drivers/gpu/drm/nouveau/nouveau_software.h

   1 #ifndef __NOUVEAU_SOFTWARE_H__
   2 #define __NOUVEAU_SOFTWARE_H__
   3
   4 struct nouveau_software_priv {
   5         struct nouveau_exec_engine base;
   6         struct list_head vblank;
   7         spinlock_t peephole_lock;
   8 };
   9
  10 struct nouveau_software_chan {
  11         struct list_head flip;
  12         struct {
  13                 struct list_head list;
  14                 u32 channel;
  15                 u32 ctxdma;
  16                 u32 offset;
  17                 u32 value;
  18                 u32 head;
  19         } vblank;
  20 };
  21
  22 static inline void
  23 nouveau_software_context_new(struct nouveau_software_chan *pch)
  24 {
  25         INIT_LIST_HEAD(&pch->flip);
  26         INIT_LIST_HEAD(&pch->vblank.list);
  27 }
  28
  29 static inline void
  30 nouveau_software_create(struct nouveau_software_priv *psw)
  31 {
  32         INIT_LIST_HEAD(&psw->vblank);
  33         spin_lock_init(&psw->peephole_lock);
  34 }
  35
  36 static inline u16
  37 nouveau_software_class(struct drm_device *dev)
  38 {
  39         struct drm_nouveau_private *dev_priv = dev->dev_private;
  40         if (dev_priv->card_type <= NV_04)
  41                 return 0x006e;
  42         if (dev_priv->card_type <= NV_40)
  43                 return 0x016e;
  44         if (dev_priv->card_type <= NV_50)
  45                 return 0x506e;
  46         if (dev_priv->card_type <= NV_E0)
  47                 return 0x906e;
  48         return 0x0000;
  49 }
  50
  51 int nv04_software_create(struct drm_device *);
  52 int nv50_software_create(struct drm_device *);
  53 int nvc0_software_create(struct drm_device *);
  54 u64 nvc0_software_crtc(struct nouveau_channel *, int crtc);
  55
  56 #endif