sh: mark DMA slave ID 0 as invalid

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.liakhovetski@gmx.de>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>

diff --git a/arch/sh/include/cpu-sh4/cpu/sh7722.h b/arch/sh/include/cpu-sh4/cpu/sh7722.h
index 7a5b8a331b4aa55f6d7141486fd6153491c4a4a6..bd0622788d64a83ccb7f57799cb16c3143360cc9 100644 (file)
--- 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 7eb435999426e1979a5127942a4686114626e724..3daef8ecbc635eaf47fe7eb6e63dd092d9125c11 100644 (file)
--- 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 05b8196c77539a647650311d9006a2d3e04b7c9e..41f9f8b9db735164fb9755d874f10576229968a5 100644 (file)
--- 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,