ALSA: fireface: add protocol-dependent operation to dump status

This commit adds a member for a callback function to dump status and
move existing code to former protocol.

Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

1 files changed, 1 insertions, 203 deletions

diff --git a/sound/firewire/fireface/ff-proc.c b/sound/firewire/fireface/ff-proc.c
index 37f84b7fc432..8a7cfb6ccce6 100644
--- a/sound/firewire/fireface/ff-proc.c
+++ b/sound/firewire/fireface/ff-proc.c
@@ -8,214 +8,12 @@
 
 #include "./ff.h"
 
-static void dump_clock_config(struct snd_ff *ff, struct snd_info_buffer *buffer)
-{
-	__le32 reg;
-	u32 data;
-	unsigned int rate;
-	const char *src;
-	int err;
-
-	err = snd_fw_transaction(ff->unit, TCODE_READ_BLOCK_REQUEST,
-				 SND_FF_REG_CLOCK_CONFIG, &reg, sizeof(reg), 0);
-	if (err < 0)
-		return;
-
-	data = le32_to_cpu(reg);
-
-	snd_iprintf(buffer, "Output S/PDIF format: %s (Emphasis: %s)\n",
-		    (data & 0x20) ? "Professional" : "Consumer",
-		    (data & 0x40) ? "on" : "off");
-
-	snd_iprintf(buffer, "Optical output interface format: %s\n",
-		    ((data >> 8) & 0x01) ? "S/PDIF" : "ADAT");
-
-	snd_iprintf(buffer, "Word output single speed: %s\n",
-		    ((data >> 8) & 0x20) ? "on" : "off");
-
-	snd_iprintf(buffer, "S/PDIF input interface: %s\n",
-		    ((data >> 8) & 0x02) ? "Optical" : "Coaxial");
-
-	switch ((data >> 1) & 0x03) {
-	case 0x01:
-		rate = 32000;
-		break;
-	case 0x00:
-		rate = 44100;
-		break;
-	case 0x03:
-		rate = 48000;
-		break;
-	case 0x02:
-	default:
-		return;
-	}
-
-	if (data & 0x08)
-		rate *= 2;
-	else if (data & 0x10)
-		rate *= 4;
-
-	snd_iprintf(buffer, "Sampling rate: %d\n", rate);
-
-	if (data & 0x01) {
-		src = "Internal";
-	} else {
-		switch ((data >> 10) & 0x07) {
-		case 0x00:
-			src = "ADAT1";
-			break;
-		case 0x01:
-			src = "ADAT2";
-			break;
-		case 0x03:
-			src = "S/PDIF";
-			break;
-		case 0x04:
-			src = "Word";
-			break;
-		case 0x05:
-			src = "LTC";
-			break;
-		default:
-			return;
-		}
-	}
-
-	snd_iprintf(buffer, "Sync to clock source: %s\n", src);
-}
-
-static void dump_sync_status(struct snd_ff *ff, struct snd_info_buffer *buffer)
-{
-	__le32 reg;
-	u32 data;
-	int err;
-
-	err = snd_fw_transaction(ff->unit, TCODE_READ_QUADLET_REQUEST,
-				 SND_FF_REG_SYNC_STATUS, &reg, sizeof(reg), 0);
-	if (err < 0)
-		return;
-
-	data = le32_to_cpu(reg);
-
-	snd_iprintf(buffer, "External source detection:\n");
-
-	snd_iprintf(buffer, "Word Clock:");
-	if ((data >> 24) & 0x20) {
-		if ((data >> 24) & 0x40)
-			snd_iprintf(buffer, "sync\n");
-		else
-			snd_iprintf(buffer, "lock\n");
-	} else {
-		snd_iprintf(buffer, "none\n");
-	}
-
-	snd_iprintf(buffer, "S/PDIF:");
-	if ((data >> 16) & 0x10) {
-		if ((data >> 16) & 0x04)
-			snd_iprintf(buffer, "sync\n");
-		else
-			snd_iprintf(buffer, "lock\n");
-	} else {
-		snd_iprintf(buffer, "none\n");
-	}
-
-	snd_iprintf(buffer, "ADAT1:");
-	if ((data >> 8) & 0x04) {
-		if ((data >> 8) & 0x10)
-			snd_iprintf(buffer, "sync\n");
-		else
-			snd_iprintf(buffer, "lock\n");
-	} else {
-		snd_iprintf(buffer, "none\n");
-	}
-
-	snd_iprintf(buffer, "ADAT2:");
-	if ((data >> 8) & 0x08) {
-		if ((data >> 8) & 0x20)
-			snd_iprintf(buffer, "sync\n");
-		else
-			snd_iprintf(buffer, "lock\n");
-	} else {
-		snd_iprintf(buffer, "none\n");
-	}
-
-	snd_iprintf(buffer, "\nUsed external source:\n");
-
-	if (((data >> 22) & 0x07) == 0x07) {
-		snd_iprintf(buffer, "None\n");
-	} else {
-		switch ((data >> 22) & 0x07) {
-		case 0x00:
-			snd_iprintf(buffer, "ADAT1:");
-			break;
-		case 0x01:
-			snd_iprintf(buffer, "ADAT2:");
-			break;
-		case 0x03:
-			snd_iprintf(buffer, "S/PDIF:");
-			break;
-		case 0x04:
-			snd_iprintf(buffer, "Word:");
-			break;
-		case 0x07:
-			snd_iprintf(buffer, "Nothing:");
-			break;
-		case 0x02:
-		case 0x05:
-		case 0x06:
-		default:
-			snd_iprintf(buffer, "unknown:");
-			break;
-		}
-
-		if ((data >> 25) & 0x07) {
-			switch ((data >> 25) & 0x07) {
-			case 0x01:
-				snd_iprintf(buffer, "32000\n");
-				break;
-			case 0x02:
-				snd_iprintf(buffer, "44100\n");
-				break;
-			case 0x03:
-				snd_iprintf(buffer, "48000\n");
-				break;
-			case 0x04:
-				snd_iprintf(buffer, "64000\n");
-				break;
-			case 0x05:
-				snd_iprintf(buffer, "88200\n");
-				break;
-			case 0x06:
-				snd_iprintf(buffer, "96000\n");
-				break;
-			case 0x07:
-				snd_iprintf(buffer, "128000\n");
-				break;
-			case 0x08:
-				snd_iprintf(buffer, "176400\n");
-				break;
-			case 0x09:
-				snd_iprintf(buffer, "192000\n");
-				break;
-			case 0x00:
-				snd_iprintf(buffer, "unknown\n");
-				break;
-			}
-		}
-	}
-
-	snd_iprintf(buffer, "Multiplied:");
-	snd_iprintf(buffer, "%d\n", (data & 0x3ff) * 250);
-}
-
 static void proc_dump_status(struct snd_info_entry *entry,
 			     struct snd_info_buffer *buffer)
 {
 	struct snd_ff *ff = entry->private_data;
 
-	dump_clock_config(ff, buffer);
-	dump_sync_status(ff, buffer);
+	ff->spec->protocol->dump_status(ff, buffer);
 }
 
 static void add_node(struct snd_ff *ff, struct snd_info_entry *root,