@@ -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