spi: spi-zynqmp-gqspi: Fix kernel-doc warnings

Fix kernel-doc warnings in ZynqMP qspi driver file.
Signed-off-by: Amit Kumar Mahapatra <amit.kumar-mahapatra@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
Link: https://lore.kernel.org/r/ba5920c57eee06fafa6f9d1df9859e69819ac301.1600931476.git.michal.simek@xilinx.comSigned-off-by: Mark Brown <broonie@kernel.org>

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 @@ static int zynqmp_qspi_probe(struct platform_device *pdev)
 }
 
 /**
- * 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