diff options
Diffstat (limited to 'arch/unicore32/include/mach/dma.h')
-rw-r--r-- | arch/unicore32/include/mach/dma.h | 45 |
1 files changed, 0 insertions, 45 deletions
diff --git a/arch/unicore32/include/mach/dma.h b/arch/unicore32/include/mach/dma.h deleted file mode 100644 index 271001cd13c4..000000000000 --- a/arch/unicore32/include/mach/dma.h +++ /dev/null @@ -1,45 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ -/* - * linux/arch/unicore32/include/mach/dma.h - * - * Code specific to PKUnity SoC and UniCore ISA - * - * Copyright (C) 2001-2010 GUAN Xue-tao - */ -#ifndef __MACH_PUV3_DMA_H__ -#define __MACH_PUV3_DMA_H__ - -/* - * The PKUnity has six internal DMA channels. - */ -#define MAX_DMA_CHANNELS 6 - -typedef enum { - DMA_PRIO_HIGH = 0, - DMA_PRIO_MEDIUM = 1, - DMA_PRIO_LOW = 2 -} puv3_dma_prio; - -/* - * DMA registration - */ - -extern int puv3_request_dma(char *name, - puv3_dma_prio prio, - void (*irq_handler)(int, void *), - void (*err_handler)(int, void *), - void *data); - -extern void puv3_free_dma(int dma_ch); - -static inline void puv3_stop_dma(int ch) -{ - writel(readl(DMAC_CONFIG(ch)) & ~DMAC_CONFIG_EN, DMAC_CONFIG(ch)); -} - -static inline void puv3_resume_dma(int ch) -{ - writel(readl(DMAC_CONFIG(ch)) | DMAC_CONFIG_EN, DMAC_CONFIG(ch)); -} - -#endif /* __MACH_PUV3_DMA_H__ */ |