[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>

1 files changed, 31 insertions, 18 deletions

diff --git a/sound/pci/oxygen/oxygen_lib.c b/sound/pci/oxygen/oxygen_lib.c
index 4f3d9e5fc5db..39e4b7a51740 100644
--- a/sound/pci/oxygen/oxygen_lib.c
+++ b/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);