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https://github.com/alsa-project/alsa-utils
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amixer no-range-checking option
This patch adds the --nocheck option that disables range checking. It helps debugging drivers. Signed-off-by: Giuliano Pochini <pochini@shiny.it>
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4d710af543
commit
943bf551e1
1 changed files with 11 additions and 1 deletions
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@ -38,6 +38,7 @@
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#define HELPID_INACTIVE 1004
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#define HELPID_DEBUG 1005
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#define HELPID_VERSION 1006
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#define HELPID_NOCHECK 1007
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#define LEVEL_BASIC (1<<0)
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#define LEVEL_INACTIVE (1<<1)
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@ -45,6 +46,7 @@
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int quiet = 0;
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int debugflag = 0;
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int no_check = 0;
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char card[64] = "default";
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static void error(const char *fmt,...)
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@ -66,6 +68,7 @@ static int help(void)
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printf(" -c,--card N select the card\n");
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printf(" -D,--device N select the device, default '%s'\n", card);
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printf(" -d,--debug debug mode\n");
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printf(" -n,--nocheck do not perform range checking\n");
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printf(" -v,--version print version of this program\n");
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printf(" -q,--quiet be quiet\n");
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printf(" -i,--inactive show also inactive controls\n");
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@ -161,6 +164,8 @@ static const char *control_access(snd_ctl_elem_info_t *info)
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static int check_range(int val, int min, int max)
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{
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if (no_check)
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return val;
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if (val < min)
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return min;
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if (val > max)
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@ -1456,6 +1461,7 @@ int main(int argc, char *argv[])
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{"quiet", 0, NULL, HELPID_QUIET},
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{"inactive", 0, NULL, HELPID_INACTIVE},
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{"debug", 0, NULL, HELPID_DEBUG},
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{"nocheck", 0, NULL, HELPID_NOCHECK},
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{"version", 0, NULL, HELPID_VERSION},
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{NULL, 0, NULL, 0},
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};
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@ -1464,7 +1470,7 @@ int main(int argc, char *argv[])
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while (1) {
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int c;
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if ((c = getopt_long(argc, argv, "hc:D:qidv", long_option, NULL)) < 0)
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if ((c = getopt_long(argc, argv, "hc:D:qidnv", long_option, NULL)) < 0)
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break;
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switch (c) {
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case 'h':
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@ -1501,6 +1507,10 @@ int main(int argc, char *argv[])
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case HELPID_DEBUG:
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debugflag = 1;
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break;
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case 'n':
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case HELPID_NOCHECK:
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no_check = 1;
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break;
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case 'v':
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case HELPID_VERSION:
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printf("amixer version " SND_UTIL_VERSION_STR "\n");
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