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authorViresh Kumar <viresh.kumar@st.com>2012-02-01 16:12:28 +0530
committerVinod Koul <vinod.koul@linux.intel.com>2012-02-22 18:15:39 +0530
commita1c46016794fdd83b7993303915ec7f4a06682b7 (patch)
tree92b11c6c5e156025eacdc11110e4d8f15f3c8b13 /drivers/dma/dw_dmac_regs.h
parente2b35f3dbfc080f15b72834d08f04f0269dbe9be (diff)
dmaengine/dw_dmac: Remove unused fields in struct dw_dma_slave
Signed-off-by: Viresh Kumar <viresh.kumar@st.com> Signed-off-by: Vinod Koul <vinod.koul@linux.intel.com>
Diffstat (limited to 'drivers/dma/dw_dmac_regs.h')
-rw-r--r--drivers/dma/dw_dmac_regs.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/dma/dw_dmac_regs.h b/drivers/dma/dw_dmac_regs.h
index 2005d301803d..eec0481a12f7 100644
--- a/drivers/dma/dw_dmac_regs.h
+++ b/drivers/dma/dw_dmac_regs.h
@@ -13,6 +13,18 @@
#define DW_DMA_MAX_NR_CHANNELS 8
+/* flow controller */
+enum dw_dma_fc {
+ DW_DMA_FC_D_M2M,
+ DW_DMA_FC_D_M2P,
+ DW_DMA_FC_D_P2M,
+ DW_DMA_FC_D_P2P,
+ DW_DMA_FC_P_P2M,
+ DW_DMA_FC_SP_P2P,
+ DW_DMA_FC_P_M2P,
+ DW_DMA_FC_DP_P2P,
+};
+
/*
* Redefine this macro to handle differences between 32- and 64-bit
* addressing, big vs. little endian, etc.