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ALSA: intel8x0: More constifications 

Apply const prefix to more places: the static tables for PCM
definitions, the register tables, etc.

Just for minor optimization and no functional changes.

Link: https://lore.kernel.org/r/20200105144823.29547-9-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2020-01-05 15:47:23 +01:00
Родитель c09482455c
Коммит f729f88a04
2 изменённых файлов: 20 добавлений и 20 удалений
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28
sound/pci/intel8x0.c
Просмотреть файл

@ -393,7 +393,7 @@ struct intel8x0 {
struct snd_ac97 *ac97[3];
unsigned int ac97_sdin[3];
unsigned int max_codecs, ncodecs;
unsigned int *codec_bit;
const unsigned int *codec_bit;
unsigned int codec_isr_bits;
unsigned int codec_ready_bits;
@ -843,7 +843,7 @@ static int snd_intel8x0_ali_trigger(struct snd_pcm_substream *substream, int cmd
struct intel8x0 *chip = snd_pcm_substream_chip(substream);
struct ichdev *ichdev = get_ichdev(substream);
unsigned long port = ichdev->reg_offset;
static int fiforeg[] = {
static const int fiforeg[] = {
ICHREG(ALI_FIFOCR1), ICHREG(ALI_FIFOCR2), ICHREG(ALI_FIFOCR3)
};
unsigned int val, fifo;
@ -1443,7 +1443,7 @@ struct ich_pcm_table {
((chip)->fix_nocache ? SNDRV_DMA_TYPE_DEV_UC : SNDRV_DMA_TYPE_DEV)
static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device,
struct ich_pcm_table *rec)
const struct ich_pcm_table *rec)
{
struct snd_pcm *pcm;
int err;
@ -1498,7 +1498,7 @@ static int snd_intel8x0_pcm1(struct intel8x0 *chip, int device,
return 0;
}
static struct ich_pcm_table intel_pcms[] = {
static const struct ich_pcm_table intel_pcms[] = {
{
.playback_ops = &snd_intel8x0_playback_ops,
.capture_ops = &snd_intel8x0_capture_ops,
@ -1535,7 +1535,7 @@ static struct ich_pcm_table intel_pcms[] = {
},
};
static struct ich_pcm_table nforce_pcms[] = {
static const struct ich_pcm_table nforce_pcms[] = {
{
.playback_ops = &snd_intel8x0_playback_ops,
.capture_ops = &snd_intel8x0_capture_ops,
@ -1558,7 +1558,7 @@ static struct ich_pcm_table nforce_pcms[] = {
},
};
static struct ich_pcm_table ali_pcms[] = {
static const struct ich_pcm_table ali_pcms[] = {
{
.playback_ops = &snd_intel8x0_ali_playback_ops,
.capture_ops = &snd_intel8x0_ali_capture_ops,
@ -1593,7 +1593,7 @@ static struct ich_pcm_table ali_pcms[] = {
static int snd_intel8x0_pcm(struct intel8x0 *chip)
{
int i, tblsize, device, err;
struct ich_pcm_table *tbl, *rec;
const struct ich_pcm_table *tbl, *rec;
switch (chip->device_type) {
case DEVICE_INTEL_ICH4:
@ -2849,10 +2849,10 @@ struct ich_reg_info {
unsigned int offset;
};
static unsigned int ich_codec_bits[3] = {
static const unsigned int ich_codec_bits[3] = {
ICH_PCR, ICH_SCR, ICH_TCR
};
static unsigned int sis_codec_bits[3] = {
static const unsigned int sis_codec_bits[3] = {
ICH_PCR, ICH_SCR, ICH_SIS_TCR
};
@ -2901,14 +2901,14 @@ static int snd_intel8x0_create(struct snd_card *card,
.dev_free = snd_intel8x0_dev_free,
};
static unsigned int bdbars[] = {
static const unsigned int bdbars[] = {
3, /* DEVICE_INTEL */
6, /* DEVICE_INTEL_ICH4 */
3, /* DEVICE_SIS */
6, /* DEVICE_ALI */
4, /* DEVICE_NFORCE */
};
static struct ich_reg_info intel_regs[6] = {
static const struct ich_reg_info intel_regs[6] = {
{ ICH_PIINT, 0 },
{ ICH_POINT, 0x10 },
{ ICH_MCINT, 0x20 },
@ -2916,13 +2916,13 @@ static int snd_intel8x0_create(struct snd_card *card,
{ ICH_P2INT, 0x50 },
{ ICH_SPINT, 0x60 },
};
static struct ich_reg_info nforce_regs[4] = {
static const struct ich_reg_info nforce_regs[4] = {
{ ICH_PIINT, 0 },
{ ICH_POINT, 0x10 },
{ ICH_MCINT, 0x20 },
{ ICH_NVSPINT, 0x70 },
};
static struct ich_reg_info ali_regs[6] = {
static const struct ich_reg_info ali_regs[6] = {
{ ALI_INT_PCMIN, 0x40 },
{ ALI_INT_PCMOUT, 0x50 },
{ ALI_INT_MICIN, 0x60 },
@ -2930,7 +2930,7 @@ static int snd_intel8x0_create(struct snd_card *card,
{ ALI_INT_SPDIFIN, 0xa0 },
{ ALI_INT_SPDIFOUT, 0xb0 },
};
struct ich_reg_info *tbl;
const struct ich_reg_info *tbl;
*r_intel8x0 = NULL;

12
sound/pci/intel8x0m.c
Просмотреть файл

@ -288,7 +288,7 @@ static inline void iaputword(struct intel8x0m *chip, u32 offset, u16 val)
/* return the GLOB_STA bit for the corresponding codec */
static unsigned int get_ich_codec_bit(struct intel8x0m *chip, unsigned int codec)
{
static unsigned int codec_bit[3] = {
static const unsigned int codec_bit[3] = {
ICH_PCR, ICH_SCR, ICH_TCR
};
if (snd_BUG_ON(codec >= 3))
@ -686,7 +686,7 @@ struct ich_pcm_table {
};
static int snd_intel8x0m_pcm1(struct intel8x0m *chip, int device,
struct ich_pcm_table *rec)
const struct ich_pcm_table *rec)
{
struct snd_pcm *pcm;
int err;
@ -724,7 +724,7 @@ static int snd_intel8x0m_pcm1(struct intel8x0m *chip, int device,
return 0;
}
static struct ich_pcm_table intel_pcms[] = {
static const struct ich_pcm_table intel_pcms[] = {
{
.suffix = "Modem",
.playback_ops = &snd_intel8x0m_playback_ops,
@ -737,7 +737,7 @@ static struct ich_pcm_table intel_pcms[] = {
static int snd_intel8x0m_pcm(struct intel8x0m *chip)
{
int i, tblsize, device, err;
struct ich_pcm_table *tbl, *rec;
const struct ich_pcm_table *tbl, *rec;
#if 1
tbl = intel_pcms;
@ -1082,11 +1082,11 @@ static int snd_intel8x0m_create(struct snd_card *card,
static const struct snd_device_ops ops = {
.dev_free = snd_intel8x0m_dev_free,
};
static struct ich_reg_info intel_regs[2] = {
static const struct ich_reg_info intel_regs[2] = {
{ ICH_MIINT, 0 },
{ ICH_MOINT, 0x10 },
};
struct ich_reg_info *tbl;
const struct ich_reg_info *tbl;
*r_intel8x0m = NULL;