diff options
| -rw-r--r-- | drivers/spi/spi-zynqmp-gqspi.c | 45 |
1 files changed, 23 insertions, 22 deletions
diff --git a/drivers/spi/spi-zynqmp-gqspi.c b/drivers/spi/spi-zynqmp-gqspi.c index e17a20125255..b479b9c3d1e6 100644 --- a/drivers/spi/spi-zynqmp-gqspi.c +++ b/drivers/spi/spi-zynqmp-gqspi.c @@ -173,9 +173,10 @@ struct zynqmp_qspi { }; /** - * zynqmp_gqspi_read: For GQSPI controller read operation + * zynqmp_gqspi_read - For GQSPI controller read operation * @xqspi: Pointer to the zynqmp_qspi structure * @offset: Offset from where to read + * Return: Value at the offset */ static u32 zynqmp_gqspi_read(struct zynqmp_qspi *xqspi, u32 offset) { @@ -183,7 +184,7 @@ static u32 zynqmp_gqspi_read(struct zynqmp_qspi *xqspi, u32 offset) } /** - * zynqmp_gqspi_write: For GQSPI controller write operation + * zynqmp_gqspi_write - For GQSPI controller write operation * @xqspi: Pointer to the zynqmp_qspi structure * @offset: Offset where to write * @val: Value to be written @@ -195,7 +196,7 @@ static inline void zynqmp_gqspi_write(struct zynqmp_qspi *xqspi, u32 offset, } /** - * zynqmp_gqspi_selectslave: For selection of slave device + * zynqmp_gqspi_selectslave - For selection of slave device * @instanceptr: Pointer to the zynqmp_qspi structure * @slavecs: For chip select * @slavebus: To check which bus is selected- upper or lower @@ -242,7 +243,7 @@ static void zynqmp_gqspi_selectslave(struct zynqmp_qspi *instanceptr, } /** - * zynqmp_qspi_init_hw: Initialize the hardware + * zynqmp_qspi_init_hw - Initialize the hardware * @xqspi: Pointer to the zynqmp_qspi structure * * The default settings of the QSPI controller's configurable parameters on @@ -330,7 +331,7 @@ static void zynqmp_qspi_init_hw(struct zynqmp_qspi *xqspi) } /** - * zynqmp_qspi_copy_read_data: Copy data to RX buffer + * zynqmp_qspi_copy_read_data - Copy data to RX buffer * @xqspi: Pointer to the zynqmp_qspi structure * @data: The variable where data is stored * @size: Number of bytes to be copied from data to RX buffer @@ -344,7 +345,7 @@ static void zynqmp_qspi_copy_read_data(struct zynqmp_qspi *xqspi, } /** - * zynqmp_prepare_transfer_hardware: Prepares hardware for transfer. + * zynqmp_prepare_transfer_hardware - Prepares hardware for transfer. * @master: Pointer to the spi_master structure which provides * information about the controller. * @@ -361,7 +362,7 @@ static int zynqmp_prepare_transfer_hardware(struct spi_master *master) } /** - * zynqmp_unprepare_transfer_hardware: Relaxes hardware after transfer + * zynqmp_unprepare_transfer_hardware - Relaxes hardware after transfer * @master: Pointer to the spi_master structure which provides * information about the controller. * @@ -378,7 +379,7 @@ static int zynqmp_unprepare_transfer_hardware(struct spi_master *master) } /** - * zynqmp_qspi_chipselect: Select or deselect the chip select line + * zynqmp_qspi_chipselect - Select or deselect the chip select line * @qspi: Pointer to the spi_device structure * @is_high: Select(0) or deselect (1) the chip select line */ @@ -423,7 +424,7 @@ static void zynqmp_qspi_chipselect(struct spi_device *qspi, bool is_high) } /** - * zynqmp_qspi_setup_transfer: Configure QSPI controller for specified + * zynqmp_qspi_setup_transfer - Configure QSPI controller for specified * transfer * @qspi: Pointer to the spi_device structure * @transfer: Pointer to the spi_transfer structure which provides @@ -482,7 +483,7 @@ static int zynqmp_qspi_setup_transfer(struct spi_device *qspi, } /** - * zynqmp_qspi_setup: Configure the QSPI controller + * zynqmp_qspi_setup - Configure the QSPI controller * @qspi: Pointer to the spi_device structure * * Sets the operational mode of QSPI controller for the next QSPI transfer, @@ -498,7 +499,7 @@ static int zynqmp_qspi_setup(struct spi_device *qspi) } /** - * zynqmp_qspi_filltxfifo: Fills the TX FIFO as long as there is room in + * zynqmp_qspi_filltxfifo - Fills the TX FIFO as long as there is room in * the FIFO or the bytes required to be * transmitted. * @xqspi: Pointer to the zynqmp_qspi structure @@ -524,7 +525,7 @@ static void zynqmp_qspi_filltxfifo(struct zynqmp_qspi *xqspi, int size) } /** - * zynqmp_qspi_readrxfifo: Fills the RX FIFO as long as there is room in + * zynqmp_qspi_readrxfifo - Fills the RX FIFO as long as there is room in * the FIFO. * @xqspi: Pointer to the zynqmp_qspi structure * @size: Number of bytes to be copied from RX buffer to RX FIFO @@ -552,7 +553,7 @@ static void zynqmp_qspi_readrxfifo(struct zynqmp_qspi *xqspi, u32 size) } /** - * zynqmp_process_dma_irq: Handler for DMA done interrupt of QSPI + * zynqmp_process_dma_irq - Handler for DMA done interrupt of QSPI * controller * @xqspi: zynqmp_qspi instance pointer * @@ -600,7 +601,7 @@ static void zynqmp_process_dma_irq(struct zynqmp_qspi *xqspi) } /** - * zynqmp_qspi_irq: Interrupt service routine of the QSPI controller + * zynqmp_qspi_irq - Interrupt service routine of the QSPI controller * @irq: IRQ number * @dev_id: Pointer to the xqspi structure * @@ -654,7 +655,7 @@ static irqreturn_t zynqmp_qspi_irq(int irq, void *dev_id) } /** - * zynqmp_qspi_selectspimode: Selects SPI mode - x1 or x2 or x4. + * zynqmp_qspi_selectspimode - Selects SPI mode - x1 or x2 or x4. * @xqspi: xqspi is a pointer to the GQSPI instance * @spimode: spimode - SPI or DUAL or QUAD. * Return: Mask to set desired SPI mode in GENFIFO entry. @@ -682,7 +683,7 @@ static inline u32 zynqmp_qspi_selectspimode(struct zynqmp_qspi *xqspi, } /** - * zynq_qspi_setuprxdma: This function sets up the RX DMA operation + * zynq_qspi_setuprxdma - This function sets up the RX DMA operation * @xqspi: xqspi is a pointer to the GQSPI instance. */ static void zynq_qspi_setuprxdma(struct zynqmp_qspi *xqspi) @@ -732,7 +733,7 @@ static void zynq_qspi_setuprxdma(struct zynqmp_qspi *xqspi) } /** - * zynqmp_qspi_txrxsetup: This function checks the TX/RX buffers in + * zynqmp_qspi_txrxsetup - This function checks the TX/RX buffers in * the transfer and sets up the GENFIFO entries, * TX FIFO as required. * @xqspi: xqspi is a pointer to the GQSPI instance. @@ -783,7 +784,7 @@ static void zynqmp_qspi_txrxsetup(struct zynqmp_qspi *xqspi, } /** - * zynqmp_qspi_start_transfer: Initiates the QSPI transfer + * zynqmp_qspi_start_transfer - Initiates the QSPI transfer * @master: Pointer to the spi_master structure which provides * information about the controller. * @qspi: Pointer to the spi_device structure @@ -891,7 +892,7 @@ static int zynqmp_qspi_start_transfer(struct spi_master *master, } /** - * zynqmp_qspi_suspend: Suspend method for the QSPI driver + * zynqmp_qspi_suspend - Suspend method for the QSPI driver * @dev: Address of the platform_device structure * * This function stops the QSPI driver queue and disables the QSPI controller @@ -910,7 +911,7 @@ static int __maybe_unused zynqmp_qspi_suspend(struct device *dev) } /** - * zynqmp_qspi_resume: Resume method for the QSPI driver + * zynqmp_qspi_resume - Resume method for the QSPI driver * @dev: Address of the platform_device structure * * The function starts the QSPI driver queue and initializes the QSPI @@ -1000,7 +1001,7 @@ static const struct dev_pm_ops zynqmp_qspi_dev_pm_ops = { }; /** - * zynqmp_qspi_probe: Probe method for the QSPI driver + * zynqmp_qspi_probe - Probe method for the QSPI driver * @pdev: Pointer to the platform_device structure * * This function initializes the driver data structures and the hardware. @@ -1112,7 +1113,7 @@ remove_master: } /** - * zynqmp_qspi_remove: Remove method for the QSPI driver + * zynqmp_qspi_remove - Remove method for the QSPI driver * @pdev: Pointer to the platform_device structure * * This function is called if a device is physically removed from the system or |