/* SPDX-License-Identifier: GPL-2.0-only */ /* * arch/arm/include/asm/hardware/memc.h * * Copyright (C) Russell King. */ #define VDMA_ALIGNMENT PAGE_SIZE #define VDMA_XFERSIZE 16 #define VDMA_INIT 0 #define VDMA_START 1 #define VDMA_END 2 #ifndef __ASSEMBLY__ extern void memc_write(unsigned int reg, unsigned long val); #define video_set_dma(start,end,offset) \ do { \ memc_write (VDMA_START, (start >> 2)); \ memc_write (VDMA_END, (end - VDMA_XFERSIZE) >> 2); \ memc_write (VDMA_INIT, (offset >> 2)); \ } while (0) #endif