This patchset removes the direction usage from struct dma_slave_config, and add one new field to save the direction. It also fixes some issues for link-list transfer. Moreover this patchset adds new 2-stage transfer support for our DMA. Baolin Wang (1): dmaengine: sprd: Remove direction usage from struct dma_slave_config Eric Long (6): dmaengine: sprd: Get transfer residue depending on the transfer direction dmaengine: sprd: Fix the last link-list configuration dmaengine: sprd: Set cur_desc as NULL when free or terminate one dma channel dmaengine: sprd: Support DMA link-list cyclic callback dmaengine: sprd: Support DMA 2-stage transfer mode dmaengine: sprd: Add me as one of the module authors drivers/dma/sprd-dma.c | 152 +++++++++++++++++++++++++++++++++++++----- include/linux/dma/sprd-dma.h | 62 ++++++++++++++++- 2 files changed, 194 insertions(+), 20 deletions(-) -- 1.7.9.5