/* * 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 "drm_sman.h" #define DRIVER_AUTHOR "Various" #define DRIVER_NAME "via" #define DRIVER_DESC "VIA Unichrome / Pro" #include "via_verifier.h" #if defined(__linux__) #include "via_dmablit.h" /* * This define and all its references can be removed when * the DMA blit code has been implemented for FreeBSD. */ #define VIA_HAVE_DMABLIT 1 #define VIA_HAVE_CORE_MM 1 #endif #define VIA_PCI_BUF_SIZE 60000 #define VIA_FIRE_BUF_SIZE 1024 #define VIA_NUM_IRQS 4 typedef struct drm_via_ring_buffer { drm_local_map_t map; char *virtual_start; } drm_via_ring_buffer_t; typedef uint32_t maskarray_t[5]; typedef struct drm_via_irq { atomic_t irq_received; uint32_t pending_mask; uint32_t enable_mask; wait_queue_head_t irq_queue; } drm_via_irq_t; typedef struct drm_via_private { drm_via_sarea_t *sarea_priv; drm_local_map_t *sarea; drm_local_map_t *fb; drm_local_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 dma_wrap; volatile uint32_t *last_pause_ptr; volatile uint32_t *hw_addr_ptr; drm_via_ring_buffer_t ring; struct timeval last_vblank; int last_vblank_valid; unsigned usec_per_vblank; drm_via_state_t hc_state; char pci_buf[VIA_PCI_BUF_SIZE]; const uint32_t *fire_offsets[VIA_FIRE_BUF_SIZE]; uint32_t num_fire_offsets; int pro_group_a; drm_via_irq_t via_irqs[VIA_NUM_IRQS]; unsigned num_irqs; maskarray_t *irq_masks; uint32_t irq_enable_mask; uint32_t irq_pending_mask; int *irq_map; /* Memory manager stuff */ #ifdef VIA_HAVE_CORE_MM unsigned int idle_fault; drm_sman_t sman; int vram_initialized; int agp_initialized; unsigned long vram_offset; unsigned long agp_offset; #endif #ifdef VIA_HAVE_DMABLIT drm_via_blitq_t blit_queues[VIA_NUM_BLIT_ENGINES]; #endif } drm_via_private_t; enum via_family { VIA_OTHER = 0, VIA_PRO_GROUP_A, }; /* 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 drm_ioctl_desc_t via_ioctls[]; extern int via_max_ioctl; extern int via_fb_init(DRM_IOCTL_ARGS); extern int via_mem_alloc(DRM_IOCTL_ARGS); extern int via_mem_free(DRM_IOCTL_ARGS); extern int via_agp_init(DRM_IOCTL_ARGS); extern int via_map_init(DRM_IOCTL_ARGS); extern int via_decoder_futex(DRM_IOCTL_ARGS); extern int via_wait_irq(DRM_IOCTL_ARGS); extern int via_dma_blit_sync( DRM_IOCTL_ARGS ); extern int via_dma_blit( DRM_IOCTL_ARGS ); extern int via_driver_load(drm_device_t *dev, unsigned long chipset); extern int via_driver_unload(drm_device_t *dev); extern int via_final_context(drm_device_t * dev, int context); extern int via_do_cleanup_map(drm_device_t * dev); 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 void via_init_command_verifier(void); extern int via_driver_dma_quiescent(drm_device_t * dev); extern void via_init_futex(drm_via_private_t *dev_priv); extern void via_cleanup_futex(drm_via_private_t *dev_priv); extern void via_release_futex(drm_via_private_t *dev_priv, int context); #ifdef VIA_HAVE_CORE_MM extern void via_reclaim_buffers_locked(drm_device_t *dev, struct file *filp); extern void via_lastclose(drm_device_t *dev); #else extern int via_init_context(drm_device_t * dev, int context); #endif #ifdef VIA_HAVE_DMABLIT extern void via_dmablit_handler(drm_device_t *dev, int engine, int from_irq); extern void via_init_dmablit(drm_device_t *dev); #endif #endif href='#n71'>71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 
/**
 * \file drm_os_linux.h
 * OS abstraction macros.
 */

#include <linux/interrupt.h>	/* For task queue support */
#include <linux/delay.h>

/** File pointer type */
#define DRMFILE                         struct file *
/** Ioctl arguments */
#define DRM_IOCTL_ARGS			struct inode *inode, struct file *filp, unsigned int cmd, unsigned long data