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| author | Guennadi Liakhovetski <g.liakhovetski@gmx.de> | 2012-07-30 21:28:27 +0200 |
|---|---|---|
| committer | Paul Mundt <lethal@linux-sh.org> | 2012-08-01 13:48:52 +0900 |
| commit | 4f46f8ac80416b0e8fd3aba6a0d842205fb29140 (patch) | |
| tree | 1913a661d292e74ea13e2e1af38b21ef6e5fb1bc /include | |
| parent | ac694dbdbc403c00e2c14d10bc7b8412cc378259 (diff) | |
| download | linux-3.10-4f46f8ac80416b0e8fd3aba6a0d842205fb29140.tar.gz linux-3.10-4f46f8ac80416b0e8fd3aba6a0d842205fb29140.tar.bz2 linux-3.10-4f46f8ac80416b0e8fd3aba6a0d842205fb29140.zip | |
dmaengine: shdma: restore partial transfer calculation
The recent shdma driver split has mistakenly removed support for partial
DMA transfer size calculation on forced termination. This patch restores
it.
Signed-off-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
Acked-by: Vinod Koul <vinod.koul@linux.intel.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/shdma-base.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/shdma-base.h b/include/linux/shdma-base.h index 93f9821554b..a3728bf66f0 100644 --- a/include/linux/shdma-base.h +++ b/include/linux/shdma-base.h @@ -50,6 +50,7 @@ struct shdma_desc { struct list_head node; struct dma_async_tx_descriptor async_tx; enum dma_transfer_direction direction; + size_t partial; dma_cookie_t cookie; int chunks; int mark; @@ -98,6 +99,7 @@ struct shdma_ops { void (*start_xfer)(struct shdma_chan *, struct shdma_desc *); struct shdma_desc *(*embedded_desc)(void *, int); bool (*chan_irq)(struct shdma_chan *, int); + size_t (*get_partial)(struct shdma_chan *, struct shdma_desc *); }; struct shdma_dev { |