ps3av.c

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		/* vesa mode */
		ps3av_set_videomode_packet(2);	/* 480P */
	}
	vesa = 1;

	/* 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");
	}

	ps3av_set_videomode_packet(id);

	msleep(1500);
	/* av video mute */
	ps3av_set_av_video_mute(PS3AV_CMD_MUTE_OFF);
}

static void ps3avd(struct work_struct *work)
{
	ps3av_set_videomode_cont(ps3av->ps3av_mode, ps3av->ps3av_mode_old);
	complete(&ps3av->done);
}

#define SHIFT_50	0
#define SHIFT_60	4
#define SHIFT_VESA	8

static const struct {
	unsigned mask : 19;
	unsigned id :  4;
} ps3av_preferred_modes[] = {
	{ .mask = PS3AV_RESBIT_WUXGA		<< SHIFT_VESA,	.id = 13 },
	{ .mask = PS3AV_RESBIT_1920x1080P	<< SHIFT_60,	.id = 5 },
	{ .mask = PS3AV_RESBIT_1920x1080P	<< SHIFT_50,	.id = 10 },
	{ .mask = PS3AV_RESBIT_1920x1080I	<< SHIFT_60,	.id = 4 },
	{ .mask = PS3AV_RESBIT_1920x1080I	<< SHIFT_50,	.id = 9 },
	{ .mask = PS3AV_RESBIT_SXGA		<< SHIFT_VESA,	.id = 12 },
	{ .mask = PS3AV_RESBIT_WXGA		<< SHIFT_VESA,	.id = 11 },
	{ .mask = PS3AV_RESBIT_1280x720P	<< SHIFT_60,	.id = 3 },
	{ .mask = PS3AV_RESBIT_1280x720P	<< SHIFT_50,	.id = 8 },
	{ .mask = PS3AV_RESBIT_720x480P		<< SHIFT_60,	.id = 2 },
	{ .mask = PS3AV_RESBIT_720x576P		<< SHIFT_50,	.id = 7 },
};

static int ps3av_resbit2id(u32 res_50, u32 res_60, u32 res_vesa)
{
	unsigned int i;
	u32 res_all;

	/*
	 * We mask off the resolution bits we care about and combine the
	 * results in one bitfield, so make sure there's no overlap
	 */
	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
		     PS3AV_RES_MASK_60 << SHIFT_60);
	BUILD_BUG_ON(PS3AV_RES_MASK_50 << SHIFT_50 &
		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
	BUILD_BUG_ON(PS3AV_RES_MASK_60 << SHIFT_60 &
		     PS3AV_RES_MASK_VESA << SHIFT_VESA);
	res_all = (res_50 & PS3AV_RES_MASK_50) << SHIFT_50 |
		  (res_60 & PS3AV_RES_MASK_60) << SHIFT_60 |
		  (res_vesa & PS3AV_RES_MASK_VESA) << SHIFT_VESA;

	if (!res_all)
		return 0;

	for (i = 0; i < ARRAY_SIZE(ps3av_preferred_modes); i++)
		if (res_all & ps3av_preferred_modes[i].mask)
			return ps3av_preferred_modes[i].id;

	return 0;
}

static int ps3av_hdmi_get_id(struct ps3av_info_monitor *info)
{
	int id;

	if (safe_mode)
		return PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;

	/* check native resolution */
	id = ps3av_resbit2id(info->res_50.native, info->res_60.native,
			     info->res_vesa.native);
	if (id) {
		pr_debug("%s: Using native mode %d\n", __func__, id);
		return id;
	}

	/* check supported resolutions */
	id = ps3av_resbit2id(info->res_50.res_bits, info->res_60.res_bits,
			     info->res_vesa.res_bits);
	if (id) {
		pr_debug("%s: Using supported mode %d\n", __func__, id);
		return id;
	}

	if (ps3av->region & PS3AV_REGION_60)
		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_60;
	else
		id = PS3AV_DEFAULT_HDMI_MODE_ID_REG_50;
	pr_debug("%s: Using default mode %d\n", __func__, id);
	return id;
}

static void ps3av_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;
	char id[sizeof(info->monitor_id)*3+1];
	int i;

	pr_debug("Monitor Info: size %u\n", monitor_info->send_hdr.size);

	pr_debug("avport: %02x\n", info->avport);
	for (i = 0; i < sizeof(info->monitor_id); i++)
		sprintf(&id[i*3], " %02x", info->monitor_id[i]);
	pr_debug("monitor_id: %s\n", id);
	pr_debug("monitor_type: %02x\n", info->monitor_type);
	pr_debug("monitor_name: %.*s\n", (int)sizeof(info->monitor_name),
		 info->monitor_name);

	/* resolution */
	pr_debug("resolution_60: bits: %08x native: %08x\n",
		 info->res_60.res_bits, info->res_60.native);
	pr_debug("resolution_50: bits: %08x native: %08x\n",
		 info->res_50.res_bits, info->res_50.native);
	pr_debug("resolution_other: bits: %08x native: %08x\n",
		 info->res_other.res_bits, info->res_other.native);
	pr_debug("resolution_vesa: bits: %08x native: %08x\n",
		 info->res_vesa.res_bits, info->res_vesa.native);

	/* color space */
	pr_debug("color space    rgb: %02x\n", info->cs.rgb);
	pr_debug("color space yuv444: %02x\n", info->cs.yuv444);
	pr_debug("color space yuv422: %02x\n", info->cs.yuv422);

	/* color info */
	pr_debug("color info   red: X %04x Y %04x\n", info->color.red_x,
		 info->color.red_y);
	pr_debug("color info green: X %04x Y %04x\n", info->color.green_x,
		 info->color.green_y);
	pr_debug("color info  blue: X %04x Y %04x\n", info->color.blue_x,
		 info->color.blue_y);
	pr_debug("color info white: X %04x Y %04x\n", info->color.white_x,
		 info->color.white_y);
	pr_debug("color info gamma:  %08x\n", info->color.gamma);

	/* other info */
	pr_debug("supported_AI: %02x\n", info->supported_ai);
	pr_debug("speaker_info: %02x\n", info->speaker_info);
	pr_debug("num of audio: %02x\n", info->num_of_audio_block);

	/* audio block */
	for (i = 0; i < info->num_of_audio_block; i++) {
		pr_debug("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++;
	}
}

static const struct ps3av_monitor_quirk {
	const char *monitor_name;
	u32 clear_60;
} ps3av_monitor_quirks[] = {
	{
		.monitor_name	= "DELL 2007WFP",
		.clear_60	= PS3AV_RESBIT_1920x1080I
	}, {
		.monitor_name	= "L226WTQ",
		.clear_60	= PS3AV_RESBIT_1920x1080I |
				  PS3AV_RESBIT_1920x1080P
	}, {
		.monitor_name	= "SyncMaster",
		.clear_60	= PS3AV_RESBIT_1920x1080I
	}
};

static void ps3av_fixup_monitor_info(struct ps3av_info_monitor *info)
{
	unsigned int i;
	const struct ps3av_monitor_quirk *quirk;

	for (i = 0; i < ARRAY_SIZE(ps3av_monitor_quirks); i++) {
		quirk = &ps3av_monitor_quirks[i];
		if (!strncmp(info->monitor_name, quirk->monitor_name,
			     sizeof(info->monitor_name))) {
			pr_info("%s: Applying quirk for %s\n", __func__,
				quirk->monitor_name);
			info->res_60.res_bits &= ~quirk->clear_60;
			info->res_60.native &= ~quirk->clear_60;
			break;
		}
	}
}

static int ps3av_auto_videomode(struct ps3av_pkt_av_get_hw_conf *av_hw_conf)
{
	int i, res, id = 0, dvi = 0, rgb = 0;
	struct ps3av_pkt_av_get_monitor_info monitor_info;
	struct ps3av_info_monitor *info;

	/* get mode id for hdmi */
	for (i = 0; i < av_hw_conf->num_of_hdmi && !id; i++) {
		res = ps3av_cmd_video_get_monitor_info(&monitor_info,
						       PS3AV_CMD_AVPORT_HDMI_0 +
						       i);
		if (res < 0)
			return -1;

		ps3av_monitor_info_dump(&monitor_info);

		info = &monitor_info.info;
		ps3av_fixup_monitor_info(info);

		switch (info->monitor_type) {
		case PS3AV_MONITOR_TYPE_DVI:
			dvi = PS3AV_MODE_DVI;
			/* fall through */
		case PS3AV_MONITOR_TYPE_HDMI:
			id = ps3av_hdmi_get_id(info);
			break;
		}
	}

	if (!id) {
		/* no HDMI interface or HDMI is off */
		if (ps3av->region & PS3AV_REGION_60)
			id = PS3AV_DEFAULT_AVMULTI_MODE_ID_REG_60;
		else
			id = PS3AV_DEFAULT_AVMULTI_MODE_ID_REG_50;
		if (ps3av->region & PS3AV_REGION_RGB)
			rgb = PS3AV_MODE_RGB;
		pr_debug("%s: Using avmulti mode %d\n", __func__, id);
	}

	return id | dvi | rgb;
}

static int ps3av_get_hw_conf(struct ps3av *ps3av)
{
	int i, j, k, res;
	const struct ps3av_pkt_av_get_hw_conf *hw_conf;

	/* get av_hw_conf */
	res = ps3av_cmd_av_get_hw_conf(&ps3av->av_hw_conf);
	if (res < 0)
		return -1;

	hw_conf = &ps3av->av_hw_conf;
	pr_debug("av_h_conf: num of hdmi: %u\n", hw_conf->num_of_hdmi);
	pr_debug("av_h_conf: num of avmulti: %u\n", hw_conf->num_of_avmulti);
	pr_debug("av_h_conf: num of spdif: %u\n", hw_conf->num_of_spdif);

	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 < hw_conf->num_of_hdmi; i++)
		ps3av->av_port[i] = PS3AV_CMD_AVPORT_HDMI_0 + i;
	for (j = 0; j < hw_conf->num_of_avmulti; j++)
		ps3av->av_port[i + j] = PS3AV_CMD_AVPORT_AVMULTI_0 + j;
	for (k = 0; k < 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 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", __func__, id);
		return -EINVAL;
	}

	/* auto mode */
	option = id & ~PS3AV_MODE_MASK;
	if ((id & PS3AV_MODE_MASK) == 0) {
		id = ps3av_auto_videomode(&ps3av->av_hw_conf);
		if (id < 1) {
			printk(KERN_ERR "%s: invalid id :%d\n", __func__, id);
			return -EINVAL;
		}
		id |= option;
	}

	/* set videomode */
	wait_for_completion(&ps3av->done);
	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_get_auto_mode(void)
{
	return ps3av_auto_videomode(&ps3av->av_hw_conf);
}

EXPORT_SYMBOL_GPL(ps3av_get_auto_mode);

int ps3av_get_mode(void)
{
	return ps3av ? ps3av->ps3av_mode : 0;
}

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", __func__, 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", __func__, 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", __func__, 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);

void ps3av_register_flip_ctl(void (*flip_ctl)(int on, void *data),
			     void *flip_data)
{
	mutex_lock(&ps3av->mutex);
	ps3av->flip_ctl = flip_ctl;
	ps3av->flip_data = flip_data;
	mutex_unlock(&ps3av->mutex);
}
EXPORT_SYMBOL_GPL(ps3av_register_flip_ctl);

void ps3av_flip_ctl(int on)
{
	mutex_lock(&ps3av->mutex);
	if (ps3av->flip_ctl)
		ps3av->flip_ctl(on, ps3av->flip_data);
	mutex_unlock(&ps3av->mutex);
}

static int ps3av_probe(struct ps3_system_bus_device *dev)
{
	int res;
	u32 id;

	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
	dev_dbg(&dev->core, "  timeout=%d\n", timeout);

	if (ps3av) {
		dev_err(&dev->core, "Only one ps3av device is supported\n");
		return -EBUSY;
	}

	ps3av = kzalloc(sizeof(*ps3av), GFP_KERNEL);
	if (!ps3av)
		return -ENOMEM;

	mutex_init(&ps3av->mutex);
	ps3av->ps3av_mode = 0;
	ps3av->dev = dev;

	INIT_WORK(&ps3av->work, ps3avd);
	init_completion(&ps3av->done);
	complete(&ps3av->done);
	ps3av->wq = create_singlethread_workqueue("ps3avd");
	if (!ps3av->wq)
		goto fail;

	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", __func__,
		       res);

	ps3av_get_hw_conf(ps3av);

#ifdef CONFIG_FB
	if (fb_mode_option && !strcmp(fb_mode_option, "safe"))
		safe_mode = 1;
#endif /* CONFIG_FB */
	id = ps3av_auto_videomode(&ps3av->av_hw_conf);
	safe_mode = 0;

	mutex_lock(&ps3av->mutex);
	ps3av->ps3av_mode = id;
	mutex_unlock(&ps3av->mutex);

	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);

	return 0;

fail:
	kfree(ps3av);
	ps3av = NULL;
	return -ENOMEM;
}

static int ps3av_remove(struct ps3_system_bus_device *dev)
{
	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
	if (ps3av) {
		ps3av_cmd_fin();
		if (ps3av->wq)
			destroy_workqueue(ps3av->wq);
		kfree(ps3av);
		ps3av = NULL;
	}

	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
	return 0;
}

static void ps3av_shutdown(struct ps3_system_bus_device *dev)
{
	dev_dbg(&dev->core, " -> %s:%d\n", __func__, __LINE__);
	ps3av_remove(dev);
	dev_dbg(&dev->core, " <- %s:%d\n", __func__, __LINE__);
}

static struct ps3_vuart_port_driver ps3av_driver = {
	.core.match_id = PS3_MATCH_ID_AV_SETTINGS,
	.core.core.name = "ps3_av",
	.probe = ps3av_probe,
	.remove = ps3av_remove,
	.shutdown = ps3av_shutdown,
};

static int ps3av_module_init(void)
{
	int error;

	if (!firmware_has_feature(FW_FEATURE_PS3_LV1))
		return -ENODEV;

	pr_debug(" -> %s:%d\n", __func__, __LINE__);

	error = ps3_vuart_port_driver_register(&ps3av_driver);
	if (error) {
		printk(KERN_ERR
		       "%s: ps3_vuart_port_driver_register failed %d\n",
		       __func__, error);
		return error;
	}

	pr_debug(" <- %s:%d\n", __func__, __LINE__);
	return error;
}

static void __exit ps3av_module_exit(void)
{
	pr_debug(" -> %s:%d\n", __func__, __LINE__);
	ps3_vuart_port_driver_unregister(&ps3av_driver);
	pr_debug(" <- %s:%d\n", __func__, __LINE__);
}

subsys_initcall(ps3av_module_init);
module_exit(ps3av_module_exit);

MODULE_LICENSE("GPL v2");
MODULE_DESCRIPTION("PS3 AV Settings Driver");
MODULE_AUTHOR("Sony Computer Entertainment Inc.");
MODULE_ALIAS(PS3_MODULE_ALIAS_AV_SETTINGS);