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spi/pl022: minor kerneldoc updates

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Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Grant Likely <grant.likely@secretlab.ca>
This commit is contained in:
Linus Walleij
2011-02-08 13:03:55 +01:00
committed by Grant Likely
parent d63636d347
commit 12e8b325f2
1 changed files with 16 additions and 9 deletions
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25
drivers/spi/amba-pl022.c
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@@ -329,15 +329,16 @@ struct vendor_data {
/** /**
* struct pl022 - This is the private SSP driver data structure * struct pl022 - This is the private SSP driver data structure
* @adev: AMBA device model hookup * @adev: AMBA device model hookup
* @vendor: Vendor data for the IP block * @vendor: vendor data for the IP block
* @phybase: The physical memory where the SSP device resides * @phybase: the physical memory where the SSP device resides
* @virtbase: The virtual memory where the SSP is mapped * @virtbase: the virtual memory where the SSP is mapped
* @clk: outgoing clock "SPICLK" for the SPI bus
* @master: SPI framework hookup * @master: SPI framework hookup
* @master_info: controller-specific data from machine setup * @master_info: controller-specific data from machine setup
* @regs: SSP controller register's virtual address
* @pump_messages: Work struct for scheduling work to the workqueue
* @lock: spinlock to syncronise access to driver data
* @workqueue: a workqueue on which any spi_message request is queued * @workqueue: a workqueue on which any spi_message request is queued
* @pump_messages: work struct for scheduling work to the workqueue
* @queue_lock: spinlock to syncronise access to message queue
* @queue: message queue
* @busy: workqueue is busy * @busy: workqueue is busy
* @running: workqueue is running * @running: workqueue is running
* @pump_transfers: Tasklet used in Interrupt Transfer mode * @pump_transfers: Tasklet used in Interrupt Transfer mode
@@ -348,8 +349,14 @@ struct vendor_data {
* @tx_end: end position in TX buffer to be read * @tx_end: end position in TX buffer to be read
* @rx: current position in RX buffer to be written * @rx: current position in RX buffer to be written
* @rx_end: end position in RX buffer to be written * @rx_end: end position in RX buffer to be written
* @readingtype: the type of read currently going on * @read: the type of read currently going on
* @writingtype: the type or write currently going on * @write: the type of write currently going on
* @exp_fifo_level: expected FIFO level
* @dma_rx_channel: optional channel for RX DMA
* @dma_tx_channel: optional channel for TX DMA
* @sgt_rx: scattertable for the RX transfer
* @sgt_tx: scattertable for the TX transfer
* @dummypage: a dummy page used for driving data on the bus with DMA
*/ */
struct pl022 { struct pl022 {
struct amba_device *adev; struct amba_device *adev;
@@ -397,8 +404,8 @@ struct pl022 {
* @cpsr: Value of Clock prescale register * @cpsr: Value of Clock prescale register
* @n_bytes: how many bytes(power of 2) reqd for a given data width of client * @n_bytes: how many bytes(power of 2) reqd for a given data width of client
* @enable_dma: Whether to enable DMA or not * @enable_dma: Whether to enable DMA or not
* @write: function ptr to be used to write when doing xfer for this chip
* @read: function ptr to be used to read when doing xfer for this chip * @read: function ptr to be used to read when doing xfer for this chip
* @write: function ptr to be used to write when doing xfer for this chip
* @cs_control: chip select callback provided by chip * @cs_control: chip select callback provided by chip
* @xfer_type: polling/interrupt/DMA * @xfer_type: polling/interrupt/DMA
* *