diff options
Diffstat (limited to 'sound/core/oss/mixer_oss.c')
| -rw-r--r-- | sound/core/oss/mixer_oss.c | 583 |
1 files changed, 333 insertions, 250 deletions
diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c index 69e1059112d..5e6349f00ec 100644 --- a/sound/core/oss/mixer_oss.c +++ b/sound/core/oss/mixer_oss.c @@ -1,6 +1,6 @@ /* * OSS emulation layer for the mixer interface - * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> * * * This program is free software; you can redistribute it and/or modify @@ -19,12 +19,11 @@ * */ -#include <sound/driver.h> #include <linux/init.h> -#include <linux/smp_lock.h> #include <linux/slab.h> #include <linux/time.h> #include <linux/string.h> +#include <linux/module.h> #include <sound/core.h> #include <sound/minors.h> #include <sound/control.h> @@ -34,28 +33,38 @@ #define OSS_ALSAEMULVER _SIOR ('M', 249, int) -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Mixer OSS emulation for ALSA."); MODULE_LICENSE("GPL"); MODULE_ALIAS_SNDRV_MINOR(SNDRV_MINOR_OSS_MIXER); static int snd_mixer_oss_open(struct inode *inode, struct file *file) { - int cardnum = SNDRV_MINOR_OSS_CARD(iminor(inode)); - snd_card_t *card; - snd_mixer_oss_file_t *fmixer; + struct snd_card *card; + struct snd_mixer_oss_file *fmixer; int err; - if ((card = snd_cards[cardnum]) == NULL) + err = nonseekable_open(inode, file); + if (err < 0) + return err; + + card = snd_lookup_oss_minor_data(iminor(inode), + SNDRV_OSS_DEVICE_TYPE_MIXER); + if (card == NULL) return -ENODEV; - if (card->mixer_oss == NULL) + if (card->mixer_oss == NULL) { + snd_card_unref(card); return -ENODEV; + } err = snd_card_file_add(card, file); - if (err < 0) + if (err < 0) { + snd_card_unref(card); return err; + } fmixer = kzalloc(sizeof(*fmixer), GFP_KERNEL); if (fmixer == NULL) { snd_card_file_remove(card, file); + snd_card_unref(card); return -ENOMEM; } fmixer->card = card; @@ -64,17 +73,19 @@ static int snd_mixer_oss_open(struct inode *inode, struct file *file) if (!try_module_get(card->module)) { kfree(fmixer); snd_card_file_remove(card, file); + snd_card_unref(card); return -EFAULT; } + snd_card_unref(card); return 0; } static int snd_mixer_oss_release(struct inode *inode, struct file *file) { - snd_mixer_oss_file_t *fmixer; + struct snd_mixer_oss_file *fmixer; if (file->private_data) { - fmixer = (snd_mixer_oss_file_t *) file->private_data; + fmixer = file->private_data; module_put(fmixer->card->module); snd_card_file_remove(fmixer->card, file); kfree(fmixer); @@ -82,11 +93,11 @@ static int snd_mixer_oss_release(struct inode *inode, struct file *file) return 0; } -static int snd_mixer_oss_info(snd_mixer_oss_file_t *fmixer, +static int snd_mixer_oss_info(struct snd_mixer_oss_file *fmixer, mixer_info __user *_info) { - snd_card_t *card = fmixer->card; - snd_mixer_oss_t *mixer = fmixer->mixer; + struct snd_card *card = fmixer->card; + struct snd_mixer_oss *mixer = fmixer->mixer; struct mixer_info info; memset(&info, 0, sizeof(info)); @@ -98,11 +109,11 @@ static int snd_mixer_oss_info(snd_mixer_oss_file_t *fmixer, return 0; } -static int snd_mixer_oss_info_obsolete(snd_mixer_oss_file_t *fmixer, +static int snd_mixer_oss_info_obsolete(struct snd_mixer_oss_file *fmixer, _old_mixer_info __user *_info) { - snd_card_t *card = fmixer->card; - snd_mixer_oss_t *mixer = fmixer->mixer; + struct snd_card *card = fmixer->card; + struct snd_mixer_oss *mixer = fmixer->mixer; _old_mixer_info info; memset(&info, 0, sizeof(info)); @@ -113,9 +124,9 @@ static int snd_mixer_oss_info_obsolete(snd_mixer_oss_file_t *fmixer, return 0; } -static int snd_mixer_oss_caps(snd_mixer_oss_file_t *fmixer) +static int snd_mixer_oss_caps(struct snd_mixer_oss_file *fmixer) { - snd_mixer_oss_t *mixer = fmixer->mixer; + struct snd_mixer_oss *mixer = fmixer->mixer; int result = 0; if (mixer == NULL) @@ -125,10 +136,10 @@ static int snd_mixer_oss_caps(snd_mixer_oss_file_t *fmixer) return result; } -static int snd_mixer_oss_devmask(snd_mixer_oss_file_t *fmixer) +static int snd_mixer_oss_devmask(struct snd_mixer_oss_file *fmixer) { - snd_mixer_oss_t *mixer = fmixer->mixer; - snd_mixer_oss_slot_t *pslot; + struct snd_mixer_oss *mixer = fmixer->mixer; + struct snd_mixer_oss_slot *pslot; int result = 0, chn; if (mixer == NULL) @@ -141,10 +152,10 @@ static int snd_mixer_oss_devmask(snd_mixer_oss_file_t *fmixer) return result; } -static int snd_mixer_oss_stereodevs(snd_mixer_oss_file_t *fmixer) +static int snd_mixer_oss_stereodevs(struct snd_mixer_oss_file *fmixer) { - snd_mixer_oss_t *mixer = fmixer->mixer; - snd_mixer_oss_slot_t *pslot; + struct snd_mixer_oss *mixer = fmixer->mixer; + struct snd_mixer_oss_slot *pslot; int result = 0, chn; if (mixer == NULL) @@ -157,9 +168,9 @@ static int snd_mixer_oss_stereodevs(snd_mixer_oss_file_t *fmixer) return result; } -static int snd_mixer_oss_recmask(snd_mixer_oss_file_t *fmixer) +static int snd_mixer_oss_recmask(struct snd_mixer_oss_file *fmixer) { - snd_mixer_oss_t *mixer = fmixer->mixer; + struct snd_mixer_oss *mixer = fmixer->mixer; int result = 0; if (mixer == NULL) @@ -167,7 +178,7 @@ static int snd_mixer_oss_recmask(snd_mixer_oss_file_t *fmixer) if (mixer->put_recsrc && mixer->get_recsrc) { /* exclusive */ result = mixer->mask_recsrc; } else { - snd_mixer_oss_slot_t *pslot; + struct snd_mixer_oss_slot *pslot; int chn; for (chn = 0; chn < 31; chn++) { pslot = &mixer->slots[chn]; @@ -178,20 +189,21 @@ static int snd_mixer_oss_recmask(snd_mixer_oss_file_t *fmixer) return result; } -static int snd_mixer_oss_get_recsrc(snd_mixer_oss_file_t *fmixer) +static int snd_mixer_oss_get_recsrc(struct snd_mixer_oss_file *fmixer) { - snd_mixer_oss_t *mixer = fmixer->mixer; + struct snd_mixer_oss *mixer = fmixer->mixer; int result = 0; if (mixer == NULL) return -EIO; if (mixer->put_recsrc && mixer->get_recsrc) { /* exclusive */ int err; - if ((err = mixer->get_recsrc(fmixer, &result)) < 0) + unsigned int index; + if ((err = mixer->get_recsrc(fmixer, &index)) < 0) return err; - result = 1 << result; + result = 1 << index; } else { - snd_mixer_oss_slot_t *pslot; + struct snd_mixer_oss_slot *pslot; int chn; for (chn = 0; chn < 31; chn++) { pslot = &mixer->slots[chn]; @@ -206,11 +218,12 @@ static int snd_mixer_oss_get_recsrc(snd_mixer_oss_file_t *fmixer) return mixer->oss_recsrc = result; } -static int snd_mixer_oss_set_recsrc(snd_mixer_oss_file_t *fmixer, int recsrc) +static int snd_mixer_oss_set_recsrc(struct snd_mixer_oss_file *fmixer, int recsrc) { - snd_mixer_oss_t *mixer = fmixer->mixer; - snd_mixer_oss_slot_t *pslot; + struct snd_mixer_oss *mixer = fmixer->mixer; + struct snd_mixer_oss_slot *pslot; int chn, active; + unsigned int index; int result = 0; if (mixer == NULL) @@ -219,8 +232,8 @@ static int snd_mixer_oss_set_recsrc(snd_mixer_oss_file_t *fmixer, int recsrc) if (recsrc & ~mixer->oss_recsrc) recsrc &= ~mixer->oss_recsrc; mixer->put_recsrc(fmixer, ffz(~recsrc)); - mixer->get_recsrc(fmixer, &result); - result = 1 << result; + mixer->get_recsrc(fmixer, &index); + result = 1 << index; } for (chn = 0; chn < 31; chn++) { pslot = &mixer->slots[chn]; @@ -243,10 +256,10 @@ static int snd_mixer_oss_set_recsrc(snd_mixer_oss_file_t *fmixer, int recsrc) return result; } -static int snd_mixer_oss_get_volume(snd_mixer_oss_file_t *fmixer, int slot) +static int snd_mixer_oss_get_volume(struct snd_mixer_oss_file *fmixer, int slot) { - snd_mixer_oss_t *mixer = fmixer->mixer; - snd_mixer_oss_slot_t *pslot; + struct snd_mixer_oss *mixer = fmixer->mixer; + struct snd_mixer_oss_slot *pslot; int result = 0, left, right; if (mixer == NULL || slot > 30) @@ -258,8 +271,10 @@ static int snd_mixer_oss_get_volume(snd_mixer_oss_file_t *fmixer, int slot) result = pslot->get_volume(fmixer, pslot, &left, &right); if (!pslot->stereo) right = left; - snd_assert(left >= 0 && left <= 100, return -EIO); - snd_assert(right >= 0 && right <= 100, return -EIO); + if (snd_BUG_ON(left < 0 || left > 100)) + return -EIO; + if (snd_BUG_ON(right < 0 || right > 100)) + return -EIO; if (result >= 0) { pslot->volume[0] = left; pslot->volume[1] = right; @@ -268,11 +283,11 @@ static int snd_mixer_oss_get_volume(snd_mixer_oss_file_t *fmixer, int slot) return result; } -static int snd_mixer_oss_set_volume(snd_mixer_oss_file_t *fmixer, +static int snd_mixer_oss_set_volume(struct snd_mixer_oss_file *fmixer, int slot, int volume) { - snd_mixer_oss_t *mixer = fmixer->mixer; - snd_mixer_oss_slot_t *pslot; + struct snd_mixer_oss *mixer = fmixer->mixer; + struct snd_mixer_oss_slot *pslot; int result = 0, left = volume & 0xff, right = (volume >> 8) & 0xff; if (mixer == NULL || slot > 30) @@ -293,13 +308,14 @@ static int snd_mixer_oss_set_volume(snd_mixer_oss_file_t *fmixer, return (left & 0xff) | ((right & 0xff) << 8); } -static int snd_mixer_oss_ioctl1(snd_mixer_oss_file_t *fmixer, unsigned int cmd, unsigned long arg) +static int snd_mixer_oss_ioctl1(struct snd_mixer_oss_file *fmixer, unsigned int cmd, unsigned long arg) { void __user *argp = (void __user *)arg; int __user *p = argp; int tmp; - snd_assert(fmixer != NULL, return -ENXIO); + if (snd_BUG_ON(!fmixer)) + return -ENXIO; if (((cmd >> 8) & 0xff) == 'M') { switch (cmd) { case SOUND_MIXER_INFO: @@ -362,14 +378,15 @@ static int snd_mixer_oss_ioctl1(snd_mixer_oss_file_t *fmixer, unsigned int cmd, static long snd_mixer_oss_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - return snd_mixer_oss_ioctl1((snd_mixer_oss_file_t *) file->private_data, cmd, arg); + return snd_mixer_oss_ioctl1(file->private_data, cmd, arg); } -int snd_mixer_oss_ioctl_card(snd_card_t *card, unsigned int cmd, unsigned long arg) +int snd_mixer_oss_ioctl_card(struct snd_card *card, unsigned int cmd, unsigned long arg) { - snd_mixer_oss_file_t fmixer; + struct snd_mixer_oss_file fmixer; - snd_assert(card != NULL, return -ENXIO); + if (snd_BUG_ON(!card)) + return -ENXIO; if (card->mixer_oss == NULL) return -ENXIO; memset(&fmixer, 0, sizeof(fmixer)); @@ -389,21 +406,16 @@ int snd_mixer_oss_ioctl_card(snd_card_t *card, unsigned int cmd, unsigned long a * REGISTRATION PART */ -static struct file_operations snd_mixer_oss_f_ops = +static const struct file_operations snd_mixer_oss_f_ops = { .owner = THIS_MODULE, .open = snd_mixer_oss_open, .release = snd_mixer_oss_release, + .llseek = no_llseek, .unlocked_ioctl = snd_mixer_oss_ioctl, .compat_ioctl = snd_mixer_oss_ioctl_compat, }; -static snd_minor_t snd_mixer_oss_reg = -{ - .comment = "mixer", - .f_ops = &snd_mixer_oss_f_ops, -}; - /* * utilities */ @@ -432,16 +444,16 @@ static long snd_mixer_oss_conv2(long val, long min, long max) } #if 0 -static void snd_mixer_oss_recsrce_set(snd_card_t *card, int slot) +static void snd_mixer_oss_recsrce_set(struct snd_card *card, int slot) { - snd_mixer_oss_t *mixer = card->mixer_oss; + struct snd_mixer_oss *mixer = card->mixer_oss; if (mixer) mixer->mask_recsrc |= 1 << slot; } -static int snd_mixer_oss_recsrce_get(snd_card_t *card, int slot) +static int snd_mixer_oss_recsrce_get(struct snd_card *card, int slot) { - snd_mixer_oss_t *mixer = card->mixer_oss; + struct snd_mixer_oss *mixer = card->mixer_oss; if (mixer && (mixer->mask_recsrc & (1 << slot))) return 1; return 0; @@ -488,27 +500,27 @@ struct slot { #define ID_UNKNOWN ((unsigned int)-1) -static snd_kcontrol_t *snd_mixer_oss_test_id(snd_mixer_oss_t *mixer, const char *name, int index) +static struct snd_kcontrol *snd_mixer_oss_test_id(struct snd_mixer_oss *mixer, const char *name, int index) { - snd_card_t * card = mixer->card; - snd_ctl_elem_id_t id; + struct snd_card *card = mixer->card; + struct snd_ctl_elem_id id; memset(&id, 0, sizeof(id)); id.iface = SNDRV_CTL_ELEM_IFACE_MIXER; - strcpy(id.name, name); + strlcpy(id.name, name, sizeof(id.name)); id.index = index; return snd_ctl_find_id(card, &id); } -static void snd_mixer_oss_get_volume1_vol(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static void snd_mixer_oss_get_volume1_vol(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, unsigned int numid, int *left, int *right) { - snd_ctl_elem_info_t *uinfo; - snd_ctl_elem_value_t *uctl; - snd_kcontrol_t *kctl; - snd_card_t *card = fmixer->card; + struct snd_ctl_elem_info *uinfo; + struct snd_ctl_elem_value *uctl; + struct snd_kcontrol *kctl; + struct snd_card *card = fmixer->card; if (numid == ID_UNKNOWN) return; @@ -521,9 +533,13 @@ static void snd_mixer_oss_get_volume1_vol(snd_mixer_oss_file_t *fmixer, uctl = kzalloc(sizeof(*uctl), GFP_KERNEL); if (uinfo == NULL || uctl == NULL) goto __unalloc; - snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc); - snd_runtime_check(!kctl->get(kctl, uctl), goto __unalloc); - snd_runtime_check(uinfo->type != SNDRV_CTL_ELEM_TYPE_BOOLEAN || uinfo->value.integer.min != 0 || uinfo->value.integer.max != 1, goto __unalloc); + if (kctl->info(kctl, uinfo)) + goto __unalloc; + if (kctl->get(kctl, uctl)) + goto __unalloc; + if (uinfo->type == SNDRV_CTL_ELEM_TYPE_BOOLEAN && + uinfo->value.integer.min == 0 && uinfo->value.integer.max == 1) + goto __unalloc; *left = snd_mixer_oss_conv1(uctl->value.integer.value[0], uinfo->value.integer.min, uinfo->value.integer.max, &pslot->volume[0]); if (uinfo->count > 1) *right = snd_mixer_oss_conv1(uctl->value.integer.value[1], uinfo->value.integer.min, uinfo->value.integer.max, &pslot->volume[1]); @@ -533,16 +549,16 @@ static void snd_mixer_oss_get_volume1_vol(snd_mixer_oss_file_t *fmixer, kfree(uinfo); } -static void snd_mixer_oss_get_volume1_sw(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static void snd_mixer_oss_get_volume1_sw(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, unsigned int numid, int *left, int *right, int route) { - snd_ctl_elem_info_t *uinfo; - snd_ctl_elem_value_t *uctl; - snd_kcontrol_t *kctl; - snd_card_t *card = fmixer->card; + struct snd_ctl_elem_info *uinfo; + struct snd_ctl_elem_value *uctl; + struct snd_kcontrol *kctl; + struct snd_card *card = fmixer->card; if (numid == ID_UNKNOWN) return; @@ -555,8 +571,10 @@ static void snd_mixer_oss_get_volume1_sw(snd_mixer_oss_file_t *fmixer, uctl = kzalloc(sizeof(*uctl), GFP_KERNEL); if (uinfo == NULL || uctl == NULL) goto __unalloc; - snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc); - snd_runtime_check(!kctl->get(kctl, uctl), goto __unalloc); + if (kctl->info(kctl, uinfo)) + goto __unalloc; + if (kctl->get(kctl, uctl)) + goto __unalloc; if (!uctl->value.integer.value[0]) { *left = 0; if (uinfo->count == 1) @@ -570,11 +588,11 @@ static void snd_mixer_oss_get_volume1_sw(snd_mixer_oss_file_t *fmixer, kfree(uinfo); } -static int snd_mixer_oss_get_volume1(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static int snd_mixer_oss_get_volume1(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, int *left, int *right) { - struct slot *slot = (struct slot *)pslot->private_data; + struct slot *slot = pslot->private_data; *left = *right = 100; if (slot->present & SNDRV_MIXER_OSS_PRESENT_PVOLUME) { @@ -596,32 +614,38 @@ static int snd_mixer_oss_get_volume1(snd_mixer_oss_file_t *fmixer, return 0; } -static void snd_mixer_oss_put_volume1_vol(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static void snd_mixer_oss_put_volume1_vol(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, unsigned int numid, int left, int right) { - snd_ctl_elem_info_t *uinfo; - snd_ctl_elem_value_t *uctl; - snd_kcontrol_t *kctl; - snd_card_t *card = fmixer->card; + struct snd_ctl_elem_info *uinfo; + struct snd_ctl_elem_value *uctl; + struct snd_kcontrol *kctl; + struct snd_card *card = fmixer->card; int res; if (numid == ID_UNKNOWN) return; down_read(&card->controls_rwsem); - if ((kctl = snd_ctl_find_numid(card, numid)) == NULL) + if ((kctl = snd_ctl_find_numid(card, numid)) == NULL) { + up_read(&card->controls_rwsem); return; + } uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL); uctl = kzalloc(sizeof(*uctl), GFP_KERNEL); if (uinfo == NULL || uctl == NULL) goto __unalloc; - snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc); - snd_runtime_check(uinfo->type != SNDRV_CTL_ELEM_TYPE_BOOLEAN || uinfo->value.integer.min != 0 || uinfo->value.integer.max != 1, goto __unalloc); + if (kctl->info(kctl, uinfo)) + goto __unalloc; + if (uinfo->type == SNDRV_CTL_ELEM_TYPE_BOOLEAN && + uinfo->value.integer.min == 0 && uinfo->value.integer.max == 1) + goto __unalloc; uctl->value.integer.value[0] = snd_mixer_oss_conv2(left, uinfo->value.integer.min, uinfo->value.integer.max); if (uinfo->count > 1) uctl->value.integer.value[1] = snd_mixer_oss_conv2(right, uinfo->value.integer.min, uinfo->value.integer.max); - snd_runtime_check((res = kctl->put(kctl, uctl)) >= 0, goto __unalloc); + if ((res = kctl->put(kctl, uctl)) < 0) + goto __unalloc; if (res > 0) snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &kctl->id); __unalloc: @@ -630,30 +654,31 @@ static void snd_mixer_oss_put_volume1_vol(snd_mixer_oss_file_t *fmixer, kfree(uinfo); } -static void snd_mixer_oss_put_volume1_sw(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static void snd_mixer_oss_put_volume1_sw(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, unsigned int numid, int left, int right, int route) { - snd_ctl_elem_info_t *uinfo; - snd_ctl_elem_value_t *uctl; - snd_kcontrol_t *kctl; - snd_card_t *card = fmixer->card; + struct snd_ctl_elem_info *uinfo; + struct snd_ctl_elem_value *uctl; + struct snd_kcontrol *kctl; + struct snd_card *card = fmixer->card; int res; if (numid == ID_UNKNOWN) return; down_read(&card->controls_rwsem); if ((kctl = snd_ctl_find_numid(card, numid)) == NULL) { - up_read(&fmixer->card->controls_rwsem); + up_read(&card->controls_rwsem); return; } uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL); uctl = kzalloc(sizeof(*uctl), GFP_KERNEL); if (uinfo == NULL || uctl == NULL) goto __unalloc; - snd_runtime_check(!kctl->info(kctl, uinfo), goto __unalloc); + if (kctl->info(kctl, uinfo)) + goto __unalloc; if (uinfo->count > 1) { uctl->value.integer.value[0] = left > 0 ? 1 : 0; uctl->value.integer.value[route ? 3 : 1] = right > 0 ? 1 : 0; @@ -664,7 +689,8 @@ static void snd_mixer_oss_put_volume1_sw(snd_mixer_oss_file_t *fmixer, } else { uctl->value.integer.value[0] = (left > 0 || right > 0) ? 1 : 0; } - snd_runtime_check((res = kctl->put(kctl, uctl)) >= 0, goto __unalloc); + if ((res = kctl->put(kctl, uctl)) < 0) + goto __unalloc; if (res > 0) snd_ctl_notify(card, SNDRV_CTL_EVENT_MASK_VALUE, &kctl->id); __unalloc: @@ -673,16 +699,19 @@ static void snd_mixer_oss_put_volume1_sw(snd_mixer_oss_file_t *fmixer, kfree(uinfo); } -static int snd_mixer_oss_put_volume1(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static int snd_mixer_oss_put_volume1(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, int left, int right) { - struct slot *slot = (struct slot *)pslot->private_data; + struct slot *slot = pslot->private_data; if (slot->present & SNDRV_MIXER_OSS_PRESENT_PVOLUME) { snd_mixer_oss_put_volume1_vol(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_PVOLUME], left, right); if (slot->present & SNDRV_MIXER_OSS_PRESENT_CVOLUME) snd_mixer_oss_put_volume1_vol(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_CVOLUME], left, right); + } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_CVOLUME) { + snd_mixer_oss_put_volume1_vol(fmixer, pslot, + slot->numid[SNDRV_MIXER_OSS_ITEM_CVOLUME], left, right); } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_GVOLUME) { snd_mixer_oss_put_volume1_vol(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_GVOLUME], left, right); } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_GLOBAL) { @@ -691,19 +720,27 @@ static int snd_mixer_oss_put_volume1(snd_mixer_oss_file_t *fmixer, if (left || right) { if (slot->present & SNDRV_MIXER_OSS_PRESENT_PSWITCH) snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_PSWITCH], left, right, 0); + if (slot->present & SNDRV_MIXER_OSS_PRESENT_CSWITCH) + snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_CSWITCH], left, right, 0); if (slot->present & SNDRV_MIXER_OSS_PRESENT_GSWITCH) snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_GSWITCH], left, right, 0); if (slot->present & SNDRV_MIXER_OSS_PRESENT_PROUTE) snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_PROUTE], left, right, 1); + if (slot->present & SNDRV_MIXER_OSS_PRESENT_CROUTE) + snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_CROUTE], left, right, 1); if (slot->present & SNDRV_MIXER_OSS_PRESENT_GROUTE) snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_GROUTE], left, right, 1); } else { if (slot->present & SNDRV_MIXER_OSS_PRESENT_PSWITCH) { snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_PSWITCH], left, right, 0); + } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_CSWITCH) { + snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_CSWITCH], left, right, 0); } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_GSWITCH) { snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_GSWITCH], left, right, 0); } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_PROUTE) { snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_PROUTE], left, right, 1); + } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_CROUTE) { + snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_CROUTE], left, right, 1); } else if (slot->present & SNDRV_MIXER_OSS_PRESENT_GROUTE) { snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_GROUTE], left, right, 1); } @@ -711,11 +748,11 @@ static int snd_mixer_oss_put_volume1(snd_mixer_oss_file_t *fmixer, return 0; } -static int snd_mixer_oss_get_recsrc1_sw(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static int snd_mixer_oss_get_recsrc1_sw(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, int *active) { - struct slot *slot = (struct slot *)pslot->private_data; + struct slot *slot = pslot->private_data; int left, right; left = right = 1; @@ -724,11 +761,11 @@ static int snd_mixer_oss_get_recsrc1_sw(snd_mixer_oss_file_t *fmixer, return 0; } -static int snd_mixer_oss_get_recsrc1_route(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static int snd_mixer_oss_get_recsrc1_route(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, int *active) { - struct slot *slot = (struct slot *)pslot->private_data; + struct slot *slot = pslot->private_data; int left, right; left = right = 1; @@ -737,53 +774,58 @@ static int snd_mixer_oss_get_recsrc1_route(snd_mixer_oss_file_t *fmixer, return 0; } -static int snd_mixer_oss_put_recsrc1_sw(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static int snd_mixer_oss_put_recsrc1_sw(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, int active) { - struct slot *slot = (struct slot *)pslot->private_data; + struct slot *slot = pslot->private_data; snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_CSWITCH], active, active, 0); return 0; } -static int snd_mixer_oss_put_recsrc1_route(snd_mixer_oss_file_t *fmixer, - snd_mixer_oss_slot_t *pslot, +static int snd_mixer_oss_put_recsrc1_route(struct snd_mixer_oss_file *fmixer, + struct snd_mixer_oss_slot *pslot, int active) { - struct slot *slot = (struct slot *)pslot->private_data; + struct slot *slot = pslot->private_data; snd_mixer_oss_put_volume1_sw(fmixer, pslot, slot->numid[SNDRV_MIXER_OSS_ITEM_CROUTE], active, active, 1); return 0; } -static int snd_mixer_oss_get_recsrc2(snd_mixer_oss_file_t *fmixer, unsigned int *active_index) +static int snd_mixer_oss_get_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned int *active_index) { - snd_card_t *card = fmixer->card; - snd_mixer_oss_t *mixer = fmixer->mixer; - snd_kcontrol_t *kctl; - snd_mixer_oss_slot_t *pslot; + struct snd_card *card = fmixer->card; + struct snd_mixer_oss *mixer = fmixer->mixer; + struct snd_kcontrol *kctl; + struct snd_mixer_oss_slot *pslot; struct slot *slot; - snd_ctl_elem_info_t *uinfo; - snd_ctl_elem_value_t *uctl; + struct snd_ctl_elem_info *uinfo; + struct snd_ctl_elem_value *uctl; int err, idx; uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL); uctl = kzalloc(sizeof(*uctl), GFP_KERNEL); if (uinfo == NULL || uctl == NULL) { err = -ENOMEM; - goto __unlock; + goto __free_only; } down_read(&card->controls_rwsem); kctl = snd_mixer_oss_test_id(mixer, "Capture Source", 0); - snd_runtime_check(kctl != NULL, err = -ENOENT; goto __unlock); - snd_runtime_check(!(err = kctl->info(kctl, uinfo)), goto __unlock); - snd_runtime_check(!(err = kctl->get(kctl, uctl)), goto __unlock); + if (! kctl) { + err = -ENOENT; + goto __unlock; + } + if ((err = kctl->info(kctl, uinfo)) < 0) + goto __unlock; + if ((err = kctl->get(kctl, uctl)) < 0) + goto __unlock; for (idx = 0; idx < 32; idx++) { if (!(mixer->mask_recsrc & (1 << idx))) continue; pslot = &mixer->slots[idx]; - slot = (struct slot *)pslot->private_data; + slot = pslot->private_data; if (slot->signature != SNDRV_MIXER_OSS_SIGNATURE) continue; if (!(slot->present & SNDRV_MIXER_OSS_PRESENT_CAPTURE)) @@ -796,20 +838,21 @@ static int snd_mixer_oss_get_recsrc2(snd_mixer_oss_file_t *fmixer, unsigned int err = 0; __unlock: up_read(&card->controls_rwsem); + __free_only: kfree(uctl); kfree(uinfo); return err; } -static int snd_mixer_oss_put_recsrc2(snd_mixer_oss_file_t *fmixer, unsigned int active_index) +static int snd_mixer_oss_put_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned int active_index) { - snd_card_t *card = fmixer->card; - snd_mixer_oss_t *mixer = fmixer->mixer; - snd_kcontrol_t *kctl; - snd_mixer_oss_slot_t *pslot; + struct snd_card *card = fmixer->card; + struct snd_mixer_oss *mixer = fmixer->mixer; + struct snd_kcontrol *kctl; + struct snd_mixer_oss_slot *pslot; struct slot *slot = NULL; - snd_ctl_elem_info_t *uinfo; - snd_ctl_elem_value_t *uctl; + struct snd_ctl_elem_info *uinfo; + struct snd_ctl_elem_value *uctl; int err; unsigned int idx; @@ -817,17 +860,21 @@ static int snd_mixer_oss_put_recsrc2(snd_mixer_oss_file_t *fmixer, unsigned int uctl = kzalloc(sizeof(*uctl), GFP_KERNEL); if (uinfo == NULL || uctl == NULL) { err = -ENOMEM; - goto __unlock; + goto __free_only; } down_read(&card->controls_rwsem); kctl = snd_mixer_oss_test_id(mixer, "Capture Source", 0); - snd_runtime_check(kctl != NULL, err = -ENOENT; goto __unlock); - snd_runtime_check(!(err = kctl->info(kctl, uinfo)), goto __unlock); + if (! kctl) { + err = -ENOENT; + goto __unlock; + } + if ((err = kctl->info(kctl, uinfo)) < 0) + goto __unlock; for (idx = 0; idx < 32; idx++) { if (!(mixer->mask_recsrc & (1 << idx))) continue; pslot = &mixer->slots[idx]; - slot = (struct slot *)pslot->private_data; + slot = pslot->private_data; if (slot->signature != SNDRV_MIXER_OSS_SIGNATURE) continue; if (!(slot->present & SNDRV_MIXER_OSS_PRESENT_CAPTURE)) @@ -836,15 +883,17 @@ static int snd_mixer_oss_put_recsrc2(snd_mixer_oss_file_t *fmixer, unsigned int break; slot = NULL; } - snd_runtime_check(slot != NULL, goto __unlock); + if (! slot) + goto __unlock; for (idx = 0; idx < uinfo->count; idx++) uctl->value.enumerated.item[idx] = slot->capture_item; - snd_runtime_check((err = kctl->put(kctl, uctl)) >= 0, ); + err = kctl->put(kctl, uctl); if (err > 0) snd_ctl_notify(fmixer->card, SNDRV_CTL_EVENT_MASK_VALUE, &kctl->id); err = 0; __unlock: up_read(&card->controls_rwsem); + __free_only: kfree(uctl); kfree(uinfo); return err; @@ -856,11 +905,11 @@ struct snd_mixer_oss_assign_table { int index; }; -static int snd_mixer_oss_build_test(snd_mixer_oss_t *mixer, struct slot *slot, const char *name, int index, int item) +static int snd_mixer_oss_build_test(struct snd_mixer_oss *mixer, struct slot *slot, const char *name, int index, int item) { - snd_ctl_elem_info_t *info; - snd_kcontrol_t *kcontrol; - snd_card_t *card = mixer->card; + struct snd_ctl_elem_info *info; + struct snd_kcontrol *kcontrol; + struct snd_card *card = mixer->card; int err; down_read(&card->controls_rwsem); @@ -888,9 +937,9 @@ static int snd_mixer_oss_build_test(snd_mixer_oss_t *mixer, struct slot *slot, c return 0; } -static void snd_mixer_oss_slot_free(snd_mixer_oss_slot_t *chn) +static void snd_mixer_oss_slot_free(struct snd_mixer_oss_slot *chn) { - struct slot *p = (struct slot *)chn->private_data; + struct slot *p = chn->private_data; if (p) { if (p->allocated && p->assigned) { kfree(p->assigned->name); @@ -900,7 +949,7 @@ static void snd_mixer_oss_slot_free(snd_mixer_oss_slot_t *chn) } } -static void mixer_slot_clear(snd_mixer_oss_slot_t *rslot) +static void mixer_slot_clear(struct snd_mixer_oss_slot *rslot) { int idx = rslot->number; /* remember this */ if (rslot->private_free) @@ -909,17 +958,79 @@ static void mixer_slot_clear(snd_mixer_oss_slot_t *rslot) rslot->number = idx; } +/* In a separate function to keep gcc 3.2 happy - do NOT merge this in + snd_mixer_oss_build_input! */ +static int snd_mixer_oss_build_test_all(struct snd_mixer_oss *mixer, + struct snd_mixer_oss_assign_table *ptr, + struct slot *slot) +{ + char str[64]; + int err; + + err = snd_mixer_oss_build_test(mixer, slot, ptr->name, ptr->index, + SNDRV_MIXER_OSS_ITEM_GLOBAL); + if (err) + return err; + sprintf(str, "%s Switch", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_GSWITCH); + if (err) + return err; + sprintf(str, "%s Route", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_GROUTE); + if (err) + return err; + sprintf(str, "%s Volume", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_GVOLUME); + if (err) + return err; + sprintf(str, "%s Playback Switch", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_PSWITCH); + if (err) + return err; + sprintf(str, "%s Playback Route", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_PROUTE); + if (err) + return err; + sprintf(str, "%s Playback Volume", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_PVOLUME); + if (err) + return err; + sprintf(str, "%s Capture Switch", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_CSWITCH); + if (err) + return err; + sprintf(str, "%s Capture Route", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_CROUTE); + if (err) + return err; + sprintf(str, "%s Capture Volume", ptr->name); + err = snd_mixer_oss_build_test(mixer, slot, str, ptr->index, + SNDRV_MIXER_OSS_ITEM_CVOLUME); + if (err) + return err; + + return 0; +} + /* * build an OSS mixer element. * ptr_allocated means the entry is dynamically allocated (change via proc file). * when replace_old = 1, the old entry is replaced with the new one. */ -static int snd_mixer_oss_build_input(snd_mixer_oss_t *mixer, struct snd_mixer_oss_assign_table *ptr, int ptr_allocated, int replace_old) +static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, struct snd_mixer_oss_assign_table *ptr, int ptr_allocated, int replace_old) { struct slot slot; struct slot *pslot; - snd_kcontrol_t *kctl; - snd_mixer_oss_slot_t *rslot; + struct snd_kcontrol *kctl; + struct snd_mixer_oss_slot *rslot; char str[64]; /* check if already assigned */ @@ -928,58 +1039,21 @@ static int snd_mixer_oss_build_input(snd_mixer_oss_t *mixer, struct snd_mixer_os memset(&slot, 0, sizeof(slot)); memset(slot.numid, 0xff, sizeof(slot.numid)); /* ID_UNKNOWN */ - if (snd_mixer_oss_build_test(mixer, &slot, ptr->name, ptr->index, - SNDRV_MIXER_OSS_ITEM_GLOBAL)) - return 0; - sprintf(str, "%s Switch", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_GSWITCH)) - return 0; - sprintf(str, "%s Route", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_GROUTE)) - return 0; - sprintf(str, "%s Volume", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_GVOLUME)) - return 0; - sprintf(str, "%s Playback Switch", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_PSWITCH)) - return 0; - sprintf(str, "%s Playback Route", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_PROUTE)) - return 0; - sprintf(str, "%s Playback Volume", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_PVOLUME)) - return 0; - sprintf(str, "%s Capture Switch", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_CSWITCH)) - return 0; - sprintf(str, "%s Capture Route", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_CROUTE)) - return 0; - sprintf(str, "%s Capture Volume", ptr->name); - if (snd_mixer_oss_build_test(mixer, &slot, str, ptr->index, - SNDRV_MIXER_OSS_ITEM_CVOLUME)) + if (snd_mixer_oss_build_test_all(mixer, ptr, &slot)) return 0; down_read(&mixer->card->controls_rwsem); if (ptr->index == 0 && (kctl = snd_mixer_oss_test_id(mixer, "Capture Source", 0)) != NULL) { - snd_ctl_elem_info_t *uinfo; + struct snd_ctl_elem_info *uinfo; - uinfo = kmalloc(sizeof(*uinfo), GFP_KERNEL); + uinfo = kzalloc(sizeof(*uinfo), GFP_KERNEL); if (! uinfo) { up_read(&mixer->card->controls_rwsem); return -ENOMEM; } - memset(uinfo, 0, sizeof(*uinfo)); if (kctl->info(kctl, uinfo)) { up_read(&mixer->card->controls_rwsem); + kfree(uinfo); return 0; } strcpy(str, ptr->name); @@ -995,6 +1069,7 @@ static int snd_mixer_oss_build_input(snd_mixer_oss_t *mixer, struct snd_mixer_os uinfo->value.enumerated.item = slot.capture_item; if (kctl->info(kctl, uinfo)) { up_read(&mixer->card->controls_rwsem); + kfree(uinfo); return 0; } if (!strcmp(uinfo->value.enumerated.name, str)) { @@ -1007,8 +1082,9 @@ static int snd_mixer_oss_build_input(snd_mixer_oss_t *mixer, struct snd_mixer_os } up_read(&mixer->card->controls_rwsem); if (slot.present != 0) { - pslot = (struct slot *)kmalloc(sizeof(slot), GFP_KERNEL); - snd_runtime_check(pslot != NULL, return -ENOMEM); + pslot = kmalloc(sizeof(slot), GFP_KERNEL); + if (! pslot) + return -ENOMEM; *pslot = slot; pslot->signature = SNDRV_MIXER_OSS_SIGNATURE; pslot->assigned = ptr; @@ -1035,6 +1111,7 @@ static int snd_mixer_oss_build_input(snd_mixer_oss_t *mixer, struct snd_mixer_os return 0; } +#ifdef CONFIG_PROC_FS /* */ #define MIXER_VOL(name) [SOUND_MIXER_##name] = #name @@ -1070,13 +1147,13 @@ static char *oss_mixer_names[SNDRV_OSS_MAX_MIXERS] = { * /proc interface */ -static void snd_mixer_oss_proc_read(snd_info_entry_t *entry, - snd_info_buffer_t * buffer) +static void snd_mixer_oss_proc_read(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) { - snd_mixer_oss_t *mixer = entry->private_data; + struct snd_mixer_oss *mixer = entry->private_data; int i; - down(&mixer->reg_mutex); + mutex_lock(&mixer->reg_mutex); for (i = 0; i < SNDRV_OSS_MAX_MIXERS; i++) { struct slot *p; @@ -1091,14 +1168,15 @@ static void snd_mixer_oss_proc_read(snd_info_entry_t *entry, else snd_iprintf(buffer, "\"\" 0\n"); } - up(&mixer->reg_mutex); + mutex_unlock(&mixer->reg_mutex); } -static void snd_mixer_oss_proc_write(snd_info_entry_t *entry, - snd_info_buffer_t * buffer) +static void snd_mixer_oss_proc_write(struct snd_info_entry *entry, + struct snd_info_buffer *buffer) { - snd_mixer_oss_t *mixer = entry->private_data; - char line[128], str[32], idxstr[16], *cptr; + struct snd_mixer_oss *mixer = entry->private_data; + char line[128], str[32], idxstr[16]; + const char *cptr; int ch, idx; struct snd_mixer_oss_assign_table *tbl; struct slot *slot; @@ -1109,24 +1187,25 @@ static void snd_mixer_oss_proc_write(snd_info_entry_t *entry, if (oss_mixer_names[ch] && strcmp(oss_mixer_names[ch], str) == 0) break; if (ch >= SNDRV_OSS_MAX_MIXERS) { - snd_printk(KERN_ERR "mixer_oss: invalid OSS volume '%s'\n", str); + pr_err("ALSA: mixer_oss: invalid OSS volume '%s'\n", + str); continue; } cptr = snd_info_get_str(str, cptr, sizeof(str)); if (! *str) { /* remove the entry */ - down(&mixer->reg_mutex); + mutex_lock(&mixer->reg_mutex); mixer_slot_clear(&mixer->slots[ch]); - up(&mixer->reg_mutex); + mutex_unlock(&mixer->reg_mutex); continue; } snd_info_get_str(idxstr, cptr, sizeof(idxstr)); idx = simple_strtoul(idxstr, NULL, 10); if (idx >= 0x4000) { /* too big */ - snd_printk(KERN_ERR "mixer_oss: invalid index %d\n", idx); + pr_err("ALSA: mixer_oss: invalid index %d\n", idx); continue; } - down(&mixer->reg_mutex); + mutex_lock(&mixer->reg_mutex); slot = (struct slot *)mixer->slots[ch].private_data; if (slot && slot->assigned && slot->assigned->index == idx && ! strcmp(slot->assigned->name, str)) @@ -1134,7 +1213,7 @@ static void snd_mixer_oss_proc_write(snd_info_entry_t *entry, goto __unlock; tbl = kmalloc(sizeof(*tbl), GFP_KERNEL); if (! tbl) { - snd_printk(KERN_ERR "mixer_oss: no memory\n"); + pr_err("ALSA: mixer_oss: no memory\n"); goto __unlock; } tbl->oss_id = ch; @@ -1149,13 +1228,13 @@ static void snd_mixer_oss_proc_write(snd_info_entry_t *entry, kfree(tbl); } __unlock: - up(&mixer->reg_mutex); + mutex_unlock(&mixer->reg_mutex); } } -static void snd_mixer_oss_proc_init(snd_mixer_oss_t *mixer) +static void snd_mixer_oss_proc_init(struct snd_mixer_oss *mixer) { - snd_info_entry_t *entry; + struct snd_info_entry *entry; entry = snd_info_create_card_entry(mixer->card, "oss_mixer", mixer->card->proc_root); @@ -1163,9 +1242,7 @@ static void snd_mixer_oss_proc_init(snd_mixer_oss_t *mixer) return; entry->content = SNDRV_INFO_CONTENT_TEXT; entry->mode = S_IFREG | S_IRUGO | S_IWUSR; - entry->c.text.read_size = 8192; entry->c.text.read = snd_mixer_oss_proc_read; - entry->c.text.write_size = 8192; entry->c.text.write = snd_mixer_oss_proc_write; entry->private_data = mixer; if (snd_info_register(entry) < 0) { @@ -1175,15 +1252,17 @@ static void snd_mixer_oss_proc_init(snd_mixer_oss_t *mixer) mixer->proc_entry = entry; } -static void snd_mixer_oss_proc_done(snd_mixer_oss_t *mixer) +static void snd_mixer_oss_proc_done(struct snd_mixer_oss *mixer) { - if (mixer->proc_entry) { - snd_info_unregister(mixer->proc_entry); - mixer->proc_entry = NULL; - } + snd_info_free_entry(mixer->proc_entry); + mixer->proc_entry = NULL; } +#else /* !CONFIG_PROC_FS */ +#define snd_mixer_oss_proc_init(mix) +#define snd_mixer_oss_proc_done(mix) +#endif /* CONFIG_PROC_FS */ -static void snd_mixer_oss_build(snd_mixer_oss_t *mixer) +static void snd_mixer_oss_build(struct snd_mixer_oss *mixer) { static struct snd_mixer_oss_assign_table table[] = { { SOUND_MIXER_VOLUME, "Master", 0 }, @@ -1194,7 +1273,9 @@ static void snd_mixer_oss_build(snd_mixer_oss_t *mixer) { SOUND_MIXER_SYNTH, "FM", 0 }, /* fallback */ { SOUND_MIXER_SYNTH, "Music", 0 }, /* fallback */ { SOUND_MIXER_PCM, "PCM", 0 }, - { SOUND_MIXER_SPEAKER, "PC Speaker", 0 }, + { SOUND_MIXER_SPEAKER, "Beep", 0 }, + { SOUND_MIXER_SPEAKER, "PC Speaker", 0 }, /* fallback */ + { SOUND_MIXER_SPEAKER, "Speaker", 0 }, /* fallback */ { SOUND_MIXER_LINE, "Line", 0 }, { SOUND_MIXER_MIC, "Mic", 0 }, { SOUND_MIXER_CD, "CD", 0 }, @@ -1216,6 +1297,8 @@ static void snd_mixer_oss_build(snd_mixer_oss_t *mixer) { SOUND_MIXER_DIGITAL3, "Digital", 2 }, { SOUND_MIXER_PHONEIN, "Phone", 0 }, { SOUND_MIXER_PHONEOUT, "Master Mono", 0 }, + { SOUND_MIXER_PHONEOUT, "Speaker", 0 }, /*fallback*/ + { SOUND_MIXER_PHONEOUT, "Mono", 0 }, /*fallback*/ { SOUND_MIXER_PHONEOUT, "Phone", 0 }, /* fallback */ { SOUND_MIXER_VIDEO, "Video", 0 }, { SOUND_MIXER_RADIO, "Radio", 0 }, @@ -1237,16 +1320,18 @@ static void snd_mixer_oss_build(snd_mixer_oss_t *mixer) static int snd_mixer_oss_free1(void *private) { - snd_mixer_oss_t *mixer = private; - snd_card_t * card; + struct snd_mixer_oss *mixer = private; + struct snd_card *card; int idx; - snd_assert(mixer != NULL, return -ENXIO); + if (!mixer) + return 0; card = mixer->card; - snd_assert(mixer == card->mixer_oss, return -ENXIO); + if (snd_BUG_ON(mixer != card->mixer_oss)) + return -ENXIO; card->mixer_oss = NULL; for (idx = 0; idx < SNDRV_OSS_MAX_MIXERS; idx++) { - snd_mixer_oss_slot_t *chn = &mixer->slots[idx]; + struct snd_mixer_oss_slot *chn = &mixer->slots[idx]; if (chn->private_free) chn->private_free(chn); } @@ -1254,24 +1339,23 @@ static int snd_mixer_oss_free1(void *private) return 0; } -static int snd_mixer_oss_notify_handler(snd_card_t * card, int cmd) +static int snd_mixer_oss_notify_handler(struct snd_card *card, int cmd) { - snd_mixer_oss_t *mixer; + struct snd_mixer_oss *mixer; if (cmd == SND_MIXER_OSS_NOTIFY_REGISTER) { - char name[128]; int idx, err; mixer = kcalloc(2, sizeof(*mixer), GFP_KERNEL); if (mixer == NULL) return -ENOMEM; - init_MUTEX(&mixer->reg_mutex); - sprintf(name, "mixer%i%i", card->number, 0); + mutex_init(&mixer->reg_mutex); if ((err = snd_register_oss_device(SNDRV_OSS_DEVICE_TYPE_MIXER, card, 0, - &snd_mixer_oss_reg, - name)) < 0) { - snd_printk("unable to register OSS mixer device %i:%i\n", card->number, 0); + &snd_mixer_oss_f_ops, card)) < 0) { + dev_err(card->dev, + "unable to register OSS mixer device %i:%i\n", + card->number, 0); kfree(mixer); return err; } @@ -1280,7 +1364,8 @@ static int snd_mixer_oss_notify_handler(snd_card_t * card, int cmd) if (*card->mixername) strlcpy(mixer->name, card->mixername, sizeof(mixer->name)); else - strlcpy(mixer->name, name, sizeof(mixer->name)); + snprintf(mixer->name, sizeof(mixer->name), + "mixer%i", card->number); #ifdef SNDRV_OSS_INFO_DEV_MIXERS snd_oss_info_register(SNDRV_OSS_INFO_DEV_MIXERS, card->number, @@ -1291,21 +1376,19 @@ static int snd_mixer_oss_notify_handler(snd_card_t * card, int cmd) card->mixer_oss = mixer; snd_mixer_oss_build(mixer); snd_mixer_oss_proc_init(mixer); - } else if (cmd == SND_MIXER_OSS_NOTIFY_DISCONNECT) { - mixer = card->mixer_oss; - if (mixer == NULL || !mixer->oss_dev_alloc) - return 0; - snd_unregister_oss_device(SNDRV_OSS_DEVICE_TYPE_MIXER, mixer->card, 0); - mixer->oss_dev_alloc = 0; - } else { /* free */ + } else { mixer = card->mixer_oss; if (mixer == NULL) return 0; + if (mixer->oss_dev_alloc) { #ifdef SNDRV_OSS_INFO_DEV_MIXERS - snd_oss_info_unregister(SNDRV_OSS_INFO_DEV_MIXERS, mixer->card->number); + snd_oss_info_unregister(SNDRV_OSS_INFO_DEV_MIXERS, mixer->card->number); #endif - if (mixer->oss_dev_alloc) snd_unregister_oss_device(SNDRV_OSS_DEVICE_TYPE_MIXER, mixer->card, 0); + mixer->oss_dev_alloc = 0; + } + if (cmd == SND_MIXER_OSS_NOTIFY_DISCONNECT) + return 0; snd_mixer_oss_proc_done(mixer); return snd_mixer_oss_free1(mixer); } |