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ALSA: hda/proc - Add const to possible places 

Many arrays in hda_proc.c are string arrays that should be covered by
const prefix for increasing the safety and reducing the size.

Signed-off-by: Takashi Iwai <tiwai@suse.de>
This commit is contained in:
Takashi Iwai 2015-08-17 14:52:51 +02:00
Родитель d2c6b63df5
Коммит cc75cdfe1d
1 изменённых файлов: 15 добавлений и 11 удалений
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26
sound/pci/hda/hda_proc.c
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@ -36,7 +36,7 @@ MODULE_PARM_DESC(dump_coef, "Dump processing coefficients in codec proc file (-1
#define param_read(codec, nid, parm) \
snd_hdac_read_parm_uncached(&(codec)->core, nid, parm)
static char *bits_names(unsigned int bits, char *names[], int size)
static char *bits_names(unsigned int bits, const char * const names[], int size)
{
int i, n;
static char buf[128];
@ -53,7 +53,7 @@ static char *bits_names(unsigned int bits, char *names[], int size)
static const char *get_wid_type_name(unsigned int wid_value)
{
static char *names[16] = {
static const char * const names[16] = {
[AC_WID_AUD_OUT] = "Audio Output",
[AC_WID_AUD_IN] = "Audio Input",
[AC_WID_AUD_MIX] = "Audio Mixer",
@ -241,7 +241,7 @@ static void print_pcm_caps(struct snd_info_buffer *buffer,
static const char *get_jack_connection(u32 cfg)
{
static char *names[16] = {
static const char * const names[16] = {
"Unknown", "1/8", "1/4", "ATAPI",
"RCA", "Optical","Digital", "Analog",
"DIN", "XLR", "RJ11", "Comb",
@ -256,7 +256,7 @@ static const char *get_jack_connection(u32 cfg)
static const char *get_jack_color(u32 cfg)
{
static char *names[16] = {
static const char * const names[16] = {
"Unknown", "Black", "Grey", "Blue",
"Green", "Red", "Orange", "Yellow",
"Purple", "Pink", NULL, NULL,
@ -275,15 +275,15 @@ static const char *get_jack_color(u32 cfg)
*/
static const char *get_jack_location(u32 cfg)
{
static char *bases[7] = {
static const char * const bases[7] = {
"N/A", "Rear", "Front", "Left", "Right", "Top", "Bottom",
};
static unsigned char specials_idx[] = {
static const unsigned char specials_idx[] = {
0x07, 0x08,
0x17, 0x18, 0x19,
0x37, 0x38
};
static char *specials[] = {
static const char * const specials[] = {
"Rear Panel", "Drive Bar",
"Riser", "HDMI", "ATAPI",
"Mobile-In", "Mobile-Out"
@ -306,7 +306,9 @@ static const char *get_jack_location(u32 cfg)
*/
static const char *get_jack_connectivity(u32 cfg)
{
static char *jack_locations[4] = { "Ext", "Int", "Sep", "Oth" };
static const char * const jack_locations[4] = {
"Ext", "Int", "Sep", "Oth"
};
return jack_locations[(cfg >> (AC_DEFCFG_LOCATION_SHIFT + 4)) & 3];
}
@ -317,7 +319,7 @@ static const char *get_jack_connectivity(u32 cfg)
*/
static const char *get_jack_type(u32 cfg)
{
static char *jack_types[16] = {
static const char * const jack_types[16] = {
"Line Out", "Speaker", "HP Out", "CD",
"SPDIF Out", "Digital Out", "Modem Line", "Modem Hand",
"Line In", "Aux", "Mic", "Telephony",
@ -332,7 +334,9 @@ static void print_pin_caps(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid,
int *supports_vref)
{
static char *jack_conns[4] = { "Jack", "N/A", "Fixed", "Both" };
static const char * const jack_conns[4] = {
"Jack", "N/A", "Fixed", "Both"
};
unsigned int caps, val;
caps = param_read(codec, nid, AC_PAR_PIN_CAP);
@ -537,7 +541,7 @@ static const char *get_pwr_state(u32 state)
static void print_power_state(struct snd_info_buffer *buffer,
struct hda_codec *codec, hda_nid_t nid)
{
static char *names[] = {
static const char * const names[] = {
[ilog2(AC_PWRST_D0SUP)] = "D0",
[ilog2(AC_PWRST_D1SUP)] = "D1",
[ilog2(AC_PWRST_D2SUP)] = "D2",