xref: /openbmc/linux/drivers/ps3/ps3av.c (revision 96de0e252cedffad61b3cb5e05662c591898e69a)
1 /*
2  *  PS3 AV backend support.
3  *
4  *  Copyright (C) 2007 Sony Computer Entertainment Inc.
5  *  Copyright 2007 Sony Corp.
6  *
7  *  This program is free software; you can redistribute it and/or modify
8  *  it under the terms of the GNU General Public License as published by
9  *  the Free Software Foundation; version 2 of the License.
10  *
11  *  This program is distributed in the hope that it will be useful,
12  *  but WITHOUT ANY WARRANTY; without even the implied warranty of
13  *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14  *  GNU General Public License for more details.
15  *
16  *  You should have received a copy of the GNU General Public License
17  *  along with this program; if not, write to the Free Software
18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
19  */
20 
21 #include <linux/kernel.h>
22 #include <linux/module.h>
23 #include <linux/delay.h>
24 #include <linux/notifier.h>
25 #include <linux/ioctl.h>
26 #include <linux/fb.h>
27 
28 #include <asm/firmware.h>
29 #include <asm/ps3av.h>
30 #include <asm/ps3.h>
31 
32 #include "vuart.h"
33 
34 #define BUFSIZE          4096	/* vuart buf size */
35 #define PS3AV_BUF_SIZE   512	/* max packet size */
36 
37 static int safe_mode;
38 
39 static int timeout = 5000;	/* in msec ( 5 sec ) */
40 module_param(timeout, int, 0644);
41 
42 static struct ps3av {
43 	struct mutex mutex;
44 	struct work_struct work;
45 	struct completion done;
46 	struct workqueue_struct *wq;
47 	int open_count;
48 	struct ps3_system_bus_device *dev;
49 
50 	int region;
51 	struct ps3av_pkt_av_get_hw_conf av_hw_conf;
52 	u32 av_port[PS3AV_AV_PORT_MAX + PS3AV_OPT_PORT_MAX];
53 	u32 opt_port[PS3AV_OPT_PORT_MAX];
54 	u32 head[PS3AV_HEAD_MAX];
55 	u32 audio_port;
56 	int ps3av_mode;
57 	int ps3av_mode_old;
58 	union {
59 		struct ps3av_reply_hdr reply_hdr;
60 		u8 raw[PS3AV_BUF_SIZE];
61 	} recv_buf;
62 	void (*flip_ctl)(int on, void *data);
63 	void *flip_data;
64 } *ps3av;
65 
66 /* color space */
67 #define YUV444 PS3AV_CMD_VIDEO_CS_YUV444_8
68 #define RGB8   PS3AV_CMD_VIDEO_CS_RGB_8
69 /* format */
70 #define XRGB   PS3AV_CMD_VIDEO_FMT_X8R8G8B8
71 /* aspect */
72 #define A_N    PS3AV_CMD_AV_ASPECT_4_3
73 #define A_W    PS3AV_CMD_AV_ASPECT_16_9
74 static const struct avset_video_mode {
75 	u32 cs;
76 	u32 fmt;
77 	u32 vid;
78 	u32 aspect;
79 	u32 x;
80 	u32 y;
81 	u32 interlace;
82 	u32 freq;
83 } video_mode_table[] = {
84 	{     0, }, /* auto */
85 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_480I,       A_N,  720,  480, 1, 60},
86 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_480P,       A_N,  720,  480, 0, 60},
87 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_720P_60HZ,  A_N, 1280,  720, 0, 60},
88 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080I_60HZ, A_W, 1920, 1080, 1, 60},
89 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080P_60HZ, A_W, 1920, 1080, 0, 60},
90 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_576I,       A_N,  720,  576, 1, 50},
91 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_576P,       A_N,  720,  576, 0, 50},
92 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_720P_50HZ,  A_N, 1280,  720, 0, 50},
93 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080I_50HZ, A_W, 1920, 1080, 1, 50},
94 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080P_50HZ, A_W, 1920, 1080, 0, 50},
95 	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_WXGA,       A_W, 1280,  768, 0, 60},
96 	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_SXGA,       A_N, 1280, 1024, 0, 60},
97 	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_WUXGA,      A_W, 1920, 1200, 0, 60},
98 };
99 
100 /* supported CIDs */
101 static u32 cmd_table[] = {
102 	/* init */
103 	PS3AV_CID_AV_INIT,
104 	PS3AV_CID_AV_FIN,
105 	PS3AV_CID_VIDEO_INIT,
106 	PS3AV_CID_AUDIO_INIT,
107 
108 	/* set */
109 	PS3AV_CID_AV_ENABLE_EVENT,
110 	PS3AV_CID_AV_DISABLE_EVENT,
111 
112 	PS3AV_CID_AV_VIDEO_CS,
113 	PS3AV_CID_AV_VIDEO_MUTE,
114 	PS3AV_CID_AV_VIDEO_DISABLE_SIG,
115 	PS3AV_CID_AV_AUDIO_PARAM,
116 	PS3AV_CID_AV_AUDIO_MUTE,
117 	PS3AV_CID_AV_HDMI_MODE,
118 	PS3AV_CID_AV_TV_MUTE,
119 
120 	PS3AV_CID_VIDEO_MODE,
121 	PS3AV_CID_VIDEO_FORMAT,
122 	PS3AV_CID_VIDEO_PITCH,
123 
124 	PS3AV_CID_AUDIO_MODE,
125 	PS3AV_CID_AUDIO_MUTE,
126 	PS3AV_CID_AUDIO_ACTIVE,
127 	PS3AV_CID_AUDIO_INACTIVE,
128 	PS3AV_CID_AVB_PARAM,
129 
130 	/* get */
131 	PS3AV_CID_AV_GET_HW_CONF,
132 	PS3AV_CID_AV_GET_MONITOR_INFO,
133 
134 	/* event */
135 	PS3AV_CID_EVENT_UNPLUGGED,
136 	PS3AV_CID_EVENT_PLUGGED,
137 	PS3AV_CID_EVENT_HDCP_DONE,
138 	PS3AV_CID_EVENT_HDCP_FAIL,
139 	PS3AV_CID_EVENT_HDCP_AUTH,
140 	PS3AV_CID_EVENT_HDCP_ERROR,
141 
142 	0
143 };
144 
145 #define PS3AV_EVENT_CMD_MASK           0x10000000
146 #define PS3AV_EVENT_ID_MASK            0x0000ffff
147 #define PS3AV_CID_MASK                 0xffffffff
148 #define PS3AV_REPLY_BIT                0x80000000
149 
150 #define ps3av_event_get_port_id(cid)   ((cid >> 16) & 0xff)
151 
152 static u32 *ps3av_search_cmd_table(u32 cid, u32 mask)
153 {
154 	u32 *table;
155 	int i;
156 
157 	table = cmd_table;
158 	for (i = 0;; table++, i++) {
159 		if ((*table & mask) == (cid & mask))
160 			break;
161 		if (*table == 0)
162 			return NULL;
163 	}
164 	return table;
165 }
166 
167 static int ps3av_parse_event_packet(const struct ps3av_reply_hdr *hdr)
168 {
169 	u32 *table;
170 
171 	if (hdr->cid & PS3AV_EVENT_CMD_MASK) {
172 		table = ps3av_search_cmd_table(hdr->cid, PS3AV_EVENT_CMD_MASK);
173 		if (table)
174 			dev_dbg(&ps3av->dev->core,
175 				"recv event packet cid:%08x port:0x%x size:%d\n",
176 				hdr->cid, ps3av_event_get_port_id(hdr->cid),
177 				hdr->size);
178 		else
179 			printk(KERN_ERR
180 			       "%s: failed event packet, cid:%08x size:%d\n",
181 			       __func__, hdr->cid, hdr->size);
182 		return 1;	/* receive event packet */
183 	}
184 	return 0;
185 }
186 
187 
188 #define POLLING_INTERVAL  25	/* in msec */
189 
190 static int ps3av_vuart_write(struct ps3_system_bus_device *dev,
191 			     const void *buf, unsigned long size)
192 {
193 	int error;
194 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
195 	error = ps3_vuart_write(dev, buf, size);
196 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
197 	return error ? error : size;
198 }
199 
200 static int ps3av_vuart_read(struct ps3_system_bus_device *dev, void *buf,
201 			    unsigned long size, int timeout)
202 {
203 	int error;
204 	int loopcnt = 0;
205 
206 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
207 	timeout = (timeout + POLLING_INTERVAL - 1) / POLLING_INTERVAL;
208 	while (loopcnt++ <= timeout) {
209 		error = ps3_vuart_read(dev, buf, size);
210 		if (!error)
211 			return size;
212 		if (error != -EAGAIN) {
213 			printk(KERN_ERR "%s: ps3_vuart_read failed %d\n",
214 			       __func__, error);
215 			return error;
216 		}
217 		msleep(POLLING_INTERVAL);
218 	}
219 	return -EWOULDBLOCK;
220 }
221 
222 static int ps3av_send_cmd_pkt(const struct ps3av_send_hdr *send_buf,
223 			      struct ps3av_reply_hdr *recv_buf, int write_len,
224 			      int read_len)
225 {
226 	int res;
227 	u32 cmd;
228 	int event;
229 
230 	if (!ps3av)
231 		return -ENODEV;
232 
233 	/* send pkt */
234 	res = ps3av_vuart_write(ps3av->dev, send_buf, write_len);
235 	if (res < 0) {
236 		dev_dbg(&ps3av->dev->core,
237 			"%s: ps3av_vuart_write() failed (result=%d)\n",
238 			__func__, res);
239 		return res;
240 	}
241 
242 	/* recv pkt */
243 	cmd = send_buf->cid;
244 	do {
245 		/* read header */
246 		res = ps3av_vuart_read(ps3av->dev, recv_buf, PS3AV_HDR_SIZE,
247 				       timeout);
248 		if (res != PS3AV_HDR_SIZE) {
249 			dev_dbg(&ps3av->dev->core,
250 				"%s: ps3av_vuart_read() failed (result=%d)\n",
251 				__func__, res);
252 			return res;
253 		}
254 
255 		/* read body */
256 		res = ps3av_vuart_read(ps3av->dev, &recv_buf->cid,
257 				       recv_buf->size, timeout);
258 		if (res < 0) {
259 			dev_dbg(&ps3av->dev->core,
260 				"%s: ps3av_vuart_read() failed (result=%d)\n",
261 				__func__, res);
262 			return res;
263 		}
264 		res += PS3AV_HDR_SIZE;	/* total len */
265 		event = ps3av_parse_event_packet(recv_buf);
266 		/* ret > 0 event packet */
267 	} while (event);
268 
269 	if ((cmd | PS3AV_REPLY_BIT) != recv_buf->cid) {
270 		dev_dbg(&ps3av->dev->core, "%s: reply err (result=%x)\n",
271 			__func__, recv_buf->cid);
272 		return -EINVAL;
273 	}
274 
275 	return 0;
276 }
277 
278 static int ps3av_process_reply_packet(struct ps3av_send_hdr *cmd_buf,
279 				      const struct ps3av_reply_hdr *recv_buf,
280 				      int user_buf_size)
281 {
282 	int return_len;
283 
284 	if (recv_buf->version != PS3AV_VERSION) {
285 		dev_dbg(&ps3av->dev->core, "reply_packet invalid version:%x\n",
286 			recv_buf->version);
287 		return -EFAULT;
288 	}
289 	return_len = recv_buf->size + PS3AV_HDR_SIZE;
290 	if (return_len > user_buf_size)
291 		return_len = user_buf_size;
292 	memcpy(cmd_buf, recv_buf, return_len);
293 	return 0;		/* success */
294 }
295 
296 void ps3av_set_hdr(u32 cid, u16 size, struct ps3av_send_hdr *hdr)
297 {
298 	hdr->version = PS3AV_VERSION;
299 	hdr->size = size - PS3AV_HDR_SIZE;
300 	hdr->cid = cid;
301 }
302 
303 int ps3av_do_pkt(u32 cid, u16 send_len, size_t usr_buf_size,
304 		 struct ps3av_send_hdr *buf)
305 {
306 	int res = 0;
307 	u32 *table;
308 
309 	BUG_ON(!ps3av);
310 
311 	mutex_lock(&ps3av->mutex);
312 
313 	table = ps3av_search_cmd_table(cid, PS3AV_CID_MASK);
314 	BUG_ON(!table);
315 	BUG_ON(send_len < PS3AV_HDR_SIZE);
316 	BUG_ON(usr_buf_size < send_len);
317 	BUG_ON(usr_buf_size > PS3AV_BUF_SIZE);
318 
319 	/* create header */
320 	ps3av_set_hdr(cid, send_len, buf);
321 
322 	/* send packet via vuart */
323 	res = ps3av_send_cmd_pkt(buf, &ps3av->recv_buf.reply_hdr, send_len,
324 				 usr_buf_size);
325 	if (res < 0) {
326 		printk(KERN_ERR
327 		       "%s: ps3av_send_cmd_pkt() failed (result=%d)\n",
328 		       __func__, res);
329 		goto err;
330 	}
331 
332 	/* process reply packet */
333 	res = ps3av_process_reply_packet(buf, &ps3av->recv_buf.reply_hdr,
334 					 usr_buf_size);
335 	if (res < 0) {
336 		printk(KERN_ERR "%s: put_return_status() failed (result=%d)\n",
337 		       __func__, res);
338 		goto err;
339 	}
340 
341 	mutex_unlock(&ps3av->mutex);
342 	return 0;
343 
344       err:
345 	mutex_unlock(&ps3av->mutex);
346 	printk(KERN_ERR "%s: failed cid:%x res:%d\n", __func__, cid, res);
347 	return res;
348 }
349 
350 static int ps3av_set_av_video_mute(u32 mute)
351 {
352 	int i, num_of_av_port, res;
353 
354 	num_of_av_port = ps3av->av_hw_conf.num_of_hdmi +
355 			 ps3av->av_hw_conf.num_of_avmulti;
356 	/* video mute on */
357 	for (i = 0; i < num_of_av_port; i++) {
358 		res = ps3av_cmd_av_video_mute(1, &ps3av->av_port[i], mute);
359 		if (res < 0)
360 			return -1;
361 	}
362 
363 	return 0;
364 }
365 
366 static int ps3av_set_video_disable_sig(void)
367 {
368 	int i, num_of_hdmi_port, num_of_av_port, res;
369 
370 	num_of_hdmi_port = ps3av->av_hw_conf.num_of_hdmi;
371 	num_of_av_port = ps3av->av_hw_conf.num_of_hdmi +
372 			 ps3av->av_hw_conf.num_of_avmulti;
373 
374 	/* tv mute */
375 	for (i = 0; i < num_of_hdmi_port; i++) {
376 		res = ps3av_cmd_av_tv_mute(ps3av->av_port[i],
377 					   PS3AV_CMD_MUTE_ON);
378 		if (res < 0)
379 			return -1;
380 	}
381 	msleep(100);
382 
383 	/* video mute on */
384 	for (i = 0; i < num_of_av_port; i++) {
385 		res = ps3av_cmd_av_video_disable_sig(ps3av->av_port[i]);
386 		if (res < 0)
387 			return -1;
388 		if (i < num_of_hdmi_port) {
389 			res = ps3av_cmd_av_tv_mute(ps3av->av_port[i],
390 						   PS3AV_CMD_MUTE_OFF);
391 			if (res < 0)
392 				return -1;
393 		}
394 	}
395 	msleep(300);
396 
397 	return 0;
398 }
399 
400 static int ps3av_set_audio_mute(u32 mute)
401 {
402 	int i, num_of_av_port, num_of_opt_port, res;
403 
404 	num_of_av_port = ps3av->av_hw_conf.num_of_hdmi +
405 			 ps3av->av_hw_conf.num_of_avmulti;
406 	num_of_opt_port = ps3av->av_hw_conf.num_of_spdif;
407 
408 	for (i = 0; i < num_of_av_port; i++) {
409 		res = ps3av_cmd_av_audio_mute(1, &ps3av->av_port[i], mute);
410 		if (res < 0)
411 			return -1;
412 	}
413 	for (i = 0; i < num_of_opt_port; i++) {
414 		res = ps3av_cmd_audio_mute(1, &ps3av->opt_port[i], mute);
415 		if (res < 0)
416 			return -1;
417 	}
418 
419 	return 0;
420 }
421 
422 int ps3av_set_audio_mode(u32 ch, u32 fs, u32 word_bits, u32 format, u32 source)
423 {
424 	struct ps3av_pkt_avb_param avb_param;
425 	int i, num_of_audio, vid, res;
426 	struct ps3av_pkt_audio_mode audio_mode;
427 	u32 len = 0;
428 
429 	num_of_audio = ps3av->av_hw_conf.num_of_hdmi +
430 		       ps3av->av_hw_conf.num_of_avmulti +
431 		       ps3av->av_hw_conf.num_of_spdif;
432 
433 	avb_param.num_of_video_pkt = 0;
434 	avb_param.num_of_audio_pkt = PS3AV_AVB_NUM_AUDIO;	/* always 0 */
435 	avb_param.num_of_av_video_pkt = 0;
436 	avb_param.num_of_av_audio_pkt = ps3av->av_hw_conf.num_of_hdmi;
437 
438 	vid = video_mode_table[ps3av->ps3av_mode].vid;
439 
440 	/* audio mute */
441 	ps3av_set_audio_mute(PS3AV_CMD_MUTE_ON);
442 
443 	/* audio inactive */
444 	res = ps3av_cmd_audio_active(0, ps3av->audio_port);
445 	if (res < 0)
446 		dev_dbg(&ps3av->dev->core,
447 			"ps3av_cmd_audio_active OFF failed\n");
448 
449 	/* audio_pkt */
450 	for (i = 0; i < num_of_audio; i++) {
451 		ps3av_cmd_set_audio_mode(&audio_mode, ps3av->av_port[i], ch,
452 					 fs, word_bits, format, source);
453 		if (i < ps3av->av_hw_conf.num_of_hdmi) {
454 			/* hdmi only */
455 			len += ps3av_cmd_set_av_audio_param(&avb_param.buf[len],
456 							    ps3av->av_port[i],
457 							    &audio_mode, vid);
458 		}
459 		/* audio_mode pkt should be sent separately */
460 		res = ps3av_cmd_audio_mode(&audio_mode);
461 		if (res < 0)
462 			dev_dbg(&ps3av->dev->core,
463 				"ps3av_cmd_audio_mode failed, port:%x\n", i);
464 	}
465 
466 	/* send command using avb pkt */
467 	len += offsetof(struct ps3av_pkt_avb_param, buf);
468 	res = ps3av_cmd_avb_param(&avb_param, len);
469 	if (res < 0)
470 		dev_dbg(&ps3av->dev->core, "ps3av_cmd_avb_param failed\n");
471 
472 	/* audio mute */
473 	ps3av_set_audio_mute(PS3AV_CMD_MUTE_OFF);
474 
475 	/* audio active */
476 	res = ps3av_cmd_audio_active(1, ps3av->audio_port);
477 	if (res < 0)
478 		dev_dbg(&ps3av->dev->core,
479 			"ps3av_cmd_audio_active ON failed\n");
480 
481 	return 0;
482 }
483 
484 EXPORT_SYMBOL_GPL(ps3av_set_audio_mode);
485 
486 static int ps3av_set_videomode(void)
487 {
488 	/* av video mute */
489 	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_ON);
490 
491 	/* wake up ps3avd to do the actual video mode setting */
492 	queue_work(ps3av->wq, &ps3av->work);
493 
494 	return 0;
495 }
496 
497 static void ps3av_set_videomode_packet(u32 id)
498 {
499 	struct ps3av_pkt_avb_param avb_param;
500 	unsigned int i;
501 	u32 len = 0, av_video_cs;
502 	const struct avset_video_mode *video_mode;
503 	int res;
504 
505 	video_mode = &video_mode_table[id & PS3AV_MODE_MASK];
506 
507 	avb_param.num_of_video_pkt = PS3AV_AVB_NUM_VIDEO;	/* num of head */
508 	avb_param.num_of_audio_pkt = 0;
509 	avb_param.num_of_av_video_pkt = ps3av->av_hw_conf.num_of_hdmi +
510 					ps3av->av_hw_conf.num_of_avmulti;
511 	avb_param.num_of_av_audio_pkt = 0;
512 
513 	/* video_pkt */
514 	for (i = 0; i < avb_param.num_of_video_pkt; i++)
515 		len += ps3av_cmd_set_video_mode(&avb_param.buf[len],
516 						ps3av->head[i], video_mode->vid,
517 						video_mode->fmt, id);
518 	/* av_video_pkt */
519 	for (i = 0; i < avb_param.num_of_av_video_pkt; i++) {
520 		if (id & PS3AV_MODE_DVI || id & PS3AV_MODE_RGB)
521 			av_video_cs = RGB8;
522 		else
523 			av_video_cs = video_mode->cs;
524 #ifndef PS3AV_HDMI_YUV
525 		if (ps3av->av_port[i] == PS3AV_CMD_AVPORT_HDMI_0 ||
526 		    ps3av->av_port[i] == PS3AV_CMD_AVPORT_HDMI_1)
527 			av_video_cs = RGB8;	/* use RGB for HDMI */
528 #endif
529 		len += ps3av_cmd_set_av_video_cs(&avb_param.buf[len],
530 						 ps3av->av_port[i],
531 						 video_mode->vid, av_video_cs,
532 						 video_mode->aspect, id);
533 	}
534 	/* send command using avb pkt */
535 	len += offsetof(struct ps3av_pkt_avb_param, buf);
536 	res = ps3av_cmd_avb_param(&avb_param, len);
537 	if (res == PS3AV_STATUS_NO_SYNC_HEAD)
538 		printk(KERN_WARNING
539 		       "%s: Command failed. Please try your request again. \n",
540 		       __func__);
541 	else if (res)
542 		dev_dbg(&ps3av->dev->core, "ps3av_cmd_avb_param failed\n");
543 }
544 
545 static void ps3av_set_videomode_cont(u32 id, u32 old_id)
546 {
547 	static int vesa = 0;
548 	int res;
549 
550 	/* video signal off */
551 	ps3av_set_video_disable_sig();
552 
553 	/*
554 	 * AV backend needs non-VESA mode setting at least one time
555 	 * when VESA mode is used.
556 	 */
557 	if (vesa == 0 && (id & PS3AV_MODE_MASK) >= 11) {
558 		/* vesa mode */
559 		ps3av_set_videomode_packet(2);	/* 480P */
560 	}
561 	vesa = 1;
562 
563 	/* Retail PS3 product doesn't support this */
564 	if (id & PS3AV_MODE_HDCP_OFF) {
565 		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_HDCP_OFF);
566 		if (res == PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
567 			dev_dbg(&ps3av->dev->core, "Not supported\n");
568 		else if (res)
569 			dev_dbg(&ps3av->dev->core,
570 				"ps3av_cmd_av_hdmi_mode failed\n");
571 	} else if (old_id & PS3AV_MODE_HDCP_OFF) {
572 		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_MODE_NORMAL);
573 		if (res < 0 && res != PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
574 			dev_dbg(&ps3av->dev->core,
575 				"ps3av_cmd_av_hdmi_mode failed\n");
576 	}
577 
578 	ps3av_set_videomode_packet(id);
579 
580 	msleep(1500);
581 	/* av video mute */
582 	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_OFF);
583 }
584 
585 static void ps3avd(struct work_struct *work)
586 {
587 	ps3av_set_videomode_cont(ps3av->ps3av_mode, ps3av->ps3av_mode_old);
588 	complete(&ps3av->done);
589 }
590 
591 #define SHIFT_50	0
592 #define SHIFT_60	4
593 #define SHIFT_VESA	8
594 
595 static const struct {
596 	unsigned mask : 19;
597 	unsigned id :  4;
598 } ps3av_preferred_modes[] = {
599 	{ .mask = PS3AV_RESBIT_WUXGA		<< SHIFT_VESA,	.id = 13 },
600 	{ .mask = PS3AV_RESBIT_1920x1080P	<< SHIFT_60,	.id = 5 },
601 	{ .mask = PS3AV_RESBIT_1920x1080P	<< SHIFT_50,	.id = 10 },
602 	{ .mask = PS3AV_RESBIT_1920x1080I	<< SHIFT_60,	.id = 4 },
603 	{ .mask = PS3AV_RESBIT_1920x1080I	<< SHIFT_50,	.id = 9 },
604 	{ .mask = PS3AV_RESBIT_SXGA		<< SHIFT_VESA,	.id = 12 },
605 	{ .mask = PS3AV_RESBIT_WXGA		<< SHIFT_VESA,	.id = 11 },
606 	{ .mask = PS3AV_RESBIT_1280x720P	<< SHIFT_60,	.id = 3 },
607 	{ .mask = PS3AV_RESBIT_1280x720P	<< SHIFT_50,	.id = 8 },
608 	{ .mask = PS3AV_RESBIT_720x480P		<< SHIFT_60,	.id = 2 },
609 	{ .mask = PS3AV_RESBIT_720x576P		<< SHIFT_50,	.id = 7 },
610 };
611 
612 static int ps3av_resbit2id(u32 res_50, u32 res_60, u32 res_vesa)
613 {
614 	unsigned int i;
615 	u32 res_all;
616 
617 	/*
618 	 * We mask off the resolution bits we care about and combine the
619 	 * results in one bitfield, so make sure there's no overlap
620 	 */
621 	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
622 		     PS3AV_RES_MASK_60 << SHIFT_60);
623 	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
624 		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
625 	BUILD_BUG_ON(PS3AV_RES_MASK_60 << SHIFT_60 &
626 		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
627 	res_all = (res_50 & PS3AV_RES_MASK_50) << SHIFT_50 |
628 		  (res_60 & PS3AV_RES_MASK_60) << SHIFT_60 |
629 		  (res_vesa & PS3AV_RES_MASK_VESA) << SHIFT_VESA;
630 
631 	if (!res_all)
632 		return 0;
633 
634 	for (i = 0; i < ARRAY_SIZE(ps3av_preferred_modes); i++)
635 		if (res_all & ps3av_preferred_modes[i].mask)
636 			return ps3av_preferred_modes[i].id;
637 
638 	return 0;
639 }
640 
641 static int ps3av_hdmi_get_id(struct ps3av_info_monitor *info)
642 {
643 	int id;
644 
645 	if (safe_mode)
646 		return PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;
647 
648 	/* check native resolution */
649 	id = ps3av_resbit2id(info->res_50.native, info->res_60.native,
650 			     info->res_vesa.native);
651 	if (id) {
652 		pr_debug("%s: Using native mode %d\n", __func__, id);
653 		return id;
654 	}
655 
656 	/* check supported resolutions */
657 	id = ps3av_resbit2id(info->res_50.res_bits, info->res_60.res_bits,
658 			     info->res_vesa.res_bits);
659 	if (id) {
660 		pr_debug("%s: Using supported mode %d\n", __func__, id);
661 		return id;
662 	}
663 
664 	if (ps3av->region & PS3AV_REGION_60)
665 		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;
666 	else
667 		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_50;
668 	pr_debug("%s: Using default mode %d\n", __func__, id);
669 	return id;
670 }
671 
672 static void ps3av_monitor_info_dump(const struct ps3av_pkt_av_get_monitor_info *monitor_info)
673 {
674 	const struct ps3av_info_monitor *info = &monitor_info->info;
675 	const struct ps3av_info_audio *audio = info->audio;
676 	char id[sizeof(info->monitor_id)*3+1];
677 	int i;
678 
679 	pr_debug("Monitor Info: size %u\n", monitor_info->send_hdr.size);
680 
681 	pr_debug("avport: %02x\n", info->avport);
682 	for (i = 0; i < sizeof(info->monitor_id); i++)
683 		sprintf(&id[i*3], " %02x", info->monitor_id[i]);
684 	pr_debug("monitor_id: %s\n", id);
685 	pr_debug("monitor_type: %02x\n", info->monitor_type);
686 	pr_debug("monitor_name: %.*s\n", (int)sizeof(info->monitor_name),
687 		 info->monitor_name);
688 
689 	/* resolution */
690 	pr_debug("resolution_60: bits: %08x native: %08x\n",
691 		 info->res_60.res_bits, info->res_60.native);
692 	pr_debug("resolution_50: bits: %08x native: %08x\n",
693 		 info->res_50.res_bits, info->res_50.native);
694 	pr_debug("resolution_other: bits: %08x native: %08x\n",
695 		 info->res_other.res_bits, info->res_other.native);
696 	pr_debug("resolution_vesa: bits: %08x native: %08x\n",
697 		 info->res_vesa.res_bits, info->res_vesa.native);
698 
699 	/* color space */
700 	pr_debug("color space    rgb: %02x\n", info->cs.rgb);
701 	pr_debug("color space yuv444: %02x\n", info->cs.yuv444);
702 	pr_debug("color space yuv422: %02x\n", info->cs.yuv422);
703 
704 	/* color info */
705 	pr_debug("color info   red: X %04x Y %04x\n", info->color.red_x,
706 		 info->color.red_y);
707 	pr_debug("color info green: X %04x Y %04x\n", info->color.green_x,
708 		 info->color.green_y);
709 	pr_debug("color info  blue: X %04x Y %04x\n", info->color.blue_x,
710 		 info->color.blue_y);
711 	pr_debug("color info white: X %04x Y %04x\n", info->color.white_x,
712 		 info->color.white_y);
713 	pr_debug("color info gamma:  %08x\n", info->color.gamma);
714 
715 	/* other info */
716 	pr_debug("supported_AI: %02x\n", info->supported_ai);
717 	pr_debug("speaker_info: %02x\n", info->speaker_info);
718 	pr_debug("num of audio: %02x\n", info->num_of_audio_block);
719 
720 	/* audio block */
721 	for (i = 0; i < info->num_of_audio_block; i++) {
722 		pr_debug("audio[%d] type: %02x max_ch: %02x fs: %02x sbit: "
723 			 "%02x\n",
724 			 i, audio->type, audio->max_num_of_ch, audio->fs,
725 			 audio->sbit);
726 		audio++;
727 	}
728 }
729 
730 static const struct ps3av_monitor_quirk {
731 	const char *monitor_name;
732 	u32 clear_60;
733 } ps3av_monitor_quirks[] = {
734 	{
735 		.monitor_name	= "DELL 2007WFP",
736 		.clear_60	= PS3AV_RESBIT_1920x1080I
737 	}, {
738 		.monitor_name	= "L226WTQ",
739 		.clear_60	= PS3AV_RESBIT_1920x1080I |
740 				  PS3AV_RESBIT_1920x1080P
741 	}, {
742 		.monitor_name	= "SyncMaster",
743 		.clear_60	= PS3AV_RESBIT_1920x1080I
744 	}
745 };
746 
747 static void ps3av_fixup_monitor_info(struct ps3av_info_monitor *info)
748 {
749 	unsigned int i;
750 	const struct ps3av_monitor_quirk *quirk;
751 
752 	for (i = 0; i < ARRAY_SIZE(ps3av_monitor_quirks); i++) {
753 		quirk = &ps3av_monitor_quirks[i];
754 		if (!strncmp(info->monitor_name, quirk->monitor_name,
755 			     sizeof(info->monitor_name))) {
756 			pr_info("%s: Applying quirk for %s\n", __func__,
757 				quirk->monitor_name);
758 			info->res_60.res_bits &= ~quirk->clear_60;
759 			info->res_60.native &= ~quirk->clear_60;
760 			break;
761 		}
762 	}
763 }
764 
765 static int ps3av_auto_videomode(struct ps3av_pkt_av_get_hw_conf *av_hw_conf)
766 {
767 	int i, res, id = 0, dvi = 0, rgb = 0;
768 	struct ps3av_pkt_av_get_monitor_info monitor_info;
769 	struct ps3av_info_monitor *info;
770 
771 	/* get mode id for hdmi */
772 	for (i = 0; i < av_hw_conf->num_of_hdmi && !id; i++) {
773 		res = ps3av_cmd_video_get_monitor_info(&monitor_info,
774 						       PS3AV_CMD_AVPORT_HDMI_0 +
775 						       i);
776 		if (res < 0)
777 			return -1;
778 
779 		ps3av_monitor_info_dump(&monitor_info);
780 
781 		info = &monitor_info.info;
782 		ps3av_fixup_monitor_info(info);
783 
784 		switch (info->monitor_type) {
785 		case PS3AV_MONITOR_TYPE_DVI:
786 			dvi = PS3AV_MODE_DVI;
787 			/* fall through */
788 		case PS3AV_MONITOR_TYPE_HDMI:
789 			id = ps3av_hdmi_get_id(info);
790 			break;
791 		}
792 	}
793 
794 	if (!id) {
795 		/* no HDMI interface or HDMI is off */
796 		if (ps3av->region & PS3AV_REGION_60)
797 			id = PS3AV_DEFAULT_AVMULTI_MODE_ID_REG_60;
798 		else
799 			id = PS3AV_DEFAULT_AVMULTI_MODE_ID_REG_50;
800 		if (ps3av->region & PS3AV_REGION_RGB)
801 			rgb = PS3AV_MODE_RGB;
802 		pr_debug("%s: Using avmulti mode %d\n", __func__, id);
803 	}
804 
805 	return id | dvi | rgb;
806 }
807 
808 static int ps3av_get_hw_conf(struct ps3av *ps3av)
809 {
810 	int i, j, k, res;
811 	const struct ps3av_pkt_av_get_hw_conf *hw_conf;
812 
813 	/* get av_hw_conf */
814 	res = ps3av_cmd_av_get_hw_conf(&ps3av->av_hw_conf);
815 	if (res < 0)
816 		return -1;
817 
818 	hw_conf = &ps3av->av_hw_conf;
819 	pr_debug("av_h_conf: num of hdmi: %u\n", hw_conf->num_of_hdmi);
820 	pr_debug("av_h_conf: num of avmulti: %u\n", hw_conf->num_of_avmulti);
821 	pr_debug("av_h_conf: num of spdif: %u\n", hw_conf->num_of_spdif);
822 
823 	for (i = 0; i < PS3AV_HEAD_MAX; i++)
824 		ps3av->head[i] = PS3AV_CMD_VIDEO_HEAD_A + i;
825 	for (i = 0; i < PS3AV_OPT_PORT_MAX; i++)
826 		ps3av->opt_port[i] = PS3AV_CMD_AVPORT_SPDIF_0 + i;
827 	for (i = 0; i < hw_conf->num_of_hdmi; i++)
828 		ps3av->av_port[i] = PS3AV_CMD_AVPORT_HDMI_0 + i;
829 	for (j = 0; j < hw_conf->num_of_avmulti; j++)
830 		ps3av->av_port[i + j] = PS3AV_CMD_AVPORT_AVMULTI_0 + j;
831 	for (k = 0; k < hw_conf->num_of_spdif; k++)
832 		ps3av->av_port[i + j + k] = PS3AV_CMD_AVPORT_SPDIF_0 + k;
833 
834 	/* set all audio port */
835 	ps3av->audio_port = PS3AV_CMD_AUDIO_PORT_HDMI_0
836 	    | PS3AV_CMD_AUDIO_PORT_HDMI_1
837 	    | PS3AV_CMD_AUDIO_PORT_AVMULTI_0
838 	    | PS3AV_CMD_AUDIO_PORT_SPDIF_0 | PS3AV_CMD_AUDIO_PORT_SPDIF_1;
839 
840 	return 0;
841 }
842 
843 /* set mode using id */
844 int ps3av_set_video_mode(u32 id)
845 {
846 	int size;
847 	u32 option;
848 
849 	size = ARRAY_SIZE(video_mode_table);
850 	if ((id & PS3AV_MODE_MASK) > size - 1 || id < 0) {
851 		dev_dbg(&ps3av->dev->core, "%s: error id :%d\n", __func__, id);
852 		return -EINVAL;
853 	}
854 
855 	/* auto mode */
856 	option = id & ~PS3AV_MODE_MASK;
857 	if ((id & PS3AV_MODE_MASK) == 0) {
858 		id = ps3av_auto_videomode(&ps3av->av_hw_conf);
859 		if (id < 1) {
860 			printk(KERN_ERR "%s: invalid id :%d\n", __func__, id);
861 			return -EINVAL;
862 		}
863 		id |= option;
864 	}
865 
866 	/* set videomode */
867 	wait_for_completion(&ps3av->done);
868 	ps3av->ps3av_mode_old = ps3av->ps3av_mode;
869 	ps3av->ps3av_mode = id;
870 	if (ps3av_set_videomode())
871 		ps3av->ps3av_mode = ps3av->ps3av_mode_old;
872 
873 	return 0;
874 }
875 
876 EXPORT_SYMBOL_GPL(ps3av_set_video_mode);
877 
878 int ps3av_get_auto_mode(void)
879 {
880 	return ps3av_auto_videomode(&ps3av->av_hw_conf);
881 }
882 
883 EXPORT_SYMBOL_GPL(ps3av_get_auto_mode);
884 
885 int ps3av_get_mode(void)
886 {
887 	return ps3av ? ps3av->ps3av_mode : 0;
888 }
889 
890 EXPORT_SYMBOL_GPL(ps3av_get_mode);
891 
892 int ps3av_get_scanmode(int id)
893 {
894 	int size;
895 
896 	id = id & PS3AV_MODE_MASK;
897 	size = ARRAY_SIZE(video_mode_table);
898 	if (id > size - 1 || id < 0) {
899 		printk(KERN_ERR "%s: invalid mode %d\n", __func__, id);
900 		return -EINVAL;
901 	}
902 	return video_mode_table[id].interlace;
903 }
904 
905 EXPORT_SYMBOL_GPL(ps3av_get_scanmode);
906 
907 int ps3av_get_refresh_rate(int id)
908 {
909 	int size;
910 
911 	id = id & PS3AV_MODE_MASK;
912 	size = ARRAY_SIZE(video_mode_table);
913 	if (id > size - 1 || id < 0) {
914 		printk(KERN_ERR "%s: invalid mode %d\n", __func__, id);
915 		return -EINVAL;
916 	}
917 	return video_mode_table[id].freq;
918 }
919 
920 EXPORT_SYMBOL_GPL(ps3av_get_refresh_rate);
921 
922 /* get resolution by video_mode */
923 int ps3av_video_mode2res(u32 id, u32 *xres, u32 *yres)
924 {
925 	int size;
926 
927 	id = id & PS3AV_MODE_MASK;
928 	size = ARRAY_SIZE(video_mode_table);
929 	if (id > size - 1 || id < 0) {
930 		printk(KERN_ERR "%s: invalid mode %d\n", __func__, id);
931 		return -EINVAL;
932 	}
933 	*xres = video_mode_table[id].x;
934 	*yres = video_mode_table[id].y;
935 	return 0;
936 }
937 
938 EXPORT_SYMBOL_GPL(ps3av_video_mode2res);
939 
940 /* mute */
941 int ps3av_video_mute(int mute)
942 {
943 	return ps3av_set_av_video_mute(mute ? PS3AV_CMD_MUTE_ON
944 					    : PS3AV_CMD_MUTE_OFF);
945 }
946 
947 EXPORT_SYMBOL_GPL(ps3av_video_mute);
948 
949 int ps3av_audio_mute(int mute)
950 {
951 	return ps3av_set_audio_mute(mute ? PS3AV_CMD_MUTE_ON
952 					 : PS3AV_CMD_MUTE_OFF);
953 }
954 
955 EXPORT_SYMBOL_GPL(ps3av_audio_mute);
956 
957 void ps3av_register_flip_ctl(void (*flip_ctl)(int on, void *data),
958 			     void *flip_data)
959 {
960 	mutex_lock(&ps3av->mutex);
961 	ps3av->flip_ctl = flip_ctl;
962 	ps3av->flip_data = flip_data;
963 	mutex_unlock(&ps3av->mutex);
964 }
965 EXPORT_SYMBOL_GPL(ps3av_register_flip_ctl);
966 
967 void ps3av_flip_ctl(int on)
968 {
969 	mutex_lock(&ps3av->mutex);
970 	if (ps3av->flip_ctl)
971 		ps3av->flip_ctl(on, ps3av->flip_data);
972 	mutex_unlock(&ps3av->mutex);
973 }
974 
975 static int ps3av_probe(struct ps3_system_bus_device *dev)
976 {
977 	int res;
978 	u32 id;
979 
980 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
981 	dev_dbg(&dev->core, "  timeout=%d\n", timeout);
982 
983 	if (ps3av) {
984 		dev_err(&dev->core, "Only one ps3av device is supported\n");
985 		return -EBUSY;
986 	}
987 
988 	ps3av = kzalloc(sizeof(*ps3av), GFP_KERNEL);
989 	if (!ps3av)
990 		return -ENOMEM;
991 
992 	mutex_init(&ps3av->mutex);
993 	ps3av->ps3av_mode = 0;
994 	ps3av->dev = dev;
995 
996 	INIT_WORK(&ps3av->work, ps3avd);
997 	init_completion(&ps3av->done);
998 	complete(&ps3av->done);
999 	ps3av->wq = create_singlethread_workqueue("ps3avd");
1000 	if (!ps3av->wq)
1001 		goto fail;
1002 
1003 	switch (ps3_os_area_get_av_multi_out()) {
1004 	case PS3_PARAM_AV_MULTI_OUT_NTSC:
1005 		ps3av->region = PS3AV_REGION_60;
1006 		break;
1007 	case PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR:
1008 	case PS3_PARAM_AV_MULTI_OUT_SECAM:
1009 		ps3av->region = PS3AV_REGION_50;
1010 		break;
1011 	case PS3_PARAM_AV_MULTI_OUT_PAL_RGB:
1012 		ps3av->region = PS3AV_REGION_50 | PS3AV_REGION_RGB;
1013 		break;
1014 	default:
1015 		ps3av->region = PS3AV_REGION_60;
1016 		break;
1017 	}
1018 
1019 	/* init avsetting modules */
1020 	res = ps3av_cmd_init();
1021 	if (res < 0)
1022 		printk(KERN_ERR "%s: ps3av_cmd_init failed %d\n", __func__,
1023 		       res);
1024 
1025 	ps3av_get_hw_conf(ps3av);
1026 
1027 #ifdef CONFIG_FB
1028 	if (fb_mode_option && !strcmp(fb_mode_option, "safe"))
1029 		safe_mode = 1;
1030 #endif /* CONFIG_FB */
1031 	id = ps3av_auto_videomode(&ps3av->av_hw_conf);
1032 	safe_mode = 0;
1033 
1034 	mutex_lock(&ps3av->mutex);
1035 	ps3av->ps3av_mode = id;
1036 	mutex_unlock(&ps3av->mutex);
1037 
1038 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1039 
1040 	return 0;
1041 
1042 fail:
1043 	kfree(ps3av);
1044 	ps3av = NULL;
1045 	return -ENOMEM;
1046 }
1047 
1048 static int ps3av_remove(struct ps3_system_bus_device *dev)
1049 {
1050 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
1051 	if (ps3av) {
1052 		ps3av_cmd_fin();
1053 		if (ps3av->wq)
1054 			destroy_workqueue(ps3av->wq);
1055 		kfree(ps3av);
1056 		ps3av = NULL;
1057 	}
1058 
1059 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1060 	return 0;
1061 }
1062 
1063 static void ps3av_shutdown(struct ps3_system_bus_device *dev)
1064 {
1065 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
1066 	ps3av_remove(dev);
1067 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1068 }
1069 
1070 static struct ps3_vuart_port_driver ps3av_driver = {
1071 	.core.match_id = PS3_MATCH_ID_AV_SETTINGS,
1072 	.core.core.name = "ps3_av",
1073 	.probe = ps3av_probe,
1074 	.remove = ps3av_remove,
1075 	.shutdown = ps3av_shutdown,
1076 };
1077 
1078 static int ps3av_module_init(void)
1079 {
1080 	int error;
1081 
1082 	if (!firmware_has_feature(FW_FEATURE_PS3_LV1))
1083 		return -ENODEV;
1084 
1085 	pr_debug(" -> %s:%d\n", __func__, __LINE__);
1086 
1087 	error = ps3_vuart_port_driver_register(&ps3av_driver);
1088 	if (error) {
1089 		printk(KERN_ERR
1090 		       "%s: ps3_vuart_port_driver_register failed %d\n",
1091 		       __func__, error);
1092 		return error;
1093 	}
1094 
1095 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
1096 	return error;
1097 }
1098 
1099 static void __exit ps3av_module_exit(void)
1100 {
1101 	pr_debug(" -> %s:%d\n", __func__, __LINE__);
1102 	ps3_vuart_port_driver_unregister(&ps3av_driver);
1103 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
1104 }
1105 
1106 subsys_initcall(ps3av_module_init);
1107 module_exit(ps3av_module_exit);
1108 
1109 MODULE_LICENSE("GPL v2");
1110 MODULE_DESCRIPTION("PS3 AV Settings Driver");
1111 MODULE_AUTHOR("Sony Computer Entertainment Inc.");
1112 MODULE_ALIAS(PS3_MODULE_ALIAS_AV_SETTINGS);
1113