summaryrefslogtreecommitdiff
path: root/arch
diff options
context:
space:
mode:
Diffstat (limited to 'arch')
-rw-r--r--arch/arc/include/asm/dma-mapping.h1
-rw-r--r--arch/arm/include/asm/dma-mapping.h29
-rw-r--r--arch/m68k/include/asm/dma-mapping.h1
-rw-r--r--arch/microblaze/include/asm/dma-mapping.h1
-rw-r--r--arch/mips/include/asm/dma-mapping.h1
-rw-r--r--arch/nds32/include/asm/dma-mapping.h27
-rw-r--r--arch/powerpc/include/asm/dma-mapping.h1
-rw-r--r--arch/riscv/include/asm/dma-mapping.h29
-rw-r--r--arch/sandbox/include/asm/dma-mapping.h1
-rw-r--r--arch/sh/include/asm/dma-mapping.h1
-rw-r--r--arch/x86/include/asm/dma-mapping.h29
-rw-r--r--arch/xtensa/include/asm/dma-mapping.h1
12 files changed, 12 insertions, 110 deletions
diff --git a/arch/arc/include/asm/dma-mapping.h b/arch/arc/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/arc/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
diff --git a/arch/arm/include/asm/dma-mapping.h b/arch/arm/include/asm/dma-mapping.h
index d20703739f..8bb3fa2e0e 100644
--- a/arch/arm/include/asm/dma-mapping.h
+++ b/arch/arm/include/asm/dma-mapping.h
@@ -11,10 +11,9 @@
#include <asm/cache.h>
#include <cpu_func.h>
#include <linux/dma-direction.h>
+#include <linux/types.h>
#include <malloc.h>
-#define dma_mapping_error(x, y) 0
-
static inline void *dma_alloc_coherent(size_t len, unsigned long *handle)
{
*handle = (unsigned long)memalign(ARCH_DMA_MINALIGN, ROUND(len, ARCH_DMA_MINALIGN));
@@ -26,30 +25,4 @@ static inline void dma_free_coherent(void *addr)
free(addr);
}
-static inline unsigned long dma_map_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir == DMA_FROM_DEVICE)
- invalidate_dcache_range(addr, addr + len);
- else
- flush_dcache_range(addr, addr + len);
-
- return addr;
-}
-
-static inline void dma_unmap_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir != DMA_TO_DEVICE)
- invalidate_dcache_range(addr, addr + len);
-}
-
#endif /* __ASM_ARM_DMA_MAPPING_H */
diff --git a/arch/m68k/include/asm/dma-mapping.h b/arch/m68k/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/m68k/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
diff --git a/arch/microblaze/include/asm/dma-mapping.h b/arch/microblaze/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/microblaze/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
diff --git a/arch/nds32/include/asm/dma-mapping.h b/arch/nds32/include/asm/dma-mapping.h
index c8876ceadd..f8668f1fe5 100644
--- a/arch/nds32/include/asm/dma-mapping.h
+++ b/arch/nds32/include/asm/dma-mapping.h
@@ -10,6 +10,7 @@
#include <asm/cache.h>
#include <cpu_func.h>
#include <linux/dma-direction.h>
+#include <linux/types.h>
#include <malloc.h>
static void *dma_alloc_coherent(size_t len, unsigned long *handle)
@@ -18,30 +19,4 @@ static void *dma_alloc_coherent(size_t len, unsigned long *handle)
return (void *)*handle;
}
-static inline unsigned long dma_map_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir == DMA_FROM_DEVICE)
- invalidate_dcache_range(addr, addr + len);
- else
- flush_dcache_range(addr, addr + len);
-
- return addr;
-}
-
-static inline void dma_unmap_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir != DMA_TO_DEVICE)
- invalidate_dcache_range(addr, addr + len);
-}
-
#endif /* __ASM_NDS_DMA_MAPPING_H */
diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
diff --git a/arch/riscv/include/asm/dma-mapping.h b/arch/riscv/include/asm/dma-mapping.h
index 6cc3946959..6ecadab41c 100644
--- a/arch/riscv/include/asm/dma-mapping.h
+++ b/arch/riscv/include/asm/dma-mapping.h
@@ -10,13 +10,12 @@
#define __ASM_RISCV_DMA_MAPPING_H
#include <common.h>
+#include <linux/types.h>
#include <asm/cache.h>
#include <cpu_func.h>
#include <linux/dma-direction.h>
#include <malloc.h>
-#define dma_mapping_error(x, y) 0
-
static inline void *dma_alloc_coherent(size_t len, unsigned long *handle)
{
*handle = (unsigned long)memalign(ARCH_DMA_MINALIGN, len);
@@ -28,30 +27,4 @@ static inline void dma_free_coherent(void *addr)
free(addr);
}
-static inline unsigned long dma_map_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir == DMA_FROM_DEVICE)
- invalidate_dcache_range(addr, addr + len);
- else
- flush_dcache_range(addr, addr + len);
-
- return addr;
-}
-
-static inline void dma_unmap_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir != DMA_TO_DEVICE)
- invalidate_dcache_range(addr, addr + len);
-}
-
#endif /* __ASM_RISCV_DMA_MAPPING_H */
diff --git a/arch/sandbox/include/asm/dma-mapping.h b/arch/sandbox/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/sandbox/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
diff --git a/arch/sh/include/asm/dma-mapping.h b/arch/sh/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/sh/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h
index 900b99b8a6..8be1003e6b 100644
--- a/arch/x86/include/asm/dma-mapping.h
+++ b/arch/x86/include/asm/dma-mapping.h
@@ -11,10 +11,9 @@
#include <asm/cache.h>
#include <cpu_func.h>
#include <linux/dma-direction.h>
+#include <linux/types.h>
#include <malloc.h>
-#define dma_mapping_error(x, y) 0
-
static inline void *dma_alloc_coherent(size_t len, unsigned long *handle)
{
*handle = (unsigned long)memalign(ARCH_DMA_MINALIGN, len);
@@ -26,30 +25,4 @@ static inline void dma_free_coherent(void *addr)
free(addr);
}
-static inline unsigned long dma_map_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir == DMA_FROM_DEVICE)
- invalidate_dcache_range(addr, addr + len);
- else
- flush_dcache_range(addr, addr + len);
-
- return addr;
-}
-
-static inline void dma_unmap_single(volatile void *vaddr, size_t len,
- enum dma_data_direction dir)
-{
- unsigned long addr = (unsigned long)vaddr;
-
- len = ALIGN(len, ARCH_DMA_MINALIGN);
-
- if (dir != DMA_TO_DEVICE)
- invalidate_dcache_range(addr, addr + len);
-}
-
#endif /* __ASM_X86_DMA_MAPPING_H */
diff --git a/arch/xtensa/include/asm/dma-mapping.h b/arch/xtensa/include/asm/dma-mapping.h
new file mode 100644
index 0000000000..853b0877b3
--- /dev/null
+++ b/arch/xtensa/include/asm/dma-mapping.h
@@ -0,0 +1 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
generated by cgit (git 2.34.1) at 2024-12-23 18:13:19 +0000