diff options
Diffstat (limited to 'sound/ppc/pmac.c')
| -rw-r--r-- | sound/ppc/pmac.c | 41 |
1 files changed, 24 insertions, 17 deletions
diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c index c64af55865d..2bae9c1a2b5 100644 --- a/sound/ppc/pmac.c +++ b/sound/ppc/pmac.c @@ -816,6 +816,7 @@ static int snd_pmac_free(struct snd_pmac *chip) if (chip->pdev) pci_dev_put(chip->pdev); + of_node_put(chip->node); kfree(chip); return 0; } @@ -863,8 +864,10 @@ static void __init detect_byte_swap(struct snd_pmac *chip) */ static int __init snd_pmac_detect(struct snd_pmac *chip) { - struct device_node *sound = NULL; - unsigned int *prop, l; + struct device_node *sound; + struct device_node *dn; + const unsigned int *prop; + unsigned int l; struct macio_chip* macio; if (!machine_is(powermac)) @@ -890,22 +893,21 @@ static int __init snd_pmac_detect(struct snd_pmac *chip) else if (machine_is_compatible("PowerBook1,1") || machine_is_compatible("AAPL,PowerBook1998")) chip->is_pbook_G3 = 1; - chip->node = find_devices("awacs"); - if (chip->node) - sound = chip->node; + chip->node = of_find_node_by_name(NULL, "awacs"); + sound = of_node_get(chip->node); /* * powermac G3 models have a node called "davbus" * with a child called "sound". */ if (!chip->node) - chip->node = find_devices("davbus"); + chip->node = of_find_node_by_name(NULL, "davbus"); /* * if we didn't find a davbus device, try 'i2s-a' since * this seems to be what iBooks have */ if (! chip->node) { - chip->node = find_devices("i2s-a"); + chip->node = of_find_node_by_name(NULL, "i2s-a"); if (chip->node && chip->node->parent && chip->node->parent->parent) { if (device_is_compatible(chip->node->parent->parent, @@ -917,22 +919,25 @@ static int __init snd_pmac_detect(struct snd_pmac *chip) return -ENODEV; if (!sound) { - sound = find_devices("sound"); + sound = of_find_node_by_name(NULL, "sound"); while (sound && sound->parent != chip->node) - sound = sound->next; + sound = of_find_node_by_name(sound, "sound"); } - if (! sound) + if (! sound) { + of_node_put(chip->node); return -ENODEV; - prop = (unsigned int *) get_property(sound, "sub-frame", NULL); + } + prop = of_get_property(sound, "sub-frame", NULL); if (prop && *prop < 16) chip->subframe = *prop; - prop = (unsigned int *) get_property(sound, "layout-id", NULL); + prop = of_get_property(sound, "layout-id", NULL); if (prop) { /* partly deprecate snd-powermac, for those machines * that have a layout-id property for now */ printk(KERN_INFO "snd-powermac no longer handles any " "machines with a layout-id property " "in the device-tree, use snd-aoa.\n"); + of_node_put(chip->node); return -ENODEV; } /* This should be verified on older screamers */ @@ -967,10 +972,12 @@ static int __init snd_pmac_detect(struct snd_pmac *chip) chip->freq_table = tumbler_freqs; chip->control_mask = MASK_IEPC | 0x11; /* disable IEE */ } - prop = (unsigned int *)get_property(sound, "device-id", NULL); + prop = of_get_property(sound, "device-id", NULL); if (prop) chip->device_id = *prop; - chip->has_iic = (find_devices("perch") != NULL); + dn = of_find_node_by_name(NULL, "perch"); + chip->has_iic = (dn != NULL); + of_node_put(dn); /* We need the PCI device for DMA allocations, let's use a crude method * for now ... @@ -997,10 +1004,9 @@ static int __init snd_pmac_detect(struct snd_pmac *chip) /* look for a property saying what sample rates are available */ - prop = (unsigned int *) get_property(sound, "sample-rates", &l); + prop = of_get_property(sound, "sample-rates", &l); if (! prop) - prop = (unsigned int *) get_property(sound, - "output-frame-rates", &l); + prop = of_get_property(sound, "output-frame-rates", &l); if (prop) { int i; chip->freqs_ok = 0; @@ -1021,6 +1027,7 @@ static int __init snd_pmac_detect(struct snd_pmac *chip) chip->freqs_ok = 1; } + of_node_put(sound); return 0; } |