sh: Kill off MAX_DMA_ADDRESS leftovers.

We don't support the ISA DMA API, so this is only ever misused. The
dma-sh case inadvertently broke the dreamcast case by testing the wrong
variable for the total number of channels, so this fixes that up too.

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

2 files changed, 8 insertions, 16 deletions

diff --git a/arch/sh/include/asm/dma-sh.h b/arch/sh/include/asm/dma-sh.h
index f3acb8e34c6..9a4875a8963 100644
--- a/arch/sh/include/asm/dma-sh.h
+++ b/arch/sh/include/asm/dma-sh.h
@@ -32,21 +32,21 @@
 #endif
 
 static int dmte_irq_map[] __maybe_unused = {
-#if (MAX_DMA_CHANNELS >= 4)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 4)
     DMTE0_IRQ,
     DMTE0_IRQ + 1,
     DMTE0_IRQ + 2,
     DMTE0_IRQ + 3,
 #endif
-#if (MAX_DMA_CHANNELS >= 6)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 6)
     DMTE4_IRQ,
     DMTE4_IRQ + 1,
 #endif
-#if (MAX_DMA_CHANNELS >= 8)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 8)
     DMTE6_IRQ,
     DMTE6_IRQ + 1,
 #endif
-#if (MAX_DMA_CHANNELS >= 12)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 12)
     DMTE8_IRQ,
     DMTE9_IRQ,
     DMTE10_IRQ,
@@ -62,21 +62,21 @@ static int dmte_irq_map[] __maybe_unused = {
 
 /* DMA base address */
 static u32 dma_base_addr[] __maybe_unused = {
-#if (MAX_DMA_CHANNELS >= 4)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 4)
         SH_DMAC_BASE0 + 0x00,   /* channel 0 */
         SH_DMAC_BASE0 + 0x10,
         SH_DMAC_BASE0 + 0x20,
         SH_DMAC_BASE0 + 0x30,
 #endif
-#if (MAX_DMA_CHANNELS >= 6)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 6)
         SH_DMAC_BASE0 + 0x50,
         SH_DMAC_BASE0 + 0x60,
 #endif
-#if (MAX_DMA_CHANNELS >= 8)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 8)
         SH_DMAC_BASE1 + 0x00,
         SH_DMAC_BASE1 + 0x10,
 #endif
-#if (MAX_DMA_CHANNELS >= 12)
+#if (CONFIG_NR_ONCHIP_DMA_CHANNELS >= 12)
         SH_DMAC_BASE1 + 0x20,
         SH_DMAC_BASE1 + 0x30,
         SH_DMAC_BASE1 + 0x50,
diff --git a/arch/sh/include/asm/dma.h b/arch/sh/include/asm/dma.h
index e6c2871a00e..fb6e4f7b00a 100644
--- a/arch/sh/include/asm/dma.h
+++ b/arch/sh/include/asm/dma.h
@@ -17,14 +17,6 @@
 #include <linux/device.h>
 #include <asm-generic/dma.h>
 
-#ifdef CONFIG_NR_DMA_CHANNELS
-#  define MAX_DMA_CHANNELS      (CONFIG_NR_DMA_CHANNELS)
-#elif defined(CONFIG_NR_ONCHIP_DMA_CHANNELS)
-#  define MAX_DMA_CHANNELS      (CONFIG_NR_ONCHIP_DMA_CHANNELS)
-#else
-#  define MAX_DMA_CHANNELS      0
-#endif
-
 /*
  * Read and write modes can mean drastically different things depending on the
  * channel configuration. Consult your DMAC documentation and module