1 files changed, 9 insertions, 1 deletions

diff --git a/sound/pci/cs4281.c b/sound/pci/cs4281.c
index 0b53f7c61f86..eb3c52b03af3 100644
--- a/sound/pci/cs4281.c
+++ b/sound/pci/cs4281.c
@@ -206,7 +206,10 @@ MODULE_PARM_DESC(dual_codec, "Secondary Codec ID (0 = disabled).");
 
 #define BA0_PMCS                0x0344  /* Power Management Control/Status */
 #define BA0_CWPR                0x03e0  /* Configuration Write Protect */
+
 #define BA0_EPPMC               0x03e4  /* Extended PCI Power Management Control */
+#define BA0_EPPMC_FPDN          (1<<14) /* Full Power DowN */
+
 #define BA0_GPIOR               0x03e8  /* GPIO Pin Interface Register */
 
 #define BA0_SPMC                0x03ec  /* Serial Port Power Management Control (& ASDIN2 enable) */
@@ -1456,6 +1459,11 @@ static int snd_cs4281_chip_init(cs4281_t *chip)
         int timeout;
         int retry_count = 2;
 
+        /* Having EPPMC.FPDN=1 prevent proper chip initialisation */
+        tmp = snd_cs4281_peekBA0(chip, BA0_EPPMC);
+        if (tmp & BA0_EPPMC_FPDN)
+                snd_cs4281_pokeBA0(chip, BA0_EPPMC, tmp & ~BA0_EPPMC_FPDN);
+
       __retry:
         tmp = snd_cs4281_peekBA0(chip, BA0_CFLR);
         if (tmp != BA0_CFLR_DEFAULT) {
@@ -2119,7 +2127,7 @@ static struct pci_driver driver = {
         
 static int __init alsa_card_cs4281_init(void)
 {
-        return pci_module_init(&driver);
+        return pci_register_driver(&driver);
 }
 
 static void __exit alsa_card_cs4281_exit(void)