[ALSA] oxygen: use SPDIF input only if present

If the card model does not have a digital input or an AC97 codec,
disable the respective interrupt and mixer controls.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

sound/pci/oxygen/hifier.c

@@ -132,11 +132,6 @@ static int hifier_control_filter(struct snd_kcontrol_new *template)
 		template->tlv.p = ak4396_db_scale;
 	} else if (!strcmp(template->name, "Stereo Upmixing")) {
 		return 1; /* stereo only - we don't need upmixing */
-	} else if (!strcmp(template->name,
-			   SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK)) ||
-		   !strcmp(template->name,
-			   SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT))) {
-		return 1; /* no digital input */
 	}
 	return 0;
 }

sound/pci/oxygen/oxygen_lib.c

@@ -291,20 +291,27 @@ static void oxygen_init(struct oxygen *chip)
 			       OXYGEN_I2S_MASTER | OXYGEN_I2S_MUTE_MCLK);
 	oxygen_write16(chip, OXYGEN_I2S_C_FORMAT,
 		       OXYGEN_I2S_MASTER | OXYGEN_I2S_MUTE_MCLK);
-	oxygen_write32_masked(chip, OXYGEN_SPDIF_CONTROL,
-			      OXYGEN_SPDIF_SENSE_MASK |
-			      OXYGEN_SPDIF_LOCK_MASK |
-			      OXYGEN_SPDIF_RATE_MASK |
-			      OXYGEN_SPDIF_LOCK_PAR |
-			      OXYGEN_SPDIF_IN_CLOCK_96,
-			      OXYGEN_SPDIF_OUT_ENABLE |
-			      OXYGEN_SPDIF_LOOPBACK |
-			      OXYGEN_SPDIF_SENSE_MASK |
-			      OXYGEN_SPDIF_LOCK_MASK |
-			      OXYGEN_SPDIF_RATE_MASK |
-			      OXYGEN_SPDIF_SENSE_PAR |
-			      OXYGEN_SPDIF_LOCK_PAR |
-			      OXYGEN_SPDIF_IN_CLOCK_MASK);
+	oxygen_clear_bits32(chip, OXYGEN_SPDIF_CONTROL,
+			    OXYGEN_SPDIF_OUT_ENABLE |
+			    OXYGEN_SPDIF_LOOPBACK);
+	if (chip->model->pcm_dev_cfg & CAPTURE_1_FROM_SPDIF)
+		oxygen_write32_masked(chip, OXYGEN_SPDIF_CONTROL,
+				      OXYGEN_SPDIF_SENSE_MASK |
+				      OXYGEN_SPDIF_LOCK_MASK |
+				      OXYGEN_SPDIF_RATE_MASK |
+				      OXYGEN_SPDIF_LOCK_PAR |
+				      OXYGEN_SPDIF_IN_CLOCK_96,
+				      OXYGEN_SPDIF_SENSE_MASK |
+				      OXYGEN_SPDIF_LOCK_MASK |
+				      OXYGEN_SPDIF_RATE_MASK |
+				      OXYGEN_SPDIF_SENSE_PAR |
+				      OXYGEN_SPDIF_LOCK_PAR |
+				      OXYGEN_SPDIF_IN_CLOCK_MASK);
+	else
+		oxygen_clear_bits32(chip, OXYGEN_SPDIF_CONTROL,
+				    OXYGEN_SPDIF_SENSE_MASK |
+				    OXYGEN_SPDIF_LOCK_MASK |
+				    OXYGEN_SPDIF_RATE_MASK);
 	oxygen_write32(chip, OXYGEN_SPDIF_OUTPUT_BITS, chip->spdif_bits);
 	oxygen_clear_bits8(chip, OXYGEN_MPU401_CONTROL, OXYGEN_MPU401_LOOPBACK);
 	oxygen_write8(chip, OXYGEN_GPI_INTERRUPT_MASK, 0);
@@ -327,9 +334,12 @@ static void oxygen_init(struct oxygen *chip)
 		      (2 << OXYGEN_A_MONITOR_ROUTE_2_SHIFT) |
 		      (3 << OXYGEN_A_MONITOR_ROUTE_3_SHIFT));
 
-	oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK,
-		      OXYGEN_AC97_INT_READ_DONE |
-		      OXYGEN_AC97_INT_WRITE_DONE);
+	if (chip->has_ac97_0 | chip->has_ac97_1)
+		oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK,
+			      OXYGEN_AC97_INT_READ_DONE |
+			      OXYGEN_AC97_INT_WRITE_DONE);
+	else
+		oxygen_write8(chip, OXYGEN_AC97_INTERRUPT_MASK, 0);
 	oxygen_write32(chip, OXYGEN_AC97_OUT_CONFIG, 0);
 	oxygen_write32(chip, OXYGEN_AC97_IN_CONFIG, 0);
 	if (!(chip->has_ac97_0 | chip->has_ac97_1))
@@ -495,7 +505,10 @@ int oxygen_pci_probe(struct pci_dev *pci, int index, char *id,
 	oxygen_proc_init(chip);
 
 	spin_lock_irq(&chip->reg_lock);
-	chip->interrupt_mask |= OXYGEN_INT_SPDIF_IN_DETECT | OXYGEN_INT_AC97;
+	if (chip->model->pcm_dev_cfg & CAPTURE_1_FROM_SPDIF)
+		chip->interrupt_mask |= OXYGEN_INT_SPDIF_IN_DETECT;
+	if (chip->has_ac97_0 | chip->has_ac97_1)
+		chip->interrupt_mask |= OXYGEN_INT_AC97;
 	oxygen_write16(chip, OXYGEN_INTERRUPT_MASK, chip->interrupt_mask);
 	spin_unlock_irq(&chip->reg_lock);
 

sound/pci/oxygen/oxygen_mixer.c

@@ -742,6 +742,9 @@ static const struct snd_kcontrol_new controls[] = {
 		.get = spdif_pcm_get,
 		.put = spdif_pcm_put,
 	},
+};
+
+static const struct snd_kcontrol_new spdif_input_controls[] = {
 	{
 		.iface = SNDRV_CTL_ELEM_IFACE_PCM,
 		.device = 1,
@@ -961,6 +964,12 @@ int oxygen_mixer_init(struct oxygen *chip)
 	err = add_controls(chip, controls, ARRAY_SIZE(controls));
 	if (err < 0)
 		return err;
+	if (chip->model->pcm_dev_cfg & CAPTURE_1_FROM_SPDIF) {
+		err = add_controls(chip, spdif_input_controls,
+				   ARRAY_SIZE(spdif_input_controls));
+		if (err < 0)
+			return err;
+	}
 	for (i = 0; i < ARRAY_SIZE(monitor_controls); ++i) {
 		if (!(chip->model->pcm_dev_cfg & monitor_controls[i].pcm_dev))
 			continue;

sound/pci/oxygen/virtuoso.c

@@ -506,11 +506,6 @@ static int xonar_dx_control_filter(struct snd_kcontrol_new *template)
 		template->tlv.p = cs4362a_db_scale;
 	} else if (!strncmp(template->name, "CD Capture ", 11)) {
 		return 1; /* no CD input */
-	} else if (!strcmp(template->name,
-			   SNDRV_CTL_NAME_IEC958("", CAPTURE, MASK)) ||
-		   !strcmp(template->name,
-			   SNDRV_CTL_NAME_IEC958("", CAPTURE, DEFAULT))) {
-		return 1; /* no digital input */
 	}
 	return 0;
 }