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ALSA: Constify snd_timer_hardware definitions

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Most of snd_timer_hardware definitions do simply copying to another
struct as-is.  Mark them as const for further optimization.

There should be no functional changes by this patch.

Link: https://lore.kernel.org/r/20200103081714.9560-22-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2020-01-03 09:16:37 +01:00
parent df76996a2c
commit 5ff16a3d48
6 changed files with 8 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

4
sound/drivers/opl3/opl3_lib.c
View File

@ -214,7 +214,7 @@ static int snd_opl3_timer2_stop(struct snd_timer * timer)
*/
static struct snd_timer_hardware snd_opl3_timer1 =
static const struct snd_timer_hardware snd_opl3_timer1 =
{
.flags = SNDRV_TIMER_HW_STOP,
.resolution = 80000,
@ -223,7 +223,7 @@ static struct snd_timer_hardware snd_opl3_timer1 =
.stop = snd_opl3_timer1_stop,
};
static struct snd_timer_hardware snd_opl3_timer2 =
static const struct snd_timer_hardware snd_opl3_timer2 =
{
.flags = SNDRV_TIMER_HW_STOP,
.resolution = 320000,

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

@ -108,7 +108,7 @@ static void snd_gf1_interrupt_timer2(struct snd_gus_card * gus)
*/
static struct snd_timer_hardware snd_gf1_timer1 =
static const struct snd_timer_hardware snd_gf1_timer1 =
{
.flags = SNDRV_TIMER_HW_STOP,
.resolution = 80000,
@ -117,7 +117,7 @@ static struct snd_timer_hardware snd_gf1_timer1 =
.stop = snd_gf1_timer1_stop,
};
static struct snd_timer_hardware snd_gf1_timer2 =
static const struct snd_timer_hardware snd_gf1_timer2 =
{
.flags = SNDRV_TIMER_HW_STOP,
.resolution = 320000,

2
sound/isa/wss/wss_lib.c
View File

@ -961,7 +961,7 @@ static int snd_wss_timer_close(struct snd_timer *timer)
return 0;
}
static struct snd_timer_hardware snd_wss_timer_table =
static const struct snd_timer_hardware snd_wss_timer_table =
{
.flags = SNDRV_TIMER_HW_AUTO,
.resolution = 9945,

2
sound/pci/emu10k1/timer.c
View File

@ -52,7 +52,7 @@ static int snd_emu10k1_timer_precise_resolution(struct snd_timer *timer,
return 0;
}
static struct snd_timer_hardware snd_emu10k1_timer_hw = {
static const struct snd_timer_hardware snd_emu10k1_timer_hw = {
.flags = SNDRV_TIMER_HW_AUTO,
.resolution = 20833, /* 1 sample @ 48KHZ = 20.833...us */
.ticks = 1024,

2
sound/pci/ymfpci/ymfpci_main.c
View File

@ -1908,7 +1908,7 @@ static int snd_ymfpci_timer_precise_resolution(struct snd_timer *timer,
return 0;
}
static struct snd_timer_hardware snd_ymfpci_timer_hw = {
static const struct snd_timer_hardware snd_ymfpci_timer_hw = {
.flags = SNDRV_TIMER_HW_AUTO,
.resolution = 10417, /* 1 / 96 kHz = 10.41666...us */
.ticks = 0x10000,

2
sound/sparc/cs4231.c
View File

@ -869,7 +869,7 @@ static int snd_cs4231_timer_close(struct snd_timer *timer)
return 0;
}
static struct snd_timer_hardware snd_cs4231_timer_table = {
static const struct snd_timer_hardware snd_cs4231_timer_table = {
.flags = SNDRV_TIMER_HW_AUTO,
.resolution = 9945,
.ticks = 65535,