ALSA: opl3: Use standard print API

Use the standard print API with dev_*() instead of the old house-baked
one. It gives better information and allows dynamically control of
debug prints.

Some debug prints are cleaned up with a macro, too.

Reviewed-by: Jaroslav Kysela <[e-mail]>
Signed-off-by: Takashi Iwai <[e-mail]>
Link: https://patch.msgid.link/[e-mail]

sound/drivers/opl3/opl3_lib.c

···
 	opl3->command(opl3, OPL3_LEFT | OPL3_REG_TIMER_CONTROL, OPL3_IRQ_RESET);
 	signature = stat1 = inb(opl3->l_port);	/* Status register */
 	if ((stat1 & 0xe0) != 0x00) {	/* Should be 0x00 */
-		snd_printd("OPL3: stat1 = 0x%x\n", stat1);
+		dev_dbg(opl3->card->dev, "OPL3: stat1 = 0x%x\n", stat1);
 		return -ENODEV;
 	}
 	/* Set timer1 to 0xff */
···
 	/* Reset the IRQ of the FM chip */
 	opl3->command(opl3, OPL3_LEFT | OPL3_REG_TIMER_CONTROL, OPL3_IRQ_RESET);
 	if ((stat2 & 0xe0) != 0xc0) {	/* There is no YM3812 */
-		snd_printd("OPL3: stat2 = 0x%x\n", stat2);
+		dev_dbg(opl3->card->dev, "OPL3: stat2 = 0x%x\n", stat2);
 		return -ENODEV;
 	}
 
···
 
 	opl3 = hw->private_data;
 	status = inb(opl3->l_port);
-#if 0
-	snd_printk(KERN_DEBUG "AdLib IRQ status = 0x%x\n", status);
-#endif
 	if (!(status & 0x80))
 		return;
 
···
 int snd_opl3_init(struct snd_opl3 *opl3)
 {
 	if (! opl3->command) {
-		printk(KERN_ERR "snd_opl3_init: command not defined!\n");
+		dev_err(opl3->card->dev,
+			"snd_opl3_init: command not defined!\n");
 		return -EINVAL;
 	}
 
···
 	if (! integrated) {
 		opl3->res_l_port = request_region(l_port, 2, "OPL2/3 (left)");
 		if (!opl3->res_l_port) {
-			snd_printk(KERN_ERR "opl3: can't grab left port 0x%lx\n", l_port);
+			dev_err(card->dev, "opl3: can't grab left port 0x%lx\n", l_port);
 			snd_device_free(card, opl3);
 			return -EBUSY;
 		}
 		if (r_port != 0) {
 			opl3->res_r_port = request_region(r_port, 2, "OPL2/3 (right)");
 			if (!opl3->res_r_port) {
-				snd_printk(KERN_ERR "opl3: can't grab right port 0x%lx\n", r_port);
+				dev_err(card->dev, "opl3: can't grab right port 0x%lx\n", r_port);
 				snd_device_free(card, opl3);
 				return -EBUSY;
 			}
···
 		opl3->command = &snd_opl2_command;
 		err = snd_opl3_detect(opl3);
 		if (err < 0) {
-			snd_printd("OPL2/3 chip not detected at 0x%lx/0x%lx\n",
-				   opl3->l_port, opl3->r_port);
+			dev_dbg(card->dev, "OPL2/3 chip not detected at 0x%lx/0x%lx\n",
+				opl3->l_port, opl3->r_port);
 			snd_device_free(card, opl3);
 			return err;
 		}

sound/drivers/opl3/opl3_midi.c

···
 #include "opl3_voice.h"
 #include <sound/asoundef.h>
 
+#ifdef DEBUG_MIDI
+#define opl3_dbg(opl3, fmt, ...) \
+	dev_dbg(((struct snd_opl3 *)(opl3))->card->dev, fmt, ##__VA_ARGS__)
+#else
+#define opl3_dbg(opl3, fmt, ...) do {} while (0)
+#endif
+
 static void snd_opl3_note_off_unsafe(void *p, int note, int vel,
 				     struct snd_midi_channel *chan);
 /*
···
 
 
 #ifdef DEBUG_ALLOC
-static void debug_alloc(struct snd_opl3 *opl3, char *s, int voice) {
+static void debug_alloc(struct snd_opl3 *opl3, char *s, int voice)
+{
 	int i;
-	char *str = "x.24";
+	const char *str = "x.24";
+	char buf[MAX_OPL3_VOICES + 1];
 
-	printk(KERN_DEBUG "time %.5i: %s [%.2i]: ", opl3->use_time, s, voice);
 	for (i = 0; i < opl3->max_voices; i++)
-		printk(KERN_CONT "%c", *(str + opl3->voices[i].state + 1));
-	printk(KERN_CONT "\n");
+		buf[i] = str[opl3->voices[i].state + 1];
+	buf[i] = 0;
+	dev_dbg(opl3->card->dev, "time %.5i: %s [%.2i]: %s\n",
+		opl3->use_time, s, voice, buf);
 }
 #endif
 
···
 	for (i = 0; i < END; i++) {
 		if (best[i].voice >= 0) {
 #ifdef DEBUG_ALLOC
-			printk(KERN_DEBUG "%s %iop allocation on voice %i\n",
-			       alloc_type[i], instr_4op ? 4 : 2,
-			       best[i].voice);
+			dev_dbg(opl3->card->dev,
+				"%s %iop allocation on voice %i\n",
+				alloc_type[i], instr_4op ? 4 : 2,
+				best[i].voice);
 #endif
 			return best[i].voice;
 		}
···
 
 	opl3 = p;
 
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "Note on, ch %i, inst %i, note %i, vel %i\n",
-		   chan->number, chan->midi_program, note, vel);
-#endif
+	opl3_dbg(opl3, "Note on, ch %i, inst %i, note %i, vel %i\n",
+		 chan->number, chan->midi_program, note, vel);
 
 	/* in SYNTH mode, application takes care of voices */
 	/* in SEQ mode, drum voice numbers are notes on drum channel */
···
 		spin_unlock_irqrestore(&opl3->voice_lock, flags);
 		return;
 	}
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "  --> OPL%i instrument: %s\n",
-		   instr_4op ? 3 : 2, patch->name);
-#endif
+	opl3_dbg(opl3, "  --> OPL%i instrument: %s\n",
+		 instr_4op ? 3 : 2, patch->name);
 	/* in SYNTH mode, application takes care of voices */
 	/* in SEQ mode, allocate voice on free OPL3 channel */
 	if (opl3->synth_mode == SNDRV_OPL3_MODE_SEQ) {
···
 		}
 	}
 
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "  --> setting OPL3 connection: 0x%x\n",
-		   opl3->connection_reg);
-#endif
+	opl3_dbg(opl3, "  --> setting OPL3 connection: 0x%x\n",
+		opl3->connection_reg);
 	/*
 	 * calculate volume depending on connection
 	 * between FM operators (see include/opl3.h)
···
 
 	/* Program the FM voice characteristics */
 	for (i = 0; i < (instr_4op ? 4 : 2); i++) {
-#ifdef DEBUG_MIDI
-		snd_printk(KERN_DEBUG "  --> programming operator %i\n", i);
-#endif
+		opl3_dbg(opl3, "  --> programming operator %i\n", i);
 		op_offset = snd_opl3_regmap[voice_offset][i];
 
 		/* Set OPL3 AM_VIB register of requested voice/operator */ 
···
 	/* Set output sound flag */
 	blocknum |= OPL3_KEYON_BIT;
 
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "  --> trigger voice %i\n", voice);
-#endif
+	opl3_dbg(opl3, "  --> trigger voice %i\n", voice);
 	/* Set OPL3 KEYON_BLOCK register of requested voice */ 
 	opl3_reg = reg_side | (OPL3_REG_KEYON_BLOCK + voice_offset);
 	opl3->command(opl3, opl3_reg, blocknum);
···
 			bank = 0;
 			prg = extra_prg - 1;
 		}
-#ifdef DEBUG_MIDI
-		snd_printk(KERN_DEBUG " *** allocating extra program\n");
-#endif
+		opl3_dbg(opl3, " *** allocating extra program\n");
 		goto __extra_prg;
 	}
 	spin_unlock_irqrestore(&opl3->voice_lock, flags);
···
 	}
 
 	/* kill voice */
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "  --> kill voice %i\n", voice);
-#endif
+	opl3_dbg(opl3, "  --> kill voice %i\n", voice);
 	opl3_reg = reg_side | (OPL3_REG_KEYON_BLOCK + voice_offset);
 	/* clear Key ON bit */
 	opl3->command(opl3, opl3_reg, vp->keyon_reg);
···
 
 	opl3 = p;
 
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "Note off, ch %i, inst %i, note %i\n",
-		   chan->number, chan->midi_program, note);
-#endif
+	opl3_dbg(opl3, "Note off, ch %i, inst %i, note %i\n",
+		 chan->number, chan->midi_program, note);
 
 	if (opl3->synth_mode == SNDRV_OPL3_MODE_SEQ) {
 		if (chan->drum_channel && use_internal_drums) {
···
  */
 void snd_opl3_key_press(void *p, int note, int vel, struct snd_midi_channel *chan)
 {
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "Key pressure, ch#: %i, inst#: %i\n",
-		   chan->number, chan->midi_program);
-#endif
+	opl3_dbg(p, "Key pressure, ch#: %i, inst#: %i\n",
+		 chan->number, chan->midi_program);
 }
 
 /*
···
  */
 void snd_opl3_terminate_note(void *p, int note, struct snd_midi_channel *chan)
 {
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "Terminate note, ch#: %i, inst#: %i\n",
-		   chan->number, chan->midi_program);
-#endif
+	opl3_dbg(p, "Terminate note, ch#: %i, inst#: %i\n",
+		 chan->number, chan->midi_program);
 }
 
 static void snd_opl3_update_pitch(struct snd_opl3 *opl3, int voice)
···
   	struct snd_opl3 *opl3;
 
 	opl3 = p;
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "Controller, TYPE = %i, ch#: %i, inst#: %i\n",
-		   type, chan->number, chan->midi_program);
-#endif
+	opl3_dbg(opl3, "Controller, TYPE = %i, ch#: %i, inst#: %i\n",
+		 type, chan->number, chan->midi_program);
 
 	switch (type) {
 	case MIDI_CTL_MSB_MODWHEEL:
···
 void snd_opl3_nrpn(void *p, struct snd_midi_channel *chan,
 		   struct snd_midi_channel_set *chset)
 {
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "NRPN, ch#: %i, inst#: %i\n",
-		   chan->number, chan->midi_program);
-#endif
+	opl3_dbg(p, "NRPN, ch#: %i, inst#: %i\n",
+		 chan->number, chan->midi_program);
 }
 
 /*
···
 void snd_opl3_sysex(void *p, unsigned char *buf, int len,
 		    int parsed, struct snd_midi_channel_set *chset)
 {
-#ifdef DEBUG_MIDI
-	snd_printk(KERN_DEBUG "SYSEX\n");
-#endif
+	opl3_dbg(p, "SYSEX\n");
 }

sound/drivers/opl3/opl3_oss.c

···
 		return -EINVAL;
 
 	if (count < (int)sizeof(sbi)) {
-		snd_printk(KERN_ERR "FM Error: Patch record too short\n");
+		dev_err(opl3->card->dev, "FM Error: Patch record too short\n");
 		return -EINVAL;
 	}
 	if (copy_from_user(&sbi, buf, sizeof(sbi)))
 		return -EFAULT;
 
 	if (sbi.channel < 0 || sbi.channel >= SBFM_MAXINSTR) {
-		snd_printk(KERN_ERR "FM Error: Invalid instrument number %d\n",
+		dev_err(opl3->card->dev, "FM Error: Invalid instrument number %d\n",
 			   sbi.channel);
 		return -EINVAL;
 	}
···
 static int snd_opl3_ioctl_seq_oss(struct snd_seq_oss_arg *arg, unsigned int cmd,
 				  unsigned long ioarg)
 {
+	struct snd_opl3 *opl3;
+
 	if (snd_BUG_ON(!arg))
 		return -ENXIO;
+	opl3 = arg->private_data;
 	switch (cmd) {
 		case SNDCTL_FM_LOAD_INSTR:
-			snd_printk(KERN_ERR "OPL3: "
-				   "Obsolete ioctl(SNDCTL_FM_LOAD_INSTR) used. "
-				   "Fix the program.\n");
+			dev_err(opl3->card->dev,
+				"OPL3: Obsolete ioctl(SNDCTL_FM_LOAD_INSTR) used. Fix the program.\n");
 			return -EINVAL;
 
 		case SNDCTL_SYNTH_MEMAVL:

sound/drivers/opl3/opl3_synth.c

···
 		return 0;
 #endif
 
-#ifdef CONFIG_SND_DEBUG
 	default:
-		snd_printk(KERN_WARNING "unknown IOCTL: 0x%x\n", cmd);
-#endif
+		dev_dbg(opl3->card->dev, "unknown IOCTL: 0x%x\n", cmd);
 	}
 	return -ENOTTY;
 }