aZholtikov/zh_pcf8574
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perf: optimized interrupt processing

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aZholtikov committed 2026-08-24 17:59:22 +03:00
1 parent 0785eeb3e5
commit f4f74e9d5a
1 file changed
+16 -13
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zh_pcf8574.c
+16 -13
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@@ -446,22 +446,25 @@ static void IRAM_ATTR _zh_pcf8574_isr_processing_task(void *pvParameter) // -V20
{
_zh_pcf8574_vector_data_t vector_data = {0};
ZH_ERROR_CHECK_CONT(zh_vector_get_item(&_vector, i, &vector_data) == ESP_OK, ++_stats.vector_error, "PCF8574 isr processing failed. Failed to get vector item data.");
zh_pcf8574_event_on_isr_t event = {0};
event.i2c_address = vector_data.i2c_address;
uint8_t old_reg = vector_data.gpio_status;
uint8_t new_reg = 0;
ZH_ERROR_CHECK_CONT(_zh_pcf8574_read_register(&vector_data, &new_reg) == ESP_OK, NULL, "PCF8574 isr processing failed. Failed to read expander register.");
ZH_ERROR_CHECK_CONT(zh_vector_change_item(&_vector, i, &vector_data) == ESP_OK, ++_stats.vector_error, "PCF8574 isr processing failed. Failed to change vector item data.");
for (uint8_t j = 0; j <= 7; ++j)
if (vector_data.gpio_work_mode != 0)
{
if ((vector_data.gpio_work_mode & _gpio_matrix[j]) != 0)
zh_pcf8574_event_on_isr_t event = {0};
event.i2c_address = vector_data.i2c_address;
uint8_t old_reg = vector_data.gpio_status;
uint8_t new_reg = 0;
ZH_ERROR_CHECK_CONT(_zh_pcf8574_read_register(&vector_data, &new_reg) == ESP_OK, NULL, "PCF8574 isr processing failed. Failed to read expander register.");
ZH_ERROR_CHECK_CONT(zh_vector_change_item(&_vector, i, &vector_data) == ESP_OK, ++_stats.vector_error, "PCF8574 isr processing failed. Failed to change vector item data.");
for (uint8_t j = 0; j <= 7; ++j)
{
if ((old_reg & _gpio_matrix[j]) != (new_reg & _gpio_matrix[j]))
if ((vector_data.gpio_work_mode & _gpio_matrix[j]) != 0)
{
event.gpio_number = j;
event.gpio_level = new_reg & _gpio_matrix[j];
event.interrupt_time = esp_timer_get_time();
ZH_ERROR_CHECK_CONT(esp_event_post(ZH_PCF8574, 0, &event, sizeof(event), 1000 / portTICK_PERIOD_MS) == ESP_OK, ++_stats.event_post_error, "PCF8574 isr processing failed. Failed to post interrupt event.");
if ((old_reg & _gpio_matrix[j]) != (new_reg & _gpio_matrix[j]))
{
event.gpio_number = j;
event.gpio_level = new_reg & _gpio_matrix[j];
event.interrupt_time = esp_timer_get_time();
ZH_ERROR_CHECK_CONT(esp_event_post(ZH_PCF8574, 0, &event, sizeof(event), 1000 / portTICK_PERIOD_MS) == ESP_OK, ++_stats.event_post_error, "PCF8574 isr processing failed. Failed to post interrupt event.");
}
}
}
}