diff options
Diffstat (limited to 'include/linux/dmaengine.h')
| -rw-r--r-- | include/linux/dmaengine.h | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h index 6fd9390ccf91..c5c92d59e531 100644 --- a/include/linux/dmaengine.h +++ b/include/linux/dmaengine.h | |||
| @@ -257,7 +257,7 @@ struct dma_chan_percpu { | |||
| 257 | * @dev: class device for sysfs | 257 | * @dev: class device for sysfs |
| 258 | * @device_node: used to add this to the device chan list | 258 | * @device_node: used to add this to the device chan list |
| 259 | * @local: per-cpu pointer to a struct dma_chan_percpu | 259 | * @local: per-cpu pointer to a struct dma_chan_percpu |
| 260 | * @client-count: how many clients are using this channel | 260 | * @client_count: how many clients are using this channel |
| 261 | * @table_count: number of appearances in the mem-to-mem allocation table | 261 | * @table_count: number of appearances in the mem-to-mem allocation table |
| 262 | * @private: private data for certain client-channel associations | 262 | * @private: private data for certain client-channel associations |
| 263 | */ | 263 | */ |
| @@ -279,10 +279,10 @@ struct dma_chan { | |||
| 279 | 279 | ||
| 280 | /** | 280 | /** |
| 281 | * struct dma_chan_dev - relate sysfs device node to backing channel device | 281 | * struct dma_chan_dev - relate sysfs device node to backing channel device |
| 282 | * @chan - driver channel device | 282 | * @chan: driver channel device |
| 283 | * @device - sysfs device | 283 | * @device: sysfs device |
| 284 | * @dev_id - parent dma_device dev_id | 284 | * @dev_id: parent dma_device dev_id |
| 285 | * @idr_ref - reference count to gate release of dma_device dev_id | 285 | * @idr_ref: reference count to gate release of dma_device dev_id |
| 286 | */ | 286 | */ |
| 287 | struct dma_chan_dev { | 287 | struct dma_chan_dev { |
| 288 | struct dma_chan *chan; | 288 | struct dma_chan *chan; |
| @@ -306,9 +306,8 @@ enum dma_slave_buswidth { | |||
| 306 | /** | 306 | /** |
| 307 | * struct dma_slave_config - dma slave channel runtime config | 307 | * struct dma_slave_config - dma slave channel runtime config |
| 308 | * @direction: whether the data shall go in or out on this slave | 308 | * @direction: whether the data shall go in or out on this slave |
| 309 | * channel, right now. DMA_TO_DEVICE and DMA_FROM_DEVICE are | 309 | * channel, right now. DMA_MEM_TO_DEV and DMA_DEV_TO_MEM are |
| 310 | * legal values, DMA_BIDIRECTIONAL is not acceptable since we | 310 | * legal values. |
| 311 | * need to differentiate source and target addresses. | ||
| 312 | * @src_addr: this is the physical address where DMA slave data | 311 | * @src_addr: this is the physical address where DMA slave data |
| 313 | * should be read (RX), if the source is memory this argument is | 312 | * should be read (RX), if the source is memory this argument is |
| 314 | * ignored. | 313 | * ignored. |
