diff options
Diffstat (limited to 'sound/core')
49 files changed, 382 insertions, 685 deletions
diff --git a/sound/core/Makefile b/sound/core/Makefile index 5a01c76d02e8..267039a97bd5 100644 --- a/sound/core/Makefile +++ b/sound/core/Makefile @@ -1,20 +1,17 @@ # # Makefile for ALSA -# Copyright (c) 1999,2001 by Jaroslav Kysela <perex@suse.cz> +# Copyright (c) 1999,2001 by Jaroslav Kysela <perex@perex.cz> # -snd-objs := sound.o init.o memory.o info.o control.o misc.o device.o -ifeq ($(CONFIG_ISA_DMA_API),y) -snd-objs += isadma.o -endif -ifeq ($(CONFIG_SND_OSSEMUL),y) -snd-objs += sound_oss.o info_oss.o -endif +snd-y := sound.o init.o memory.o info.o control.o misc.o device.o +snd-$(CONFIG_ISA_DMA_API) += isadma.o +snd-$(CONFIG_SND_OSSEMUL) += sound_oss.o info_oss.o snd-pcm-objs := pcm.o pcm_native.o pcm_lib.o pcm_timer.o pcm_misc.o \ pcm_memory.o -snd-page-alloc-objs := memalloc.o sgbuf.o +snd-page-alloc-y := memalloc.o +snd-page-alloc-$(CONFIG_HAS_DMA) += sgbuf.o snd-rawmidi-objs := rawmidi.o snd-timer-objs := timer.o diff --git a/sound/core/control.c b/sound/core/control.c index 1f1ab9c1b668..4c3aa8e10378 100644 --- a/sound/core/control.c +++ b/sound/core/control.c @@ -1,6 +1,6 @@ /* * Routines for driver control 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 @@ -716,8 +716,6 @@ int snd_ctl_elem_read(struct snd_card *card, struct snd_ctl_elem_value *control) return result; } -EXPORT_SYMBOL(snd_ctl_elem_read); - static int snd_ctl_elem_read_user(struct snd_card *card, struct snd_ctl_elem_value __user *_control) { @@ -781,8 +779,6 @@ int snd_ctl_elem_write(struct snd_card *card, struct snd_ctl_file *file, return result; } -EXPORT_SYMBOL(snd_ctl_elem_write); - static int snd_ctl_elem_write_user(struct snd_ctl_file *file, struct snd_ctl_elem_value __user *_control) { @@ -1486,3 +1482,30 @@ int snd_ctl_create(struct snd_card *card) snd_assert(card != NULL, return -ENXIO); return snd_device_new(card, SNDRV_DEV_CONTROL, card, &ops); } + +/* + * Frequently used control callbacks + */ +int snd_ctl_boolean_mono_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = 1; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +EXPORT_SYMBOL(snd_ctl_boolean_mono_info); + +int snd_ctl_boolean_stereo_info(struct snd_kcontrol *kcontrol, + struct snd_ctl_elem_info *uinfo) +{ + uinfo->type = SNDRV_CTL_ELEM_TYPE_BOOLEAN; + uinfo->count = 2; + uinfo->value.integer.min = 0; + uinfo->value.integer.max = 1; + return 0; +} + +EXPORT_SYMBOL(snd_ctl_boolean_stereo_info); diff --git a/sound/core/device.c b/sound/core/device.c index 5858b02b0b1d..ea1a0621eefb 100644 --- a/sound/core/device.c +++ b/sound/core/device.c @@ -1,6 +1,6 @@ /* * Device management routines - * 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 diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c index 51ad95b7c894..bfd9d182b8a3 100644 --- a/sound/core/hwdep.c +++ b/sound/core/hwdep.c @@ -1,6 +1,6 @@ /* * Hardware dependent layer - * 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 @@ -31,7 +31,7 @@ #include <sound/hwdep.h> #include <sound/info.h> -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Hardware dependent layer"); MODULE_LICENSE("GPL"); diff --git a/sound/core/info.c b/sound/core/info.c index bf6dbf99528b..1ffd29bb4cd0 100644 --- a/sound/core/info.c +++ b/sound/core/info.c @@ -1,6 +1,6 @@ /* * Information interface for ALSA driver - * 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 diff --git a/sound/core/info_oss.c b/sound/core/info_oss.c index a444bfe2cf74..435c9399f7a9 100644 --- a/sound/core/info_oss.c +++ b/sound/core/info_oss.c @@ -1,6 +1,6 @@ /* * Information interface for ALSA driver - * 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 diff --git a/sound/core/init.c b/sound/core/init.c index f2fe35737186..2cb7099eb1e1 100644 --- a/sound/core/init.c +++ b/sound/core/init.c @@ -1,6 +1,6 @@ /* * Initialization routines - * 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 diff --git a/sound/core/isadma.c b/sound/core/isadma.c index d52398727f0a..eb173cef4f05 100644 --- a/sound/core/isadma.c +++ b/sound/core/isadma.c @@ -1,6 +1,6 @@ /* * ISA DMA support functions - * 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 diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c index 9b5656d8bcca..9b4992eab479 100644 --- a/sound/core/memalloc.c +++ b/sound/core/memalloc.c @@ -1,5 +1,5 @@ /* - * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> * Takashi Iwai <tiwai@suse.de> * * Generic memory allocators @@ -38,7 +38,7 @@ #endif -MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>, Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>, Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Memory allocator for ALSA system."); MODULE_LICENSE("GPL"); @@ -206,6 +206,7 @@ void snd_free_pages(void *ptr, size_t size) * */ +#ifdef CONFIG_HAS_DMA /* allocate the coherent DMA pages */ static void *snd_malloc_dev_pages(struct device *dev, size_t size, dma_addr_t *dma) { @@ -239,6 +240,7 @@ static void snd_free_dev_pages(struct device *dev, size_t size, void *ptr, dec_snd_pages(pg); dma_free_coherent(dev, PAGE_SIZE << pg, ptr, dma); } +#endif /* CONFIG_HAS_DMA */ #ifdef CONFIG_SBUS @@ -312,12 +314,14 @@ int snd_dma_alloc_pages(int type, struct device *device, size_t size, dmab->area = snd_malloc_sbus_pages(device, size, &dmab->addr); break; #endif +#ifdef CONFIG_HAS_DMA case SNDRV_DMA_TYPE_DEV: dmab->area = snd_malloc_dev_pages(device, size, &dmab->addr); break; case SNDRV_DMA_TYPE_DEV_SG: snd_malloc_sgbuf_pages(device, size, dmab, NULL); break; +#endif default: printk(KERN_ERR "snd-malloc: invalid device type %d\n", type); dmab->area = NULL; @@ -383,12 +387,14 @@ void snd_dma_free_pages(struct snd_dma_buffer *dmab) snd_free_sbus_pages(dmab->dev.dev, dmab->bytes, dmab->area, dmab->addr); break; #endif +#ifdef CONFIG_HAS_DMA case SNDRV_DMA_TYPE_DEV: snd_free_dev_pages(dmab->dev.dev, dmab->bytes, dmab->area, dmab->addr); break; case SNDRV_DMA_TYPE_DEV_SG: snd_free_sgbuf_pages(dmab); break; +#endif default: printk(KERN_ERR "snd-malloc: invalid device type %d\n", dmab->dev.type); } diff --git a/sound/core/memory.c b/sound/core/memory.c index 93537ab7c2ac..25b0f056563e 100644 --- a/sound/core/memory.c +++ b/sound/core/memory.c @@ -1,5 +1,5 @@ /* - * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> * * Misc memory accessors * diff --git a/sound/core/misc.c b/sound/core/misc.c index f78cd000e88d..6cabab8cc537 100644 --- a/sound/core/misc.c +++ b/sound/core/misc.c @@ -1,6 +1,6 @@ /* * Misc and compatibility things - * 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 diff --git a/sound/core/oss/Makefile b/sound/core/oss/Makefile index e6d5a045ba27..10a79453245f 100644 --- a/sound/core/oss/Makefile +++ b/sound/core/oss/Makefile @@ -1,12 +1,13 @@ # # Makefile for ALSA -# Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> +# Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> # snd-mixer-oss-objs := mixer_oss.o -snd-pcm-oss-objs := pcm_oss.o pcm_plugin.o \ - io.o copy.o linear.o mulaw.o route.o rate.o +snd-pcm-oss-y := pcm_oss.o +snd-pcm-oss-$(CONFIG_SND_PCM_OSS_PLUGINS) += pcm_plugin.o \ + io.o copy.o linear.o mulaw.o route.o rate.o obj-$(CONFIG_SND_MIXER_OSS) += snd-mixer-oss.o obj-$(CONFIG_SND_PCM_OSS) += snd-pcm-oss.o diff --git a/sound/core/oss/copy.c b/sound/core/oss/copy.c index 6658facc5cda..d6a04c2d5a75 100644 --- a/sound/core/oss/copy.c +++ b/sound/core/oss/copy.c @@ -20,9 +20,6 @@ */ #include <sound/driver.h> - -#ifdef CONFIG_SND_PCM_OSS_PLUGINS - #include <linux/time.h> #include <sound/core.h> #include <sound/pcm.h> @@ -88,5 +85,3 @@ int snd_pcm_plugin_build_copy(struct snd_pcm_substream *plug, *r_plugin = plugin; return 0; } - -#endif diff --git a/sound/core/oss/io.c b/sound/core/oss/io.c index b6e7ce30e5a3..3ece39fc48db 100644 --- a/sound/core/oss/io.c +++ b/sound/core/oss/io.c @@ -1,6 +1,6 @@ /* * PCM I/O Plug-In Interface - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * * * This library is free software; you can redistribute it and/or modify @@ -20,9 +20,6 @@ */ #include <sound/driver.h> - -#ifdef CONFIG_SND_PCM_OSS_PLUGINS - #include <linux/time.h> #include <sound/core.h> #include <sound/pcm.h> @@ -135,5 +132,3 @@ int snd_pcm_plugin_build_io(struct snd_pcm_substream *plug, *r_plugin = plugin; return 0; } - -#endif diff --git a/sound/core/oss/linear.c b/sound/core/oss/linear.c index 5b1bcdc64779..06f96a3e86f6 100644 --- a/sound/core/oss/linear.c +++ b/sound/core/oss/linear.c @@ -1,6 +1,6 @@ /* * Linear conversion Plug-In - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz>, + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz>, * Abramo Bagnara <abramo@alsa-project.org> * * @@ -21,9 +21,6 @@ */ #include <sound/driver.h> - -#ifdef CONFIG_SND_PCM_OSS_PLUGINS - #include <linux/time.h> #include <sound/core.h> #include <sound/pcm.h> @@ -34,19 +31,34 @@ */ struct linear_priv { - int conv; + int cvt_endian; /* need endian conversion? */ + unsigned int src_ofs; /* byte offset in source format */ + unsigned int dst_ofs; /* byte soffset in destination format */ + unsigned int copy_ofs; /* byte offset in temporary u32 data */ + unsigned int dst_bytes; /* byte size of destination format */ + unsigned int copy_bytes; /* bytes to copy per conversion */ + unsigned int flip; /* MSB flip for signeness, done after endian conv */ }; +static inline void do_convert(struct linear_priv *data, + unsigned char *dst, unsigned char *src) +{ + unsigned int tmp = 0; + unsigned char *p = (unsigned char *)&tmp; + + memcpy(p + data->copy_ofs, src + data->src_ofs, data->copy_bytes); + if (data->cvt_endian) + tmp = swab32(tmp); + tmp ^= data->flip; + memcpy(dst, p + data->dst_ofs, data->dst_bytes); +} + static void convert(struct snd_pcm_plugin *plugin, const struct snd_pcm_plugin_channel *src_channels, struct snd_pcm_plugin_channel *dst_channels, snd_pcm_uframes_t frames) { -#define CONV_LABELS -#include "plugin_ops.h" -#undef CONV_LABELS struct linear_priv *data = (struct linear_priv *)plugin->extra_data; - void *conv = conv_labels[data->conv]; int channel; int nchannels = plugin->src_format.channels; for (channel = 0; channel < nchannels; ++channel) { @@ -67,11 +79,7 @@ static void convert(struct snd_pcm_plugin *plugin, dst_step = dst_channels[channel].area.step / 8; frames1 = frames; while (frames1-- > 0) { - goto *conv; -#define CONV_END after -#include "plugin_ops.h" -#undef CONV_END - after: + do_convert(data, dst, src); src += src_step; dst += dst_step; } @@ -106,29 +114,36 @@ static snd_pcm_sframes_t linear_transfer(struct snd_pcm_plugin *plugin, return frames; } -static int conv_index(int src_format, int dst_format) +static void init_data(struct linear_priv *data, int src_format, int dst_format) { - int src_endian, dst_endian, sign, src_width, dst_width; - - sign = (snd_pcm_format_signed(src_format) != - snd_pcm_format_signed(dst_format)); -#ifdef SNDRV_LITTLE_ENDIAN - src_endian = snd_pcm_format_big_endian(src_format); - dst_endian = snd_pcm_format_big_endian(dst_format); -#else - src_endian = snd_pcm_format_little_endian(src_format); - dst_endian = snd_pcm_format_little_endian(dst_format); -#endif - - if (src_endian < 0) - src_endian = 0; - if (dst_endian < 0) - dst_endian = 0; - - src_width = snd_pcm_format_width(src_format) / 8 - 1; - dst_width = snd_pcm_format_width(dst_format) / 8 - 1; - - return src_width * 32 + src_endian * 16 + sign * 8 + dst_width * 2 + dst_endian; + int src_le, dst_le, src_bytes, dst_bytes; + + src_bytes = snd_pcm_format_width(src_format) / 8; + dst_bytes = snd_pcm_format_width(dst_format) / 8; + src_le = snd_pcm_format_little_endian(src_format) > 0; + dst_le = snd_pcm_format_little_endian(dst_format) > 0; + + data->dst_bytes = dst_bytes; + data->cvt_endian = src_le != dst_le; + data->copy_bytes = src_bytes < dst_bytes ? src_bytes : dst_bytes; + if (src_le) { + data->copy_ofs = 4 - data->copy_bytes; + data->src_ofs = src_bytes - data->copy_bytes; + } else + data->src_ofs = snd_pcm_format_physical_width(src_format) / 8 - + src_bytes; + if (dst_le) + data->dst_ofs = 4 - data->dst_bytes; + else + data->dst_ofs = snd_pcm_format_physical_width(dst_format) / 8 - + dst_bytes; + if (snd_pcm_format_signed(src_format) != + snd_pcm_format_signed(dst_format)) { + if (dst_le) + data->flip = cpu_to_le32(0x80000000); + else + data->flip = cpu_to_be32(0x80000000); + } } int snd_pcm_plugin_build_linear(struct snd_pcm_substream *plug, @@ -154,10 +169,8 @@ int snd_pcm_plugin_build_linear(struct snd_pcm_substream *plug, if (err < 0) return err; data = (struct linear_priv *)plugin->extra_data; - data->conv = conv_index(src_format->format, dst_format->format); + init_data(data, src_format->format, dst_format->format); plugin->transfer = linear_transfer; *r_plugin = plugin; return 0; } - -#endif diff --git a/sound/core/oss/mixer_oss.c b/sound/core/oss/mixer_oss.c index fccad8f0a6bb..3ace4a5680ba 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 @@ -33,7 +33,7 @@ #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); diff --git a/sound/core/oss/mulaw.c b/sound/core/oss/mulaw.c index 2eb18807e6d0..848db82529ed 100644 --- a/sound/core/oss/mulaw.c +++ b/sound/core/oss/mulaw.c @@ -1,6 +1,6 @@ /* * Mu-Law conversion Plug-In Interface - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * Uros Bizjak <uros@kss-loka.si> * * Based on reference implementation by Sun Microsystems, Inc. @@ -22,9 +22,6 @@ */ #include <sound/driver.h> - -#ifdef CONFIG_SND_PCM_OSS_PLUGINS - #include <linux/time.h> #include <sound/core.h> #include <sound/pcm.h> @@ -149,19 +146,32 @@ typedef void (*mulaw_f)(struct snd_pcm_plugin *plugin, struct mulaw_priv { mulaw_f func; - int conv; + int cvt_endian; /* need endian conversion? */ + unsigned int native_ofs; /* byte offset in native format */ + unsigned int copy_ofs; /* byte offset in s16 format */ + unsigned int native_bytes; /* byte size of the native format */ + unsigned int copy_bytes; /* bytes to copy per conversion */ + u16 flip; /* MSB flip for signedness, done after endian conversion */ }; +static inline void cvt_s16_to_native(struct mulaw_priv *data, + unsigned char *dst, u16 sample) +{ + sample ^= data->flip; + if (data->cvt_endian) + sample = swab16(sample); + if (data->native_bytes > data->copy_bytes) + memset(dst, 0, data->native_bytes); + memcpy(dst + data->native_ofs, (char *)&sample + data->copy_ofs, + data->copy_bytes); +} + static void mulaw_decode(struct snd_pcm_plugin *plugin, const struct snd_pcm_plugin_channel *src_channels, struct snd_pcm_plugin_channel *dst_channels, snd_pcm_uframes_t frames) { -#define PUT_S16_LABELS -#include "plugin_ops.h" -#undef PUT_S16_LABELS struct mulaw_priv *data = (struct mulaw_priv *)plugin->extra_data; - void *put = put_s16_labels[data->conv]; int channel; int nchannels = plugin->src_format.channels; for (channel = 0; channel < nchannels; ++channel) { @@ -183,30 +193,33 @@ static void mulaw_decode(struct snd_pcm_plugin *plugin, frames1 = frames; while (frames1-- > 0) { signed short sample = ulaw2linear(*src); - goto *put; -#define PUT_S16_END after -#include "plugin_ops.h" -#undef PUT_S16_END - after: + cvt_s16_to_native(data, dst, sample); src += src_step; dst += dst_step; } } } +static inline signed short cvt_native_to_s16(struct mulaw_priv *data, + unsigned char *src) +{ + u16 sample = 0; + memcpy((char *)&sample + data->copy_ofs, src + data->native_ofs, + data->copy_bytes); + if (data->cvt_endian) + sample = swab16(sample); + sample ^= data->flip; + return (signed short)sample; +} + static void mulaw_encode(struct snd_pcm_plugin *plugin, const struct snd_pcm_plugin_channel *src_channels, struct snd_pcm_plugin_channel *dst_channels, snd_pcm_uframes_t frames) { -#define GET_S16_LABELS -#include "plugin_ops.h" -#undef GET_S16_LABELS struct mulaw_priv *data = (struct mulaw_priv *)plugin->extra_data; - void *get = get_s16_labels[data->conv]; int channel; int nchannels = plugin->src_format.channels; - signed short sample = 0; for (channel = 0; channel < nchannels; ++channel) { char *src; char *dst; @@ -225,11 +238,7 @@ static void mulaw_encode(struct snd_pcm_plugin *plugin, dst_step = dst_channels[channel].area.step / 8; frames1 = frames; while (frames1-- > 0) { - goto *get; -#define GET_S16_END after -#include "plugin_ops.h" -#undef GET_S16_END - after: + signed short sample = cvt_native_to_s16(data, src); *dst = linear2ulaw(sample); src += src_step; dst += dst_step; @@ -265,23 +274,25 @@ static snd_pcm_sframes_t mulaw_transfer(struct snd_pcm_plugin *plugin, return frames; } -static int getput_index(int format) +static void init_data(struct mulaw_priv *data, int format) { - int sign, width, endian; - sign = !snd_pcm_format_signed(format); - width = snd_pcm_format_width(format) / 8 - 1; - if (width < 0 || width > 3) { - snd_printk(KERN_ERR "snd-pcm-oss: invalid format %d\n", format); - width = 0; - } #ifdef SNDRV_LITTLE_ENDIAN - endian = snd_pcm_format_big_endian(format); + data->cvt_endian = snd_pcm_format_big_endian(format) > 0; #else - endian = snd_pcm_format_little_endian(format); + data->cvt_endian = snd_pcm_format_little_endian(format) > 0; #endif - if (endian < 0) - endian = 0; - return width * 4 + endian * 2 + sign; + if (!snd_pcm_format_signed(format)) + data->flip = 0x8000; + data->native_bytes = snd_pcm_format_physical_width(format) / 8; + data->copy_bytes = data->native_bytes < 2 ? 1 : 2; + if (snd_pcm_format_little_endian(format)) { + data->native_ofs = data->native_bytes - data->copy_bytes; + data->copy_ofs = 2 - data->copy_bytes; + } else { + /* S24 in 4bytes need an 1 byte offset */ + data->native_ofs = data->native_bytes - + snd_pcm_format_width(format) / 8; + } } int snd_pcm_plugin_build_mulaw(struct snd_pcm_substream *plug, @@ -322,11 +333,8 @@ int snd_pcm_plugin_build_mulaw(struct snd_pcm_substream *plug, return err; data = (struct mulaw_priv *)plugin->extra_data; data->func = func; - data->conv = getput_index(format->format); - snd_assert(data->conv >= 0 && data->conv < 4*2*2, return -EINVAL); + init_data(data, format->format); plugin->transfer = mulaw_transfer; *r_plugin = plugin; return 0; } - -#endif diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c index fc11572c48cf..d0c4ceb9f0b4 100644 --- a/sound/core/oss/pcm_oss.c +++ b/sound/core/oss/pcm_oss.c @@ -1,6 +1,6 @@ /* * Digital Audio (PCM) abstract layer / OSS compatible - * 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 @@ -48,7 +48,7 @@ static int dsp_map[SNDRV_CARDS]; static int adsp_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 1}; static int nonblock_open = 1; -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Abramo Bagnara <abramo@alsa-project.org>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Abramo Bagnara <abramo@alsa-project.org>"); MODULE_DESCRIPTION("PCM OSS emulation for ALSA."); MODULE_LICENSE("GPL"); module_param_array(dsp_map, int, NULL, 0444); @@ -633,6 +633,22 @@ 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); } +/* define extended formats in the recent OSS versions (if any) */ +/* linear formats */ +#define AFMT_S32_LE 0x00001000 +#define AFMT_S32_BE 0x00002000 +#define AFMT_S24_LE 0x00008000 +#define AFMT_S24_BE 0x00010000 +#define AFMT_S24_PACKED 0x00040000 + +/* other supported formats */ +#define AFMT_FLOAT 0x00004000 +#define AFMT_SPDIF_RAW 0x00020000 + +/* unsupported formats */ +#define AFMT_AC3 0x00000400 +#define AFMT_VORBIS 0x00000800 + static int snd_pcm_oss_format_from(int format) { switch (format) { @@ -646,6 +662,13 @@ static int snd_pcm_oss_format_from(int format) case AFMT_U16_LE: return SNDRV_PCM_FORMAT_U16_LE; case AFMT_U16_BE: return SNDRV_PCM_FORMAT_U16_BE; case AFMT_MPEG: return SNDRV_PCM_FORMAT_MPEG; + case AFMT_S32_LE: return SNDRV_PCM_FORMAT_S32_LE; + case AFMT_S32_BE: return SNDRV_PCM_FORMAT_S32_BE; + case AFMT_S24_LE: return SNDRV_PCM_FORMAT_S24_LE; + case AFMT_S24_BE: return SNDRV_PCM_FORMAT_S24_BE; + case AFMT_S24_PACKED: return SNDRV_PCM_FORMAT_S24_3LE; + case AFMT_FLOAT: return SNDRV_PCM_FORMAT_FLOAT; + case AFMT_SPDIF_RAW: return SNDRV_PCM_FORMAT_IEC958_SUBFRAME; default: return SNDRV_PCM_FORMAT_U8; } } @@ -663,6 +686,13 @@ static int snd_pcm_oss_format_to(int format) case SNDRV_PCM_FORMAT_U16_LE: return AFMT_U16_LE; case SNDRV_PCM_FORMAT_U16_BE: return AFMT_U16_BE; case SNDRV_PCM_FORMAT_MPEG: return AFMT_MPEG; + case SNDRV_PCM_FORMAT_S32_LE: return AFMT_S32_LE; + case SNDRV_PCM_FORMAT_S32_BE: return AFMT_S32_BE; + case SNDRV_PCM_FORMAT_S24_LE: return AFMT_S24_LE; + case SNDRV_PCM_FORMAT_S24_BE: return AFMT_S24_BE; + case SNDRV_PCM_FORMAT_S24_3LE: return AFMT_S24_PACKED; + case SNDRV_PCM_FORMAT_FLOAT: return AFMT_FLOAT; + case SNDRV_PCM_FORMAT_IEC958_SUBFRAME: return AFMT_SPDIF_RAW; default: return -EINVAL; } } @@ -1725,7 +1755,10 @@ static int snd_pcm_oss_get_formats(struct snd_pcm_oss_file *pcm_oss_file) return AFMT_MU_LAW | AFMT_U8 | AFMT_S16_LE | AFMT_S16_BE | AFMT_S8 | AFMT_U16_LE | - AFMT_U16_BE; + AFMT_U16_BE | + AFMT_S32_LE | AFMT_S32_BE | + AFMT_S24_LE | AFMT_S24_LE | + AFMT_S24_PACKED; params = kmalloc(sizeof(*params), GFP_KERNEL); if (!params) return -ENOMEM; diff --git a/sound/core/oss/pcm_plugin.c b/sound/core/oss/pcm_plugin.c index 0e67dd280a5d..14095a927a1b 100644 --- a/sound/core/oss/pcm_plugin.c +++ b/sound/core/oss/pcm_plugin.c @@ -1,6 +1,6 @@ /* * PCM Plug-In shared (kernel/library) code - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * Copyright (c) 2000 by Abramo Bagnara <abramo@alsa-project.org> * * @@ -25,9 +25,6 @@ #endif #include <sound/driver.h> - -#ifdef CONFIG_SND_PCM_OSS_PLUGINS - #include <linux/slab.h> #include <linux/time.h> #include <linux/vmalloc.h> @@ -267,6 +264,8 @@ static int snd_pcm_plug_formats(struct snd_mask *mask, int format) SNDRV_PCM_FMTBIT_U16_BE | SNDRV_PCM_FMTBIT_S16_BE | SNDRV_PCM_FMTBIT_U24_LE | SNDRV_PCM_FMTBIT_S24_LE | SNDRV_PCM_FMTBIT_U24_BE | SNDRV_PCM_FMTBIT_S24_BE | + SNDRV_PCM_FMTBIT_U24_3LE | SNDRV_PCM_FMTBIT_S24_3LE | + 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); @@ -283,6 +282,10 @@ static int preferred_formats[] = { SNDRV_PCM_FORMAT_S16_BE, SNDRV_PCM_FORMAT_U16_LE, SNDRV_PCM_FORMAT_U16_BE, + SNDRV_PCM_FORMAT_S24_3LE, + SNDRV_PCM_FORMAT_S24_3BE, + SNDRV_PCM_FORMAT_U24_3LE, + SNDRV_PCM_FORMAT_U24_3BE, SNDRV_PCM_FORMAT_S24_LE, SNDRV_PCM_FORMAT_S24_BE, SNDRV_PCM_FORMAT_U24_LE, @@ -297,41 +300,37 @@ static int preferred_formats[] = { int snd_pcm_plug_slave_format(int format, struct snd_mask *format_mask) { + int i; + if (snd_mask_test(format_mask, format)) return format; if (! snd_pcm_plug_formats(format_mask, format)) return -EINVAL; if (snd_pcm_format_linear(format)) { - int width = snd_pcm_format_width(format); - int unsignd = snd_pcm_format_unsigned(format); - int big = snd_pcm_format_big_endian(format); - int format1; - int wid, width1=width; - int dwidth1 = 8; - for (wid = 0; wid < 4; ++wid) { - int end, big1 = big; - for (end = 0; end < 2; ++end) { - int sgn, unsignd1 = unsignd; - for (sgn = 0; sgn < 2; ++sgn) { - format1 = snd_pcm_build_linear_format(width1, unsignd1, big1); - if (format1 >= 0 && - snd_mask_test(format_mask, format1)) - goto _found; - unsignd1 = !unsignd1; - } - big1 = !big1; - } - if (width1 == 32) { - dwidth1 = -dwidth1; - width1 = width; + 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; + for (i = 0; i < ARRAY_SIZE(preferred_formats); i++) { + int f = preferred_formats[i]; + unsigned int w; + if (!snd_mask_test(format_mask, f)) + continue; + w = snd_pcm_format_width(f); + if (w >= width) + badness = w - width; + else + badness = width - w + 32; + badness += snd_pcm_format_unsigned(f) != unsignd; + badness += snd_pcm_format_big_endian(f) != big; + if (badness < best) { + best_format = f; + best = badness; } - width1 += dwidth1; } - return -EINVAL; - _found: - return format1; + return best_format >= 0 ? best_format : -EINVAL; } else { - unsigned int i; switch (format) { case SNDRV_PCM_FORMAT_MU_LAW: for (i = 0; i < ARRAY_SIZE(preferred_formats); ++i) { @@ -740,5 +739,3 @@ int snd_pcm_area_copy(const struct snd_pcm_channel_area *src_area, size_t src_of } return 0; } - -#endif diff --git a/sound/core/oss/pcm_plugin.h b/sound/core/oss/pcm_plugin.h index 3be91b3d5377..ca2f4c39be46 100644 --- a/sound/core/oss/pcm_plugin.h +++ b/sound/core/oss/pcm_plugin.h @@ -3,7 +3,7 @@ /* * Digital Audio (Plugin interface) abstract layer - * 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 diff --git a/sound/core/oss/plugin_ops.h b/sound/core/oss/plugin_ops.h deleted file mode 100644 index 1f5bde4631f1..000000000000 --- a/sound/core/oss/plugin_ops.h +++ /dev/null @@ -1,370 +0,0 @@ -/* - * Plugin sample operators with fast switch - * Copyright (c) 2000 by Jaroslav Kysela <perex@suse.cz> - * - * - * This library is free software; you can redistribute it and/or modify - * it under the terms of the GNU Library General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU Library General Public License for more details. - * - * You should have received a copy of the GNU Library General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - */ - - -#define as_u8(ptr) (*(u_int8_t*)(ptr)) -#define as_u16(ptr) (*(u_int16_t*)(ptr)) -#define as_u32(ptr) (*(u_int32_t*)(ptr)) -#define as_u64(ptr) (*(u_int64_t*)(ptr)) -#define as_s8(ptr) (*(int8_t*)(ptr)) -#define as_s16(ptr) (*(int16_t*)(ptr)) -#define as_s32(ptr) (*(int32_t*)(ptr)) -#define as_s64(ptr) (*(int64_t*)(ptr)) - -#ifdef COPY_LABELS -static void *copy_labels[4] = { - &©_8, - &©_16, - &©_32, - &©_64 -}; -#endif - -#ifdef COPY_END -while(0) { -copy_8: as_s8(dst) = as_s8(src); goto COPY_END; -copy_16: as_s16(dst) = as_s16(src); goto COPY_END; -copy_32: as_s32(dst) = as_s32(src); goto COPY_END; -copy_64: as_s64(dst) = as_s64(src); goto COPY_END; -} -#endif - -#ifdef CONV_LABELS -/* src_wid src_endswap sign_toggle dst_wid dst_endswap */ -static void *conv_labels[4 * 2 * 2 * 4 * 2] = { - &&conv_xxx1_xxx1, /* 8h -> 8h */ - &&conv_xxx1_xxx1, /* 8h -> 8s */ - &&conv_xxx1_xx10, /* 8h -> 16h */ - &&conv_xxx1_xx01, /* 8h -> 16s */ - &&conv_xxx1_x100, /* 8h -> 24h */ - &&conv_xxx1_001x, /* 8h -> 24s */ - &&conv_xxx1_1000, /* 8h -> 32h */ - &&conv_xxx1_0001, /* 8h -> 32s */ - &&conv_xxx1_xxx9, /* 8h ^> 8h */ - &&conv_xxx1_xxx9, /* 8h ^> 8s */ - &&conv_xxx1_xx90, /* 8h ^> 16h */ - &&conv_xxx1_xx09, /* 8h ^> 16s */ - &&conv_xxx1_x900, /* 8h ^> 24h */ - &&conv_xxx1_009x, /* 8h ^> 24s */ - &&conv_xxx1_9000, /* 8h ^> 32h */ - &&conv_xxx1_0009, /* 8h ^> 32s */ - &&conv_xxx1_xxx1, /* 8s -> 8h */ - &&conv_xxx1_xxx1, /* 8s -> 8s */ - &&conv_xxx1_xx10, /* 8s -> 16h */ - &&conv_xxx1_xx01, /* 8s -> 16s */ - &&conv_xxx1_x100, /* 8s -> 24h */ - &&conv_xxx1_001x, /* 8s -> 24s */ - &&conv_xxx1_1000, /* 8s -> 32h */ - &&conv_xxx1_0001, /* 8s -> 32s */ - &&conv_xxx1_xxx9, /* 8s ^> 8h */ - &&conv_xxx1_xxx9, /* 8s ^> 8s */ - &&conv_xxx1_xx90, /* 8s ^> 16h */ - &&conv_xxx1_xx09, /* 8s ^> 16s */ - &&conv_xxx1_x900, /* 8s ^> 24h */ - &&conv_xxx1_009x, /* 8s ^> 24s */ - &&conv_xxx1_9000, /* 8s ^> 32h */ - &&conv_xxx1_0009, /* 8s ^> 32s */ - &&conv_xx12_xxx1, /* 16h -> 8h */ - &&conv_xx12_xxx1, /* 16h -> 8s */ - &&conv_xx12_xx12, /* 16h -> 16h */ - &&conv_xx12_xx21, /* 16h -> 16s */ - &&conv_xx12_x120, /* 16h -> 24h */ - &&conv_xx12_021x, /* 16h -> 24s */ - &&conv_xx12_1200, /* 16h -> 32h */ - &&conv_xx12_0021, /* 16h -> 32s */ - &&conv_xx12_xxx9, /* 16h ^> 8h */ - &&conv_xx12_xxx9, /* 16h ^> 8s */ - &&conv_xx12_xx92, /* 16h ^> 16h */ - &&conv_xx12_xx29, /* 16h ^> 16s */ - &&conv_xx12_x920, /* 16h ^> 24h */ - &&conv_xx12_029x, /* 16h ^> 24s */ - &&conv_xx12_9200, /* 16h ^> 32h */ - &&conv_xx12_0029, /* 16h ^> 32s */ - &&conv_xx12_xxx2, /* 16s -> 8h */ - &&conv_xx12_xxx2, /* 16s -> 8s */ - &&conv_xx12_xx21, /* 16s -> 16h */ - &&conv_xx12_xx12, /* 16s -> 16s */ - &&conv_xx12_x210, /* 16s -> 24h */ - &&conv_xx12_012x, /* 16s -> 24s */ - &&conv_xx12_2100, /* 16s -> 32h */ - &&conv_xx12_0012, /* 16s -> 32s */ - &&conv_xx12_xxxA, /* 16s ^> 8h */ - &&conv_xx12_xxxA, /* 16s ^> 8s */ - &&conv_xx12_xxA1, /* 16s ^> 16h */ - &&conv_xx12_xx1A, /* 16s ^> 16s */ - &&conv_xx12_xA10, /* 16s ^> 24h */ - &&conv_xx12_01Ax, /* 16s ^> 24s */ - &&conv_xx12_A100, /* 16s ^> 32h */ - &&conv_xx12_001A, /* 16s ^> 32s */ - &&conv_x123_xxx1, /* 24h -> 8h */ - &&conv_x123_xxx1, /* 24h -> 8s */ - &&conv_x123_xx12, /* 24h -> 16h */ - &&conv_x123_xx21, /* 24h -> 16s */ - &&conv_x123_x123, /* 24h -> 24h */ - &&conv_x123_321x, /* 24h -> 24s */ - &&conv_x123_1230, /* 24h -> 32h */ - &&conv_x123_0321, /* 24h -> 32s */ - &&conv_x123_xxx9, /* 24h ^> 8h */ - &&conv_x123_xxx9, /* 24h ^> 8s */ - &&conv_x123_xx92, /* 24h ^> 16h */ - &&conv_x123_xx29, /* 24h ^> 16s */ - &&conv_x123_x923, /* 24h ^> 24h */ - &&conv_x123_329x, /* 24h ^> 24s */ - &&conv_x123_9230, /* 24h ^> 32h */ - &&conv_x123_0329, /* 24h ^> 32s */ - &&conv_123x_xxx3, /* 24s -> 8h */ - &&conv_123x_xxx3, /* 24s -> 8s */ - &&conv_123x_xx32, /* 24s -> 16h */ - &&conv_123x_xx23, /* 24s -> 16s */ - &&conv_123x_x321, /* 24s -> 24h */ - &&conv_123x_123x, /* 24s -> 24s */ - &&conv_123x_3210, /* 24s -> 32h */ - &&conv_123x_0123, /* 24s -> 32s */ - &&conv_123x_xxxB, /* 24s ^> 8h */ - &&conv_123x_xxxB, /* 24s ^> 8s */ - &&conv_123x_xxB2, /* 24s ^> 16h */ - &&conv_123x_xx2B, /* 24s ^> 16s */ - &&conv_123x_xB21, /* 24s ^> 24h */ - &&conv_123x_12Bx, /* 24s ^> 24s */ - &&conv_123x_B210, /* 24s ^> 32h */ - &&conv_123x_012B, /* 24s ^> 32s */ - &&conv_1234_xxx1, /* 32h -> 8h */ - &&conv_1234_xxx1, /* 32h -> 8s */ - &&conv_1234_xx12, /* 32h -> 16h */ - &&conv_1234_xx21, /* 32h -> 16s */ - &&conv_1234_x123, /* 32h -> 24h */ - &&conv_1234_321x, /* 32h -> 24s */ - &&conv_1234_1234, /* 32h -> 32h */ - &&conv_1234_4321, /* 32h -> 32s */ - &&conv_1234_xxx9, /* 32h ^> 8h */ - &&conv_1234_xxx9, /* 32h ^> 8s */ - &&conv_1234_xx92, /* 32h ^> 16h */ - &&conv_1234_xx29, /* 32h ^> 16s */ - &&conv_1234_x923, /* 32h ^> 24h */ - &&conv_1234_329x, /* 32h ^> 24s */ - &&conv_1234_9234, /* 32h ^> 32h */ - &&conv_1234_4329, /* 32h ^> 32s */ - &&conv_1234_xxx4, /* 32s -> 8h */ - &&conv_1234_xxx4, /* 32s -> 8s */ - &&conv_1234_xx43, /* 32s -> 16h */ - &&conv_1234_xx34, /* 32s -> 16s */ - &&conv_1234_x432, /* 32s -> 24h */ - &&conv_1234_234x, /* 32s -> 24s */ - &&conv_1234_4321, /* 32s -> 32h */ - &&conv_1234_1234, /* 32s -> 32s */ - &&conv_1234_xxxC, /* 32s ^> 8h */ - &&conv_1234_xxxC, /* 32s ^> 8s */ - &&conv_1234_xxC3, /* 32s ^> 16h */ - &&conv_1234_xx3C, /* 32s ^> 16s */ - &&conv_1234_xC32, /* 32s ^> 24h */ - &&conv_1234_23Cx, /* 32s ^> 24s */ - &&conv_1234_C321, /* 32s ^> 32h */ - &&conv_1234_123C, /* 32s ^> 32s */ -}; -#endif - -#ifdef CONV_END -while(0) { -conv_xxx1_xxx1: as_u8(dst) = as_u8(src); goto CONV_END; -conv_xxx1_xx10: as_u16(dst) = (u_int16_t)as_u8(src) << 8; goto CONV_END; -conv_xxx1_xx01: as_u16(dst) = (u_int16_t)as_u8(src); goto CONV_END; -conv_xxx1_x100: as_u32(dst) = (u_int32_t)as_u8(src) << 16; goto CONV_END; -conv_xxx1_001x: as_u32(dst) = (u_int32_t)as_u8(src) << 8; goto CONV_END; -conv_xxx1_1000: as_u32(dst) = (u_int32_t)as_u8(src) << 24; goto CONV_END; -conv_xxx1_0001: as_u32(dst) = (u_int32_t)as_u8(src); goto CONV_END; -conv_xxx1_xxx9: as_u8(dst) = as_u8(src) ^ 0x80; goto CONV_END; -conv_xxx1_xx90: as_u16(dst) = (u_int16_t)(as_u8(src) ^ 0x80) << 8; goto CONV_END; -conv_xxx1_xx09: as_u16(dst) = (u_int16_t)(as_u8(src) ^ 0x80); goto CONV_END; -conv_xxx1_x900: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 16; goto CONV_END; -conv_xxx1_009x: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 8; goto CONV_END; -conv_xxx1_9000: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80) << 24; goto CONV_END; -conv_xxx1_0009: as_u32(dst) = (u_int32_t)(as_u8(src) ^ 0x80); goto CONV_END; -conv_xx12_xxx1: as_u8(dst) = as_u16(src) >> 8; goto CONV_END; -conv_xx12_xx12: as_u16(dst) = as_u16(src); goto CONV_END; -conv_xx12_xx21: as_u16(dst) = swab16(as_u16(src)); goto CONV_END; -conv_xx12_x120: as_u32(dst) = (u_int32_t)as_u16(src) << 8; goto CONV_END; -conv_xx12_021x: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 8; goto CONV_END; -conv_xx12_1200: as_u32(dst) = (u_int32_t)as_u16(src) << 16; goto CONV_END; -conv_xx12_0021: as_u32(dst) = (u_int32_t)swab16(as_u16(src)); goto CONV_END; -conv_xx12_xxx9: as_u8(dst) = (as_u16(src) >> 8) ^ 0x80; goto CONV_END; -conv_xx12_xx92: as_u16(dst) = as_u16(src) ^ 0x8000; goto CONV_END; -conv_xx12_xx29: as_u16(dst) = swab16(as_u16(src)) ^ 0x80; goto CONV_END; -conv_xx12_x920: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x8000) << 8; goto CONV_END; -conv_xx12_029x: as_u32(dst) = (u_int32_t)(swab16(as_u16(src)) ^ 0x80) << 8; goto CONV_END; -conv_xx12_9200: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x8000) << 16; goto CONV_END; -conv_xx12_0029: as_u32(dst) = (u_int32_t)(swab16(as_u16(src)) ^ 0x80); goto CONV_END; -conv_xx12_xxx2: as_u8(dst) = as_u16(src) & 0xff; goto CONV_END; -conv_xx12_x210: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 8; goto CONV_END; -conv_xx12_012x: as_u32(dst) = (u_int32_t)as_u16(src) << 8; goto CONV_END; -conv_xx12_2100: as_u32(dst) = (u_int32_t)swab16(as_u16(src)) << 16; goto CONV_END; -conv_xx12_0012: as_u32(dst) = (u_int32_t)as_u16(src); goto CONV_END; -conv_xx12_xxxA: as_u8(dst) = (as_u16(src) ^ 0x80) & 0xff; goto CONV_END; -conv_xx12_xxA1: as_u16(dst) = swab16(as_u16(src) ^ 0x80); goto CONV_END; -conv_xx12_xx1A: as_u16(dst) = as_u16(src) ^ 0x80; goto CONV_END; -conv_xx12_xA10: as_u32(dst) = (u_int32_t)swab16(as_u16(src) ^ 0x80) << 8; goto CONV_END; -conv_xx12_01Ax: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x80) << 8; goto CONV_END; -conv_xx12_A100: as_u32(dst) = (u_int32_t)swab16(as_u16(src) ^ 0x80) << 16; goto CONV_END; -conv_xx12_001A: as_u32(dst) = (u_int32_t)(as_u16(src) ^ 0x80); goto CONV_END; -conv_x123_xxx1: as_u8(dst) = as_u32(src) >> 16; goto CONV_END; -conv_x123_xx12: as_u16(dst) = as_u32(src) >> 8; goto CONV_END; -conv_x123_xx21: as_u16(dst) = swab16(as_u32(src) >> 8); goto CONV_END; -conv_x123_x123: as_u32(dst) = as_u32(src); goto CONV_END; -conv_x123_321x: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; -conv_x123_1230: as_u32(dst) = as_u32(src) << 8; goto CONV_END; -conv_x123_0321: as_u32(dst) = swab32(as_u32(src)) >> 8; goto CONV_END; -conv_x123_xxx9: as_u8(dst) = (as_u32(src) >> 16) ^ 0x80; goto CONV_END; -conv_x123_xx92: as_u16(dst) = (as_u32(src) >> 8) ^ 0x8000; goto CONV_END; -conv_x123_xx29: as_u16(dst) = swab16(as_u32(src) >> 8) ^ 0x80; goto CONV_END; -conv_x123_x923: as_u32(dst) = as_u32(src) ^ 0x800000; goto CONV_END; -conv_x123_329x: as_u32(dst) = swab32(as_u32(src)) ^ 0x8000; goto CONV_END; -conv_x123_9230: as_u32(dst) = (as_u32(src) ^ 0x800000) << 8; goto CONV_END; -conv_x123_0329: as_u32(dst) = (swab32(as_u32(src)) >> 8) ^ 0x80; goto CONV_END; -conv_123x_xxx3: as_u8(dst) = (as_u32(src) >> 8) & 0xff; goto CONV_END; -conv_123x_xx32: as_u16(dst) = swab16(as_u32(src) >> 8); goto CONV_END; -conv_123x_xx23: as_u16(dst) = (as_u32(src) >> 8) & 0xffff; goto CONV_END; -conv_123x_x321: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; -conv_123x_123x: as_u32(dst) = as_u32(src); goto CONV_END; -conv_123x_3210: as_u32(dst) = swab32(as_u32(src)) << 8; goto CONV_END; -conv_123x_0123: as_u32(dst) = as_u32(src) >> 8; goto CONV_END; -conv_123x_xxxB: as_u8(dst) = ((as_u32(src) >> 8) & 0xff) ^ 0x80; goto CONV_END; -conv_123x_xxB2: as_u16(dst) = swab16((as_u32(src) >> 8) ^ 0x80); goto CONV_END; -conv_123x_xx2B: as_u16(dst) = ((as_u32(src) >> 8) & 0xffff) ^ 0x80; goto CONV_END; -conv_123x_xB21: as_u32(dst) = swab32(as_u32(src)) ^ 0x800000; goto CONV_END; -conv_123x_12Bx: as_u32(dst) = as_u32(src) ^ 0x8000; goto CONV_END; -conv_123x_B210: as_u32(dst) = swab32(as_u32(src) ^ 0x8000) << 8; goto CONV_END; -conv_123x_012B: as_u32(dst) = (as_u32(src) >> 8) ^ 0x80; goto CONV_END; -conv_1234_xxx1: as_u8(dst) = as_u32(src) >> 24; goto CONV_END; -conv_1234_xx12: as_u16(dst) = as_u32(src) >> 16; goto CONV_END; -conv_1234_xx21: as_u16(dst) = swab16(as_u32(src) >> 16); goto CONV_END; -conv_1234_x123: as_u32(dst) = as_u32(src) >> 8; goto CONV_END; -conv_1234_321x: as_u32(dst) = swab32(as_u32(src)) << 8; goto CONV_END; -conv_1234_1234: as_u32(dst) = as_u32(src); goto CONV_END; -conv_1234_4321: as_u32(dst) = swab32(as_u32(src)); goto CONV_END; -conv_1234_xxx9: as_u8(dst) = (as_u32(src) >> 24) ^ 0x80; goto CONV_END; -conv_1234_xx92: as_u16(dst) = (as_u32(src) >> 16) ^ 0x8000; goto CONV_END; -conv_1234_xx29: as_u16(dst) = swab16(as_u32(src) >> 16) ^ 0x80; goto CONV_END; -conv_1234_x923: as_u32(dst) = (as_u32(src) >> 8) ^ 0x800000; goto CONV_END; -conv_1234_329x: as_u32(dst) = (swab32(as_u32(src)) ^ 0x80) << 8; goto CONV_END; -conv_1234_9234: as_u32(dst) = as_u32(src) ^ 0x80000000; goto CONV_END; -conv_1234_4329: as_u32(dst) = swab32(as_u32(src)) ^ 0x80; goto CONV_END; -conv_1234_xxx4: as_u8(dst) = as_u32(src) & 0xff; goto CONV_END; -conv_1234_xx43: as_u16(dst) = swab16(as_u32(src)); goto CONV_END; -conv_1234_xx34: as_u16(dst) = as_u32(src) & 0xffff; goto CONV_END; -conv_1234_x432: as_u32(dst) = swab32(as_u32(src)) >> 8; goto CONV_END; -conv_1234_234x: as_u32(dst) = as_u32(src) << 8; goto CONV_END; -conv_1234_xxxC: as_u8(dst) = (as_u32(src) & 0xff) ^ 0x80; goto CONV_END; -conv_1234_xxC3: as_u16(dst) = swab16(as_u32(src) ^ 0x80); goto CONV_END; -conv_1234_xx3C: as_u16(dst) = (as_u32(src) & 0xffff) ^ 0x80; goto CONV_END; -conv_1234_xC32: as_u32(dst) = (swab32(as_u32(src)) >> 8) ^ 0x800000; goto CONV_END; -conv_1234_23Cx: as_u32(dst) = (as_u32(src) ^ 0x80) << 8; goto CONV_END; -conv_1234_C321: as_u32(dst) = swab32(as_u32(src) ^ 0x80); goto CONV_END; -conv_1234_123C: as_u32(dst) = as_u32(src) ^ 0x80; goto CONV_END; -} -#endif - -#ifdef GET_S16_LABELS -/* src_wid src_endswap unsigned */ -static void *get_s16_labels[4 * 2 * 2] = { - &&get_s16_xxx1_xx10, /* 8h -> 16h */ - &&get_s16_xxx1_xx90, /* 8h ^> 16h */ - &&get_s16_xxx1_xx10, /* 8s -> 16h */ - &&get_s16_xxx1_xx90, /* 8s ^> 16h */ - &&get_s16_xx12_xx12, /* 16h -> 16h */ - &&get_s16_xx12_xx92, /* 16h ^> 16h */ - &&get_s16_xx12_xx21, /* 16s -> 16h */ - &&get_s16_xx12_xxA1, /* 16s ^> 16h */ - &&get_s16_x123_xx12, /* 24h -> 16h */ - &&get_s16_x123_xx92, /* 24h ^> 16h */ - &&get_s16_123x_xx32, /* 24s -> 16h */ - &&get_s16_123x_xxB2, /* 24s ^> 16h */ - &&get_s16_1234_xx12, /* 32h -> 16h */ - &&get_s16_1234_xx92, /* 32h ^> 16h */ - &&get_s16_1234_xx43, /* 32s -> 16h */ - &&get_s16_1234_xxC3, /* 32s ^> 16h */ -}; -#endif - -#ifdef GET_S16_END -while(0) { -get_s16_xxx1_xx10: sample = (u_int16_t)as_u8(src) << 8; goto GET_S16_END; -get_s16_xxx1_xx90: sample = (u_int16_t)(as_u8(src) ^ 0x80) << 8; goto GET_S16_END; -get_s16_xx12_xx12: sample = as_u16(src); goto GET_S16_END; -get_s16_xx12_xx92: sample = as_u16(src) ^ 0x8000; goto GET_S16_END; -get_s16_xx12_xx21: sample = swab16(as_u16(src)); goto GET_S16_END; -get_s16_xx12_xxA1: sample = swab16(as_u16(src) ^ 0x80); goto GET_S16_END; -get_s16_x123_xx12: sample = as_u32(src) >> 8; goto GET_S16_END; -get_s16_x123_xx92: sample = (as_u32(src) >> 8) ^ 0x8000; goto GET_S16_END; -get_s16_123x_xx32: sample = swab16(as_u32(src) >> 8); goto GET_S16_END; -get_s16_123x_xxB2: sample = swab16((as_u32(src) >> 8) ^ 0x8000); goto GET_S16_END; -get_s16_1234_xx12: sample = as_u32(src) >> 16; goto GET_S16_END; -get_s16_1234_xx92: sample = (as_u32(src) >> 16) ^ 0x8000; goto GET_S16_END; -get_s16_1234_xx43: sample = swab16(as_u32(src)); goto GET_S16_END; -get_s16_1234_xxC3: sample = swab16(as_u32(src) ^ 0x80); goto GET_S16_END; -} -#endif - -#ifdef PUT_S16_LABELS -/* dst_wid dst_endswap unsigned */ -static void *put_s16_labels[4 * 2 * 2] = { - &&put_s16_xx12_xxx1, /* 16h -> 8h */ - &&put_s16_xx12_xxx9, /* 16h ^> 8h */ - &&put_s16_xx12_xxx1, /* 16h -> 8s */ - &&put_s16_xx12_xxx9, /* 16h ^> 8s */ - &&put_s16_xx12_xx12, /* 16h -> 16h */ - &&put_s16_xx12_xx92, /* 16h ^> 16h */ - &&put_s16_xx12_xx21, /* 16h -> 16s */ - &&put_s16_xx12_xx29, /* 16h ^> 16s */ - &&put_s16_xx12_x120, /* 16h -> 24h */ - &&put_s16_xx12_x920, /* 16h ^> 24h */ - &&put_s16_xx12_021x, /* 16h -> 24s */ - &&put_s16_xx12_029x, /* 16h ^> 24s */ - &&put_s16_xx12_1200, /* 16h -> 32h */ - &&put_s16_xx12_9200, /* 16h ^> 32h */ - &&put_s16_xx12_0021, /* 16h -> 32s */ - &&put_s16_xx12_0029, /* 16h ^> 32s */ -}; -#endif - -#ifdef PUT_S16_END -while (0) { -put_s16_xx12_xxx1: as_u8(dst) = sample >> 8; goto PUT_S16_END; -put_s16_xx12_xxx9: as_u8(dst) = (sample >> 8) ^ 0x80; goto PUT_S16_END; -put_s16_xx12_xx12: as_u16(dst) = sample; goto PUT_S16_END; -put_s16_xx12_xx92: as_u16(dst) = sample ^ 0x8000; goto PUT_S16_END; -put_s16_xx12_xx21: as_u16(dst) = swab16(sample); goto PUT_S16_END; -put_s16_xx12_xx29: as_u16(dst) = swab16(sample) ^ 0x80; goto PUT_S16_END; -put_s16_xx12_x120: as_u32(dst) = (u_int32_t)sample << 8; goto PUT_S16_END; -put_s16_xx12_x920: as_u32(dst) = (u_int32_t)(sample ^ 0x8000) << 8; goto PUT_S16_END; -put_s16_xx12_021x: as_u32(dst) = (u_int32_t)swab16(sample) << 8; goto PUT_S16_END; -put_s16_xx12_029x: as_u32(dst) = (u_int32_t)(swab16(sample) ^ 0x80) << 8; goto PUT_S16_END; -put_s16_xx12_1200: as_u32(dst) = (u_int32_t)sample << 16; goto PUT_S16_END; -put_s16_xx12_9200: as_u32(dst) = (u_int32_t)(sample ^ 0x8000) << 16; goto PUT_S16_END; -put_s16_xx12_0021: as_u32(dst) = (u_int32_t)swab16(sample); goto PUT_S16_END; -put_s16_xx12_0029: as_u32(dst) = (u_int32_t)swab16(sample) ^ 0x80; goto PUT_S16_END; -} -#endif - -#undef as_u8 -#undef as_u16 -#undef as_u32 -#undef as_s8 -#undef as_s16 -#undef as_s32 diff --git a/sound/core/oss/rate.c b/sound/core/oss/rate.c index 18d8a0f4e816..9eb267913c38 100644 --- a/sound/core/oss/rate.c +++ b/sound/core/oss/rate.c @@ -1,6 +1,6 @@ /* * Rate conversion Plug-In - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * * * This library is free software; you can redistribute it and/or modify @@ -20,9 +20,6 @@ */ #include <sound/driver.h> - -#ifdef CONFIG_SND_PCM_OSS_PLUGINS - #include <linux/time.h> #include <sound/core.h> #include <sound/pcm.h> @@ -340,5 +337,3 @@ int snd_pcm_plugin_build_rate(struct snd_pcm_substream *plug, *r_plugin = plugin; return 0; } - -#endif diff --git a/sound/core/oss/route.c b/sound/core/oss/route.c index 46917dc0196b..de3ffdeaf7e3 100644 --- a/sound/core/oss/route.c +++ b/sound/core/oss/route.c @@ -20,9 +20,6 @@ */ #include <sound/driver.h> - -#ifdef CONFIG_SND_PCM_OSS_PLUGINS - #include <linux/slab.h> #include <linux/time.h> #include <sound/core.h> @@ -108,5 +105,3 @@ int snd_pcm_plugin_build_route(struct snd_pcm_substream *plug, *r_plugin = plugin; return 0; } - -#endif diff --git a/sound/core/pcm.c b/sound/core/pcm.c index 2743414fc8fa..cf9b9493d41d 100644 --- a/sound/core/pcm.c +++ b/sound/core/pcm.c @@ -1,6 +1,6 @@ /* * Digital Audio (PCM) abstract layer - * 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 @@ -30,7 +30,7 @@ #include <sound/control.h> #include <sound/info.h> -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Abramo Bagnara <abramo@alsa-project.org>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Abramo Bagnara <abramo@alsa-project.org>"); MODULE_DESCRIPTION("Midlevel PCM code for ALSA."); MODULE_LICENSE("GPL"); diff --git a/sound/core/pcm_lib.c b/sound/core/pcm_lib.c index 9fefcaa2c324..806f1fba5446 100644 --- a/sound/core/pcm_lib.c +++ b/sound/core/pcm_lib.c @@ -1,6 +1,6 @@ /* * Digital Audio (PCM) abstract layer - * Copyright (c) by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) by Jaroslav Kysela <perex@perex.cz> * Abramo Bagnara <abramo@alsa-project.org> * * diff --git a/sound/core/pcm_memory.c b/sound/core/pcm_memory.c index 95b1b2f0b1e2..a13e38cfd2c6 100644 --- a/sound/core/pcm_memory.c +++ b/sound/core/pcm_memory.c @@ -1,6 +1,6 @@ /* * Digital Audio (PCM) abstract layer - * 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 diff --git a/sound/core/pcm_misc.c b/sound/core/pcm_misc.c index 0019c59a779d..dd9aa51d8c82 100644 --- a/sound/core/pcm_misc.c +++ b/sound/core/pcm_misc.c @@ -1,6 +1,6 @@ /* * PCM Interface - misc routines - * Copyright (c) 1998 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1998 by Jaroslav Kysela <perex@perex.cz> * * * This library is free software; you can redistribute it and/or modify @@ -422,38 +422,6 @@ int snd_pcm_format_set_silence(snd_pcm_format_t format, void *data, unsigned int EXPORT_SYMBOL(snd_pcm_format_set_silence); -/* [width][unsigned][bigendian] */ -static int linear_formats[4][2][2] = { - {{ SNDRV_PCM_FORMAT_S8, SNDRV_PCM_FORMAT_S8}, - { SNDRV_PCM_FORMAT_U8, SNDRV_PCM_FORMAT_U8}}, - {{SNDRV_PCM_FORMAT_S16_LE, SNDRV_PCM_FORMAT_S16_BE}, - {SNDRV_PCM_FORMAT_U16_LE, SNDRV_PCM_FORMAT_U16_BE}}, - {{SNDRV_PCM_FORMAT_S24_LE, SNDRV_PCM_FORMAT_S24_BE}, - {SNDRV_PCM_FORMAT_U24_LE, SNDRV_PCM_FORMAT_U24_BE}}, - {{SNDRV_PCM_FORMAT_S32_LE, SNDRV_PCM_FORMAT_S32_BE}, - {SNDRV_PCM_FORMAT_U32_LE, SNDRV_PCM_FORMAT_U32_BE}} -}; - -/** - * snd_pcm_build_linear_format - return the suitable linear format for the given condition - * @width: the bit-width - * @unsignd: 1 if unsigned, 0 if signed. - * @big_endian: 1 if big-endian, 0 if little-endian - * - * Returns the suitable linear format for the given condition. - */ -snd_pcm_format_t snd_pcm_build_linear_format(int width, int unsignd, int big_endian) -{ - if (width & 7) - return SND_PCM_FORMAT_UNKNOWN; - width = (width / 8) - 1; - if (width < 0 || width >= 4) - return SND_PCM_FORMAT_UNKNOWN; - return linear_formats[width][!!unsignd][!!big_endian]; -} - -EXPORT_SYMBOL(snd_pcm_build_linear_format); - /** * snd_pcm_limit_hw_rates - determine rate_min/rate_max fields * @runtime: the runtime instance @@ -465,21 +433,16 @@ EXPORT_SYMBOL(snd_pcm_build_linear_format); */ int snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime) { - static unsigned rates[] = { - /* ATTENTION: these values depend on the definition in pcm.h! */ - 5512, 8000, 11025, 16000, 22050, 32000, 44100, 48000, - 64000, 88200, 96000, 176400, 192000 - }; int i; - for (i = 0; i < (int)ARRAY_SIZE(rates); i++) { + for (i = 0; i < (int)snd_pcm_known_rates.count; i++) { if (runtime->hw.rates & (1 << i)) { - runtime->hw.rate_min = rates[i]; + runtime->hw.rate_min = snd_pcm_known_rates.list[i]; break; } } - for (i = (int)ARRAY_SIZE(rates) - 1; i >= 0; i--) { + for (i = (int)snd_pcm_known_rates.count - 1; i >= 0; i--) { if (runtime->hw.rates & (1 << i)) { - runtime->hw.rate_max = rates[i]; + runtime->hw.rate_max = snd_pcm_known_rates.list[i]; break; } } @@ -487,3 +450,21 @@ int snd_pcm_limit_hw_rates(struct snd_pcm_runtime *runtime) } EXPORT_SYMBOL(snd_pcm_limit_hw_rates); + +/** + * snd_pcm_rate_to_rate_bit - converts sample rate to SNDRV_PCM_RATE_xxx bit + * @rate: the sample rate to convert + * + * Returns the SNDRV_PCM_RATE_xxx flag that corresponds to the given rate, or + * SNDRV_PCM_RATE_KNOT for an unknown rate. + */ +unsigned int snd_pcm_rate_to_rate_bit(unsigned int rate) +{ + unsigned int i; + + for (i = 0; i < snd_pcm_known_rates.count; i++) + if (snd_pcm_known_rates.list[i] == rate) + return 1u << i; + return SNDRV_PCM_RATE_KNOT; +} +EXPORT_SYMBOL(snd_pcm_rate_to_rate_bit); diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c index 59b29cd482ae..fb3dde4db045 100644 --- a/sound/core/pcm_native.c +++ b/sound/core/pcm_native.c @@ -1,6 +1,6 @@ /* * Digital Audio (PCM) abstract layer - * 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 @@ -1787,12 +1787,18 @@ static int snd_pcm_hw_rule_sample_bits(struct snd_pcm_hw_params *params, static unsigned int rates[] = { 5512, 8000, 11025, 16000, 22050, 32000, 44100, 48000, 64000, 88200, 96000, 176400, 192000 }; +const struct snd_pcm_hw_constraint_list snd_pcm_known_rates = { + .count = ARRAY_SIZE(rates), + .list = rates, +}; + static int snd_pcm_hw_rule_rate(struct snd_pcm_hw_params *params, struct snd_pcm_hw_rule *rule) { struct snd_pcm_hardware *hw = rule->private; return snd_interval_list(hw_param_interval(params, rule->var), - ARRAY_SIZE(rates), rates, hw->rates); + snd_pcm_known_rates.count, + snd_pcm_known_rates.list, hw->rates); } static int snd_pcm_hw_rule_buffer_bytes_max(struct snd_pcm_hw_params *params, diff --git a/sound/core/pcm_timer.c b/sound/core/pcm_timer.c index d94ed16d21ea..23aa9a27e215 100644 --- a/sound/core/pcm_timer.c +++ b/sound/core/pcm_timer.c @@ -1,6 +1,6 @@ /* * Digital Audio (PCM) abstract layer - * 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 diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c index e470c3c7d611..b8e700b94e59 100644 --- a/sound/core/rawmidi.c +++ b/sound/core/rawmidi.c @@ -1,6 +1,6 @@ /* * Abstract layer for MIDI v1.0 stream - * 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 @@ -30,14 +30,13 @@ #include <linux/mutex.h> #include <linux/moduleparam.h> #include <linux/delay.h> -#include <linux/wait.h> #include <sound/rawmidi.h> #include <sound/info.h> #include <sound/control.h> #include <sound/minors.h> #include <sound/initval.h> -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Midlevel RawMidi code for ALSA."); MODULE_LICENSE("GPL"); diff --git a/sound/core/seq/Makefile b/sound/core/seq/Makefile index 402e2b4a34c6..ceef14afee30 100644 --- a/sound/core/seq/Makefile +++ b/sound/core/seq/Makefile @@ -1,6 +1,6 @@ # # Makefile for ALSA -# Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> +# Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> # obj-$(CONFIG_SND) += instr/ diff --git a/sound/core/seq/instr/Makefile b/sound/core/seq/instr/Makefile index 69138f30a293..608960364813 100644 --- a/sound/core/seq/instr/Makefile +++ b/sound/core/seq/instr/Makefile @@ -1,6 +1,6 @@ # # Makefile for ALSA -# Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> +# Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> # snd-ainstr-fm-objs := ainstr_fm.o diff --git a/sound/core/seq/instr/ainstr_gf1.c b/sound/core/seq/instr/ainstr_gf1.c index c640e1cf854d..49400262b1eb 100644 --- a/sound/core/seq/instr/ainstr_gf1.c +++ b/sound/core/seq/instr/ainstr_gf1.c @@ -1,6 +1,6 @@ /* * GF1 (GUS) Patch - Instrument routines - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -26,7 +26,7 @@ #include <sound/initval.h> #include <asm/uaccess.h> -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Advanced Linux Sound Architecture GF1 (GUS) Patch support."); MODULE_LICENSE("GPL"); diff --git a/sound/core/seq/instr/ainstr_iw.c b/sound/core/seq/instr/ainstr_iw.c index 5367baee2d08..6c40eb73fa9f 100644 --- a/sound/core/seq/instr/ainstr_iw.c +++ b/sound/core/seq/instr/ainstr_iw.c @@ -1,6 +1,6 @@ /* * IWFFFF - AMD InterWave (tm) - Instrument routines - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -26,7 +26,7 @@ #include <sound/initval.h> #include <asm/uaccess.h> -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Advanced Linux Sound Architecture IWFFFF support."); MODULE_LICENSE("GPL"); diff --git a/sound/core/seq/instr/ainstr_simple.c b/sound/core/seq/instr/ainstr_simple.c index ac717bef9d77..78f68bee24fe 100644 --- a/sound/core/seq/instr/ainstr_simple.c +++ b/sound/core/seq/instr/ainstr_simple.c @@ -1,6 +1,6 @@ /* * Simple (MOD player) - Instrument routines - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -26,7 +26,7 @@ #include <sound/initval.h> #include <asm/uaccess.h> -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Advanced Linux Sound Architecture Simple Instrument support."); MODULE_LICENSE("GPL"); diff --git a/sound/core/seq/oss/Makefile b/sound/core/seq/oss/Makefile index a37ddedf7107..b38406b8463c 100644 --- a/sound/core/seq/oss/Makefile +++ b/sound/core/seq/oss/Makefile @@ -1,6 +1,6 @@ # # Makefile for ALSA -# Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> +# Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> # snd-seq-oss-objs := seq_oss.o seq_oss_init.o seq_oss_timer.o seq_oss_ioctl.o \ diff --git a/sound/core/seq/oss/seq_oss_init.c b/sound/core/seq/oss/seq_oss_init.c index ca5a2ed4d7c3..d0d721c22eac 100644 --- a/sound/core/seq/oss/seq_oss_init.c +++ b/sound/core/seq/oss/seq_oss_init.c @@ -176,29 +176,29 @@ snd_seq_oss_open(struct file *file, int level) int i, rc; struct seq_oss_devinfo *dp; - if ((dp = kzalloc(sizeof(*dp), GFP_KERNEL)) == NULL) { + dp = kzalloc(sizeof(*dp), GFP_KERNEL); + if (!dp) { snd_printk(KERN_ERR "can't malloc device info\n"); return -ENOMEM; } debug_printk(("oss_open: dp = %p\n", dp)); + dp->cseq = system_client; + dp->port = -1; + dp->queue = -1; + for (i = 0; i < SNDRV_SEQ_OSS_MAX_CLIENTS; i++) { if (client_table[i] == NULL) break; } + + dp->index = i; if (i >= SNDRV_SEQ_OSS_MAX_CLIENTS) { snd_printk(KERN_ERR "too many applications\n"); - kfree(dp); - return -ENOMEM; + rc = -ENOMEM; + goto _error; } - dp->index = i; - dp->cseq = system_client; - dp->port = -1; - dp->queue = -1; - dp->readq = NULL; - dp->writeq = NULL; - /* look up synth and midi devices */ snd_seq_oss_synth_setup(dp); snd_seq_oss_midi_setup(dp); @@ -211,14 +211,16 @@ snd_seq_oss_open(struct file *file, int level) /* create port */ debug_printk(("create new port\n")); - if ((rc = create_port(dp)) < 0) { + rc = create_port(dp); + if (rc < 0) { snd_printk(KERN_ERR "can't create port\n"); goto _error; } /* allocate queue */ debug_printk(("allocate queue\n")); - if ((rc = alloc_seq_queue(dp)) < 0) + rc = alloc_seq_queue(dp); + if (rc < 0) goto _error; /* set address */ @@ -235,7 +237,8 @@ snd_seq_oss_open(struct file *file, int level) /* initialize read queue */ debug_printk(("initialize read queue\n")); if (is_read_mode(dp->file_mode)) { - if ((dp->readq = snd_seq_oss_readq_new(dp, maxqlen)) == NULL) { + dp->readq = snd_seq_oss_readq_new(dp, maxqlen); + if (!dp->readq) { rc = -ENOMEM; goto _error; } @@ -245,7 +248,7 @@ snd_seq_oss_open(struct file *file, int level) debug_printk(("initialize write queue\n")); if (is_write_mode(dp->file_mode)) { dp->writeq = snd_seq_oss_writeq_new(dp, maxqlen); - if (dp->writeq == NULL) { + if (!dp->writeq) { rc = -ENOMEM; goto _error; } @@ -253,7 +256,8 @@ snd_seq_oss_open(struct file *file, int level) /* initialize timer */ debug_printk(("initialize timer\n")); - if ((dp->timer = snd_seq_oss_timer_new(dp)) == NULL) { + dp->timer = snd_seq_oss_timer_new(dp); + if (!dp->timer) { snd_printk(KERN_ERR "can't alloc timer\n"); rc = -ENOMEM; goto _error; @@ -276,11 +280,13 @@ snd_seq_oss_open(struct file *file, int level) return 0; _error: + snd_seq_oss_writeq_delete(dp->writeq); + snd_seq_oss_readq_delete(dp->readq); snd_seq_oss_synth_cleanup(dp); snd_seq_oss_midi_cleanup(dp); - i = dp->queue; delete_port(dp); - delete_seq_queue(i); + delete_seq_queue(dp->queue); + kfree(dp); return rc; } diff --git a/sound/core/seq/oss/seq_oss_writeq.c b/sound/core/seq/oss/seq_oss_writeq.c index 5c8495601a38..217424858191 100644 --- a/sound/core/seq/oss/seq_oss_writeq.c +++ b/sound/core/seq/oss/seq_oss_writeq.c @@ -63,8 +63,10 @@ snd_seq_oss_writeq_new(struct seq_oss_devinfo *dp, int maxlen) void snd_seq_oss_writeq_delete(struct seq_oss_writeq *q) { - snd_seq_oss_writeq_clear(q); /* to be sure */ - kfree(q); + if (q) { + snd_seq_oss_writeq_clear(q); /* to be sure */ + kfree(q); + } } diff --git a/sound/core/seq/seq.c b/sound/core/seq/seq.c index 2f0d8773ac6b..1878208a8026 100644 --- a/sound/core/seq/seq.c +++ b/sound/core/seq/seq.c @@ -53,7 +53,7 @@ int seq_default_timer_device = int seq_default_timer_subdevice = 0; int seq_default_timer_resolution = 0; /* Hz */ -MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer."); MODULE_LICENSE("GPL"); diff --git a/sound/core/seq/seq_clientmgr.c b/sound/core/seq/seq_clientmgr.c index b31b5282a2c8..2e3fa25ab19f 100644 --- a/sound/core/seq/seq_clientmgr.c +++ b/sound/core/seq/seq_clientmgr.c @@ -1,7 +1,7 @@ /* * ALSA sequencer Client Manager * Copyright (c) 1998-2001 by Frank van de Pol <fvdpol@coil.demon.nl> - * Jaroslav Kysela <perex@suse.cz> + * Jaroslav Kysela <perex@perex.cz> * Takashi Iwai <tiwai@suse.de> * * diff --git a/sound/core/seq/seq_instr.c b/sound/core/seq/seq_instr.c index 5efe6523a589..9a6fd56c9109 100644 --- a/sound/core/seq/seq_instr.c +++ b/sound/core/seq/seq_instr.c @@ -1,6 +1,6 @@ /* * Generic Instrument routines for ALSA sequencer - * Copyright (c) 1999 by Jaroslav Kysela <perex@suse.cz> + * Copyright (c) 1999 by Jaroslav Kysela <perex@perex.cz> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -26,7 +26,7 @@ #include <sound/seq_instr.h> #include <sound/initval.h> -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer instrument library."); MODULE_LICENSE("GPL"); @@ -109,7 +109,7 @@ void snd_seq_instr_list_free(struct snd_seq_kinstr_list **list_ptr) spin_lock_irqsave(&list->lock, flags); while (instr->use) { spin_unlock_irqrestore(&list->lock, flags); - schedule_timeout(1); + schedule_timeout_uninterruptible(1); spin_lock_irqsave(&list->lock, flags); } spin_unlock_irqrestore(&list->lock, flags); @@ -198,8 +198,10 @@ int snd_seq_instr_list_free_cond(struct snd_seq_kinstr_list *list, while (flist) { instr = flist; flist = instr->next; - while (instr->use) - schedule_timeout(1); + while (instr->use) { + schedule_timeout_uninterruptible(1); + barrier(); + } if (snd_seq_instr_free(instr, atomic)<0) snd_printk(KERN_WARNING "instrument free problem\n"); instr = next; @@ -555,7 +557,7 @@ static int instr_free(struct snd_seq_kinstr_ops *ops, SNDRV_SEQ_INSTR_NOTIFY_REMOVE); while (instr->use) { spin_unlock_irqrestore(&list->lock, flags); - schedule_timeout(1); + schedule_timeout_uninterruptible(1); spin_lock_irqsave(&list->lock, flags); } spin_unlock_irqrestore(&list->lock, flags); diff --git a/sound/core/seq/seq_memory.c b/sound/core/seq/seq_memory.c index a3dc5e01e9f2..a72a1945bf8a 100644 --- a/sound/core/seq/seq_memory.c +++ b/sound/core/seq/seq_memory.c @@ -1,7 +1,7 @@ /* * ALSA sequencer Memory Manager * Copyright (c) 1998 by Frank van de Pol <fvdpol@coil.demon.nl> - * Jaroslav Kysela <perex@suse.cz> + * Jaroslav Kysela <perex@perex.cz> * 2000 by Takashi Iwai <tiwai@suse.de> * * This program is free software; you can redistribute it and/or modify diff --git a/sound/core/seq/seq_midi.c b/sound/core/seq/seq_midi.c index 1daa5b069c79..5929aaf1df9d 100644 --- a/sound/core/seq/seq_midi.c +++ b/sound/core/seq/seq_midi.c @@ -1,7 +1,7 @@ /* * Generic MIDI synth driver for ALSA sequencer * Copyright (c) 1998 by Frank van de Pol <fvdpol@coil.demon.nl> - * Jaroslav Kysela <perex@suse.cz> + * Jaroslav Kysela <perex@perex.cz> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -40,7 +40,7 @@ Possible options for midisynth module: #include <sound/seq_midi_event.h> #include <sound/initval.h> -MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Frank van de Pol <fvdpol@coil.demon.nl>, Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Advanced Linux Sound Architecture sequencer MIDI synth."); MODULE_LICENSE("GPL"); static int output_buffer_size = PAGE_SIZE; diff --git a/sound/core/seq/seq_midi_event.c b/sound/core/seq/seq_midi_event.c index 5ff80b776906..b6820a5a73fc 100644 --- a/sound/core/seq/seq_midi_event.c +++ b/sound/core/seq/seq_midi_event.c @@ -2,7 +2,7 @@ * MIDI byte <-> sequencer event coder * * Copyright (C) 1998,99 Takashi Iwai <tiwai@suse.de>, - * Jaroslav Kysela <perex@suse.cz> + * Jaroslav Kysela <perex@perex.cz> * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by @@ -28,14 +28,13 @@ #include <sound/seq_midi_event.h> #include <sound/asoundef.h> -MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>, Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Takashi Iwai <tiwai@suse.de>, Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("MIDI byte <-> sequencer event coder"); MODULE_LICENSE("GPL"); -/* queue type */ -/* from 0 to 7 are normal commands (note off, on, etc.) */ -#define ST_NOTEOFF 0 -#define ST_NOTEON 1 +/* event type, index into status_event[] */ +/* from 0 to 6 are normal commands (note off, on, etc.) for 0x9?-0xe? */ +#define ST_INVALID 7 #define ST_SPECIAL 8 #define ST_SYSEX ST_SPECIAL /* from 8 to 15 are events for 0xf0-0xf7 */ @@ -65,32 +64,33 @@ static struct status_event_list { void (*encode)(struct snd_midi_event *dev, struct snd_seq_event *ev); void (*decode)(struct snd_seq_event *ev, unsigned char *buf); } status_event[] = { - /* 0x80 - 0xf0 */ - {SNDRV_SEQ_EVENT_NOTEOFF, 2, note_event, note_decode}, - {SNDRV_SEQ_EVENT_NOTEON, 2, note_event, note_decode}, - {SNDRV_SEQ_EVENT_KEYPRESS, 2, note_event, note_decode}, - {SNDRV_SEQ_EVENT_CONTROLLER, 2, two_param_ctrl_event, two_param_decode}, - {SNDRV_SEQ_EVENT_PGMCHANGE, 1, one_param_ctrl_event, one_param_decode}, - {SNDRV_SEQ_EVENT_CHANPRESS, 1, one_param_ctrl_event, one_param_decode}, - {SNDRV_SEQ_EVENT_PITCHBEND, 2, pitchbend_ctrl_event, pitchbend_decode}, - {SNDRV_SEQ_EVENT_NONE, 0, NULL, NULL}, /* 0xf0 */ + /* 0x80 - 0xef */ + {SNDRV_SEQ_EVENT_NOTEOFF, 2, note_event, note_decode}, + {SNDRV_SEQ_EVENT_NOTEON, 2, note_event, note_decode}, + {SNDRV_SEQ_EVENT_KEYPRESS, 2, note_event, note_decode}, + {SNDRV_SEQ_EVENT_CONTROLLER, 2, two_param_ctrl_event, two_param_decode}, + {SNDRV_SEQ_EVENT_PGMCHANGE, 1, one_param_ctrl_event, one_param_decode}, + {SNDRV_SEQ_EVENT_CHANPRESS, 1, one_param_ctrl_event, one_param_decode}, + {SNDRV_SEQ_EVENT_PITCHBEND, 2, pitchbend_ctrl_event, pitchbend_decode}, + /* invalid */ + {SNDRV_SEQ_EVENT_NONE, -1, NULL, NULL}, /* 0xf0 - 0xff */ - {SNDRV_SEQ_EVENT_SYSEX, 1, NULL, NULL}, /* sysex: 0xf0 */ - {SNDRV_SEQ_EVENT_QFRAME, 1, one_param_event, one_param_decode}, /* 0xf1 */ - {SNDRV_SEQ_EVENT_SONGPOS, 2, songpos_event, songpos_decode}, /* 0xf2 */ - {SNDRV_SEQ_EVENT_SONGSEL, 1, one_param_event, one_param_decode}, /* 0xf3 */ - {SNDRV_SEQ_EVENT_NONE, 0, NULL, NULL}, /* 0xf4 */ - {SNDRV_SEQ_EVENT_NONE, 0, NULL, NULL}, /* 0xf5 */ - {SNDRV_SEQ_EVENT_TUNE_REQUEST, 0, NULL, NULL}, /* 0xf6 */ - {SNDRV_SEQ_EVENT_NONE, 0, NULL, NULL}, /* 0xf7 */ - {SNDRV_SEQ_EVENT_CLOCK, 0, NULL, NULL}, /* 0xf8 */ - {SNDRV_SEQ_EVENT_NONE, 0, NULL, NULL}, /* 0xf9 */ - {SNDRV_SEQ_EVENT_START, 0, NULL, NULL}, /* 0xfa */ - {SNDRV_SEQ_EVENT_CONTINUE, 0, NULL, NULL}, /* 0xfb */ - {SNDRV_SEQ_EVENT_STOP, 0, NULL, NULL}, /* 0xfc */ - {SNDRV_SEQ_EVENT_NONE, 0, NULL, NULL}, /* 0xfd */ - {SNDRV_SEQ_EVENT_SENSING, 0, NULL, NULL}, /* 0xfe */ - {SNDRV_SEQ_EVENT_RESET, 0, NULL, NULL}, /* 0xff */ + {SNDRV_SEQ_EVENT_SYSEX, 1, NULL, NULL}, /* sysex: 0xf0 */ + {SNDRV_SEQ_EVENT_QFRAME, 1, one_param_event, one_param_decode}, /* 0xf1 */ + {SNDRV_SEQ_EVENT_SONGPOS, 2, songpos_event, songpos_decode}, /* 0xf2 */ + {SNDRV_SEQ_EVENT_SONGSEL, 1, one_param_event, one_param_decode}, /* 0xf3 */ + {SNDRV_SEQ_EVENT_NONE, -1, NULL, NULL}, /* 0xf4 */ + {SNDRV_SEQ_EVENT_NONE, -1, NULL, NULL}, /* 0xf5 */ + {SNDRV_SEQ_EVENT_TUNE_REQUEST, 0, NULL, NULL}, /* 0xf6 */ + {SNDRV_SEQ_EVENT_NONE, -1, NULL, NULL}, /* 0xf7 */ + {SNDRV_SEQ_EVENT_CLOCK, 0, NULL, NULL}, /* 0xf8 */ + {SNDRV_SEQ_EVENT_NONE, -1, NULL, NULL}, /* 0xf9 */ + {SNDRV_SEQ_EVENT_START, 0, NULL, NULL}, /* 0xfa */ + {SNDRV_SEQ_EVENT_CONTINUE, 0, NULL, NULL}, /* 0xfb */ + {SNDRV_SEQ_EVENT_STOP, 0, NULL, NULL}, /* 0xfc */ + {SNDRV_SEQ_EVENT_NONE, -1, NULL, NULL}, /* 0xfd */ + {SNDRV_SEQ_EVENT_SENSING, 0, NULL, NULL}, /* 0xfe */ + {SNDRV_SEQ_EVENT_RESET, 0, NULL, NULL}, /* 0xff */ }; static int extra_decode_ctrl14(struct snd_midi_event *dev, unsigned char *buf, int len, @@ -129,6 +129,7 @@ int snd_midi_event_new(int bufsize, struct snd_midi_event **rdev) } dev->bufsize = bufsize; dev->lastcmd = 0xff; + dev->type = ST_INVALID; spin_lock_init(&dev->lock); *rdev = dev; return 0; @@ -149,7 +150,7 @@ static inline void reset_encode(struct snd_midi_event *dev) { dev->read = 0; dev->qlen = 0; - dev->type = 0; + dev->type = ST_INVALID; } void snd_midi_event_reset_encode(struct snd_midi_event *dev) @@ -251,29 +252,31 @@ int snd_midi_event_encode_byte(struct snd_midi_event *dev, int c, ev->type = status_event[ST_SPECIAL + c - 0xf0].event; ev->flags &= ~SNDRV_SEQ_EVENT_LENGTH_MASK; ev->flags |= SNDRV_SEQ_EVENT_LENGTH_FIXED; - return 1; + return ev->type != SNDRV_SEQ_EVENT_NONE; } spin_lock_irqsave(&dev->lock, flags); - if (dev->qlen > 0) { - /* rest of command */ - dev->buf[dev->read++] = c; - if (dev->type != ST_SYSEX) - dev->qlen--; - } else { + if ((c & 0x80) && + (c != MIDI_CMD_COMMON_SYSEX_END || dev->type != ST_SYSEX)) { /* new command */ + dev->buf[0] = c; + if ((c & 0xf0) == 0xf0) /* system messages */ + dev->type = (c & 0x0f) + ST_SPECIAL; + else + dev->type = (c >> 4) & 0x07; dev->read = 1; - if (c & 0x80) { - dev->buf[0] = c; - if ((c & 0xf0) == 0xf0) /* special events */ - dev->type = (c & 0x0f) + ST_SPECIAL; - else - dev->type = (c >> 4) & 0x07; - dev->qlen = status_event[dev->type].qlen; - } else { - /* process this byte as argument */ + dev->qlen = status_event[dev->type].qlen; + } else { + if (dev->qlen > 0) { + /* rest of command */ dev->buf[dev->read++] = c; + if (dev->type != ST_SYSEX) + dev->qlen--; + } else { + /* running status */ + dev->buf[1] = c; dev->qlen = status_event[dev->type].qlen - 1; + dev->read = 2; } } if (dev->qlen == 0) { @@ -282,6 +285,8 @@ int snd_midi_event_encode_byte(struct snd_midi_event *dev, int c, ev->flags |= SNDRV_SEQ_EVENT_LENGTH_FIXED; if (status_event[dev->type].encode) /* set data values */ status_event[dev->type].encode(dev, ev); + if (dev->type >= ST_SPECIAL) + dev->type = ST_INVALID; rc = 1; } else if (dev->type == ST_SYSEX) { if (c == MIDI_CMD_COMMON_SYSEX_END || diff --git a/sound/core/seq/seq_ports.c b/sound/core/seq/seq_ports.c index eefd1cf872b4..b6e23ad12ab9 100644 --- a/sound/core/seq/seq_ports.c +++ b/sound/core/seq/seq_ports.c @@ -1,7 +1,7 @@ /* * ALSA sequencer Ports * Copyright (c) 1998 by Frank van de Pol <fvdpol@coil.demon.nl> - * Jaroslav Kysela <perex@suse.cz> + * Jaroslav Kysela <perex@perex.cz> * * * This program is free software; you can redistribute it and/or modify diff --git a/sound/core/seq/seq_timer.c b/sound/core/seq/seq_timer.c index b4b9a132cb16..8716352afc81 100644 --- a/sound/core/seq/seq_timer.c +++ b/sound/core/seq/seq_timer.c @@ -1,7 +1,7 @@ /* * ALSA sequencer Timer * Copyright (c) 1998-1999 by Frank van de Pol <fvdpol@coil.demon.nl> - * Jaroslav Kysela <perex@suse.cz> + * Jaroslav Kysela <perex@perex.cz> * * * This program is free software; you can redistribute it and/or modify diff --git a/sound/core/sound.c b/sound/core/sound.c index 8dc7a3b32b98..7b486c4d70db 100644 --- a/sound/core/sound.c +++ b/sound/core/sound.c @@ -1,6 +1,6 @@ /* * Advanced Linux Sound Architecture - * 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 @@ -42,7 +42,7 @@ EXPORT_SYMBOL(snd_major); static int cards_limit = 1; -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>"); MODULE_DESCRIPTION("Advanced Linux Sound Architecture driver for soundcards."); MODULE_LICENSE("GPL"); module_param(major, int, 0444); @@ -266,6 +266,14 @@ int snd_register_device_for_dev(int type, struct snd_card *card, int dev, snd_minors[minor] = preg; preg->dev = device_create(sound_class, device, MKDEV(major, minor), "%s", name); + if (IS_ERR(preg->dev)) { + snd_minors[minor] = NULL; + mutex_unlock(&sound_mutex); + minor = PTR_ERR(preg->dev); + kfree(preg); + return minor; + } + if (preg->dev) dev_set_drvdata(preg->dev, private_data); diff --git a/sound/core/sound_oss.c b/sound/core/sound_oss.c index 4566df41912a..dc73313b733a 100644 --- a/sound/core/sound_oss.c +++ b/sound/core/sound_oss.c @@ -1,6 +1,6 @@ /* * Advanced Linux Sound Architecture - * 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 diff --git a/sound/core/timer.c b/sound/core/timer.c index f2bbacedd567..e7dc56ca4b97 100644 --- a/sound/core/timer.c +++ b/sound/core/timer.c @@ -1,6 +1,6 @@ /* * Timers abstract layer - * 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 @@ -44,7 +44,7 @@ #endif static int timer_limit = DEFAULT_TIMER_LIMIT; -MODULE_AUTHOR("Jaroslav Kysela <perex@suse.cz>, Takashi Iwai <tiwai@suse.de>"); +MODULE_AUTHOR("Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.de>"); MODULE_DESCRIPTION("ALSA timer interface"); MODULE_LICENSE("GPL"); module_param(timer_limit, int, 0444); |
