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
38static int safe_mode;
39
40static int timeout = 5000;	/* in msec ( 5 sec ) */
41module_param(timeout, int, 0644);
42
43static 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
73static 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 */
98static 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
149static 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
164static 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
187static 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
197static 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
219static 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
275static 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
293void 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
300int 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
341err:
342	mutex_unlock(&ps3av->mutex);
343	printk(KERN_ERR "%s: failed cid:%x res:%d\n", __func__, cid, res);
344	return res;
345}
346
347static 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
363static 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
397static 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
419int 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}
480EXPORT_SYMBOL_GPL(ps3av_set_audio_mode);
481
482static 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
493static 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
541static 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
581static 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
591static 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
608static 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
638static 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
669static 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
728static 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
745static 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
763static 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
806static 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 */
842int 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}
873EXPORT_SYMBOL_GPL(ps3av_set_video_mode);
874
875int ps3av_get_auto_mode(void)
876{
877	return ps3av_auto_videomode(&ps3av->av_hw_conf);
878}
879EXPORT_SYMBOL_GPL(ps3av_get_auto_mode);
880
881int ps3av_get_mode(void)
882{
883	return ps3av ? ps3av->ps3av_mode : 0;
884}
885EXPORT_SYMBOL_GPL(ps3av_get_mode);
886
887/* get resolution by video_mode */
888int 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}
902EXPORT_SYMBOL_GPL(ps3av_video_mode2res);
903
904/* mute */
905int ps3av_video_mute(int mute)
906{
907	return ps3av_set_av_video_mute(mute ? PS3AV_CMD_MUTE_ON
908					    : PS3AV_CMD_MUTE_OFF);
909}
910EXPORT_SYMBOL_GPL(ps3av_video_mute);
911
912/* mute analog output only */
913int 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}
926EXPORT_SYMBOL_GPL(ps3av_audio_mute_analog);
927
928int ps3av_audio_mute(int mute)
929{
930	return ps3av_set_audio_mute(mute ? PS3AV_CMD_MUTE_ON
931					 : PS3AV_CMD_MUTE_OFF);
932}
933EXPORT_SYMBOL_GPL(ps3av_audio_mute);
934
935static int 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
1010fail:
1011	kfree(ps3av);
1012	ps3av = NULL;
1013	return res;
1014}
1015
1016static 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
1031static 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
1038static 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
1046static 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
1067static 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
1074subsys_initcall(ps3av_module_init);
1075module_exit(ps3av_module_exit);
1076
1077MODULE_LICENSE("GPL v2");
1078MODULE_DESCRIPTION("PS3 AV Settings Driver");
1079MODULE_AUTHOR("Sony Computer Entertainment Inc.");
1080MODULE_ALIAS(PS3_MODULE_ALIAS_AV_SETTINGS);
1081