[PATCH] ps3: AV Settings Driver

Add the PS3 AV Settings Driver.

The AV Settings driver is used to control Audio and Video settings.  It
communicates with the policy manager through the virtual uart.

Signed-off-by: Geert Uytterhoeven <Geert.Uytterhoeven@sonycom.com>
Cc: James Simmons <jsimmons@infradead.org>
Cc: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Paul Mackerras <paulus@samba.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

1 files changed, 974 insertions, 0 deletions

diff --git a/drivers/ps3/ps3av.c b/drivers/ps3/ps3av.c
new file mode 100644
index 0000000..1926b4d
--- /dev/null
+++ b/drivers/ps3/ps3av.c
@@ -0,0 +1,974 @@
+/*
+ * Copyright (C) 2006 Sony Computer Entertainment Inc.
+ * Copyright 2006, 2007 Sony Corporation
+ *
+ * AV backend support for PS3
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <linux/module.h>
+#include <linux/delay.h>
+#include <linux/notifier.h>
+#include <linux/reboot.h>
+#include <linux/kernel.h>
+#include <linux/ioctl.h>
+#include <asm/lv1call.h>
+#include <asm/ps3av.h>
+#include <asm/ps3.h>
+
+#include "vuart.h"
+
+#define BUFSIZE          4096	/* vuart buf size */
+#define PS3AV_BUF_SIZE   512	/* max packet size */
+
+static int timeout = 5000;	/* in msec ( 5 sec ) */
+module_param(timeout, int, 0644);
+
+static struct ps3av ps3av;
+
+static struct ps3_vuart_port_device ps3av_dev = {
+	.match_id = PS3_MATCH_ID_AV_SETTINGS
+};
+
+/* color space */
+#define YUV444 PS3AV_CMD_VIDEO_CS_YUV444_8
+#define RGB8   PS3AV_CMD_VIDEO_CS_RGB_8
+/* format */
+#define XRGB   PS3AV_CMD_VIDEO_FMT_X8R8G8B8
+/* aspect */
+#define A_N    PS3AV_CMD_AV_ASPECT_4_3
+#define A_W    PS3AV_CMD_AV_ASPECT_16_9
+static const struct avset_video_mode {
+	u32 cs;
+	u32 fmt;
+	u32 vid;
+	u32 aspect;
+	u32 x;
+	u32 y;
+	u32 interlace;
+	u32 freq;
+} video_mode_table[] = {
+	{     0, }, /* auto */
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_480I,       A_N,  720,  480, 1, 60},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_480P,       A_N,  720,  480, 0, 60},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_720P_60HZ,  A_N, 1280,  720, 0, 60},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080I_60HZ, A_W, 1920, 1080, 1, 60},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080P_60HZ, A_W, 1920, 1080, 0, 60},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_576I,       A_N,  720,  576, 1, 50},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_576P,       A_N,  720,  576, 0, 50},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_720P_50HZ,  A_N, 1280,  720, 0, 50},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080I_50HZ, A_W, 1920, 1080, 1, 50},
+	{YUV444, XRGB, PS3AV_CMD_VIDEO_VID_1080P_50HZ, A_W, 1920, 1080, 0, 50},
+	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_WXGA,       A_W, 1280,  768, 0, 60},
+	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_SXGA,       A_N, 1280, 1024, 0, 60},
+	{  RGB8, XRGB, PS3AV_CMD_VIDEO_VID_WUXGA,      A_W, 1920, 1200, 0, 60},
+};
+
+/* supported CIDs */
+static u32 cmd_table[] = {
+	/* init */
+	PS3AV_CID_AV_INIT,
+	PS3AV_CID_AV_FIN,
+	PS3AV_CID_VIDEO_INIT,
+	PS3AV_CID_AUDIO_INIT,
+
+	/* set */
+	PS3AV_CID_AV_ENABLE_EVENT,
+	PS3AV_CID_AV_DISABLE_EVENT,
+
+	PS3AV_CID_AV_VIDEO_CS,
+	PS3AV_CID_AV_VIDEO_MUTE,
+	PS3AV_CID_AV_VIDEO_DISABLE_SIG,
+	PS3AV_CID_AV_AUDIO_PARAM,
+	PS3AV_CID_AV_AUDIO_MUTE,
+	PS3AV_CID_AV_HDMI_MODE,
+	PS3AV_CID_AV_TV_MUTE,
+
+	PS3AV_CID_VIDEO_MODE,
+	PS3AV_CID_VIDEO_FORMAT,
+	PS3AV_CID_VIDEO_PITCH,
+
+	PS3AV_CID_AUDIO_MODE,
+	PS3AV_CID_AUDIO_MUTE,
+	PS3AV_CID_AUDIO_ACTIVE,
+	PS3AV_CID_AUDIO_INACTIVE,
+	PS3AV_CID_AVB_PARAM,
+
+	/* get */
+	PS3AV_CID_AV_GET_HW_CONF,
+	PS3AV_CID_AV_GET_MONITOR_INFO,
+
+	/* event */
+	PS3AV_CID_EVENT_UNPLUGGED,
+	PS3AV_CID_EVENT_PLUGGED,
+	PS3AV_CID_EVENT_HDCP_DONE,
+	PS3AV_CID_EVENT_HDCP_FAIL,
+	PS3AV_CID_EVENT_HDCP_AUTH,
+	PS3AV_CID_EVENT_HDCP_ERROR,
+
+	0
+};
+
+#define PS3AV_EVENT_CMD_MASK           0x10000000
+#define PS3AV_EVENT_ID_MASK            0x0000ffff
+#define PS3AV_CID_MASK                 0xffffffff
+#define PS3AV_REPLY_BIT                0x80000000
+
+#define ps3av_event_get_port_id(cid)   ((cid >> 16) & 0xff)
+
+static u32 *ps3av_search_cmd_table(u32 cid, u32 mask)
+{
+	u32 *table;
+	int i;
+
+	table = cmd_table;
+	for (i = 0;; table++, i++) {
+		if ((*table & mask) == (cid & mask))
+			break;
+		if (*table == 0)
+			return NULL;
+	}
+	return table;
+}
+
+static int ps3av_parse_event_packet(const struct ps3av_reply_hdr *hdr)
+{
+	u32 *table;
+
+	if (hdr->cid & PS3AV_EVENT_CMD_MASK) {
+		table = ps3av_search_cmd_table(hdr->cid, PS3AV_EVENT_CMD_MASK);
+		if (table)
+			dev_dbg(&ps3av_dev.core,
+				"recv event packet cid:%08x port:0x%x size:%d\n",
+				hdr->cid, ps3av_event_get_port_id(hdr->cid),
+				hdr->size);
+		else
+			printk(KERN_ERR
+			       "%s: failed event packet, cid:%08x size:%d\n",
+			       __FUNCTION__, hdr->cid, hdr->size);
+		return 1;	/* receive event packet */
+	}
+	return 0;
+}
+
+static int ps3av_send_cmd_pkt(const struct ps3av_send_hdr *send_buf,
+			      struct ps3av_reply_hdr *recv_buf, int write_len,
+			      int read_len)
+{
+	int res;
+	u32 cmd;
+	int event;
+
+	if (!ps3av.available)
+		return -ENODEV;
+
+	/* send pkt */
+	res = ps3av_vuart_write(ps3av.dev, send_buf, write_len);
+	if (res < 0) {
+		dev_dbg(&ps3av_dev.core,
+			"%s: ps3av_vuart_write() failed (result=%d)\n",
+			__FUNCTION__, res);
+		return res;
+	}
+
+	/* recv pkt */
+	cmd = send_buf->cid;
+	do {
+		/* read header */
+		res = ps3av_vuart_read(ps3av.dev, recv_buf, PS3AV_HDR_SIZE,
+				       timeout);
+		if (res != PS3AV_HDR_SIZE) {
+			dev_dbg(&ps3av_dev.core,
+				"%s: ps3av_vuart_read() failed (result=%d)\n",
+				__FUNCTION__, res);
+			return res;
+		}
+
+		/* read body */
+		res = ps3av_vuart_read(ps3av.dev, &recv_buf->cid,
+				       recv_buf->size, timeout);
+		if (res < 0) {
+			dev_dbg(&ps3av_dev.core,
+				"%s: ps3av_vuart_read() failed (result=%d)\n",
+				__FUNCTION__, res);
+			return res;
+		}
+		res += PS3AV_HDR_SIZE;	/* total len */
+		event = ps3av_parse_event_packet(recv_buf);
+		/* ret > 0 event packet */
+	} while (event);
+
+	if ((cmd | PS3AV_REPLY_BIT) != recv_buf->cid) {
+		dev_dbg(&ps3av_dev.core, "%s: reply err (result=%x)\n",
+			__FUNCTION__, recv_buf->cid);
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int ps3av_process_reply_packet(struct ps3av_send_hdr *cmd_buf,
+				      const struct ps3av_reply_hdr *recv_buf,
+				      int user_buf_size)
+{
+	int return_len;
+
+	if (recv_buf->version != PS3AV_VERSION) {
+		dev_dbg(&ps3av_dev.core, "reply_packet invalid version:%x\n",
+			recv_buf->version);
+		return -EFAULT;
+	}
+	return_len = recv_buf->size + PS3AV_HDR_SIZE;
+	if (return_len > user_buf_size)
+		return_len = user_buf_size;
+	memcpy(cmd_buf, recv_buf, return_len);
+	return 0;		/* success */
+}
+
+void ps3av_set_hdr(u32 cid, u16 size, struct ps3av_send_hdr *hdr)
+{
+	hdr->version = PS3AV_VERSION;
+	hdr->size = size - PS3AV_HDR_SIZE;
+	hdr->cid = cid;
+}
+
+int ps3av_do_pkt(u32 cid, u16 send_len, size_t usr_buf_size,
+		 struct ps3av_send_hdr *buf)
+{
+	int res = 0;
+	union {
+		struct ps3av_reply_hdr reply_hdr;
+		u8 raw[PS3AV_BUF_SIZE];
+	} recv_buf;
+
+	u32 *table;
+
+	BUG_ON(!ps3av.available);
+
+	if (down_interruptible(&ps3av.sem))
+		return -ERESTARTSYS;
+
+	table = ps3av_search_cmd_table(cid, PS3AV_CID_MASK);
+	BUG_ON(!table);
+	BUG_ON(send_len < PS3AV_HDR_SIZE);
+	BUG_ON(usr_buf_size < send_len);
+	BUG_ON(usr_buf_size > PS3AV_BUF_SIZE);
+
+	/* create header */
+	ps3av_set_hdr(cid, send_len, buf);
+
+	/* send packet via vuart */
+	res = ps3av_send_cmd_pkt(buf, &recv_buf.reply_hdr, send_len,
+				 usr_buf_size);
+	if (res < 0) {
+		printk(KERN_ERR
+		       "%s: ps3av_send_cmd_pkt() failed (result=%d)\n",
+		       __FUNCTION__, res);
+		goto err;
+	}
+
+	/* process reply packet */
+	res = ps3av_process_reply_packet(buf, &recv_buf.reply_hdr,
+					 usr_buf_size);
+	if (res < 0) {
+		printk(KERN_ERR "%s: put_return_status() failed (result=%d)\n",
+		       __FUNCTION__, res);
+		goto err;
+	}
+
+	up(&ps3av.sem);
+	return 0;
+
+      err:
+	up(&ps3av.sem);
+	printk(KERN_ERR "%s: failed cid:%x res:%d\n", __FUNCTION__, cid, res);
+	return res;
+}
+
+static int ps3av_set_av_video_mute(u32 mute)
+{
+	int i, num_of_av_port, res;
+
+	num_of_av_port = ps3av.av_hw_conf.num_of_hdmi +
+			 ps3av.av_hw_conf.num_of_avmulti;
+	/* video mute on */
+	for (i = 0; i < num_of_av_port; i++) {
+		res = ps3av_cmd_av_video_mute(1, &ps3av.av_port[i], mute);
+		if (res < 0)
+			return -1;
+	}
+
+	return 0;
+}
+
+static int ps3av_set_video_disable_sig(void)
+{
+	int i, num_of_hdmi_port, num_of_av_port, res;
+
+	num_of_hdmi_port = ps3av.av_hw_conf.num_of_hdmi;
+	num_of_av_port = ps3av.av_hw_conf.num_of_hdmi +
+			 ps3av.av_hw_conf.num_of_avmulti;
+
+	/* tv mute */
+	for (i = 0; i < num_of_hdmi_port; i++) {
+		res = ps3av_cmd_av_tv_mute(ps3av.av_port[i],
+					   PS3AV_CMD_MUTE_ON);
+		if (res < 0)
+			return -1;
+	}
+	msleep(100);
+
+	/* video mute on */
+	for (i = 0; i < num_of_av_port; i++) {
+		res = ps3av_cmd_av_video_disable_sig(ps3av.av_port[i]);
+		if (res < 0)
+			return -1;
+		if (i < num_of_hdmi_port) {
+			res = ps3av_cmd_av_tv_mute(ps3av.av_port[i],
+						   PS3AV_CMD_MUTE_OFF);
+			if (res < 0)
+				return -1;
+		}
+	}
+	msleep(300);
+
+	return 0;
+}
+
+static int ps3av_set_audio_mute(u32 mute)
+{
+	int i, num_of_av_port, num_of_opt_port, res;
+
+	num_of_av_port = ps3av.av_hw_conf.num_of_hdmi +
+			 ps3av.av_hw_conf.num_of_avmulti;
+	num_of_opt_port = ps3av.av_hw_conf.num_of_spdif;
+
+	for (i = 0; i < num_of_av_port; i++) {
+		res = ps3av_cmd_av_audio_mute(1, &ps3av.av_port[i], mute);
+		if (res < 0)
+			return -1;
+	}
+	for (i = 0; i < num_of_opt_port; i++) {
+		res = ps3av_cmd_audio_mute(1, &ps3av.opt_port[i], mute);
+		if (res < 0)
+			return -1;
+	}
+
+	return 0;
+}
+
+int ps3av_set_audio_mode(u32 ch, u32 fs, u32 word_bits, u32 format, u32 source)
+{
+	struct ps3av_pkt_avb_param avb_param;
+	int i, num_of_audio, vid, res;
+	struct ps3av_pkt_audio_mode audio_mode;
+	u32 len = 0;
+
+	num_of_audio = ps3av.av_hw_conf.num_of_hdmi +
+		       ps3av.av_hw_conf.num_of_avmulti +
+		       ps3av.av_hw_conf.num_of_spdif;
+
+	avb_param.num_of_video_pkt = 0;
+	avb_param.num_of_audio_pkt = PS3AV_AVB_NUM_AUDIO;	/* always 0 */
+	avb_param.num_of_av_video_pkt = 0;
+	avb_param.num_of_av_audio_pkt = ps3av.av_hw_conf.num_of_hdmi;
+
+	vid = video_mode_table[ps3av.ps3av_mode].vid;
+
+	/* audio mute */
+	ps3av_set_audio_mute(PS3AV_CMD_MUTE_ON);
+
+	/* audio inactive */
+	res = ps3av_cmd_audio_active(0, ps3av.audio_port);
+	if (res < 0)
+		dev_dbg(&ps3av_dev.core,
+			"ps3av_cmd_audio_active OFF failed\n");
+
+	/* audio_pkt */
+	for (i = 0; i < num_of_audio; i++) {
+		ps3av_cmd_set_audio_mode(&audio_mode, ps3av.av_port[i], ch, fs,
+					 word_bits, format, source);
+		if (i < ps3av.av_hw_conf.num_of_hdmi) {
+			/* hdmi only */
+			len += ps3av_cmd_set_av_audio_param(&avb_param.buf[len],
+							    ps3av.av_port[i],
+							    &audio_mode, vid);
+		}
+		/* audio_mode pkt should be sent separately */
+		res = ps3av_cmd_audio_mode(&audio_mode);
+		if (res < 0)
+			dev_dbg(&ps3av_dev.core,
+				"ps3av_cmd_audio_mode failed, port:%x\n", i);
+	}
+
+	/* send command using avb pkt */
+	len += offsetof(struct ps3av_pkt_avb_param, buf);
+	res = ps3av_cmd_avb_param(&avb_param, len);
+	if (res < 0)
+		dev_dbg(&ps3av_dev.core, "ps3av_cmd_avb_param failed\n");
+
+	/* audio mute */
+	ps3av_set_audio_mute(PS3AV_CMD_MUTE_OFF);
+
+	/* audio active */
+	res = ps3av_cmd_audio_active(1, ps3av.audio_port);
+	if (res < 0)
+		dev_dbg(&ps3av_dev.core, "ps3av_cmd_audio_active ON failed\n");
+
+	return 0;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_set_audio_mode);
+
+static int ps3av_set_videomode(void)
+{
+	/* av video mute */
+	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_ON);
+
+	/* wake up ps3avd to do the actual video mode setting */
+	up(&ps3av.ping);
+
+	return 0;
+}
+
+static void ps3av_set_videomode_cont(u32 id, u32 old_id)
+{
+	struct ps3av_pkt_avb_param avb_param;
+	int i;
+	u32 len = 0, av_video_cs;
+	const struct avset_video_mode *video_mode;
+	int res;
+
+	video_mode = &video_mode_table[id & PS3AV_MODE_MASK];
+
+	avb_param.num_of_video_pkt = PS3AV_AVB_NUM_VIDEO;	/* num of head */
+	avb_param.num_of_audio_pkt = 0;
+	avb_param.num_of_av_video_pkt = ps3av.av_hw_conf.num_of_hdmi +
+					ps3av.av_hw_conf.num_of_avmulti;
+	avb_param.num_of_av_audio_pkt = 0;
+
+	/* video signal off */
+	ps3av_set_video_disable_sig();
+
+	/* Retail PS3 product doesn't support this */
+	if (id & PS3AV_MODE_HDCP_OFF) {
+		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_HDCP_OFF);
+		if (res == PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
+			dev_dbg(&ps3av_dev.core, "Not supported\n");
+		else if (res)
+			dev_dbg(&ps3av_dev.core,
+				"ps3av_cmd_av_hdmi_mode failed\n");
+	} else if (old_id & PS3AV_MODE_HDCP_OFF) {
+		res = ps3av_cmd_av_hdmi_mode(PS3AV_CMD_AV_HDMI_MODE_NORMAL);
+		if (res < 0 && res != PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
+			dev_dbg(&ps3av_dev.core,
+				"ps3av_cmd_av_hdmi_mode failed\n");
+	}
+
+	/* video_pkt */
+	for (i = 0; i < avb_param.num_of_video_pkt; i++)
+		len += ps3av_cmd_set_video_mode(&avb_param.buf[len],
+						ps3av.head[i], video_mode->vid,
+						video_mode->fmt, id);
+	/* av_video_pkt */
+	for (i = 0; i < avb_param.num_of_av_video_pkt; i++) {
+		if (id & PS3AV_MODE_DVI || id & PS3AV_MODE_RGB)
+			av_video_cs = RGB8;
+		else
+			av_video_cs = video_mode->cs;
+#ifndef PS3AV_HDMI_YUV
+		if (ps3av.av_port[i] == PS3AV_CMD_AVPORT_HDMI_0 ||
+		    ps3av.av_port[i] == PS3AV_CMD_AVPORT_HDMI_1)
+			av_video_cs = RGB8;	/* use RGB for HDMI */
+#endif
+		len += ps3av_cmd_set_av_video_cs(&avb_param.buf[len],
+						 ps3av.av_port[i],
+						 video_mode->vid, av_video_cs,
+						 video_mode->aspect, id);
+	}
+	/* send command using avb pkt */
+	len += offsetof(struct ps3av_pkt_avb_param, buf);
+	res = ps3av_cmd_avb_param(&avb_param, len);
+	if (res == PS3AV_STATUS_NO_SYNC_HEAD)
+		printk(KERN_WARNING
+		       "%s: Command failed. Please try your request again. \n",
+		       __FUNCTION__);
+	else if (res)
+		dev_dbg(&ps3av_dev.core, "ps3av_cmd_avb_param failed\n");
+
+	msleep(1500);
+	/* av video mute */
+	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_OFF);
+}
+
+static int ps3avd(void *p)
+{
+	struct ps3av *info = p;
+
+	daemonize("ps3avd");
+	while (1) {
+		down(&info->ping);
+		ps3av_set_videomode_cont(info->ps3av_mode,
+					 info->ps3av_mode_old);
+		up(&info->pong);
+	}
+	return 0;
+}
+
+static int ps3av_vid2table_id(int vid)
+{
+	int i;
+
+	for (i = 1; i < ARRAY_SIZE(video_mode_table); i++)
+		if (video_mode_table[i].vid == vid)
+			return i;
+	return -1;
+}
+
+static int ps3av_resbit2vid(u32 res_50, u32 res_60)
+{
+	int vid = -1;
+
+	if (res_50 > res_60) {	/* if res_50 == res_60, res_60 will be used */
+		if (res_50 & PS3AV_RESBIT_1920x1080P)
+			vid = PS3AV_CMD_VIDEO_VID_1080P_50HZ;
+		else if (res_50 & PS3AV_RESBIT_1920x1080I)
+			vid = PS3AV_CMD_VIDEO_VID_1080I_50HZ;
+		else if (res_50 & PS3AV_RESBIT_1280x720P)
+			vid = PS3AV_CMD_VIDEO_VID_720P_50HZ;
+		else if (res_50 & PS3AV_RESBIT_720x576P)
+			vid = PS3AV_CMD_VIDEO_VID_576P;
+		else
+			vid = -1;
+	} else {
+		if (res_60 & PS3AV_RESBIT_1920x1080P)
+			vid = PS3AV_CMD_VIDEO_VID_1080P_60HZ;
+		else if (res_60 & PS3AV_RESBIT_1920x1080I)
+			vid = PS3AV_CMD_VIDEO_VID_1080I_60HZ;
+		else if (res_60 & PS3AV_RESBIT_1280x720P)
+			vid = PS3AV_CMD_VIDEO_VID_720P_60HZ;
+		else if (res_60 & PS3AV_RESBIT_720x480P)
+			vid = PS3AV_CMD_VIDEO_VID_480P;
+		else
+			vid = -1;
+	}
+	return vid;
+}
+
+static int ps3av_hdmi_get_vid(struct ps3av_info_monitor *info)
+{
+	u32 res_50, res_60;
+	int vid = -1;
+
+	if (info->monitor_type != PS3AV_MONITOR_TYPE_HDMI)
+		return -1;
+
+	/* check native resolution */
+	res_50 = info->res_50.native & PS3AV_RES_MASK_50;
+	res_60 = info->res_60.native & PS3AV_RES_MASK_60;
+	if (res_50 || res_60) {
+		vid = ps3av_resbit2vid(res_50, res_60);
+		return vid;
+	}
+
+	/* check resolution */
+	res_50 = info->res_50.res_bits & PS3AV_RES_MASK_50;
+	res_60 = info->res_60.res_bits & PS3AV_RES_MASK_60;
+	if (res_50 || res_60) {
+		vid = ps3av_resbit2vid(res_50, res_60);
+		return vid;
+	}
+
+	if (ps3av.region & PS3AV_REGION_60)
+		vid = PS3AV_DEFAULT_HDMI_VID_REG_60;
+	else
+		vid = PS3AV_DEFAULT_HDMI_VID_REG_50;
+	return vid;
+}
+
+static int ps3av_auto_videomode(struct ps3av_pkt_av_get_hw_conf *av_hw_conf,
+				int boot)
+{
+	int i, res, vid = -1, dvi = 0, rgb = 0;
+	struct ps3av_pkt_av_get_monitor_info monitor_info;
+	struct ps3av_info_monitor *info;
+
+	/* get vid for hdmi */
+	for (i = 0; i < av_hw_conf->num_of_hdmi; i++) {
+		res = ps3av_cmd_video_get_monitor_info(&monitor_info,
+						       PS3AV_CMD_AVPORT_HDMI_0 +
+						       i);
+		if (res < 0)
+			return -1;
+
+		ps3av_cmd_av_monitor_info_dump(&monitor_info);
+		info = &monitor_info.info;
+		/* check DVI */
+		if (info->monitor_type == PS3AV_MONITOR_TYPE_DVI) {
+			dvi = PS3AV_MODE_DVI;
+			break;
+		}
+		/* check HDMI */
+		vid = ps3av_hdmi_get_vid(info);
+		if (vid != -1) {
+			/* got valid vid */
+			break;
+		}
+	}
+
+	if (dvi) {
+		/* DVI mode */
+		vid = PS3AV_DEFAULT_DVI_VID;
+	} else if (vid == -1) {
+		/* no HDMI interface or HDMI is off */
+		if (ps3av.region & PS3AV_REGION_60)
+			vid = PS3AV_DEFAULT_AVMULTI_VID_REG_60;
+		else
+			vid = PS3AV_DEFAULT_AVMULTI_VID_REG_50;
+		if (ps3av.region & PS3AV_REGION_RGB)
+			rgb = PS3AV_MODE_RGB;
+	} else if (boot) {
+		/* HDMI: using DEFAULT HDMI_VID while booting up */
+		info = &monitor_info.info;
+		if (ps3av.region & PS3AV_REGION_60) {
+			if (info->res_60.res_bits & PS3AV_RESBIT_720x480P)
+				vid = PS3AV_DEFAULT_HDMI_VID_REG_60;
+			else if (info->res_50.res_bits & PS3AV_RESBIT_720x576P)
+				vid = PS3AV_DEFAULT_HDMI_VID_REG_50;
+			else {
+				/* default */
+				vid = PS3AV_DEFAULT_HDMI_VID_REG_60;
+			}
+		} else {
+			if (info->res_50.res_bits & PS3AV_RESBIT_720x576P)
+				vid = PS3AV_DEFAULT_HDMI_VID_REG_50;
+			else if (info->res_60.res_bits & PS3AV_RESBIT_720x480P)
+				vid = PS3AV_DEFAULT_HDMI_VID_REG_60;
+			else {
+				/* default */
+				vid = PS3AV_DEFAULT_HDMI_VID_REG_50;
+			}
+		}
+	}
+
+	return (ps3av_vid2table_id(vid) | dvi | rgb);
+}
+
+static int ps3av_get_hw_conf(struct ps3av *ps3av)
+{
+	int i, j, k, res;
+
+	/* get av_hw_conf */
+	res = ps3av_cmd_av_get_hw_conf(&ps3av->av_hw_conf);
+	if (res < 0)
+		return -1;
+
+	ps3av_cmd_av_hw_conf_dump(&ps3av->av_hw_conf);
+
+	for (i = 0; i < PS3AV_HEAD_MAX; i++)
+		ps3av->head[i] = PS3AV_CMD_VIDEO_HEAD_A + i;
+	for (i = 0; i < PS3AV_OPT_PORT_MAX; i++)
+		ps3av->opt_port[i] = PS3AV_CMD_AVPORT_SPDIF_0 + i;
+	for (i = 0; i < ps3av->av_hw_conf.num_of_hdmi; i++)
+		ps3av->av_port[i] = PS3AV_CMD_AVPORT_HDMI_0 + i;
+	for (j = 0; j < ps3av->av_hw_conf.num_of_avmulti; j++)
+		ps3av->av_port[i + j] = PS3AV_CMD_AVPORT_AVMULTI_0 + j;
+	for (k = 0; k < ps3av->av_hw_conf.num_of_spdif; k++)
+		ps3av->av_port[i + j + k] = PS3AV_CMD_AVPORT_SPDIF_0 + k;
+
+	/* set all audio port */
+	ps3av->audio_port = PS3AV_CMD_AUDIO_PORT_HDMI_0
+	    | PS3AV_CMD_AUDIO_PORT_HDMI_1
+	    | PS3AV_CMD_AUDIO_PORT_AVMULTI_0
+	    | PS3AV_CMD_AUDIO_PORT_SPDIF_0 | PS3AV_CMD_AUDIO_PORT_SPDIF_1;
+
+	return 0;
+}
+
+/* set mode using id */
+int ps3av_set_video_mode(u32 id, int boot)
+{
+	int size;
+	u32 option;
+
+	size = ARRAY_SIZE(video_mode_table);
+	if ((id & PS3AV_MODE_MASK) > size - 1 || id < 0) {
+		dev_dbg(&ps3av_dev.core, "%s: error id :%d\n", __FUNCTION__,
+			id);
+		return -EINVAL;
+	}
+
+	/* auto mode */
+	option = id & ~PS3AV_MODE_MASK;
+	if ((id & PS3AV_MODE_MASK) == 0) {
+		id = ps3av_auto_videomode(&ps3av.av_hw_conf, boot);
+		if (id < 1) {
+			printk(KERN_ERR "%s: invalid id :%d\n", __FUNCTION__,
+			       id);
+			return -EINVAL;
+		}
+		id |= option;
+	}
+
+	/* set videomode */
+	down(&ps3av.pong);
+	ps3av.ps3av_mode_old = ps3av.ps3av_mode;
+	ps3av.ps3av_mode = id;
+	if (ps3av_set_videomode())
+		ps3av.ps3av_mode = ps3av.ps3av_mode_old;
+
+	return 0;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_set_video_mode);
+
+int ps3av_set_mode(u32 id, int boot)
+{
+	int res;
+
+	res = ps3av_set_video_mode(id, boot);
+	if (res)
+		return res;
+
+	res = ps3av_set_audio_mode(PS3AV_CMD_AUDIO_NUM_OF_CH_2,
+				   PS3AV_CMD_AUDIO_FS_48K,
+				   PS3AV_CMD_AUDIO_WORD_BITS_16,
+				   PS3AV_CMD_AUDIO_FORMAT_PCM,
+				   PS3AV_CMD_AUDIO_SOURCE_SERIAL);
+	if (res)
+		return res;
+
+	return 0;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_set_mode);
+
+int ps3av_get_mode(void)
+{
+	return ps3av.ps3av_mode;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_get_mode);
+
+int ps3av_get_scanmode(int id)
+{
+	int size;
+
+	id = id & PS3AV_MODE_MASK;
+	size = ARRAY_SIZE(video_mode_table);
+	if (id > size - 1 || id < 0) {
+		printk(KERN_ERR "%s: invalid mode %d\n", __FUNCTION__, id);
+		return -EINVAL;
+	}
+	return video_mode_table[id].interlace;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_get_scanmode);
+
+int ps3av_get_refresh_rate(int id)
+{
+	int size;
+
+	id = id & PS3AV_MODE_MASK;
+	size = ARRAY_SIZE(video_mode_table);
+	if (id > size - 1 || id < 0) {
+		printk(KERN_ERR "%s: invalid mode %d\n", __FUNCTION__, id);
+		return -EINVAL;
+	}
+	return video_mode_table[id].freq;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_get_refresh_rate);
+
+/* get resolution by video_mode */
+int ps3av_video_mode2res(u32 id, u32 *xres, u32 *yres)
+{
+	int size;
+
+	id = id & PS3AV_MODE_MASK;
+	size = ARRAY_SIZE(video_mode_table);
+	if (id > size - 1 || id < 0) {
+		printk(KERN_ERR "%s: invalid mode %d\n", __FUNCTION__, id);
+		return -EINVAL;
+	}
+	*xres = video_mode_table[id].x;
+	*yres = video_mode_table[id].y;
+	return 0;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_video_mode2res);
+
+/* mute */
+int ps3av_video_mute(int mute)
+{
+	return ps3av_set_av_video_mute(mute ? PS3AV_CMD_MUTE_ON
+					    : PS3AV_CMD_MUTE_OFF);
+}
+
+EXPORT_SYMBOL_GPL(ps3av_video_mute);
+
+int ps3av_audio_mute(int mute)
+{
+	return ps3av_set_audio_mute(mute ? PS3AV_CMD_MUTE_ON
+					 : PS3AV_CMD_MUTE_OFF);
+}
+
+EXPORT_SYMBOL_GPL(ps3av_audio_mute);
+
+int ps3av_dev_open(void)
+{
+	int status = 0;
+
+	mutex_lock(&ps3av.mutex);
+	if (!ps3av.open_count++) {
+		status = lv1_gpu_open(0);
+		if (status) {
+			printk(KERN_ERR "%s: lv1_gpu_open failed %d\n",
+			       __FUNCTION__, status);
+			ps3av.open_count--;
+		}
+	}
+	mutex_unlock(&ps3av.mutex);
+
+	return status;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_dev_open);
+
+int ps3av_dev_close(void)
+{
+	int status = 0;
+
+	mutex_lock(&ps3av.mutex);
+	if (ps3av.open_count <= 0) {
+		printk(KERN_ERR "%s: GPU already closed\n", __FUNCTION__);
+		status = -1;
+	} else if (!--ps3av.open_count) {
+		status = lv1_gpu_close();
+		if (status)
+			printk(KERN_WARNING "%s: lv1_gpu_close failed %d\n",
+			       __FUNCTION__, status);
+	}
+	mutex_unlock(&ps3av.mutex);
+
+	return status;
+}
+
+EXPORT_SYMBOL_GPL(ps3av_dev_close);
+
+static int ps3av_probe(struct ps3_vuart_port_device *dev)
+{
+	int res;
+	u32 id;
+
+	dev_dbg(&ps3av_dev.core, "init ...\n");
+	dev_dbg(&ps3av_dev.core, "  timeout=%d\n", timeout);
+
+	memset(&ps3av, 0, sizeof(ps3av));
+
+	init_MUTEX(&ps3av.sem);
+	init_MUTEX_LOCKED(&ps3av.ping);
+	init_MUTEX(&ps3av.pong);
+	mutex_init(&ps3av.mutex);
+	ps3av.ps3av_mode = 0;
+	ps3av.dev = dev;
+	kernel_thread(ps3avd, &ps3av, CLONE_KERNEL);
+
+	ps3av.available = 1;
+	switch (ps3_os_area_get_av_multi_out()) {
+	case PS3_PARAM_AV_MULTI_OUT_NTSC:
+		ps3av.region = PS3AV_REGION_60;
+		break;
+	case PS3_PARAM_AV_MULTI_OUT_PAL_YCBCR:
+	case PS3_PARAM_AV_MULTI_OUT_SECAM:
+		ps3av.region = PS3AV_REGION_50;
+		break;
+	case PS3_PARAM_AV_MULTI_OUT_PAL_RGB:
+		ps3av.region = PS3AV_REGION_50 | PS3AV_REGION_RGB;
+		break;
+	default:
+		ps3av.region = PS3AV_REGION_60;
+		break;
+	}
+
+	/* init avsetting modules */
+	res = ps3av_cmd_init();
+	if (res < 0)
+		printk(KERN_ERR "%s: ps3av_cmd_init failed %d\n", __FUNCTION__,
+		       res);
+
+	ps3av_get_hw_conf(&ps3av);
+	id = ps3av_auto_videomode(&ps3av.av_hw_conf, 1);
+	mutex_lock(&ps3av.mutex);
+	ps3av.ps3av_mode = id;
+	mutex_unlock(&ps3av.mutex);
+
+	dev_dbg(&ps3av_dev.core, "init...done\n");
+
+	return 0;
+}
+
+static int ps3av_remove(struct ps3_vuart_port_device *dev)
+{
+	if (ps3av.available) {
+		ps3av_cmd_fin();
+		ps3av.available = 0;
+	}
+
+	return 0;
+}
+
+static void ps3av_shutdown(struct ps3_vuart_port_device *dev)
+{
+	ps3av_remove(dev);
+}
+
+static struct ps3_vuart_port_driver ps3av_driver = {
+	.match_id = PS3_MATCH_ID_AV_SETTINGS,
+	.core = {
+		.name = "ps3_av",
+	},
+	.probe = ps3av_probe,
+	.remove = ps3av_remove,
+	.shutdown = ps3av_shutdown,
+};
+
+static int ps3av_module_init(void)
+{
+	int error = ps3_vuart_port_driver_register(&ps3av_driver);
+	if (error) {
+		printk(KERN_ERR
+		       "%s: ps3_vuart_port_driver_register failed %d\n",
+		       __FUNCTION__, error);
+		return error;
+	}
+
+	error = ps3_vuart_port_device_register(&ps3av_dev);
+	if (error)
+		printk(KERN_ERR
+		       "%s: ps3_vuart_port_device_register failed %d\n",
+		       __FUNCTION__, error);
+
+	return error;
+}
+
+static void __exit ps3av_module_exit(void)
+{
+	device_unregister(&ps3av_dev.core);
+	ps3_vuart_port_driver_unregister(&ps3av_driver);
+}
+
+subsys_initcall(ps3av_module_init);
+module_exit(ps3av_module_exit);