patch-2.1.132 linux/arch/arm/kernel/dma-vnc.c

• Lines: 52
• Date: Thu Dec 17 09:05:42 1998
• Orig file: v2.1.131/linux/arch/arm/kernel/dma-vnc.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.131/linux/arch/arm/kernel/dma-vnc.c linux/arch/arm/kernel/dma-vnc.c
@@ -0,0 +1,51 @@
+/*
+ * arch/arm/kernel/dma-vnc.c
+ *
+ * Copyright (C) 1998 Russell King
+ */
+#include <linux/sched.h>
+#include <linux/malloc.h>
+#include <linux/mman.h>
+#include <linux/init.h>
+
+#include <asm/page.h>
+#include <asm/pgtable.h>
+#include <asm/dma.h>
+#include <asm/io.h>
+#include <asm/hardware.h>
+
+#include "dma.h"
+#include "dma-isa.h"
+
+int arch_request_dma(dmach_t channel, dma_t *dma, const char *dev_name)
+{
+	if (channel < 8)
+		return isa_request_dma(channel, dma, dev_name);
+	return -EINVAL;
+}
+
+void arch_free_dma(dmach_t channel, dma_t *dma)
+{
+	isa_free_dma(channel, dma);
+}
+
+int arch_get_dma_residue(dmach_t channel, dma_t *dma)
+{
+	return isa_get_dma_residue(channel, dma);
+}
+
+void arch_enable_dma(dmach_t channel, dma_t *dma)
+{
+	isa_enable_dma(channel, dma);
+}
+
+void arch_disable_dma(dmach_t channel, dma_t *dma)
+{
+	isa_disable_dma(channel, dma);
+}
+
+__initfunc(void arch_dma_init(dma_t *dma))
+{
+	/* Nothing to do */
+}
+