drivers/gpu/drm/nouveau/include/nvkm/subdev/fb.h

   1 #ifndef __NVKM_FB_H__
   2 #define __NVKM_FB_H__
   3 #include <core/subdev.h>
   4
   5 #include <subdev/mmu.h>
   6
   7 /* memory type/access flags, do not match hardware values */
   8 #define NV_MEM_ACCESS_RO  1
   9 #define NV_MEM_ACCESS_WO  2
  10 #define NV_MEM_ACCESS_RW (NV_MEM_ACCESS_RO | NV_MEM_ACCESS_WO)
  11 #define NV_MEM_ACCESS_SYS 4
  12 #define NV_MEM_ACCESS_VM  8
  13 #define NV_MEM_ACCESS_NOSNOOP 16
  14
  15 #define NV_MEM_TARGET_VRAM        0
  16 #define NV_MEM_TARGET_PCI         1
  17 #define NV_MEM_TARGET_PCI_NOSNOOP 2
  18 #define NV_MEM_TARGET_VM          3
  19 #define NV_MEM_TARGET_GART        4
  20
  21 #define NVKM_RAM_TYPE_VM 0x7f
  22 #define NV_MEM_COMP_VM 0x03
  23
  24 struct nvkm_mem {
  25         struct drm_device *dev;
  26
  27         struct nvkm_vma bar_vma;
  28         struct nvkm_vma vma[2];
  29         u8  page_shift;
  30
  31         struct nvkm_mm_node *tag;
  32         struct list_head regions;
  33         dma_addr_t *pages;
  34         u32 memtype;
  35         u64 offset;
  36         u64 size;
  37         struct sg_table *sg;
  38 };
  39
  40 struct nvkm_fb_tile {
  41         struct nvkm_mm_node *tag;
  42         u32 addr;
  43         u32 limit;
  44         u32 pitch;
  45         u32 zcomp;
  46 };
  47
  48 struct nvkm_fb {
  49         const struct nvkm_fb_func *func;
  50         struct nvkm_subdev subdev;
  51
  52         struct nvkm_ram *ram;
  53
  54         struct {
  55                 struct nvkm_fb_tile region[16];
  56                 int regions;
  57         } tile;
  58
  59         struct nvkm_memory *mmu_rd;
  60         struct nvkm_memory *mmu_wr;
  61 };
  62
  63 bool nvkm_fb_memtype_valid(struct nvkm_fb *, u32 memtype);
  64 void nvkm_fb_tile_init(struct nvkm_fb *, int region, u32 addr, u32 size,
  65                        u32 pitch, u32 flags, struct nvkm_fb_tile *);
  66 void nvkm_fb_tile_fini(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
  67 void nvkm_fb_tile_prog(struct nvkm_fb *, int region, struct nvkm_fb_tile *);
  68
  69 int nv04_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  70 int nv10_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  71 int nv1a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  72 int nv20_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  73 int nv25_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  74 int nv30_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  75 int nv35_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  76 int nv36_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  77 int nv40_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  78 int nv41_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  79 int nv44_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  80 int nv46_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  81 int nv47_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  82 int nv49_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  83 int nv4e_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  84 int nv50_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  85 int g84_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  86 int gt215_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  87 int mcp77_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  88 int mcp89_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  89 int gf100_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  90 int gk104_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  91 int gk20a_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  92 int gm107_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  93 int gm200_fb_new(struct nvkm_device *, int, struct nvkm_fb **);
  94
  95 #include <subdev/bios.h>
  96 #include <subdev/bios/ramcfg.h>
  97
  98 struct nvkm_ram_data {
  99         struct list_head head;
 100         struct nvbios_ramcfg bios;
 101         u32 freq;
 102 };
 103
 104 enum nvkm_ram_type {
 105         NVKM_RAM_TYPE_UNKNOWN = 0,
 106         NVKM_RAM_TYPE_STOLEN,
 107         NVKM_RAM_TYPE_SGRAM,
 108         NVKM_RAM_TYPE_SDRAM,
 109         NVKM_RAM_TYPE_DDR1,
 110         NVKM_RAM_TYPE_DDR2,
 111         NVKM_RAM_TYPE_DDR3,
 112         NVKM_RAM_TYPE_GDDR2,
 113         NVKM_RAM_TYPE_GDDR3,
 114         NVKM_RAM_TYPE_GDDR4,
 115         NVKM_RAM_TYPE_GDDR5
 116 };
 117
 118 struct nvkm_ram {
 119         const struct nvkm_ram_func *func;
 120         struct nvkm_fb *fb;
 121         enum nvkm_ram_type type;
 122         u64 size;
 123
 124 #define NVKM_RAM_MM_SHIFT 12
 125         struct nvkm_mm vram;
 126         struct nvkm_mm tags;
 127         u64 stolen;
 128
 129         int ranks;
 130         int parts;
 131         int part_mask;
 132
 133         u32 freq;
 134         u32 mr[16];
 135         u32 mr1_nuts;
 136
 137         struct nvkm_ram_data *next;
 138         struct nvkm_ram_data former;
 139         struct nvkm_ram_data xition;
 140         struct nvkm_ram_data target;
 141 };
 142
 143 struct nvkm_ram_func {
 144         void *(*dtor)(struct nvkm_ram *);
 145         int (*init)(struct nvkm_ram *);
 146
 147         int (*get)(struct nvkm_ram *, u64 size, u32 align, u32 size_nc,
 148                    u32 type, struct nvkm_mem **);
 149         void (*put)(struct nvkm_ram *, struct nvkm_mem **);
 150
 151         int (*calc)(struct nvkm_ram *, u32 freq);
 152         int (*prog)(struct nvkm_ram *);
 153         void (*tidy)(struct nvkm_ram *);
 154 };
 155 #endif