| /* |
| * Copyright 2005 Stephane Marchesin. |
| * 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, sublicense, |
| * 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 NONINFRINGEMENT. IN NO EVENT SHALL |
| * VA LINUX SYSTEMS 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 __NOUVEAU_DRV_H__ |
| #define __NOUVEAU_DRV_H__ |
| |
| #define DRIVER_AUTHOR "Stephane Marchesin" |
| #define DRIVER_EMAIL "dri-devel@lists.sourceforge.net" |
| |
| #define DRIVER_NAME "nouveau" |
| #define DRIVER_DESC "nVidia Riva/TNT/GeForce" |
| #define DRIVER_DATE "20060213" |
| |
| #define DRIVER_MAJOR 0 |
| #define DRIVER_MINOR 0 |
| #define DRIVER_PATCHLEVEL 10 |
| |
| #define NOUVEAU_FAMILY 0x0000FFFF |
| #define NOUVEAU_FLAGS 0xFFFF0000 |
| |
| #include "nouveau_drm.h" |
| #include "nouveau_reg.h" |
| |
| struct mem_block { |
| struct mem_block *next; |
| struct mem_block *prev; |
| uint64_t start; |
| uint64_t size; |
| struct drm_file *file_priv; /* NULL: free, -1: heap, other: real files */ |
| int flags; |
| drm_local_map_t *map; |
| drm_handle_t map_handle; |
| }; |
| |
| enum nouveau_flags { |
| NV_NFORCE =0x10000000, |
| NV_NFORCE2 =0x20000000 |
| }; |
| |
| #define NVOBJ_ENGINE_SW 0 |
| #define NVOBJ_ENGINE_GR 1 |
| #define NVOBJ_ENGINE_INT 0xdeadbeef |
| |
| #define NVOBJ_FLAG_ALLOW_NO_REFS (1 << 0) |
| #define NVOBJ_FLAG_ZERO_ALLOC (1 << 1) |
| #define NVOBJ_FLAG_ZERO_FREE (1 << 2) |
| #define NVOBJ_FLAG_FAKE (1 << 3) |
| struct nouveau_gpuobj { |
| struct list_head list; |
| |
| int im_channel; |
| struct mem_block *im_pramin; |
| struct mem_block *im_backing; |
| int im_bound; |
| |
| uint32_t flags; |
| int refcount; |
| |
| uint32_t engine; |
| uint32_t class; |
| |
| void (*dtor)(struct drm_device *, struct nouveau_gpuobj *); |
| void *priv; |
| }; |
| |
| struct nouveau_gpuobj_ref { |
| struct list_head list; |
| |
| struct nouveau_gpuobj *gpuobj; |
| uint32_t instance; |
| |
| int channel; |
| int handle; |
| }; |
| |
| struct nouveau_channel |
| { |
| struct drm_device *dev; |
| int id; |
| |
| /* owner of this fifo */ |
| struct drm_file *file_priv; |
| /* mapping of the fifo itself */ |
| drm_local_map_t *map; |
| /* mapping of the regs controling the fifo */ |
| drm_local_map_t *regs; |
| |
| /* DMA push buffer */ |
| struct nouveau_gpuobj_ref *pushbuf; |
| struct mem_block *pushbuf_mem; |
| uint32_t pushbuf_base; |
| |
| /* Notifier memory */ |
| struct mem_block *notifier_block; |
| struct mem_block *notifier_heap; |
| drm_local_map_t *notifier_map; |
| |
| /* PFIFO context */ |
| struct nouveau_gpuobj_ref *ramfc; |
| |
| /* PGRAPH context */ |
| struct nouveau_gpuobj_ref *ramin_grctx; |
| uint32_t pgraph_ctx [340]; /* XXX dynamic alloc ? */ |
| |
| /* NV50 VM */ |
| struct nouveau_gpuobj *vm_pd; |
| struct nouveau_gpuobj_ref *vm_gart_pt; |
| |
| /* Objects */ |
| struct nouveau_gpuobj_ref *ramin; /* Private instmem */ |
| struct mem_block *ramin_heap; /* Private PRAMIN heap */ |
| struct nouveau_gpuobj_ref *ramht; /* Hash table */ |
| struct list_head ramht_refs; /* Objects referenced by RAMHT */ |
| }; |
| |
| struct nouveau_drm_channel { |
| struct nouveau_channel *chan; |
| |
| /* DMA state */ |
| int max, put, cur, free; |
| int push_free; |
| volatile uint32_t *pushbuf; |
| |
| /* Notifiers */ |
| uint32_t notify0_offset; |
| |
| /* Buffer moves */ |
| uint32_t m2mf_dma_source; |
| uint32_t m2mf_dma_destin; |
| }; |
| |
| struct nouveau_config { |
| struct { |
| int location; |
| int size; |
| } cmdbuf; |
| }; |
| |
| struct nouveau_instmem_engine { |
| void *priv; |
| |
| int (*init)(struct drm_device *dev); |
| void (*takedown)(struct drm_device *dev); |
| |
| int (*populate)(struct drm_device *, struct nouveau_gpuobj *, |
| uint32_t *size); |
| void (*clear)(struct drm_device *, struct nouveau_gpuobj *); |
| int (*bind)(struct drm_device *, struct nouveau_gpuobj *); |
| int (*unbind)(struct drm_device *, struct nouveau_gpuobj *); |
| }; |
| |
| struct nouveau_mc_engine { |
| int (*init)(struct drm_device *dev); |
| void (*takedown)(struct drm_device *dev); |
| }; |
| |
| struct nouveau_timer_engine { |
| int (*init)(struct drm_device *dev); |
| void (*takedown)(struct drm_device *dev); |
| uint64_t (*read)(struct drm_device *dev); |
| }; |
| |
| struct nouveau_fb_engine { |
| int (*init)(struct drm_device *dev); |
| void (*takedown)(struct drm_device *dev); |
| }; |
| |
| struct nouveau_fifo_engine { |
| void *priv; |
| |
| int (*init)(struct drm_device *); |
| void (*takedown)(struct drm_device *); |
| |
| int (*create_context)(struct nouveau_channel *); |
| void (*destroy_context)(struct nouveau_channel *); |
| int (*load_context)(struct nouveau_channel *); |
| int (*save_context)(struct nouveau_channel *); |
| }; |
| |
| struct nouveau_pgraph_engine { |
| int (*init)(struct drm_device *); |
| void (*takedown)(struct drm_device *); |
| |
| int (*create_context)(struct nouveau_channel *); |
| void (*destroy_context)(struct nouveau_channel *); |
| int (*load_context)(struct nouveau_channel *); |
| int (*save_context)(struct nouveau_channel *); |
| }; |
| |
| struct nouveau_engine { |
| struct nouveau_instmem_engine instmem; |
| struct nouveau_mc_engine mc; |
| struct nouveau_timer_engine timer; |
| struct nouveau_fb_engine fb; |
| struct nouveau_pgraph_engine graph; |
| struct nouveau_fifo_engine fifo; |
| }; |
| |
| struct drm_nouveau_private { |
| enum { |
| NOUVEAU_CARD_INIT_DOWN, |
| NOUVEAU_CARD_INIT_DONE, |
| NOUVEAU_CARD_INIT_FAILED |
| } init_state; |
| |
| /* the card type, takes NV_* as values */ |
| int card_type; |
| /* exact chipset, derived from NV_PMC_BOOT_0 */ |
| int chipset; |
| int flags; |
| |
| drm_local_map_t *mmio; |
| drm_local_map_t *fb; |
| drm_local_map_t *ramin; /* NV40 onwards */ |
| |
| int fifo_alloc_count; |
| struct nouveau_channel *fifos[NV_MAX_FIFO_NUMBER]; |
| |
| struct nouveau_engine Engine; |
| struct nouveau_drm_channel channel; |
| |
| /* RAMIN configuration, RAMFC, RAMHT and RAMRO offsets */ |
| struct nouveau_gpuobj *ramht; |
| uint32_t ramin_rsvd_vram; |
| uint32_t ramht_offset; |
| uint32_t ramht_size; |
| uint32_t ramht_bits; |
| uint32_t ramfc_offset; |
| uint32_t ramfc_size; |
| uint32_t ramro_offset; |
| uint32_t ramro_size; |
| |
| /* base physical adresses */ |
| uint64_t fb_phys; |
| uint64_t fb_available_size; |
| |
| struct { |
| enum { |
| NOUVEAU_GART_NONE = 0, |
| NOUVEAU_GART_AGP, |
| NOUVEAU_GART_SGDMA |
| } type; |
| uint64_t aper_base; |
| uint64_t aper_size; |
| |
| struct nouveau_gpuobj *sg_ctxdma; |
| struct page *sg_dummy_page; |
| dma_addr_t sg_dummy_bus; |
| |
| /* nottm hack */ |
| struct drm_ttm_backend *sg_be; |
| unsigned long sg_handle; |
| } gart_info; |
| |
| /* the mtrr covering the FB */ |
| int fb_mtrr; |
| |
| struct mem_block *agp_heap; |
| struct mem_block *fb_heap; |
| struct mem_block *fb_nomap_heap; |
| struct mem_block *ramin_heap; |
| struct mem_block *pci_heap; |
| |
| /* context table pointed to be NV_PGRAPH_CHANNEL_CTX_TABLE (0x400780) */ |
| uint32_t ctx_table_size; |
| struct nouveau_gpuobj_ref *ctx_table; |
| |
| struct nouveau_config config; |
| |
| struct list_head gpuobj_list; |
| }; |
| |
| #define NOUVEAU_CHECK_INITIALISED_WITH_RETURN do { \ |
| struct drm_nouveau_private *nv = dev->dev_private; \ |
| if (nv->init_state != NOUVEAU_CARD_INIT_DONE) { \ |
| DRM_ERROR("called without init\n"); \ |
| return -EINVAL; \ |
| } \ |
| } while(0) |
| |
| #define NOUVEAU_GET_USER_CHANNEL_WITH_RETURN(id,cl,ch) do { \ |
| struct drm_nouveau_private *nv = dev->dev_private; \ |
| if (!nouveau_fifo_owner(dev, (cl), (id))) { \ |
| DRM_ERROR("pid %d doesn't own channel %d\n", \ |
| DRM_CURRENTPID, (id)); \ |
| return -EPERM; \ |
| } \ |
| (ch) = nv->fifos[(id)]; \ |
| } while(0) |
| |
| /* nouveau_state.c */ |
| extern void nouveau_preclose(struct drm_device *dev, struct drm_file *); |
| extern int nouveau_load(struct drm_device *, unsigned long flags); |
| extern int nouveau_firstopen(struct drm_device *); |
| extern void nouveau_lastclose(struct drm_device *); |
| extern int nouveau_unload(struct drm_device *); |
| extern int nouveau_ioctl_getparam(struct drm_device *, void *data, |
| struct drm_file *); |
| extern int nouveau_ioctl_setparam(struct drm_device *, void *data, |
| struct drm_file *); |
| extern void nouveau_wait_for_idle(struct drm_device *); |
| extern int nouveau_card_init(struct drm_device *); |
| extern int nouveau_ioctl_card_init(struct drm_device *, void *data, |
| struct drm_file *); |
| |
| /* nouveau_mem.c */ |
| extern int nouveau_mem_init_heap(struct mem_block **, uint64_t start, |
| uint64_t size); |
| extern struct mem_block *nouveau_mem_alloc_block(struct mem_block *, |
| uint64_t size, int align2, |
| struct drm_file *); |
| extern void nouveau_mem_takedown(struct mem_block **heap); |
| extern void nouveau_mem_free_block(struct mem_block *); |
| extern uint64_t nouveau_mem_fb_amount(struct drm_device *); |
| extern void nouveau_mem_release(struct drm_file *, struct mem_block *heap); |
| extern int nouveau_ioctl_mem_alloc(struct drm_device *, void *data, |
| struct drm_file *); |
| extern int nouveau_ioctl_mem_free(struct drm_device *, void *data, |
| struct drm_file *); |
| extern struct mem_block* nouveau_mem_alloc(struct drm_device *, |
| int alignment, uint64_t size, |
| int flags, struct drm_file *); |
| extern void nouveau_mem_free(struct drm_device *dev, struct mem_block*); |
| extern int nouveau_mem_init(struct drm_device *); |
| extern void nouveau_mem_close(struct drm_device *); |
| |
| /* nouveau_notifier.c */ |
| extern int nouveau_notifier_init_channel(struct nouveau_channel *); |
| extern void nouveau_notifier_takedown_channel(struct nouveau_channel *); |
| extern int nouveau_notifier_alloc(struct nouveau_channel *, uint32_t handle, |
| int cout, uint32_t *offset); |
| extern int nouveau_ioctl_notifier_alloc(struct drm_device *, void *data, |
| struct drm_file *); |
| extern int nouveau_ioctl_notifier_free(struct drm_device *, void *data, |
| struct drm_file *); |
| |
| /* nouveau_fifo.c */ |
| extern int nouveau_fifo_init(struct drm_device *); |
| extern int nouveau_fifo_number(struct drm_device *); |
| extern int nouveau_fifo_ctx_size(struct drm_device *); |
| extern void nouveau_fifo_cleanup(struct drm_device *, struct drm_file *); |
| extern int nouveau_fifo_owner(struct drm_device *, struct drm_file *, |
| int channel); |
| extern int nouveau_fifo_alloc(struct drm_device *dev, |
| struct nouveau_channel **chan, |
| struct drm_file *file_priv, |
| struct mem_block *pushbuf, |
| uint32_t fb_ctxdma, uint32_t tt_ctxdma); |
| extern void nouveau_fifo_free(struct nouveau_channel *); |
| |
| /* nouveau_object.c */ |
| extern int nouveau_gpuobj_early_init(struct drm_device *); |
| extern int nouveau_gpuobj_init(struct drm_device *); |
| extern void nouveau_gpuobj_takedown(struct drm_device *); |
| extern void nouveau_gpuobj_late_takedown(struct drm_device *); |
| extern int nouveau_gpuobj_channel_init(struct nouveau_channel *, |
| uint32_t vram_h, uint32_t tt_h); |
| extern void nouveau_gpuobj_channel_takedown(struct nouveau_channel *); |
| extern int nouveau_gpuobj_new(struct drm_device *, struct nouveau_channel *, |
| int size, int align, uint32_t flags, |
| struct nouveau_gpuobj **); |
| extern int nouveau_gpuobj_del(struct drm_device *, struct nouveau_gpuobj **); |
| extern int nouveau_gpuobj_ref_add(struct drm_device *, struct nouveau_channel *, |
| uint32_t handle, struct nouveau_gpuobj *, |
| struct nouveau_gpuobj_ref **); |
| extern int nouveau_gpuobj_ref_del(struct drm_device *, |
| struct nouveau_gpuobj_ref **); |
| extern int nouveau_gpuobj_ref_find(struct nouveau_channel *, uint32_t handle, |
| struct nouveau_gpuobj_ref **ref_ret); |
| extern int nouveau_gpuobj_new_ref(struct drm_device *, |
| struct nouveau_channel *alloc_chan, |
| struct nouveau_channel *ref_chan, |
| uint32_t handle, int size, int align, |
| uint32_t flags, struct nouveau_gpuobj_ref **); |
| extern int nouveau_gpuobj_new_fake(struct drm_device *, |
| uint32_t p_offset, uint32_t b_offset, |
| uint32_t size, uint32_t flags, |
| struct nouveau_gpuobj **, |
| struct nouveau_gpuobj_ref**); |
| extern int nouveau_gpuobj_dma_new(struct nouveau_channel *, int class, |
| uint64_t offset, uint64_t size, int access, |
| int target, struct nouveau_gpuobj **); |
| extern int nouveau_gpuobj_gart_dma_new(struct nouveau_channel *, |
| uint64_t offset, uint64_t size, |
| int access, struct nouveau_gpuobj **, |
| uint32_t *o_ret); |
| extern int nouveau_gpuobj_gr_new(struct nouveau_channel *, int class, |
| struct nouveau_gpuobj **); |
| extern int nouveau_ioctl_grobj_alloc(struct drm_device *, void *data, |
| struct drm_file *); |
| extern int nouveau_ioctl_gpuobj_free(struct drm_device *, void *data, |
| struct drm_file *); |
| |
| /* nouveau_irq.c */ |
| extern irqreturn_t nouveau_irq_handler(DRM_IRQ_ARGS); |
| extern void nouveau_irq_preinstall(struct drm_device *); |
| extern void nouveau_irq_postinstall(struct drm_device *); |
| extern void nouveau_irq_uninstall(struct drm_device *); |
| |
| /* nouveau_sgdma.c */ |
| extern int nouveau_sgdma_init(struct drm_device *); |
| extern void nouveau_sgdma_takedown(struct drm_device *); |
| extern struct drm_ttm_backend *nouveau_sgdma_init_ttm(struct drm_device *); |
| extern int nouveau_sgdma_nottm_hack_init(struct drm_device *); |
| extern void nouveau_sgdma_nottm_hack_takedown(struct drm_device *); |
| |
| /* nouveau_dma.c */ |
| extern int nouveau_dma_channel_init(struct drm_device *); |
| extern void nouveau_dma_channel_takedown(struct drm_device *); |
| extern int nouveau_dma_wait(struct drm_device *, int size); |
| |
| /* nv04_fb.c */ |
| extern int nv04_fb_init(struct drm_device *); |
| extern void nv04_fb_takedown(struct drm_device *); |
| |
| /* nv10_fb.c */ |
| extern int nv10_fb_init(struct drm_device *); |
| extern void nv10_fb_takedown(struct drm_device *); |
| |
| /* nv40_fb.c */ |
| extern int nv40_fb_init(struct drm_device *); |
| extern void nv40_fb_takedown(struct drm_device *); |
| |
| /* nv04_fifo.c */ |
| extern int nv04_fifo_create_context(struct nouveau_channel *); |
| extern void nv04_fifo_destroy_context(struct nouveau_channel *); |
| extern int nv04_fifo_load_context(struct nouveau_channel *); |
| extern int nv04_fifo_save_context(struct nouveau_channel *); |
| |
| /* nv10_fifo.c */ |
| extern int nv10_fifo_create_context(struct nouveau_channel *); |
| extern void nv10_fifo_destroy_context(struct nouveau_channel *); |
| extern int nv10_fifo_load_context(struct nouveau_channel *); |
| extern int nv10_fifo_save_context(struct nouveau_channel *); |
| |
| /* nv40_fifo.c */ |
| extern int nv40_fifo_create_context(struct nouveau_channel *); |
| extern void nv40_fifo_destroy_context(struct nouveau_channel *); |
| extern int nv40_fifo_load_context(struct nouveau_channel *); |
| extern int nv40_fifo_save_context(struct nouveau_channel *); |
| |
| /* nv50_fifo.c */ |
| extern int nv50_fifo_init(struct drm_device *); |
| extern void nv50_fifo_takedown(struct drm_device *); |
| extern int nv50_fifo_create_context(struct nouveau_channel *); |
| extern void nv50_fifo_destroy_context(struct nouveau_channel *); |
| extern int nv50_fifo_load_context(struct nouveau_channel *); |
| extern int nv50_fifo_save_context(struct nouveau_channel *); |
| |
| /* nv04_graph.c */ |
| extern void nouveau_nv04_context_switch(struct drm_device *); |
| extern int nv04_graph_init(struct drm_device *); |
| extern void nv04_graph_takedown(struct drm_device *); |
| extern int nv04_graph_create_context(struct nouveau_channel *); |
| extern void nv04_graph_destroy_context(struct nouveau_channel *); |
| extern int nv04_graph_load_context(struct nouveau_channel *); |
| extern int nv04_graph_save_context(struct nouveau_channel *); |
| |
| /* nv10_graph.c */ |
| extern void nouveau_nv10_context_switch(struct drm_device *); |
| extern int nv10_graph_init(struct drm_device *); |
| extern void nv10_graph_takedown(struct drm_device *); |
| extern int nv10_graph_create_context(struct nouveau_channel *); |
| extern void nv10_graph_destroy_context(struct nouveau_channel *); |
| extern int nv10_graph_load_context(struct nouveau_channel *); |
| extern int nv10_graph_save_context(struct nouveau_channel *); |
| |
| /* nv20_graph.c */ |
| extern void nouveau_nv20_context_switch(struct drm_device *); |
| extern int nv20_graph_init(struct drm_device *); |
| extern void nv20_graph_takedown(struct drm_device *); |
| extern int nv20_graph_create_context(struct nouveau_channel *); |
| extern void nv20_graph_destroy_context(struct nouveau_channel *); |
| extern int nv20_graph_load_context(struct nouveau_channel *); |
| extern int nv20_graph_save_context(struct nouveau_channel *); |
| |
| /* nv30_graph.c */ |
| extern int nv30_graph_init(struct drm_device *); |
| extern void nv30_graph_takedown(struct drm_device *); |
| extern int nv30_graph_create_context(struct nouveau_channel *); |
| extern void nv30_graph_destroy_context(struct nouveau_channel *); |
| extern int nv30_graph_load_context(struct nouveau_channel *); |
| extern int nv30_graph_save_context(struct nouveau_channel *); |
| |
| /* nv40_graph.c */ |
| extern int nv40_graph_init(struct drm_device *); |
| extern void nv40_graph_takedown(struct drm_device *); |
| extern int nv40_graph_create_context(struct nouveau_channel *); |
| extern void nv40_graph_destroy_context(struct nouveau_channel *); |
| extern int nv40_graph_load_context(struct nouveau_channel *); |
| extern int nv40_graph_save_context(struct nouveau_channel *); |
| |
| /* nv50_graph.c */ |
| extern int nv50_graph_init(struct drm_device *); |
| extern void nv50_graph_takedown(struct drm_device *); |
| extern int nv50_graph_create_context(struct nouveau_channel *); |
| extern void nv50_graph_destroy_context(struct nouveau_channel *); |
| extern int nv50_graph_load_context(struct nouveau_channel *); |
| extern int nv50_graph_save_context(struct nouveau_channel *); |
| |
| /* nv04_instmem.c */ |
| extern int nv04_instmem_init(struct drm_device *); |
| extern void nv04_instmem_takedown(struct drm_device *); |
| extern int nv04_instmem_populate(struct drm_device *, struct nouveau_gpuobj *, |
| uint32_t *size); |
| extern void nv04_instmem_clear(struct drm_device *, struct nouveau_gpuobj *); |
| extern int nv04_instmem_bind(struct drm_device *, struct nouveau_gpuobj *); |
| extern int nv04_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *); |
| |
| /* nv50_instmem.c */ |
| extern int nv50_instmem_init(struct drm_device *); |
| extern void nv50_instmem_takedown(struct drm_device *); |
| extern int nv50_instmem_populate(struct drm_device *, struct nouveau_gpuobj *, |
| uint32_t *size); |
| extern void nv50_instmem_clear(struct drm_device *, struct nouveau_gpuobj *); |
| extern int nv50_instmem_bind(struct drm_device *, struct nouveau_gpuobj *); |
| extern int nv50_instmem_unbind(struct drm_device *, struct nouveau_gpuobj *); |
| |
| /* nv04_mc.c */ |
| extern int nv04_mc_init(struct drm_device *); |
| extern void nv04_mc_takedown(struct drm_device *); |
| |
| /* nv40_mc.c */ |
| extern int nv40_mc_init(struct drm_device *); |
| extern void nv40_mc_takedown(struct drm_device *); |
| |
| /* nv50_mc.c */ |
| extern int nv50_mc_init(struct drm_device *); |
| extern void nv50_mc_takedown(struct drm_device *); |
| |
| /* nv04_timer.c */ |
| extern int nv04_timer_init(struct drm_device *); |
| extern uint64_t nv04_timer_read(struct drm_device *); |
| extern void nv04_timer_takedown(struct drm_device *); |
| |
| extern long nouveau_compat_ioctl(struct file *file, unsigned int cmd, |
| unsigned long arg); |
| |
| #if defined(__powerpc__) |
| #define NV_READ(reg) in_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) ) |
| #define NV_WRITE(reg,val) out_be32((void __iomem *)(dev_priv->mmio)->handle + (reg) , (val) ) |
| #else |
| #define NV_READ(reg) DRM_READ32( dev_priv->mmio, (reg) ) |
| #define NV_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) ) |
| #endif |
| |
| /* PRAMIN access */ |
| #if defined(__powerpc__) |
| #define NV_RI32(o) in_be32((void __iomem *)(dev_priv->ramin)->handle+(o)) |
| #define NV_WI32(o,v) out_be32((void __iomem*)(dev_priv->ramin)->handle+(o), (v)) |
| #else |
| #define NV_RI32(o) DRM_READ32(dev_priv->ramin, (o)) |
| #define NV_WI32(o,v) DRM_WRITE32(dev_priv->ramin, (o), (v)) |
| #endif |
| |
| #define INSTANCE_RD(o,i) NV_RI32((o)->im_pramin->start + ((i)<<2)) |
| #define INSTANCE_WR(o,i,v) NV_WI32((o)->im_pramin->start + ((i)<<2), (v)) |
| |
| #endif /* __NOUVEAU_DRV_H__ */ |
| |