mirror of
https://github.com/edk2-porting/linux-next.git
synced 2024-12-21 11:44:01 +08:00
dd8ecfcac6
Accordingly to discussion [1] and followed up documentation the DMA controller driver shouldn't start any DMA operations when dmaengine_submit() is called. This patch fixes the workflow in dw_dmac driver to follow the documentation. [1] http://www.spinics.net/lists/arm-kernel/msg125987.html Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Vinod Koul <vinod.koul@intel.com>
13 lines
357 B
Plaintext
13 lines
357 B
Plaintext
TODO for slave dma
|
|
|
|
1. Move remaining drivers to use new slave interface
|
|
2. Remove old slave pointer machansim
|
|
3. Make issue_pending to start the transaction in below drivers
|
|
- mpc512x_dma
|
|
- imx-dma
|
|
- imx-sdma
|
|
- mxs-dma.c
|
|
- intel_mid_dma
|
|
4. Check other subsystems for dma drivers and merge/move to dmaengine
|
|
5. Remove dma_slave_config's dma direction.
|