dany/eg25-manager
1
0
Fork 0
mirror of https://gitlab.com/mobian1/eg25-manager.git synced 2025-08-29 07:12:08 +02:00
Code Issues Packages Projects Releases Wiki Activity

gpio: libgpiod 2.0: port gpiod_line_{get,set}_value

Browse Source
This commit is contained in:
marcin
2024-05-13 22:55:48 +02:00
parent b1bb871eb7
commit bc5a25b17e
2 changed files with 49 additions and 10 deletions
Download Patch File Download Diff File Expand all files Collapse all files

56
src/gpio.c
View File

@@ -42,11 +42,43 @@ static char *gpio_in_names[] = {
"status",
};
int gpio_line_get_value(struct EG25Manager *manager, int line) {
enum gpiod_line_value value;
value = gpiod_line_request_get_value(manager->gpio_in[line], manager->gpio_in_offset[line]);
switch (value) {
case GPIOD_LINE_VALUE_ACTIVE:
return 1;
case GPIOD_LINE_VALUE_INACTIVE:
return 0;
case GPIOD_LINE_VALUE_ERROR:
g_warning("gpio: couldn't get value on line %d", line);
}
return -1;
}
int gpio_line_set_value(struct EG25Manager *manager, int line, int value) {
enum gpiod_line_value line_value = value ? GPIOD_LINE_VALUE_ACTIVE : GPIOD_LINE_VALUE_INACTIVE;
int ret;
ret = gpiod_line_request_set_value(manager->gpio_out[line], manager->gpio_out_offset[line], line_value);
if (ret) {
g_warning("gpio: couldn't set value %d on line %d", value, line);
return -1;
}
else {
manager->gpio_out_value[line] = value;
return 0;
}
}
int gpio_sequence_poweron(struct EG25Manager *manager)
{
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_PWRKEY], 1);
gpio_line_set_value(manager, GPIO_OUT_PWRKEY, 1);
sleep(1);
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_PWRKEY], 0);
gpio_line_set_value(manager, GPIO_OUT_PWRKEY, 0);
g_message("Executed power-on/off sequence");
@@ -55,7 +87,7 @@ int gpio_sequence_poweron(struct EG25Manager *manager)
int gpio_sequence_shutdown(struct EG25Manager *manager)
{
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_DISABLE], 1);
gpio_line_set_value(manager, GPIO_OUT_DISABLE, 1);
gpio_sequence_poweron(manager);
g_message("Executed power-off sequence");
@@ -65,7 +97,7 @@ int gpio_sequence_shutdown(struct EG25Manager *manager)
int gpio_sequence_suspend(struct EG25Manager *manager)
{
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_APREADY], 1);
gpio_line_set_value(manager, GPIO_OUT_APREADY, 1);
g_message("Executed suspend sequence");
@@ -74,7 +106,7 @@ int gpio_sequence_suspend(struct EG25Manager *manager)
int gpio_sequence_resume(struct EG25Manager *manager)
{
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_APREADY], 0);
gpio_line_set_value(manager, GPIO_OUT_APREADY, 0);
g_message("Executed resume sequence");
@@ -83,8 +115,8 @@ int gpio_sequence_resume(struct EG25Manager *manager)
int gpio_sequence_wake(struct EG25Manager *manager)
{
if (gpiod_line_get_value(manager->gpio_out[GPIO_OUT_DTR])) {
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_DTR], 0);
if (manager->gpio_out_value[GPIO_OUT_DTR]) {
gpio_line_set_value(manager, GPIO_OUT_DTR, 0);
/* Give the modem 200ms to wake from soft sleep */
usleep(200000);
@@ -97,7 +129,7 @@ int gpio_sequence_wake(struct EG25Manager *manager)
int gpio_sequence_sleep(struct EG25Manager *manager)
{
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_DTR], 1);
gpio_line_set_value(manager, GPIO_OUT_DTR, 1);
g_message("Executed soft sleep sequence");
return 0;
@@ -311,6 +343,7 @@ int gpio_init(struct EG25Manager *manager, toml_table_t *config[])
manager->gpio_out[i] = gpio_request_output_line(manager, chip.u.i, line.u.i);
if (!manager->gpio_out[i])
g_error("Unable to get output GPIO %d", i);
manager->gpio_out_offset[i] = line.u.i;
}
for (i = 0; i < GPIO_IN_COUNT; i++) {
@@ -335,6 +368,7 @@ int gpio_init(struct EG25Manager *manager, toml_table_t *config[])
manager->gpio_in[i] = gpio_request_input_line(manager, chip.u.i, line.u.i);
if (!manager->gpio_in[i])
g_error("Unable to get input GPIO %d", i);
manager->gpio_in_offset[i] = line.u.i;
}
} else {
guint offset, chipidx, gpio_idx;
@@ -363,6 +397,7 @@ int gpio_init(struct EG25Manager *manager, toml_table_t *config[])
manager->gpio_out[i] = gpio_request_input_line(manager, chipidx, offset);
if (!manager->gpio_out[i])
g_error("Unable to get output GPIO %d", i);
manager->gpio_out_offset[i] = offset;
}
for (i = 0; i < GPIO_IN_COUNT; i++) {
@@ -380,6 +415,7 @@ int gpio_init(struct EG25Manager *manager, toml_table_t *config[])
manager->gpio_in[i] = gpio_request_input_line(manager, chipidx, offset);
if (!manager->gpio_in[i])
g_error("Unable to get input GPIO %d", i);
manager->gpio_in_offset[i] = offset;
}
}
@@ -389,11 +425,11 @@ int gpio_init(struct EG25Manager *manager, toml_table_t *config[])
gboolean gpio_check_poweroff(struct EG25Manager *manager, gboolean keep_down)
{
if (manager->gpio_in[GPIO_IN_STATUS] &&
gpiod_line_get_value(manager->gpio_in[GPIO_IN_STATUS]) == 1) {
gpio_line_get_value(manager, GPIO_IN_STATUS) == 1) {
if (keep_down && manager->gpio_out[GPIO_OUT_RESET]) {
// Asserting RESET line to prevent modem from rebooting
gpiod_line_set_value(manager->gpio_out[GPIO_OUT_RESET], 1);
gpio_line_set_value(manager, GPIO_OUT_RESET, 1);
}
return TRUE;

3
src/manager.h
View File

@@ -117,7 +117,10 @@ struct EG25Manager {
struct gpiod_chip *gpiochip[2];
struct gpiod_line_request *gpio_out[5];
guint gpio_out_value[5];
guint gpio_out_offset[5];
struct gpiod_line_request *gpio_in[2];
guint gpio_in_offset[5];
};
void modem_configure(struct EG25Manager *data);