diff options
| author | Peter Johanson <[email protected]> | 2023-09-13 19:58:53 +0000 |
|---|---|---|
| committer | Pete Johanson <[email protected]> | 2024-03-27 20:59:26 -0700 |
| commit | 738c3c0e3b3878ddaebafae65becdf5e5f68fe86 (patch) | |
| tree | 24ec600331486a9501cfd5dfcdaefbd2c9b51f56 /app/module | |
| parent | adb3a13dc583e1876d5aa17da0ade4c1024cad7d (diff) | |
| download | zmk-738c3c0e3b3878ddaebafae65becdf5e5f68fe86.tar.gz zmk-738c3c0e3b3878ddaebafae65becdf5e5f68fe86.zip | |
feat(kscan): Add PM support to GPIO kscan drivers.
* Add PM device hook to the kscan direct & matrix drivers.
Diffstat (limited to 'app/module')
| -rw-r--r-- | app/module/drivers/kscan/kscan_gpio_direct.c | 27 | ||||
| -rw-r--r-- | app/module/drivers/kscan/kscan_gpio_matrix.c | 27 |
2 files changed, 52 insertions, 2 deletions
diff --git a/app/module/drivers/kscan/kscan_gpio_direct.c b/app/module/drivers/kscan/kscan_gpio_direct.c index b5e77f6330..2bc35f4c0b 100644 --- a/app/module/drivers/kscan/kscan_gpio_direct.c +++ b/app/module/drivers/kscan/kscan_gpio_direct.c @@ -12,6 +12,7 @@ #include <zephyr/drivers/kscan.h> #include <zephyr/kernel.h> #include <zephyr/logging/log.h> +#include <zephyr/pm/device.h> #include <zephyr/sys/util.h> #include <zmk/debounce.h> @@ -318,6 +319,28 @@ static int kscan_direct_init(const struct device *dev) { return 0; } +#if IS_ENABLED(CONFIG_PM_DEVICE) + +static int kscan_direct_pm_action(const struct device *dev, enum pm_device_action action) { + int ret = 0; + + switch (action) { + case PM_DEVICE_ACTION_SUSPEND: + kscan_direct_disable(dev); + break; + case PM_DEVICE_ACTION_RESUME: + kscan_direct_enable(dev); + break; + default: + ret = -ENOTSUP; + break; + } + + return ret; +} + +#endif // IS_ENABLED(CONFIG_PM_DEVICE) + static const struct kscan_driver_api kscan_direct_api = { .config = kscan_direct_configure, .enable_callback = kscan_direct_enable, @@ -354,7 +377,9 @@ static const struct kscan_driver_api kscan_direct_api = { .toggle_mode = DT_INST_PROP(n, toggle_mode), \ }; \ \ - DEVICE_DT_INST_DEFINE(n, &kscan_direct_init, NULL, &kscan_direct_data_##n, \ + PM_DEVICE_DT_INST_DEFINE(n, kscan_direct_pm_action); \ + \ + DEVICE_DT_INST_DEFINE(n, &kscan_direct_init, PM_DEVICE_DT_INST_GET(n), &kscan_direct_data_##n, \ &kscan_direct_config_##n, POST_KERNEL, CONFIG_KSCAN_INIT_PRIORITY, \ &kscan_direct_api); diff --git a/app/module/drivers/kscan/kscan_gpio_matrix.c b/app/module/drivers/kscan/kscan_gpio_matrix.c index 6e91bf95fb..3917196e6c 100644 --- a/app/module/drivers/kscan/kscan_gpio_matrix.c +++ b/app/module/drivers/kscan/kscan_gpio_matrix.c @@ -10,6 +10,7 @@ #include <zephyr/devicetree.h> #include <zephyr/drivers/gpio.h> #include <zephyr/drivers/kscan.h> +#include <zephyr/pm/device.h> #include <zephyr/kernel.h> #include <zephyr/logging/log.h> #include <zephyr/sys/__assert.h> @@ -421,6 +422,28 @@ static int kscan_matrix_init(const struct device *dev) { return 0; } +#if IS_ENABLED(CONFIG_PM_DEVICE) + +static int kscan_matrix_pm_action(const struct device *dev, enum pm_device_action action) { + int ret = 0; + + switch (action) { + case PM_DEVICE_ACTION_SUSPEND: + kscan_matrix_disable(dev); + break; + case PM_DEVICE_ACTION_RESUME: + kscan_matrix_enable(dev); + break; + default: + ret = -ENOTSUP; + break; + } + + return ret; +} + +#endif // IS_ENABLED(CONFIG_PM_DEVICE) + static const struct kscan_driver_api kscan_matrix_api = { .config = kscan_matrix_configure, .enable_callback = kscan_matrix_enable, @@ -465,7 +488,9 @@ static const struct kscan_driver_api kscan_matrix_api = { .diode_direction = INST_DIODE_DIR(n), \ }; \ \ - DEVICE_DT_INST_DEFINE(n, &kscan_matrix_init, NULL, &kscan_matrix_data_##n, \ + PM_DEVICE_DT_INST_DEFINE(n, kscan_matrix_pm_action); \ + \ + DEVICE_DT_INST_DEFINE(n, &kscan_matrix_init, PM_DEVICE_DT_INST_GET(n), &kscan_matrix_data_##n, \ &kscan_matrix_config_##n, POST_KERNEL, CONFIG_KSCAN_INIT_PRIORITY, \ &kscan_matrix_api); |