drivers/gpu/drm/nouveau/nouveau_software.h

   1 #ifndef __NOUVEAU_SOFTWARE_H__
   2 #define __NOUVEAU_SOFTWARE_H__
   3
   4 #include "nouveau_fence.h"
   5
   6 struct nouveau_software_priv {
   7         struct nouveau_exec_engine base;
   8         struct list_head vblank;
   9         spinlock_t peephole_lock;
  10 };
  11
  12 struct nouveau_software_chan {
  13         int (*flip)(void *data);
  14         void *flip_data;
  15
  16         struct {
  17                 struct list_head list;
  18                 u32 channel;
  19                 u32 ctxdma;
  20                 u32 offset;
  21                 u32 value;
  22                 u32 head;
  23         } vblank;
  24 };
  25
  26 static inline void
  27 nouveau_software_context_new(struct nouveau_channel *chan,
  28                              struct nouveau_software_chan *pch)
  29 {
  30         pch->flip = nouveau_flip_complete;
  31         pch->flip_data = chan;
  32 }
  33
  34 static inline void
  35 nouveau_software_create(struct nouveau_software_priv *psw)
  36 {
  37         INIT_LIST_HEAD(&psw->vblank);
  38         spin_lock_init(&psw->peephole_lock);
  39 }
  40
  41 static inline u16
  42 nouveau_software_class(struct drm_device *dev)
  43 {
  44         struct drm_nouveau_private *dev_priv = dev->dev_private;
  45         if (dev_priv->card_type <= NV_04)
  46                 return 0x006e;
  47         if (dev_priv->card_type <= NV_40)
  48                 return 0x016e;
  49         if (dev_priv->card_type <= NV_50)
  50                 return 0x506e;
  51         if (dev_priv->card_type <= NV_E0)
  52                 return 0x906e;
  53         return 0x0000;
  54 }
  55
  56 int nv04_software_create(struct drm_device *);
  57 int nv50_software_create(struct drm_device *);
  58 int nvc0_software_create(struct drm_device *);
  59
  60 #endif