| | |
| | | * |
| | | ********************************************************************************/ |
| | | |
| | | #include <stdio.h> |
| | | #include <stdlib.h> |
| | | #include <unistd.h> |
| | | #include <fcntl.h> |
| | | #include <dirent.h> |
| | | #include <stdlib.h> |
| | | #include <string.h> |
| | | #include <time.h> |
| | | #include <errno.h> |
| | | |
| | | #include "logger.h" |
| | | #include "util_proc.h" |
| | | #include "gpio.h" |
| | | |
| | | #define RPI_GPIONAME "gpiochip0" |
| | | #include <errno.h> |
| | | |
| | | #include "logger.h" |
| | |
| | | int rv; |
| | | |
| | | s_gpio = gpio; |
| | | |
| | | if( !gpio ) |
| | | { |
| | | log_error("Invalid input arguments $gpio\n"); |
| | | return -1; |
| | | } |
| | | |
| | | |
| | | if( !gpio->incnt && !gpio->outcnt ) |
| | | { |
| | |
| | | } |
| | | log_info("gpiod initialise open chip ok\n"); |
| | | |
| | | |
| | | /* gpiod request all output pins */ |
| | | for(i=0; i<gpio->outcnt; i++) |
| | | { |
| | |
| | | if( !gpio->output[i].line ) |
| | | { |
| | | log_error("gpiod get line for '%s' pin[#%d] failure\n", gpio->output[i].name, gpio->output[i].pin ); |
| | | return -2; |
| | | rv = -3; |
| | | goto failed; |
| | | } |
| | | |
| | | if( gpiod_line_request_output(gpio->output[i].line, gpio->output[i].name, !gpio->output[i].active_level) < 0 ) |
| | | { |
| | | log_error("gpiod request '%s' pin[#%d] output failure: %s\n", gpio->output[i].name, gpio->output[i].pin, strerror(errno)); |
| | | rv = -3; |
| | | goto failed; |
| | | } |
| | | else |
| | | { |
| | | log_info("gpiod request '%s' pin[#%d] output ok\n", gpio->output[i].name, gpio->output[i].pin); |
| | | } |
| | | } |
| | | |
| | | |
| | | /* gpiod request all input pins */ |
| | | for(i=0; i<gpio->incnt; i++) |
| | |
| | | if( !gpio->input[i].line ) |
| | | { |
| | | log_error("gpiod get line for '%s' pin[#%d] failure\n", gpio->input[i].name, gpio->input[i].pin ); |
| | | return -2; |
| | | rv = -4; |
| | | goto failed; |
| | | } |
| | | |
| | | if( gpio->output[i].active_level ) |
| | |
| | | { |
| | | log_error("gpiod request '%s' pin[#%d] event edge [%s] failure: %s\n", |
| | | gpio->input[i].name, gpio->input[i].pin, gpio->output[i].active_level?"rising":"falling", strerror(errno)); |
| | | rv = -4; |
| | | goto failed; |
| | | } |
| | | else |
| | | { |
| | |
| | | } |
| | | |
| | | return 0; |
| | | |
| | | failed: |
| | | gpiod_chip_close(s_chip); |
| | | return rv; |
| | | } |
| | | |
| | | |
| | |
| | | return ; |
| | | } |
| | | |
| | | |
| | | for(i=0; i<s_gpio->outcnt; i++) |
| | | { |
| | | gpiod_line_release(s_gpio->output[i].line); |
| | | } |
| | | |
| | | |
| | | for(i=0; i<s_gpio->incnt; i++) |
| | | { |
| | |
| | | gpiod_chip_close(s_chip); |
| | | } |
| | | |
| | | void gpio_out(char *name, char *cmd) |
| | | /* Turn light ON or OFF */ |
| | | void turn_light(char *name, int status) |
| | | { |
| | | int i; |
| | | int found = 0; |
| | | int value; |
| | | |
| | | for( i=0; i<s_gpio->outcnt; i++ ) |
| | | { |
| | | if( !strncasecmp(s_gpio->output[i].name, name, strlen(name))) |
| | | if( strstr(s_gpio->output[i].name, name) ) |
| | | { |
| | | found = 1; |
| | | break; |
| | |
| | | return ; |
| | | } |
| | | |
| | | if( strstr(cmd, "on") ) |
| | | { |
| | | gpiod_line_set_value(s_gpio->output[i].line, s_gpio->output[i].active_level); |
| | | } |
| | | else if( strstr(cmd, "off") ) |
| | | { |
| | | gpiod_line_set_value(s_gpio->output[i].line, !s_gpio->output[i].active_level); |
| | | } |
| | | log_info("Turn %s light %s\n", name, status?"on":"off"); |
| | | value = status ? s_gpio->output[i].active_level : !s_gpio->output[i].active_level; |
| | | gpiod_line_set_value(s_gpio->output[i].line, value); |
| | | |
| | | return ; |
| | | } |
| | | |
| | | |
| | | void *light_on_worker(void *arg) |
| | | { |
| | | int i; |
| | | int found = 0; |
| | | char *name = (char *)arg; |
| | | gpio_info_t *gpiout; |
| | | |
| | | if( !name ) |
| | | { |
| | | log_error("Invalid input arugment\n"); |
| | | return NULL; |
| | | } |
| | | |
| | | if( s_gpio->light_intval <= 0 ) |
| | | { |
| | | log_error("Invalid light_intval value[%d] in configure file\n", s_gpio->light_intval); |
| | | return NULL; |
| | | } |
| | | |
| | | for(i=0; i<s_gpio->outcnt; i++) |
| | | { |
| | | if( strstr(s_gpio->output[i].name, name) ) |
| | | { |
| | | gpiout = &(s_gpio->output[i]); |
| | | found = 1; |
| | | } |
| | | } |
| | | |
| | | if( !found ) |
| | | { |
| | | log_error("Light '%s' not found\n", name); |
| | | return NULL; |
| | | } |
| | | |
| | | log_info("Trun on %s for [%d] seconds\n", gpiout->name, s_gpio->light_intval); |
| | | |
| | | gpio_out(gpiout->name, "on"); |
| | | sleep(s_gpio->light_intval); |
| | | gpio_out(gpiout->name, "off"); |
| | | |
| | | return NULL; |
| | | } |
| | | |
| | | /* Return value: 0(LOW): Nobody detected, !0: indoor or hallway detected */ |
| | |
| | | { |
| | | int i; |
| | | int rv = 0; |
| | | int res = 0; |
| | | int result = 0; |
| | | int num_lines = 0; |
| | | |
| | | struct gpiod_line_event ev; |
| | | struct gpiod_line_bulk bulk, event_bulk; |
| | | struct gpiod_line *line; |
| | | |
| | | int num_lines = 0; |
| | | |
| | | |
| | | gpiod_line_bulk_init(&bulk); |
| | | |
| | |
| | | return 0; |
| | | } |
| | | |
| | | log_debug("infrared start detect event now...\n"); |
| | | log_debug("infrared start detect event(blocked) now...\n"); |
| | | rv = gpiod_line_event_wait_bulk(&bulk, NULL, &event_bulk); |
| | | if( rv <= 0 ) |
| | | { |
| | |
| | | { |
| | | if( s_gpio->input[i].active_level != gpiod_line_get_value(line) ) |
| | | { |
| | | //log_debug("infrared '%s' detect get wrong power level\n", s_gpio->input[i].name); |
| | | log_debug("infrared '%s' detect get wrong power level\n", s_gpio->input[i].name); |
| | | continue; |
| | | } |
| | | |
| | | if( strstr(s_gpio->input[i].name, "indoor") ) |
| | | { |
| | | log_debug("indoor infrared gpiod wait get event.\n", s_gpio->input[i].name); |
| | | res |= FLAG_INFRARED_INDOOR; |
| | | result |= FLAG_INFRARED_INDOOR; |
| | | } |
| | | else if( strstr(s_gpio->input[i].name, "hallway") ) |
| | | { |
| | | log_debug("hallway infrared gpiod wait get event.\n", s_gpio->input[i].name); |
| | | res |= FLAG_INFRARED_HALLWAY; |
| | | result |= FLAG_INFRARED_HALLWAY; |
| | | } |
| | | } |
| | | } |
| | | } |
| | | |
| | | return res; |
| | | return result; |
| | | } |
| | | |
| | | |