diff options
Diffstat (limited to 'sound/core/oss')
| -rw-r--r-- | sound/core/oss/linear.c | 10 | ||||
| -rw-r--r-- | sound/core/oss/mixer_oss.c | 85 | ||||
| -rw-r--r-- | sound/core/oss/mulaw.c | 2 | ||||
| -rw-r--r-- | sound/core/oss/pcm_oss.c | 224 | ||||
| -rw-r--r-- | sound/core/oss/pcm_plugin.c | 46 | ||||
| -rw-r--r-- | sound/core/oss/pcm_plugin.h | 11 | ||||
| -rw-r--r-- | sound/core/oss/route.c | 7 |
7 files changed, 220 insertions, 165 deletions
diff --git a/sound/core/oss/linear.c b/sound/core/oss/linear.c index 4c1d1682719..2045697f449 100644 --- a/sound/core/oss/linear.c +++ b/sound/core/oss/linear.c @@ -90,11 +90,8 @@ static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin, struct snd_pcm_plugin_channel *dst_channels, snd_pcm_uframes_t frames) { - struct linear_priv *data; - if (snd_BUG_ON(!plugin || !src_channels || !dst_channels)) return -ENXIO; - data = (struct linear_priv *)plugin->extra_data; if (frames == 0) return 0; #ifdef CONFIG_SND_DEBUG @@ -114,7 +111,8 @@ static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin, return frames; } -static void init_data(struct linear_priv *data, int src_format, int dst_format) +static void init_data(struct linear_priv *data, + snd_pcm_format_t src_format, snd_pcm_format_t dst_format) { int src_le, dst_le, src_bytes, dst_bytes; @@ -140,9 +138,9 @@ static void init_data(struct linear_priv *data, int src_format, int dst_format) if (snd_pcm_format_signed(src_format) != snd_pcm_format_signed(dst_format)) { if (dst_le) - data->flip = cpu_to_le32(0x80000000); + data->flip = (__force u32)cpu_to_le32(0x80000000); else - data->flip = cpu_to_be32(0x80000000); + data->flip = (__force u32)cpu_to_be32(0x80000000); } } diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c index 54e2eb56e4c..5e6349f00ec 100644 --- a/sound/core/oss/mixer_oss.c +++ b/sound/core/oss/mixer_oss.c @@ -23,6 +23,7 @@ #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> @@ -43,18 +44,27 @@ static int snd_mixer_oss_open(struct inode *inode, struct file *file) struct snd_mixer_oss_file *fmixer; int err; + 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; @@ -63,8 +73,10 @@ 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; } @@ -73,7 +85,7 @@ static int snd_mixer_oss_release(struct inode *inode, struct file *file) struct snd_mixer_oss_file *fmixer; if (file->private_data) { - fmixer = (struct snd_mixer_oss_file *) file->private_data; + fmixer = file->private_data; module_put(fmixer->card->module); snd_card_file_remove(fmixer->card, file); kfree(fmixer); @@ -186,9 +198,10 @@ static int snd_mixer_oss_get_recsrc(struct snd_mixer_oss_file *fmixer) 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 { struct snd_mixer_oss_slot *pslot; int chn; @@ -210,6 +223,7 @@ static int snd_mixer_oss_set_recsrc(struct snd_mixer_oss_file *fmixer, int recsr 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) @@ -218,8 +232,8 @@ static int snd_mixer_oss_set_recsrc(struct snd_mixer_oss_file *fmixer, int recsr 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]; @@ -364,7 +378,7 @@ static int snd_mixer_oss_ioctl1(struct snd_mixer_oss_file *fmixer, unsigned int static long snd_mixer_oss_ioctl(struct file *file, unsigned int cmd, unsigned long arg) { - return snd_mixer_oss_ioctl1((struct snd_mixer_oss_file *) file->private_data, cmd, arg); + return snd_mixer_oss_ioctl1(file->private_data, cmd, arg); } int snd_mixer_oss_ioctl_card(struct snd_card *card, unsigned int cmd, unsigned long arg) @@ -397,6 +411,7 @@ 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, }; @@ -492,7 +507,7 @@ static struct snd_kcontrol *snd_mixer_oss_test_id(struct snd_mixer_oss *mixer, c 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); } @@ -577,7 +592,7 @@ 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) { @@ -613,8 +628,10 @@ static void snd_mixer_oss_put_volume1_vol(struct snd_mixer_oss_file *fmixer, 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) @@ -653,7 +670,7 @@ static void snd_mixer_oss_put_volume1_sw(struct snd_mixer_oss_file *fmixer, 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); @@ -686,7 +703,7 @@ 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); @@ -735,7 +752,7 @@ 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; @@ -748,7 +765,7 @@ 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; @@ -761,7 +778,7 @@ 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; @@ -771,7 +788,7 @@ 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; @@ -792,7 +809,7 @@ static int snd_mixer_oss_get_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned 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); @@ -808,7 +825,7 @@ static int snd_mixer_oss_get_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned 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)) @@ -821,6 +838,7 @@ static int snd_mixer_oss_get_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned err = 0; __unlock: up_read(&card->controls_rwsem); + __free_only: kfree(uctl); kfree(uinfo); return err; @@ -842,7 +860,7 @@ static int snd_mixer_oss_put_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned 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); @@ -856,7 +874,7 @@ static int snd_mixer_oss_put_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned 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)) @@ -875,6 +893,7 @@ static int snd_mixer_oss_put_recsrc2(struct snd_mixer_oss_file *fmixer, unsigned err = 0; __unlock: up_read(&card->controls_rwsem); + __free_only: kfree(uctl); kfree(uinfo); return err; @@ -920,7 +939,7 @@ static int snd_mixer_oss_build_test(struct snd_mixer_oss *mixer, struct slot *sl 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); @@ -1034,6 +1053,7 @@ static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, struct snd_mix if (kctl->info(kctl, uinfo)) { up_read(&mixer->card->controls_rwsem); + kfree(uinfo); return 0; } strcpy(str, ptr->name); @@ -1049,6 +1069,7 @@ static int snd_mixer_oss_build_input(struct snd_mixer_oss *mixer, struct snd_mix 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)) { @@ -1166,7 +1187,8 @@ static void snd_mixer_oss_proc_write(struct snd_info_entry *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)); @@ -1180,7 +1202,7 @@ static void snd_mixer_oss_proc_write(struct snd_info_entry *entry, 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; } mutex_lock(&mixer->reg_mutex); @@ -1191,7 +1213,7 @@ static void snd_mixer_oss_proc_write(struct snd_info_entry *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; @@ -1322,20 +1344,18 @@ static int snd_mixer_oss_notify_handler(struct snd_card *card, int cmd) 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; mutex_init(&mixer->reg_mutex); - sprintf(name, "mixer%i%i", card->number, 0); if ((err = snd_register_oss_device(SNDRV_OSS_DEVICE_TYPE_MIXER, card, 0, - &snd_mixer_oss_f_ops, card, - name)) < 0) { - snd_printk(KERN_ERR "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; } @@ -1344,7 +1364,8 @@ static int snd_mixer_oss_notify_handler(struct snd_card *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, diff --git a/sound/core/oss/mulaw.c b/sound/core/oss/mulaw.c index f7649d4d950..7915564bd39 100644 --- a/sound/core/oss/mulaw.c +++ b/sound/core/oss/mulaw.c @@ -274,7 +274,7 @@ static snd_pcm_sframes_t mulaw_transfer(struct snd_pcm_plugin *plugin, return frames; } -static void init_data(struct mulaw_priv *data, int format) +static void init_data(struct mulaw_priv *data, snd_pcm_format_t format) { #ifdef SNDRV_LITTLE_ENDIAN data->cvt_endian = snd_pcm_format_big_endian(format) > 0; diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index d9c96353121..ada69d7a8d7 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -30,7 +30,7 @@ #include <linux/slab.h> #include <linux/time.h> #include <linux/vmalloc.h> -#include <linux/moduleparam.h> +#include <linux/module.h> #include <linux/math64.h> #include <linux/string.h> #include <sound/core.h> @@ -41,12 +41,13 @@ #include <sound/info.h> #include <linux/soundcard.h> #include <sound/initval.h> +#include <sound/mixer_oss.h> #define OSS_ALSAEMULVER _SIOR ('M', 249, int) static int dsp_map[SNDRV_CARDS]; static int adsp_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 1}; -static int nonblock_open = 1; +static bool nonblock_open = 1; MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Abramo Bagnara <abramo@alsa-project.org>"); MODULE_DESCRIPTION("PCM OSS emulation for ALSA."); @@ -60,7 +61,6 @@ MODULE_PARM_DESC(nonblock_open, "Don't block opening busy PCM devices."); MODULE_ALIAS_SNDRV_MINOR(SNDRV_MINOR_OSS_PCM); MODULE_ALIAS_SNDRV_MINOR(SNDRV_MINOR_OSS_PCM1); -extern int snd_mixer_oss_ioctl_card(struct snd_card *card, unsigned int cmd, unsigned long arg); static int snd_pcm_oss_get_rate(struct snd_pcm_oss_file *pcm_oss_file); static int snd_pcm_oss_get_channels(struct snd_pcm_oss_file *pcm_oss_file); static int snd_pcm_oss_get_format(struct snd_pcm_oss_file *pcm_oss_file); @@ -453,8 +453,10 @@ static int snd_pcm_hw_param_near(struct snd_pcm_substream *pcm, } else { *params = *save; max = snd_pcm_hw_param_max(pcm, params, var, max, &maxdir); - if (max < 0) + if (max < 0) { + kfree(save); return max; + } last = 1; } _end: @@ -632,6 +634,12 @@ static long snd_pcm_alsa_frames(struct snd_pcm_substream *substream, long bytes) return bytes_to_frames(runtime, (buffer_size * bytes) / runtime->oss.buffer_bytes); } +static inline +snd_pcm_uframes_t get_hw_ptr_period(struct snd_pcm_runtime *runtime) +{ + return runtime->hw_ptr_interrupt; +} + /* define extended formats in the recent OSS versions (if any) */ /* linear formats */ #define AFMT_S32_LE 0x00001000 @@ -648,7 +656,7 @@ static long snd_pcm_alsa_frames(struct snd_pcm_substream *substream, long bytes) #define AFMT_AC3 0x00000400 #define AFMT_VORBIS 0x00000800 -static int snd_pcm_oss_format_from(int format) +static snd_pcm_format_t snd_pcm_oss_format_from(int format) { switch (format) { case AFMT_MU_LAW: return SNDRV_PCM_FORMAT_MU_LAW; @@ -672,7 +680,7 @@ static int snd_pcm_oss_format_from(int format) } } -static int snd_pcm_oss_format_to(int format) +static int snd_pcm_oss_format_to(snd_pcm_format_t format) { switch (format) { case SNDRV_PCM_FORMAT_MU_LAW: return AFMT_MU_LAW; @@ -835,7 +843,8 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) size_t oss_frame_size; int err; int direct; - int format, sformat, n; + snd_pcm_format_t format, sformat; + int n; struct snd_mask sformat_mask; struct snd_mask mask; @@ -845,7 +854,7 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) params = kmalloc(sizeof(*params), GFP_KERNEL); sparams = kmalloc(sizeof(*sparams), GFP_KERNEL); if (!sw_params || !params || !sparams) { - snd_printd("No memory\n"); + pcm_dbg(substream->pcm, "No memory\n"); err = -ENOMEM; goto failure; } @@ -860,15 +869,15 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) _snd_pcm_hw_param_min(sparams, SNDRV_PCM_HW_PARAM_PERIODS, 2, 0); snd_mask_none(&mask); if (atomic_read(&substream->mmap_count)) - snd_mask_set(&mask, SNDRV_PCM_ACCESS_MMAP_INTERLEAVED); + snd_mask_set(&mask, (__force int)SNDRV_PCM_ACCESS_MMAP_INTERLEAVED); else { - snd_mask_set(&mask, SNDRV_PCM_ACCESS_RW_INTERLEAVED); + snd_mask_set(&mask, (__force int)SNDRV_PCM_ACCESS_RW_INTERLEAVED); if (!direct) - snd_mask_set(&mask, SNDRV_PCM_ACCESS_RW_NONINTERLEAVED); + snd_mask_set(&mask, (__force int)SNDRV_PCM_ACCESS_RW_NONINTERLEAVED); } err = snd_pcm_hw_param_mask(substream, sparams, SNDRV_PCM_HW_PARAM_ACCESS, &mask); if (err < 0) { - snd_printd("No usable accesses\n"); + pcm_dbg(substream->pcm, "No usable accesses\n"); err = -EINVAL; goto failure; } @@ -883,19 +892,22 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) else sformat = snd_pcm_plug_slave_format(format, &sformat_mask); - if (sformat < 0 || !snd_mask_test(&sformat_mask, sformat)) { - for (sformat = 0; sformat <= SNDRV_PCM_FORMAT_LAST; sformat++) { - if (snd_mask_test(&sformat_mask, sformat) && + if ((__force int)sformat < 0 || + !snd_mask_test(&sformat_mask, (__force int)sformat)) { + for (sformat = (__force snd_pcm_format_t)0; + (__force int)sformat <= (__force int)SNDRV_PCM_FORMAT_LAST; + sformat = (__force snd_pcm_format_t)((__force int)sformat + 1)) { + if (snd_mask_test(&sformat_mask, (__force int)sformat) && snd_pcm_oss_format_to(sformat) >= 0) break; } - if (sformat > SNDRV_PCM_FORMAT_LAST) { - snd_printd("Cannot find a format!!!\n"); + if ((__force int)sformat > (__force int)SNDRV_PCM_FORMAT_LAST) { + pcm_dbg(substream->pcm, "Cannot find a format!!!\n"); err = -EINVAL; goto failure; } } - err = _snd_pcm_hw_param_set(sparams, SNDRV_PCM_HW_PARAM_FORMAT, sformat, 0); + err = _snd_pcm_hw_param_set(sparams, SNDRV_PCM_HW_PARAM_FORMAT, (__force int)sformat, 0); if (err < 0) goto failure; @@ -904,9 +916,9 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) } else { _snd_pcm_hw_params_any(params); _snd_pcm_hw_param_set(params, SNDRV_PCM_HW_PARAM_ACCESS, - SNDRV_PCM_ACCESS_RW_INTERLEAVED, 0); + (__force int)SNDRV_PCM_ACCESS_RW_INTERLEAVED, 0); _snd_pcm_hw_param_set(params, SNDRV_PCM_HW_PARAM_FORMAT, - snd_pcm_oss_format_from(runtime->oss.format), 0); + (__force int)snd_pcm_oss_format_from(runtime->oss.format), 0); _snd_pcm_hw_param_set(params, SNDRV_PCM_HW_PARAM_CHANNELS, runtime->oss.channels, 0); _snd_pcm_hw_param_set(params, SNDRV_PCM_HW_PARAM_RATE, @@ -930,14 +942,16 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) if ((err = snd_pcm_plug_format_plugins(substream, params, sparams)) < 0) { - snd_printd("snd_pcm_plug_format_plugins failed: %i\n", err); + pcm_dbg(substream->pcm, + "snd_pcm_plug_format_plugins failed: %i\n", err); snd_pcm_oss_plugin_clear(substream); goto failure; } if (runtime->oss.plugin_first) { struct snd_pcm_plugin *plugin; if ((err = snd_pcm_plugin_build_io(substream, sparams, &plugin)) < 0) { - snd_printd("snd_pcm_plugin_build_io failed: %i\n", err); + pcm_dbg(substream->pcm, + "snd_pcm_plugin_build_io failed: %i\n", err); snd_pcm_oss_plugin_clear(substream); goto failure; } @@ -971,7 +985,7 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_DROP, NULL); if ((err = snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_HW_PARAMS, sparams)) < 0) { - snd_printd("HW_PARAMS failed: %i\n", err); + pcm_dbg(substream->pcm, "HW_PARAMS failed: %i\n", err); goto failure; } @@ -1004,7 +1018,7 @@ static int snd_pcm_oss_change_params(struct snd_pcm_substream *substream) } if ((err = snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_SW_PARAMS, sw_params)) < 0) { - snd_printd("SW_PARAMS failed: %i\n", err); + pcm_dbg(substream->pcm, "SW_PARAMS failed: %i\n", err); goto failure; } @@ -1098,11 +1112,12 @@ static int snd_pcm_oss_prepare(struct snd_pcm_substream *substream) err = snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_PREPARE, NULL); if (err < 0) { - snd_printd("snd_pcm_oss_prepare: SNDRV_PCM_IOCTL_PREPARE failed\n"); + pcm_dbg(substream->pcm, + "snd_pcm_oss_prepare: SNDRV_PCM_IOCTL_PREPARE failed\n"); return err; } runtime->oss.prepare = 0; - runtime->oss.prev_hw_ptr_interrupt = 0; + runtime->oss.prev_hw_ptr_period = 0; runtime->oss.period_ptr = 0; runtime->oss.buffer_used = 0; @@ -1163,12 +1178,10 @@ snd_pcm_sframes_t snd_pcm_oss_write3(struct snd_pcm_substream *substream, const if (runtime->status->state == SNDRV_PCM_STATE_XRUN || runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) { #ifdef OSS_DEBUG - if (runtime->status->state == SNDRV_PCM_STATE_XRUN) - printk(KERN_DEBUG "pcm_oss: write: " - "recovering from XRUN\n"); - else - printk(KERN_DEBUG "pcm_oss: write: " - "recovering from SUSPEND\n"); + pcm_dbg(substream->pcm, + "pcm_oss: write: recovering from %s\n", + runtime->status->state == SNDRV_PCM_STATE_XRUN ? + "XRUN" : "SUSPEND"); #endif ret = snd_pcm_oss_prepare(substream); if (ret < 0) @@ -1177,10 +1190,10 @@ snd_pcm_sframes_t snd_pcm_oss_write3(struct snd_pcm_substream *substream, const if (in_kernel) { mm_segment_t fs; fs = snd_enter_user(); - ret = snd_pcm_lib_write(substream, (void __user *)ptr, frames); + ret = snd_pcm_lib_write(substream, (void __force __user *)ptr, frames); snd_leave_user(fs); } else { - ret = snd_pcm_lib_write(substream, (void __user *)ptr, frames); + ret = snd_pcm_lib_write(substream, (void __force __user *)ptr, frames); } if (ret != -EPIPE && ret != -ESTRPIPE) break; @@ -1201,12 +1214,10 @@ snd_pcm_sframes_t snd_pcm_oss_read3(struct snd_pcm_substream *substream, char *p if (runtime->status->state == SNDRV_PCM_STATE_XRUN || runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) { #ifdef OSS_DEBUG - if (runtime->status->state == SNDRV_PCM_STATE_XRUN) - printk(KERN_DEBUG "pcm_oss: read: " - "recovering from XRUN\n"); - else - printk(KERN_DEBUG "pcm_oss: read: " - "recovering from SUSPEND\n"); + pcm_dbg(substream->pcm, + "pcm_oss: read: recovering from %s\n", + runtime->status->state == SNDRV_PCM_STATE_XRUN ? + "XRUN" : "SUSPEND"); #endif ret = snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_DRAIN, NULL); if (ret < 0) @@ -1222,10 +1233,10 @@ snd_pcm_sframes_t snd_pcm_oss_read3(struct snd_pcm_substream *substream, char *p if (in_kernel) { mm_segment_t fs; fs = snd_enter_user(); - ret = snd_pcm_lib_read(substream, (void __user *)ptr, frames); + ret = snd_pcm_lib_read(substream, (void __force __user *)ptr, frames); snd_leave_user(fs); } else { - ret = snd_pcm_lib_read(substream, (void __user *)ptr, frames); + ret = snd_pcm_lib_read(substream, (void __force __user *)ptr, frames); } if (ret == -EPIPE) { if (runtime->status->state == SNDRV_PCM_STATE_DRAINING) { @@ -1249,12 +1260,10 @@ snd_pcm_sframes_t snd_pcm_oss_writev3(struct snd_pcm_substream *substream, void if (runtime->status->state == SNDRV_PCM_STATE_XRUN || runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) { #ifdef OSS_DEBUG - if (runtime->status->state == SNDRV_PCM_STATE_XRUN) - printk(KERN_DEBUG "pcm_oss: writev: " - "recovering from XRUN\n"); - else - printk(KERN_DEBUG "pcm_oss: writev: " - "recovering from SUSPEND\n"); + pcm_dbg(substream->pcm, + "pcm_oss: writev: recovering from %s\n", + runtime->status->state == SNDRV_PCM_STATE_XRUN ? + "XRUN" : "SUSPEND"); #endif ret = snd_pcm_oss_prepare(substream); if (ret < 0) @@ -1287,12 +1296,10 @@ snd_pcm_sframes_t snd_pcm_oss_readv3(struct snd_pcm_substream *substream, void * if (runtime->status->state == SNDRV_PCM_STATE_XRUN || runtime->status->state == SNDRV_PCM_STATE_SUSPENDED) { #ifdef OSS_DEBUG - if (runtime->status->state == SNDRV_PCM_STATE_XRUN) - printk(KERN_DEBUG "pcm_oss: readv: " - "recovering from XRUN\n"); - else - printk(KERN_DEBUG "pcm_oss: readv: " - "recovering from SUSPEND\n"); + pcm_dbg(substream->pcm, + "pcm_oss: readv: recovering from %s\n", + runtime->status->state == SNDRV_PCM_STATE_XRUN ? + "XRUN" : "SUSPEND"); #endif ret = snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_DRAIN, NULL); if (ret < 0) @@ -1325,7 +1332,7 @@ static ssize_t snd_pcm_oss_write2(struct snd_pcm_substream *substream, const cha struct snd_pcm_plugin_channel *channels; size_t oss_frame_bytes = (runtime->oss.plugin_first->src_width * runtime->oss.plugin_first->src_format.channels) / 8; if (!in_kernel) { - if (copy_from_user(runtime->oss.buffer, (const char __user *)buf, bytes)) + if (copy_from_user(runtime->oss.buffer, (const char __force __user *)buf, bytes)) return -EFAULT; buf = runtime->oss.buffer; } @@ -1421,7 +1428,7 @@ static ssize_t snd_pcm_oss_read2(struct snd_pcm_substream *substream, char *buf, struct snd_pcm_runtime *runtime = substream->runtime; snd_pcm_sframes_t frames, frames1; #ifdef CONFIG_SND_PCM_OSS_PLUGINS - char __user *final_dst = (char __user *)buf; + char __user *final_dst = (char __force __user *)buf; if (runtime->oss.plugin_first) { struct snd_pcm_plugin_channel *channels; size_t oss_frame_bytes = (runtime->oss.plugin_last->dst_width * runtime->oss.plugin_last->dst_format.channels) / 8; @@ -1504,16 +1511,19 @@ static ssize_t snd_pcm_oss_read1(struct snd_pcm_substream *substream, char __use static int snd_pcm_oss_reset(struct snd_pcm_oss_file *pcm_oss_file) { struct snd_pcm_substream *substream; + struct snd_pcm_runtime *runtime; + int i; - substream = pcm_oss_file->streams[SNDRV_PCM_STREAM_PLAYBACK]; - if (substream != NULL) { - snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_DROP, NULL); - substream->runtime->oss.prepare = 1; - } - substream = pcm_oss_file->streams[SNDRV_PCM_STREAM_CAPTURE]; - if (substream != NULL) { + for (i = 0; i < 2; i++) { + substream = pcm_oss_file->streams[i]; + if (!substream) + continue; + runtime = substream->runtime; snd_pcm_kernel_ioctl(substream, SNDRV_PCM_IOCTL_DROP, NULL); - substream->runtime->oss.prepare = 1; + runtime->oss.prepare = 1; + runtime->oss.buffer_used = 0; + runtime->oss.prev_hw_ptr_period = 0; + runtime->oss.period_ptr = 0; } return 0; } @@ -1538,6 +1548,7 @@ static int snd_pcm_oss_sync1(struct snd_pcm_substream *substream, size_t size) { struct snd_pcm_runtime *runtime; ssize_t result = 0; + snd_pcm_state_t state; long res; wait_queue_t wait; @@ -1545,7 +1556,7 @@ static int snd_pcm_oss_sync1(struct snd_pcm_substream *substream, size_t size) init_waitqueue_entry(&wait, current); add_wait_queue(&runtime->sleep, &wait); #ifdef OSS_DEBUG - printk(KERN_DEBUG "sync1: size = %li\n", size); + pcm_dbg(substream->pcm, "sync1: size = %li\n", size); #endif while (1) { result = snd_pcm_oss_write2(substream, runtime->oss.buffer, size, 1); @@ -1559,9 +1570,9 @@ static int snd_pcm_oss_sync1(struct snd_pcm_substream *substream, size_t size) result = 0; set_current_state(TASK_INTERRUPTIBLE); snd_pcm_stream_lock_irq(substream); - res = runtime->status->state; + state = runtime->status->state; snd_pcm_stream_unlock_irq(substream); - if (res != SNDRV_PCM_STATE_RUNNING) { + if (state != SNDRV_PCM_STATE_RUNNING) { set_current_state(TASK_RUNNING); break; } @@ -1571,7 +1582,8 @@ static int snd_pcm_oss_sync1(struct snd_pcm_substream *substream, size_t size) break; } if (res == 0) { - snd_printk(KERN_ERR "OSS sync error - DMA timeout\n"); + pcm_err(substream->pcm, + "OSS sync error - DMA timeout\n"); result = -EIO; break; } @@ -1602,7 +1614,7 @@ static int snd_pcm_oss_sync(struct snd_pcm_oss_file *pcm_oss_file) mutex_lock(&runtime->oss.params_lock); if (runtime->oss.buffer_used > 0) { #ifdef OSS_DEBUG - printk(KERN_DEBUG "sync: buffer_used\n"); + pcm_dbg(substream->pcm, "sync: buffer_used\n"); #endif size = (8 * (runtime->oss.period_bytes - runtime->oss.buffer_used) + 7) / width; snd_pcm_format_set_silence(format, @@ -1615,7 +1627,7 @@ static int snd_pcm_oss_sync(struct snd_pcm_oss_file *pcm_oss_file) } } else if (runtime->oss.period_ptr > 0) { #ifdef OSS_DEBUG - printk(KERN_DEBUG "sync: period_ptr\n"); + pcm_dbg(substream->pcm, "sync: period_ptr\n"); #endif size = runtime->oss.period_bytes - runtime->oss.period_ptr; snd_pcm_format_set_silence(format, @@ -1647,7 +1659,7 @@ static int snd_pcm_oss_sync(struct snd_pcm_oss_file *pcm_oss_file) size1); size1 /= runtime->channels; /* frames */ fs = snd_enter_user(); - snd_pcm_lib_write(substream, (void __user *)runtime->oss.buffer, size1); + snd_pcm_lib_write(substream, (void __force __user *)runtime->oss.buffer, size1); snd_leave_user(fs); } } else if (runtime->access == SNDRV_PCM_ACCESS_RW_NONINTERLEAVED) { @@ -1950,7 +1962,8 @@ static int snd_pcm_oss_get_caps(struct snd_pcm_oss_file *pcm_oss_file) return result; } -static void snd_pcm_oss_simulate_fill(struct snd_pcm_substream *substream, snd_pcm_uframes_t hw_ptr) +static void snd_pcm_oss_simulate_fill(struct snd_pcm_substream *substream, + snd_pcm_uframes_t hw_ptr) { struct snd_pcm_runtime *runtime = substream->runtime; snd_pcm_uframes_t appl_ptr; @@ -1966,7 +1979,7 @@ static int snd_pcm_oss_set_trigger(struct snd_pcm_oss_file *pcm_oss_file, int tr int err, cmd; #ifdef OSS_DEBUG - printk(KERN_DEBUG "pcm_oss: trigger = 0x%x\n", trigger); + pcm_dbg(substream->pcm, "pcm_oss: trigger = 0x%x\n", trigger); #endif psubstream = pcm_oss_file->streams[SNDRV_PCM_STREAM_PLAYBACK]; @@ -1986,7 +1999,8 @@ static int snd_pcm_oss_set_trigger(struct snd_pcm_oss_file *pcm_oss_file, int tr if (runtime->oss.trigger) goto _skip1; if (atomic_read(&psubstream->mmap_count)) - snd_pcm_oss_simulate_fill(psubstream, runtime->hw_ptr_interrupt); + snd_pcm_oss_simulate_fill(psubstream, + get_hw_ptr_period(runtime)); runtime->oss.trigger = 1; runtime->start_threshold = 1; cmd = SNDRV_PCM_IOCTL_START; @@ -2105,11 +2119,12 @@ static int snd_pcm_oss_get_ptr(struct snd_pcm_oss_file *pcm_oss_file, int stream info.ptr = snd_pcm_oss_bytes(substream, runtime->status->hw_ptr % runtime->buffer_size); if (atomic_read(&substream->mmap_count)) { snd_pcm_sframes_t n; - n = (delay = runtime->hw_ptr_interrupt) - runtime->oss.prev_hw_ptr_interrupt; + delay = get_hw_ptr_period(runtime); + n = delay - runtime->oss.prev_hw_ptr_period; if (n < 0) n += runtime->boundary; info.blocks = n / runtime->period_size; - runtime->oss.prev_hw_ptr_interrupt = delay; + runtime->oss.prev_hw_ptr_period = delay; if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK) snd_pcm_oss_simulate_fill(substream, delay); info.bytes = snd_pcm_oss_bytes(substream, runtime->status->hw_ptr) & INT_MAX; @@ -2184,9 +2199,9 @@ static int snd_pcm_oss_get_space(struct snd_pcm_oss_file *pcm_oss_file, int stre } #ifdef OSS_DEBUG - printk(KERN_DEBUG "pcm_oss: space: bytes = %i, fragments = %i, " - "fragstotal = %i, fragsize = %i\n", - info.bytes, info.fragments, info.fragstotal, info.fragsize); + pcm_dbg(substream->pcm, + "pcm_oss: space: bytes = %i, fragments = %i, fragstotal = %i, fragsize = %i\n", + info.bytes, info.fragments, info.fragstotal, info.fragsize); #endif if (copy_to_user(_info, &info, sizeof(info))) return -EFAULT; @@ -2196,7 +2211,7 @@ static int snd_pcm_oss_get_space(struct snd_pcm_oss_file *pcm_oss_file, int stre static int snd_pcm_oss_get_mapbuf(struct snd_pcm_oss_file *pcm_oss_file, int stream, struct buffmem_desc __user * _info) { // it won't be probably implemented - // snd_printd("TODO: snd_pcm_oss_get_mapbuf\n"); + // pr_debug("TODO: snd_pcm_oss_get_mapbuf\n"); return -EINVAL; } @@ -2370,6 +2385,10 @@ static int snd_pcm_oss_open(struct inode *inode, struct file *file) int nonblock; wait_queue_t wait; + err = nonseekable_open(inode, file); + if (err < 0) + return err; + pcm = snd_lookup_oss_minor_data(iminor(inode), SNDRV_OSS_DEVICE_TYPE_PCM); if (pcm == NULL) { @@ -2418,6 +2437,10 @@ static int snd_pcm_oss_open(struct inode *inode, struct file *file) mutex_unlock(&pcm->open_mutex); schedule(); mutex_lock(&pcm->open_mutex); + if (pcm->card->shutdown) { + err = -ENODEV; + break; + } if (signal_pending(current)) { err = -ERESTARTSYS; break; @@ -2427,6 +2450,7 @@ static int snd_pcm_oss_open(struct inode *inode, struct file *file) mutex_unlock(&pcm->open_mutex); if (err < 0) goto __error; + snd_card_unref(pcm->card); return err; __error: @@ -2434,6 +2458,8 @@ static int snd_pcm_oss_open(struct inode *inode, struct file *file) __error2: snd_card_file_remove(pcm->card, file); __error1: + if (pcm) + snd_card_unref(pcm->card); return err; } @@ -2489,7 +2515,7 @@ static long snd_pcm_oss_ioctl(struct file *file, unsigned int cmd, unsigned long if (((cmd >> 8) & 0xff) != 'P') return -EINVAL; #ifdef OSS_DEBUG - printk(KERN_DEBUG "pcm_oss: ioctl = 0x%x\n", cmd); + pr_debug("pcm_oss: ioctl = 0x%x\n", cmd); #endif switch (cmd) { case SNDCTL_DSP_RESET: @@ -2616,7 +2642,7 @@ static long snd_pcm_oss_ioctl(struct file *file, unsigned int cmd, unsigned long case SNDCTL_DSP_PROFILE: return 0; /* silently ignore */ default: - snd_printd("pcm_oss: unknown command = 0x%x\n", cmd); + pr_debug("pcm_oss: unknown command = 0x%x\n", cmd); } return -EINVAL; } @@ -2643,8 +2669,9 @@ static ssize_t snd_pcm_oss_read(struct file *file, char __user *buf, size_t coun #else { ssize_t res = snd_pcm_oss_read1(substream, buf, count); - printk(KERN_DEBUG "pcm_oss: read %li bytes " - "(returned %li bytes)\n", (long)count, (long)res); + pcm_dbg(substream->pcm, + "pcm_oss: read %li bytes (returned %li bytes)\n", + (long)count, (long)res); return res; } #endif @@ -2663,7 +2690,7 @@ static ssize_t snd_pcm_oss_write(struct file *file, const char __user *buf, size substream->f_flags = file->f_flags & O_NONBLOCK; result = snd_pcm_oss_write1(substream, buf, count); #ifdef OSS_DEBUG - printk(KERN_DEBUG "pcm_oss: write %li bytes (wrote %li bytes)\n", + pcm_dbg(substream->pcm, "pcm_oss: write %li bytes (wrote %li bytes)\n", (long)count, (long)result); #endif return result; @@ -2673,18 +2700,22 @@ static int snd_pcm_oss_playback_ready(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; if (atomic_read(&substream->mmap_count)) - return runtime->oss.prev_hw_ptr_interrupt != runtime->hw_ptr_interrupt; + return runtime->oss.prev_hw_ptr_period != + get_hw_ptr_period(runtime); else - return snd_pcm_playback_avail(runtime) >= runtime->oss.period_frames; + return snd_pcm_playback_avail(runtime) >= + runtime->oss.period_frames; } static int snd_pcm_oss_capture_ready(struct snd_pcm_substream *substream) { struct snd_pcm_runtime *runtime = substream->runtime; if (atomic_read(&substream->mmap_count)) - return runtime->oss.prev_hw_ptr_interrupt != runtime->hw_ptr_interrupt; + return runtime->oss.prev_hw_ptr_period != + get_hw_ptr_period(runtime); else - return snd_pcm_capture_avail(runtime) >= runtime->oss.period_frames; + return snd_pcm_capture_avail(runtime) >= + runtime->oss.period_frames; } static unsigned int snd_pcm_oss_poll(struct file *file, poll_table * wait) @@ -2738,7 +2769,7 @@ static int snd_pcm_oss_mmap(struct file *file, struct vm_area_struct *area) int err; #ifdef OSS_DEBUG - printk(KERN_DEBUG "pcm_oss: mmap begin\n"); + pr_debug("pcm_oss: mmap begin\n"); #endif pcm_oss_file = file->private_data; switch ((area->vm_flags & (VM_READ | VM_WRITE))) { @@ -2788,7 +2819,7 @@ static int snd_pcm_oss_mmap(struct file *file, struct vm_area_struct *area) runtime->silence_threshold = 0; runtime->silence_size = 0; #ifdef OSS_DEBUG - printk(KERN_DEBUG "pcm_oss: mmap ok, bytes = 0x%x\n", + pr_debug("pcm_oss: mmap ok, bytes = 0x%x\n", runtime->oss.mmap_bytes); #endif /* In mmap mode we never stop */ @@ -2964,6 +2995,7 @@ static const struct file_operations snd_pcm_oss_f_reg = .write = snd_pcm_oss_write, .open = snd_pcm_oss_open, .release = snd_pcm_oss_release, + .llseek = no_llseek, .poll = snd_pcm_oss_poll, .unlocked_ioctl = snd_pcm_oss_ioctl, .compat_ioctl = snd_pcm_oss_ioctl_compat, @@ -2972,12 +3004,10 @@ static const struct file_operations snd_pcm_oss_f_reg = static void register_oss_dsp(struct snd_pcm *pcm, int index) { - char name[128]; - sprintf(name, "dsp%i%i", pcm->card->number, pcm->device); if (snd_register_oss_device(SNDRV_OSS_DEVICE_TYPE_PCM, pcm->card, index, &snd_pcm_oss_f_reg, - pcm, name) < 0) { - snd_printk(KERN_ERR "unable to register OSS PCM device %i:%i\n", + pcm) < 0) { + pcm_err(pcm, "unable to register OSS PCM device %i:%i\n", pcm->card->number, pcm->device); } } @@ -3058,12 +3088,12 @@ static int __init alsa_pcm_oss_init(void) /* check device map table */ for (i = 0; i < SNDRV_CARDS; i++) { if (dsp_map[i] < 0 || dsp_map[i] >= SNDRV_PCM_DEVICES) { - snd_printk(KERN_ERR "invalid dsp_map[%d] = %d\n", + pr_err("ALSA: pcm_oss: invalid dsp_map[%d] = %d\n", i, dsp_map[i]); dsp_map[i] = 0; } if (adsp_map[i] < 0 || adsp_map[i] >= SNDRV_PCM_DEVICES) { - snd_printk(KERN_ERR "invalid adsp_map[%d] = %d\n", + pr_err("ALSA: pcm_oss: invalid adsp_map[%d] = %d\n", i, adsp_map[i]); adsp_map[i] = 1; } diff --git a/sound/core/oss/pcm_plugin.c b/sound/core/oss/pcm_plugin.c index 6751daa3bb5..727ac44d39f 100644 --- a/sound/core/oss/pcm_plugin.c +++ b/sound/core/oss/pcm_plugin.c @@ -199,12 +199,13 @@ int snd_pcm_plugin_free(struct snd_pcm_plugin *plugin) snd_pcm_sframes_t snd_pcm_plug_client_size(struct snd_pcm_substream *plug, snd_pcm_uframes_t drv_frames) { struct snd_pcm_plugin *plugin, *plugin_prev, *plugin_next; - int stream = snd_pcm_plug_stream(plug); + int stream; if (snd_BUG_ON(!plug)) return -ENXIO; if (drv_frames == 0) return 0; + stream = snd_pcm_plug_stream(plug); if (stream == SNDRV_PCM_STREAM_PLAYBACK) { plugin = snd_pcm_plug_last(plug); while (plugin && drv_frames > 0) { @@ -230,13 +231,14 @@ snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *plug, snd_pc { struct snd_pcm_plugin *plugin, *plugin_prev, *plugin_next; snd_pcm_sframes_t frames; - int stream = snd_pcm_plug_stream(plug); + int stream; if (snd_BUG_ON(!plug)) return -ENXIO; if (clt_frames == 0) return 0; frames = clt_frames; + stream = snd_pcm_plug_stream(plug); if (stream == SNDRV_PCM_STREAM_PLAYBACK) { plugin = snd_pcm_plug_first(plug); while (plugin && frames > 0) { @@ -264,7 +266,7 @@ snd_pcm_sframes_t snd_pcm_plug_slave_size(struct snd_pcm_substream *plug, snd_pc return frames; } -static int snd_pcm_plug_formats(struct snd_mask *mask, int format) +static int snd_pcm_plug_formats(struct snd_mask *mask, snd_pcm_format_t format) { struct snd_mask formats = *mask; u64 linfmts = (SNDRV_PCM_FMTBIT_U8 | SNDRV_PCM_FMTBIT_S8 | @@ -276,16 +278,16 @@ static int snd_pcm_plug_formats(struct snd_mask *mask, int format) SNDRV_PCM_FMTBIT_U24_3BE | SNDRV_PCM_FMTBIT_S24_3BE | SNDRV_PCM_FMTBIT_U32_LE | SNDRV_PCM_FMTBIT_S32_LE | SNDRV_PCM_FMTBIT_U32_BE | SNDRV_PCM_FMTBIT_S32_BE); - snd_mask_set(&formats, SNDRV_PCM_FORMAT_MU_LAW); + snd_mask_set(&formats, (__force int)SNDRV_PCM_FORMAT_MU_LAW); if (formats.bits[0] & (u32)linfmts) formats.bits[0] |= (u32)linfmts; if (formats.bits[1] & (u32)(linfmts >> 32)) formats.bits[1] |= (u32)(linfmts >> 32); - return snd_mask_test(&formats, format); + return snd_mask_test(&formats, (__force int)format); } -static int preferred_formats[] = { +static snd_pcm_format_t preferred_formats[] = { SNDRV_PCM_FORMAT_S16_LE, SNDRV_PCM_FORMAT_S16_BE, SNDRV_PCM_FORMAT_U16_LE, @@ -306,24 +308,25 @@ static int preferred_formats[] = { SNDRV_PCM_FORMAT_U8 }; -int snd_pcm_plug_slave_format(int format, struct snd_mask *format_mask) +snd_pcm_format_t snd_pcm_plug_slave_format(snd_pcm_format_t format, + struct snd_mask *format_mask) { int i; - if (snd_mask_test(format_mask, format)) + if (snd_mask_test(format_mask, (__force int)format)) return format; - if (! snd_pcm_plug_formats(format_mask, format)) - return -EINVAL; + if (!snd_pcm_plug_formats(format_mask, format)) + return (__force snd_pcm_format_t)-EINVAL; if (snd_pcm_format_linear(format)) { unsigned int width = snd_pcm_format_width(format); int unsignd = snd_pcm_format_unsigned(format) > 0; int big = snd_pcm_format_big_endian(format) > 0; unsigned int badness, best = -1; - int best_format = -1; + snd_pcm_format_t best_format = (__force snd_pcm_format_t)-1; for (i = 0; i < ARRAY_SIZE(preferred_formats); i++) { - int f = preferred_formats[i]; + snd_pcm_format_t f = preferred_formats[i]; unsigned int w; - if (!snd_mask_test(format_mask, f)) + if (!snd_mask_test(format_mask, (__force int)f)) continue; w = snd_pcm_format_width(f); if (w >= width) @@ -337,17 +340,20 @@ int snd_pcm_plug_slave_format(int format, struct snd_mask *format_mask) best = badness; } } - return best_format >= 0 ? best_format : -EINVAL; + if ((__force int)best_format >= 0) + return best_format; + else + return (__force snd_pcm_format_t)-EINVAL; } else { switch (format) { case SNDRV_PCM_FORMAT_MU_LAW: for (i = 0; i < ARRAY_SIZE(preferred_formats); ++i) { - int format1 = preferred_formats[i]; - if (snd_mask_test(format_mask, format1)) + snd_pcm_format_t format1 = preferred_formats[i]; + if (snd_mask_test(format_mask, (__force int)format1)) return format1; } default: - return -EINVAL; + return (__force snd_pcm_format_t)-EINVAL; } } } @@ -359,7 +365,7 @@ int snd_pcm_plug_format_plugins(struct snd_pcm_substream *plug, struct snd_pcm_plugin_format tmpformat; struct snd_pcm_plugin_format dstformat; struct snd_pcm_plugin_format srcformat; - int src_access, dst_access; + snd_pcm_access_t src_access, dst_access; struct snd_pcm_plugin *plugin = NULL; int err; int stream = snd_pcm_plug_stream(plug); @@ -641,7 +647,7 @@ snd_pcm_sframes_t snd_pcm_plug_read_transfer(struct snd_pcm_substream *plug, str } int snd_pcm_area_silence(const struct snd_pcm_channel_area *dst_area, size_t dst_offset, - size_t samples, int format) + size_t samples, snd_pcm_format_t format) { /* FIXME: sub byte resolution and odd dst_offset */ unsigned char *dst; @@ -688,7 +694,7 @@ int snd_pcm_area_silence(const struct snd_pcm_channel_area *dst_area, size_t dst int snd_pcm_area_copy(const struct snd_pcm_channel_area *src_area, size_t src_offset, const struct snd_pcm_channel_area *dst_area, size_t dst_offset, - size_t samples, int format) + size_t samples, snd_pcm_format_t format) { /* FIXME: sub byte resolution and odd dst_offset */ char *src, *dst; diff --git a/sound/core/oss/pcm_plugin.h b/sound/core/oss/pcm_plugin.h index b9afab60371..a5035c2369a 100644 --- a/sound/core/oss/pcm_plugin.h +++ b/sound/core/oss/pcm_plugin.h @@ -46,7 +46,7 @@ struct snd_pcm_plugin_channel { }; struct snd_pcm_plugin_format { - int format; + snd_pcm_format_t format; unsigned int rate; unsigned int channels; }; @@ -58,7 +58,7 @@ struct snd_pcm_plugin { struct snd_pcm_plugin_format dst_format; /* destination format */ int src_width; /* sample width in bits */ int dst_width; /* sample width in bits */ - int access; + snd_pcm_access_t access; snd_pcm_sframes_t (*src_frames)(struct snd_pcm_plugin *plugin, snd_pcm_uframes_t dst_frames); snd_pcm_sframes_t (*dst_frames)(struct snd_pcm_plugin *plugin, snd_pcm_uframes_t src_frames); snd_pcm_sframes_t (*client_channels)(struct snd_pcm_plugin *plugin, @@ -125,7 +125,8 @@ int snd_pcm_plug_format_plugins(struct snd_pcm_substream *substream, struct snd_pcm_hw_params *params, struct snd_pcm_hw_params *slave_params); -int snd_pcm_plug_slave_format(int format, struct snd_mask *format_mask); +snd_pcm_format_t snd_pcm_plug_slave_format(snd_pcm_format_t format, + struct snd_mask *format_mask); int snd_pcm_plugin_append(struct snd_pcm_plugin *plugin); @@ -146,12 +147,12 @@ snd_pcm_sframes_t snd_pcm_plugin_client_channels(struct snd_pcm_plugin *plugin, int snd_pcm_area_silence(const struct snd_pcm_channel_area *dst_channel, size_t dst_offset, - size_t samples, int format); + size_t samples, snd_pcm_format_t format); int snd_pcm_area_copy(const struct snd_pcm_channel_area *src_channel, size_t src_offset, const struct snd_pcm_channel_area *dst_channel, size_t dst_offset, - size_t samples, int format); + size_t samples, snd_pcm_format_t format); void *snd_pcm_plug_buf_alloc(struct snd_pcm_substream *plug, snd_pcm_uframes_t size); void snd_pcm_plug_buf_unlock(struct snd_pcm_substream *plug, void *ptr); diff --git a/sound/core/oss/route.c b/sound/core/oss/route.c index 0dcc2870d53..c8171f5783c 100644 --- a/sound/core/oss/route.c +++ b/sound/core/oss/route.c @@ -19,14 +19,13 @@ * */ -#include <linux/slab.h> #include <linux/time.h> #include <sound/core.h> #include <sound/pcm.h> #include "pcm_plugin.h" static void zero_areas(struct snd_pcm_plugin_channel *dvp, int ndsts, - snd_pcm_uframes_t frames, int format) + snd_pcm_uframes_t frames, snd_pcm_format_t format) { int dst = 0; for (; dst < ndsts; ++dst) { @@ -39,7 +38,7 @@ static void zero_areas(struct snd_pcm_plugin_channel *dvp, int ndsts, static inline void copy_area(const struct snd_pcm_plugin_channel *src_channel, struct snd_pcm_plugin_channel *dst_channel, - snd_pcm_uframes_t frames, int format) + snd_pcm_uframes_t frames, snd_pcm_format_t format) { dst_channel->enabled = 1; snd_pcm_area_copy(&src_channel->area, 0, &dst_channel->area, 0, frames, format); @@ -52,7 +51,7 @@ static snd_pcm_sframes_t route_transfer(struct snd_pcm_plugin *plugin, { int nsrcs, ndsts, dst; struct snd_pcm_plugin_channel *dvp; - int format; + snd_pcm_format_t format; if (snd_BUG_ON(!plugin || !src_channels || !dst_channels)) return -ENXIO; |