xref: /openbmc/linux/drivers/ps3/ps3av.c (revision 95e9fd10)
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 #include <linux/slab.h>
28 
29 #include <asm/firmware.h>
30 #include <asm/ps3av.h>
31 #include <asm/ps3.h>
32 
33 #include "vuart.h"
34 
35 #define BUFSIZE          4096	/* vuart buf size */
36 #define PS3AV_BUF_SIZE   512	/* max packet size */
37 
38 static int safe_mode;
39 
40 static int timeout = 5000;	/* in msec ( 5 sec ) */
41 module_param(timeout, int, 0644);
42 
43 static struct ps3av {
44 	struct mutex mutex;
45 	struct work_struct work;
46 	struct completion done;
47 	struct workqueue_struct *wq;
48 	int open_count;
49 	struct ps3_system_bus_device *dev;
50 
51 	int region;
52 	struct ps3av_pkt_av_get_hw_conf av_hw_conf;
53 	u32 av_port[PS3AV_AV_PORT_MAX + PS3AV_OPT_PORT_MAX];
54 	u32 opt_port[PS3AV_OPT_PORT_MAX];
55 	u32 head[PS3AV_HEAD_MAX];
56 	u32 audio_port;
57 	int ps3av_mode;
58 	int ps3av_mode_old;
59 	union {
60 		struct ps3av_reply_hdr reply_hdr;
61 		u8 raw[PS3AV_BUF_SIZE];
62 	} recv_buf;
63 } *ps3av;
64 
65 /* color space */
66 #define YUV444 PS3AV_CMD_VIDEO_CS_YUV444_8
67 #define RGB8   PS3AV_CMD_VIDEO_CS_RGB_8
68 /* format */
69 #define XRGB   PS3AV_CMD_VIDEO_FMT_X8R8G8B8
70 /* aspect */
71 #define A_N    PS3AV_CMD_AV_ASPECT_4_3
72 #define A_W    PS3AV_CMD_AV_ASPECT_16_9
73 static const struct avset_video_mode {
74 	u32 cs;
75 	u32 fmt;
76 	u32 vid;
77 	u32 aspect;
78 	u32 x;
79 	u32 y;
80 } video_mode_table[] = {
81 	{     0, }, /* auto */
82 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_480I,       A_N,  720,  480},
83 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_480P,       A_N,  720,  480},
84 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_720P_60HZ,  A_W, 1280,  720},
85 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080I_60HZ, A_W, 1920, 1080},
86 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080P_60HZ, A_W, 1920, 1080},
87 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_576I,       A_N,  720,  576},
88 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_576P,       A_N,  720,  576},
89 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_720P_50HZ,  A_W, 1280,  720},
90 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080I_50HZ, A_W, 1920, 1080},
91 	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080P_50HZ, A_W, 1920, 1080},
92 	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_WXGA,       A_W, 1280,  768},
93 	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_SXGA,       A_N, 1280, 1024},
94 	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_WUXGA,      A_W, 1920, 1200},
95 };
96 
97 /* supported CIDs */
98 static u32 cmd_table[] = {
99 	/* init */
100 	PS3AV_CID_AV_INIT,
101 	PS3AV_CID_AV_FIN,
102 	PS3AV_CID_VIDEO_INIT,
103 	PS3AV_CID_AUDIO_INIT,
104 
105 	/* set */
106 	PS3AV_CID_AV_ENABLE_EVENT,
107 	PS3AV_CID_AV_DISABLE_EVENT,
108 
109 	PS3AV_CID_AV_VIDEO_CS,
110 	PS3AV_CID_AV_VIDEO_MUTE,
111 	PS3AV_CID_AV_VIDEO_DISABLE_SIG,
112 	PS3AV_CID_AV_AUDIO_PARAM,
113 	PS3AV_CID_AV_AUDIO_MUTE,
114 	PS3AV_CID_AV_HDMI_MODE,
115 	PS3AV_CID_AV_TV_MUTE,
116 
117 	PS3AV_CID_VIDEO_MODE,
118 	PS3AV_CID_VIDEO_FORMAT,
119 	PS3AV_CID_VIDEO_PITCH,
120 
121 	PS3AV_CID_AUDIO_MODE,
122 	PS3AV_CID_AUDIO_MUTE,
123 	PS3AV_CID_AUDIO_ACTIVE,
124 	PS3AV_CID_AUDIO_INACTIVE,
125 	PS3AV_CID_AVB_PARAM,
126 
127 	/* get */
128 	PS3AV_CID_AV_GET_HW_CONF,
129 	PS3AV_CID_AV_GET_MONITOR_INFO,
130 
131 	/* event */
132 	PS3AV_CID_EVENT_UNPLUGGED,
133 	PS3AV_CID_EVENT_PLUGGED,
134 	PS3AV_CID_EVENT_HDCP_DONE,
135 	PS3AV_CID_EVENT_HDCP_FAIL,
136 	PS3AV_CID_EVENT_HDCP_AUTH,
137 	PS3AV_CID_EVENT_HDCP_ERROR,
138 
139 	0
140 };
141 
142 #define PS3AV_EVENT_CMD_MASK           0x10000000
143 #define PS3AV_EVENT_ID_MASK            0x0000ffff
144 #define PS3AV_CID_MASK                 0xffffffff
145 #define PS3AV_REPLY_BIT                0x80000000
146 
147 #define ps3av_event_get_port_id(cid)   ((cid >> 16) & 0xff)
148 
149 static u32 *ps3av_search_cmd_table(u32 cid, u32 mask)
150 {
151 	u32 *table;
152 	int i;
153 
154 	table = cmd_table;
155 	for (i = 0;; table++, i++) {
156 		if ((*table & mask) == (cid & mask))
157 			break;
158 		if (*table == 0)
159 			return NULL;
160 	}
161 	return table;
162 }
163 
164 static int ps3av_parse_event_packet(const struct ps3av_reply_hdr *hdr)
165 {
166 	u32 *table;
167 
168 	if (hdr->cid & PS3AV_EVENT_CMD_MASK) {
169 		table = ps3av_search_cmd_table(hdr->cid, PS3AV_EVENT_CMD_MASK);
170 		if (table)
171 			dev_dbg(&ps3av->dev->core,
172 				"recv event packet cid:%08x port:0x%x size:%d\n",
173 				hdr->cid, ps3av_event_get_port_id(hdr->cid),
174 				hdr->size);
175 		else
176 			printk(KERN_ERR
177 			       "%s: failed event packet, cid:%08x size:%d\n",
178 			       __func__, hdr->cid, hdr->size);
179 		return 1;	/* receive event packet */
180 	}
181 	return 0;
182 }
183 
184 
185 #define POLLING_INTERVAL  25	/* in msec */
186 
187 static int ps3av_vuart_write(struct ps3_system_bus_device *dev,
188 			     const void *buf, unsigned long size)
189 {
190 	int error;
191 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
192 	error = ps3_vuart_write(dev, buf, size);
193 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
194 	return error ? error : size;
195 }
196 
197 static int ps3av_vuart_read(struct ps3_system_bus_device *dev, void *buf,
198 			    unsigned long size, int timeout)
199 {
200 	int error;
201 	int loopcnt = 0;
202 
203 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
204 	timeout = (timeout + POLLING_INTERVAL - 1) / POLLING_INTERVAL;
205 	while (loopcnt++ <= timeout) {
206 		error = ps3_vuart_read(dev, buf, size);
207 		if (!error)
208 			return size;
209 		if (error != -EAGAIN) {
210 			printk(KERN_ERR "%s: ps3_vuart_read failed %d\n",
211 			       __func__, error);
212 			return error;
213 		}
214 		msleep(POLLING_INTERVAL);
215 	}
216 	return -EWOULDBLOCK;
217 }
218 
219 static int ps3av_send_cmd_pkt(const struct ps3av_send_hdr *send_buf,
220 			      struct ps3av_reply_hdr *recv_buf, int write_len,
221 			      int read_len)
222 {
223 	int res;
224 	u32 cmd;
225 	int event;
226 
227 	if (!ps3av)
228 		return -ENODEV;
229 
230 	/* send pkt */
231 	res = ps3av_vuart_write(ps3av->dev, send_buf, write_len);
232 	if (res < 0) {
233 		dev_dbg(&ps3av->dev->core,
234 			"%s: ps3av_vuart_write() failed (result=%d)\n",
235 			__func__, res);
236 		return res;
237 	}
238 
239 	/* recv pkt */
240 	cmd = send_buf->cid;
241 	do {
242 		/* read header */
243 		res = ps3av_vuart_read(ps3av->dev, recv_buf, PS3AV_HDR_SIZE,
244 				       timeout);
245 		if (res != PS3AV_HDR_SIZE) {
246 			dev_dbg(&ps3av->dev->core,
247 				"%s: ps3av_vuart_read() failed (result=%d)\n",
248 				__func__, res);
249 			return res;
250 		}
251 
252 		/* read body */
253 		res = ps3av_vuart_read(ps3av->dev, &recv_buf->cid,
254 				       recv_buf->size, timeout);
255 		if (res < 0) {
256 			dev_dbg(&ps3av->dev->core,
257 				"%s: ps3av_vuart_read() failed (result=%d)\n",
258 				__func__, res);
259 			return res;
260 		}
261 		res += PS3AV_HDR_SIZE;	/* total len */
262 		event = ps3av_parse_event_packet(recv_buf);
263 		/* ret > 0 event packet */
264 	} while (event);
265 
266 	if ((cmd | PS3AV_REPLY_BIT) != recv_buf->cid) {
267 		dev_dbg(&ps3av->dev->core, "%s: reply err (result=%x)\n",
268 			__func__, recv_buf->cid);
269 		return -EINVAL;
270 	}
271 
272 	return 0;
273 }
274 
275 static int ps3av_process_reply_packet(struct ps3av_send_hdr *cmd_buf,
276 				      const struct ps3av_reply_hdr *recv_buf,
277 				      int user_buf_size)
278 {
279 	int return_len;
280 
281 	if (recv_buf->version != PS3AV_VERSION) {
282 		dev_dbg(&ps3av->dev->core, "reply_packet invalid version:%x\n",
283 			recv_buf->version);
284 		return -EFAULT;
285 	}
286 	return_len = recv_buf->size + PS3AV_HDR_SIZE;
287 	if (return_len > user_buf_size)
288 		return_len = user_buf_size;
289 	memcpy(cmd_buf, recv_buf, return_len);
290 	return 0;		/* success */
291 }
292 
293 void ps3av_set_hdr(u32 cid, u16 size, struct ps3av_send_hdr *hdr)
294 {
295 	hdr->version = PS3AV_VERSION;
296 	hdr->size = size - PS3AV_HDR_SIZE;
297 	hdr->cid = cid;
298 }
299 
300 int ps3av_do_pkt(u32 cid, u16 send_len, size_t usr_buf_size,
301 		 struct ps3av_send_hdr *buf)
302 {
303 	int res = 0;
304 	u32 *table;
305 
306 	BUG_ON(!ps3av);
307 
308 	mutex_lock(&ps3av->mutex);
309 
310 	table = ps3av_search_cmd_table(cid, PS3AV_CID_MASK);
311 	BUG_ON(!table);
312 	BUG_ON(send_len < PS3AV_HDR_SIZE);
313 	BUG_ON(usr_buf_size < send_len);
314 	BUG_ON(usr_buf_size > PS3AV_BUF_SIZE);
315 
316 	/* create header */
317 	ps3av_set_hdr(cid, send_len, buf);
318 
319 	/* send packet via vuart */
320 	res = ps3av_send_cmd_pkt(buf, &ps3av->recv_buf.reply_hdr, send_len,
321 				 usr_buf_size);
322 	if (res < 0) {
323 		printk(KERN_ERR
324 		       "%s: ps3av_send_cmd_pkt() failed (result=%d)\n",
325 		       __func__, res);
326 		goto err;
327 	}
328 
329 	/* process reply packet */
330 	res = ps3av_process_reply_packet(buf, &ps3av->recv_buf.reply_hdr,
331 					 usr_buf_size);
332 	if (res < 0) {
333 		printk(KERN_ERR "%s: put_return_status() failed (result=%d)\n",
334 		       __func__, res);
335 		goto err;
336 	}
337 
338 	mutex_unlock(&ps3av->mutex);
339 	return 0;
340 
341 err:
342 	mutex_unlock(&ps3av->mutex);
343 	printk(KERN_ERR "%s: failed cid:%x res:%d\n", __func__, cid, res);
344 	return res;
345 }
346 
347 static int ps3av_set_av_video_mute(u32 mute)
348 {
349 	int i, num_of_av_port, res;
350 
351 	num_of_av_port = ps3av->av_hw_conf.num_of_hdmi +
352 			 ps3av->av_hw_conf.num_of_avmulti;
353 	/* video mute on */
354 	for (i = 0; i < num_of_av_port; i++) {
355 		res = ps3av_cmd_av_video_mute(1, &ps3av->av_port[i], mute);
356 		if (res < 0)
357 			return -1;
358 	}
359 
360 	return 0;
361 }
362 
363 static int ps3av_set_video_disable_sig(void)
364 {
365 	int i, num_of_hdmi_port, num_of_av_port, res;
366 
367 	num_of_hdmi_port = ps3av->av_hw_conf.num_of_hdmi;
368 	num_of_av_port = ps3av->av_hw_conf.num_of_hdmi +
369 			 ps3av->av_hw_conf.num_of_avmulti;
370 
371 	/* tv mute */
372 	for (i = 0; i < num_of_hdmi_port; i++) {
373 		res = ps3av_cmd_av_tv_mute(ps3av->av_port[i],
374 					   PS3AV_CMD_MUTE_ON);
375 		if (res < 0)
376 			return -1;
377 	}
378 	msleep(100);
379 
380 	/* video mute on */
381 	for (i = 0; i < num_of_av_port; i++) {
382 		res = ps3av_cmd_av_video_disable_sig(ps3av->av_port[i]);
383 		if (res < 0)
384 			return -1;
385 		if (i < num_of_hdmi_port) {
386 			res = ps3av_cmd_av_tv_mute(ps3av->av_port[i],
387 						   PS3AV_CMD_MUTE_OFF);
388 			if (res < 0)
389 				return -1;
390 		}
391 	}
392 	msleep(300);
393 
394 	return 0;
395 }
396 
397 static int ps3av_set_audio_mute(u32 mute)
398 {
399 	int i, num_of_av_port, num_of_opt_port, res;
400 
401 	num_of_av_port = ps3av->av_hw_conf.num_of_hdmi +
402 			 ps3av->av_hw_conf.num_of_avmulti;
403 	num_of_opt_port = ps3av->av_hw_conf.num_of_spdif;
404 
405 	for (i = 0; i < num_of_av_port; i++) {
406 		res = ps3av_cmd_av_audio_mute(1, &ps3av->av_port[i], mute);
407 		if (res < 0)
408 			return -1;
409 	}
410 	for (i = 0; i < num_of_opt_port; i++) {
411 		res = ps3av_cmd_audio_mute(1, &ps3av->opt_port[i], mute);
412 		if (res < 0)
413 			return -1;
414 	}
415 
416 	return 0;
417 }
418 
419 int ps3av_set_audio_mode(u32 ch, u32 fs, u32 word_bits, u32 format, u32 source)
420 {
421 	struct ps3av_pkt_avb_param avb_param;
422 	int i, num_of_audio, vid, res;
423 	struct ps3av_pkt_audio_mode audio_mode;
424 	u32 len = 0;
425 
426 	num_of_audio = ps3av->av_hw_conf.num_of_hdmi +
427 		       ps3av->av_hw_conf.num_of_avmulti +
428 		       ps3av->av_hw_conf.num_of_spdif;
429 
430 	avb_param.num_of_video_pkt = 0;
431 	avb_param.num_of_audio_pkt = PS3AV_AVB_NUM_AUDIO;	/* always 0 */
432 	avb_param.num_of_av_video_pkt = 0;
433 	avb_param.num_of_av_audio_pkt = ps3av->av_hw_conf.num_of_hdmi;
434 
435 	vid = video_mode_table[ps3av->ps3av_mode].vid;
436 
437 	/* audio mute */
438 	ps3av_set_audio_mute(PS3AV_CMD_MUTE_ON);
439 
440 	/* audio inactive */
441 	res = ps3av_cmd_audio_active(0, ps3av->audio_port);
442 	if (res < 0)
443 		dev_dbg(&ps3av->dev->core,
444 			"ps3av_cmd_audio_active OFF failed\n");
445 
446 	/* audio_pkt */
447 	for (i = 0; i < num_of_audio; i++) {
448 		ps3av_cmd_set_audio_mode(&audio_mode, ps3av->av_port[i], ch,
449 					 fs, word_bits, format, source);
450 		if (i < ps3av->av_hw_conf.num_of_hdmi) {
451 			/* hdmi only */
452 			len += ps3av_cmd_set_av_audio_param(&avb_param.buf[len],
453 							    ps3av->av_port[i],
454 							    &audio_mode, vid);
455 		}
456 		/* audio_mode pkt should be sent separately */
457 		res = ps3av_cmd_audio_mode(&audio_mode);
458 		if (res < 0)
459 			dev_dbg(&ps3av->dev->core,
460 				"ps3av_cmd_audio_mode failed, port:%x\n", i);
461 	}
462 
463 	/* send command using avb pkt */
464 	len += offsetof(struct ps3av_pkt_avb_param, buf);
465 	res = ps3av_cmd_avb_param(&avb_param, len);
466 	if (res < 0)
467 		dev_dbg(&ps3av->dev->core, "ps3av_cmd_avb_param failed\n");
468 
469 	/* audio mute */
470 	ps3av_set_audio_mute(PS3AV_CMD_MUTE_OFF);
471 
472 	/* audio active */
473 	res = ps3av_cmd_audio_active(1, ps3av->audio_port);
474 	if (res < 0)
475 		dev_dbg(&ps3av->dev->core,
476 			"ps3av_cmd_audio_active ON failed\n");
477 
478 	return 0;
479 }
480 EXPORT_SYMBOL_GPL(ps3av_set_audio_mode);
481 
482 static int ps3av_set_videomode(void)
483 {
484 	/* av video mute */
485 	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_ON);
486 
487 	/* wake up ps3avd to do the actual video mode setting */
488 	queue_work(ps3av->wq, &ps3av->work);
489 
490 	return 0;
491 }
492 
493 static void ps3av_set_videomode_packet(u32 id)
494 {
495 	struct ps3av_pkt_avb_param avb_param;
496 	unsigned int i;
497 	u32 len = 0, av_video_cs;
498 	const struct avset_video_mode *video_mode;
499 	int res;
500 
501 	video_mode = &video_mode_table[id & PS3AV_MODE_MASK];
502 
503 	avb_param.num_of_video_pkt = PS3AV_AVB_NUM_VIDEO; /* num of head */
504 	avb_param.num_of_audio_pkt = 0;
505 	avb_param.num_of_av_video_pkt = ps3av->av_hw_conf.num_of_hdmi +
506 					ps3av->av_hw_conf.num_of_avmulti;
507 	avb_param.num_of_av_audio_pkt = 0;
508 
509 	/* video_pkt */
510 	for (i = 0; i < avb_param.num_of_video_pkt; i++)
511 		len += ps3av_cmd_set_video_mode(&avb_param.buf[len],
512 						ps3av->head[i], video_mode->vid,
513 						video_mode->fmt, id);
514 	/* av_video_pkt */
515 	for (i = 0; i < avb_param.num_of_av_video_pkt; i++) {
516 		if (id & PS3AV_MODE_DVI || id & PS3AV_MODE_RGB)
517 			av_video_cs = RGB8;
518 		else
519 			av_video_cs = video_mode->cs;
520 #ifndef PS3AV_HDMI_YUV
521 		if (ps3av->av_port[i] == PS3AV_CMD_AVPORT_HDMI_0 ||
522 		    ps3av->av_port[i] == PS3AV_CMD_AVPORT_HDMI_1)
523 			av_video_cs = RGB8; /* use RGB for HDMI */
524 #endif
525 		len += ps3av_cmd_set_av_video_cs(&avb_param.buf[len],
526 						 ps3av->av_port[i],
527 						 video_mode->vid, av_video_cs,
528 						 video_mode->aspect, id);
529 	}
530 	/* send command using avb pkt */
531 	len += offsetof(struct ps3av_pkt_avb_param, buf);
532 	res = ps3av_cmd_avb_param(&avb_param, len);
533 	if (res == PS3AV_STATUS_NO_SYNC_HEAD)
534 		printk(KERN_WARNING
535 		       "%s: Command failed. Please try your request again.\n",
536 		       __func__);
537 	else if (res)
538 		dev_dbg(&ps3av->dev->core, "ps3av_cmd_avb_param failed\n");
539 }
540 
541 static void ps3av_set_videomode_cont(u32 id, u32 old_id)
542 {
543 	static int vesa;
544 	int res;
545 
546 	/* video signal off */
547 	ps3av_set_video_disable_sig();
548 
549 	/*
550 	 * AV backend needs non-VESA mode setting at least one time
551 	 * when VESA mode is used.
552 	 */
553 	if (vesa == 0 && (id & PS3AV_MODE_MASK) >= PS3AV_MODE_WXGA) {
554 		/* vesa mode */
555 		ps3av_set_videomode_packet(PS3AV_MODE_480P);
556 	}
557 	vesa = 1;
558 
559 	/* Retail PS3 product doesn't support this */
560 	if (id & PS3AV_MODE_HDCP_OFF) {
561 		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_HDCP_OFF);
562 		if (res == PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
563 			dev_dbg(&ps3av->dev->core, "Not supported\n");
564 		else if (res)
565 			dev_dbg(&ps3av->dev->core,
566 				"ps3av_cmd_av_hdmi_mode failed\n");
567 	} else if (old_id & PS3AV_MODE_HDCP_OFF) {
568 		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_MODE_NORMAL);
569 		if (res < 0 && res != PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
570 			dev_dbg(&ps3av->dev->core,
571 				"ps3av_cmd_av_hdmi_mode failed\n");
572 	}
573 
574 	ps3av_set_videomode_packet(id);
575 
576 	msleep(1500);
577 	/* av video mute */
578 	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_OFF);
579 }
580 
581 static void ps3avd(struct work_struct *work)
582 {
583 	ps3av_set_videomode_cont(ps3av->ps3av_mode, ps3av->ps3av_mode_old);
584 	complete(&ps3av->done);
585 }
586 
587 #define SHIFT_50	0
588 #define SHIFT_60	4
589 #define SHIFT_VESA	8
590 
591 static const struct {
592 	unsigned mask:19;
593 	unsigned id:4;
594 } ps3av_preferred_modes[] = {
595 	{ PS3AV_RESBIT_WUXGA      << SHIFT_VESA, PS3AV_MODE_WUXGA   },
596 	{ PS3AV_RESBIT_1920x1080P << SHIFT_60,   PS3AV_MODE_1080P60 },
597 	{ PS3AV_RESBIT_1920x1080P << SHIFT_50,   PS3AV_MODE_1080P50 },
598 	{ PS3AV_RESBIT_1920x1080I << SHIFT_60,   PS3AV_MODE_1080I60 },
599 	{ PS3AV_RESBIT_1920x1080I << SHIFT_50,   PS3AV_MODE_1080I50 },
600 	{ PS3AV_RESBIT_SXGA       << SHIFT_VESA, PS3AV_MODE_SXGA    },
601 	{ PS3AV_RESBIT_WXGA       << SHIFT_VESA, PS3AV_MODE_WXGA    },
602 	{ PS3AV_RESBIT_1280x720P  << SHIFT_60,   PS3AV_MODE_720P60  },
603 	{ PS3AV_RESBIT_1280x720P  << SHIFT_50,   PS3AV_MODE_720P50  },
604 	{ PS3AV_RESBIT_720x480P   << SHIFT_60,   PS3AV_MODE_480P    },
605 	{ PS3AV_RESBIT_720x576P   << SHIFT_50,   PS3AV_MODE_576P    },
606 };
607 
608 static enum ps3av_mode_num ps3av_resbit2id(u32 res_50, u32 res_60,
609 					   u32 res_vesa)
610 {
611 	unsigned int i;
612 	u32 res_all;
613 
614 	/*
615 	 * We mask off the resolution bits we care about and combine the
616 	 * results in one bitfield, so make sure there's no overlap
617 	 */
618 	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
619 		     PS3AV_RES_MASK_60 << SHIFT_60);
620 	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
621 		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
622 	BUILD_BUG_ON(PS3AV_RES_MASK_60 << SHIFT_60 &
623 		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
624 	res_all = (res_50 & PS3AV_RES_MASK_50) << SHIFT_50 |
625 		  (res_60 & PS3AV_RES_MASK_60) << SHIFT_60 |
626 		  (res_vesa & PS3AV_RES_MASK_VESA) << SHIFT_VESA;
627 
628 	if (!res_all)
629 		return 0;
630 
631 	for (i = 0; i < ARRAY_SIZE(ps3av_preferred_modes); i++)
632 		if (res_all & ps3av_preferred_modes[i].mask)
633 			return ps3av_preferred_modes[i].id;
634 
635 	return 0;
636 }
637 
638 static enum ps3av_mode_num ps3av_hdmi_get_id(struct ps3av_info_monitor *info)
639 {
640 	enum ps3av_mode_num id;
641 
642 	if (safe_mode)
643 		return PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;
644 
645 	/* check native resolution */
646 	id = ps3av_resbit2id(info->res_50.native, info->res_60.native,
647 			     info->res_vesa.native);
648 	if (id) {
649 		pr_debug("%s: Using native mode %d\n", __func__, id);
650 		return id;
651 	}
652 
653 	/* check supported resolutions */
654 	id = ps3av_resbit2id(info->res_50.res_bits, info->res_60.res_bits,
655 			     info->res_vesa.res_bits);
656 	if (id) {
657 		pr_debug("%s: Using supported mode %d\n", __func__, id);
658 		return id;
659 	}
660 
661 	if (ps3av->region & PS3AV_REGION_60)
662 		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;
663 	else
664 		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_50;
665 	pr_debug("%s: Using default mode %d\n", __func__, id);
666 	return id;
667 }
668 
669 static void ps3av_monitor_info_dump(
670 	const struct ps3av_pkt_av_get_monitor_info *monitor_info)
671 {
672 	const struct ps3av_info_monitor *info = &monitor_info->info;
673 	const struct ps3av_info_audio *audio = info->audio;
674 	char id[sizeof(info->monitor_id)*3+1];
675 	int i;
676 
677 	pr_debug("Monitor Info: size %u\n", monitor_info->send_hdr.size);
678 
679 	pr_debug("avport: %02x\n", info->avport);
680 	for (i = 0; i < sizeof(info->monitor_id); i++)
681 		sprintf(&id[i*3], " %02x", info->monitor_id[i]);
682 	pr_debug("monitor_id: %s\n", id);
683 	pr_debug("monitor_type: %02x\n", info->monitor_type);
684 	pr_debug("monitor_name: %.*s\n", (int)sizeof(info->monitor_name),
685 		 info->monitor_name);
686 
687 	/* resolution */
688 	pr_debug("resolution_60: bits: %08x native: %08x\n",
689 		 info->res_60.res_bits, info->res_60.native);
690 	pr_debug("resolution_50: bits: %08x native: %08x\n",
691 		 info->res_50.res_bits, info->res_50.native);
692 	pr_debug("resolution_other: bits: %08x native: %08x\n",
693 		 info->res_other.res_bits, info->res_other.native);
694 	pr_debug("resolution_vesa: bits: %08x native: %08x\n",
695 		 info->res_vesa.res_bits, info->res_vesa.native);
696 
697 	/* color space */
698 	pr_debug("color space    rgb: %02x\n", info->cs.rgb);
699 	pr_debug("color space yuv444: %02x\n", info->cs.yuv444);
700 	pr_debug("color space yuv422: %02x\n", info->cs.yuv422);
701 
702 	/* color info */
703 	pr_debug("color info   red: X %04x Y %04x\n", info->color.red_x,
704 		 info->color.red_y);
705 	pr_debug("color info green: X %04x Y %04x\n", info->color.green_x,
706 		 info->color.green_y);
707 	pr_debug("color info  blue: X %04x Y %04x\n", info->color.blue_x,
708 		 info->color.blue_y);
709 	pr_debug("color info white: X %04x Y %04x\n", info->color.white_x,
710 		 info->color.white_y);
711 	pr_debug("color info gamma:  %08x\n", info->color.gamma);
712 
713 	/* other info */
714 	pr_debug("supported_AI: %02x\n", info->supported_ai);
715 	pr_debug("speaker_info: %02x\n", info->speaker_info);
716 	pr_debug("num of audio: %02x\n", info->num_of_audio_block);
717 
718 	/* audio block */
719 	for (i = 0; i < info->num_of_audio_block; i++) {
720 		pr_debug(
721 			"audio[%d] type: %02x max_ch: %02x fs: %02x sbit: %02x\n",
722 			 i, audio->type, audio->max_num_of_ch, audio->fs,
723 			 audio->sbit);
724 		audio++;
725 	}
726 }
727 
728 static const struct ps3av_monitor_quirk {
729 	const char *monitor_name;
730 	u32 clear_60;
731 } ps3av_monitor_quirks[] = {
732 	{
733 		.monitor_name	= "DELL 2007WFP",
734 		.clear_60	= PS3AV_RESBIT_1920x1080I
735 	}, {
736 		.monitor_name	= "L226WTQ",
737 		.clear_60	= PS3AV_RESBIT_1920x1080I |
738 				  PS3AV_RESBIT_1920x1080P
739 	}, {
740 		.monitor_name	= "SyncMaster",
741 		.clear_60	= PS3AV_RESBIT_1920x1080I
742 	}
743 };
744 
745 static void ps3av_fixup_monitor_info(struct ps3av_info_monitor *info)
746 {
747 	unsigned int i;
748 	const struct ps3av_monitor_quirk *quirk;
749 
750 	for (i = 0; i < ARRAY_SIZE(ps3av_monitor_quirks); i++) {
751 		quirk = &ps3av_monitor_quirks[i];
752 		if (!strncmp(info->monitor_name, quirk->monitor_name,
753 			     sizeof(info->monitor_name))) {
754 			pr_info("%s: Applying quirk for %s\n", __func__,
755 				quirk->monitor_name);
756 			info->res_60.res_bits &= ~quirk->clear_60;
757 			info->res_60.native &= ~quirk->clear_60;
758 			break;
759 		}
760 	}
761 }
762 
763 static int ps3av_auto_videomode(struct ps3av_pkt_av_get_hw_conf *av_hw_conf)
764 {
765 	int i, res, id = 0, dvi = 0, rgb = 0;
766 	struct ps3av_pkt_av_get_monitor_info monitor_info;
767 	struct ps3av_info_monitor *info;
768 
769 	/* get mode id for hdmi */
770 	for (i = 0; i < av_hw_conf->num_of_hdmi && !id; i++) {
771 		res = ps3av_cmd_video_get_monitor_info(&monitor_info,
772 						       PS3AV_CMD_AVPORT_HDMI_0 +
773 						       i);
774 		if (res < 0)
775 			return -1;
776 
777 		ps3av_monitor_info_dump(&monitor_info);
778 
779 		info = &monitor_info.info;
780 		ps3av_fixup_monitor_info(info);
781 
782 		switch (info->monitor_type) {
783 		case PS3AV_MONITOR_TYPE_DVI:
784 			dvi = PS3AV_MODE_DVI;
785 			/* fall through */
786 		case PS3AV_MONITOR_TYPE_HDMI:
787 			id = ps3av_hdmi_get_id(info);
788 			break;
789 		}
790 	}
791 
792 	if (!id) {
793 		/* no HDMI interface or HDMI is off */
794 		if (ps3av->region & PS3AV_REGION_60)
795 			id = PS3AV_DEFAULT_AVMULTI_MODE_ID_REG_60;
796 		else
797 			id = PS3AV_DEFAULT_AVMULTI_MODE_ID_REG_50;
798 		if (ps3av->region & PS3AV_REGION_RGB)
799 			rgb = PS3AV_MODE_RGB;
800 		pr_debug("%s: Using avmulti mode %d\n", __func__, id);
801 	}
802 
803 	return id | dvi | rgb;
804 }
805 
806 static int ps3av_get_hw_conf(struct ps3av *ps3av)
807 {
808 	int i, j, k, res;
809 	const struct ps3av_pkt_av_get_hw_conf *hw_conf;
810 
811 	/* get av_hw_conf */
812 	res = ps3av_cmd_av_get_hw_conf(&ps3av->av_hw_conf);
813 	if (res < 0)
814 		return -1;
815 
816 	hw_conf = &ps3av->av_hw_conf;
817 	pr_debug("av_h_conf: num of hdmi: %u\n", hw_conf->num_of_hdmi);
818 	pr_debug("av_h_conf: num of avmulti: %u\n", hw_conf->num_of_avmulti);
819 	pr_debug("av_h_conf: num of spdif: %u\n", hw_conf->num_of_spdif);
820 
821 	for (i = 0; i < PS3AV_HEAD_MAX; i++)
822 		ps3av->head[i] = PS3AV_CMD_VIDEO_HEAD_A + i;
823 	for (i = 0; i < PS3AV_OPT_PORT_MAX; i++)
824 		ps3av->opt_port[i] = PS3AV_CMD_AVPORT_SPDIF_0 + i;
825 	for (i = 0; i < hw_conf->num_of_hdmi; i++)
826 		ps3av->av_port[i] = PS3AV_CMD_AVPORT_HDMI_0 + i;
827 	for (j = 0; j < hw_conf->num_of_avmulti; j++)
828 		ps3av->av_port[i + j] = PS3AV_CMD_AVPORT_AVMULTI_0 + j;
829 	for (k = 0; k < hw_conf->num_of_spdif; k++)
830 		ps3av->av_port[i + j + k] = PS3AV_CMD_AVPORT_SPDIF_0 + k;
831 
832 	/* set all audio port */
833 	ps3av->audio_port = PS3AV_CMD_AUDIO_PORT_HDMI_0
834 	    | PS3AV_CMD_AUDIO_PORT_HDMI_1
835 	    | PS3AV_CMD_AUDIO_PORT_AVMULTI_0
836 	    | PS3AV_CMD_AUDIO_PORT_SPDIF_0 | PS3AV_CMD_AUDIO_PORT_SPDIF_1;
837 
838 	return 0;
839 }
840 
841 /* set mode using id */
842 int ps3av_set_video_mode(int id)
843 {
844 	int size;
845 	u32 option;
846 
847 	size = ARRAY_SIZE(video_mode_table);
848 	if ((id & PS3AV_MODE_MASK) > size - 1 || id < 0) {
849 		dev_dbg(&ps3av->dev->core, "%s: error id :%d\n", __func__, id);
850 		return -EINVAL;
851 	}
852 
853 	/* auto mode */
854 	option = id & ~PS3AV_MODE_MASK;
855 	if ((id & PS3AV_MODE_MASK) == PS3AV_MODE_AUTO) {
856 		id = ps3av_auto_videomode(&ps3av->av_hw_conf);
857 		if (id < 1) {
858 			printk(KERN_ERR "%s: invalid id :%d\n", __func__, id);
859 			return -EINVAL;
860 		}
861 		id |= option;
862 	}
863 
864 	/* set videomode */
865 	wait_for_completion(&ps3av->done);
866 	ps3av->ps3av_mode_old = ps3av->ps3av_mode;
867 	ps3av->ps3av_mode = id;
868 	if (ps3av_set_videomode())
869 		ps3av->ps3av_mode = ps3av->ps3av_mode_old;
870 
871 	return 0;
872 }
873 EXPORT_SYMBOL_GPL(ps3av_set_video_mode);
874 
875 int ps3av_get_auto_mode(void)
876 {
877 	return ps3av_auto_videomode(&ps3av->av_hw_conf);
878 }
879 EXPORT_SYMBOL_GPL(ps3av_get_auto_mode);
880 
881 int ps3av_get_mode(void)
882 {
883 	return ps3av ? ps3av->ps3av_mode : 0;
884 }
885 EXPORT_SYMBOL_GPL(ps3av_get_mode);
886 
887 /* get resolution by video_mode */
888 int ps3av_video_mode2res(u32 id, u32 *xres, u32 *yres)
889 {
890 	int size;
891 
892 	id = id & PS3AV_MODE_MASK;
893 	size = ARRAY_SIZE(video_mode_table);
894 	if (id > size - 1 || id < 0) {
895 		printk(KERN_ERR "%s: invalid mode %d\n", __func__, id);
896 		return -EINVAL;
897 	}
898 	*xres = video_mode_table[id].x;
899 	*yres = video_mode_table[id].y;
900 	return 0;
901 }
902 EXPORT_SYMBOL_GPL(ps3av_video_mode2res);
903 
904 /* mute */
905 int ps3av_video_mute(int mute)
906 {
907 	return ps3av_set_av_video_mute(mute ? PS3AV_CMD_MUTE_ON
908 					    : PS3AV_CMD_MUTE_OFF);
909 }
910 EXPORT_SYMBOL_GPL(ps3av_video_mute);
911 
912 /* mute analog output only */
913 int ps3av_audio_mute_analog(int mute)
914 {
915 	int i, res;
916 
917 	for (i = 0; i < ps3av->av_hw_conf.num_of_avmulti; i++) {
918 		res = ps3av_cmd_av_audio_mute(1,
919 			&ps3av->av_port[i + ps3av->av_hw_conf.num_of_hdmi],
920 			mute);
921 		if (res < 0)
922 			return -1;
923 	}
924 	return 0;
925 }
926 EXPORT_SYMBOL_GPL(ps3av_audio_mute_analog);
927 
928 int ps3av_audio_mute(int mute)
929 {
930 	return ps3av_set_audio_mute(mute ? PS3AV_CMD_MUTE_ON
931 					 : PS3AV_CMD_MUTE_OFF);
932 }
933 EXPORT_SYMBOL_GPL(ps3av_audio_mute);
934 
935 static int __devinit ps3av_probe(struct ps3_system_bus_device *dev)
936 {
937 	int res;
938 	int id;
939 
940 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
941 	dev_dbg(&dev->core, "  timeout=%d\n", timeout);
942 
943 	if (ps3av) {
944 		dev_err(&dev->core, "Only one ps3av device is supported\n");
945 		return -EBUSY;
946 	}
947 
948 	ps3av = kzalloc(sizeof(*ps3av), GFP_KERNEL);
949 	if (!ps3av)
950 		return -ENOMEM;
951 
952 	mutex_init(&ps3av->mutex);
953 	ps3av->ps3av_mode = PS3AV_MODE_AUTO;
954 	ps3av->dev = dev;
955 
956 	INIT_WORK(&ps3av->work, ps3avd);
957 	init_completion(&ps3av->done);
958 	complete(&ps3av->done);
959 	ps3av->wq = create_singlethread_workqueue("ps3avd");
960 	if (!ps3av->wq) {
961 		res = -ENOMEM;
962 		goto fail;
963 	}
964 
965 	switch (ps3_os_area_get_av_multi_out()) {
966 	case PS3_PARAM_AV_MULTI_OUT_NTSC:
967 		ps3av->region = PS3AV_REGION_60;
968 		break;
969 	case PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR:
970 	case PS3_PARAM_AV_MULTI_OUT_SECAM:
971 		ps3av->region = PS3AV_REGION_50;
972 		break;
973 	case PS3_PARAM_AV_MULTI_OUT_PAL_RGB:
974 		ps3av->region = PS3AV_REGION_50 | PS3AV_REGION_RGB;
975 		break;
976 	default:
977 		ps3av->region = PS3AV_REGION_60;
978 		break;
979 	}
980 
981 	/* init avsetting modules */
982 	res = ps3av_cmd_init();
983 	if (res < 0)
984 		printk(KERN_ERR "%s: ps3av_cmd_init failed %d\n", __func__,
985 		       res);
986 
987 	ps3av_get_hw_conf(ps3av);
988 
989 #ifdef CONFIG_FB
990 	if (fb_mode_option && !strcmp(fb_mode_option, "safe"))
991 		safe_mode = 1;
992 #endif /* CONFIG_FB */
993 	id = ps3av_auto_videomode(&ps3av->av_hw_conf);
994 	if (id < 0) {
995 		printk(KERN_ERR "%s: invalid id :%d\n", __func__, id);
996 		res = -EINVAL;
997 		goto fail;
998 	}
999 
1000 	safe_mode = 0;
1001 
1002 	mutex_lock(&ps3av->mutex);
1003 	ps3av->ps3av_mode = id;
1004 	mutex_unlock(&ps3av->mutex);
1005 
1006 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1007 
1008 	return 0;
1009 
1010 fail:
1011 	kfree(ps3av);
1012 	ps3av = NULL;
1013 	return res;
1014 }
1015 
1016 static int ps3av_remove(struct ps3_system_bus_device *dev)
1017 {
1018 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
1019 	if (ps3av) {
1020 		ps3av_cmd_fin();
1021 		if (ps3av->wq)
1022 			destroy_workqueue(ps3av->wq);
1023 		kfree(ps3av);
1024 		ps3av = NULL;
1025 	}
1026 
1027 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1028 	return 0;
1029 }
1030 
1031 static void ps3av_shutdown(struct ps3_system_bus_device *dev)
1032 {
1033 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
1034 	ps3av_remove(dev);
1035 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1036 }
1037 
1038 static struct ps3_vuart_port_driver ps3av_driver = {
1039 	.core.match_id = PS3_MATCH_ID_AV_SETTINGS,
1040 	.core.core.name = "ps3_av",
1041 	.probe = ps3av_probe,
1042 	.remove = ps3av_remove,
1043 	.shutdown = ps3av_shutdown,
1044 };
1045 
1046 static int __init ps3av_module_init(void)
1047 {
1048 	int error;
1049 
1050 	if (!firmware_has_feature(FW_FEATURE_PS3_LV1))
1051 		return -ENODEV;
1052 
1053 	pr_debug(" -> %s:%d\n", __func__, __LINE__);
1054 
1055 	error = ps3_vuart_port_driver_register(&ps3av_driver);
1056 	if (error) {
1057 		printk(KERN_ERR
1058 		       "%s: ps3_vuart_port_driver_register failed %d\n",
1059 		       __func__, error);
1060 		return error;
1061 	}
1062 
1063 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
1064 	return error;
1065 }
1066 
1067 static void __exit ps3av_module_exit(void)
1068 {
1069 	pr_debug(" -> %s:%d\n", __func__, __LINE__);
1070 	ps3_vuart_port_driver_unregister(&ps3av_driver);
1071 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
1072 }
1073 
1074 subsys_initcall(ps3av_module_init);
1075 module_exit(ps3av_module_exit);
1076 
1077 MODULE_LICENSE("GPL v2");
1078 MODULE_DESCRIPTION("PS3 AV Settings Driver");
1079 MODULE_AUTHOR("Sony Computer Entertainment Inc.");
1080 MODULE_ALIAS(PS3_MODULE_ALIAS_AV_SETTINGS);
1081