michaelh/zephyr
1
0
Fork 0
Code Releases Activity

modules: lvgl: Add lv_os_get_idle_percent to OSAL

Browse source 
Adds an implementation of lv_os_get_idle_percent to the zephyr OSAL.
This is needed for usage of the system monitor.

Signed-off-by: Fabian Blatz <fabianblatz@gmail.com>
This commit is contained in:
Fabian Blatz 2025-06-08 15:59:10 +02:00 • committed by Benjamin Cabé
commit 768e43ae98
1 changed files with 24 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

25
modules/lvgl/lvgl_zephyr_osal.c
View file

@ -4,12 +4,16 @@
* SPDX-License-Identifier: Apache-2.0 * SPDX-License-Identifier: Apache-2.0
*/ */
#include "lvgl_zephyr_osal.h" #include <zephyr/debug/cpu_load.h>
#include <lvgl.h> #include <lvgl.h>
#include <zephyr/logging/log.h> #include <zephyr/logging/log.h>
LOG_MODULE_DECLARE(lvgl, CONFIG_LV_Z_LOG_LEVEL); LOG_MODULE_DECLARE(lvgl, CONFIG_LV_Z_LOG_LEVEL);
#ifdef CONFIG_LV_Z_USE_OSAL
#include "lvgl_zephyr_osal.h"
typedef void (*lv_thread_entry)(void *); typedef void (*lv_thread_entry)(void *);
static void thread_entry(void *thread, void *cb, void *user_data); static void thread_entry(void *thread, void *cb, void *user_data);
@ -151,3 +155,22 @@ void thread_entry(void *thread, void *cb, void *user_data)
entry_cb(user_data); entry_cb(user_data);
lv_thread_delete((lv_thread_t *)thread); lv_thread_delete((lv_thread_t *)thread);
} }
#endif /* CONFIG_LV_Z_USE_OSAL */
uint32_t lv_os_get_idle_percent(void)
{
#ifdef CONFIG_CPU_LOAD
int load = cpu_load_get();
if (load < 0) {
LOG_ERR("Failed to get CPU load, returning UINT32_MAX");
return UINT32_MAX;
}
return 100 - (load / 10);
#else
LOG_WRN_ONCE("CONFIG_CPU_LOAD is not enabled, idle percent will always be 0");
return 0;
#endif
}