[RESEND PATCH 0/7] Add some fixes and new feature for SPRD DMA

[Baolin Wang]

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(-)

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1.7.9.5