diff options
Diffstat (limited to 'sound/ppc')
-rw-r--r-- | sound/ppc/beep.c | 32 | ||||
-rw-r--r-- | sound/ppc/keywest.c | 3 | ||||
-rw-r--r-- | sound/ppc/tumbler.c | 20 |
3 files changed, 35 insertions, 20 deletions
diff --git a/sound/ppc/beep.c b/sound/ppc/beep.c index 5fec1e5..5f38f67 100644 --- a/sound/ppc/beep.c +++ b/sound/ppc/beep.c @@ -215,15 +215,18 @@ int __init snd_pmac_attach_beep(struct snd_pmac *chip) { struct pmac_beep *beep; struct input_dev *input_dev; + struct snd_kcontrol *beep_ctl; void *dmabuf; int err = -ENOMEM; beep = kzalloc(sizeof(*beep), GFP_KERNEL); + if (! beep) + return -ENOMEM; dmabuf = dma_alloc_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4, &beep->addr, GFP_KERNEL); input_dev = input_allocate_device(); - if (!beep || !dmabuf || !input_dev) - goto fail; + if (! dmabuf || ! input_dev) + goto fail1; /* FIXME: set more better values */ input_dev->name = "PowerMac Beep"; @@ -244,17 +247,24 @@ int __init snd_pmac_attach_beep(struct snd_pmac *chip) beep->volume = BEEP_VOLUME; beep->running = 0; - err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_pmac_beep_mixer, chip)); + beep_ctl = snd_ctl_new1(&snd_pmac_beep_mixer, chip); + err = snd_ctl_add(chip->card, beep_ctl); if (err < 0) - goto fail; + goto fail1; + + chip->beep = beep; - chip->beep = beep; - input_register_device(beep->dev); - - return 0; - - fail: input_free_device(input_dev); - kfree(dmabuf); + err = input_register_device(beep->dev); + if (err) + goto fail2; + + return 0; + + fail2: snd_ctl_remove(chip->card, beep_ctl); + fail1: input_free_device(input_dev); + if (dmabuf) + dma_free_coherent(&chip->pdev->dev, BEEP_BUFLEN * 4, + dmabuf, beep->addr); kfree(beep); return err; } diff --git a/sound/ppc/keywest.c b/sound/ppc/keywest.c index 59482a4..272ae38 100644 --- a/sound/ppc/keywest.c +++ b/sound/ppc/keywest.c @@ -117,6 +117,9 @@ int __init snd_pmac_tumbler_post_init(void) { int err; + if (!keywest_ctx || !keywest_ctx->client) + return -ENXIO; + if ((err = keywest_ctx->init_client(keywest_ctx)) < 0) { snd_printk(KERN_ERR "tumbler: %i :cannot initialize the MCS\n", err); return err; diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c index 84f6b19..cdff53e 100644 --- a/sound/ppc/tumbler.c +++ b/sound/ppc/tumbler.c @@ -190,7 +190,7 @@ static int check_audio_gpio(struct pmac_gpio *gp) ret = do_gpio_read(gp); - return (ret & 0xd) == (gp->active_val & 0xd); + return (ret & 0x1) == (gp->active_val & 0x1); } static int read_audio_gpio(struct pmac_gpio *gp) @@ -198,7 +198,8 @@ static int read_audio_gpio(struct pmac_gpio *gp) int ret; if (! gp->addr) return 0; - ret = ((do_gpio_read(gp) & 0x02) !=0); + ret = do_gpio_read(gp); + ret = (ret & 0x02) !=0; return ret == gp->active_state; } @@ -1035,7 +1036,7 @@ static struct device_node *find_audio_device(const char *name) return NULL; for (np = np->child; np; np = np->sibling) { - char *property = get_property(np, "audio-gpio", NULL); + const char *property = get_property(np, "audio-gpio", NULL); if (property && strcmp(property, name) == 0) return np; } @@ -1062,7 +1063,8 @@ static long tumbler_find_device(const char *device, const char *platform, struct pmac_gpio *gp, int is_compatible) { struct device_node *node; - u32 *base, addr; + const u32 *base; + u32 addr; if (is_compatible) node = find_compatible_audio_device(device); @@ -1074,9 +1076,9 @@ static long tumbler_find_device(const char *device, const char *platform, return -ENODEV; } - base = (u32 *)get_property(node, "AAPL,address", NULL); + base = get_property(node, "AAPL,address", NULL); if (! base) { - base = (u32 *)get_property(node, "reg", NULL); + base = 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); @@ -1090,13 +1092,13 @@ 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 = (u32 *)get_property(node, "audio-gpio-active-state", NULL); + base = get_property(node, "audio-gpio-active-state", NULL); if (base) { gp->active_state = *base; gp->active_val = (*base) ? 0x5 : 0x4; gp->inactive_val = (*base) ? 0x4 : 0x5; } else { - u32 *prop = NULL; + const u32 *prop = NULL; gp->active_state = 0; gp->active_val = 0x4; gp->inactive_val = 0x5; @@ -1105,7 +1107,7 @@ 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 = (u32 *)get_property(node, platform, NULL); + prop = get_property(node, platform, NULL); if (prop) { if (prop[3] == 0x9 && prop[4] == 0x9) { gp->active_val = 0xd; |