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- /*
- * Copyright(c) 2004 - 2006 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * 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., 59
- * Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- *
- * The full GNU General Public License is included in this distribution in the
- * file called COPYING.
- */
- #ifndef IOATDMA_IO_H
- #define IOATDMA_IO_H
- #include <asm/io.h>
- /*
- * device and per-channel MMIO register read and write functions
- * this is a lot of anoying inline functions, but it's typesafe
- */
- static inline u8 ioatdma_read8(struct ioat_device *device,
- unsigned int offset)
- {
- return readb(device->reg_base + offset);
- }
- static inline u16 ioatdma_read16(struct ioat_device *device,
- unsigned int offset)
- {
- return readw(device->reg_base + offset);
- }
- static inline u32 ioatdma_read32(struct ioat_device *device,
- unsigned int offset)
- {
- return readl(device->reg_base + offset);
- }
- static inline void ioatdma_write8(struct ioat_device *device,
- unsigned int offset, u8 value)
- {
- writeb(value, device->reg_base + offset);
- }
- static inline void ioatdma_write16(struct ioat_device *device,
- unsigned int offset, u16 value)
- {
- writew(value, device->reg_base + offset);
- }
- static inline void ioatdma_write32(struct ioat_device *device,
- unsigned int offset, u32 value)
- {
- writel(value, device->reg_base + offset);
- }
- static inline u8 ioatdma_chan_read8(struct ioat_dma_chan *chan,
- unsigned int offset)
- {
- return readb(chan->reg_base + offset);
- }
- static inline u16 ioatdma_chan_read16(struct ioat_dma_chan *chan,
- unsigned int offset)
- {
- return readw(chan->reg_base + offset);
- }
- static inline u32 ioatdma_chan_read32(struct ioat_dma_chan *chan,
- unsigned int offset)
- {
- return readl(chan->reg_base + offset);
- }
- static inline void ioatdma_chan_write8(struct ioat_dma_chan *chan,
- unsigned int offset, u8 value)
- {
- writeb(value, chan->reg_base + offset);
- }
- static inline void ioatdma_chan_write16(struct ioat_dma_chan *chan,
- unsigned int offset, u16 value)
- {
- writew(value, chan->reg_base + offset);
- }
- static inline void ioatdma_chan_write32(struct ioat_dma_chan *chan,
- unsigned int offset, u32 value)
- {
- writel(value, chan->reg_base + offset);
- }
- #if (BITS_PER_LONG == 64)
- static inline u64 ioatdma_chan_read64(struct ioat_dma_chan *chan,
- unsigned int offset)
- {
- return readq(chan->reg_base + offset);
- }
- static inline void ioatdma_chan_write64(struct ioat_dma_chan *chan,
- unsigned int offset, u64 value)
- {
- writeq(value, chan->reg_base + offset);
- }
- #endif
- #endif /* IOATDMA_IO_H */
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