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/*
* Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
* Copyright 2001-2003 S3 Graphics, Inc. All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sub license,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the
* next paragraph) shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
* VIA, S3 GRAPHICS, AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*/
#ifndef _VIA_DRV_H_
#define _VIA_DRV_H_
#include "via_drm.h"
typedef struct drm_via_ring_buffer {
drm_map_t map;
char * virtual_start;
} drm_via_ring_buffer_t;
typedef struct drm_via_private {
drm_via_sarea_t *sarea_priv;
drm_map_t *sarea;
drm_map_t *fb;
drm_map_t *mmio;
unsigned long agpAddr;
wait_queue_head_t decoder_queue[VIA_NR_XVMC_LOCKS];
char * dma_ptr;
unsigned int dma_low;
unsigned int dma_high;
unsigned int dma_offset;
uint32_t * last_pause_ptr;
volatile uint32_t * hw_addr_ptr;
drm_via_ring_buffer_t ring;
char pci_buf[VIA_PREALLOCATED_PCI_SIZE];
} drm_via_private_t;
/* VIA MMIO register access */
#define VIA_BASE ((dev_priv->mmio))
#define VIA_READ(reg) DRM_READ32(VIA_BASE, reg)
#define VIA_WRITE(reg,val) DRM_WRITE32(VIA_BASE, reg, val)
#define VIA_READ8(reg) DRM_READ8(VIA_BASE, reg)
#define VIA_WRITE8(reg,val) DRM_WRITE8(VIA_BASE, reg, val)
extern int via_init_context(drm_device_t *dev, int context);
extern int via_final_context(drm_device_t *dev, int context);
extern int via_do_init_map(drm_device_t *dev, drm_via_init_t *init);
extern int via_do_cleanup_map(drm_device_t *dev);
extern int via_map_init(struct inode *inode, struct file *filp,
unsigned int cmd, unsigned long arg);
extern int via_driver_vblank_wait(drm_device_t* dev, unsigned int* sequence);
extern irqreturn_t via_driver_irq_handler( DRM_IRQ_ARGS );
extern void via_driver_irq_preinstall( drm_device_t *dev );
extern void via_driver_irq_postinstall( drm_device_t *dev );
extern void via_driver_irq_uninstall( drm_device_t *dev );
extern int via_dma_cleanup(drm_device_t *dev);
extern int via_dma_cleanup(drm_device_t *dev);
#endif
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