Apply const prefix to each possible place: the static tables for rate, volume, etc.
Just for minor optimization and no functional changes.
Signed-off-by: Takashi Iwai tiwai@suse.de --- sound/ppc/beep.c | 2 +- sound/ppc/pmac.c | 8 ++++---- sound/ppc/pmac.h | 2 +- sound/ppc/tumbler.c | 20 ++++++++++---------- sound/ppc/tumbler_volume.h | 12 ++++++------ 5 files changed, 22 insertions(+), 22 deletions(-)
diff --git a/sound/ppc/beep.c b/sound/ppc/beep.c index e2806b8aee53..6bc586a5db0f 100644 --- a/sound/ppc/beep.c +++ b/sound/ppc/beep.c @@ -44,7 +44,7 @@ void snd_pmac_beep_stop(struct snd_pmac *chip) * so we can multiply by an amplitude in the range 0..100 to get a * signed short value to put in the output buffer. */ -static short beep_wform[256] = { +static const short beep_wform[256] = { 0, 40, 79, 117, 153, 187, 218, 245, 269, 288, 304, 316, 323, 327, 327, 324, 318, 310, 299, 288, 275, 262, 249, 236, diff --git a/sound/ppc/pmac.c b/sound/ppc/pmac.c index 87738ddc8bfd..592532c09a82 100644 --- a/sound/ppc/pmac.c +++ b/sound/ppc/pmac.c @@ -24,11 +24,11 @@
/* fixed frequency table for awacs, screamer, burgundy, DACA (44100 max) */ -static int awacs_freqs[8] = { +static const int awacs_freqs[8] = { 44100, 29400, 22050, 17640, 14700, 11025, 8820, 7350 }; /* fixed frequency table for tumbler */ -static int tumbler_freqs[1] = { +static const int tumbler_freqs[1] = { 44100 };
@@ -1174,7 +1174,7 @@ int snd_pmac_new(struct snd_card *card, struct snd_pmac **chip_return) np = chip->node; chip->requested = 0; if (chip->is_k2) { - static char *rnames[] = { + static const char * const rnames[] = { "Sound Control", "Sound DMA" }; for (i = 0; i < 2; i ++) { if (of_address_to_resource(np->parent, i, @@ -1199,7 +1199,7 @@ int snd_pmac_new(struct snd_card *card, struct snd_pmac **chip_return) txdma_addr = chip->rsrc[1].start; rxdma_addr = txdma_addr + 0x100; } else { - static char *rnames[] = { + static const char * const rnames[] = { "Sound Control", "Sound Tx DMA", "Sound Rx DMA" }; for (i = 0; i < 3; i ++) { if (of_address_to_resource(np, i, diff --git a/sound/ppc/pmac.h b/sound/ppc/pmac.h index 529f5a9f9039..a758caf689d2 100644 --- a/sound/ppc/pmac.h +++ b/sound/ppc/pmac.h @@ -104,7 +104,7 @@ struct snd_pmac { struct resource rsrc[3];
int num_freqs; - int *freq_table; + const int *freq_table; unsigned int freqs_ok; /* bit flags */ unsigned int formats_ok; /* pcm hwinfo */ int active; diff --git a/sound/ppc/tumbler.c b/sound/ppc/tumbler.c index a5843035d718..6e5bdaa262b0 100644 --- a/sound/ppc/tumbler.c +++ b/sound/ppc/tumbler.c @@ -106,7 +106,7 @@ struct pmac_tumbler { /* */
-static int send_init_client(struct pmac_keywest *i2c, unsigned int *regs) +static int send_init_client(struct pmac_keywest *i2c, const unsigned int *regs) { while (*regs > 0) { int err, count = 10; @@ -128,7 +128,7 @@ static int send_init_client(struct pmac_keywest *i2c, unsigned int *regs)
static int tumbler_init_client(struct pmac_keywest *i2c) { - static unsigned int regs[] = { + static const unsigned int regs[] = { /* normal operation, SCLK=64fps, i2s output, i2s input, 16bit width */ TAS_REG_MCS, (1<<6)|(2<<4)|(2<<2)|0, 0, /* terminator */ @@ -139,7 +139,7 @@ static int tumbler_init_client(struct pmac_keywest *i2c)
static int snapper_init_client(struct pmac_keywest *i2c) { - static unsigned int regs[] = { + static const unsigned int regs[] = { /* normal operation, SCLK=64fps, i2s output, 16bit width */ TAS_REG_MCS, (1<<6)|(2<<4)|0, /* normal operation, all-pass mode */ @@ -478,11 +478,11 @@ struct tumbler_mono_vol { int reg; int bytes; unsigned int max; - unsigned int *table; + const unsigned int *table; };
static int tumbler_set_mono_volume(struct pmac_tumbler *mix, - struct tumbler_mono_vol *info) + const struct tumbler_mono_vol *info) { unsigned char block[4]; unsigned int vol; @@ -553,7 +553,7 @@ static int tumbler_put_mono(struct snd_kcontrol *kcontrol, }
/* TAS3001c mono volumes */ -static struct tumbler_mono_vol tumbler_pcm_vol_info = { +static const struct tumbler_mono_vol tumbler_pcm_vol_info = { .index = VOL_IDX_PCM_MONO, .reg = TAS_REG_PCM, .bytes = 3, @@ -561,7 +561,7 @@ static struct tumbler_mono_vol tumbler_pcm_vol_info = { .table = mixer_volume_table, };
-static struct tumbler_mono_vol tumbler_bass_vol_info = { +static const struct tumbler_mono_vol tumbler_bass_vol_info = { .index = VOL_IDX_BASS, .reg = TAS_REG_BASS, .bytes = 1, @@ -569,7 +569,7 @@ static struct tumbler_mono_vol tumbler_bass_vol_info = { .table = bass_volume_table, };
-static struct tumbler_mono_vol tumbler_treble_vol_info = { +static const struct tumbler_mono_vol tumbler_treble_vol_info = { .index = VOL_IDX_TREBLE, .reg = TAS_REG_TREBLE, .bytes = 1, @@ -578,7 +578,7 @@ static struct tumbler_mono_vol tumbler_treble_vol_info = { };
/* TAS3004 mono volumes */ -static struct tumbler_mono_vol snapper_bass_vol_info = { +static const struct tumbler_mono_vol snapper_bass_vol_info = { .index = VOL_IDX_BASS, .reg = TAS_REG_BASS, .bytes = 1, @@ -586,7 +586,7 @@ static struct tumbler_mono_vol snapper_bass_vol_info = { .table = snapper_bass_volume_table, };
-static struct tumbler_mono_vol snapper_treble_vol_info = { +static const struct tumbler_mono_vol snapper_treble_vol_info = { .index = VOL_IDX_TREBLE, .reg = TAS_REG_TREBLE, .bytes = 1, diff --git a/sound/ppc/tumbler_volume.h b/sound/ppc/tumbler_volume.h index 549ec6a31a98..16d548019ee9 100644 --- a/sound/ppc/tumbler_volume.h +++ b/sound/ppc/tumbler_volume.h @@ -2,7 +2,7 @@ /* volume tables, taken from TAS3001c data manual */ /* volume gain values */ /* 0 = -70 dB, 175 = 18.0 dB in 0.5 dB step */ -static unsigned int master_volume_table[] = { +static const unsigned int master_volume_table[] = { 0x00000015, 0x00000016, 0x00000017, 0x00000019, 0x0000001a, 0x0000001c, 0x0000001d, 0x0000001f, 0x00000021, @@ -66,7 +66,7 @@ static unsigned int master_volume_table[] = {
/* treble table for TAS3001c */ /* 0 = -18 dB, 72 = 18 dB in 0.5 dB step */ -static unsigned int treble_volume_table[] = { +static const unsigned int treble_volume_table[] = { 0x96, 0x95, 0x94, 0x93, 0x92, 0x91, 0x90, 0x8f, 0x8e, @@ -96,7 +96,7 @@ static unsigned int treble_volume_table[] = {
/* bass table for TAS3001c */ /* 0 = -18 dB, 72 = 18 dB in 0.5 dB step */ -static unsigned int bass_volume_table[] = { +static const unsigned int bass_volume_table[] = { 0x86, 0x82, 0x7f, 0x7d, 0x7a, 0x78, 0x76, 0x74, 0x72, @@ -126,7 +126,7 @@ static unsigned int bass_volume_table[] = {
/* mixer (pcm) volume table */ /* 0 = -70 dB, 175 = 18.0 dB in 0.5 dB step */ -static unsigned int mixer_volume_table[] = { +static const unsigned int mixer_volume_table[] = { 0x00014b, 0x00015f, 0x000174, 0x00018a, 0x0001a1, 0x0001ba, 0x0001d4, 0x0001f0, 0x00020d, @@ -191,7 +191,7 @@ static unsigned int mixer_volume_table[] = {
/* treble table for TAS3004 */ /* 0 = -18 dB, 72 = 18 dB in 0.5 dB step */ -static unsigned int snapper_treble_volume_table[] = { +static const unsigned int snapper_treble_volume_table[] = { 0x96, 0x95, 0x94, 0x93, 0x92, 0x91, 0x90, 0x8f, 0x8e, @@ -221,7 +221,7 @@ static unsigned int snapper_treble_volume_table[] = {
/* bass table for TAS3004 */ /* 0 = -18 dB, 72 = 18 dB in 0.5 dB step */ -static unsigned int snapper_bass_volume_table[] = { +static const unsigned int snapper_bass_volume_table[] = { 0x96, 0x95, 0x94, 0x93, 0x92, 0x91, 0x90, 0x8f, 0x8e,