LXR linux/drivers/gpu/drm/nouveau/include/nvkm/core/falcon.h

   1#ifndef __NVKM_FALCON_H__
   2#define __NVKM_FALCON_H__
   3#include <engine/falcon.h>
   4
   5int nvkm_falcon_ctor(const struct nvkm_falcon_func *, struct nvkm_subdev *owner,
   6                     const char *name, u32 addr, struct nvkm_falcon *);
   7void nvkm_falcon_dtor(struct nvkm_falcon *);
   8
   9void nvkm_falcon_v1_load_imem(struct nvkm_falcon *,
  10                              void *, u32, u32, u16, u8, bool);
  11void nvkm_falcon_v1_load_dmem(struct nvkm_falcon *, void *, u32, u32, u8);
  12void nvkm_falcon_v1_read_dmem(struct nvkm_falcon *, u32, u32, u8, void *);
  13void nvkm_falcon_v1_bind_context(struct nvkm_falcon *, struct nvkm_memory *);
  14int nvkm_falcon_v1_wait_for_halt(struct nvkm_falcon *, u32);
  15int nvkm_falcon_v1_clear_interrupt(struct nvkm_falcon *, u32);
  16void nvkm_falcon_v1_set_start_addr(struct nvkm_falcon *, u32 start_addr);
  17void nvkm_falcon_v1_start(struct nvkm_falcon *);
  18int nvkm_falcon_v1_enable(struct nvkm_falcon *);
  19void nvkm_falcon_v1_disable(struct nvkm_falcon *);
  20
  21void gp102_sec2_flcn_bind_context(struct nvkm_falcon *, struct nvkm_memory *);
  22int gp102_sec2_flcn_enable(struct nvkm_falcon *);
  23
  24#define FLCN_PRINTK(t,f,fmt,a...) do {                                         \
  25        if (nvkm_subdev_name[(f)->owner->index] != (f)->name)                  \
  26                nvkm_##t((f)->owner, "%s: "fmt"\n", (f)->name, ##a);           \
  27        else                                                                   \
  28                nvkm_##t((f)->owner, fmt"\n", ##a);                            \
  29} while(0)
  30#define FLCN_DBG(f,fmt,a...) FLCN_PRINTK(debug, (f), fmt, ##a)
  31#define FLCN_ERR(f,fmt,a...) FLCN_PRINTK(error, (f), fmt, ##a)
  32
  33/**
  34 * struct nv_falcon_msg - header for all messages
  35 *
  36 * @unit_id:    id of firmware process that sent the message
  37 * @size:       total size of message
  38 * @ctrl_flags: control flags
  39 * @seq_id:     used to match a message from its corresponding command
  40 */
  41struct nv_falcon_msg {
  42        u8 unit_id;
  43        u8 size;
  44        u8 ctrl_flags;
  45        u8 seq_id;
  46};
  47
  48#define nv_falcon_cmd nv_falcon_msg
  49#define NV_FALCON_CMD_UNIT_ID_REWIND                                       0x00
  50
  51struct nvkm_falcon_qmgr;
  52int nvkm_falcon_qmgr_new(struct nvkm_falcon *, struct nvkm_falcon_qmgr **);
  53void nvkm_falcon_qmgr_del(struct nvkm_falcon_qmgr **);
  54
  55typedef int
  56(*nvkm_falcon_qmgr_callback)(void *priv, struct nv_falcon_msg *);
  57
  58struct nvkm_falcon_cmdq;
  59int nvkm_falcon_cmdq_new(struct nvkm_falcon_qmgr *, const char *name,
  60                         struct nvkm_falcon_cmdq **);
  61void nvkm_falcon_cmdq_del(struct nvkm_falcon_cmdq **);
  62void nvkm_falcon_cmdq_init(struct nvkm_falcon_cmdq *,
  63                           u32 index, u32 offset, u32 size);
  64void nvkm_falcon_cmdq_fini(struct nvkm_falcon_cmdq *);
  65int nvkm_falcon_cmdq_send(struct nvkm_falcon_cmdq *, struct nv_falcon_cmd *,
  66                          nvkm_falcon_qmgr_callback, void *priv,
  67                          unsigned long timeout_jiffies);
  68
  69struct nvkm_falcon_msgq;
  70int nvkm_falcon_msgq_new(struct nvkm_falcon_qmgr *, const char *name,
  71                         struct nvkm_falcon_msgq **);
  72void nvkm_falcon_msgq_del(struct nvkm_falcon_msgq **);
  73void nvkm_falcon_msgq_init(struct nvkm_falcon_msgq *,
  74                           u32 index, u32 offset, u32 size);
  75int nvkm_falcon_msgq_recv_initmsg(struct nvkm_falcon_msgq *, void *, u32 size);
  76void nvkm_falcon_msgq_recv(struct nvkm_falcon_msgq *);
  77#endif
  78