Edit File: pch_dma.h
/* * Copyright (c) 2010 Intel Corporation * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */ #ifndef PCH_DMA_H #define PCH_DMA_H #include <linux/dmaengine.h> enum pch_dma_width { PCH_DMA_WIDTH_1_BYTE, PCH_DMA_WIDTH_2_BYTES, PCH_DMA_WIDTH_4_BYTES, }; struct pch_dma_slave { struct device *dma_dev; unsigned int chan_id; dma_addr_t tx_reg; dma_addr_t rx_reg; enum pch_dma_width width; }; #endif