41 static rt_size_t fm24clxx_read(rt_device_t dev, rt_off_t pos, void *buffer, rt_size_t size)  in fm24clxx_read()  argument
55     if(pos > cfg->size)  in fm24clxx_read()
60     if(pos + size > cfg->size)  in fm24clxx_read()
62          size = cfg->size - pos;  in fm24clxx_read()
75     msg[1].len      = size;  in fm24clxx_read()
78     return (ret == 2) ? size : 0;  in fm24clxx_read()
81 static rt_size_t fm24clxx_write(rt_device_t dev, rt_off_t pos, const void *buffer, rt_size_t size)  in fm24clxx_write()  argument
95     if(pos > cfg->size)  in fm24clxx_write()
100     if(pos + size > cfg->size)  in fm24clxx_write()
102          size = cfg->size - pos;  in fm24clxx_write()
115     msg[1].len      = size;  in fm24clxx_write()
118     return (ret == 2) ? size : 0;  in fm24clxx_write()