dmaengine: add TODO items for future work on dma drivers

Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Signed-off-by: Dan Williams <dan.j.williams@intel.com>

diff --git a/drivers/dma/TODO b/drivers/dma/TODO
new file mode 100644 (file)
index 0000000..a4af858
--- /dev/null
+++ b/drivers/dma/TODO
@@ -0,0 +1,14 @@
+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
+       - dw_dmac
+       - intel_mid_dma
+       - ste_dma40
+4. Check other subsystems for dma drivers and merge/move to dmaengine
+5. Remove dma_slave_config's dma direction.