diff options
Diffstat (limited to 'arch/powerpc/include/asm/dma.h')
| -rw-r--r-- | arch/powerpc/include/asm/dma.h | 10 |
1 files changed, 2 insertions, 8 deletions
diff --git a/arch/powerpc/include/asm/dma.h b/arch/powerpc/include/asm/dma.h index a5c6d83b5f60..d97c66d9ae34 100644 --- a/arch/powerpc/include/asm/dma.h +++ b/arch/powerpc/include/asm/dma.h @@ -1,3 +1,4 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ASM_POWERPC_DMA_H #define _ASM_POWERPC_DMA_H #ifdef __KERNEL__ @@ -150,10 +151,9 @@ #define DMA2_EXT_REG 0x4D6 #ifndef __powerpc64__ - /* in arch/ppc/kernel/setup.c -- Cort */ + /* in arch/powerpc/kernel/setup_32.c -- Cort */ extern unsigned int DMA_MODE_WRITE; extern unsigned int DMA_MODE_READ; - extern unsigned long ISA_DMA_THRESHOLD; #else #define DMA_MODE_READ 0x44 /* I/O to memory, no autoinit, increment, single mode */ #define DMA_MODE_WRITE 0x48 /* memory to I/O, no autoinit, increment, single mode */ @@ -340,11 +340,5 @@ extern int request_dma(unsigned int dmanr, const char *device_id); /* release it again */ extern void free_dma(unsigned int dmanr); -#ifdef CONFIG_PCI -extern int isa_dma_bridge_buggy; -#else -#define isa_dma_bridge_buggy (0) -#endif - #endif /* __KERNEL__ */ #endif /* _ASM_POWERPC_DMA_H */ |