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-rw-r--r--Documentation/sound/alsa-configuration.rst3
-rw-r--r--sound/pci/cmipci.c5
2 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/sound/alsa-configuration.rst b/Documentation/sound/alsa-configuration.rst
index 02aacd69ab96..392875a1b94e 100644
--- a/Documentation/sound/alsa-configuration.rst
+++ b/Documentation/sound/alsa-configuration.rst
@@ -495,7 +495,8 @@ Module for C-Media CMI8338/8738/8768/8770 PCI sound cards.
mpu_port
port address of MIDI interface (8338 only):
0x300,0x310,0x320,0x330 = legacy port,
- 0 = disable (default)
+ 1 = integrated PCI port (default on 8738),
+ 0 = disable
fm_port
port address of OPL-3 FM synthesizer (8x38 only):
0x388 = legacy port,
diff --git a/sound/pci/cmipci.c b/sound/pci/cmipci.c
index 4bfab21c53f4..266c4cf28b78 100644
--- a/sound/pci/cmipci.c
+++ b/sound/pci/cmipci.c
@@ -42,7 +42,7 @@ MODULE_SUPPORTED_DEVICE("{{C-Media,CMI8738},"
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static bool enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable switches */
-static long mpu_port[SNDRV_CARDS];
+static long mpu_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 1};
static long fm_port[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)]=1};
static bool soft_ac3[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)]=1};
#ifdef SUPPORT_JOYSTICK
@@ -3132,7 +3132,8 @@ static int snd_cmipci_create(struct snd_card *card, struct pci_dev *pci,
if (cm->chip_version >= 39) {
val = snd_cmipci_read_b(cm, CM_REG_MPU_PCI + 1);
if (val != 0x00 && val != 0xff) {
- iomidi = cm->iobase + CM_REG_MPU_PCI;
+ if (mpu_port[dev])
+ iomidi = cm->iobase + CM_REG_MPU_PCI;
integrated_midi = 1;
}
}