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ledc: Fix FADE_NO_WAIT mode concurrency problem.

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Add test cases for fade concurrency issue and fade timing check.

Closes https://github.com/espressif/esp-idf/issues/6710
This commit is contained in:
songruojing
2021-07-29 13:54:17 +08:00
parent e175086226
commit be2ab09832
3 changed files with 121 additions and 60 deletions
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3
components/driver/include/driver/ledc.h
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@@ -420,7 +420,8 @@ void ledc_fade_func_uninstall(void);
* Other duty operations will have to wait until the fade operation has finished.
* @param speed_mode Select the LEDC channel group with specified speed mode. Note that not all targets support high speed mode.
* @param channel LEDC channel number
* @param fade_mode Whether to block until fading done.
* @param fade_mode Whether to block until fading done. See ledc_types.h ledc_fade_mode_t for more info.
* Note that this function will not return until fading to the target duty if LEDC_FADE_WAIT_DONE mode is selected.
*
* @return
* - ESP_OK Success