drivers/gpu/drm/nouveau/dispnv50/disp.h

   1 #ifndef __NV50_KMS_H__
   2 #define __NV50_KMS_H__
   3 #include <linux/workqueue.h>
   4 #include <nvif/mem.h>
   5 #include <nvif/push.h>
   6
   7 #include "nouveau_display.h"
   8
   9 struct nv50_msto;
  10 struct nouveau_encoder;
  11
  12 struct nv50_disp {
  13         struct nvif_disp *disp;
  14         struct nv50_core *core;
  15         struct nvif_object caps;
  16
  17 #define NV50_DISP_SYNC(c, o)                                ((c) * 0x040 + (o))
  18 #define NV50_DISP_CORE_NTFY                       NV50_DISP_SYNC(0      , 0x00)
  19 #define NV50_DISP_WNDW_SEM0(c)                    NV50_DISP_SYNC(1 + (c), 0x00)
  20 #define NV50_DISP_WNDW_SEM1(c)                    NV50_DISP_SYNC(1 + (c), 0x10)
  21 #define NV50_DISP_WNDW_NTFY(c)                    NV50_DISP_SYNC(1 + (c), 0x20)
  22 #define NV50_DISP_BASE_SEM0(c)                    NV50_DISP_WNDW_SEM0(0 + (c))
  23 #define NV50_DISP_BASE_SEM1(c)                    NV50_DISP_WNDW_SEM1(0 + (c))
  24 #define NV50_DISP_BASE_NTFY(c)                    NV50_DISP_WNDW_NTFY(0 + (c))
  25 #define NV50_DISP_OVLY_SEM0(c)                    NV50_DISP_WNDW_SEM0(4 + (c))
  26 #define NV50_DISP_OVLY_SEM1(c)                    NV50_DISP_WNDW_SEM1(4 + (c))
  27 #define NV50_DISP_OVLY_NTFY(c)                    NV50_DISP_WNDW_NTFY(4 + (c))
  28         struct nouveau_bo *sync;
  29
  30         struct mutex mutex;
  31 };
  32
  33 static inline struct nv50_disp *
  34 nv50_disp(struct drm_device *dev)
  35 {
  36         return nouveau_display(dev)->priv;
  37 }
  38
  39 struct nv50_disp_interlock {
  40         enum nv50_disp_interlock_type {
  41                 NV50_DISP_INTERLOCK_CORE = 0,
  42                 NV50_DISP_INTERLOCK_CURS,
  43                 NV50_DISP_INTERLOCK_BASE,
  44                 NV50_DISP_INTERLOCK_OVLY,
  45                 NV50_DISP_INTERLOCK_WNDW,
  46                 NV50_DISP_INTERLOCK_WIMM,
  47                 NV50_DISP_INTERLOCK__SIZE
  48         } type;
  49         u32 data;
  50         u32 wimm;
  51 };
  52
  53 void corec37d_ntfy_init(struct nouveau_bo *, u32);
  54
  55 void head907d_olut_load(struct drm_color_lut *, int size, void __iomem *);
  56
  57 struct nv50_chan {
  58         struct nvif_object user;
  59         struct nvif_device *device;
  60 };
  61
  62 struct nv50_dmac {
  63         struct nv50_chan base;
  64
  65         struct nvif_push _push;
  66         struct nvif_push *push;
  67         u32 *ptr;
  68
  69         struct nvif_object sync;
  70         struct nvif_object vram;
  71
  72         /* Protects against concurrent pushbuf access to this channel, lock is
  73          * grabbed by evo_wait (if the pushbuf reservation is successful) and
  74          * dropped again by evo_kick. */
  75         struct mutex lock;
  76
  77         u32 cur;
  78         u32 put;
  79         u32 max;
  80 };
  81
  82 struct nv50_outp_atom {
  83         struct list_head head;
  84
  85         struct drm_encoder *encoder;
  86         bool flush_disable;
  87
  88         union nv50_outp_atom_mask {
  89                 struct {
  90                         bool ctrl:1;
  91                 };
  92                 u8 mask;
  93         } set, clr;
  94 };
  95
  96 int nv50_dmac_create(struct nvif_device *device, struct nvif_object *disp,
  97                      const s32 *oclass, u8 head, void *data, u32 size,
  98                      s64 syncbuf, struct nv50_dmac *dmac);
  99 void nv50_dmac_destroy(struct nv50_dmac *);
 100
 101 /*
 102  * For normal encoders this just returns the encoder. For active MST encoders,
 103  * this returns the real outp that's driving displays on the topology.
 104  * Inactive MST encoders return NULL, since they would have no real outp to
 105  * return anyway.
 106  */
 107 struct nouveau_encoder *nv50_real_outp(struct drm_encoder *encoder);
 108
 109 u32 *evo_wait(struct nv50_dmac *, int nr);
 110 void evo_kick(u32 *, struct nv50_dmac *);
 111
 112 extern const u64 disp50xx_modifiers[];
 113 extern const u64 disp90xx_modifiers[];
 114 extern const u64 wndwc57e_modifiers[];
 115 #endif