv7604_video_standards adv7604_prim_mode_hdmi_gr[] = { | |
311 | { V4L2_DV_BT_DMT_640X480P60, 0x08, 0x00 }, | |
312 | { V4L2_DV_BT_DMT_640X480P72, 0x09, 0x00 }, | |
313 | { V4L2_DV_BT_DMT_640X480P75, 0x0a, 0x00 }, | |
314 | { V4L2_DV_BT_DMT_640X480P85, 0x0b, 0x00 }, | |
315 | { V4L2_DV_BT_DMT_800X600P56, 0x00, 0x00 }, | |
316 | { V4L2_DV_BT_DMT_800X600P60, 0x01, 0x00 }, | |
317 | { V4L2_DV_BT_DMT_800X600P72, 0x02, 0x00 }, | |
318 | { V4L2_DV_BT_DMT_800X600P75, 0x03, 0x00 }, | |
319 | { V4L2_DV_BT_DMT_800X600P85, 0x04, 0x00 }, | |
320 | { V4L2_DV_BT_DMT_1024X768P60, 0x0c, 0x00 }, | |
321 | { V4L2_DV_BT_DMT_1024X768P70, 0x0d, 0x00 }, | |
322 | { V4L2_DV_BT_DMT_1024X768P75, 0x0e, 0x00 }, | |
323 | { V4L2_DV_BT_DMT_1024X768P85, 0x0f, 0x00 }, | |
324 | { V4L2_DV_BT_DMT_1280X1024P60, 0x05, 0x00 }, | |
325 | { V4L2_DV_BT_DMT_1280X1024P75, 0x06, 0x00 }, | |
326 | { }, | |
327 | }; | |
328 | ||
54450f59 HV |
329 | /* ----------------------------------------------------------------------- */ |
330 | ||
331 | static inline struct adv7604_state *to_state(struct v4l2_subdev *sd) | |
332 | { | |
333 | return container_of(sd, struct adv7604_state, sd); | |
334 | } | |
335 | ||
54450f59 HV |
336 | static inline unsigned htotal(const struct v4l2_bt_timings *t) |
337 | { | |
eacf8f9a | 338 | return V4L2_DV_BT_FRAME_WIDTH(t); |
54450f59 HV |
339 | } |
340 | ||
54450f59 HV |
341 | static inline unsigned vtotal(const struct v4l2_bt_timings *t) |
342 | { | |
eacf8f9a | 343 | return V4L2_DV_BT_FRAME_HEIGHT(t); |
54450f59 HV |
344 | } |
345 | ||
346 | /* ----------------------------------------------------------------------- */ | |
347 | ||
348 | static s32 adv_smbus_read_byte_data_check(struct i2c_client *client, | |
349 | u8 command, bool check) | |
350 | { | |
351 | union i2c_smbus_data data; | |
352 | ||
353 | if (!i2c_smbus_xfer(client->adapter, client->addr, client->flags, | |
354 | I2C_SMBUS_READ, command, | |
355 | I2C_SMBUS_BYTE_DATA, &data)) | |
356 | return data.byte; | |
357 | if (check) | |
358 | v4l_err(client, "error reading %02x, %02x\n", | |
359 | client->addr, command); | |
360 | return -EIO; | |
361 | } | |
362 | ||
05cacb17 LP |
363 | static s32 adv_smbus_read_byte_data(struct adv7604_state *state, |
364 | enum adv7604_page page, u8 command) | |
54450f59 | 365 | { |
05cacb17 LP |
366 | return adv_smbus_read_byte_data_check(state->i2c_clients[page], |
367 | command, true); | |
54450f59 HV |
368 | } |
369 | ||
05cacb17 LP |
370 | static s32 adv_smbus_write_byte_data(struct adv7604_state *state, |
371 | enum adv7604_page page, u8 command, | |
372 | u8 value) | |
54450f59 | 373 | { |
05cacb17 | 374 | struct i2c_client *client = state->i2c_clients[page]; |
54450f59 HV |
375 | union i2c_smbus_data data; |
376 | int err; | |
377 | int i; | |
378 | ||
379 | data.byte = value; | |
380 | for (i = 0; i < 3; i++) { | |
381 | err = i2c_smbus_xfer(client->adapter, client->addr, | |
382 | client->flags, | |
383 | I2C_SMBUS_WRITE, command, | |
384 | I2C_SMBUS_BYTE_DATA, &data); | |
385 | if (!err) | |
386 | break; | |
387 | } | |
388 | if (err < 0) | |
389 | v4l_err(client, "error writing %02x, %02x, %02x\n", | |
390 | client->addr, command, value); | |
391 | return err; | |
392 | } | |
393 | ||
05cacb17 LP |
394 | static s32 adv_smbus_write_i2c_block_data(struct adv7604_state *state, |
395 | enum adv7604_page page, u8 command, | |
396 | unsigned length, const u8 *values) | |
54450f59 | 397 | { |
05cacb17 | 398 | struct i2c_client *client = state->i2c_clients[page]; |
54450f59 HV |
399 | union i2c_smbus_data data; |
400 | ||
401 | if (length > I2C_SMBUS_BLOCK_MAX) | |
402 | length = I2C_SMBUS_BLOCK_MAX; | |
403 | data.block[0] = length; | |
404 | memcpy(data.block + 1, values, length); | |
405 | return i2c_smbus_xfer(client->adapter, client->addr, client->flags, | |
406 | I2C_SMBUS_WRITE, command, | |
407 | I2C_SMBUS_I2C_BLOCK_DATA, &data); | |
408 | } | |
409 | ||
410 | /* ----------------------------------------------------------------------- */ | |
411 | ||
412 | static inline int io_read(struct v4l2_subdev *sd, u8 reg) | |
413 | { | |
05cacb17 | 414 | struct adv7604_state *state = to_state(sd); |
54450f59 | 415 | |
05cacb17 | 416 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_IO, reg); |
54450f59 HV |
417 | } |
418 | ||
419 | static inline int io_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
420 | { | |
05cacb17 | 421 | struct adv7604_state *state = to_state(sd); |
54450f59 | 422 | |
05cacb17 | 423 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_IO, reg, val); |
54450f59 HV |
424 | } |
425 | ||
22d97e56 | 426 | static inline int io_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) |
54450f59 | 427 | { |
22d97e56 | 428 | return io_write(sd, reg, (io_read(sd, reg) & ~mask) | val); |
54450f59 HV |
429 | } |
430 | ||
431 | static inline int avlink_read(struct v4l2_subdev *sd, u8 reg) | |
432 | { | |
433 | struct adv7604_state *state = to_state(sd); | |
434 | ||
05cacb17 | 435 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_AVLINK, reg); |
54450f59 HV |
436 | } |
437 | ||
438 | static inline int avlink_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
439 | { | |
440 | struct adv7604_state *state = to_state(sd); | |
441 | ||
05cacb17 | 442 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_AVLINK, reg, val); |
54450f59 HV |
443 | } |
444 | ||
445 | static inline int cec_read(struct v4l2_subdev *sd, u8 reg) | |
446 | { | |
447 | struct adv7604_state *state = to_state(sd); | |
448 | ||
05cacb17 | 449 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_CEC, reg); |
54450f59 HV |
450 | } |
451 | ||
452 | static inline int cec_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
453 | { | |
454 | struct adv7604_state *state = to_state(sd); | |
455 | ||
05cacb17 | 456 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_CEC, reg, val); |
54450f59 HV |
457 | } |
458 | ||
54450f59 HV |
459 | static inline int infoframe_read(struct v4l2_subdev *sd, u8 reg) |
460 | { | |
461 | struct adv7604_state *state = to_state(sd); | |
462 | ||
05cacb17 | 463 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_INFOFRAME, reg); |
54450f59 HV |
464 | } |
465 | ||
466 | static inline int infoframe_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
467 | { | |
468 | struct adv7604_state *state = to_state(sd); | |
469 | ||
05cacb17 LP |
470 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_INFOFRAME, |
471 | reg, val); | |
54450f59 HV |
472 | } |
473 | ||
54450f59 HV |
474 | static inline int afe_read(struct v4l2_subdev *sd, u8 reg) |
475 | { | |
476 | struct adv7604_state *state = to_state(sd); | |
477 | ||
05cacb17 | 478 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_AFE, reg); |
54450f59 HV |
479 | } |
480 | ||
481 | static inline int afe_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
482 | { | |
483 | struct adv7604_state *state = to_state(sd); | |
484 | ||
05cacb17 | 485 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_AFE, reg, val); |
54450f59 HV |
486 | } |
487 | ||
488 | static inline int rep_read(struct v4l2_subdev *sd, u8 reg) | |
489 | { | |
490 | struct adv7604_state *state = to_state(sd); | |
491 | ||
05cacb17 | 492 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_REP, reg); |
54450f59 HV |
493 | } |
494 | ||
495 | static inline int rep_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
496 | { | |
497 | struct adv7604_state *state = to_state(sd); | |
498 | ||
05cacb17 | 499 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_REP, reg, val); |
54450f59 HV |
500 | } |
501 | ||
22d97e56 | 502 | static inline int rep_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) |
54450f59 | 503 | { |
22d97e56 | 504 | return rep_write(sd, reg, (rep_read(sd, reg) & ~mask) | val); |
54450f59 HV |
505 | } |
506 | ||
507 | static inline int edid_read(struct v4l2_subdev *sd, u8 reg) | |
508 | { | |
509 | struct adv7604_state *state = to_state(sd); | |
510 | ||
05cacb17 | 511 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_EDID, reg); |
54450f59 HV |
512 | } |
513 | ||
514 | static inline int edid_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
515 | { | |
516 | struct adv7604_state *state = to_state(sd); | |
517 | ||
05cacb17 | 518 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_EDID, reg, val); |
54450f59 HV |
519 | } |
520 | ||
54450f59 HV |
521 | static inline int edid_write_block(struct v4l2_subdev *sd, |
522 | unsigned len, const u8 *val) | |
523 | { | |
54450f59 HV |
524 | struct adv7604_state *state = to_state(sd); |
525 | int err = 0; | |
526 | int i; | |
527 | ||
528 | v4l2_dbg(2, debug, sd, "%s: write EDID block (%d byte)\n", __func__, len); | |
529 | ||
54450f59 | 530 | for (i = 0; !err && i < len; i += I2C_SMBUS_BLOCK_MAX) |
05cacb17 LP |
531 | err = adv_smbus_write_i2c_block_data(state, ADV7604_PAGE_EDID, |
532 | i, I2C_SMBUS_BLOCK_MAX, val + i); | |
dd08beb9 MR |
533 | return err; |
534 | } | |
54450f59 | 535 | |
e9d50e9e LP |
536 | static void adv7604_set_hpd(struct adv7604_state *state, unsigned int hpd) |
537 | { | |
538 | unsigned int i; | |
539 | ||
540 | for (i = 0; i < state->info->num_dv_ports; ++i) { | |
541 | if (IS_ERR(state->hpd_gpio[i])) | |
542 | continue; | |
543 | ||
544 | gpiod_set_value_cansleep(state->hpd_gpio[i], hpd & BIT(i)); | |
545 | } | |
546 | ||
547 | v4l2_subdev_notify(&state->sd, ADV7604_HOTPLUG, &hpd); | |
548 | } | |
549 | ||
dd08beb9 MR |
550 | static void adv7604_delayed_work_enable_hotplug(struct work_struct *work) |
551 | { | |
552 | struct delayed_work *dwork = to_delayed_work(work); | |
553 | struct adv7604_state *state = container_of(dwork, struct adv7604_state, | |
554 | delayed_work_enable_hotplug); | |
555 | struct v4l2_subdev *sd = &state->sd; | |
54450f59 | 556 | |
dd08beb9 | 557 | v4l2_dbg(2, debug, sd, "%s: enable hotplug\n", __func__); |
54450f59 | 558 | |
e9d50e9e | 559 | adv7604_set_hpd(state, state->edid.present); |
54450f59 HV |
560 | } |
561 | ||
562 | static inline int hdmi_read(struct v4l2_subdev *sd, u8 reg) | |
563 | { | |
564 | struct adv7604_state *state = to_state(sd); | |
565 | ||
05cacb17 | 566 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_HDMI, reg); |
54450f59 HV |
567 | } |
568 | ||
51182a94 LP |
569 | static u16 hdmi_read16(struct v4l2_subdev *sd, u8 reg, u16 mask) |
570 | { | |
571 | return ((hdmi_read(sd, reg) << 8) | hdmi_read(sd, reg + 1)) & mask; | |
572 | } | |
573 | ||
54450f59 HV |
574 | static inline int hdmi_write(struct v4l2_subdev *sd, u8 reg, u8 val) |
575 | { | |
576 | struct adv7604_state *state = to_state(sd); | |
577 | ||
05cacb17 | 578 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_HDMI, reg, val); |
54450f59 HV |
579 | } |
580 | ||
22d97e56 | 581 | static inline int hdmi_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) |
4a31a93a | 582 | { |
22d97e56 | 583 | return hdmi_write(sd, reg, (hdmi_read(sd, reg) & ~mask) | val); |
4a31a93a MR |
584 | } |
585 | ||
54450f59 HV |
586 | static inline int test_write(struct v4l2_subdev *sd, u8 reg, u8 val) |
587 | { | |
588 | struct adv7604_state *state = to_state(sd); | |
589 | ||
05cacb17 | 590 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_TEST, reg, val); |
54450f59 HV |
591 | } |
592 | ||
593 | static inline int cp_read(struct v4l2_subdev *sd, u8 reg) | |
594 | { | |
595 | struct adv7604_state *state = to_state(sd); | |
596 | ||
05cacb17 | 597 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_CP, reg); |
54450f59 HV |
598 | } |
599 | ||
51182a94 LP |
600 | static u16 cp_read16(struct v4l2_subdev *sd, u8 reg, u16 mask) |
601 | { | |
602 | return ((cp_read(sd, reg) << 8) | cp_read(sd, reg + 1)) & mask; | |
603 | } | |
604 | ||
54450f59 HV |
605 | static inline int cp_write(struct v4l2_subdev *sd, u8 reg, u8 val) |
606 | { | |
607 | struct adv7604_state *state = to_state(sd); | |
608 | ||
05cacb17 | 609 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_CP, reg, val); |
54450f59 HV |
610 | } |
611 | ||
22d97e56 | 612 | static inline int cp_write_clr_set(struct v4l2_subdev *sd, u8 reg, u8 mask, u8 val) |
54450f59 | 613 | { |
22d97e56 | 614 | return cp_write(sd, reg, (cp_read(sd, reg) & ~mask) | val); |
54450f59 HV |
615 | } |
616 | ||
617 | static inline int vdp_read(struct v4l2_subdev *sd, u8 reg) | |
618 | { | |
619 | struct adv7604_state *state = to_state(sd); | |
620 | ||
05cacb17 | 621 | return adv_smbus_read_byte_data(state, ADV7604_PAGE_VDP, reg); |
54450f59 HV |
622 | } |
623 | ||
624 | static inline int vdp_write(struct v4l2_subdev *sd, u8 reg, u8 val) | |
625 | { | |
626 | struct adv7604_state *state = to_state(sd); | |
627 | ||
05cacb17 LP |
628 | return adv_smbus_write_byte_data(state, ADV7604_PAGE_VDP, reg, val); |
629 | } | |
d42010a1 LPC |
630 | |
631 | #define ADV7604_REG(page, offset) (((page) << 8) | (offset)) | |
632 | #define ADV7604_REG_SEQ_TERM 0xffff | |
633 | ||
634 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
635 | static int adv7604_read_reg(struct v4l2_subdev *sd, unsigned int reg) | |
636 | { | |
637 | struct adv7604_state *state = to_state(sd); | |
638 | unsigned int page = reg >> 8; | |
639 | ||
640 | if (!(BIT(page) & state->info->page_mask)) | |
641 | return -EINVAL; | |
642 | ||
643 | reg &= 0xff; | |
644 | ||
05cacb17 | 645 | return adv_smbus_read_byte_data(state, page, reg); |
d42010a1 LPC |
646 | } |
647 | #endif | |
648 | ||
649 | static int adv7604_write_reg(struct v4l2_subdev *sd, unsigned int reg, u8 val) | |
650 | { | |
651 | struct adv7604_state *state = to_state(sd); | |
652 | unsigned int page = reg >> 8; | |
653 | ||
654 | if (!(BIT(page) & state->info->page_mask)) | |
655 | return -EINVAL; | |
656 | ||
657 | reg &= 0xff; | |
658 | ||
05cacb17 | 659 | return adv_smbus_write_byte_data(state, page, reg, val); |
d42010a1 LPC |
660 | } |
661 | ||
662 | static void adv7604_write_reg_seq(struct v4l2_subdev *sd, | |
663 | const struct adv7604_reg_seq *reg_seq) | |
664 | { | |
665 | unsigned int i; | |
666 | ||
667 | for (i = 0; reg_seq[i].reg != ADV7604_REG_SEQ_TERM; i++) | |
668 | adv7604_write_reg(sd, reg_seq[i].reg, reg_seq[i].val); | |
669 | } | |
670 | ||
539b33b0 LP |
671 | /* ----------------------------------------------------------------------------- |
672 | * Format helpers | |
673 | */ | |
674 | ||
675 | static const struct adv7604_format_info adv7604_formats[] = { | |
f5fe58fd | 676 | { MEDIA_BUS_FMT_RGB888_1X24, ADV7604_OP_CH_SEL_RGB, true, false, |
539b33b0 | 677 | ADV7604_OP_MODE_SEL_SDR_444 | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 678 | { MEDIA_BUS_FMT_YUYV8_2X8, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 679 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 680 | { MEDIA_BUS_FMT_YVYU8_2X8, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 681 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 682 | { MEDIA_BUS_FMT_YUYV10_2X10, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 683 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_10BIT }, |
f5fe58fd | 684 | { MEDIA_BUS_FMT_YVYU10_2X10, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 685 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_10BIT }, |
f5fe58fd | 686 | { MEDIA_BUS_FMT_YUYV12_2X12, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 687 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 688 | { MEDIA_BUS_FMT_YVYU12_2X12, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 689 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 690 | { MEDIA_BUS_FMT_UYVY8_1X16, ADV7604_OP_CH_SEL_RBG, false, false, |
539b33b0 | 691 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 692 | { MEDIA_BUS_FMT_VYUY8_1X16, ADV7604_OP_CH_SEL_RBG, false, true, |
539b33b0 | 693 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 694 | { MEDIA_BUS_FMT_YUYV8_1X16, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 695 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 696 | { MEDIA_BUS_FMT_YVYU8_1X16, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 697 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 698 | { MEDIA_BUS_FMT_UYVY10_1X20, ADV7604_OP_CH_SEL_RBG, false, false, |
539b33b0 | 699 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_10BIT }, |
f5fe58fd | 700 | { MEDIA_BUS_FMT_VYUY10_1X20, ADV7604_OP_CH_SEL_RBG, false, true, |
539b33b0 | 701 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_10BIT }, |
f5fe58fd | 702 | { MEDIA_BUS_FMT_YUYV10_1X20, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 703 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_10BIT }, |
f5fe58fd | 704 | { MEDIA_BUS_FMT_YVYU10_1X20, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 705 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_10BIT }, |
f5fe58fd | 706 | { MEDIA_BUS_FMT_UYVY12_1X24, ADV7604_OP_CH_SEL_RBG, false, false, |
539b33b0 | 707 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 708 | { MEDIA_BUS_FMT_VYUY12_1X24, ADV7604_OP_CH_SEL_RBG, false, true, |
539b33b0 | 709 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 710 | { MEDIA_BUS_FMT_YUYV12_1X24, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 711 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 712 | { MEDIA_BUS_FMT_YVYU12_1X24, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 LP |
713 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
714 | }; | |
715 | ||
716 | static const struct adv7604_format_info adv7611_formats[] = { | |
f5fe58fd | 717 | { MEDIA_BUS_FMT_RGB888_1X24, ADV7604_OP_CH_SEL_RGB, true, false, |
539b33b0 | 718 | ADV7604_OP_MODE_SEL_SDR_444 | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 719 | { MEDIA_BUS_FMT_YUYV8_2X8, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 720 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 721 | { MEDIA_BUS_FMT_YVYU8_2X8, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 722 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 723 | { MEDIA_BUS_FMT_YUYV12_2X12, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 724 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 725 | { MEDIA_BUS_FMT_YVYU12_2X12, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 726 | ADV7604_OP_MODE_SEL_SDR_422 | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 727 | { MEDIA_BUS_FMT_UYVY8_1X16, ADV7604_OP_CH_SEL_RBG, false, false, |
539b33b0 | 728 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 729 | { MEDIA_BUS_FMT_VYUY8_1X16, ADV7604_OP_CH_SEL_RBG, false, true, |
539b33b0 | 730 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 731 | { MEDIA_BUS_FMT_YUYV8_1X16, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 732 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 733 | { MEDIA_BUS_FMT_YVYU8_1X16, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 | 734 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_8BIT }, |
f5fe58fd | 735 | { MEDIA_BUS_FMT_UYVY12_1X24, ADV7604_OP_CH_SEL_RBG, false, false, |
539b33b0 | 736 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 737 | { MEDIA_BUS_FMT_VYUY12_1X24, ADV7604_OP_CH_SEL_RBG, false, true, |
539b33b0 | 738 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 739 | { MEDIA_BUS_FMT_YUYV12_1X24, ADV7604_OP_CH_SEL_RGB, false, false, |
539b33b0 | 740 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
f5fe58fd | 741 | { MEDIA_BUS_FMT_YVYU12_1X24, ADV7604_OP_CH_SEL_RGB, false, true, |
539b33b0 LP |
742 | ADV7604_OP_MODE_SEL_SDR_422_2X | ADV7604_OP_FORMAT_SEL_12BIT }, |
743 | }; | |
744 | ||
745 | static const struct adv7604_format_info * | |
f5fe58fd | 746 | adv7604_format_info(struct adv7604_state *state, u32 code) |
539b33b0 LP |
747 | { |
748 | unsigned int i; | |
749 | ||
750 | for (i = 0; i < state->info->nformats; ++i) { | |
751 | if (state->info->formats[i].code == code) | |
752 | return &state->info->formats[i]; | |
753 | } | |
754 | ||
755 | return NULL; | |
756 | } | |
757 | ||
54450f59 HV |
758 | /* ----------------------------------------------------------------------- */ |
759 | ||
4a31a93a MR |
760 | static inline bool is_analog_input(struct v4l2_subdev *sd) |
761 | { | |
762 | struct adv7604_state *state = to_state(sd); | |
763 | ||
c784b1e2 LP |
764 | return state->selected_input == ADV7604_PAD_VGA_RGB || |
765 | state->selected_input == ADV7604_PAD_VGA_COMP; | |
4a31a93a MR |
766 | } |
767 | ||
768 | static inline bool is_digital_input(struct v4l2_subdev *sd) | |
769 | { | |
770 | struct adv7604_state *state = to_state(sd); | |
771 | ||
c784b1e2 LP |
772 | return state->selected_input == ADV7604_PAD_HDMI_PORT_A || |
773 | state->selected_input == ADV7604_PAD_HDMI_PORT_B || | |
774 | state->selected_input == ADV7604_PAD_HDMI_PORT_C || | |
775 | state->selected_input == ADV7604_PAD_HDMI_PORT_D; | |
4a31a93a MR |
776 | } |
777 | ||
778 | /* ----------------------------------------------------------------------- */ | |
779 | ||
54450f59 HV |
780 | #ifdef CONFIG_VIDEO_ADV_DEBUG |
781 | static void adv7604_inv_register(struct v4l2_subdev *sd) | |
782 | { | |
783 | v4l2_info(sd, "0x000-0x0ff: IO Map\n"); | |
784 | v4l2_info(sd, "0x100-0x1ff: AVLink Map\n"); | |
785 | v4l2_info(sd, "0x200-0x2ff: CEC Map\n"); | |
786 | v4l2_info(sd, "0x300-0x3ff: InfoFrame Map\n"); | |
787 | v4l2_info(sd, "0x400-0x4ff: ESDP Map\n"); | |
788 | v4l2_info(sd, "0x500-0x5ff: DPP Map\n"); | |
789 | v4l2_info(sd, "0x600-0x6ff: AFE Map\n"); | |
790 | v4l2_info(sd, "0x700-0x7ff: Repeater Map\n"); | |
791 | v4l2_info(sd, "0x800-0x8ff: EDID Map\n"); | |
792 | v4l2_info(sd, "0x900-0x9ff: HDMI Map\n"); | |
793 | v4l2_info(sd, "0xa00-0xaff: Test Map\n"); | |
794 | v4l2_info(sd, "0xb00-0xbff: CP Map\n"); | |
795 | v4l2_info(sd, "0xc00-0xcff: VDP Map\n"); | |
796 | } | |
797 | ||
798 | static int adv7604_g_register(struct v4l2_subdev *sd, | |
799 | struct v4l2_dbg_register *reg) | |
800 | { | |
d42010a1 LPC |
801 | int ret; |
802 | ||
803 | ret = adv7604_read_reg(sd, reg->reg); | |
804 | if (ret < 0) { | |
54450f59 HV |
805 | v4l2_info(sd, "Register %03llx not supported\n", reg->reg); |
806 | adv7604_inv_register(sd); | |
d42010a1 | 807 | return ret; |
54450f59 | 808 | } |
d42010a1 LPC |
809 | |
810 | reg->size = 1; | |
811 | reg->val = ret; | |
812 | ||
54450f59 HV |
813 | return 0; |
814 | } | |
815 | ||
816 | static int adv7604_s_register(struct v4l2_subdev *sd, | |
977ba3b1 | 817 | const struct v4l2_dbg_register *reg) |
54450f59 | 818 | { |
d42010a1 | 819 | int ret; |
1577461b | 820 | |
d42010a1 LPC |
821 | ret = adv7604_write_reg(sd, reg->reg, reg->val); |
822 | if (ret < 0) { | |
54450f59 HV |
823 | v4l2_info(sd, "Register %03llx not supported\n", reg->reg); |
824 | adv7604_inv_register(sd); | |
d42010a1 | 825 | return ret; |
54450f59 | 826 | } |
d42010a1 | 827 | |
54450f59 HV |
828 | return 0; |
829 | } | |
830 | #endif | |
831 | ||
d42010a1 LPC |
832 | static unsigned int adv7604_read_cable_det(struct v4l2_subdev *sd) |
833 | { | |
834 | u8 value = io_read(sd, 0x6f); | |
835 | ||
836 | return ((value & 0x10) >> 4) | |
837 | | ((value & 0x08) >> 2) | |
838 | | ((value & 0x04) << 0) | |
839 | | ((value & 0x02) << 2); | |
840 | } | |
841 | ||
842 | static unsigned int adv7611_read_cable_det(struct v4l2_subdev *sd) | |
843 | { | |
844 | u8 value = io_read(sd, 0x6f); | |
845 | ||
846 | return value & 1; | |
847 | } | |
848 | ||
54450f59 HV |
849 | static int adv7604_s_detect_tx_5v_ctrl(struct v4l2_subdev *sd) |
850 | { | |
851 | struct adv7604_state *state = to_state(sd); | |
d42010a1 | 852 | const struct adv7604_chip_info *info = state->info; |
54450f59 | 853 | |
54450f59 | 854 | return v4l2_ctrl_s_ctrl(state->detect_tx_5v_ctrl, |
d42010a1 | 855 | info->read_cable_det(sd)); |
54450f59 HV |
856 | } |
857 | ||
ccbd5bc4 HV |
858 | static int find_and_set_predefined_video_timings(struct v4l2_subdev *sd, |
859 | u8 prim_mode, | |
860 | const struct adv7604_video_standards *predef_vid_timings, | |
861 | const struct v4l2_dv_timings *timings) | |
862 | { | |
ccbd5bc4 HV |
863 | int i; |
864 | ||
865 | for (i = 0; predef_vid_timings[i].timings.bt.width; i++) { | |
ef1ed8f5 | 866 | if (!v4l2_match_dv_timings(timings, &predef_vid_timings[i].timings, |
4a31a93a | 867 | is_digital_input(sd) ? 250000 : 1000000)) |
ccbd5bc4 HV |
868 | continue; |
869 | io_write(sd, 0x00, predef_vid_timings[i].vid_std); /* video std */ | |
870 | io_write(sd, 0x01, (predef_vid_timings[i].v_freq << 4) + | |
871 | prim_mode); /* v_freq and prim mode */ | |
872 | return 0; | |
873 | } | |
874 | ||
875 | return -1; | |
876 | } | |
877 | ||
878 | static int configure_predefined_video_timings(struct v4l2_subdev *sd, | |
879 | struct v4l2_dv_timings *timings) | |
54450f59 | 880 | { |
ccbd5bc4 HV |
881 | struct adv7604_state *state = to_state(sd); |
882 | int err; | |
883 | ||
884 | v4l2_dbg(1, debug, sd, "%s", __func__); | |
885 | ||
d42010a1 LPC |
886 | if (adv7604_has_afe(state)) { |
887 | /* reset to default values */ | |
888 | io_write(sd, 0x16, 0x43); | |
889 | io_write(sd, 0x17, 0x5a); | |
890 | } | |
ccbd5bc4 | 891 | /* disable embedded syncs for auto graphics mode */ |
22d97e56 | 892 | cp_write_clr_set(sd, 0x81, 0x10, 0x00); |
ccbd5bc4 HV |
893 | cp_write(sd, 0x8f, 0x00); |
894 | cp_write(sd, 0x90, 0x00); | |
895 | cp_write(sd, 0xa2, 0x00); | |
896 | cp_write(sd, 0xa3, 0x00); | |
897 | cp_write(sd, 0xa4, 0x00); | |
898 | cp_write(sd, 0xa5, 0x00); | |
899 | cp_write(sd, 0xa6, 0x00); | |
900 | cp_write(sd, 0xa7, 0x00); | |
901 | cp_write(sd, 0xab, 0x00); | |
902 | cp_write(sd, 0xac, 0x00); | |
903 | ||
4a31a93a | 904 | if (is_analog_input(sd)) { |
ccbd5bc4 HV |
905 | err = find_and_set_predefined_video_timings(sd, |
906 | 0x01, adv7604_prim_mode_comp, timings); | |
907 | if (err) | |
908 | err = find_and_set_predefined_video_timings(sd, | |
909 | 0x02, adv7604_prim_mode_gr, timings); | |
4a31a93a | 910 | } else if (is_digital_input(sd)) { |
ccbd5bc4 HV |
911 | err = find_and_set_predefined_video_timings(sd, |
912 | 0x05, adv7604_prim_mode_hdmi_comp, timings); | |
913 | if (err) | |
914 | err = find_and_set_predefined_video_timings(sd, | |
915 | 0x06, adv7604_prim_mode_hdmi_gr, timings); | |
4a31a93a MR |
916 | } else { |
917 | v4l2_dbg(2, debug, sd, "%s: Unknown port %d selected\n", | |
918 | __func__, state->selected_input); | |
ccbd5bc4 | 919 | err = -1; |
ccbd5bc4 HV |
920 | } |
921 | ||
922 | ||
923 | return err; | |
924 | } | |
925 | ||
926 | static void configure_custom_video_timings(struct v4l2_subdev *sd, | |
927 | const struct v4l2_bt_timings *bt) | |
928 | { | |
929 | struct adv7604_state *state = to_state(sd); | |
ccbd5bc4 HV |
930 | u32 width = htotal(bt); |
931 | u32 height = vtotal(bt); | |
932 | u16 cp_start_sav = bt->hsync + bt->hbackporch - 4; | |
933 | u16 cp_start_eav = width - bt->hfrontporch; | |
934 | u16 cp_start_vbi = height - bt->vfrontporch; | |
935 | u16 cp_end_vbi = bt->vsync + bt->vbackporch; | |
936 | u16 ch1_fr_ll = (((u32)bt->pixelclock / 100) > 0) ? | |
937 | ((width * (ADV7604_fsc / 100)) / ((u32)bt->pixelclock / 100)) : 0; | |
938 | const u8 pll[2] = { | |
939 | 0xc0 | ((width >> 8) & 0x1f), | |
940 | width & 0xff | |
941 | }; | |
54450f59 HV |
942 | |
943 | v4l2_dbg(2, debug, sd, "%s\n", __func__); | |
944 | ||
4a31a93a | 945 | if (is_analog_input(sd)) { |
ccbd5bc4 HV |
946 | /* auto graphics */ |
947 | io_write(sd, 0x00, 0x07); /* video std */ | |
948 | io_write(sd, 0x01, 0x02); /* prim mode */ | |
949 | /* enable embedded syncs for auto graphics mode */ | |
22d97e56 | 950 | cp_write_clr_set(sd, 0x81, 0x10, 0x10); |
54450f59 | 951 | |
ccbd5bc4 | 952 | /* Should only be set in auto-graphics mode [REF_02, p. 91-92] */ |
54450f59 HV |
953 | /* setup PLL_DIV_MAN_EN and PLL_DIV_RATIO */ |
954 | /* IO-map reg. 0x16 and 0x17 should be written in sequence */ | |
05cacb17 LP |
955 | if (adv_smbus_write_i2c_block_data(state, ADV7604_PAGE_IO, |
956 | 0x16, 2, pll)) | |
54450f59 | 957 | v4l2_err(sd, "writing to reg 0x16 and 0x17 failed\n"); |
54450f59 HV |
958 | |
959 | /* active video - horizontal timing */ | |
54450f59 | 960 | cp_write(sd, 0xa2, (cp_start_sav >> 4) & 0xff); |
ccbd5bc4 | 961 | cp_write(sd, 0xa3, ((cp_start_sav & 0x0f) << 4) | |
4a31a93a | 962 | ((cp_start_eav >> 8) & 0x0f)); |
54450f59 HV |
963 | cp_write(sd, 0xa4, cp_start_eav & 0xff); |
964 | ||
965 | /* active video - vertical timing */ | |
54450f59 | 966 | cp_write(sd, 0xa5, (cp_start_vbi >> 4) & 0xff); |
ccbd5bc4 | 967 | cp_write(sd, 0xa6, ((cp_start_vbi & 0xf) << 4) | |
4a31a93a | 968 | ((cp_end_vbi >> 8) & 0xf)); |
54450f59 | 969 | cp_write(sd, 0xa7, cp_end_vbi & 0xff); |
4a31a93a | 970 | } else if (is_digital_input(sd)) { |
ccbd5bc4 | 971 | /* set default prim_mode/vid_std for HDMI |
39c1cb2b | 972 | according to [REF_03, c. 4.2] */ |
ccbd5bc4 HV |
973 | io_write(sd, 0x00, 0x02); /* video std */ |
974 | io_write(sd, 0x01, 0x06); /* prim mode */ | |
4a31a93a MR |
975 | } else { |
976 | v4l2_dbg(2, debug, sd, "%s: Unknown port %d selected\n", | |
977 | __func__, state->selected_input); | |
54450f59 | 978 | } |
54450f59 | 979 | |
ccbd5bc4 HV |
980 | cp_write(sd, 0x8f, (ch1_fr_ll >> 8) & 0x7); |
981 | cp_write(sd, 0x90, ch1_fr_ll & 0xff); | |
982 | cp_write(sd, 0xab, (height >> 4) & 0xff); | |
983 | cp_write(sd, 0xac, (height & 0x0f) << 4); | |
984 | } | |
54450f59 | 985 | |
5c6c6349 MR |
986 | static void adv7604_set_offset(struct v4l2_subdev *sd, bool auto_offset, u16 offset_a, u16 offset_b, u16 offset_c) |
987 | { | |
988 | struct adv7604_state *state = to_state(sd); | |
989 | u8 offset_buf[4]; | |
990 | ||
991 | if (auto_offset) { | |
992 | offset_a = 0x3ff; | |
993 | offset_b = 0x3ff; | |
994 | offset_c = 0x3ff; | |
995 | } | |
996 | ||
997 | v4l2_dbg(2, debug, sd, "%s: %s offset: a = 0x%x, b = 0x%x, c = 0x%x\n", | |
998 | __func__, auto_offset ? "Auto" : "Manual", | |
999 | offset_a, offset_b, offset_c); | |
1000 | ||
1001 | offset_buf[0] = (cp_read(sd, 0x77) & 0xc0) | ((offset_a & 0x3f0) >> 4); | |
1002 | offset_buf[1] = ((offset_a & 0x00f) << 4) | ((offset_b & 0x3c0) >> 6); | |
1003 | offset_buf[2] = ((offset_b & 0x03f) << 2) | ((offset_c & 0x300) >> 8); | |
1004 | offset_buf[3] = offset_c & 0x0ff; | |
1005 | ||
1006 | /* Registers must be written in this order with no i2c access in between */ | |
05cacb17 LP |
1007 | if (adv_smbus_write_i2c_block_data(state, ADV7604_PAGE_CP, |
1008 | 0x77, 4, offset_buf)) | |
5c6c6349 MR |
1009 | v4l2_err(sd, "%s: i2c error writing to CP reg 0x77, 0x78, 0x79, 0x7a\n", __func__); |
1010 | } | |
1011 | ||
1012 | static void adv7604_set_gain(struct v4l2_subdev *sd, bool auto_gain, u16 gain_a, u16 gain_b, u16 gain_c) | |
1013 | { | |
1014 | struct adv7604_state *state = to_state(sd); | |
1015 | u8 gain_buf[4]; | |
1016 | u8 gain_man = 1; | |
1017 | u8 agc_mode_man = 1; | |
1018 | ||
1019 | if (auto_gain) { | |
1020 | gain_man = 0; | |
1021 | agc_mode_man = 0; | |
1022 | gain_a = 0x100; | |
1023 | gain_b = 0x100; | |
1024 | gain_c = 0x100; | |
1025 | } | |
1026 | ||
1027 | v4l2_dbg(2, debug, sd, "%s: %s gain: a = 0x%x, b = 0x%x, c = 0x%x\n", | |
1028 | __func__, auto_gain ? "Auto" : "Manual", | |
1029 | gain_a, gain_b, gain_c); | |
1030 | ||
1031 | gain_buf[0] = ((gain_man << 7) | (agc_mode_man << 6) | ((gain_a & 0x3f0) >> 4)); | |
1032 | gain_buf[1] = (((gain_a & 0x00f) << 4) | ((gain_b & 0x3c0) >> 6)); | |
1033 | gain_buf[2] = (((gain_b & 0x03f) << 2) | ((gain_c & 0x300) >> 8)); | |
1034 | gain_buf[3] = ((gain_c & 0x0ff)); | |
1035 | ||
1036 | /* Registers must be written in this order with no i2c access in between */ | |
05cacb17 LP |
1037 | if (adv_smbus_write_i2c_block_data(state, ADV7604_PAGE_CP, |
1038 | 0x73, 4, gain_buf)) | |
5c6c6349 MR |
1039 | v4l2_err(sd, "%s: i2c error writing to CP reg 0x73, 0x74, 0x75, 0x76\n", __func__); |
1040 | } | |
1041 | ||
54450f59 HV |
1042 | static void set_rgb_quantization_range(struct v4l2_subdev *sd) |
1043 | { | |
1044 | struct adv7604_state *state = to_state(sd); | |
5c6c6349 MR |
1045 | bool rgb_output = io_read(sd, 0x02) & 0x02; |
1046 | bool hdmi_signal = hdmi_read(sd, 0x05) & 0x80; | |
1047 | ||
1048 | v4l2_dbg(2, debug, sd, "%s: RGB quantization range: %d, RGB out: %d, HDMI: %d\n", | |
1049 | __func__, state->rgb_quantization_range, | |
1050 | rgb_output, hdmi_signal); | |
54450f59 | 1051 | |
5c6c6349 MR |
1052 | adv7604_set_gain(sd, true, 0x0, 0x0, 0x0); |
1053 | adv7604_set_offset(sd, true, 0x0, 0x0, 0x0); | |
9833239e | 1054 | |
54450f59 HV |
1055 | switch (state->rgb_quantization_range) { |
1056 | case V4L2_DV_RGB_RANGE_AUTO: | |
c784b1e2 | 1057 | if (state->selected_input == ADV7604_PAD_VGA_RGB) { |
9833239e MR |
1058 | /* Receiving analog RGB signal |
1059 | * Set RGB full range (0-255) */ | |
22d97e56 | 1060 | io_write_clr_set(sd, 0x02, 0xf0, 0x10); |
9833239e MR |
1061 | break; |
1062 | } | |
1063 | ||
c784b1e2 | 1064 | if (state->selected_input == ADV7604_PAD_VGA_COMP) { |
9833239e MR |
1065 | /* Receiving analog YPbPr signal |
1066 | * Set automode */ | |
22d97e56 | 1067 | io_write_clr_set(sd, 0x02, 0xf0, 0xf0); |
9833239e MR |
1068 | break; |
1069 | } | |
1070 | ||
5c6c6349 | 1071 | if (hdmi_signal) { |
9833239e MR |
1072 | /* Receiving HDMI signal |
1073 | * Set automode */ | |
22d97e56 | 1074 | io_write_clr_set(sd, 0x02, 0xf0, 0xf0); |
9833239e MR |
1075 | break; |
1076 | } | |
1077 | ||
1078 | /* Receiving DVI-D signal | |
1079 | * ADV7604 selects RGB limited range regardless of | |
1080 | * input format (CE/IT) in automatic mode */ | |
1081 | if (state->timings.bt.standards & V4L2_DV_BT_STD_CEA861) { | |
1082 | /* RGB limited range (16-235) */ | |
22d97e56 | 1083 | io_write_clr_set(sd, 0x02, 0xf0, 0x00); |
9833239e MR |
1084 | } else { |
1085 | /* RGB full range (0-255) */ | |
22d97e56 | 1086 | io_write_clr_set(sd, 0x02, 0xf0, 0x10); |
5c6c6349 MR |
1087 | |
1088 | if (is_digital_input(sd) && rgb_output) { | |
1089 | adv7604_set_offset(sd, false, 0x40, 0x40, 0x40); | |
1090 | } else { | |
1091 | adv7604_set_gain(sd, false, 0xe0, 0xe0, 0xe0); | |
1092 | adv7604_set_offset(sd, false, 0x70, 0x70, 0x70); | |
1093 | } | |
54450f59 HV |
1094 | } |
1095 | break; | |
1096 | case V4L2_DV_RGB_RANGE_LIMITED: | |
c784b1e2 | 1097 | if (state->selected_input == ADV7604_PAD_VGA_COMP) { |
d261e842 | 1098 | /* YCrCb limited range (16-235) */ |
22d97e56 | 1099 | io_write_clr_set(sd, 0x02, 0xf0, 0x20); |
5c6c6349 | 1100 | break; |
d261e842 | 1101 | } |
5c6c6349 MR |
1102 | |
1103 | /* RGB limited range (16-235) */ | |
22d97e56 | 1104 | io_write_clr_set(sd, 0x02, 0xf0, 0x00); |
5c6c6349 | 1105 | |
54450f59 HV |
1106 | break; |
1107 | case V4L2_DV_RGB_RANGE_FULL: | |
c784b1e2 | 1108 | if (state->selected_input == ADV7604_PAD_VGA_COMP) { |
d261e842 | 1109 | /* YCrCb full range (0-255) */ |
22d97e56 | 1110 | io_write_clr_set(sd, 0x02, 0xf0, 0x60); |
5c6c6349 MR |
1111 | break; |
1112 | } | |
1113 | ||
1114 | /* RGB full range (0-255) */ | |
22d97e56 | 1115 | io_write_clr_set(sd, 0x02, 0xf0, 0x10); |
5c6c6349 MR |
1116 | |
1117 | if (is_analog_input(sd) || hdmi_signal) | |
1118 | break; | |
1119 | ||
1120 | /* Adjust gain/offset for DVI-D signals only */ | |
1121 | if (rgb_output) { | |
1122 | adv7604_set_offset(sd, false, 0x40, 0x40, 0x40); | |
d261e842 | 1123 | } else { |
5c6c6349 MR |
1124 | adv7604_set_gain(sd, false, 0xe0, 0xe0, 0xe0); |
1125 | adv7604_set_offset(sd, false, 0x70, 0x70, 0x70); | |
d261e842 | 1126 | } |
54450f59 HV |
1127 | break; |
1128 | } | |
1129 | } | |
1130 | ||
54450f59 HV |
1131 | static int adv7604_s_ctrl(struct v4l2_ctrl *ctrl) |
1132 | { | |
c269887c LP |
1133 | struct v4l2_subdev *sd = |
1134 | &container_of(ctrl->handler, struct adv7604_state, hdl)->sd; | |
1135 | ||
54450f59 HV |
1136 | struct adv7604_state *state = to_state(sd); |
1137 | ||
1138 | switch (ctrl->id) { | |
1139 | case V4L2_CID_BRIGHTNESS: | |
1140 | cp_write(sd, 0x3c, ctrl->val); | |
1141 | return 0; | |
1142 | case V4L2_CID_CONTRAST: | |
1143 | cp_write(sd, 0x3a, ctrl->val); | |
1144 | return 0; | |
1145 | case V4L2_CID_SATURATION: | |
1146 | cp_write(sd, 0x3b, ctrl->val); | |
1147 | return 0; | |
1148 | case V4L2_CID_HUE: | |
1149 | cp_write(sd, 0x3d, ctrl->val); | |
1150 | return 0; | |
1151 | case V4L2_CID_DV_RX_RGB_RANGE: | |
1152 | state->rgb_quantization_range = ctrl->val; | |
1153 | set_rgb_quantization_range(sd); | |
1154 | return 0; | |
1155 | case V4L2_CID_ADV_RX_ANALOG_SAMPLING_PHASE: | |
d42010a1 LPC |
1156 | if (!adv7604_has_afe(state)) |
1157 | return -EINVAL; | |
54450f59 HV |
1158 | /* Set the analog sampling phase. This is needed to find the |
1159 | best sampling phase for analog video: an application or | |
1160 | driver has to try a number of phases and analyze the picture | |
1161 | quality before settling on the best performing phase. */ | |
1162 | afe_write(sd, 0xc8, ctrl->val); | |
1163 | return 0; | |
1164 | case V4L2_CID_ADV_RX_FREE_RUN_COLOR_MANUAL: | |
1165 | /* Use the default blue color for free running mode, | |
1166 | or supply your own. */ | |
22d97e56 | 1167 | cp_write_clr_set(sd, 0xbf, 0x04, ctrl->val << 2); |
54450f59 HV |
1168 | return 0; |
1169 | case V4L2_CID_ADV_RX_FREE_RUN_COLOR: | |
1170 | cp_write(sd, 0xc0, (ctrl->val & 0xff0000) >> 16); | |
1171 | cp_write(sd, 0xc1, (ctrl->val & 0x00ff00) >> 8); | |
1172 | cp_write(sd, 0xc2, (u8)(ctrl->val & 0x0000ff)); | |
1173 | return 0; | |
1174 | } | |
1175 | return -EINVAL; | |
1176 | } | |
1177 | ||
54450f59 HV |
1178 | /* ----------------------------------------------------------------------- */ |
1179 | ||
1180 | static inline bool no_power(struct v4l2_subdev *sd) | |
1181 | { | |
1182 | /* Entire chip or CP powered off */ | |
1183 | return io_read(sd, 0x0c) & 0x24; | |
1184 | } | |
1185 | ||
1186 | static inline bool no_signal_tmds(struct v4l2_subdev *sd) | |
1187 | { | |
4a31a93a MR |
1188 | struct adv7604_state *state = to_state(sd); |
1189 | ||
1190 | return !(io_read(sd, 0x6a) & (0x10 >> state->selected_input)); | |
54450f59 HV |
1191 | } |
1192 | ||
1193 | static inline bool no_lock_tmds(struct v4l2_subdev *sd) | |
1194 | { | |
d42010a1 LPC |
1195 | struct adv7604_state *state = to_state(sd); |
1196 | const struct adv7604_chip_info *info = state->info; | |
1197 | ||
1198 | return (io_read(sd, 0x6a) & info->tdms_lock_mask) != info->tdms_lock_mask; | |
54450f59 HV |
1199 | } |
1200 | ||
bb88f325 MB |
1201 | static inline bool is_hdmi(struct v4l2_subdev *sd) |
1202 | { | |
1203 | return hdmi_read(sd, 0x05) & 0x80; | |
1204 | } | |
1205 | ||
54450f59 HV |
1206 | static inline bool no_lock_sspd(struct v4l2_subdev *sd) |
1207 | { | |
d42010a1 LPC |
1208 | struct adv7604_state *state = to_state(sd); |
1209 | ||
1210 | /* | |
1211 | * Chips without a AFE don't expose registers for the SSPD, so just assume | |
1212 | * that we have a lock. | |
1213 | */ | |
1214 | if (adv7604_has_afe(state)) | |
1215 | return false; | |
1216 | ||
54450f59 HV |
1217 | /* TODO channel 2 */ |
1218 | return ((cp_read(sd, 0xb5) & 0xd0) != 0xd0); | |
1219 | } | |
1220 | ||
1221 | static inline bool no_lock_stdi(struct v4l2_subdev *sd) | |
1222 | { | |
1223 | /* TODO channel 2 */ | |
1224 | return !(cp_read(sd, 0xb1) & 0x80); | |
1225 | } | |
1226 | ||
1227 | static inline bool no_signal(struct v4l2_subdev *sd) | |
1228 | { | |
54450f59 HV |
1229 | bool ret; |
1230 | ||
1231 | ret = no_power(sd); | |
1232 | ||
1233 | ret |= no_lock_stdi(sd); | |
1234 | ret |= no_lock_sspd(sd); | |
1235 | ||
4a31a93a | 1236 | if (is_digital_input(sd)) { |
54450f59 HV |
1237 | ret |= no_lock_tmds(sd); |
1238 | ret |= no_signal_tmds(sd); | |
1239 | } | |
1240 | ||
1241 | return ret; | |
1242 | } | |
1243 | ||
1244 | static inline bool no_lock_cp(struct v4l2_subdev *sd) | |
1245 | { | |
d42010a1 LPC |
1246 | struct adv7604_state *state = to_state(sd); |
1247 | ||
1248 | if (!adv7604_has_afe(state)) | |
1249 | return false; | |
1250 | ||
54450f59 HV |
1251 | /* CP has detected a non standard number of lines on the incoming |
1252 | video compared to what it is configured to receive by s_dv_timings */ | |
1253 | return io_read(sd, 0x12) & 0x01; | |
1254 | } | |
1255 | ||
58514625 | 1256 | static inline bool in_free_run(struct v4l2_subdev *sd) |
1257 | { | |
1258 | return cp_read(sd, 0xff) & 0x10; | |
1259 | } | |
1260 | ||
54450f59 HV |
1261 | static int adv7604_g_input_status(struct v4l2_subdev *sd, u32 *status) |
1262 | { | |
54450f59 HV |
1263 | *status = 0; |
1264 | *status |= no_power(sd) ? V4L2_IN_ST_NO_POWER : 0; | |
1265 | *status |= no_signal(sd) ? V4L2_IN_ST_NO_SIGNAL : 0; | |
58514625 | 1266 | if (!in_free_run(sd) && no_lock_cp(sd)) |
1267 | *status |= is_digital_input(sd) ? | |
1268 | V4L2_IN_ST_NO_SYNC : V4L2_IN_ST_NO_H_LOCK; | |
54450f59 HV |
1269 | |
1270 | v4l2_dbg(1, debug, sd, "%s: status = 0x%x\n", __func__, *status); | |
1271 | ||
1272 | return 0; | |
1273 | } | |
1274 | ||
1275 | /* ----------------------------------------------------------------------- */ | |
1276 | ||
54450f59 HV |
1277 | struct stdi_readback { |
1278 | u16 bl, lcf, lcvs; | |
1279 | u8 hs_pol, vs_pol; | |
1280 | bool interlaced; | |
1281 | }; | |
1282 | ||
1283 | static int stdi2dv_timings(struct v4l2_subdev *sd, | |
1284 | struct stdi_readback *stdi, | |
1285 | struct v4l2_dv_timings *timings) | |
1286 | { | |
1287 | struct adv7604_state *state = to_state(sd); | |
1288 | u32 hfreq = (ADV7604_fsc * 8) / stdi->bl; | |
1289 | u32 pix_clk; | |
1290 | int i; | |
1291 | ||
1292 | for (i = 0; adv7604_timings[i].bt.height; i++) { | |
1293 | if (vtotal(&adv7604_timings[i].bt) != stdi->lcf + 1) | |
1294 | continue; | |
1295 | if (adv7604_timings[i].bt.vsync != stdi->lcvs) | |
1296 | continue; | |
1297 | ||
1298 | pix_clk = hfreq * htotal(&adv7604_timings[i].bt); | |
1299 | ||
1300 | if ((pix_clk < adv7604_timings[i].bt.pixelclock + 1000000) && | |
1301 | (pix_clk > adv7604_timings[i].bt.pixelclock - 1000000)) { | |
1302 | *timings = adv7604_timings[i]; | |
1303 | return 0; | |
1304 | } | |
1305 | } | |
1306 | ||
1307 | if (v4l2_detect_cvt(stdi->lcf + 1, hfreq, stdi->lcvs, | |
1308 | (stdi->hs_pol == '+' ? V4L2_DV_HSYNC_POS_POL : 0) | | |
1309 | (stdi->vs_pol == '+' ? V4L2_DV_VSYNC_POS_POL : 0), | |
1310 | timings)) | |
1311 | return 0; | |
1312 | if (v4l2_detect_gtf(stdi->lcf + 1, hfreq, stdi->lcvs, | |
1313 | (stdi->hs_pol == '+' ? V4L2_DV_HSYNC_POS_POL : 0) | | |
1314 | (stdi->vs_pol == '+' ? V4L2_DV_VSYNC_POS_POL : 0), | |
1315 | state->aspect_ratio, timings)) | |
1316 | return 0; | |
1317 | ||
ccbd5bc4 HV |
1318 | v4l2_dbg(2, debug, sd, |
1319 | "%s: No format candidate found for lcvs = %d, lcf=%d, bl = %d, %chsync, %cvsync\n", | |
1320 | __func__, stdi->lcvs, stdi->lcf, stdi->bl, | |
1321 | stdi->hs_pol, stdi->vs_pol); | |
54450f59 HV |
1322 | return -1; |
1323 | } | |
1324 | ||
d42010a1 | 1325 | |
54450f59 HV |
1326 | static int read_stdi(struct v4l2_subdev *sd, struct stdi_readback *stdi) |
1327 | { | |
d42010a1 LPC |
1328 | struct adv7604_state *state = to_state(sd); |
1329 | const struct adv7604_chip_info *info = state->info; | |
4a2ccdd2 LP |
1330 | u8 polarity; |
1331 | ||
54450f59 HV |
1332 | if (no_lock_stdi(sd) || no_lock_sspd(sd)) { |
1333 | v4l2_dbg(2, debug, sd, "%s: STDI and/or SSPD not locked\n", __func__); | |
1334 | return -1; | |
1335 | } | |
1336 | ||
1337 | /* read STDI */ | |
51182a94 | 1338 | stdi->bl = cp_read16(sd, 0xb1, 0x3fff); |
d42010a1 | 1339 | stdi->lcf = cp_read16(sd, info->lcf_reg, 0x7ff); |
54450f59 HV |
1340 | stdi->lcvs = cp_read(sd, 0xb3) >> 3; |
1341 | stdi->interlaced = io_read(sd, 0x12) & 0x10; | |
1342 | ||
d42010a1 LPC |
1343 | if (adv7604_has_afe(state)) { |
1344 | /* read SSPD */ | |
1345 | polarity = cp_read(sd, 0xb5); | |
1346 | if ((polarity & 0x03) == 0x01) { | |
1347 | stdi->hs_pol = polarity & 0x10 | |
1348 | ? (polarity & 0x08 ? '+' : '-') : 'x'; | |
1349 | stdi->vs_pol = polarity & 0x40 | |
1350 | ? (polarity & 0x20 ? '+' : '-') : 'x'; | |
1351 | } else { | |
1352 | stdi->hs_pol = 'x'; | |
1353 | stdi->vs_pol = 'x'; | |
1354 | } | |
54450f59 | 1355 | } else { |
d42010a1 LPC |
1356 | polarity = hdmi_read(sd, 0x05); |
1357 | stdi->hs_pol = polarity & 0x20 ? '+' : '-'; | |
1358 | stdi->vs_pol = polarity & 0x10 ? '+' : '-'; | |
54450f59 HV |
1359 | } |
1360 | ||
1361 | if (no_lock_stdi(sd) || no_lock_sspd(sd)) { | |
1362 | v4l2_dbg(2, debug, sd, | |
1363 | "%s: signal lost during readout of STDI/SSPD\n", __func__); | |
1364 | return -1; | |
1365 | } | |
1366 | ||
1367 | if (stdi->lcf < 239 || stdi->bl < 8 || stdi->bl == 0x3fff) { | |
1368 | v4l2_dbg(2, debug, sd, "%s: invalid signal\n", __func__); | |
1369 | memset(stdi, 0, sizeof(struct stdi_readback)); | |
1370 | return -1; | |
1371 | } | |
1372 | ||
1373 | v4l2_dbg(2, debug, sd, | |
1374 | "%s: lcf (frame height - 1) = %d, bl = %d, lcvs (vsync) = %d, %chsync, %cvsync, %s\n", | |
1375 | __func__, stdi->lcf, stdi->bl, stdi->lcvs, | |
1376 | stdi->hs_pol, stdi->vs_pol, | |
1377 | stdi->interlaced ? "interlaced" : "progressive"); | |
1378 | ||
1379 | return 0; | |
1380 | } | |
1381 | ||
1382 | static int adv7604_enum_dv_timings(struct v4l2_subdev *sd, | |
1383 | struct v4l2_enum_dv_timings *timings) | |
1384 | { | |
afec5599 LP |
1385 | struct adv7604_state *state = to_state(sd); |
1386 | ||
54450f59 HV |
1387 | if (timings->index >= ARRAY_SIZE(adv7604_timings) - 1) |
1388 | return -EINVAL; | |
afec5599 LP |
1389 | |
1390 | if (timings->pad >= state->source_pad) | |
1391 | return -EINVAL; | |
1392 | ||
54450f59 HV |
1393 | memset(timings->reserved, 0, sizeof(timings->reserved)); |
1394 | timings->timings = adv7604_timings[timings->index]; | |
1395 | return 0; | |
1396 | } | |
1397 | ||
7515e096 LP |
1398 | static int adv7604_dv_timings_cap(struct v4l2_subdev *sd, |
1399 | struct v4l2_dv_timings_cap *cap) | |
54450f59 | 1400 | { |
7515e096 LP |
1401 | struct adv7604_state *state = to_state(sd); |
1402 | ||
1403 | if (cap->pad >= state->source_pad) | |
1404 | return -EINVAL; | |
1405 | ||
54450f59 HV |
1406 | cap->type = V4L2_DV_BT_656_1120; |
1407 | cap->bt.max_width = 1920; | |
1408 | cap->bt.max_height = 1200; | |
fe9c2564 | 1409 | cap->bt.min_pixelclock = 25000000; |
afec5599 | 1410 | |
7515e096 | 1411 | switch (cap->pad) { |
afec5599 LP |
1412 | case ADV7604_PAD_HDMI_PORT_A: |
1413 | case ADV7604_PAD_HDMI_PORT_B: | |
1414 | case ADV7604_PAD_HDMI_PORT_C: | |
1415 | case ADV7604_PAD_HDMI_PORT_D: | |
54450f59 | 1416 | cap->bt.max_pixelclock = 225000000; |
afec5599 LP |
1417 | break; |
1418 | case ADV7604_PAD_VGA_RGB: | |
1419 | case ADV7604_PAD_VGA_COMP: | |
1420 | default: | |
54450f59 | 1421 | cap->bt.max_pixelclock = 170000000; |
afec5599 LP |
1422 | break; |
1423 | } | |
1424 | ||
54450f59 HV |
1425 | cap->bt.standards = V4L2_DV_BT_STD_CEA861 | V4L2_DV_BT_STD_DMT | |
1426 | V4L2_DV_BT_STD_GTF | V4L2_DV_BT_STD_CVT; | |
1427 | cap->bt.capabilities = V4L2_DV_BT_CAP_PROGRESSIVE | | |
1428 | V4L2_DV_BT_CAP_REDUCED_BLANKING | V4L2_DV_BT_CAP_CUSTOM; | |
1429 | return 0; | |
1430 | } | |
1431 | ||
1432 | /* Fill the optional fields .standards and .flags in struct v4l2_dv_timings | |
1433 | if the format is listed in adv7604_timings[] */ | |
1434 | static void adv7604_fill_optional_dv_timings_fields(struct v4l2_subdev *sd, | |
1435 | struct v4l2_dv_timings *timings) | |
1436 | { | |
54450f59 HV |
1437 | int i; |
1438 | ||
1439 | for (i = 0; adv7604_timings[i].bt.width; i++) { | |
ef1ed8f5 | 1440 | if (v4l2_match_dv_timings(timings, &adv7604_timings[i], |
4a31a93a | 1441 | is_digital_input(sd) ? 250000 : 1000000)) { |
54450f59 HV |
1442 | *timings = adv7604_timings[i]; |
1443 | break; | |
1444 | } | |
1445 | } | |
1446 | } | |
1447 | ||
d42010a1 LPC |
1448 | static unsigned int adv7604_read_hdmi_pixelclock(struct v4l2_subdev *sd) |
1449 | { | |
1450 | unsigned int freq; | |
1451 | int a, b; | |
1452 | ||
1453 | a = hdmi_read(sd, 0x06); | |
1454 | b = hdmi_read(sd, 0x3b); | |
1455 | if (a < 0 || b < 0) | |
1456 | return 0; | |
1457 | freq = a * 1000000 + ((b & 0x30) >> 4) * 250000; | |
1458 | ||
1459 | if (is_hdmi(sd)) { | |
1460 | /* adjust for deep color mode */ | |
1461 | unsigned bits_per_channel = ((hdmi_read(sd, 0x0b) & 0x60) >> 4) + 8; | |
1462 | ||
1463 | freq = freq * 8 / bits_per_channel; | |
1464 | } | |
1465 | ||
1466 | return freq; | |
1467 | } | |
1468 | ||
1469 | static unsigned int adv7611_read_hdmi_pixelclock(struct v4l2_subdev *sd) | |
1470 | { | |
1471 | int a, b; | |
1472 | ||
1473 | a = hdmi_read(sd, 0x51); | |
1474 | b = hdmi_read(sd, 0x52); | |
1475 | if (a < 0 || b < 0) | |
1476 | return 0; | |
1477 | return ((a << 1) | (b >> 7)) * 1000000 + (b & 0x7f) * 1000000 / 128; | |
1478 | } | |
1479 | ||
54450f59 HV |
1480 | static int adv7604_query_dv_timings(struct v4l2_subdev *sd, |
1481 | struct v4l2_dv_timings *timings) | |
1482 | { | |
1483 | struct adv7604_state *state = to_state(sd); | |
d42010a1 | 1484 | const struct adv7604_chip_info *info = state->info; |
54450f59 HV |
1485 | struct v4l2_bt_timings *bt = &timings->bt; |
1486 | struct stdi_readback stdi; | |
1487 | ||
1488 | if (!timings) | |
1489 | return -EINVAL; | |
1490 | ||
1491 | memset(timings, 0, sizeof(struct v4l2_dv_timings)); | |
1492 | ||
1493 | if (no_signal(sd)) { | |
1e0b9156 | 1494 | state->restart_stdi_once = true; |
54450f59 HV |
1495 | v4l2_dbg(1, debug, sd, "%s: no valid signal\n", __func__); |
1496 | return -ENOLINK; | |
1497 | } | |
1498 | ||
1499 | /* read STDI */ | |
1500 | if (read_stdi(sd, &stdi)) { | |
1501 | v4l2_dbg(1, debug, sd, "%s: STDI/SSPD not locked\n", __func__); | |
1502 | return -ENOLINK; | |
1503 | } | |
1504 | bt->interlaced = stdi.interlaced ? | |
1505 | V4L2_DV_INTERLACED : V4L2_DV_PROGRESSIVE; | |
1506 | ||
4a31a93a | 1507 | if (is_digital_input(sd)) { |
54450f59 HV |
1508 | timings->type = V4L2_DV_BT_656_1120; |
1509 | ||
d42010a1 | 1510 | /* FIXME: All masks are incorrect for ADV7611 */ |
51182a94 LP |
1511 | bt->width = hdmi_read16(sd, 0x07, 0xfff); |
1512 | bt->height = hdmi_read16(sd, 0x09, 0xfff); | |
d42010a1 | 1513 | bt->pixelclock = info->read_hdmi_pixelclock(sd); |
51182a94 LP |
1514 | bt->hfrontporch = hdmi_read16(sd, 0x20, 0x3ff); |
1515 | bt->hsync = hdmi_read16(sd, 0x22, 0x3ff); | |
1516 | bt->hbackporch = hdmi_read16(sd, 0x24, 0x3ff); | |
1517 | bt->vfrontporch = hdmi_read16(sd, 0x2a, 0x1fff) / 2; | |
1518 | bt->vsync = hdmi_read16(sd, 0x2e, 0x1fff) / 2; | |
1519 | bt->vbackporch = hdmi_read16(sd, 0x32, 0x1fff) / 2; | |
54450f59 HV |
1520 | bt->polarities = ((hdmi_read(sd, 0x05) & 0x10) ? V4L2_DV_VSYNC_POS_POL : 0) | |
1521 | ((hdmi_read(sd, 0x05) & 0x20) ? V4L2_DV_HSYNC_POS_POL : 0); | |
1522 | if (bt->interlaced == V4L2_DV_INTERLACED) { | |
51182a94 LP |
1523 | bt->height += hdmi_read16(sd, 0x0b, 0xfff); |
1524 | bt->il_vfrontporch = hdmi_read16(sd, 0x2c, 0x1fff) / 2; | |
1525 | bt->il_vsync = hdmi_read16(sd, 0x30, 0x1fff) / 2; | |
f8789e6d | 1526 | bt->il_vbackporch = hdmi_read16(sd, 0x34, 0x1fff) / 2; |
54450f59 HV |
1527 | } |
1528 | adv7604_fill_optional_dv_timings_fields(sd, timings); | |
1529 | } else { | |
1530 | /* find format | |
80939647 | 1531 | * Since LCVS values are inaccurate [REF_03, p. 275-276], |
54450f59 HV |
1532 | * stdi2dv_timings() is called with lcvs +-1 if the first attempt fails. |
1533 | */ | |
1534 | if (!stdi2dv_timings(sd, &stdi, timings)) | |
1535 | goto found; | |
1536 | stdi.lcvs += 1; | |
1537 | v4l2_dbg(1, debug, sd, "%s: lcvs + 1 = %d\n", __func__, stdi.lcvs); | |
1538 | if (!stdi2dv_timings(sd, &stdi, timings)) | |
1539 | goto found; | |
1540 | stdi.lcvs -= 2; | |
1541 | v4l2_dbg(1, debug, sd, "%s: lcvs - 1 = %d\n", __func__, stdi.lcvs); | |
1542 | if (stdi2dv_timings(sd, &stdi, timings)) { | |
cf9afb1d HV |
1543 | /* |
1544 | * The STDI block may measure wrong values, especially | |
1545 | * for lcvs and lcf. If the driver can not find any | |
1546 | * valid timing, the STDI block is restarted to measure | |
1547 | * the video timings again. The function will return an | |
1548 | * error, but the restart of STDI will generate a new | |
1549 | * STDI interrupt and the format detection process will | |
1550 | * restart. | |
1551 | */ | |
1552 | if (state->restart_stdi_once) { | |
1553 | v4l2_dbg(1, debug, sd, "%s: restart STDI\n", __func__); | |
1554 | /* TODO restart STDI for Sync Channel 2 */ | |
1555 | /* enter one-shot mode */ | |
22d97e56 | 1556 | cp_write_clr_set(sd, 0x86, 0x06, 0x00); |
cf9afb1d | 1557 | /* trigger STDI restart */ |
22d97e56 | 1558 | cp_write_clr_set(sd, 0x86, 0x06, 0x04); |
cf9afb1d | 1559 | /* reset to continuous mode */ |
22d97e56 | 1560 | cp_write_clr_set(sd, 0x86, 0x06, 0x02); |
cf9afb1d HV |
1561 | state->restart_stdi_once = false; |
1562 | return -ENOLINK; | |
1563 | } | |
54450f59 HV |
1564 | v4l2_dbg(1, debug, sd, "%s: format not supported\n", __func__); |
1565 | return -ERANGE; | |
1566 | } | |
cf9afb1d | 1567 | state->restart_stdi_once = true; |
54450f59 HV |
1568 | } |
1569 | found: | |
1570 | ||
1571 | if (no_signal(sd)) { | |
1572 | v4l2_dbg(1, debug, sd, "%s: signal lost during readout\n", __func__); | |
1573 | memset(timings, 0, sizeof(struct v4l2_dv_timings)); | |
1574 | return -ENOLINK; | |
1575 | } | |
1576 | ||
4a31a93a MR |
1577 | if ((is_analog_input(sd) && bt->pixelclock > 170000000) || |
1578 | (is_digital_input(sd) && bt->pixelclock > 225000000)) { | |
54450f59 HV |
1579 | v4l2_dbg(1, debug, sd, "%s: pixelclock out of range %d\n", |
1580 | __func__, (u32)bt->pixelclock); | |
1581 | return -ERANGE; | |
1582 | } | |
1583 | ||
1584 | if (debug > 1) | |
11d034c8 HV |
1585 | v4l2_print_dv_timings(sd->name, "adv7604_query_dv_timings: ", |
1586 | timings, true); | |
54450f59 HV |
1587 | |
1588 | return 0; | |
1589 | } | |
1590 | ||
1591 | static int adv7604_s_dv_timings(struct v4l2_subdev *sd, | |
1592 | struct v4l2_dv_timings *timings) | |
1593 | { | |
1594 | struct adv7604_state *state = to_state(sd); | |
1595 | struct v4l2_bt_timings *bt; | |
ccbd5bc4 | 1596 | int err; |
54450f59 HV |
1597 | |
1598 | if (!timings) | |
1599 | return -EINVAL; | |
1600 | ||
d48eb48c MR |
1601 | if (v4l2_match_dv_timings(&state->timings, timings, 0)) { |
1602 | v4l2_dbg(1, debug, sd, "%s: no change\n", __func__); | |
1603 | return 0; | |
1604 | } | |
1605 | ||
54450f59 HV |
1606 | bt = &timings->bt; |
1607 | ||
4a31a93a MR |
1608 | if ((is_analog_input(sd) && bt->pixelclock > 170000000) || |
1609 | (is_digital_input(sd) && bt->pixelclock > 225000000)) { | |
54450f59 HV |
1610 | v4l2_dbg(1, debug, sd, "%s: pixelclock out of range %d\n", |
1611 | __func__, (u32)bt->pixelclock); | |
1612 | return -ERANGE; | |
1613 | } | |
ccbd5bc4 | 1614 | |
54450f59 HV |
1615 | adv7604_fill_optional_dv_timings_fields(sd, timings); |
1616 | ||
1617 | state->timings = *timings; | |
1618 | ||
22d97e56 | 1619 | cp_write_clr_set(sd, 0x91, 0x40, bt->interlaced ? 0x40 : 0x00); |
ccbd5bc4 HV |
1620 | |
1621 | /* Use prim_mode and vid_std when available */ | |
1622 | err = configure_predefined_video_timings(sd, timings); | |
1623 | if (err) { | |
1624 | /* custom settings when the video format | |
1625 | does not have prim_mode/vid_std */ | |
1626 | configure_custom_video_timings(sd, bt); | |
1627 | } | |
54450f59 HV |
1628 | |
1629 | set_rgb_quantization_range(sd); | |
1630 | ||
54450f59 | 1631 | if (debug > 1) |
11d034c8 HV |
1632 | v4l2_print_dv_timings(sd->name, "adv7604_s_dv_timings: ", |
1633 | timings, true); | |
54450f59 HV |
1634 | return 0; |
1635 | } | |
1636 | ||
1637 | static int adv7604_g_dv_timings(struct v4l2_subdev *sd, | |
1638 | struct v4l2_dv_timings *timings) | |
1639 | { | |
1640 | struct adv7604_state *state = to_state(sd); | |
1641 | ||
1642 | *timings = state->timings; | |
1643 | return 0; | |
1644 | } | |
1645 | ||
d42010a1 LPC |
1646 | static void adv7604_set_termination(struct v4l2_subdev *sd, bool enable) |
1647 | { | |
1648 | hdmi_write(sd, 0x01, enable ? 0x00 : 0x78); | |
1649 | } | |
1650 | ||
1651 | static void adv7611_set_termination(struct v4l2_subdev *sd, bool enable) | |
1652 | { | |
1653 | hdmi_write(sd, 0x83, enable ? 0xfe : 0xff); | |
1654 | } | |
1655 | ||
6b0d5d34 | 1656 | static void enable_input(struct v4l2_subdev *sd) |
54450f59 | 1657 | { |
6b0d5d34 HV |
1658 | struct adv7604_state *state = to_state(sd); |
1659 | ||
4a31a93a | 1660 | if (is_analog_input(sd)) { |
54450f59 | 1661 | io_write(sd, 0x15, 0xb0); /* Disable Tristate of Pins (no audio) */ |
4a31a93a | 1662 | } else if (is_digital_input(sd)) { |
22d97e56 | 1663 | hdmi_write_clr_set(sd, 0x00, 0x03, state->selected_input); |
d42010a1 | 1664 | state->info->set_termination(sd, true); |
54450f59 | 1665 | io_write(sd, 0x15, 0xa0); /* Disable Tristate of Pins */ |
22d97e56 | 1666 | hdmi_write_clr_set(sd, 0x1a, 0x10, 0x00); /* Unmute audio */ |
4a31a93a MR |
1667 | } else { |
1668 | v4l2_dbg(2, debug, sd, "%s: Unknown port %d selected\n", | |
1669 | __func__, state->selected_input); | |
54450f59 HV |
1670 | } |
1671 | } | |
1672 | ||
1673 | static void disable_input(struct v4l2_subdev *sd) | |
1674 | { | |
d42010a1 LPC |
1675 | struct adv7604_state *state = to_state(sd); |
1676 | ||
22d97e56 | 1677 | hdmi_write_clr_set(sd, 0x1a, 0x10, 0x10); /* Mute audio */ |
5474b983 | 1678 | msleep(16); /* 512 samples with >= 32 kHz sample rate [REF_03, c. 7.16.10] */ |
54450f59 | 1679 | io_write(sd, 0x15, 0xbe); /* Tristate all outputs from video core */ |
d42010a1 | 1680 | state->info->set_termination(sd, false); |
54450f59 HV |
1681 | } |
1682 | ||
6b0d5d34 | 1683 | static void select_input(struct v4l2_subdev *sd) |
54450f59 | 1684 | { |
6b0d5d34 | 1685 | struct adv7604_state *state = to_state(sd); |
d42010a1 | 1686 | const struct adv7604_chip_info *info = state->info; |
54450f59 | 1687 | |
4a31a93a | 1688 | if (is_analog_input(sd)) { |
d42010a1 | 1689 | adv7604_write_reg_seq(sd, info->recommended_settings[0]); |
54450f59 HV |
1690 | |
1691 | afe_write(sd, 0x00, 0x08); /* power up ADC */ | |
1692 | afe_write(sd, 0x01, 0x06); /* power up Analog Front End */ | |
1693 | afe_write(sd, 0xc8, 0x00); /* phase control */ | |
4a31a93a MR |
1694 | } else if (is_digital_input(sd)) { |
1695 | hdmi_write(sd, 0x00, state->selected_input & 0x03); | |
54450f59 | 1696 | |
d42010a1 LPC |
1697 | adv7604_write_reg_seq(sd, info->recommended_settings[1]); |
1698 | ||
1699 | if (adv7604_has_afe(state)) { | |
1700 | afe_write(sd, 0x00, 0xff); /* power down ADC */ | |
1701 | afe_write(sd, 0x01, 0xfe); /* power down Analog Front End */ | |
1702 | afe_write(sd, 0xc8, 0x40); /* phase control */ | |
1703 | } | |
1704 | ||
54450f59 HV |
1705 | cp_write(sd, 0x3e, 0x00); /* CP core pre-gain control */ |
1706 | cp_write(sd, 0xc3, 0x39); /* CP coast control. Graphics mode */ | |
1707 | cp_write(sd, 0x40, 0x80); /* CP core pre-gain control. Graphics mode */ | |
4a31a93a MR |
1708 | } else { |
1709 | v4l2_dbg(2, debug, sd, "%s: Unknown port %d selected\n", | |
1710 | __func__, state->selected_input); | |
54450f59 HV |
1711 | } |
1712 | } | |
1713 | ||
1714 | static int adv7604_s_routing(struct v4l2_subdev *sd, | |
1715 | u32 input, u32 output, u32 config) | |
1716 | { | |
1717 | struct adv7604_state *state = to_state(sd); | |
1718 | ||
ff4f80fd MR |
1719 | v4l2_dbg(2, debug, sd, "%s: input %d, selected input %d", |
1720 | __func__, input, state->selected_input); | |
1721 | ||
1722 | if (input == state->selected_input) | |
1723 | return 0; | |
54450f59 | 1724 | |
d42010a1 LPC |
1725 | if (input > state->info->max_port) |
1726 | return -EINVAL; | |
1727 | ||
4a31a93a | 1728 | state->selected_input = input; |
54450f59 HV |
1729 | |
1730 | disable_input(sd); | |
1731 | ||
6b0d5d34 | 1732 | select_input(sd); |
54450f59 | 1733 | |
6b0d5d34 | 1734 | enable_input(sd); |
54450f59 HV |
1735 | |
1736 | return 0; | |
1737 | } | |
1738 | ||
539b33b0 LP |
1739 | static int adv7604_enum_mbus_code(struct v4l2_subdev *sd, |
1740 | struct v4l2_subdev_fh *fh, | |
1741 | struct v4l2_subdev_mbus_code_enum *code) | |
54450f59 | 1742 | { |
539b33b0 LP |
1743 | struct adv7604_state *state = to_state(sd); |
1744 | ||
1745 | if (code->index >= state->info->nformats) | |
54450f59 | 1746 | return -EINVAL; |
539b33b0 LP |
1747 | |
1748 | code->code = state->info->formats[code->index].code; | |
1749 | ||
54450f59 HV |
1750 | return 0; |
1751 | } | |
1752 | ||
539b33b0 LP |
1753 | static void adv7604_fill_format(struct adv7604_state *state, |
1754 | struct v4l2_mbus_framefmt *format) | |
54450f59 | 1755 | { |
539b33b0 | 1756 | memset(format, 0, sizeof(*format)); |
54450f59 | 1757 | |
539b33b0 LP |
1758 | format->width = state->timings.bt.width; |
1759 | format->height = state->timings.bt.height; | |
1760 | format->field = V4L2_FIELD_NONE; | |
1761 | ||
1762 | if (state->timings.bt.standards & V4L2_DV_BT_STD_CEA861) | |
1763 | format->colorspace = (state->timings.bt.height <= 576) ? | |
54450f59 | 1764 | V4L2_COLORSPACE_SMPTE170M : V4L2_COLORSPACE_REC709; |
539b33b0 LP |
1765 | } |
1766 | ||
1767 | /* | |
1768 | * Compute the op_ch_sel value required to obtain on the bus the component order | |
1769 | * corresponding to the selected format taking into account bus reordering | |
1770 | * applied by the board at the output of the device. | |
1771 | * | |
1772 | * The following table gives the op_ch_value from the format component order | |
1773 | * (expressed as op_ch_sel value in column) and the bus reordering (expressed as | |
1774 | * adv7604_bus_order value in row). | |
1775 | * | |
1776 | * | GBR(0) GRB(1) BGR(2) RGB(3) BRG(4) RBG(5) | |
1777 | * ----------+------------------------------------------------- | |
1778 | * RGB (NOP) | GBR GRB BGR RGB BRG RBG | |
1779 | * GRB (1-2) | BGR RGB GBR GRB RBG BRG | |
1780 | * RBG (2-3) | GRB GBR BRG RBG BGR RGB | |
1781 | * BGR (1-3) | RBG BRG RGB BGR GRB GBR | |
1782 | * BRG (ROR) | BRG RBG GRB GBR RGB BGR | |
1783 | * GBR (ROL) | RGB BGR RBG BRG GBR GRB | |
1784 | */ | |
1785 | static unsigned int adv7604_op_ch_sel(struct adv7604_state *state) | |
1786 | { | |
1787 | #define _SEL(a,b,c,d,e,f) { \ | |
1788 | ADV7604_OP_CH_SEL_##a, ADV7604_OP_CH_SEL_##b, ADV7604_OP_CH_SEL_##c, \ | |
1789 | ADV7604_OP_CH_SEL_##d, ADV7604_OP_CH_SEL_##e, ADV7604_OP_CH_SEL_##f } | |
1790 | #define _BUS(x) [ADV7604_BUS_ORDER_##x] | |
1791 | ||
1792 | static const unsigned int op_ch_sel[6][6] = { | |
1793 | _BUS(RGB) /* NOP */ = _SEL(GBR, GRB, BGR, RGB, BRG, RBG), | |
1794 | _BUS(GRB) /* 1-2 */ = _SEL(BGR, RGB, GBR, GRB, RBG, BRG), | |
1795 | _BUS(RBG) /* 2-3 */ = _SEL(GRB, GBR, BRG, RBG, BGR, RGB), | |
1796 | _BUS(BGR) /* 1-3 */ = _SEL(RBG, BRG, RGB, BGR, GRB, GBR), | |
1797 | _BUS(BRG) /* ROR */ = _SEL(BRG, RBG, GRB, GBR, RGB, BGR), | |
1798 | _BUS(GBR) /* ROL */ = _SEL(RGB, BGR, RBG, BRG, GBR, GRB), | |
1799 | }; | |
1800 | ||
1801 | return op_ch_sel[state->pdata.bus_order][state->format->op_ch_sel >> 5]; | |
1802 | } | |
1803 | ||
1804 | static void adv7604_setup_format(struct adv7604_state *state) | |
1805 | { | |
1806 | struct v4l2_subdev *sd = &state->sd; | |
1807 | ||
22d97e56 | 1808 | io_write_clr_set(sd, 0x02, 0x02, |
539b33b0 LP |
1809 | state->format->rgb_out ? ADV7604_RGB_OUT : 0); |
1810 | io_write(sd, 0x03, state->format->op_format_sel | | |
1811 | state->pdata.op_format_mode_sel); | |
22d97e56 LP |
1812 | io_write_clr_set(sd, 0x04, 0xe0, adv7604_op_ch_sel(state)); |
1813 | io_write_clr_set(sd, 0x05, 0x01, | |
539b33b0 LP |
1814 | state->format->swap_cb_cr ? ADV7604_OP_SWAP_CB_CR : 0); |
1815 | } | |
1816 | ||
1817 | static int adv7604_get_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, | |
1818 | struct v4l2_subdev_format *format) | |
1819 | { | |
1820 | struct adv7604_state *state = to_state(sd); | |
1821 | ||
1822 | if (format->pad != state->source_pad) | |
1823 | return -EINVAL; | |
1824 | ||
1825 | adv7604_fill_format(state, &format->format); | |
1826 | ||
1827 | if (format->which == V4L2_SUBDEV_FORMAT_TRY) { | |
1828 | struct v4l2_mbus_framefmt *fmt; | |
1829 | ||
1830 | fmt = v4l2_subdev_get_try_format(fh, format->pad); | |
1831 | format->format.code = fmt->code; | |
1832 | } else { | |
1833 | format->format.code = state->format->code; | |
54450f59 | 1834 | } |
539b33b0 LP |
1835 | |
1836 | return 0; | |
1837 | } | |
1838 | ||
1839 | static int adv7604_set_format(struct v4l2_subdev *sd, struct v4l2_subdev_fh *fh, | |
1840 | struct v4l2_subdev_format *format) | |
1841 | { | |
1842 | struct adv7604_state *state = to_state(sd); | |
1843 | const struct adv7604_format_info *info; | |
1844 | ||
1845 | if (format->pad != state->source_pad) | |
1846 | return -EINVAL; | |
1847 | ||
1848 | info = adv7604_format_info(state, format->format.code); | |
1849 | if (info == NULL) | |
f5fe58fd | 1850 | info = adv7604_format_info(state, MEDIA_BUS_FMT_YUYV8_2X8); |
539b33b0 LP |
1851 | |
1852 | adv7604_fill_format(state, &format->format); | |
1853 | format->format.code = info->code; | |
1854 | ||
1855 | if (format->which == V4L2_SUBDEV_FORMAT_TRY) { | |
1856 | struct v4l2_mbus_framefmt *fmt; | |
1857 | ||
1858 | fmt = v4l2_subdev_get_try_format(fh, format->pad); | |
1859 | fmt->code = format->format.code; | |
1860 | } else { | |
1861 | state->format = info; | |
1862 | adv7604_setup_format(state); | |
1863 | } | |
1864 | ||
54450f59 HV |
1865 | return 0; |
1866 | } | |
1867 | ||
1868 | static int adv7604_isr(struct v4l2_subdev *sd, u32 status, bool *handled) | |
1869 | { | |
d42010a1 LPC |
1870 | struct adv7604_state *state = to_state(sd); |
1871 | const struct adv7604_chip_info *info = state->info; | |
f24d229c MR |
1872 | const u8 irq_reg_0x43 = io_read(sd, 0x43); |
1873 | const u8 irq_reg_0x6b = io_read(sd, 0x6b); | |
1874 | const u8 irq_reg_0x70 = io_read(sd, 0x70); | |
1875 | u8 fmt_change_digital; | |
1876 | u8 fmt_change; | |
1877 | u8 tx_5v; | |
1878 | ||
1879 | if (irq_reg_0x43) | |
1880 | io_write(sd, 0x44, irq_reg_0x43); | |
1881 | if (irq_reg_0x70) | |
1882 | io_write(sd, 0x71, irq_reg_0x70); | |
1883 | if (irq_reg_0x6b) | |
1884 | io_write(sd, 0x6c, irq_reg_0x6b); | |
54450f59 | 1885 | |
ff4f80fd MR |
1886 | v4l2_dbg(2, debug, sd, "%s: ", __func__); |
1887 | ||
54450f59 | 1888 | /* format change */ |
f24d229c | 1889 | fmt_change = irq_reg_0x43 & 0x98; |
d42010a1 LPC |
1890 | fmt_change_digital = is_digital_input(sd) |
1891 | ? irq_reg_0x6b & info->fmt_change_digital_mask | |
1892 | : 0; | |
14d03233 | 1893 | |
54450f59 HV |
1894 | if (fmt_change || fmt_change_digital) { |
1895 | v4l2_dbg(1, debug, sd, | |
25a64ac9 | 1896 | "%s: fmt_change = 0x%x, fmt_change_digital = 0x%x\n", |
54450f59 | 1897 | __func__, fmt_change, fmt_change_digital); |
25a64ac9 | 1898 | |
14d03233 | 1899 | v4l2_subdev_notify(sd, ADV7604_FMT_CHANGE, NULL); |
25a64ac9 | 1900 | |
54450f59 HV |
1901 | if (handled) |
1902 | *handled = true; | |
1903 | } | |
f24d229c MR |
1904 | /* HDMI/DVI mode */ |
1905 | if (irq_reg_0x6b & 0x01) { | |
1906 | v4l2_dbg(1, debug, sd, "%s: irq %s mode\n", __func__, | |
1907 | (io_read(sd, 0x6a) & 0x01) ? "HDMI" : "DVI"); | |
1908 | set_rgb_quantization_range(sd); | |
1909 | if (handled) | |
1910 | *handled = true; | |
1911 | } | |
1912 | ||
54450f59 | 1913 | /* tx 5v detect */ |
d42010a1 | 1914 | tx_5v = io_read(sd, 0x70) & info->cable_det_mask; |
54450f59 HV |
1915 | if (tx_5v) { |
1916 | v4l2_dbg(1, debug, sd, "%s: tx_5v: 0x%x\n", __func__, tx_5v); | |
1917 | io_write(sd, 0x71, tx_5v); | |
1918 | adv7604_s_detect_tx_5v_ctrl(sd); | |
1919 | if (handled) | |
1920 | *handled = true; | |
1921 | } | |
1922 | return 0; | |
1923 | } | |
1924 | ||
b09dfac8 | 1925 | static int adv7604_get_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid) |
54450f59 HV |
1926 | { |
1927 | struct adv7604_state *state = to_state(sd); | |
4a31a93a | 1928 | u8 *data = NULL; |
54450f59 | 1929 | |
dd9ac11a | 1930 | memset(edid->reserved, 0, sizeof(edid->reserved)); |
4a31a93a MR |
1931 | |
1932 | switch (edid->pad) { | |
c784b1e2 LP |
1933 | case ADV7604_PAD_HDMI_PORT_A: |
1934 | case ADV7604_PAD_HDMI_PORT_B: | |
1935 | case ADV7604_PAD_HDMI_PORT_C: | |
1936 | case ADV7604_PAD_HDMI_PORT_D: | |
4a31a93a MR |
1937 | if (state->edid.present & (1 << edid->pad)) |
1938 | data = state->edid.edid; | |
1939 | break; | |
1940 | default: | |
1941 | return -EINVAL; | |
4a31a93a | 1942 | } |
dd9ac11a HV |
1943 | |
1944 | if (edid->start_block == 0 && edid->blocks == 0) { | |
1945 | edid->blocks = data ? state->edid.blocks : 0; | |
1946 | return 0; | |
1947 | } | |
1948 | ||
1949 | if (data == NULL) | |
4a31a93a MR |
1950 | return -ENODATA; |
1951 | ||
dd9ac11a HV |
1952 | if (edid->start_block >= state->edid.blocks) |
1953 | return -EINVAL; | |
1954 | ||
1955 | if (edid->start_block + edid->blocks > state->edid.blocks) | |
1956 | edid->blocks = state->edid.blocks - edid->start_block; | |
1957 | ||
1958 | memcpy(edid->edid, data + edid->start_block * 128, edid->blocks * 128); | |
1959 | ||
54450f59 HV |
1960 | return 0; |
1961 | } | |
1962 | ||
dd08beb9 | 1963 | static int get_edid_spa_location(const u8 *edid) |
3e86aa85 MR |
1964 | { |
1965 | u8 d; | |
1966 | ||
1967 | if ((edid[0x7e] != 1) || | |
1968 | (edid[0x80] != 0x02) || | |
1969 | (edid[0x81] != 0x03)) { | |
1970 | return -1; | |
1971 | } | |
1972 | ||
1973 | /* search Vendor Specific Data Block (tag 3) */ | |
1974 | d = edid[0x82] & 0x7f; | |
1975 | if (d > 4) { | |
1976 | int i = 0x84; | |
1977 | int end = 0x80 + d; | |
1978 | ||
1979 | do { | |
1980 | u8 tag = edid[i] >> 5; | |
1981 | u8 len = edid[i] & 0x1f; | |
1982 | ||
1983 | if ((tag == 3) && (len >= 5)) | |
1984 | return i + 4; | |
1985 | i += len + 1; | |
1986 | } while (i < end); | |
1987 | } | |
1988 | return -1; | |
1989 | } | |
1990 | ||
b09dfac8 | 1991 | static int adv7604_set_edid(struct v4l2_subdev *sd, struct v4l2_edid *edid) |
54450f59 HV |
1992 | { |
1993 | struct adv7604_state *state = to_state(sd); | |
d42010a1 | 1994 | const struct adv7604_chip_info *info = state->info; |
dd08beb9 | 1995 | int spa_loc; |
54450f59 | 1996 | int err; |
dd08beb9 | 1997 | int i; |
54450f59 | 1998 | |
dd9ac11a HV |
1999 | memset(edid->reserved, 0, sizeof(edid->reserved)); |
2000 | ||
c784b1e2 | 2001 | if (edid->pad > ADV7604_PAD_HDMI_PORT_D) |
54450f59 HV |
2002 | return -EINVAL; |
2003 | if (edid->start_block != 0) | |
2004 | return -EINVAL; | |
2005 | if (edid->blocks == 0) { | |
3e86aa85 | 2006 | /* Disable hotplug and I2C access to EDID RAM from DDC port */ |
4a31a93a | 2007 | state->edid.present &= ~(1 << edid->pad); |
e9d50e9e | 2008 | adv7604_set_hpd(state, state->edid.present); |
22d97e56 | 2009 | rep_write_clr_set(sd, info->edid_enable_reg, 0x0f, state->edid.present); |
3e86aa85 | 2010 | |
54450f59 HV |
2011 | /* Fall back to a 16:9 aspect ratio */ |
2012 | state->aspect_ratio.numerator = 16; | |
2013 | state->aspect_ratio.denominator = 9; | |
3e86aa85 MR |
2014 | |
2015 | if (!state->edid.present) | |
2016 | state->edid.blocks = 0; | |
2017 | ||
2018 | v4l2_dbg(2, debug, sd, "%s: clear EDID pad %d, edid.present = 0x%x\n", | |
2019 | __func__, edid->pad, state->edid.present); | |
54450f59 HV |
2020 | return 0; |
2021 | } | |
4a31a93a MR |
2022 | if (edid->blocks > 2) { |
2023 | edid->blocks = 2; | |
54450f59 | 2024 | return -E2BIG; |
4a31a93a | 2025 | } |
4a31a93a | 2026 | |
dd08beb9 MR |
2027 | v4l2_dbg(2, debug, sd, "%s: write EDID pad %d, edid.present = 0x%x\n", |
2028 | __func__, edid->pad, state->edid.present); | |
2029 | ||
3e86aa85 | 2030 | /* Disable hotplug and I2C access to EDID RAM from DDC port */ |
4a31a93a | 2031 | cancel_delayed_work_sync(&state->delayed_work_enable_hotplug); |
e9d50e9e | 2032 | adv7604_set_hpd(state, 0); |
22d97e56 | 2033 | rep_write_clr_set(sd, info->edid_enable_reg, 0x0f, 0x00); |
3e86aa85 | 2034 | |
dd08beb9 MR |
2035 | spa_loc = get_edid_spa_location(edid->edid); |
2036 | if (spa_loc < 0) | |
2037 | spa_loc = 0xc0; /* Default value [REF_02, p. 116] */ | |
2038 | ||
3e86aa85 | 2039 | switch (edid->pad) { |
c784b1e2 | 2040 | case ADV7604_PAD_HDMI_PORT_A: |
dd08beb9 MR |
2041 | state->spa_port_a[0] = edid->edid[spa_loc]; |
2042 | state->spa_port_a[1] = edid->edid[spa_loc + 1]; | |
3e86aa85 | 2043 | break; |
c784b1e2 | 2044 | case ADV7604_PAD_HDMI_PORT_B: |
dd08beb9 MR |
2045 | rep_write(sd, 0x70, edid->edid[spa_loc]); |
2046 | rep_write(sd, 0x71, edid->edid[spa_loc + 1]); | |
3e86aa85 | 2047 | break; |
c784b1e2 | 2048 | case ADV7604_PAD_HDMI_PORT_C: |
dd08beb9 MR |
2049 | rep_write(sd, 0x72, edid->edid[spa_loc]); |
2050 | rep_write(sd, 0x73, edid->edid[spa_loc + 1]); | |
3e86aa85 | 2051 | break; |
c784b1e2 | 2052 | case ADV7604_PAD_HDMI_PORT_D: |
dd08beb9 MR |
2053 | rep_write(sd, 0x74, edid->edid[spa_loc]); |
2054 | rep_write(sd, 0x75, edid->edid[spa_loc + 1]); | |
3e86aa85 | 2055 | break; |
dd08beb9 MR |
2056 | default: |
2057 | return -EINVAL; | |
3e86aa85 | 2058 | } |
d42010a1 LPC |
2059 | |
2060 | if (info->type == ADV7604) { | |
2061 | rep_write(sd, 0x76, spa_loc & 0xff); | |
22d97e56 | 2062 | rep_write_clr_set(sd, 0x77, 0x40, (spa_loc & 0x100) >> 2); |
d42010a1 LPC |
2063 | } else { |
2064 | /* FIXME: Where is the SPA location LSB register ? */ | |
22d97e56 | 2065 | rep_write_clr_set(sd, 0x71, 0x01, (spa_loc & 0x100) >> 8); |
d42010a1 | 2066 | } |
3e86aa85 | 2067 | |
dd08beb9 MR |
2068 | edid->edid[spa_loc] = state->spa_port_a[0]; |
2069 | edid->edid[spa_loc + 1] = state->spa_port_a[1]; | |
4a31a93a MR |
2070 | |
2071 | memcpy(state->edid.edid, edid->edid, 128 * edid->blocks); | |
2072 | state->edid.blocks = edid->blocks; | |
54450f59 HV |
2073 | state->aspect_ratio = v4l2_calc_aspect_ratio(edid->edid[0x15], |
2074 | edid->edid[0x16]); | |
3e86aa85 | 2075 | state->edid.present |= 1 << edid->pad; |
4a31a93a MR |
2076 | |
2077 | err = edid_write_block(sd, 128 * edid->blocks, state->edid.edid); | |
2078 | if (err < 0) { | |
3e86aa85 | 2079 | v4l2_err(sd, "error %d writing edid pad %d\n", err, edid->pad); |
4a31a93a MR |
2080 | return err; |
2081 | } | |
2082 | ||
dd08beb9 MR |
2083 | /* adv7604 calculates the checksums and enables I2C access to internal |
2084 | EDID RAM from DDC port. */ | |
22d97e56 | 2085 | rep_write_clr_set(sd, info->edid_enable_reg, 0x0f, state->edid.present); |
dd08beb9 MR |
2086 | |
2087 | for (i = 0; i < 1000; i++) { | |
d42010a1 | 2088 | if (rep_read(sd, info->edid_status_reg) & state->edid.present) |
dd08beb9 MR |
2089 | break; |
2090 | mdelay(1); | |
2091 | } | |
2092 | if (i == 1000) { | |
2093 | v4l2_err(sd, "error enabling edid (0x%x)\n", state->edid.present); | |
2094 | return -EIO; | |
2095 | } | |
2096 | ||
4a31a93a MR |
2097 | /* enable hotplug after 100 ms */ |
2098 | queue_delayed_work(state->work_queues, | |
2099 | &state->delayed_work_enable_hotplug, HZ / 10); | |
2100 | return 0; | |
54450f59 HV |
2101 | } |
2102 | ||
2103 | /*********** avi info frame CEA-861-E **************/ | |
2104 | ||
2105 | static void print_avi_infoframe(struct v4l2_subdev *sd) | |
2106 | { | |
2107 | int i; | |
2108 | u8 buf[14]; | |
2109 | u8 avi_len; | |
2110 | u8 avi_ver; | |
2111 | ||
bb88f325 | 2112 | if (!is_hdmi(sd)) { |
54450f59 HV |
2113 | v4l2_info(sd, "receive DVI-D signal (AVI infoframe not supported)\n"); |
2114 | return; | |
2115 | } | |
2116 | if (!(io_read(sd, 0x60) & 0x01)) { | |
2117 | v4l2_info(sd, "AVI infoframe not received\n"); | |
2118 | return; | |
2119 | } | |
2120 | ||
2121 | if (io_read(sd, 0x83) & 0x01) { | |
2122 | v4l2_info(sd, "AVI infoframe checksum error has occurred earlier\n"); | |
2123 | io_write(sd, 0x85, 0x01); /* clear AVI_INF_CKS_ERR_RAW */ | |
2124 | if (io_read(sd, 0x83) & 0x01) { | |
2125 | v4l2_info(sd, "AVI infoframe checksum error still present\n"); | |
2126 | io_write(sd, 0x85, 0x01); /* clear AVI_INF_CKS_ERR_RAW */ | |
2127 | } | |
2128 | } | |
2129 | ||
2130 | avi_len = infoframe_read(sd, 0xe2); | |
2131 | avi_ver = infoframe_read(sd, 0xe1); | |
2132 | v4l2_info(sd, "AVI infoframe version %d (%d byte)\n", | |
2133 | avi_ver, avi_len); | |
2134 | ||
2135 | if (avi_ver != 0x02) | |
2136 | return; | |
2137 | ||
2138 | for (i = 0; i < 14; i++) | |
2139 | buf[i] = infoframe_read(sd, i); | |
2140 | ||
2141 | v4l2_info(sd, | |
2142 | "\t%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n", | |
2143 | buf[0], buf[1], buf[2], buf[3], buf[4], buf[5], buf[6], buf[7], | |
2144 | buf[8], buf[9], buf[10], buf[11], buf[12], buf[13]); | |
2145 | } | |
2146 | ||
2147 | static int adv7604_log_status(struct v4l2_subdev *sd) | |
2148 | { | |
2149 | struct adv7604_state *state = to_state(sd); | |
d42010a1 | 2150 | const struct adv7604_chip_info *info = state->info; |
54450f59 HV |
2151 | struct v4l2_dv_timings timings; |
2152 | struct stdi_readback stdi; | |
2153 | u8 reg_io_0x02 = io_read(sd, 0x02); | |
4a2ccdd2 LP |
2154 | u8 edid_enabled; |
2155 | u8 cable_det; | |
54450f59 | 2156 | |
f216ccb3 | 2157 | static const char * const csc_coeff_sel_rb[16] = { |
54450f59 HV |
2158 | "bypassed", "YPbPr601 -> RGB", "reserved", "YPbPr709 -> RGB", |
2159 | "reserved", "RGB -> YPbPr601", "reserved", "RGB -> YPbPr709", | |
2160 | "reserved", "YPbPr709 -> YPbPr601", "YPbPr601 -> YPbPr709", | |
2161 | "reserved", "reserved", "reserved", "reserved", "manual" | |
2162 | }; | |
f216ccb3 | 2163 | static const char * const input_color_space_txt[16] = { |
54450f59 HV |
2164 | "RGB limited range (16-235)", "RGB full range (0-255)", |
2165 | "YCbCr Bt.601 (16-235)", "YCbCr Bt.709 (16-235)", | |
9833239e | 2166 | "xvYCC Bt.601", "xvYCC Bt.709", |
54450f59 HV |
2167 | "YCbCr Bt.601 (0-255)", "YCbCr Bt.709 (0-255)", |
2168 | "invalid", "invalid", "invalid", "invalid", "invalid", | |
2169 | "invalid", "invalid", "automatic" | |
2170 | }; | |
f216ccb3 | 2171 | static const char * const rgb_quantization_range_txt[] = { |
54450f59 HV |
2172 | "Automatic", |
2173 | "RGB limited range (16-235)", | |
2174 | "RGB full range (0-255)", | |
2175 | }; | |
f216ccb3 | 2176 | static const char * const deep_color_mode_txt[4] = { |
bb88f325 MB |
2177 | "8-bits per channel", |
2178 | "10-bits per channel", | |
2179 | "12-bits per channel", | |
2180 | "16-bits per channel (not supported)" | |
2181 | }; | |
54450f59 HV |
2182 | |
2183 | v4l2_info(sd, "-----Chip status-----\n"); | |
2184 | v4l2_info(sd, "Chip power: %s\n", no_power(sd) ? "off" : "on"); | |
d42010a1 | 2185 | edid_enabled = rep_read(sd, info->edid_status_reg); |
4a31a93a | 2186 | v4l2_info(sd, "EDID enabled port A: %s, B: %s, C: %s, D: %s\n", |
4a2ccdd2 LP |
2187 | ((edid_enabled & 0x01) ? "Yes" : "No"), |
2188 | ((edid_enabled & 0x02) ? "Yes" : "No"), | |
2189 | ((edid_enabled & 0x04) ? "Yes" : "No"), | |
2190 | ((edid_enabled & 0x08) ? "Yes" : "No")); | |
54450f59 HV |
2191 | v4l2_info(sd, "CEC: %s\n", !!(cec_read(sd, 0x2a) & 0x01) ? |
2192 | "enabled" : "disabled"); | |
2193 | ||
2194 | v4l2_info(sd, "-----Signal status-----\n"); | |
d42010a1 | 2195 | cable_det = info->read_cable_det(sd); |
4a31a93a | 2196 | v4l2_info(sd, "Cable detected (+5V power) port A: %s, B: %s, C: %s, D: %s\n", |
d42010a1 LPC |
2197 | ((cable_det & 0x01) ? "Yes" : "No"), |
2198 | ((cable_det & 0x02) ? "Yes" : "No"), | |
4a2ccdd2 | 2199 | ((cable_det & 0x04) ? "Yes" : "No"), |
d42010a1 | 2200 | ((cable_det & 0x08) ? "Yes" : "No")); |
54450f59 HV |
2201 | v4l2_info(sd, "TMDS signal detected: %s\n", |
2202 | no_signal_tmds(sd) ? "false" : "true"); | |
2203 | v4l2_info(sd, "TMDS signal locked: %s\n", | |
2204 | no_lock_tmds(sd) ? "false" : "true"); | |
2205 | v4l2_info(sd, "SSPD locked: %s\n", no_lock_sspd(sd) ? "false" : "true"); | |
2206 | v4l2_info(sd, "STDI locked: %s\n", no_lock_stdi(sd) ? "false" : "true"); | |
2207 | v4l2_info(sd, "CP locked: %s\n", no_lock_cp(sd) ? "false" : "true"); | |
2208 | v4l2_info(sd, "CP free run: %s\n", | |
58514625 | 2209 | (in_free_run(sd)) ? "on" : "off"); |
ccbd5bc4 HV |
2210 | v4l2_info(sd, "Prim-mode = 0x%x, video std = 0x%x, v_freq = 0x%x\n", |
2211 | io_read(sd, 0x01) & 0x0f, io_read(sd, 0x00) & 0x3f, | |
2212 | (io_read(sd, 0x01) & 0x70) >> 4); | |
54450f59 HV |
2213 | |
2214 | v4l2_info(sd, "-----Video Timings-----\n"); | |
2215 | if (read_stdi(sd, &stdi)) | |
2216 | v4l2_info(sd, "STDI: not locked\n"); | |
2217 | else | |
2218 | v4l2_info(sd, "STDI: lcf (frame height - 1) = %d, bl = %d, lcvs (vsync) = %d, %s, %chsync, %cvsync\n", | |
2219 | stdi.lcf, stdi.bl, stdi.lcvs, | |
2220 | stdi.interlaced ? "interlaced" : "progressive", | |
2221 | stdi.hs_pol, stdi.vs_pol); | |
2222 | if (adv7604_query_dv_timings(sd, &timings)) | |
2223 | v4l2_info(sd, "No video detected\n"); | |
2224 | else | |
11d034c8 HV |
2225 | v4l2_print_dv_timings(sd->name, "Detected format: ", |
2226 | &timings, true); | |
2227 | v4l2_print_dv_timings(sd->name, "Configured format: ", | |
2228 | &state->timings, true); | |
54450f59 | 2229 | |
76eb2d30 MR |
2230 | if (no_signal(sd)) |
2231 | return 0; | |
2232 | ||
54450f59 HV |
2233 | v4l2_info(sd, "-----Color space-----\n"); |
2234 | v4l2_info(sd, "RGB quantization range ctrl: %s\n", | |
2235 | rgb_quantization_range_txt[state->rgb_quantization_range]); | |
2236 | v4l2_info(sd, "Input color space: %s\n", | |
2237 | input_color_space_txt[reg_io_0x02 >> 4]); | |
2238 | v4l2_info(sd, "Output color space: %s %s, saturator %s\n", | |
2239 | (reg_io_0x02 & 0x02) ? "RGB" : "YCbCr", | |
2240 | (reg_io_0x02 & 0x04) ? "(16-235)" : "(0-255)", | |
2241 | ((reg_io_0x02 & 0x04) ^ (reg_io_0x02 & 0x01)) ? | |
76eb2d30 | 2242 | "enabled" : "disabled"); |
54450f59 HV |
2243 | v4l2_info(sd, "Color space conversion: %s\n", |
2244 | csc_coeff_sel_rb[cp_read(sd, 0xfc) >> 4]); | |
2245 | ||
4a31a93a | 2246 | if (!is_digital_input(sd)) |
76eb2d30 MR |
2247 | return 0; |
2248 | ||
2249 | v4l2_info(sd, "-----%s status-----\n", is_hdmi(sd) ? "HDMI" : "DVI-D"); | |
4a31a93a MR |
2250 | v4l2_info(sd, "Digital video port selected: %c\n", |
2251 | (hdmi_read(sd, 0x00) & 0x03) + 'A'); | |
2252 | v4l2_info(sd, "HDCP encrypted content: %s\n", | |
2253 | (hdmi_read(sd, 0x05) & 0x40) ? "true" : "false"); | |
76eb2d30 MR |
2254 | v4l2_info(sd, "HDCP keys read: %s%s\n", |
2255 | (hdmi_read(sd, 0x04) & 0x20) ? "yes" : "no", | |
2256 | (hdmi_read(sd, 0x04) & 0x10) ? "ERROR" : ""); | |
77639ff2 | 2257 | if (is_hdmi(sd)) { |
76eb2d30 MR |
2258 | bool audio_pll_locked = hdmi_read(sd, 0x04) & 0x01; |
2259 | bool audio_sample_packet_detect = hdmi_read(sd, 0x18) & 0x01; | |
2260 | bool audio_mute = io_read(sd, 0x65) & 0x40; | |
2261 | ||
2262 | v4l2_info(sd, "Audio: pll %s, samples %s, %s\n", | |
2263 | audio_pll_locked ? "locked" : "not locked", | |
2264 | audio_sample_packet_detect ? "detected" : "not detected", | |
2265 | audio_mute ? "muted" : "enabled"); | |
2266 | if (audio_pll_locked && audio_sample_packet_detect) { | |
2267 | v4l2_info(sd, "Audio format: %s\n", | |
2268 | (hdmi_read(sd, 0x07) & 0x20) ? "multi-channel" : "stereo"); | |
2269 | } | |
2270 | v4l2_info(sd, "Audio CTS: %u\n", (hdmi_read(sd, 0x5b) << 12) + | |
2271 | (hdmi_read(sd, 0x5c) << 8) + | |
2272 | (hdmi_read(sd, 0x5d) & 0xf0)); | |
2273 | v4l2_info(sd, "Audio N: %u\n", ((hdmi_read(sd, 0x5d) & 0x0f) << 16) + | |
2274 | (hdmi_read(sd, 0x5e) << 8) + | |
2275 | hdmi_read(sd, 0x5f)); | |
2276 | v4l2_info(sd, "AV Mute: %s\n", (hdmi_read(sd, 0x04) & 0x40) ? "on" : "off"); | |
2277 | ||
2278 | v4l2_info(sd, "Deep color mode: %s\n", deep_color_mode_txt[(hdmi_read(sd, 0x0b) & 0x60) >> 5]); | |
2279 | ||
54450f59 HV |
2280 | print_avi_infoframe(sd); |
2281 | } | |
2282 | ||
2283 | return 0; | |
2284 | } | |
2285 | ||
2286 | /* ----------------------------------------------------------------------- */ | |
2287 | ||
2288 | static const struct v4l2_ctrl_ops adv7604_ctrl_ops = { | |
2289 | .s_ctrl = adv7604_s_ctrl, | |
2290 | }; | |
2291 | ||
2292 | static const struct v4l2_subdev_core_ops adv7604_core_ops = { | |
2293 | .log_status = adv7604_log_status, | |
54450f59 HV |
2294 | .interrupt_service_routine = adv7604_isr, |
2295 | #ifdef CONFIG_VIDEO_ADV_DEBUG | |
2296 | .g_register = adv7604_g_register, | |
2297 | .s_register = adv7604_s_register, | |
2298 | #endif | |
2299 | }; | |
2300 | ||
2301 | static const struct v4l2_subdev_video_ops adv7604_video_ops = { | |
2302 | .s_routing = adv7604_s_routing, | |
2303 | .g_input_status = adv7604_g_input_status, | |
2304 | .s_dv_timings = adv7604_s_dv_timings, | |
2305 | .g_dv_timings = adv7604_g_dv_timings, | |
2306 | .query_dv_timings = adv7604_query_dv_timings, | |
54450f59 HV |
2307 | }; |
2308 | ||
2309 | static const struct v4l2_subdev_pad_ops adv7604_pad_ops = { | |
539b33b0 LP |
2310 | .enum_mbus_code = adv7604_enum_mbus_code, |
2311 | .get_fmt = adv7604_get_format, | |
2312 | .set_fmt = adv7604_set_format, | |
54450f59 HV |
2313 | .get_edid = adv7604_get_edid, |
2314 | .set_edid = adv7604_set_edid, | |
7515e096 | 2315 | .dv_timings_cap = adv7604_dv_timings_cap, |
afec5599 | 2316 | .enum_dv_timings = adv7604_enum_dv_timings, |
54450f59 HV |
2317 | }; |
2318 | ||
2319 | static const struct v4l2_subdev_ops adv7604_ops = { | |
2320 | .core = &adv7604_core_ops, | |
2321 | .video = &adv7604_video_ops, | |
2322 | .pad = &adv7604_pad_ops, | |
2323 | }; | |
2324 | ||
2325 | /* -------------------------- custom ctrls ---------------------------------- */ | |
2326 | ||
2327 | static const struct v4l2_ctrl_config adv7604_ctrl_analog_sampling_phase = { | |
2328 | .ops = &adv7604_ctrl_ops, | |
2329 | .id = V4L2_CID_ADV_RX_ANALOG_SAMPLING_PHASE, | |
2330 | .name = "Analog Sampling Phase", | |
2331 | .type = V4L2_CTRL_TYPE_INTEGER, | |
2332 | .min = 0, | |
2333 | .max = 0x1f, | |
2334 | .step = 1, | |
2335 | .def = 0, | |
2336 | }; | |
2337 | ||
2338 | static const struct v4l2_ctrl_config adv7604_ctrl_free_run_color_manual = { | |
2339 | .ops = &adv7604_ctrl_ops, | |
2340 | .id = V4L2_CID_ADV_RX_FREE_RUN_COLOR_MANUAL, | |
2341 | .name = "Free Running Color, Manual", | |
2342 | .type = V4L2_CTRL_TYPE_BOOLEAN, | |
2343 | .min = false, | |
2344 | .max = true, | |
2345 | .step = 1, | |
2346 | .def = false, | |
2347 | }; | |
2348 | ||
2349 | static const struct v4l2_ctrl_config adv7604_ctrl_free_run_color = { | |
2350 | .ops = &adv7604_ctrl_ops, | |
2351 | .id = V4L2_CID_ADV_RX_FREE_RUN_COLOR, | |
2352 | .name = "Free Running Color", | |
2353 | .type = V4L2_CTRL_TYPE_INTEGER, | |
2354 | .min = 0x0, | |
2355 | .max = 0xffffff, | |
2356 | .step = 0x1, | |
2357 | .def = 0x0, | |
2358 | }; | |
2359 | ||
2360 | /* ----------------------------------------------------------------------- */ | |
2361 | ||
2362 | static int adv7604_core_init(struct v4l2_subdev *sd) | |
2363 | { | |
2364 | struct adv7604_state *state = to_state(sd); | |
d42010a1 | 2365 | const struct adv7604_chip_info *info = state->info; |
54450f59 HV |
2366 | struct adv7604_platform_data *pdata = &state->pdata; |
2367 | ||
2368 | hdmi_write(sd, 0x48, | |
2369 | (pdata->disable_pwrdnb ? 0x80 : 0) | | |
2370 | (pdata->disable_cable_det_rst ? 0x40 : 0)); | |
2371 | ||
2372 | disable_input(sd); | |
2373 | ||
5ef54b59 LP |
2374 | if (pdata->default_input >= 0 && |
2375 | pdata->default_input < state->source_pad) { | |
2376 | state->selected_input = pdata->default_input; | |
2377 | select_input(sd); | |
2378 | enable_input(sd); | |
2379 | } | |
2380 | ||
54450f59 HV |
2381 | /* power */ |
2382 | io_write(sd, 0x0c, 0x42); /* Power up part and power down VDP */ | |
2383 | io_write(sd, 0x0b, 0x44); /* Power down ESDP block */ | |
2384 | cp_write(sd, 0xcf, 0x01); /* Power down macrovision */ | |
2385 | ||
2386 | /* video format */ | |
22d97e56 | 2387 | io_write_clr_set(sd, 0x02, 0x0f, |
54450f59 HV |
2388 | pdata->alt_gamma << 3 | |
2389 | pdata->op_656_range << 2 | | |
54450f59 | 2390 | pdata->alt_data_sat << 0); |
22d97e56 | 2391 | io_write_clr_set(sd, 0x05, 0x0e, pdata->blank_data << 3 | |
539b33b0 LP |
2392 | pdata->insert_av_codes << 2 | |
2393 | pdata->replicate_av_codes << 1); | |
2394 | adv7604_setup_format(state); | |
54450f59 | 2395 | |
54450f59 | 2396 | cp_write(sd, 0x69, 0x30); /* Enable CP CSC */ |
98908696 MB |
2397 | |
2398 | /* VS, HS polarities */ | |
1b5ab875 LP |
2399 | io_write(sd, 0x06, 0xa0 | pdata->inv_vs_pol << 2 | |
2400 | pdata->inv_hs_pol << 1 | pdata->inv_llc_pol); | |
f31b62e1 MK |
2401 | |
2402 | /* Adjust drive strength */ | |
2403 | io_write(sd, 0x14, 0x40 | pdata->dr_str_data << 4 | | |
2404 | pdata->dr_str_clk << 2 | | |
2405 | pdata->dr_str_sync); | |
2406 | ||
54450f59 HV |
2407 | cp_write(sd, 0xba, (pdata->hdmi_free_run_mode << 1) | 0x01); /* HDMI free run */ |
2408 | cp_write(sd, 0xf3, 0xdc); /* Low threshold to enter/exit free run mode */ | |
2409 | cp_write(sd, 0xf9, 0x23); /* STDI ch. 1 - LCVS change threshold - | |
80939647 | 2410 | ADI recommended setting [REF_01, c. 2.3.3] */ |
54450f59 | 2411 | cp_write(sd, 0x45, 0x23); /* STDI ch. 2 - LCVS change threshold - |
80939647 | 2412 | ADI recommended setting [REF_01, c. 2.3.3] */ |
54450f59 HV |
2413 | cp_write(sd, 0xc9, 0x2d); /* use prim_mode and vid_std as free run resolution |
2414 | for digital formats */ | |
2415 | ||
5474b983 | 2416 | /* HDMI audio */ |
22d97e56 LP |
2417 | hdmi_write_clr_set(sd, 0x15, 0x03, 0x03); /* Mute on FIFO over-/underflow [REF_01, c. 1.2.18] */ |
2418 | hdmi_write_clr_set(sd, 0x1a, 0x0e, 0x08); /* Wait 1 s before unmute */ | |
2419 | hdmi_write_clr_set(sd, 0x68, 0x06, 0x06); /* FIFO reset on over-/underflow [REF_01, c. 1.2.19] */ | |
5474b983 | 2420 | |
54450f59 HV |
2421 | /* TODO from platform data */ |
2422 | afe_write(sd, 0xb5, 0x01); /* Setting MCLK to 256Fs */ | |
2423 | ||
d42010a1 LPC |
2424 | if (adv7604_has_afe(state)) { |
2425 | afe_write(sd, 0x02, pdata->ain_sel); /* Select analog input muxing mode */ | |
22d97e56 | 2426 | io_write_clr_set(sd, 0x30, 1 << 4, pdata->output_bus_lsb_to_msb << 4); |
d42010a1 | 2427 | } |
54450f59 | 2428 | |
54450f59 | 2429 | /* interrupts */ |
d42010a1 | 2430 | io_write(sd, 0x40, 0xc0 | pdata->int1_config); /* Configure INT1 */ |
54450f59 | 2431 | io_write(sd, 0x46, 0x98); /* Enable SSPD, STDI and CP unlocked interrupts */ |
d42010a1 LPC |
2432 | io_write(sd, 0x6e, info->fmt_change_digital_mask); /* Enable V_LOCKED and DE_REGEN_LCK interrupts */ |
2433 | io_write(sd, 0x73, info->cable_det_mask); /* Enable cable detection (+5v) interrupts */ | |
2434 | info->setup_irqs(sd); | |
54450f59 HV |
2435 | |
2436 | return v4l2_ctrl_handler_setup(sd->ctrl_handler); | |
2437 | } | |
2438 | ||
d42010a1 LPC |
2439 | static void adv7604_setup_irqs(struct v4l2_subdev *sd) |
2440 | { | |
2441 | io_write(sd, 0x41, 0xd7); /* STDI irq for any change, disable INT2 */ | |
2442 | } | |
2443 | ||
2444 | static void adv7611_setup_irqs(struct v4l2_subdev *sd) | |
2445 | { | |
2446 | io_write(sd, 0x41, 0xd0); /* STDI irq for any change, disable INT2 */ | |
2447 | } | |
2448 | ||
54450f59 HV |
2449 | static void adv7604_unregister_clients(struct adv7604_state *state) |
2450 | { | |
05cacb17 LP |
2451 | unsigned int i; |
2452 | ||
2453 | for (i = 1; i < ARRAY_SIZE(state->i2c_clients); ++i) { | |
2454 | if (state->i2c_clients[i]) | |
2455 | i2c_unregister_device(state->i2c_clients[i]); | |
2456 | } | |
54450f59 HV |
2457 | } |
2458 | ||
2459 | static struct i2c_client *adv7604_dummy_client(struct v4l2_subdev *sd, | |
2460 | u8 addr, u8 io_reg) | |
2461 | { | |
2462 | struct i2c_client *client = v4l2_get_subdevdata(sd); | |
2463 | ||
2464 | if (addr) | |
2465 | io_write(sd, io_reg, addr << 1); | |
2466 | return i2c_new_dummy(client->adapter, io_read(sd, io_reg) >> 1); | |
2467 | } | |
2468 | ||
d42010a1 LPC |
2469 | static const struct adv7604_reg_seq adv7604_recommended_settings_afe[] = { |
2470 | /* reset ADI recommended settings for HDMI: */ | |
2471 | /* "ADV7604 Register Settings Recommendations (rev. 2.5, June 2010)" p. 4. */ | |
2472 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x0d), 0x04 }, /* HDMI filter optimization */ | |
2473 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x0d), 0x04 }, /* HDMI filter optimization */ | |
2474 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x3d), 0x00 }, /* DDC bus active pull-up control */ | |
2475 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x3e), 0x74 }, /* TMDS PLL optimization */ | |
2476 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x4e), 0x3b }, /* TMDS PLL optimization */ | |
2477 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x57), 0x74 }, /* TMDS PLL optimization */ | |
2478 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x58), 0x63 }, /* TMDS PLL optimization */ | |
2479 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x8d), 0x18 }, /* equaliser */ | |
2480 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x8e), 0x34 }, /* equaliser */ | |
2481 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x93), 0x88 }, /* equaliser */ | |
2482 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x94), 0x2e }, /* equaliser */ | |
2483 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x96), 0x00 }, /* enable automatic EQ changing */ | |
2484 | ||
2485 | /* set ADI recommended settings for digitizer */ | |
2486 | /* "ADV7604 Register Settings Recommendations (rev. 2.5, June 2010)" p. 17. */ | |
2487 | { ADV7604_REG(ADV7604_PAGE_AFE, 0x12), 0x7b }, /* ADC noise shaping filter controls */ | |
2488 | { ADV7604_REG(ADV7604_PAGE_AFE, 0x0c), 0x1f }, /* CP core gain controls */ | |
2489 | { ADV7604_REG(ADV7604_PAGE_CP, 0x3e), 0x04 }, /* CP core pre-gain control */ | |
2490 | { ADV7604_REG(ADV7604_PAGE_CP, 0xc3), 0x39 }, /* CP coast control. Graphics mode */ | |
2491 | { ADV7604_REG(ADV7604_PAGE_CP, 0x40), 0x5c }, /* CP core pre-gain control. Graphics mode */ | |
2492 | ||
2493 | { ADV7604_REG_SEQ_TERM, 0 }, | |
2494 | }; | |
2495 | ||
2496 | static const struct adv7604_reg_seq adv7604_recommended_settings_hdmi[] = { | |
2497 | /* set ADI recommended settings for HDMI: */ | |
2498 | /* "ADV7604 Register Settings Recommendations (rev. 2.5, June 2010)" p. 4. */ | |
2499 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x0d), 0x84 }, /* HDMI filter optimization */ | |
2500 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x3d), 0x10 }, /* DDC bus active pull-up control */ | |
2501 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x3e), 0x39 }, /* TMDS PLL optimization */ | |
2502 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x4e), 0x3b }, /* TMDS PLL optimization */ | |
2503 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x57), 0xb6 }, /* TMDS PLL optimization */ | |
2504 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x58), 0x03 }, /* TMDS PLL optimization */ | |
2505 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x8d), 0x18 }, /* equaliser */ | |
2506 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x8e), 0x34 }, /* equaliser */ | |
2507 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x93), 0x8b }, /* equaliser */ | |
2508 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x94), 0x2d }, /* equaliser */ | |
2509 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x96), 0x01 }, /* enable automatic EQ changing */ | |
2510 | ||
2511 | /* reset ADI recommended settings for digitizer */ | |
2512 | /* "ADV7604 Register Settings Recommendations (rev. 2.5, June 2010)" p. 17. */ | |
2513 | { ADV7604_REG(ADV7604_PAGE_AFE, 0x12), 0xfb }, /* ADC noise shaping filter controls */ | |
2514 | { ADV7604_REG(ADV7604_PAGE_AFE, 0x0c), 0x0d }, /* CP core gain controls */ | |
2515 | ||
2516 | { ADV7604_REG_SEQ_TERM, 0 }, | |
2517 | }; | |
2518 | ||
2519 | static const struct adv7604_reg_seq adv7611_recommended_settings_hdmi[] = { | |
c41ad9c3 | 2520 | /* ADV7611 Register Settings Recommendations Rev 1.5, May 2014 */ |
d42010a1 | 2521 | { ADV7604_REG(ADV7604_PAGE_CP, 0x6c), 0x00 }, |
c41ad9c3 LPC |
2522 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x9b), 0x03 }, |
2523 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x6f), 0x08 }, | |
2524 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x85), 0x1f }, | |
d42010a1 LPC |
2525 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x87), 0x70 }, |
2526 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x57), 0xda }, | |
2527 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x58), 0x01 }, | |
2528 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x03), 0x98 }, | |
2529 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x4c), 0x44 }, | |
2530 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x8d), 0x04 }, | |
2531 | { ADV7604_REG(ADV7604_PAGE_HDMI, 0x8e), 0x1e }, | |
2532 | ||
2533 | { ADV7604_REG_SEQ_TERM, 0 }, | |
2534 | }; | |
2535 | ||
2536 | static const struct adv7604_chip_info adv7604_chip_info[] = { | |
2537 | [ADV7604] = { | |
2538 | .type = ADV7604, | |
2539 | .has_afe = true, | |
c784b1e2 | 2540 | .max_port = ADV7604_PAD_VGA_COMP, |
d42010a1 LPC |
2541 | .num_dv_ports = 4, |
2542 | .edid_enable_reg = 0x77, | |
2543 | .edid_status_reg = 0x7d, | |
2544 | .lcf_reg = 0xb3, | |
2545 | .tdms_lock_mask = 0xe0, | |
2546 | .cable_det_mask = 0x1e, | |
2547 | .fmt_change_digital_mask = 0xc1, | |
539b33b0 LP |
2548 | .formats = adv7604_formats, |
2549 | .nformats = ARRAY_SIZE(adv7604_formats), | |
d42010a1 LPC |
2550 | .set_termination = adv7604_set_termination, |
2551 | .setup_irqs = adv7604_setup_irqs, | |
2552 | .read_hdmi_pixelclock = adv7604_read_hdmi_pixelclock, | |
2553 | .read_cable_det = adv7604_read_cable_det, | |
2554 | .recommended_settings = { | |
2555 | [0] = adv7604_recommended_settings_afe, | |
2556 | [1] = adv7604_recommended_settings_hdmi, | |
2557 | }, | |
2558 | .num_recommended_settings = { | |
2559 | [0] = ARRAY_SIZE(adv7604_recommended_settings_afe), | |
2560 | [1] = ARRAY_SIZE(adv7604_recommended_settings_hdmi), | |
2561 | }, | |
2562 | .page_mask = BIT(ADV7604_PAGE_IO) | BIT(ADV7604_PAGE_AVLINK) | | |
2563 | BIT(ADV7604_PAGE_CEC) | BIT(ADV7604_PAGE_INFOFRAME) | | |
2564 | BIT(ADV7604_PAGE_ESDP) | BIT(ADV7604_PAGE_DPP) | | |
2565 | BIT(ADV7604_PAGE_AFE) | BIT(ADV7604_PAGE_REP) | | |
2566 | BIT(ADV7604_PAGE_EDID) | BIT(ADV7604_PAGE_HDMI) | | |
2567 | BIT(ADV7604_PAGE_TEST) | BIT(ADV7604_PAGE_CP) | | |
2568 | BIT(ADV7604_PAGE_VDP), | |
2569 | }, | |
2570 | [ADV7611] = { | |
2571 | .type = ADV7611, | |
2572 | .has_afe = false, | |
c784b1e2 | 2573 | .max_port = ADV7604_PAD_HDMI_PORT_A, |
d42010a1 LPC |
2574 | .num_dv_ports = 1, |
2575 | .edid_enable_reg = 0x74, | |
2576 | .edid_status_reg = 0x76, | |
2577 | .lcf_reg = 0xa3, | |
2578 | .tdms_lock_mask = 0x43, | |
2579 | .cable_det_mask = 0x01, | |
2580 | .fmt_change_digital_mask = 0x03, | |
539b33b0 LP |
2581 | .formats = adv7611_formats, |
2582 | .nformats = ARRAY_SIZE(adv7611_formats), | |
d42010a1 LPC |
2583 | .set_termination = adv7611_set_termination, |
2584 | .setup_irqs = adv7611_setup_irqs, | |
2585 | .read_hdmi_pixelclock = adv7611_read_hdmi_pixelclock, | |
2586 | .read_cable_det = adv7611_read_cable_det, | |
2587 | .recommended_settings = { | |
2588 | [1] = adv7611_recommended_settings_hdmi, | |
2589 | }, | |
2590 | .num_recommended_settings = { | |
2591 | [1] = ARRAY_SIZE(adv7611_recommended_settings_hdmi), | |
2592 | }, | |
2593 | .page_mask = BIT(ADV7604_PAGE_IO) | BIT(ADV7604_PAGE_CEC) | | |
2594 | BIT(ADV7604_PAGE_INFOFRAME) | BIT(ADV7604_PAGE_AFE) | | |
2595 | BIT(ADV7604_PAGE_REP) | BIT(ADV7604_PAGE_EDID) | | |
2596 | BIT(ADV7604_PAGE_HDMI) | BIT(ADV7604_PAGE_CP), | |
2597 | }, | |
2598 | }; | |
2599 | ||
f82f313e LP |
2600 | static struct i2c_device_id adv7604_i2c_id[] = { |
2601 | { "adv7604", (kernel_ulong_t)&adv7604_chip_info[ADV7604] }, | |
2602 | { "adv7611", (kernel_ulong_t)&adv7604_chip_info[ADV7611] }, | |
2603 | { } | |
2604 | }; | |
2605 | MODULE_DEVICE_TABLE(i2c, adv7604_i2c_id); | |
2606 | ||
2607 | static struct of_device_id adv7604_of_id[] __maybe_unused = { | |
2608 | { .compatible = "adi,adv7611", .data = &adv7604_chip_info[ADV7611] }, | |
2609 | { } | |
2610 | }; | |
2611 | MODULE_DEVICE_TABLE(of, adv7604_of_id); | |
2612 | ||
2613 | static int adv7604_parse_dt(struct adv7604_state *state) | |
2614 | { | |
6fa88045 LP |
2615 | struct v4l2_of_endpoint bus_cfg; |
2616 | struct device_node *endpoint; | |
2617 | struct device_node *np; | |
2618 | unsigned int flags; | |
2619 | ||
2620 | np = state->i2c_clients[ADV7604_PAGE_IO]->dev.of_node; | |
2621 | ||
2622 | /* Parse the endpoint. */ | |
2623 | endpoint = of_graph_get_next_endpoint(np, NULL); | |
2624 | if (!endpoint) | |
2625 | return -EINVAL; | |
2626 | ||
2627 | v4l2_of_parse_endpoint(endpoint, &bus_cfg); | |
2628 | of_node_put(endpoint); | |
2629 | ||
2630 | flags = bus_cfg.bus.parallel.flags; | |
2631 | ||
2632 | if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH) | |
2633 | state->pdata.inv_hs_pol = 1; | |
2634 | ||
2635 | if (flags & V4L2_MBUS_VSYNC_ACTIVE_HIGH) | |
2636 | state->pdata.inv_vs_pol = 1; | |
2637 | ||
2638 | if (flags & V4L2_MBUS_PCLK_SAMPLE_RISING) | |
2639 | state->pdata.inv_llc_pol = 1; | |
2640 | ||
2641 | if (bus_cfg.bus_type == V4L2_MBUS_BT656) { | |
2642 | state->pdata.insert_av_codes = 1; | |
2643 | state->pdata.op_656_range = 1; | |
2644 | } | |
2645 | ||
f82f313e LP |
2646 | /* Disable the interrupt for now as no DT-based board uses it. */ |
2647 | state->pdata.int1_config = ADV7604_INT1_CONFIG_DISABLED; | |
2648 | ||
2649 | /* Use the default I2C addresses. */ | |
2650 | state->pdata.i2c_addresses[ADV7604_PAGE_AVLINK] = 0x42; | |
2651 | state->pdata.i2c_addresses[ADV7604_PAGE_CEC] = 0x40; | |
2652 | state->pdata.i2c_addresses[ADV7604_PAGE_INFOFRAME] = 0x3e; | |
2653 | state->pdata.i2c_addresses[ADV7604_PAGE_ESDP] = 0x38; | |
2654 | state->pdata.i2c_addresses[ADV7604_PAGE_DPP] = 0x3c; | |
2655 | state->pdata.i2c_addresses[ADV7604_PAGE_AFE] = 0x26; | |
2656 | state->pdata.i2c_addresses[ADV7604_PAGE_REP] = 0x32; | |
2657 | state->pdata.i2c_addresses[ADV7604_PAGE_EDID] = 0x36; | |
2658 | state->pdata.i2c_addresses[ADV7604_PAGE_HDMI] = 0x34; | |
2659 | state->pdata.i2c_addresses[ADV7604_PAGE_TEST] = 0x30; | |
2660 | state->pdata.i2c_addresses[ADV7604_PAGE_CP] = 0x22; | |
2661 | state->pdata.i2c_addresses[ADV7604_PAGE_VDP] = 0x24; | |
2662 | ||
2663 | /* Hardcode the remaining platform data fields. */ | |
2664 | state->pdata.disable_pwrdnb = 0; | |
2665 | state->pdata.disable_cable_det_rst = 0; | |
2666 | state->pdata.default_input = -1; | |
2667 | state->pdata.blank_data = 1; | |
f82f313e | 2668 | state->pdata.alt_data_sat = 1; |
f82f313e LP |
2669 | state->pdata.op_format_mode_sel = ADV7604_OP_FORMAT_MODE0; |
2670 | state->pdata.bus_order = ADV7604_BUS_ORDER_RGB; | |
2671 | ||
2672 | return 0; | |
2673 | } | |
2674 | ||
54450f59 HV |
2675 | static int adv7604_probe(struct i2c_client *client, |
2676 | const struct i2c_device_id *id) | |
2677 | { | |
591b72fe HV |
2678 | static const struct v4l2_dv_timings cea640x480 = |
2679 | V4L2_DV_BT_CEA_640X480P59_94; | |
54450f59 | 2680 | struct adv7604_state *state; |
54450f59 HV |
2681 | struct v4l2_ctrl_handler *hdl; |
2682 | struct v4l2_subdev *sd; | |
c784b1e2 | 2683 | unsigned int i; |
d42010a1 | 2684 | u16 val; |
54450f59 HV |
2685 | int err; |
2686 | ||
2687 | /* Check if the adapter supports the needed features */ | |
2688 | if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA)) | |
2689 | return -EIO; | |
2690 | v4l_dbg(1, debug, client, "detecting adv7604 client on address 0x%x\n", | |
2691 | client->addr << 1); | |
2692 | ||
c02b211d | 2693 | state = devm_kzalloc(&client->dev, sizeof(*state), GFP_KERNEL); |
54450f59 HV |
2694 | if (!state) { |
2695 | v4l_err(client, "Could not allocate adv7604_state memory!\n"); | |
2696 | return -ENOMEM; | |
2697 | } | |
2698 | ||
05cacb17 | 2699 | state->i2c_clients[ADV7604_PAGE_IO] = client; |
d42010a1 | 2700 | |
25a64ac9 MR |
2701 | /* initialize variables */ |
2702 | state->restart_stdi_once = true; | |
ff4f80fd | 2703 | state->selected_input = ~0; |
25a64ac9 | 2704 | |
f82f313e LP |
2705 | if (IS_ENABLED(CONFIG_OF) && client->dev.of_node) { |
2706 | const struct of_device_id *oid; | |
2707 | ||
2708 | oid = of_match_node(adv7604_of_id, client->dev.of_node); | |
2709 | state->info = oid->data; | |
2710 | ||
2711 | err = adv7604_parse_dt(state); | |
2712 | if (err < 0) { | |
2713 | v4l_err(client, "DT parsing error\n"); | |
2714 | return err; | |
2715 | } | |
2716 | } else if (client->dev.platform_data) { | |
2717 | struct adv7604_platform_data *pdata = client->dev.platform_data; | |
2718 | ||
2719 | state->info = (const struct adv7604_chip_info *)id->driver_data; | |
2720 | state->pdata = *pdata; | |
2721 | } else { | |
54450f59 | 2722 | v4l_err(client, "No platform data!\n"); |
c02b211d | 2723 | return -ENODEV; |
54450f59 | 2724 | } |
e9d50e9e LP |
2725 | |
2726 | /* Request GPIOs. */ | |
2727 | for (i = 0; i < state->info->num_dv_ports; ++i) { | |
2728 | state->hpd_gpio[i] = | |
2729 | devm_gpiod_get_index(&client->dev, "hpd", i); | |
2730 | if (IS_ERR(state->hpd_gpio[i])) | |
2731 | continue; | |
2732 | ||
9b2c3823 | 2733 | gpiod_direction_output(state->hpd_gpio[i], 0); |
e9d50e9e LP |
2734 | |
2735 | v4l_info(client, "Handling HPD %u GPIO\n", i); | |
2736 | } | |
2737 | ||
591b72fe | 2738 | state->timings = cea640x480; |
f5fe58fd | 2739 | state->format = adv7604_format_info(state, MEDIA_BUS_FMT_YUYV8_2X8); |
54450f59 HV |
2740 | |
2741 | sd = &state->sd; | |
2742 | v4l2_i2c_subdev_init(sd, client, &adv7604_ops); | |
d42010a1 LPC |
2743 | snprintf(sd->name, sizeof(sd->name), "%s %d-%04x", |
2744 | id->name, i2c_adapter_id(client->adapter), | |
2745 | client->addr); | |
54450f59 | 2746 | sd->flags |= V4L2_SUBDEV_FL_HAS_DEVNODE; |
54450f59 | 2747 | |
d42010a1 LPC |
2748 | /* |
2749 | * Verify that the chip is present. On ADV7604 the RD_INFO register only | |
2750 | * identifies the revision, while on ADV7611 it identifies the model as | |
2751 | * well. Use the HDMI slave address on ADV7604 and RD_INFO on ADV7611. | |
2752 | */ | |
2753 | if (state->info->type == ADV7604) { | |
2754 | val = adv_smbus_read_byte_data_check(client, 0xfb, false); | |
2755 | if (val != 0x68) { | |
2756 | v4l2_info(sd, "not an adv7604 on address 0x%x\n", | |
2757 | client->addr << 1); | |
2758 | return -ENODEV; | |
2759 | } | |
2760 | } else { | |
2761 | val = (adv_smbus_read_byte_data_check(client, 0xea, false) << 8) | |
2762 | | (adv_smbus_read_byte_data_check(client, 0xeb, false) << 0); | |
2763 | if (val != 0x2051) { | |
2764 | v4l2_info(sd, "not an adv7611 on address 0x%x\n", | |
2765 | client->addr << 1); | |
2766 | return -ENODEV; | |
2767 | } | |
54450f59 HV |
2768 | } |
2769 | ||
2770 | /* control handlers */ | |
2771 | hdl = &state->hdl; | |
d42010a1 | 2772 | v4l2_ctrl_handler_init(hdl, adv7604_has_afe(state) ? 9 : 8); |
54450f59 HV |
2773 | |
2774 | v4l2_ctrl_new_std(hdl, &adv7604_ctrl_ops, | |
2775 | V4L2_CID_BRIGHTNESS, -128, 127, 1, 0); | |
2776 | v4l2_ctrl_new_std(hdl, &adv7604_ctrl_ops, | |
2777 | V4L2_CID_CONTRAST, 0, 255, 1, 128); | |
2778 | v4l2_ctrl_new_std(hdl, &adv7604_ctrl_ops, | |
2779 | V4L2_CID_SATURATION, 0, 255, 1, 128); | |
2780 | v4l2_ctrl_new_std(hdl, &adv7604_ctrl_ops, | |
2781 | V4L2_CID_HUE, 0, 128, 1, 0); | |
2782 | ||
2783 | /* private controls */ | |
2784 | state->detect_tx_5v_ctrl = v4l2_ctrl_new_std(hdl, NULL, | |
d42010a1 LPC |
2785 | V4L2_CID_DV_RX_POWER_PRESENT, 0, |
2786 | (1 << state->info->num_dv_ports) - 1, 0, 0); | |
54450f59 HV |
2787 | state->rgb_quantization_range_ctrl = |
2788 | v4l2_ctrl_new_std_menu(hdl, &adv7604_ctrl_ops, | |
2789 | V4L2_CID_DV_RX_RGB_RANGE, V4L2_DV_RGB_RANGE_FULL, | |
2790 | 0, V4L2_DV_RGB_RANGE_AUTO); | |
54450f59 HV |
2791 | |
2792 | /* custom controls */ | |
d42010a1 LPC |
2793 | if (adv7604_has_afe(state)) |
2794 | state->analog_sampling_phase_ctrl = | |
2795 | v4l2_ctrl_new_custom(hdl, &adv7604_ctrl_analog_sampling_phase, NULL); | |
54450f59 HV |
2796 | state->free_run_color_manual_ctrl = |
2797 | v4l2_ctrl_new_custom(hdl, &adv7604_ctrl_free_run_color_manual, NULL); | |
54450f59 HV |
2798 | state->free_run_color_ctrl = |
2799 | v4l2_ctrl_new_custom(hdl, &adv7604_ctrl_free_run_color, NULL); | |
54450f59 HV |
2800 | |
2801 | sd->ctrl_handler = hdl; | |
2802 | if (hdl->error) { | |
2803 | err = hdl->error; | |
2804 | goto err_hdl; | |
2805 | } | |
8c0eadb8 HV |
2806 | state->detect_tx_5v_ctrl->is_private = true; |
2807 | state->rgb_quantization_range_ctrl->is_private = true; | |
d42010a1 LPC |
2808 | if (adv7604_has_afe(state)) |
2809 | state->analog_sampling_phase_ctrl->is_private = true; | |
8c0eadb8 HV |
2810 | state->free_run_color_manual_ctrl->is_private = true; |
2811 | state->free_run_color_ctrl->is_private = true; | |
2812 | ||
54450f59 HV |
2813 | if (adv7604_s_detect_tx_5v_ctrl(sd)) { |
2814 | err = -ENODEV; | |
2815 | goto err_hdl; | |
2816 | } | |
2817 | ||
05cacb17 LP |
2818 | for (i = 1; i < ADV7604_PAGE_MAX; ++i) { |
2819 | if (!(BIT(i) & state->info->page_mask)) | |
2820 | continue; | |
54450f59 | 2821 | |
05cacb17 | 2822 | state->i2c_clients[i] = |
f82f313e | 2823 | adv7604_dummy_client(sd, state->pdata.i2c_addresses[i], |
05cacb17 LP |
2824 | 0xf2 + i); |
2825 | if (state->i2c_clients[i] == NULL) { | |
d42010a1 | 2826 | err = -ENOMEM; |
05cacb17 | 2827 | v4l2_err(sd, "failed to create i2c client %u\n", i); |
d42010a1 LPC |
2828 | goto err_i2c; |
2829 | } | |
2830 | } | |
05cacb17 | 2831 | |
54450f59 HV |
2832 | /* work queues */ |
2833 | state->work_queues = create_singlethread_workqueue(client->name); | |
2834 | if (!state->work_queues) { | |
2835 | v4l2_err(sd, "Could not create work queue\n"); | |
2836 | err = -ENOMEM; | |
2837 | goto err_i2c; | |
2838 | } | |
2839 | ||
2840 | INIT_DELAYED_WORK(&state->delayed_work_enable_hotplug, | |
2841 | adv7604_delayed_work_enable_hotplug); | |
2842 | ||
c784b1e2 LP |
2843 | state->source_pad = state->info->num_dv_ports |
2844 | + (state->info->has_afe ? 2 : 0); | |
2845 | for (i = 0; i < state->source_pad; ++i) | |
2846 | state->pads[i].flags = MEDIA_PAD_FL_SINK; | |
2847 | state->pads[state->source_pad].flags = MEDIA_PAD_FL_SOURCE; | |
2848 | ||
2849 | err = media_entity_init(&sd->entity, state->source_pad + 1, | |
2850 | state->pads, 0); | |
54450f59 HV |
2851 | if (err) |
2852 | goto err_work_queues; | |
2853 | ||
2854 | err = adv7604_core_init(sd); | |
2855 | if (err) | |
2856 | goto err_entity; | |
2857 | v4l2_info(sd, "%s found @ 0x%x (%s)\n", client->name, | |
2858 | client->addr << 1, client->adapter->name); | |
bedc3939 LPC |
2859 | |
2860 | err = v4l2_async_register_subdev(sd); | |
2861 | if (err) | |
2862 | goto err_entity; | |
2863 | ||
54450f59 HV |
2864 | return 0; |
2865 | ||
2866 | err_entity: | |
2867 | media_entity_cleanup(&sd->entity); | |
2868 | err_work_queues: | |
2869 | cancel_delayed_work(&state->delayed_work_enable_hotplug); | |
2870 | destroy_workqueue(state->work_queues); | |
2871 | err_i2c: | |
2872 | adv7604_unregister_clients(state); | |
2873 | err_hdl: | |
2874 | v4l2_ctrl_handler_free(hdl); | |
54450f59 HV |
2875 | return err; |
2876 | } | |
2877 | ||
2878 | /* ----------------------------------------------------------------------- */ | |
2879 | ||
2880 | static int adv7604_remove(struct i2c_client *client) | |
2881 | { | |
2882 | struct v4l2_subdev *sd = i2c_get_clientdata(client); | |
2883 | struct adv7604_state *state = to_state(sd); | |
2884 | ||
2885 | cancel_delayed_work(&state->delayed_work_enable_hotplug); | |
2886 | destroy_workqueue(state->work_queues); | |
bedc3939 | 2887 | v4l2_async_unregister_subdev(sd); |
54450f59 HV |
2888 | v4l2_device_unregister_subdev(sd); |
2889 | media_entity_cleanup(&sd->entity); | |
2890 | adv7604_unregister_clients(to_state(sd)); | |
2891 | v4l2_ctrl_handler_free(sd->ctrl_handler); | |
54450f59 HV |
2892 | return 0; |
2893 | } | |
2894 | ||
2895 | /* ----------------------------------------------------------------------- */ | |
2896 | ||
54450f59 HV |
2897 | static struct i2c_driver adv7604_driver = { |
2898 | .driver = { | |
2899 | .owner = THIS_MODULE, | |
2900 | .name = "adv7604", | |
f82f313e | 2901 | .of_match_table = of_match_ptr(adv7604_of_id), |
54450f59 HV |
2902 | }, |
2903 | .probe = adv7604_probe, | |
2904 | .remove = adv7604_remove, | |
f82f313e | 2905 | .id_table = adv7604_i2c_id, |
54450f59 HV |
2906 | }; |
2907 | ||
2908 | module_i2c_driver(adv7604_driver); |