| /* |
| * 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 |