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wiringPi: Remove unused SPI/I2C load/unload code

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Change-Id: I14666fbcb5551560257cc705c4779feeece3cde0
This commit is contained in:
Joshua Yang
2018-02-23 15:45:18 +09:00
parent eccbc53116
commit 37027fb9c8
1 changed files with 0 additions and 96 deletions
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96
gpio/gpio_odroid.c
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@@ -213,74 +213,9 @@ static void checkDevTree (char *argv [])
} }
} }
static void _doLoadUsage (char *argv [])
{
fprintf (stderr, "Usage: %s load <spi/i2c> [I2C baudrate in Kb/sec]\n", argv [0]) ;
exit (1) ;
}
static void doLoad (int argc, char *argv []) static void doLoad (int argc, char *argv [])
{ {
char *module1, *module2 ;
char cmd [80] ;
char *file1, *file2 ;
char args1 [32], args2 [32] ;
checkDevTree (argv) ; checkDevTree (argv) ;
if (argc < 3)
_doLoadUsage (argv) ;
args1 [0] = args2 [0] = 0 ;
if (strcasecmp (argv [2], "spi") == 0) {
module1 = "spidev" ;
module2 = "spi_bcm2708" ;
file1 = "/dev/spidev0.0" ;
file2 = "/dev/spidev0.1" ;
if (argc == 4) {
fprintf (stderr, "%s: Unable to set the buffer size now. Load aborted. Please see the man page.\n", argv [0]) ;
exit (1) ;
}
else if (argc > 4)
_doLoadUsage (argv) ;
} else if (strcasecmp (argv [2], "i2c") == 0) {
module1 = "i2c_dev" ;
module2 = "i2c_bcm2708" ;
file1 = "/dev/i2c-0" ;
file2 = "/dev/i2c-1" ;
if (argc == 4)
sprintf (args2, " baudrate=%d", atoi (argv [3]) * 1000) ;
else if (argc > 4)
_doLoadUsage (argv) ;
} else
_doLoadUsage (argv) ;
if (findExecutable ("modprobe") == NULL)
printf ("No found\n") ;
if (!moduleLoaded (module1)) {
sprintf (cmd, "%s %s%s", findExecutable (MODPROBE), module1, args1) ;
system (cmd) ;
}
if (!moduleLoaded (module2)) {
sprintf (cmd, "%s %s%s", findExecutable (MODPROBE), module2, args2) ;
system (cmd) ;
}
if (!moduleLoaded (module2)) {
fprintf (stderr, "%s: Unable to load %s\n", argv [0], module2) ;
exit (1) ;
}
// To let things get settled
sleep (1) ;
changeOwner (argv [0], file1) ;
changeOwner (argv [0], file2) ;
} }
@@ -289,40 +224,9 @@ static void doLoad (int argc, char *argv [])
* Un-Load either the spi or i2c modules and change device ownerships, etc. * Un-Load either the spi or i2c modules and change device ownerships, etc.
********************************************************************************* *********************************************************************************
*/ */
static void _doUnLoadUsage (char *argv [])
{
fprintf (stderr, "Usage: %s unload <spi/i2c>\n", argv [0]) ;
exit (1) ;
}
static void doUnLoad (int argc, char *argv []) static void doUnLoad (int argc, char *argv [])
{ {
char *module1, *module2 ;
char cmd [80] ;
checkDevTree (argv) ; checkDevTree (argv) ;
if (argc != 3)
_doUnLoadUsage (argv) ;
if (strcasecmp (argv [2], "spi") == 0) {
module1 = "spidev" ;
module2 = "spi_bcm2708" ;
} else if (strcasecmp (argv [2], "i2c") == 0) {
module1 = "i2c_dev" ;
module2 = "i2c_bcm2708" ;
} else
_doUnLoadUsage (argv) ;
if (moduleLoaded (module1)) {
sprintf (cmd, "%s %s", findExecutable (RMMOD), module1) ;
system (cmd) ;
}
if (moduleLoaded (module2)) {
sprintf (cmd, "%s %s", findExecutable (RMMOD), module2) ;
system (cmd) ;
}
} }