[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>

3 files changed, 1992 insertions, 0 deletions

diff --git a/drivers/ps3/Makefile b/drivers/ps3/Makefile
index d547cf50ca9..96958c03cf6 100644
--- a/drivers/ps3/Makefile
+++ b/drivers/ps3/Makefile
@@ -1 +1,2 @@
 obj-$(CONFIG_PS3_VUART) += vuart.o
+obj-$(CONFIG_PS3_PS3AV) += ps3av.o ps3av_cmd.o
diff --git a/drivers/ps3/ps3av.c b/drivers/ps3/ps3av.c
new file mode 100644
index 00000000000..1926b4d3e1f
--- /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);
diff --git a/drivers/ps3/ps3av_cmd.c b/drivers/ps3/ps3av_cmd.c
new file mode 100644
index 00000000000..b3d1bc40a1b
--- /dev/null
+++ b/drivers/ps3/ps3av_cmd.c
@@ -0,0 +1,1017 @@
+/*
+ * 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/kernel.h>
+#include <linux/delay.h>
+#include <asm/ps3av.h>
+#include <asm/ps3.h>
+
+#include "vuart.h"
+
+static const struct video_fmt {
+	u32 format;
+	u32 order;
+} ps3av_video_fmt_table[] = {
+	{ PS3AV_CMD_VIDEO_FORMAT_ARGB_8BIT, PS3AV_CMD_VIDEO_ORDER_RGB },
+	{ PS3AV_CMD_VIDEO_FORMAT_ARGB_8BIT, PS3AV_CMD_VIDEO_ORDER_BGR },
+};
+
+static const struct {
+	int cs;
+	u32 av;
+	u32 bl;
+} ps3av_cs_video2av_table[] = {
+	{
+		.cs = PS3AV_CMD_VIDEO_CS_RGB_8,
+		.av = PS3AV_CMD_AV_CS_RGB_8,
+		.bl = PS3AV_CMD_AV_CS_8
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_RGB_10,
+		.av = PS3AV_CMD_AV_CS_RGB_8,
+		.bl = PS3AV_CMD_AV_CS_8
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_RGB_12,
+		.av = PS3AV_CMD_AV_CS_RGB_8,
+		.bl = PS3AV_CMD_AV_CS_8
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_YUV444_8,
+		.av = PS3AV_CMD_AV_CS_YUV444_8,
+		.bl = PS3AV_CMD_AV_CS_8
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_YUV444_10,
+		.av = PS3AV_CMD_AV_CS_YUV444_8,
+		.bl = PS3AV_CMD_AV_CS_10
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_YUV444_12,
+		.av = PS3AV_CMD_AV_CS_YUV444_8,
+		.bl = PS3AV_CMD_AV_CS_10
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_YUV422_8,
+		.av = PS3AV_CMD_AV_CS_YUV422_8,
+		.bl = PS3AV_CMD_AV_CS_10
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_YUV422_10,
+		.av = PS3AV_CMD_AV_CS_YUV422_8,
+		.bl = PS3AV_CMD_AV_CS_10
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_YUV422_12,
+		.av = PS3AV_CMD_AV_CS_YUV422_8,
+		.bl = PS3AV_CMD_AV_CS_12
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_XVYCC_8,
+		.av = PS3AV_CMD_AV_CS_XVYCC_8,
+		.bl = PS3AV_CMD_AV_CS_12
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_XVYCC_10,
+		.av = PS3AV_CMD_AV_CS_XVYCC_8,
+		.bl = PS3AV_CMD_AV_CS_12
+	}, {
+		.cs = PS3AV_CMD_VIDEO_CS_XVYCC_12,
+		.av = PS3AV_CMD_AV_CS_XVYCC_8,
+		.bl = PS3AV_CMD_AV_CS_12
+	}
+};
+
+static u32 ps3av_cs_video2av(int cs)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(ps3av_cs_video2av_table); i++)
+		if (ps3av_cs_video2av_table[i].cs == cs)
+			return ps3av_cs_video2av_table[i].av;
+
+	return PS3AV_CMD_AV_CS_RGB_8;
+}
+
+static u32 ps3av_cs_video2av_bitlen(int cs)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(ps3av_cs_video2av_table); i++)
+		if (ps3av_cs_video2av_table[i].cs == cs)
+			return ps3av_cs_video2av_table[i].bl;
+
+	return PS3AV_CMD_AV_CS_8;
+}
+
+static const struct {
+	int vid;
+	u32 av;
+} ps3av_vid_video2av_table[] = {
+	{ PS3AV_CMD_VIDEO_VID_480I, PS3AV_CMD_AV_VID_480I },
+	{ PS3AV_CMD_VIDEO_VID_480P, PS3AV_CMD_AV_VID_480P },
+	{ PS3AV_CMD_VIDEO_VID_576I, PS3AV_CMD_AV_VID_576I },
+	{ PS3AV_CMD_VIDEO_VID_576P, PS3AV_CMD_AV_VID_576P },
+	{ PS3AV_CMD_VIDEO_VID_1080I_60HZ, PS3AV_CMD_AV_VID_1080I_60HZ },
+	{ PS3AV_CMD_VIDEO_VID_720P_60HZ, PS3AV_CMD_AV_VID_720P_60HZ },
+	{ PS3AV_CMD_VIDEO_VID_1080P_60HZ, PS3AV_CMD_AV_VID_1080P_60HZ },
+	{ PS3AV_CMD_VIDEO_VID_1080I_50HZ, PS3AV_CMD_AV_VID_1080I_50HZ },
+	{ PS3AV_CMD_VIDEO_VID_720P_50HZ, PS3AV_CMD_AV_VID_720P_50HZ },
+	{ PS3AV_CMD_VIDEO_VID_1080P_50HZ, PS3AV_CMD_AV_VID_1080P_50HZ },
+	{ PS3AV_CMD_VIDEO_VID_WXGA, PS3AV_CMD_AV_VID_WXGA },
+	{ PS3AV_CMD_VIDEO_VID_SXGA, PS3AV_CMD_AV_VID_SXGA },
+	{ PS3AV_CMD_VIDEO_VID_WUXGA, PS3AV_CMD_AV_VID_WUXGA }
+};
+
+static u32 ps3av_vid_video2av(int vid)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(ps3av_vid_video2av_table); i++)
+		if (ps3av_vid_video2av_table[i].vid == vid)
+			return ps3av_vid_video2av_table[i].av;
+
+	return PS3AV_CMD_AV_VID_480P;
+}
+
+int ps3av_cmd_init(void)
+{
+	int res;
+	struct ps3av_pkt_av_init av_init;
+	struct ps3av_pkt_video_init video_init;
+	struct ps3av_pkt_audio_init audio_init;
+
+	/* video init */
+	memset(&video_init, 0, sizeof(video_init));
+
+	res = ps3av_do_pkt(PS3AV_CID_VIDEO_INIT, sizeof(video_init.send_hdr),
+			   sizeof(video_init), &video_init.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&video_init);
+	if (res) {
+		printk(KERN_ERR "PS3AV_CID_VIDEO_INIT: failed %x\n", res);
+		return res;
+	}
+
+	/* audio init */
+	memset(&audio_init, 0, sizeof(audio_init));
+
+	res = ps3av_do_pkt(PS3AV_CID_AUDIO_INIT, sizeof(audio_init.send_hdr),
+			   sizeof(audio_init), &audio_init.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&audio_init);
+	if (res) {
+		printk(KERN_ERR "PS3AV_CID_AUDIO_INIT: failed %x\n", res);
+		return res;
+	}
+
+	/* av init */
+	memset(&av_init, 0, sizeof(av_init));
+	av_init.event_bit = 0;
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_INIT, sizeof(av_init), sizeof(av_init),
+			   &av_init.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&av_init);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_INIT: failed %x\n", res);
+
+	return res;
+}
+
+int ps3av_cmd_fin(void)
+{
+	int res;
+	struct ps3av_pkt_av_fin av_fin;
+
+	memset(&av_fin, 0, sizeof(av_fin));
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_FIN, sizeof(av_fin.send_hdr),
+			   sizeof(av_fin), &av_fin.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&av_fin);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_FIN: failed %x\n", res);
+
+	return res;
+}
+
+int ps3av_cmd_av_video_mute(int num_of_port, u32 *port, u32 mute)
+{
+	int i, send_len, res;
+	struct ps3av_pkt_av_video_mute av_video_mute;
+
+	if (num_of_port > PS3AV_MUTE_PORT_MAX)
+		return -EINVAL;
+
+	memset(&av_video_mute, 0, sizeof(av_video_mute));
+	for (i = 0; i < num_of_port; i++) {
+		av_video_mute.mute[i].avport = port[i];
+		av_video_mute.mute[i].mute = mute;
+	}
+
+	send_len = sizeof(av_video_mute.send_hdr) +
+	    sizeof(struct ps3av_av_mute) * num_of_port;
+	res = ps3av_do_pkt(PS3AV_CID_AV_VIDEO_MUTE, send_len,
+			   sizeof(av_video_mute), &av_video_mute.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&av_video_mute);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_VIDEO_MUTE: failed %x\n", res);
+
+	return res;
+}
+
+int ps3av_cmd_av_video_disable_sig(u32 port)
+{
+	int res;
+	struct ps3av_pkt_av_video_disable_sig av_video_sig;
+
+	memset(&av_video_sig, 0, sizeof(av_video_sig));
+	av_video_sig.avport = port;
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_VIDEO_DISABLE_SIG,
+			   sizeof(av_video_sig), sizeof(av_video_sig),
+			   &av_video_sig.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&av_video_sig);
+	if (res)
+		printk(KERN_ERR
+		       "PS3AV_CID_AV_VIDEO_DISABLE_SIG: failed %x port:%x\n",
+		       res, port);
+
+	return res;
+}
+
+int ps3av_cmd_av_tv_mute(u32 avport, u32 mute)
+{
+	int res;
+	struct ps3av_pkt_av_tv_mute tv_mute;
+
+	memset(&tv_mute, 0, sizeof(tv_mute));
+	tv_mute.avport = avport;
+	tv_mute.mute = mute;
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_TV_MUTE, sizeof(tv_mute),
+			   sizeof(tv_mute), &tv_mute.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&tv_mute);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_TV_MUTE: failed %x port:%x\n",
+		       res, avport);
+
+	return res;
+}
+
+int ps3av_cmd_enable_event(void)
+{
+	int res;
+	struct ps3av_pkt_av_event av_event;
+
+	memset(&av_event, 0, sizeof(av_event));
+	av_event.event_bit = PS3AV_CMD_EVENT_BIT_UNPLUGGED |
+	    PS3AV_CMD_EVENT_BIT_PLUGGED | PS3AV_CMD_EVENT_BIT_HDCP_DONE;
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_ENABLE_EVENT, sizeof(av_event),
+			   sizeof(av_event), &av_event.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&av_event);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_ENABLE_EVENT: failed %x\n", res);
+
+	return res;
+}
+
+int ps3av_cmd_av_hdmi_mode(u8 mode)
+{
+	int res;
+	struct ps3av_pkt_av_hdmi_mode hdmi_mode;
+
+	memset(&hdmi_mode, 0, sizeof(hdmi_mode));
+	hdmi_mode.mode = mode;
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_HDMI_MODE, sizeof(hdmi_mode),
+			   sizeof(hdmi_mode), &hdmi_mode.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&hdmi_mode);
+	if (res && res != PS3AV_STATUS_UNSUPPORTED_HDMI_MODE)
+		printk(KERN_ERR "PS3AV_CID_AV_HDMI_MODE: failed %x\n", res);
+
+	return res;
+}
+
+u32 ps3av_cmd_set_av_video_cs(void *p, u32 avport, int video_vid, int cs_out,
+			      int aspect, u32 id)
+{
+	struct ps3av_pkt_av_video_cs *av_video_cs;
+
+	av_video_cs = (struct ps3av_pkt_av_video_cs *)p;
+	if (video_vid == -1)
+		video_vid = PS3AV_CMD_VIDEO_VID_720P_60HZ;
+	if (cs_out == -1)
+		cs_out = PS3AV_CMD_VIDEO_CS_YUV444_8;
+	if (aspect == -1)
+		aspect = 0;
+
+	memset(av_video_cs, 0, sizeof(*av_video_cs));
+	ps3av_set_hdr(PS3AV_CID_AV_VIDEO_CS, sizeof(*av_video_cs),
+		      &av_video_cs->send_hdr);
+	av_video_cs->avport = avport;
+	/* should be same as video_mode.resolution */
+	av_video_cs->av_vid = ps3av_vid_video2av(video_vid);
+	av_video_cs->av_cs_out = ps3av_cs_video2av(cs_out);
+	/* should be same as video_mode.video_cs_out */
+	av_video_cs->av_cs_in = ps3av_cs_video2av(PS3AV_CMD_VIDEO_CS_RGB_8);
+	av_video_cs->bitlen_out = ps3av_cs_video2av_bitlen(cs_out);
+	av_video_cs->aspect = aspect;
+	if (id & PS3AV_MODE_DITHER) {
+		av_video_cs->dither = PS3AV_CMD_AV_DITHER_ON
+		    | PS3AV_CMD_AV_DITHER_8BIT;
+	} else {
+		/* default off */
+		av_video_cs->dither = PS3AV_CMD_AV_DITHER_OFF;
+	}
+
+	return sizeof(*av_video_cs);
+}
+
+u32 ps3av_cmd_set_video_mode(void *p, u32 head, int video_vid, int video_fmt,
+			     u32 id)
+{
+	struct ps3av_pkt_video_mode *video_mode;
+	u32 x, y;
+
+	video_mode = (struct ps3av_pkt_video_mode *)p;
+	if (video_vid == -1)
+		video_vid = PS3AV_CMD_VIDEO_VID_720P_60HZ;
+	if (video_fmt == -1)
+		video_fmt = PS3AV_CMD_VIDEO_FMT_X8R8G8B8;
+
+	if (ps3av_video_mode2res(id, &x, &y))
+		return 0;
+
+	/* video mode */
+	memset(video_mode, 0, sizeof(*video_mode));
+	ps3av_set_hdr(PS3AV_CID_VIDEO_MODE, sizeof(*video_mode),
+		      &video_mode->send_hdr);
+	video_mode->video_head = head;
+	if (video_vid == PS3AV_CMD_VIDEO_VID_480I
+	    && head == PS3AV_CMD_VIDEO_HEAD_B)
+		video_mode->video_vid = PS3AV_CMD_VIDEO_VID_480I_A;
+	else
+		video_mode->video_vid = video_vid;
+	video_mode->width = (u16) x;
+	video_mode->height = (u16) y;
+	video_mode->pitch = video_mode->width * 4;	/* line_length */
+	video_mode->video_out_format = PS3AV_CMD_VIDEO_OUT_FORMAT_RGB_12BIT;
+	video_mode->video_format = ps3av_video_fmt_table[video_fmt].format;
+	video_mode->video_order = ps3av_video_fmt_table[video_fmt].order;
+
+	pr_debug("%s: video_mode:vid:%x width:%d height:%d pitch:%d out_format:%d format:%x order:%x\n",
+		__FUNCTION__, video_vid, video_mode->width, video_mode->height,
+		video_mode->pitch, video_mode->video_out_format,
+		video_mode->video_format, video_mode->video_order);
+	return sizeof(*video_mode);
+}
+
+int ps3av_cmd_video_format_black(u32 head, u32 video_fmt, u32 mute)
+{
+	int res;
+	struct ps3av_pkt_video_format video_format;
+
+	memset(&video_format, 0, sizeof(video_format));
+	video_format.video_head = head;
+	if (mute != PS3AV_CMD_MUTE_OFF)
+		video_format.video_format = PS3AV_CMD_VIDEO_FORMAT_BLACK;
+	else
+		video_format.video_format =
+		    ps3av_video_fmt_table[video_fmt].format;
+	video_format.video_order = ps3av_video_fmt_table[video_fmt].order;
+
+	res = ps3av_do_pkt(PS3AV_CID_VIDEO_FORMAT, sizeof(video_format),
+			   sizeof(video_format), &video_format.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&video_format);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_VIDEO_FORMAT: failed %x\n", res);
+
+	return res;
+}
+
+
+int ps3av_cmd_av_audio_mute(int num_of_port, u32 *port, u32 mute)
+{
+	int i, res;
+	struct ps3av_pkt_av_audio_mute av_audio_mute;
+
+	if (num_of_port > PS3AV_MUTE_PORT_MAX)
+		return -EINVAL;
+
+	/* audio mute */
+	memset(&av_audio_mute, 0, sizeof(av_audio_mute));
+	for (i = 0; i < num_of_port; i++) {
+		av_audio_mute.mute[i].avport = port[i];
+		av_audio_mute.mute[i].mute = mute;
+	}
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_AUDIO_MUTE,
+			   sizeof(av_audio_mute.send_hdr) +
+			   sizeof(struct ps3av_av_mute) * num_of_port,
+			   sizeof(av_audio_mute), &av_audio_mute.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&av_audio_mute);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_AUDIO_MUTE: failed %x\n", res);
+
+	return res;
+}
+
+static const struct {
+	u32 fs;
+	u8 mclk;
+} ps3av_cnv_mclk_table[] = {
+	{ PS3AV_CMD_AUDIO_FS_44K, PS3AV_CMD_AV_MCLK_512 },
+	{ PS3AV_CMD_AUDIO_FS_48K, PS3AV_CMD_AV_MCLK_512 },
+	{ PS3AV_CMD_AUDIO_FS_88K, PS3AV_CMD_AV_MCLK_256 },
+	{ PS3AV_CMD_AUDIO_FS_96K, PS3AV_CMD_AV_MCLK_256 },
+	{ PS3AV_CMD_AUDIO_FS_176K, PS3AV_CMD_AV_MCLK_128 },
+	{ PS3AV_CMD_AUDIO_FS_192K, PS3AV_CMD_AV_MCLK_128 }
+};
+
+static u8 ps3av_cnv_mclk(u32 fs)
+{
+	unsigned int i;
+
+	for (i = 0; i < ARRAY_SIZE(ps3av_cnv_mclk_table); i++)
+		if (ps3av_cnv_mclk_table[i].fs == fs)
+			return ps3av_cnv_mclk_table[i].mclk;
+
+	printk(KERN_ERR "%s failed, fs:%x\n", __FUNCTION__, fs);
+	return 0;
+}
+
+#define BASE	PS3AV_CMD_AUDIO_FS_44K
+
+static const u32 ps3av_ns_table[][5] = {
+					/*   D1,    D2,    D3,    D4,    D5 */
+	[PS3AV_CMD_AUDIO_FS_44K-BASE]	{  6272,  6272, 17836, 17836,  8918 },
+	[PS3AV_CMD_AUDIO_FS_48K-BASE]	{  6144,  6144, 11648, 11648,  5824 },
+	[PS3AV_CMD_AUDIO_FS_88K-BASE]	{ 12544, 12544, 35672, 35672, 17836 },
+	[PS3AV_CMD_AUDIO_FS_96K-BASE]	{ 12288, 12288, 23296, 23296, 11648 },
+	[PS3AV_CMD_AUDIO_FS_176K-BASE]	{ 25088, 25088, 71344, 71344, 35672 },
+	[PS3AV_CMD_AUDIO_FS_192K-BASE]	{ 24576, 24576, 46592, 46592, 23296 }
+};
+
+static void ps3av_cnv_ns(u8 *ns, u32 fs, u32 video_vid)
+{
+	u32 av_vid, ns_val;
+	u8 *p = ns;
+	int d;
+
+	d = ns_val = 0;
+	av_vid = ps3av_vid_video2av(video_vid);
+	switch (av_vid) {
+	case PS3AV_CMD_AV_VID_480I:
+	case PS3AV_CMD_AV_VID_576I:
+		d = 0;
+		break;
+	case PS3AV_CMD_AV_VID_480P:
+	case PS3AV_CMD_AV_VID_576P:
+		d = 1;
+		break;
+	case PS3AV_CMD_AV_VID_1080I_60HZ:
+	case PS3AV_CMD_AV_VID_1080I_50HZ:
+		d = 2;
+		break;
+	case PS3AV_CMD_AV_VID_720P_60HZ:
+	case PS3AV_CMD_AV_VID_720P_50HZ:
+		d = 3;
+		break;
+	case PS3AV_CMD_AV_VID_1080P_60HZ:
+	case PS3AV_CMD_AV_VID_1080P_50HZ:
+	case PS3AV_CMD_AV_VID_WXGA:
+	case PS3AV_CMD_AV_VID_SXGA:
+	case PS3AV_CMD_AV_VID_WUXGA:
+		d = 4;
+		break;
+	default:
+		printk(KERN_ERR "%s failed, vid:%x\n", __FUNCTION__,
+		       video_vid);
+		break;
+	}
+
+	if (fs < PS3AV_CMD_AUDIO_FS_44K || fs > PS3AV_CMD_AUDIO_FS_192K)
+		printk(KERN_ERR "%s failed, fs:%x\n", __FUNCTION__, fs);
+	else
+		ns_val = ps3av_ns_table[PS3AV_CMD_AUDIO_FS_44K-BASE][d];
+
+	*p++ = ns_val & 0x000000FF;
+	*p++ = (ns_val & 0x0000FF00) >> 8;
+	*p = (ns_val & 0x00FF0000) >> 16;
+}
+
+#undef BASE
+
+static u8 ps3av_cnv_enable(u32 source, u8 *enable)
+{
+	u8 *p, ret = 0;
+
+	if (source == PS3AV_CMD_AUDIO_SOURCE_SPDIF) {
+		ret = 0x03;
+	} else if (source == PS3AV_CMD_AUDIO_SOURCE_SERIAL) {
+		p = enable;
+		ret = ((p[0] << 4) + (p[1] << 5) + (p[2] << 6) + (p[3] << 7)) |
+		      0x01;
+	} else
+		printk(KERN_ERR "%s failed, source:%x\n", __FUNCTION__,
+		       source);
+	return ret;
+}
+
+static u8 ps3av_cnv_fifomap(u8 *map)
+{
+	u8 *p, ret = 0;
+
+	p = map;
+	ret = p[0] + (p[1] << 2) + (p[2] << 4) + (p[3] << 6);
+	return ret;
+}
+
+static u8 ps3av_cnv_inputlen(u32 word_bits)
+{
+	u8 ret = 0;
+
+	switch (word_bits) {
+	case PS3AV_CMD_AUDIO_WORD_BITS_16:
+		ret = PS3AV_CMD_AV_INPUTLEN_16;
+		break;
+	case PS3AV_CMD_AUDIO_WORD_BITS_20:
+		ret = PS3AV_CMD_AV_INPUTLEN_20;
+		break;
+	case PS3AV_CMD_AUDIO_WORD_BITS_24:
+		ret = PS3AV_CMD_AV_INPUTLEN_24;
+		break;
+	default:
+		printk(KERN_ERR "%s failed, word_bits:%x\n", __FUNCTION__,
+		       word_bits);
+		break;
+	}
+	return ret;
+}
+
+static u8 ps3av_cnv_layout(u32 num_of_ch)
+{
+	if (num_of_ch > PS3AV_CMD_AUDIO_NUM_OF_CH_8) {
+		printk(KERN_ERR "%s failed, num_of_ch:%x\n", __FUNCTION__,
+		       num_of_ch);
+		return 0;
+	}
+
+	return num_of_ch == PS3AV_CMD_AUDIO_NUM_OF_CH_2 ? 0x0 : 0x1;
+}
+
+static void ps3av_cnv_info(struct ps3av_audio_info_frame *info,
+			   const struct ps3av_pkt_audio_mode *mode)
+{
+	info->pb1.cc = mode->audio_num_of_ch + 1;	/* CH2:0x01 --- CH8:0x07 */
+	info->pb1.ct = 0;
+	info->pb2.sf = 0;
+	info->pb2.ss = 0;
+
+	info->pb3 = 0;		/* check mode->audio_format ?? */
+	info->pb4 = mode->audio_layout;
+	info->pb5.dm = mode->audio_downmix;
+	info->pb5.lsv = mode->audio_downmix_level;
+}
+
+static void ps3av_cnv_chstat(u8 *chstat, u8 *cs_info)
+{
+	memcpy(chstat, cs_info, 5);
+}
+
+u32 ps3av_cmd_set_av_audio_param(void *p, u32 port,
+				 const struct ps3av_pkt_audio_mode *audio_mode,
+				 u32 video_vid)
+{
+	struct ps3av_pkt_av_audio_param *param;
+
+	param = (struct ps3av_pkt_av_audio_param *)p;
+
+	memset(param, 0, sizeof(*param));
+	ps3av_set_hdr(PS3AV_CID_AV_AUDIO_PARAM, sizeof(*param),
+		      &param->send_hdr);
+
+	param->avport = port;
+	param->mclk = ps3av_cnv_mclk(audio_mode->audio_fs) | 0x80;
+	ps3av_cnv_ns(param->ns, audio_mode->audio_fs, video_vid);
+	param->enable = ps3av_cnv_enable(audio_mode->audio_source,
+					 audio_mode->audio_enable);
+	param->swaplr = 0x09;
+	param->fifomap = ps3av_cnv_fifomap(audio_mode->audio_map);
+	param->inputctrl = 0x49;
+	param->inputlen = ps3av_cnv_inputlen(audio_mode->audio_word_bits);
+	param->layout = ps3av_cnv_layout(audio_mode->audio_num_of_ch);
+	ps3av_cnv_info(&param->info, audio_mode);
+	ps3av_cnv_chstat(param->chstat, audio_mode->audio_cs_info);
+
+	return sizeof(*param);
+}
+
+/* default cs val */
+static const u8 ps3av_mode_cs_info[] = {
+	0x00, 0x09, 0x00, 0x02, 0x01, 0x00, 0x00, 0x00
+};
+
+#define CS_44	0x00
+#define CS_48	0x02
+#define CS_88	0x08
+#define CS_96	0x0a
+#define CS_176	0x0c
+#define CS_192	0x0e
+#define CS_MASK	0x0f
+#define CS_BIT	0x40
+
+void ps3av_cmd_set_audio_mode(struct ps3av_pkt_audio_mode *audio, u32 avport,
+			      u32 ch, u32 fs, u32 word_bits, u32 format,
+			      u32 source)
+{
+	int spdif_through, spdif_bitstream;
+	int i;
+
+	if (!(ch | fs | format | word_bits | source)) {
+		ch = PS3AV_CMD_AUDIO_NUM_OF_CH_2;
+		fs = PS3AV_CMD_AUDIO_FS_48K;
+		word_bits = PS3AV_CMD_AUDIO_WORD_BITS_16;
+		format = PS3AV_CMD_AUDIO_FORMAT_PCM;
+		source = PS3AV_CMD_AUDIO_SOURCE_SERIAL;
+	}
+	spdif_through = spdif_bitstream = 0;	/* XXX not supported */
+
+	/* audio mode */
+	memset(audio, 0, sizeof(*audio));
+	ps3av_set_hdr(PS3AV_CID_AUDIO_MODE, sizeof(*audio), &audio->send_hdr);
+
+	audio->avport = (u8) avport;
+	audio->mask = 0x0FFF;	/* XXX set all */
+	audio->audio_num_of_ch = ch;
+	audio->audio_fs = fs;
+	audio->audio_word_bits = word_bits;
+	audio->audio_format = format;
+	audio->audio_source = source;
+
+	switch (ch) {
+	case PS3AV_CMD_AUDIO_NUM_OF_CH_8:
+		audio->audio_enable[3] = 1;
+		/* fall through */
+	case PS3AV_CMD_AUDIO_NUM_OF_CH_6:
+		audio->audio_enable[2] = 1;
+		audio->audio_enable[1] = 1;
+		/* fall through */
+	case PS3AV_CMD_AUDIO_NUM_OF_CH_2:
+	default:
+		audio->audio_enable[0] = 1;
+	}
+
+	/* audio swap L/R */
+	for (i = 0; i < 4; i++)
+		audio->audio_swap[i] = PS3AV_CMD_AUDIO_SWAP_0;	/* no swap */
+
+	/* audio serial input mapping */
+	audio->audio_map[0] = PS3AV_CMD_AUDIO_MAP_OUTPUT_0;
+	audio->audio_map[1] = PS3AV_CMD_AUDIO_MAP_OUTPUT_1;
+	audio->audio_map[2] = PS3AV_CMD_AUDIO_MAP_OUTPUT_2;
+	audio->audio_map[3] = PS3AV_CMD_AUDIO_MAP_OUTPUT_3;
+
+	/* audio speaker layout */
+	if (avport == PS3AV_CMD_AVPORT_HDMI_0 ||
+	    avport == PS3AV_CMD_AVPORT_HDMI_1) {
+		switch (ch) {
+		case PS3AV_CMD_AUDIO_NUM_OF_CH_8:
+			audio->audio_layout = PS3AV_CMD_AUDIO_LAYOUT_8CH;
+			break;
+		case PS3AV_CMD_AUDIO_NUM_OF_CH_6:
+			audio->audio_layout = PS3AV_CMD_AUDIO_LAYOUT_6CH;
+			break;
+		case PS3AV_CMD_AUDIO_NUM_OF_CH_2:
+		default:
+			audio->audio_layout = PS3AV_CMD_AUDIO_LAYOUT_2CH;
+			break;
+		}
+	} else {
+		audio->audio_layout = PS3AV_CMD_AUDIO_LAYOUT_2CH;
+	}
+
+	/* audio downmix permission */
+	audio->audio_downmix = PS3AV_CMD_AUDIO_DOWNMIX_PERMITTED;
+	/* audio downmix level shift (0:0dB to 15:15dB) */
+	audio->audio_downmix_level = 0;	/* 0dB */
+
+	/* set ch status */
+	for (i = 0; i < 8; i++)
+		audio->audio_cs_info[i] = ps3av_mode_cs_info[i];
+
+	switch (fs) {
+	case PS3AV_CMD_AUDIO_FS_44K:
+		audio->audio_cs_info[3] &= ~CS_MASK;
+		audio->audio_cs_info[3] |= CS_44;
+		break;
+	case PS3AV_CMD_AUDIO_FS_88K:
+		audio->audio_cs_info[3] &= ~CS_MASK;
+		audio->audio_cs_info[3] |= CS_88;
+		break;
+	case PS3AV_CMD_AUDIO_FS_96K:
+		audio->audio_cs_info[3] &= ~CS_MASK;
+		audio->audio_cs_info[3] |= CS_96;
+		break;
+	case PS3AV_CMD_AUDIO_FS_176K:
+		audio->audio_cs_info[3] &= ~CS_MASK;
+		audio->audio_cs_info[3] |= CS_176;
+		break;
+	case PS3AV_CMD_AUDIO_FS_192K:
+		audio->audio_cs_info[3] &= ~CS_MASK;
+		audio->audio_cs_info[3] |= CS_192;
+		break;
+	default:
+		break;
+	}
+
+	/* pass through setting */
+	if (spdif_through &&
+	    (avport == PS3AV_CMD_AVPORT_SPDIF_0 ||
+	     avport == PS3AV_CMD_AVPORT_SPDIF_1)) {
+		audio->audio_word_bits = PS3AV_CMD_AUDIO_WORD_BITS_16;
+		audio->audio_source = PS3AV_CMD_AUDIO_SOURCE_SPDIF;
+		if (spdif_bitstream) {
+			audio->audio_format = PS3AV_CMD_AUDIO_FORMAT_BITSTREAM;
+			audio->audio_cs_info[0] |= CS_BIT;
+		}
+	}
+}
+
+int ps3av_cmd_audio_mode(struct ps3av_pkt_audio_mode *audio_mode)
+{
+	int res;
+
+	res = ps3av_do_pkt(PS3AV_CID_AUDIO_MODE, sizeof(*audio_mode),
+			   sizeof(*audio_mode), &audio_mode->send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(audio_mode);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AUDIO_MODE: failed %x\n", res);
+
+	return res;
+}
+
+int ps3av_cmd_audio_mute(int num_of_port, u32 *port, u32 mute)
+{
+	int i, res;
+	struct ps3av_pkt_audio_mute audio_mute;
+
+	if (num_of_port > PS3AV_OPT_PORT_MAX)
+		return -EINVAL;
+
+	/* audio mute */
+	memset(&audio_mute, 0, sizeof(audio_mute));
+	for (i = 0; i < num_of_port; i++) {
+		audio_mute.mute[i].avport = port[i];
+		audio_mute.mute[i].mute = mute;
+	}
+
+	res = ps3av_do_pkt(PS3AV_CID_AUDIO_MUTE,
+			   sizeof(audio_mute.send_hdr) +
+			   sizeof(struct ps3av_audio_mute) * num_of_port,
+			   sizeof(audio_mute), &audio_mute.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&audio_mute);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AUDIO_MUTE: failed %x\n", res);
+
+	return res;
+}
+
+int ps3av_cmd_audio_active(int active, u32 port)
+{
+	int res;
+	struct ps3av_pkt_audio_active audio_active;
+	u32 cid;
+
+	/* audio active */
+	memset(&audio_active, 0, sizeof(audio_active));
+	audio_active.audio_port = port;
+	cid = active ? PS3AV_CID_AUDIO_ACTIVE : PS3AV_CID_AUDIO_INACTIVE;
+
+	res = ps3av_do_pkt(cid, sizeof(audio_active), sizeof(audio_active),
+			   &audio_active.send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(&audio_active);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AUDIO_ACTIVE:%x failed %x\n", cid,
+		       res);
+
+	return res;
+}
+
+int ps3av_cmd_avb_param(struct ps3av_pkt_avb_param *avb, u32 send_len)
+{
+	int res;
+
+	/* avb packet */
+
+	res = ps3av_do_pkt(PS3AV_CID_AVB_PARAM, send_len, sizeof(*avb),
+			   &avb->send_hdr);
+	if (res < 0)
+		goto out;
+
+	res = get_status(avb);
+	if (res)
+		pr_debug("%s: PS3AV_CID_AVB_PARAM: failed %x\n", __FUNCTION__,
+			 res);
+
+      out:
+	return res;
+}
+
+int ps3av_cmd_av_get_hw_conf(struct ps3av_pkt_av_get_hw_conf *hw_conf)
+{
+	int res;
+
+	memset(hw_conf, 0, sizeof(*hw_conf));
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_GET_HW_CONF, sizeof(hw_conf->send_hdr),
+			   sizeof(*hw_conf), &hw_conf->send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(hw_conf);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_GET_HW_CONF: failed %x\n", res);
+
+	return res;
+}
+
+int ps3av_cmd_video_get_monitor_info(struct ps3av_pkt_av_get_monitor_info *info,
+				     u32 avport)
+{
+	int res;
+
+	memset(info, 0, sizeof(*info));
+	info->avport = avport;
+
+	res = ps3av_do_pkt(PS3AV_CID_AV_GET_MONITOR_INFO,
+			   sizeof(info->send_hdr) + sizeof(info->avport) +
+			   sizeof(info->reserved),
+			   sizeof(*info), &info->send_hdr);
+	if (res < 0)
+		return res;
+
+	res = get_status(info);
+	if (res)
+		printk(KERN_ERR "PS3AV_CID_AV_GET_MONITOR_INFO: failed %x\n",
+		       res);
+
+	return res;
+}
+
+#ifdef PS3AV_DEBUG
+void ps3av_cmd_av_hw_conf_dump(const struct ps3av_pkt_av_get_hw_conf *hw_conf)
+{
+	printk("av_h_conf:num of hdmi:%d\n", hw_conf->num_of_hdmi);
+	printk("av_h_conf:num of avmulti:%d\n", hw_conf->num_of_avmulti);
+	printk("av_h_conf:num of spdif:%d\n", hw_conf->num_of_spdif);
+}
+
+void ps3av_cmd_av_monitor_info_dump(const struct ps3av_pkt_av_get_monitor_info *monitor_info)
+{
+	const struct ps3av_info_monitor *info = &monitor_info->info;
+	const struct ps3av_info_audio *audio = info->audio;
+	int i;
+
+	printk("Monitor Info: size%d\n", monitor_info->send_hdr.size);
+
+	printk("avport:%02x\n", info->avport);
+	printk("monitor_id:");
+	for (i = 0; i < 10; i++)
+		printk("%02x ", info->monitor_id[i]);
+	printk("\nmonitor_type:%02x\n", info->monitor_type);
+	printk("monitor_name:");
+	for (i = 0; i < 16; i++)
+		printk("%c", info->monitor_name[i]);
+
+	/* resolution */
+	printk("\nresolution_60: bits:%08x native:%08x\n",
+	       info->res_60.res_bits, info->res_60.native);
+	printk("resolution_50: bits:%08x native:%08x\n",
+	       info->res_50.res_bits, info->res_50.native);
+	printk("resolution_other: bits:%08x native:%08x\n",
+	       info->res_other.res_bits, info->res_other.native);
+	printk("resolution_vesa: bits:%08x native:%08x\n",
+	       info->res_vesa.res_bits, info->res_vesa.native);
+
+	/* color space */
+	printk("color space    rgb:%02x\n", info->cs.rgb);
+	printk("color space yuv444:%02x\n", info->cs.yuv444);
+	printk("color space yuv422:%02x\n", info->cs.yuv422);
+
+	/* color info */
+	printk("color info   red:X %04x Y %04x\n",
+	       info->color.red_x, info->color.red_y);
+	printk("color info green:X %04x Y %04x\n",
+	       info->color.green_x, info->color.green_y);
+	printk("color info  blue:X %04x Y %04x\n",
+	       info->color.blue_x, info->color.blue_y);
+	printk("color info white:X %04x Y %04x\n",
+	       info->color.white_x, info->color.white_y);
+	printk("color info gamma: %08x\n", info->color.gamma);
+
+	/* other info */
+	printk("supported_AI:%02x\n", info->supported_ai);
+	printk("speaker_info:%02x\n", info->speaker_info);
+	printk("num of audio:%02x\n", info->num_of_audio_block);
+
+	/* audio block */
+	for (i = 0; i < info->num_of_audio_block; i++) {
+		printk("audio[%d] type:%02x max_ch:%02x fs:%02x sbit:%02x\n",
+		       i, audio->type, audio->max_num_of_ch, audio->fs,
+		       audio->sbit);
+		audio++;
+	}
+}
+#endif /* PS3AV_DEBUG */
+
+#define PS3AV_AV_LAYOUT_0 (PS3AV_CMD_AV_LAYOUT_32 \
+		| PS3AV_CMD_AV_LAYOUT_44 \
+		| PS3AV_CMD_AV_LAYOUT_48)
+
+#define PS3AV_AV_LAYOUT_1 (PS3AV_AV_LAYOUT_0 \
+		| PS3AV_CMD_AV_LAYOUT_88 \
+		| PS3AV_CMD_AV_LAYOUT_96 \
+		| PS3AV_CMD_AV_LAYOUT_176 \
+		| PS3AV_CMD_AV_LAYOUT_192)
+
+/************************* vuart ***************************/
+
+#define POLLING_INTERVAL  25	/* in msec */
+
+int ps3av_vuart_write(struct ps3_vuart_port_device *dev, const void *buf,
+		      unsigned long size)
+{
+	int error = ps3_vuart_write(dev, buf, size);
+	return error ? error : size;
+}
+
+int ps3av_vuart_read(struct ps3_vuart_port_device *dev, void *buf,
+		     unsigned long size, int timeout)
+{
+	int error;
+	int loopcnt = 0;
+
+	timeout = (timeout + POLLING_INTERVAL - 1) / POLLING_INTERVAL;
+	while (loopcnt++ <= timeout) {
+		error = ps3_vuart_read(dev, buf, size);
+		if (!error)
+			return size;
+		if (error != -EAGAIN) {
+			printk(KERN_ERR "%s: ps3_vuart_read failed %d\n",
+			       __FUNCTION__, error);
+			return error;
+		}
+		msleep(POLLING_INTERVAL);
+	}
+	return -EWOULDBLOCK;
+}