Hi David, kernel test robot noticed the following build warnings: [auto build test WARNING on 6f9da18171889fae105e1413a825c53fa5aab40c] url: https://github.com/intel-lab-lkp/linux/commits/David-Lechner/dt-bindings-spi-axi-spi-engine-convert-to-yaml/20231118-041730 base: 6f9da18171889fae105e1413a825c53fa5aab40c patch link: https://lore.kernel.org/r/20231117-axi-spi-engine-series-1-v1-9-cc59db999b87%40baylibre.com patch subject: [PATCH 09/14] spi: axi-spi-engine: move msg state to new struct config: alpha-randconfig-r081-20231118 (https://download.01.org/0day-ci/archive/20231118/202311181130.WXViTdUs-lkp@xxxxxxxxx/config) compiler: alpha-linux-gcc (GCC) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231118/202311181130.WXViTdUs-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202311181130.WXViTdUs-lkp@xxxxxxxxx/ All warnings (new ones prefixed by >>): >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'p' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'cmd_length' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'cmd_buf' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'tx_xfer' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'tx_length' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'tx_buf' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'rx_xfer' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'rx_length' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'rx_buf' not described in 'spi_engine_message_state' >> drivers/spi/spi-axi-spi-engine.c:106: warning: Function parameter or member 'sync_id' not described in 'spi_engine_message_state' vim +106 drivers/spi/spi-axi-spi-engine.c 81 82 /** 83 * struct spi_engine_message_state - SPI engine per-message state 84 */ 85 struct spi_engine_message_state { 86 /** Instructions for executing this message. */ 87 struct spi_engine_program *p; 88 /** Number of elements in cmd_buf array. */ 89 unsigned cmd_length; 90 /** Array of commands not yet written to CMD FIFO. */ 91 const uint16_t *cmd_buf; 92 /** Next xfer with tx_buf not yet fully written to TX FIFO. */ 93 struct spi_transfer *tx_xfer; 94 /** Size of tx_buf in bytes. */ 95 unsigned int tx_length; 96 /** Bytes not yet written to TX FIFO. */ 97 const uint8_t *tx_buf; 98 /** Next xfer with rx_buf not yet fully written to RX FIFO. */ 99 struct spi_transfer *rx_xfer; 100 /** Size of tx_buf in bytes. */ 101 unsigned int rx_length; 102 /** Bytes not yet written to the RX FIFO. */ 103 uint8_t *rx_buf; 104 /** ID to correlate SYNC interrupts with this message. */ 105 u8 sync_id; > 106 }; 107 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki