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fix(rmt): alloc channel memory from internal

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This commit is contained in:
Chen Jichang
2025-08-15 16:28:48 +08:00
committed by Chen Ji Chang
parent 056c40424c
commit f2f62b590d
2 changed files with 4 additions and 6 deletions
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5
components/esp_driver_rmt/src/rmt_rx.c
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@@ -209,9 +209,8 @@ esp_err_t rmt_new_rx_channel(const rmt_rx_channel_config_t *config, rmt_channel_
ESP_RETURN_ON_FALSE(config->flags.allow_pd == 0, ESP_ERR_NOT_SUPPORTED, TAG, "not able to power down in light sleep");
#endif // SOC_RMT_SUPPORT_SLEEP_RETENTION
// malloc channel memory
uint32_t mem_caps = RMT_MEM_ALLOC_CAPS;
rx_channel = heap_caps_calloc(1, sizeof(rmt_rx_channel_t), mem_caps);
// allocate channel memory from internal memory because it contains atomic variable
rx_channel = heap_caps_calloc(1, sizeof(rmt_rx_channel_t), MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
ESP_GOTO_ON_FALSE(rx_channel, ESP_ERR_NO_MEM, err, TAG, "no mem for rx channel");
// gpio is not configured yet
rx_channel->base.gpio_num = -1;

5
components/esp_driver_rmt/src/rmt_tx.c
View File

@@ -276,9 +276,8 @@ esp_err_t rmt_new_tx_channel(const rmt_tx_channel_config_t *config, rmt_channel_
ESP_RETURN_ON_FALSE(config->flags.allow_pd == 0, ESP_ERR_NOT_SUPPORTED, TAG, "not able to power down in light sleep");
#endif // SOC_RMT_SUPPORT_SLEEP_RETENTION
// malloc channel memory
uint32_t mem_caps = RMT_MEM_ALLOC_CAPS;
tx_channel = heap_caps_calloc(1, sizeof(rmt_tx_channel_t) + sizeof(rmt_tx_trans_desc_t) * config->trans_queue_depth, mem_caps);
// allocate channel memory from internal memory because it contains atomic variable
tx_channel = heap_caps_calloc(1, sizeof(rmt_tx_channel_t) + sizeof(rmt_tx_trans_desc_t) * config->trans_queue_depth, MALLOC_CAP_INTERNAL | MALLOC_CAP_8BIT);
ESP_GOTO_ON_FALSE(tx_channel, ESP_ERR_NO_MEM, err, TAG, "no mem for tx channel");
// GPIO configuration is not done yet
tx_channel->base.gpio_num = -1;