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| author | Linus Walleij <linus.walleij@linaro.org> | 2011-04-19 08:31:32 +0800 |
|---|---|---|
| committer | Vinod Koul <vinod.koul@intel.com> | 2011-05-13 19:40:15 +0530 |
| commit | a7c57cf7d4327c41510f8cbf45b1b970e02c34f8 (patch) | |
| tree | 2f1b7ae4940d9540d966f8a287a7337d14cb7c76 /drivers/dma/dw_dmac_regs.h | |
| parent | 69cea5a00d3135677939fce1fefe54ed522055a0 (diff) | |
| download | op-kernel-dev-a7c57cf7d4327c41510f8cbf45b1b970e02c34f8.zip op-kernel-dev-a7c57cf7d4327c41510f8cbf45b1b970e02c34f8.tar.gz | |
dmaengine/dw_dmac: implement pause and resume in dwc_control
Some peripherals like amba-pl011 needs pause to be implemented in DMA controller
drivers. This also returns correct status from dwc_tx_status() in case chan is
paused.
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@st.com>
Signed-off-by: Vinod Koul <vinod.koul@intel.com>
Diffstat (limited to 'drivers/dma/dw_dmac_regs.h')
| -rw-r--r-- | drivers/dma/dw_dmac_regs.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma/dw_dmac_regs.h b/drivers/dma/dw_dmac_regs.h index 720f821..c968597 100644 --- a/drivers/dma/dw_dmac_regs.h +++ b/drivers/dma/dw_dmac_regs.h @@ -138,6 +138,7 @@ struct dw_dma_chan { void __iomem *ch_regs; u8 mask; u8 priority; + bool paused; spinlock_t lock; |
