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[ALSA] Remove zero-initialization of static variables 

Removed zero-initializations of static variables.
A tiny optimization.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2006-05-17 17:14:51 +02:00 committed by Jaroslav Kysela
parent 0fbf405c58
commit 6581f4e74d
29 changed files with 46 additions and 63 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
sound/arm/sa11xx-uda1341.c
View File

@ -112,7 +112,7 @@ MODULE_LICENSE("GPL");
MODULE_DESCRIPTION("SA1100/SA1111 + UDA1341TS driver for ALSA");
MODULE_SUPPORTED_DEVICE("{{UDA1341,iPAQ H3600 UDA1341TS}}");
static char *id = NULL; /* ID for this card */
static char *id; /* ID for this card */
module_param(id, charp, 0444);
MODULE_PARM_DESC(id, "ID string for SA1100/SA1111 + UDA1341TS soundcard.");

8
sound/core/info.c
View File

@ -143,12 +143,12 @@ EXPORT_SYMBOL(snd_iprintf);
*/
static struct proc_dir_entry *snd_proc_root = NULL;
struct snd_info_entry *snd_seq_root = NULL;
static struct proc_dir_entry *snd_proc_root;
struct snd_info_entry *snd_seq_root;
EXPORT_SYMBOL(snd_seq_root);
#ifdef CONFIG_SND_OSSEMUL
struct snd_info_entry *snd_oss_root = NULL;
struct snd_info_entry *snd_oss_root;
#endif
static inline void snd_info_entry_prepare(struct proc_dir_entry *de)
@ -972,7 +972,7 @@ EXPORT_SYMBOL(snd_info_unregister);
*/
static struct snd_info_entry *snd_info_version_entry = NULL;
static struct snd_info_entry *snd_info_version_entry;
static void snd_info_version_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer)
{

6
sound/core/init.c
View File

@ -38,8 +38,8 @@ struct snd_shutdown_f_ops {
struct snd_shutdown_f_ops *next;
};
static unsigned int snd_cards_lock = 0; /* locked for registering/using */
struct snd_card *snd_cards[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = NULL};
static unsigned int snd_cards_lock; /* locked for registering/using */
struct snd_card *snd_cards[SNDRV_CARDS];
EXPORT_SYMBOL(snd_cards);
static DEFINE_MUTEX(snd_card_mutex);
@ -529,7 +529,7 @@ int snd_card_register(struct snd_card *card)
EXPORT_SYMBOL(snd_card_register);
#ifdef CONFIG_PROC_FS
static struct snd_info_entry *snd_card_info_entry = NULL;
static struct snd_info_entry *snd_card_info_entry;
static void snd_card_info_read(struct snd_info_entry *entry,
struct snd_info_buffer *buffer)

2
sound/core/oss/pcm_oss.c
View File

@ -45,7 +45,7 @@
#define OSS_ALSAEMULVER _SIOR ('M', 249, int)
static int dsp_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 0};
static int dsp_map[SNDRV_CARDS];
static int adsp_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 1};
static int nonblock_open = 1;

2
sound/core/pcm.c
View File

@ -1072,7 +1072,7 @@ static void snd_pcm_proc_read(struct snd_info_entry *entry,
mutex_unlock(&register_mutex);
}
static struct snd_info_entry *snd_pcm_proc_entry = NULL;
static struct snd_info_entry *snd_pcm_proc_entry;
static void snd_pcm_proc_init(void)
{

2
sound/core/rawmidi.c
View File

@ -43,7 +43,7 @@ MODULE_DESCRIPTION("Midlevel RawMidi code for ALSA.");
MODULE_LICENSE("GPL");
#ifdef CONFIG_SND_OSSEMUL
static int midi_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 0};
static int midi_map[SNDRV_CARDS];
static int amidi_map[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS-1)] = 1};
module_param_array(midi_map, int, NULL, 0444);
MODULE_PARM_DESC(midi_map, "Raw MIDI device number assigned to 1st OSS device.");

2
sound/core/seq/seq_device.c
View File

@ -80,7 +80,7 @@ static LIST_HEAD(opslist);
static int num_ops;
static DEFINE_MUTEX(ops_mutex);
#ifdef CONFIG_PROC_FS
static struct snd_info_entry *info_entry = NULL;
static struct snd_info_entry *info_entry;
#endif
/*

2
sound/core/seq/seq_dummy.c
View File

@ -66,7 +66,7 @@ MODULE_LICENSE("GPL");
MODULE_ALIAS("snd-seq-client-" __stringify(SNDRV_SEQ_CLIENT_DUMMY));
static int ports = 1;
static int duplex = 0;
static int duplex;
module_param(ports, int, 0444);
MODULE_PARM_DESC(ports, "number of ports to be created");

2
sound/core/sound.c
View File

@ -332,7 +332,7 @@ EXPORT_SYMBOL(snd_unregister_device);
* INFO PART
*/
static struct snd_info_entry *snd_minor_info_entry = NULL;
static struct snd_info_entry *snd_minor_info_entry;
static const char *snd_device_type_name(int type)
{

2
sound/core/sound_oss.c
View File

@ -209,7 +209,7 @@ EXPORT_SYMBOL(snd_unregister_oss_device);
#ifdef CONFIG_PROC_FS
static struct snd_info_entry *snd_minor_info_oss_entry = NULL;
static struct snd_info_entry *snd_minor_info_oss_entry;
static const char *snd_oss_device_type_name(int type)
{

2
sound/core/timer.c
View File

@ -1106,7 +1106,7 @@ static void snd_timer_proc_read(struct snd_info_entry *entry,
mutex_unlock(&register_mutex);
}
static struct snd_info_entry *snd_timer_proc_entry = NULL;
static struct snd_info_entry *snd_timer_proc_entry;
static void __init snd_timer_proc_init(void)
{

2
sound/drivers/virmidi.c
View File

@ -65,7 +65,7 @@ MODULE_SUPPORTED_DEVICE("{{ALSA,Virtual rawmidi device}}");
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = {1, [1 ... (SNDRV_CARDS - 1)] = 0};
static int enable[SNDRV_CARDS];
static int midi_devs[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
module_param_array(index, int, NULL, 0444);

4
sound/isa/gus/interwave.c
View File

@ -70,9 +70,9 @@ static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
static int joystick_dac[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 29};
/* 0 to 31, (0.59V-4.52V or 0.389V-2.98V) */
static int midi[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int midi[SNDRV_CARDS];
static int pcm_channels[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
static int effect[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int effect[SNDRV_CARDS];
#ifdef SNDRV_STB
#define PFX "interwave-stb: "

2
sound/isa/opl3sa2.c
View File

@ -59,7 +59,7 @@ static long midi_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT;/* 0x330,0x300 */
static int irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 0,1,3,5,9,11,12,15 */
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 1,3,5,6,7 */
static int opl3sa3_ymode[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 }; /* 0,1,2,3 */ /*SL Added*/
static int opl3sa3_ymode[SNDRV_CARDS]; /* 0,1,2,3 */ /*SL Added*/
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for OPL3-SA soundcard.");

2
sound/isa/sb/emu8000_patch.c
View File

@ -23,7 +23,7 @@
#include <asm/uaccess.h>
#include <linux/moduleparam.h>
static int emu8000_reset_addr = 0;
static int emu8000_reset_addr;
module_param(emu8000_reset_addr, int, 0444);
MODULE_PARM_DESC(emu8000_reset_addr, "reset write address at each time (makes slowdown)");

2
sound/isa/sb/sb16.c
View File

@ -85,7 +85,7 @@ static int dma8[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3 */
static int dma16[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 5,6,7 */
static int mic_agc[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
#ifdef CONFIG_SND_SB16_CSP
static int csp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int csp[SNDRV_CARDS];
#endif
#ifdef SNDRV_SBAWE_EMU8000
static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};

2
sound/isa/wavefront/wavefront.c
View File

@ -50,7 +50,7 @@ static int ics2115_irq[SNDRV_CARDS] = SNDRV_DEFAULT_IRQ; /* 2,9,11,12,15 */
static long fm_port[SNDRV_CARDS] = SNDRV_DEFAULT_PORT; /* PnP setup */
static int dma1[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
static int dma2[SNDRV_CARDS] = SNDRV_DEFAULT_DMA; /* 0,1,3,5,6,7 */
static int use_cs4232_midi[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int use_cs4232_midi[SNDRV_CARDS];
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for WaveFront soundcard.");

2
sound/pci/ali5451/ali5451.c
View File

@ -49,7 +49,7 @@ MODULE_SUPPORTED_DEVICE("{{ALI,M5451,pci},{ALI,M5451}}");
static int index = SNDRV_DEFAULT_IDX1; /* Index */
static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
static int pcm_channels = 32;
static int spdif = 0;
static int spdif;
module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for ALI M5451 PCI Audio.");

29
sound/pci/au88x0/au88x0_xtalk.c
View File

@ -66,31 +66,20 @@ static xtalk_gains_t const asXtalkGainsAllChan = {
0
//0x7FFF,0x7FFF,0x7FFF,0x7FFF,0x7fff,0x7FFF,0x7FFF,0x7FFF,0x7FFF,0x7fff
};
static xtalk_gains_t const asXtalkGainsZeros = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0
};
static xtalk_gains_t const asXtalkGainsZeros;
static xtalk_dline_t const alXtalkDlineZeros = {
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0,
0, 0, 0, 0, 0, 0, 0
};
static xtalk_dline_t const alXtalkDlineZeros;
static xtalk_dline_t const alXtalkDlineTest = {
0xFC18, 0x03E8FFFF, 0x186A0, 0x7960FFFE, 1, 0xFFFFFFFF,
0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
0, 0, 0, 0
};
static xtalk_instate_t const asXtalkInStateZeros = { 0, 0, 0, 0 };
static xtalk_instate_t const asXtalkInStateZeros;
static xtalk_instate_t const asXtalkInStateTest =
{ 0xFF80, 0x0080, 0xFFFF, 0x0001 };
static xtalk_state_t const asXtalkOutStateZeros = {
{0, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 0, 0},
{0, 0, 0, 0}
};
static xtalk_state_t const asXtalkOutStateZeros;
static short const sDiamondKLeftEq = 0x401d;
static short const sDiamondKRightEq = 0x401d;
static short const sDiamondKLeftXt = 0xF90E;
@ -162,13 +151,7 @@ static xtalk_coefs_t const asXtalkNarrowCoefsRightXt = {
{0, 0, 0, 0, 0}
};
static xtalk_coefs_t const asXtalkCoefsZeros = {
{0, 0, 0, 0, 0},
{0, 0, 0, 0, 0},
{0, 0, 0, 0, 0},
{0, 0, 0, 0, 0},
{0, 0, 0, 0, 0}
};
static xtalk_coefs_t const asXtalkCoefsZeros;
static xtalk_coefs_t const asXtalkCoefsPipe = {
{0, 0, 0x0FA0, 0, 0},
{0, 0, 0x0FA0, 0, 0},

2
sound/pci/bt87x.c
View File

@ -44,7 +44,7 @@ MODULE_SUPPORTED_DEVICE("{{Brooktree,Bt878},"
static int index[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = -2}; /* Exclude the first card */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
static int digital_rate[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 }; /* digital input rate */
static int digital_rate[SNDRV_CARDS]; /* digital input rate */
static int load_all; /* allow to load the non-whitelisted cards */
module_param_array(index, int, NULL, 0444);

4
sound/pci/cs46xx/cs46xx.c
View File

@ -48,8 +48,8 @@ MODULE_SUPPORTED_DEVICE("{{Cirrus Logic,Sound Fusion (CS4280)},"
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
static int external_amp[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int thinkpad[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int external_amp[SNDRV_CARDS];
static int thinkpad[SNDRV_CARDS];
static int mmap_valid[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1};
module_param_array(index, int, NULL, 0444);

8
sound/pci/emu10k1/emu10k1.c
View File

@ -46,13 +46,13 @@ MODULE_SUPPORTED_DEVICE("{{Creative Labs,SB Live!/PCI512/E-mu APS},"
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
static int extin[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int extout[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int extin[SNDRV_CARDS];
static int extout[SNDRV_CARDS];
static int seq_ports[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4};
static int max_synth_voices[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 64};
static int max_buffer_size[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 128};
static int enable_ir[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static uint subsystem[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0}; /* Force card subsystem model */
static int enable_ir[SNDRV_CARDS];
static uint subsystem[SNDRV_CARDS]; /* Force card subsystem model */
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for the EMU10K1 soundcard.");

2
sound/pci/es1968.c
View File

@ -132,7 +132,7 @@ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card *
static int total_bufsize[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1024 };
static int pcm_substreams_p[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 4 };
static int pcm_substreams_c[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 1 };
static int clock[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int clock[SNDRV_CARDS];
static int use_pm[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
static int enable_mpu[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 2};
#ifdef SUPPORT_JOYSTICK

2
sound/pci/fm801.c
View File

@ -56,7 +56,7 @@ static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card *
* 3 = MediaForte 64-PCR
* High 16-bits are video (radio) device number + 1
*/
static int tea575x_tuner[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 };
static int tea575x_tuner[SNDRV_CARDS];
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for the FM801 soundcard.");

2
sound/pci/intel8x0.c
View File

@ -66,7 +66,7 @@ MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH},"
static int index = SNDRV_DEFAULT_IDX1; /* Index 0-MAX */
static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
static int ac97_clock = 0;
static int ac97_clock;
static char *ac97_quirk;
static int buggy_semaphore;
static int buggy_irq = -1; /* auto-check */

2
sound/pci/intel8x0m.c
View File

@ -59,7 +59,7 @@ MODULE_SUPPORTED_DEVICE("{{Intel,82801AA-ICH},"
static int index = -2; /* Exclude the first card */
static char *id = SNDRV_DEFAULT_STR1; /* ID for this card */
static int ac97_clock = 0;
static int ac97_clock;
module_param(index, int, 0444);
MODULE_PARM_DESC(index, "Index value for Intel i8x0 modemcard.");

2
sound/pci/rme9652/rme9652.c
View File

@ -41,7 +41,7 @@
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
static int precise_ptr[SNDRV_CARDS] = { [0 ... (SNDRV_CARDS-1)] = 0 }; /* Enable precise pointer */
static int precise_ptr[SNDRV_CARDS]; /* Enable precise pointer */
module_param_array(index, int, NULL, 0444);
MODULE_PARM_DESC(index, "Index value for RME Digi9652 (Hammerfall) soundcard.");

4
sound/pci/sonicvibes.c
View File

@ -54,8 +54,8 @@ MODULE_SUPPORTED_DEVICE("{{S3,SonicVibes PCI}}");
static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX; /* Index 0-MAX */
static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR; /* ID for this card */
static int enable[SNDRV_CARDS] = SNDRV_DEFAULT_ENABLE_PNP; /* Enable this card */
static int reverb[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int mge[SNDRV_CARDS] = {[0 ... (SNDRV_CARDS - 1)] = 0};
static int reverb[SNDRV_CARDS];
static int mge[SNDRV_CARDS];
static unsigned int dmaio = 0x7a00; /* DDMA i/o address */
module_param_array(index, int, NULL, 0444);

4
sound/sparc/dbri.c
View File

@ -92,7 +92,7 @@ MODULE_PARM_DESC(enable, "Enable Sun DBRI soundcard.");
#define D_USR (1<<4)
#define D_DESC (1<<5)
static int dbri_debug = 0;
static int dbri_debug;
module_param(dbri_debug, int, 0644);
MODULE_PARM_DESC(dbri_debug, "Debug value for Sun DBRI soundcard.");
@ -593,7 +593,7 @@ struct snd_dbri {
/* Return a pointer to dbri_streaminfo */
#define DBRI_STREAM(dbri, substream) &dbri->stream_info[DBRI_STREAMNO(substream)]
static struct snd_dbri *dbri_list = NULL; /* All DBRI devices */
static struct snd_dbri *dbri_list; /* All DBRI devices */
/*
* Short data pipes transmit LSB first. The CS4215 receives MSB first. Grrr.