diff options
Diffstat (limited to 'sound/ppc/tumbler.c')
| -rw-r--r-- | sound/ppc/tumbler.c | 55 |
1 files changed, 34 insertions, 21 deletions
diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c index 8f074c7936e..54e333fbb1d 100644 --- a/sound/ppc/tumbler.c +++ b/sound/ppc/tumbler.c @@ -1031,32 +1031,40 @@ static irqreturn_t headphone_intr(int irq, void *devid) /* look for audio-gpio device */ static struct device_node *find_audio_device(const char *name) { + struct device_node *gpiop; struct device_node *np; - if (! (np = find_devices("gpio"))) + gpiop = of_find_node_by_name(NULL, "gpio"); + if (! gpiop) return NULL; - for (np = np->child; np; np = np->sibling) { - const char *property = get_property(np, "audio-gpio", NULL); + for (np = of_get_next_child(gpiop, NULL); np; + np = of_get_next_child(gpiop, np)) { + const char *property = of_get_property(np, "audio-gpio", NULL); if (property && strcmp(property, name) == 0) - return np; + break; } - return NULL; + of_node_put(gpiop); + return np; } /* look for audio-gpio device */ static struct device_node *find_compatible_audio_device(const char *name) { + struct device_node *gpiop; struct device_node *np; - if (! (np = find_devices("gpio"))) + gpiop = of_find_node_by_name(NULL, "gpio"); + if (!gpiop) return NULL; - for (np = np->child; np; np = np->sibling) { + for (np = of_get_next_child(gpiop, NULL); np; + np = of_get_next_child(gpiop, np)) { if (device_is_compatible(np, name)) - return np; + break; } - return NULL; + of_node_put(gpiop); + return np; } /* find an audio device and get its address */ @@ -1066,6 +1074,7 @@ static long tumbler_find_device(const char *device, const char *platform, struct device_node *node; const u32 *base; u32 addr; + long ret; if (is_compatible) node = find_compatible_audio_device(device); @@ -1077,12 +1086,13 @@ static long tumbler_find_device(const char *device, const char *platform, return -ENODEV; } - base = get_property(node, "AAPL,address", NULL); + base = of_get_property(node, "AAPL,address", NULL); if (! base) { - base = get_property(node, "reg", NULL); + base = of_get_property(node, "reg", NULL); if (!base) { DBG("(E) cannot find address for device %s !\n", device); snd_printd("cannot find address for device %s\n", device); + of_node_put(node); return -ENODEV; } addr = *base; @@ -1093,7 +1103,7 @@ static long tumbler_find_device(const char *device, const char *platform, gp->addr = addr & 0x0000ffff; /* Try to find the active state, default to 0 ! */ - base = get_property(node, "audio-gpio-active-state", NULL); + base = of_get_property(node, "audio-gpio-active-state", NULL); if (base) { gp->active_state = *base; gp->active_val = (*base) ? 0x5 : 0x4; @@ -1108,7 +1118,7 @@ static long tumbler_find_device(const char *device, const char *platform, * as we don't yet have an interpreter for these things */ if (platform) - prop = get_property(node, platform, NULL); + prop = of_get_property(node, platform, NULL); if (prop) { if (prop[3] == 0x9 && prop[4] == 0x9) { gp->active_val = 0xd; @@ -1124,7 +1134,9 @@ static long tumbler_find_device(const char *device, const char *platform, DBG("(I) GPIO device %s found, offset: %x, active state: %d !\n", device, gp->addr, gp->active_state); - return irq_of_parse_and_map(node, 0); + ret = irq_of_parse_and_map(node, 0); + of_node_put(node); + return ret; } /* reset audio */ @@ -1310,7 +1322,7 @@ int __init snd_pmac_tumbler_init(struct snd_pmac *chip) { int i, err; struct pmac_tumbler *mix; - u32 *paddr; + const u32 *paddr; struct device_node *tas_node, *np; char *chipname; @@ -1331,9 +1343,9 @@ int __init snd_pmac_tumbler_init(struct snd_pmac *chip) for (np = chip->node->child; np; np = np->sibling) { if (!strcmp(np->name, "sound")) { - if (get_property(np, "has-anded-reset", NULL)) + if (of_get_property(np, "has-anded-reset", NULL)) mix->anded_reset = 1; - if (get_property(np, "layout-id", NULL)) + if (of_get_property(np, "layout-id", NULL)) mix->reset_on_sleep = 0; break; } @@ -1342,19 +1354,20 @@ int __init snd_pmac_tumbler_init(struct snd_pmac *chip) return err; /* set up TAS */ - tas_node = find_devices("deq"); + tas_node = of_find_node_by_name(NULL, "deq"); if (tas_node == NULL) - tas_node = find_devices("codec"); + tas_node = of_find_node_by_name(NULL, "codec"); if (tas_node == NULL) return -ENODEV; - paddr = (u32 *)get_property(tas_node, "i2c-address", NULL); + paddr = of_get_property(tas_node, "i2c-address", NULL); if (paddr == NULL) - paddr = (u32 *)get_property(tas_node, "reg", NULL); + paddr = of_get_property(tas_node, "reg", NULL); if (paddr) mix->i2c.addr = (*paddr) >> 1; else mix->i2c.addr = TAS_I2C_ADDR; + of_node_put(tas_node); DBG("(I) TAS i2c address is: %x\n", mix->i2c.addr); |