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fix(i2c): make write_buffer const in i2c_master_transmit_multi_buffer_info_t

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Fixes https://github.com/espressif/esp-idf/issues/16890
This commit is contained in:
Xiao Xufeng
2025-07-23 00:49:16 +08:00
committed by morris
parent eae2f70381
commit 208fad5616
2 changed files with 2 additions and 2 deletions
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2
components/esp_driver_i2c/i2c_master.c
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@@ -1281,7 +1281,7 @@ esp_err_t i2c_master_transmit(i2c_master_dev_handle_t i2c_dev, const uint8_t *wr
ESP_RETURN_ON_FALSE((write_buffer != NULL) && (write_size > 0), ESP_ERR_INVALID_ARG, TAG, "i2c transmit buffer or size invalid"); ESP_RETURN_ON_FALSE((write_buffer != NULL) && (write_size > 0), ESP_ERR_INVALID_ARG, TAG, "i2c transmit buffer or size invalid");
i2c_master_transmit_multi_buffer_info_t buffer_info[1] = { i2c_master_transmit_multi_buffer_info_t buffer_info[1] = {
{.write_buffer = (uint8_t*)write_buffer, .buffer_size = write_size}, {.write_buffer = write_buffer, .buffer_size = write_size},
}; };
return i2c_master_multi_buffer_transmit(i2c_dev, buffer_info, 1, xfer_timeout_ms); return i2c_master_multi_buffer_transmit(i2c_dev, buffer_info, 1, xfer_timeout_ms);
} }

2
components/esp_driver_i2c/include/driver/i2c_master.h
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@@ -90,7 +90,7 @@ typedef struct {
* @brief I2C master transmit buffer information structure * @brief I2C master transmit buffer information structure
*/ */
typedef struct { typedef struct {
uint8_t *write_buffer; /*!< Pointer to buffer to be written. */ const uint8_t *write_buffer; /*!< Pointer to buffer to be written. */
size_t buffer_size; /*!< Size of data to be written. */ size_t buffer_size; /*!< Size of data to be written. */
} i2c_master_transmit_multi_buffer_info_t; } i2c_master_transmit_multi_buffer_info_t;