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 
ps3av_search_cmd_table(u32 cid,u32 mask)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 
ps3av_parse_event_packet(const struct ps3av_reply_hdr * hdr)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 
ps3av_vuart_write(struct ps3_system_bus_device * dev,const void * buf,unsigned long size)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 
ps3av_vuart_read(struct ps3_system_bus_device * dev,void * buf,unsigned long size,int timeout)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 
ps3av_send_cmd_pkt(const struct ps3av_send_hdr * send_buf,struct ps3av_reply_hdr * recv_buf,int write_len,int read_len)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 
ps3av_process_reply_packet(struct ps3av_send_hdr * cmd_buf,const struct ps3av_reply_hdr * recv_buf,int user_buf_size)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 
ps3av_set_hdr(u32 cid,u16 size,struct ps3av_send_hdr * hdr)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 
ps3av_do_pkt(u32 cid,u16 send_len,size_t usr_buf_size,struct ps3av_send_hdr * buf)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 
ps3av_set_av_video_mute(u32 mute)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 
ps3av_set_video_disable_sig(void)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 
ps3av_set_audio_mute(u32 mute)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 
ps3av_set_audio_mode(u32 ch,u32 fs,u32 word_bits,u32 format,u32 source)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 
481 EXPORT_SYMBOL_GPL(ps3av_set_audio_mode);
482 
ps3av_set_videomode(void)483 static int ps3av_set_videomode(void)
484 {
485 	/* av video mute */
486 	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_ON);
487 
488 	/* wake up ps3avd to do the actual video mode setting */
489 	queue_work(ps3av->wq, &ps3av->work);
490 
491 	return 0;
492 }
493 
ps3av_set_videomode_packet(u32 id)494 static void ps3av_set_videomode_packet(u32 id)
495 {
496 	struct ps3av_pkt_avb_param avb_param;
497 	unsigned int i;
498 	u32 len = 0, av_video_cs;
499 	const struct avset_video_mode *video_mode;
500 	int res;
501 
502 	video_mode = &video_mode_table[id & PS3AV_MODE_MASK];
503 
504 	avb_param.num_of_video_pkt = PS3AV_AVB_NUM_VIDEO;	/* num of head */
505 	avb_param.num_of_audio_pkt = 0;
506 	avb_param.num_of_av_video_pkt = ps3av->av_hw_conf.num_of_hdmi +
507 					ps3av->av_hw_conf.num_of_avmulti;
508 	avb_param.num_of_av_audio_pkt = 0;
509 
510 	/* video_pkt */
511 	for (i = 0; i < avb_param.num_of_video_pkt; i++)
512 		len += ps3av_cmd_set_video_mode(&avb_param.buf[len],
513 						ps3av->head[i], video_mode->vid,
514 						video_mode->fmt, id);
515 	/* av_video_pkt */
516 	for (i = 0; i < avb_param.num_of_av_video_pkt; i++) {
517 		if (id & PS3AV_MODE_DVI || id & PS3AV_MODE_RGB)
518 			av_video_cs = RGB8;
519 		else
520 			av_video_cs = video_mode->cs;
521 #ifndef PS3AV_HDMI_YUV
522 		if (ps3av->av_port[i] == PS3AV_CMD_AVPORT_HDMI_0 ||
523 		    ps3av->av_port[i] == PS3AV_CMD_AVPORT_HDMI_1)
524 			av_video_cs = RGB8;	/* use RGB for HDMI */
525 #endif
526 		len += ps3av_cmd_set_av_video_cs(&avb_param.buf[len],
527 						 ps3av->av_port[i],
528 						 video_mode->vid, av_video_cs,
529 						 video_mode->aspect, id);
530 	}
531 	/* send command using avb pkt */
532 	len += offsetof(struct ps3av_pkt_avb_param, buf);
533 	res = ps3av_cmd_avb_param(&avb_param, len);
534 	if (res == PS3AV_STATUS_NO_SYNC_HEAD)
535 		printk(KERN_WARNING
536 		       "%s: Command failed. Please try your request again.\n",
537 		       __func__);
538 	else if (res)
539 		dev_dbg(&ps3av->dev->core, "ps3av_cmd_avb_param failed\n");
540 }
541 
ps3av_set_videomode_cont(u32 id,u32 old_id)542 static void ps3av_set_videomode_cont(u32 id, u32 old_id)
543 {
544 	static int vesa;
545 	int res;
546 
547 	/* video signal off */
548 	ps3av_set_video_disable_sig();
549 
550 	/*
551 	 * AV backend needs non-VESA mode setting at least one time
552 	 * when VESA mode is used.
553 	 */
554 	if (vesa == 0 && (id & PS3AV_MODE_MASK) >= PS3AV_MODE_WXGA) {
555 		/* vesa mode */
556 		ps3av_set_videomode_packet(PS3AV_MODE_480P);
557 	}
558 	vesa = 1;
559 
560 	/* Retail PS3 product doesn't support this */
561 	if (id & PS3AV_MODE_HDCP_OFF) {
562 		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_HDCP_OFF);
563 		if (res == PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
564 			dev_dbg(&ps3av->dev->core, "Not supported\n");
565 		else if (res)
566 			dev_dbg(&ps3av->dev->core,
567 				"ps3av_cmd_av_hdmi_mode failed\n");
568 	} else if (old_id & PS3AV_MODE_HDCP_OFF) {
569 		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_MODE_NORMAL);
570 		if (res < 0 && res != PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
571 			dev_dbg(&ps3av->dev->core,
572 				"ps3av_cmd_av_hdmi_mode failed\n");
573 	}
574 
575 	ps3av_set_videomode_packet(id);
576 
577 	msleep(1500);
578 	/* av video mute */
579 	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_OFF);
580 }
581 
ps3avd(struct work_struct * work)582 static void ps3avd(struct work_struct *work)
583 {
584 	ps3av_set_videomode_cont(ps3av->ps3av_mode, ps3av->ps3av_mode_old);
585 	complete(&ps3av->done);
586 }
587 
588 #define SHIFT_50	0
589 #define SHIFT_60	4
590 #define SHIFT_VESA	8
591 
592 static const struct {
593 	unsigned mask : 19;
594 	unsigned id :  4;
595 } ps3av_preferred_modes[] = {
596 	{ PS3AV_RESBIT_WUXGA      << SHIFT_VESA, PS3AV_MODE_WUXGA   },
597 	{ PS3AV_RESBIT_1920x1080P << SHIFT_60,   PS3AV_MODE_1080P60 },
598 	{ PS3AV_RESBIT_1920x1080P << SHIFT_50,   PS3AV_MODE_1080P50 },
599 	{ PS3AV_RESBIT_1920x1080I << SHIFT_60,   PS3AV_MODE_1080I60 },
600 	{ PS3AV_RESBIT_1920x1080I << SHIFT_50,   PS3AV_MODE_1080I50 },
601 	{ PS3AV_RESBIT_SXGA       << SHIFT_VESA, PS3AV_MODE_SXGA    },
602 	{ PS3AV_RESBIT_WXGA       << SHIFT_VESA, PS3AV_MODE_WXGA    },
603 	{ PS3AV_RESBIT_1280x720P  << SHIFT_60,   PS3AV_MODE_720P60  },
604 	{ PS3AV_RESBIT_1280x720P  << SHIFT_50,   PS3AV_MODE_720P50  },
605 	{ PS3AV_RESBIT_720x480P   << SHIFT_60,   PS3AV_MODE_480P    },
606 	{ PS3AV_RESBIT_720x576P   << SHIFT_50,   PS3AV_MODE_576P    },
607 };
608 
ps3av_resbit2id(u32 res_50,u32 res_60,u32 res_vesa)609 static enum ps3av_mode_num ps3av_resbit2id(u32 res_50, u32 res_60,
610 					   u32 res_vesa)
611 {
612 	unsigned int i;
613 	u32 res_all;
614 
615 	/*
616 	 * We mask off the resolution bits we care about and combine the
617 	 * results in one bitfield, so make sure there's no overlap
618 	 */
619 	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
620 		     PS3AV_RES_MASK_60 << SHIFT_60);
621 	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
622 		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
623 	BUILD_BUG_ON(PS3AV_RES_MASK_60 << SHIFT_60 &
624 		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
625 	res_all = (res_50 & PS3AV_RES_MASK_50) << SHIFT_50 |
626 		  (res_60 & PS3AV_RES_MASK_60) << SHIFT_60 |
627 		  (res_vesa & PS3AV_RES_MASK_VESA) << SHIFT_VESA;
628 
629 	if (!res_all)
630 		return 0;
631 
632 	for (i = 0; i < ARRAY_SIZE(ps3av_preferred_modes); i++)
633 		if (res_all & ps3av_preferred_modes[i].mask)
634 			return ps3av_preferred_modes[i].id;
635 
636 	return 0;
637 }
638 
ps3av_hdmi_get_id(struct ps3av_info_monitor * info)639 static enum ps3av_mode_num ps3av_hdmi_get_id(struct ps3av_info_monitor *info)
640 {
641 	enum ps3av_mode_num id;
642 
643 	if (safe_mode)
644 		return PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;
645 
646 	/* check native resolution */
647 	id = ps3av_resbit2id(info->res_50.native, info->res_60.native,
648 			     info->res_vesa.native);
649 	if (id) {
650 		pr_debug("%s: Using native mode %d\n", __func__, id);
651 		return id;
652 	}
653 
654 	/* check supported resolutions */
655 	id = ps3av_resbit2id(info->res_50.res_bits, info->res_60.res_bits,
656 			     info->res_vesa.res_bits);
657 	if (id) {
658 		pr_debug("%s: Using supported mode %d\n", __func__, id);
659 		return id;
660 	}
661 
662 	if (ps3av->region & PS3AV_REGION_60)
663 		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;
664 	else
665 		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_50;
666 	pr_debug("%s: Using default mode %d\n", __func__, id);
667 	return id;
668 }
669 
ps3av_monitor_info_dump(const struct ps3av_pkt_av_get_monitor_info * monitor_info)670 static void ps3av_monitor_info_dump(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("audio[%d] type: %02x max_ch: %02x fs: %02x sbit: "
721 			 "%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 
ps3av_fixup_monitor_info(struct ps3av_info_monitor * info)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 
ps3av_auto_videomode(struct ps3av_pkt_av_get_hw_conf * av_hw_conf)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 
ps3av_get_hw_conf(struct ps3av * ps3av)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 */
ps3av_set_video_mode(int 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 
874 EXPORT_SYMBOL_GPL(ps3av_set_video_mode);
875 
ps3av_get_auto_mode(void)876 int ps3av_get_auto_mode(void)
877 {
878 	return ps3av_auto_videomode(&ps3av->av_hw_conf);
879 }
880 
881 EXPORT_SYMBOL_GPL(ps3av_get_auto_mode);
882 
ps3av_get_mode(void)883 int ps3av_get_mode(void)
884 {
885 	return ps3av ? ps3av->ps3av_mode : 0;
886 }
887 
888 EXPORT_SYMBOL_GPL(ps3av_get_mode);
889 
890 /* get resolution by video_mode */
ps3av_video_mode2res(u32 id,u32 * xres,u32 * yres)891 int ps3av_video_mode2res(u32 id, u32 *xres, u32 *yres)
892 {
893 	int size;
894 
895 	id = id & PS3AV_MODE_MASK;
896 	size = ARRAY_SIZE(video_mode_table);
897 	if (id > size - 1 || id < 0) {
898 		printk(KERN_ERR "%s: invalid mode %d\n", __func__, id);
899 		return -EINVAL;
900 	}
901 	*xres = video_mode_table[id].x;
902 	*yres = video_mode_table[id].y;
903 	return 0;
904 }
905 
906 EXPORT_SYMBOL_GPL(ps3av_video_mode2res);
907 
908 /* mute */
ps3av_video_mute(int mute)909 int ps3av_video_mute(int mute)
910 {
911 	return ps3av_set_av_video_mute(mute ? PS3AV_CMD_MUTE_ON
912 					    : PS3AV_CMD_MUTE_OFF);
913 }
914 
915 EXPORT_SYMBOL_GPL(ps3av_video_mute);
916 
917 /* mute analog output only */
ps3av_audio_mute_analog(int mute)918 int ps3av_audio_mute_analog(int mute)
919 {
920 	int i, res;
921 
922 	for (i = 0; i < ps3av->av_hw_conf.num_of_avmulti; i++) {
923 		res = ps3av_cmd_av_audio_mute(1,
924 			&ps3av->av_port[i + ps3av->av_hw_conf.num_of_hdmi],
925 			mute);
926 		if (res < 0)
927 			return -1;
928 	}
929 	return 0;
930 }
931 EXPORT_SYMBOL_GPL(ps3av_audio_mute_analog);
932 
ps3av_audio_mute(int mute)933 int ps3av_audio_mute(int mute)
934 {
935 	return ps3av_set_audio_mute(mute ? PS3AV_CMD_MUTE_ON
936 					 : PS3AV_CMD_MUTE_OFF);
937 }
938 
939 EXPORT_SYMBOL_GPL(ps3av_audio_mute);
940 
ps3av_probe(struct ps3_system_bus_device * dev)941 static int __devinit ps3av_probe(struct ps3_system_bus_device *dev)
942 {
943 	int res;
944 	int id;
945 
946 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
947 	dev_dbg(&dev->core, "  timeout=%d\n", timeout);
948 
949 	if (ps3av) {
950 		dev_err(&dev->core, "Only one ps3av device is supported\n");
951 		return -EBUSY;
952 	}
953 
954 	ps3av = kzalloc(sizeof(*ps3av), GFP_KERNEL);
955 	if (!ps3av)
956 		return -ENOMEM;
957 
958 	mutex_init(&ps3av->mutex);
959 	ps3av->ps3av_mode = PS3AV_MODE_AUTO;
960 	ps3av->dev = dev;
961 
962 	INIT_WORK(&ps3av->work, ps3avd);
963 	init_completion(&ps3av->done);
964 	complete(&ps3av->done);
965 	ps3av->wq = create_singlethread_workqueue("ps3avd");
966 	if (!ps3av->wq) {
967 		res = -ENOMEM;
968 		goto fail;
969 	}
970 
971 	switch (ps3_os_area_get_av_multi_out()) {
972 	case PS3_PARAM_AV_MULTI_OUT_NTSC:
973 		ps3av->region = PS3AV_REGION_60;
974 		break;
975 	case PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR:
976 	case PS3_PARAM_AV_MULTI_OUT_SECAM:
977 		ps3av->region = PS3AV_REGION_50;
978 		break;
979 	case PS3_PARAM_AV_MULTI_OUT_PAL_RGB:
980 		ps3av->region = PS3AV_REGION_50 | PS3AV_REGION_RGB;
981 		break;
982 	default:
983 		ps3av->region = PS3AV_REGION_60;
984 		break;
985 	}
986 
987 	/* init avsetting modules */
988 	res = ps3av_cmd_init();
989 	if (res < 0)
990 		printk(KERN_ERR "%s: ps3av_cmd_init failed %d\n", __func__,
991 		       res);
992 
993 	ps3av_get_hw_conf(ps3av);
994 
995 #ifdef CONFIG_FB
996 	if (fb_mode_option && !strcmp(fb_mode_option, "safe"))
997 		safe_mode = 1;
998 #endif /* CONFIG_FB */
999 	id = ps3av_auto_videomode(&ps3av->av_hw_conf);
1000 	if (id < 0) {
1001 		printk(KERN_ERR "%s: invalid id :%d\n", __func__, id);
1002 		res = -EINVAL;
1003 		goto fail;
1004 	}
1005 
1006 	safe_mode = 0;
1007 
1008 	mutex_lock(&ps3av->mutex);
1009 	ps3av->ps3av_mode = id;
1010 	mutex_unlock(&ps3av->mutex);
1011 
1012 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1013 
1014 	return 0;
1015 
1016 fail:
1017 	kfree(ps3av);
1018 	ps3av = NULL;
1019 	return res;
1020 }
1021 
ps3av_remove(struct ps3_system_bus_device * dev)1022 static int ps3av_remove(struct ps3_system_bus_device *dev)
1023 {
1024 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
1025 	if (ps3av) {
1026 		ps3av_cmd_fin();
1027 		if (ps3av->wq)
1028 			destroy_workqueue(ps3av->wq);
1029 		kfree(ps3av);
1030 		ps3av = NULL;
1031 	}
1032 
1033 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1034 	return 0;
1035 }
1036 
ps3av_shutdown(struct ps3_system_bus_device * dev)1037 static void ps3av_shutdown(struct ps3_system_bus_device *dev)
1038 {
1039 	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
1040 	ps3av_remove(dev);
1041 	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
1042 }
1043 
1044 static struct ps3_vuart_port_driver ps3av_driver = {
1045 	.core.match_id = PS3_MATCH_ID_AV_SETTINGS,
1046 	.core.core.name = "ps3_av",
1047 	.probe = ps3av_probe,
1048 	.remove = ps3av_remove,
1049 	.shutdown = ps3av_shutdown,
1050 };
1051 
ps3av_module_init(void)1052 static int __init ps3av_module_init(void)
1053 {
1054 	int error;
1055 
1056 	if (!firmware_has_feature(FW_FEATURE_PS3_LV1))
1057 		return -ENODEV;
1058 
1059 	pr_debug(" -> %s:%d\n", __func__, __LINE__);
1060 
1061 	error = ps3_vuart_port_driver_register(&ps3av_driver);
1062 	if (error) {
1063 		printk(KERN_ERR
1064 		       "%s: ps3_vuart_port_driver_register failed %d\n",
1065 		       __func__, error);
1066 		return error;
1067 	}
1068 
1069 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
1070 	return error;
1071 }
1072 
ps3av_module_exit(void)1073 static void __exit ps3av_module_exit(void)
1074 {
1075 	pr_debug(" -> %s:%d\n", __func__, __LINE__);
1076 	ps3_vuart_port_driver_unregister(&ps3av_driver);
1077 	pr_debug(" <- %s:%d\n", __func__, __LINE__);
1078 }
1079 
1080 subsys_initcall(ps3av_module_init);
1081 module_exit(ps3av_module_exit);
1082 
1083 MODULE_LICENSE("GPL v2");
1084 MODULE_DESCRIPTION("PS3 AV Settings Driver");
1085 MODULE_AUTHOR("Sony Computer Entertainment Inc.");
1086 MODULE_ALIAS(PS3_MODULE_ALIAS_AV_SETTINGS);
1087