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rt_device_write/read return data type as rt_ssize_t

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rt_ssize_t can give negative error code, which follows the unix style correctly
This commit is contained in:
Meco Man
2023-02-07 21:43:57 -05:00
committed by Man, Jianting (Meco)
parent 890c1c9264
commit f58d3c5200
308 changed files with 671 additions and 685 deletions
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components/drivers/include/drivers/audio.h
+1 -1
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@@ -105,7 +105,7 @@ struct rt_audio_ops
rt_err_t (*init)(struct rt_audio_device *audio);
rt_err_t (*start)(struct rt_audio_device *audio, int stream);
rt_err_t (*stop)(struct rt_audio_device *audio, int stream);
rt_size_t (*transmit)(struct rt_audio_device *audio, const void *writeBuf, void *readBuf, rt_size_t size);
rt_ssize_t (*transmit)(struct rt_audio_device *audio, const void *writeBuf, void *readBuf, rt_size_t size);
/* get page size of codec or private buffer's info */
void (*buffer_info)(struct rt_audio_device *audio, struct rt_audio_buf_info *info);
};
components/drivers/include/drivers/i2c.h
+2 -2
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@@ -38,10 +38,10 @@ struct rt_i2c_bus_device;
struct rt_i2c_bus_device_ops
{
rt_size_t (*master_xfer)(struct rt_i2c_bus_device *bus,
rt_ssize_t (*master_xfer)(struct rt_i2c_bus_device *bus,
struct rt_i2c_msg msgs[],
rt_uint32_t num);
rt_size_t (*slave_xfer)(struct rt_i2c_bus_device *bus,
rt_ssize_t (*slave_xfer)(struct rt_i2c_bus_device *bus,
struct rt_i2c_msg msgs[],
rt_uint32_t num);
rt_err_t (*i2c_bus_control)(struct rt_i2c_bus_device *bus,
components/drivers/include/drivers/serial.h
+1 -1
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@@ -167,7 +167,7 @@ struct rt_uart_ops
int (*putc)(struct rt_serial_device *serial, char c);
int (*getc)(struct rt_serial_device *serial);
rt_size_t (*dma_transmit)(struct rt_serial_device *serial, rt_uint8_t *buf, rt_size_t size, int direction);
rt_ssize_t (*dma_transmit)(struct rt_serial_device *serial, rt_uint8_t *buf, rt_size_t size, int direction);
};
void rt_hw_serial_isr(struct rt_serial_device *serial, int event);