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Merge branch 'contrib/github_pr_10402' into 'master'

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ledc: move callback to IRAM as it's called from an ISR (GitHub PR)

Closes IDFGH-8990

See merge request espressif/esp-idf!21711
This commit is contained in:
Song Ruo Jing
2022-12-22 16:55:29 +08:00
parent 58f58c25a6 1a6e1aba3d
commit 36cdf88a5b
4 changed files with 11 additions and 3 deletions
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8
components/driver/ledc.c
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@@ -20,6 +20,7 @@
#include "esp_rom_sys.h"
#include "clk_ctrl_os.h"
#include "esp_private/periph_ctrl.h"
#include "esp_memory_utils.h"
static __attribute__((unused)) const char *LEDC_TAG = "ledc";
@@ -1236,8 +1237,15 @@ esp_err_t ledc_cb_register(ledc_mode_t speed_mode, ledc_channel_t channel, ledc_
{
LEDC_ARG_CHECK(speed_mode < LEDC_SPEED_MODE_MAX, "speed_mode");
LEDC_ARG_CHECK(channel < LEDC_CHANNEL_MAX, "channel");
LEDC_ARG_CHECK(cbs, "callback");
LEDC_CHECK(p_ledc_obj[speed_mode] != NULL, LEDC_NOT_INIT, ESP_ERR_INVALID_STATE);
LEDC_CHECK(ledc_fade_channel_init_check(speed_mode, channel) == ESP_OK, LEDC_FADE_INIT_ERROR_STR, ESP_FAIL);
if (cbs->fade_cb && !esp_ptr_in_iram(cbs->fade_cb)) {
ESP_LOGW(LEDC_TAG, "fade callback not in IRAM");
}
if (user_arg && !esp_ptr_internal(user_arg)) {
ESP_LOGW(LEDC_TAG, "user context not in internal RAM");
}
s_ledc_fade_rec[speed_mode][channel]->ledc_fade_callback = cbs->fade_cb;
s_ledc_fade_rec[speed_mode][channel]->cb_user_arg = user_arg;
return ESP_OK;