[PATCH 1/3] sh: mark DMA slave ID 0 as invalid

[Guennadi Liakhovetski]

This makes it possible to leave DMA slave IDs in the platform data
at default 0 value without hitting DMA channel allocation error paths.

Signed-off-by: Guennadi Liakhovetski <g.liakhovet...@gmx.de>
---
 arch/sh/include/cpu-sh4/cpu/sh7722.h |    1 +
 arch/sh/include/cpu-sh4/cpu/sh7724.h |    1 +
 arch/sh/include/cpu-sh4/cpu/sh7757.h |    1 +
 3 files changed, 3 insertions(+), 0 deletions(-)

diff --git a/arch/sh/include/cpu-sh4/cpu/sh7722.h 
b/arch/sh/include/cpu-sh4/cpu/sh7722.h
index 7a5b8a3..bd06227 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7722.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7722.h
@@ -236,6 +236,7 @@ enum {
 };
 
 enum {
+       SHDMA_SLAVE_INVALID,
        SHDMA_SLAVE_SCIF0_TX,
        SHDMA_SLAVE_SCIF0_RX,
        SHDMA_SLAVE_SCIF1_TX,
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7724.h 
b/arch/sh/include/cpu-sh4/cpu/sh7724.h
index 7eb4359..3daef8e 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7724.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7724.h
@@ -285,6 +285,7 @@ enum {
 };
 
 enum {
+       SHDMA_SLAVE_INVALID,
        SHDMA_SLAVE_SCIF0_TX,
        SHDMA_SLAVE_SCIF0_RX,
        SHDMA_SLAVE_SCIF1_TX,
diff --git a/arch/sh/include/cpu-sh4/cpu/sh7757.h 
b/arch/sh/include/cpu-sh4/cpu/sh7757.h
index 05b8196..41f9f8b 100644
--- a/arch/sh/include/cpu-sh4/cpu/sh7757.h
+++ b/arch/sh/include/cpu-sh4/cpu/sh7757.h
@@ -252,6 +252,7 @@ enum {
 };
 
 enum {
+       SHDMA_SLAVE_INVALID,
        SHDMA_SLAVE_SDHI_TX,
        SHDMA_SLAVE_SDHI_RX,
        SHDMA_SLAVE_MMCIF_TX,
-- 
1.7.2.5

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