ps3av_cmd.c

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	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", __func__, 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;
	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", __func__, video_vid);
		break;
	}

	if (fs < PS3AV_CMD_AUDIO_FS_44K || fs > PS3AV_CMD_AUDIO_FS_192K)
		printk(KERN_ERR "%s failed, fs:%x\n", __func__, fs);
	else
		ns_val = ps3av_ns_table[PS3AV_CMD_AUDIO_FS_44K-BASE][d];

	*ns++ = ns_val & 0x000000FF;
	*ns++ = (ns_val & 0x0000FF00) >> 8;
	*ns = (ns_val & 0x00FF0000) >> 16;
}

#undef BASE

static u8 ps3av_cnv_enable(u32 source, const u8 *enable)
{
	u8 ret = 0;

	if (source == PS3AV_CMD_AUDIO_SOURCE_SPDIF) {
		ret = 0x03;
	} else if (source == PS3AV_CMD_AUDIO_SOURCE_SERIAL) {
		ret = ((enable[0] << 4) + (enable[1] << 5) + (enable[2] << 6) +
		       (enable[3] << 7)) | 0x01;
	} else
		printk(KERN_ERR "%s failed, source:%x\n", __func__, source);
	return ret;
}

static u8 ps3av_cnv_fifomap(const u8 *map)
{
	u8 ret = 0;

	ret = map[0] + (map[1] << 2) + (map[2] << 4) + (map[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", __func__,
		       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", __func__,
		       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, const 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;

	ps3av_flip_ctl(0);	/* flip off */

	/* 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", __func__,
			 res);

      out:
	ps3av_flip_ctl(1);	/* flip on */
	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;
}

#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)