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ALSA: hdspm: More constifications

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Apply const prefix to each possible place: the string arrays, the
channel map tables and callers.

Just for minor optimization and no functional changes.

Link: https://lore.kernel.org/r/20200105144823.29547-20-tiwai@suse.de
Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2020-01-05 15:47:34 +01:00
parent d92596402d
commit e315cc3f93
1 changed files with 35 additions and 31 deletions
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66
sound/pci/rme9652/hdspm.c
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@ -637,7 +637,7 @@ MODULE_SUPPORTED_DEVICE("{{RME HDSPM-MADI}}");
#define HDSPM_SPEED_QUAD 2
/* names for speed modes */
static char *hdspm_speed_names[] = { "single", "double", "quad" };
static const char * const hdspm_speed_names[] = { "single", "double", "quad" };
static const char *const texts_autosync_aes_tco[] = { "Word Clock",
"AES1", "AES2", "AES3", "AES4",
@ -684,7 +684,7 @@ static const char *const texts_freq[] = {
"192 kHz"
};
static char *texts_ports_madi[] = {
static const char * const texts_ports_madi[] = {
"MADI.1", "MADI.2", "MADI.3", "MADI.4", "MADI.5", "MADI.6",
"MADI.7", "MADI.8", "MADI.9", "MADI.10", "MADI.11", "MADI.12",
"MADI.13", "MADI.14", "MADI.15", "MADI.16", "MADI.17", "MADI.18",
@ -699,7 +699,7 @@ static char *texts_ports_madi[] = {
};
static char *texts_ports_raydat_ss[] = {
static const char * const texts_ports_raydat_ss[] = {
"ADAT1.1", "ADAT1.2", "ADAT1.3", "ADAT1.4", "ADAT1.5", "ADAT1.6",
"ADAT1.7", "ADAT1.8", "ADAT2.1", "ADAT2.2", "ADAT2.3", "ADAT2.4",
"ADAT2.5", "ADAT2.6", "ADAT2.7", "ADAT2.8", "ADAT3.1", "ADAT3.2",
@ -710,7 +710,7 @@ static char *texts_ports_raydat_ss[] = {
"SPDIF.L", "SPDIF.R"
};
static char *texts_ports_raydat_ds[] = {
static const char * const texts_ports_raydat_ds[] = {
"ADAT1.1", "ADAT1.2", "ADAT1.3", "ADAT1.4",
"ADAT2.1", "ADAT2.2", "ADAT2.3", "ADAT2.4",
"ADAT3.1", "ADAT3.2", "ADAT3.3", "ADAT3.4",
@ -719,7 +719,7 @@ static char *texts_ports_raydat_ds[] = {
"SPDIF.L", "SPDIF.R"
};
static char *texts_ports_raydat_qs[] = {
static const char * const texts_ports_raydat_qs[] = {
"ADAT1.1", "ADAT1.2",
"ADAT2.1", "ADAT2.2",
"ADAT3.1", "ADAT3.2",
@ -729,7 +729,7 @@ static char *texts_ports_raydat_qs[] = {
};
static char *texts_ports_aio_in_ss[] = {
static const char * const texts_ports_aio_in_ss[] = {
"Analogue.L", "Analogue.R",
"AES.L", "AES.R",
"SPDIF.L", "SPDIF.R",
@ -738,7 +738,7 @@ static char *texts_ports_aio_in_ss[] = {
"AEB.1", "AEB.2", "AEB.3", "AEB.4"
};
static char *texts_ports_aio_out_ss[] = {
static const char * const texts_ports_aio_out_ss[] = {
"Analogue.L", "Analogue.R",
"AES.L", "AES.R",
"SPDIF.L", "SPDIF.R",
@ -748,7 +748,7 @@ static char *texts_ports_aio_out_ss[] = {
"AEB.1", "AEB.2", "AEB.3", "AEB.4"
};
static char *texts_ports_aio_in_ds[] = {
static const char * const texts_ports_aio_in_ds[] = {
"Analogue.L", "Analogue.R",
"AES.L", "AES.R",
"SPDIF.L", "SPDIF.R",
@ -756,7 +756,7 @@ static char *texts_ports_aio_in_ds[] = {
"AEB.1", "AEB.2", "AEB.3", "AEB.4"
};
static char *texts_ports_aio_out_ds[] = {
static const char * const texts_ports_aio_out_ds[] = {
"Analogue.L", "Analogue.R",
"AES.L", "AES.R",
"SPDIF.L", "SPDIF.R",
@ -765,7 +765,7 @@ static char *texts_ports_aio_out_ds[] = {
"AEB.1", "AEB.2", "AEB.3", "AEB.4"
};
static char *texts_ports_aio_in_qs[] = {
static const char * const texts_ports_aio_in_qs[] = {
"Analogue.L", "Analogue.R",
"AES.L", "AES.R",
"SPDIF.L", "SPDIF.R",
@ -773,7 +773,7 @@ static char *texts_ports_aio_in_qs[] = {
"AEB.1", "AEB.2", "AEB.3", "AEB.4"
};
static char *texts_ports_aio_out_qs[] = {
static const char * const texts_ports_aio_out_qs[] = {
"Analogue.L", "Analogue.R",
"AES.L", "AES.R",
"SPDIF.L", "SPDIF.R",
@ -782,7 +782,7 @@ static char *texts_ports_aio_out_qs[] = {
"AEB.1", "AEB.2", "AEB.3", "AEB.4"
};
static char *texts_ports_aes32[] = {
static const char * const texts_ports_aes32[] = {
"AES.1", "AES.2", "AES.3", "AES.4", "AES.5", "AES.6", "AES.7",
"AES.8", "AES.9.", "AES.10", "AES.11", "AES.12", "AES.13", "AES.14",
"AES.15", "AES.16"
@ -796,7 +796,7 @@ static char *texts_ports_aes32[] = {
where the data for that channel can be read/written from/to.
*/
static char channel_map_unity_ss[HDSPM_MAX_CHANNELS] = {
static const char channel_map_unity_ss[HDSPM_MAX_CHANNELS] = {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
16, 17, 18, 19, 20, 21, 22, 23,
@ -807,7 +807,7 @@ static char channel_map_unity_ss[HDSPM_MAX_CHANNELS] = {
56, 57, 58, 59, 60, 61, 62, 63
};
static char channel_map_raydat_ss[HDSPM_MAX_CHANNELS] = {
static const char channel_map_raydat_ss[HDSPM_MAX_CHANNELS] = {
4, 5, 6, 7, 8, 9, 10, 11, /* ADAT 1 */
12, 13, 14, 15, 16, 17, 18, 19, /* ADAT 2 */
20, 21, 22, 23, 24, 25, 26, 27, /* ADAT 3 */
@ -820,7 +820,7 @@ static char channel_map_raydat_ss[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1,
};
static char channel_map_raydat_ds[HDSPM_MAX_CHANNELS] = {
static const char channel_map_raydat_ds[HDSPM_MAX_CHANNELS] = {
4, 5, 6, 7, /* ADAT 1 */
8, 9, 10, 11, /* ADAT 2 */
12, 13, 14, 15, /* ADAT 3 */
@ -835,7 +835,7 @@ static char channel_map_raydat_ds[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1,
};
static char channel_map_raydat_qs[HDSPM_MAX_CHANNELS] = {
static const char channel_map_raydat_qs[HDSPM_MAX_CHANNELS] = {
4, 5, /* ADAT 1 */
6, 7, /* ADAT 2 */
8, 9, /* ADAT 3 */
@ -851,7 +851,7 @@ static char channel_map_raydat_qs[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1,
};
static char channel_map_aio_in_ss[HDSPM_MAX_CHANNELS] = {
static const char channel_map_aio_in_ss[HDSPM_MAX_CHANNELS] = {
0, 1, /* line in */
8, 9, /* aes in, */
10, 11, /* spdif in */
@ -865,7 +865,7 @@ static char channel_map_aio_in_ss[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1,
};
static char channel_map_aio_out_ss[HDSPM_MAX_CHANNELS] = {
static const char channel_map_aio_out_ss[HDSPM_MAX_CHANNELS] = {
0, 1, /* line out */
8, 9, /* aes out */
10, 11, /* spdif out */
@ -880,7 +880,7 @@ static char channel_map_aio_out_ss[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1,
};
static char channel_map_aio_in_ds[HDSPM_MAX_CHANNELS] = {
static const char channel_map_aio_in_ds[HDSPM_MAX_CHANNELS] = {
0, 1, /* line in */
8, 9, /* aes in */
10, 11, /* spdif in */
@ -895,7 +895,7 @@ static char channel_map_aio_in_ds[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1
};
static char channel_map_aio_out_ds[HDSPM_MAX_CHANNELS] = {
static const char channel_map_aio_out_ds[HDSPM_MAX_CHANNELS] = {
0, 1, /* line out */
8, 9, /* aes out */
10, 11, /* spdif out */
@ -910,7 +910,7 @@ static char channel_map_aio_out_ds[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1
};
static char channel_map_aio_in_qs[HDSPM_MAX_CHANNELS] = {
static const char channel_map_aio_in_qs[HDSPM_MAX_CHANNELS] = {
0, 1, /* line in */
8, 9, /* aes in */
10, 11, /* spdif in */
@ -925,7 +925,7 @@ static char channel_map_aio_in_qs[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1
};
static char channel_map_aio_out_qs[HDSPM_MAX_CHANNELS] = {
static const char channel_map_aio_out_qs[HDSPM_MAX_CHANNELS] = {
0, 1, /* line out */
8, 9, /* aes out */
10, 11, /* spdif out */
@ -941,7 +941,7 @@ static char channel_map_aio_out_qs[HDSPM_MAX_CHANNELS] = {
-1, -1, -1, -1, -1, -1, -1, -1
};
static char channel_map_aes32[HDSPM_MAX_CHANNELS] = {
static const char channel_map_aes32[HDSPM_MAX_CHANNELS] = {
0, 1, 2, 3, 4, 5, 6, 7,
8, 9, 10, 11, 12, 13, 14, 15,
-1, -1, -1, -1, -1, -1, -1, -1,
@ -1010,17 +1010,21 @@ struct hdspm {
unsigned char max_channels_in;
unsigned char max_channels_out;
signed char *channel_map_in;
signed char *channel_map_out;
const signed char *channel_map_in;
const signed char *channel_map_out;
signed char *channel_map_in_ss, *channel_map_in_ds, *channel_map_in_qs;
signed char *channel_map_out_ss, *channel_map_out_ds, *channel_map_out_qs;
const signed char *channel_map_in_ss, *channel_map_in_ds, *channel_map_in_qs;
const signed char *channel_map_out_ss, *channel_map_out_ds, *channel_map_out_qs;
char **port_names_in;
char **port_names_out;
const char * const *port_names_in;
const char * const *port_names_out;
char **port_names_in_ss, **port_names_in_ds, **port_names_in_qs;
char **port_names_out_ss, **port_names_out_ds, **port_names_out_qs;
const char * const *port_names_in_ss;
const char * const *port_names_in_ds;
const char * const *port_names_in_qs;
const char * const *port_names_out_ss;
const char * const *port_names_out_ds;
const char * const *port_names_out_qs;
unsigned char *playback_buffer; /* suitably aligned address */
unsigned char *capture_buffer; /* suitably aligned address */