From: Anand Gadiyar <[EMAIL PROTECTED]>
Bug in existing code causes synchro control to be set +32 if request
line greater than 63 is used.
Reported by Wenbiao Wang
Signed-off-by: Anand Gadiyar <[EMAIL PROTECTED]>
---
Patch generated against OMAPZOOM tree. Will apply against
linux-omap as well with an offset of 8 lines.
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index 562089e..b38a362 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -287,10 +287,7 @@ void omap_set_dma_transfer_params(int lch, int data_type,
int elem_count,
val = dma_read(CCR(lch));
val &= ~(3 << 19);
- if (dma_trigger > 63)
- val |= 1 << 20;
- if (dma_trigger > 31)
- val |= 1 << 19;
+ val |= ((dma_trigger & ~(0x1f)) << 14);
val &= ~(0x1f);
val |= (dma_trigger & 0x1f);--
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