/* * 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" /* * Registers go here. */ #define CMDBUF_ALIGNMENT_SIZE (0x100) #define CMDBUF_ALIGNMENT_MASK (0x0ff) /* defines for VIA 3D registers */ #define VIA_REG_STATUS 0x400 #define VIA_REG_TRANSET 0x43C #define VIA_REG_TRANSPACE 0x440 /* VIA_REG_STATUS(0x400): Engine Status */ #define VIA_CMD_RGTR_BUSY 0x00000080 /* Command Regulator is busy */ #define VIA_2D_ENG_BUSY 0x00000001 /* 2D Engine is busy */ #define VIA_3D_ENG_BUSY 0x00000002 /* 3D Engine is busy */ #define VIA_VR_QUEUE_BUSY 0x00020000 /* Virtual Queue is busy */ #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 #define VIA_HAVE_FENCE 1 #define VIA_HAVE_BUFFER 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; atomic_t vbl_received; 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 chipset; 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; struct drm_sman 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 uint32_t dma_diff; #ifdef VIA_HAVE_FENCE spinlock_t fence_lock; uint32_t emit_0_sequence; int have_idlelock; struct timer_list fence_timer; #endif } drm_via_private_t; enum via_family { VIA_OTHER = 0, /* Baseline */ VIA_PRO_GROUP_A, /* Another video engine and DMA commands */ VIA_DX9_0 /* Same video as pro_group_a, but 3D is unsupported */ }; /* 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_fb_init(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int via_mem_alloc(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int via_mem_free(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int via_agp_init(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int via_map_init(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int via_decoder_futex(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int via_wait_irq(struct drm_device *dev, void *data, struct drm_file *file_priv); extern int via_dma_blit_sync( struct drm_device *dev, void *data, struct drm_file *file_priv ); extern int via_dma_blit( struct drm_device *dev, void *data, struct drm_file *file_priv ); extern int via_driver_load(struct drm_device *dev, unsigned long chipset); extern int via_driver_unload(struct drm_device *dev); extern int via_final_context(struct drm_device * dev, int context); extern int via_do_cleanup_map(struct drm_device * dev); extern u32 via_get_vblank_counter(struct drm_device *dev, int crtc); extern int via_enable_vblank(struct drm_device *dev, int crtc); extern void via_disable_vblank(struct drm_device *dev, int crtc); extern irqreturn_t via_driver_irq_handler(DRM_IRQ_ARGS); extern void via_driver_irq_preinstall(struct drm_device * dev); extern int via_driver_irq_postinstall(struct drm_device * dev); extern void via_driver_irq_uninstall(struct drm_device * dev); extern int via_dma_cleanup(struct drm_device * dev); extern void via_init_command_verifier(void); extern int via_driver_dma_quiescent(struct drm_device * 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(struct drm_device *dev, struct drm_file *file_priv); extern void via_lastclose(struct drm_device *dev); #else extern int via_init_context(struct drm_device * dev, int context); #endif #ifdef VIA_HAVE_DMABLIT extern void via_dmablit_handler(struct drm_device *dev, int engine, int from_irq); extern void via_init_dmablit(struct drm_device *dev); #endif #ifdef VIA_HAVE_BUFFER extern struct drm_ttm_backend *via_create_ttm_backend_entry(struct drm_device *dev); extern int via_fence_types(struct drm_buffer_object *bo, uint32_t *fclass, uint32_t *type); extern int via_invalidate_caches(struct drm_device *dev, uint64_t buffer_flags); extern int via_init_mem_type(struct drm_device *dev, uint32_t type, struct drm_mem_type_manager *man); extern uint64_t via_evict_flags(struct drm_buffer_object *bo); extern int via_move(struct drm_buffer_object *bo, int evict, int no_wait, struct drm_bo_mem_reg *new_mem); #endif #endif