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I2C re-introduce very verbose logging (#2446)

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This commit is contained in:
Otto Winter
2021-10-06 00:57:23 +02:00
committed by GitHub
parent 9ff8240802
commit 54a173dbf1
2 changed files with 101 additions and 4 deletions
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esphome/components/i2c/i2c_bus_esp_idf.cpp
+54 -2
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@@ -73,16 +73,22 @@ void IDFI2CBus::dump_config() {
}
}
ErrorCode IDFI2CBus::readv(uint8_t address, ReadBuffer *buffers, size_t cnt) {
if (!initialized_)
// logging is only enabled with vv level, if warnings are shown the caller
// should log them
if (!initialized_) {
ESP_LOGVV(TAG, "i2c bus not initialized!");
return ERROR_NOT_INITIALIZED;
}
i2c_cmd_handle_t cmd = i2c_cmd_link_create();
esp_err_t err = i2c_master_start(cmd);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "RX from %02X master start failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
err = i2c_master_write_byte(cmd, (address << 1) | I2C_MASTER_READ, true);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "RX from %02X address write failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
@@ -92,12 +98,14 @@ ErrorCode IDFI2CBus::readv(uint8_t address, ReadBuffer *buffers, size_t cnt) {
continue;
err = i2c_master_read(cmd, buf.data, buf.len, i == cnt - 1 ? I2C_MASTER_LAST_NACK : I2C_MASTER_ACK);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "RX from %02X data read failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
}
err = i2c_master_stop(cmd);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "RX from %02X stop failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
@@ -105,25 +113,64 @@ ErrorCode IDFI2CBus::readv(uint8_t address, ReadBuffer *buffers, size_t cnt) {
i2c_cmd_link_delete(cmd);
if (err == ESP_FAIL) {
// transfer not acked
ESP_LOGVV(TAG, "RX from %02X failed: not acked", address);
return ERROR_NOT_ACKNOWLEDGED;
} else if (err == ESP_ERR_TIMEOUT) {
ESP_LOGVV(TAG, "RX from %02X failed: timeout", address);
return ERROR_TIMEOUT;
} else if (err != ESP_OK) {
ESP_LOGVV(TAG, "RX from %02X failed: %s", address, esp_err_to_name(err));
return ERROR_UNKNOWN;
}
#ifdef ESPHOME_LOG_HAS_VERY_VERBOSE
char debug_buf[4];
std::string debug_hex;
for (size_t i = 0; i < cnt; i++) {
const auto &buf = buffers[i];
for (size_t j = 0; j < buf.len; j++) {
snprintf(debug_buf, sizeof(debug_buf), "%02X", buf.data[j]);
debug_hex += debug_buf;
}
}
ESP_LOGVV(TAG, "0x%02X RX %s", address, debug_hex.c_str());
#endif
return ERROR_OK;
}
ErrorCode IDFI2CBus::writev(uint8_t address, WriteBuffer *buffers, size_t cnt) {
if (!initialized_)
// logging is only enabled with vv level, if warnings are shown the caller
// should log them
if (!initialized_) {
ESP_LOGVV(TAG, "i2c bus not initialized!");
return ERROR_NOT_INITIALIZED;
}
#ifdef ESPHOME_LOG_HAS_VERY_VERBOSE
char debug_buf[4];
std::string debug_hex;
for (size_t i = 0; i < cnt; i++) {
const auto &buf = buffers[i];
for (size_t j = 0; j < buf.len; j++) {
snprintf(debug_buf, sizeof(debug_buf), "%02X", buf.data[j]);
debug_hex += debug_buf;
}
}
ESP_LOGVV(TAG, "0x%02X TX %s", address, debug_hex.c_str());
#endif
i2c_cmd_handle_t cmd = i2c_cmd_link_create();
esp_err_t err = i2c_master_start(cmd);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "TX to %02X master start failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
err = i2c_master_write_byte(cmd, (address << 1) | I2C_MASTER_WRITE, true);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "TX to %02X address write failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
@@ -133,12 +180,14 @@ ErrorCode IDFI2CBus::writev(uint8_t address, WriteBuffer *buffers, size_t cnt) {
continue;
err = i2c_master_write(cmd, buf.data, buf.len, true);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "TX to %02X data write failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
}
err = i2c_master_stop(cmd);
if (err != ESP_OK) {
ESP_LOGVV(TAG, "TX to %02X master stop failed: %s", address, esp_err_to_name(err));
i2c_cmd_link_delete(cmd);
return ERROR_UNKNOWN;
}
@@ -146,10 +195,13 @@ ErrorCode IDFI2CBus::writev(uint8_t address, WriteBuffer *buffers, size_t cnt) {
i2c_cmd_link_delete(cmd);
if (err == ESP_FAIL) {
// transfer not acked
ESP_LOGVV(TAG, "TX to %02X failed: not acked", address);
return ERROR_NOT_ACKNOWLEDGED;
} else if (err == ESP_ERR_TIMEOUT) {
ESP_LOGVV(TAG, "TX to %02X failed: timeout", address);
return ERROR_TIMEOUT;
} else if (err != ESP_OK) {
ESP_LOGVV(TAG, "TX to %02X failed: %s", address, esp_err_to_name(err));
return ERROR_UNKNOWN;
}
return ERROR_OK;