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/*
* 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__ */
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