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drm/nouveau/flcn: export existing funcs 

These will be used in upcoming commits which will provide more customisation.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2020-01-15 06:34:21 +10:00
parent de04819213
commit a128bbfacc
5 changed files with 41 additions and 19 deletions
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20
drivers/gpu/drm/nouveau/include/nvkm/core/falcon.h Normal file
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@ -0,0 +1,20 @@
#ifndef __NVKM_FALCON_H__
#define __NVKM_FALCON_H__
#include <engine/falcon.h>
int nvkm_falcon_ctor(const struct nvkm_falcon_func *, struct nvkm_subdev *owner,
const char *name, u32 addr, struct nvkm_falcon *);
void nvkm_falcon_dtor(struct nvkm_falcon *);
void nvkm_falcon_v1_load_imem(struct nvkm_falcon *,
void *, u32, u32, u16, u8, bool);
void nvkm_falcon_v1_load_dmem(struct nvkm_falcon *, void *, u32, u32, u8);
void nvkm_falcon_v1_read_dmem(struct nvkm_falcon *, u32, u32, u8, void *);
void nvkm_falcon_v1_bind_context(struct nvkm_falcon *, struct nvkm_memory *);
int nvkm_falcon_v1_wait_for_halt(struct nvkm_falcon *, u32);
int nvkm_falcon_v1_clear_interrupt(struct nvkm_falcon *, u32);
void nvkm_falcon_v1_set_start_addr(struct nvkm_falcon *, u32 start_addr);
void nvkm_falcon_v1_start(struct nvkm_falcon *);
int nvkm_falcon_v1_enable(struct nvkm_falcon *);
void nvkm_falcon_v1_disable(struct nvkm_falcon *);
#endif

5
drivers/gpu/drm/nouveau/include/nvkm/engine/falcon.h
View File

@ -1,6 +1,6 @@
/* SPDX-License-Identifier: MIT */
#ifndef __NVKM_FALCON_H__
#define __NVKM_FALCON_H__
#ifndef __NVKM_FLCNEN_H__
#define __NVKM_FLCNEN_H__
#define nvkm_falcon(p) container_of((p), struct nvkm_falcon, engine)
#include <core/engine.h>
struct nvkm_fifo_chan;
@ -124,5 +124,4 @@ int nvkm_falcon_clear_interrupt(struct nvkm_falcon *, u32);
int nvkm_falcon_enable(struct nvkm_falcon *);
void nvkm_falcon_disable(struct nvkm_falcon *);
int nvkm_falcon_reset(struct nvkm_falcon *);
#endif

7
drivers/gpu/drm/nouveau/nvkm/falcon/base.c
View File

@ -226,6 +226,11 @@ nvkm_falcon_get(struct nvkm_falcon *falcon, const struct nvkm_subdev *user)
}
void
nvkm_falcon_dtor(struct nvkm_falcon *falcon)
{
}
int
nvkm_falcon_ctor(const struct nvkm_falcon_func *func,
struct nvkm_subdev *subdev, const char *name, u32 addr,
struct nvkm_falcon *falcon)
@ -236,12 +241,14 @@ nvkm_falcon_ctor(const struct nvkm_falcon_func *func,
falcon->addr = addr;
mutex_init(&falcon->mutex);
mutex_init(&falcon->dmem_mutex);
return 0;
}
void
nvkm_falcon_del(struct nvkm_falcon **pfalcon)
{
if (*pfalcon) {
nvkm_falcon_dtor(*pfalcon);
kfree(*pfalcon);
*pfalcon = NULL;
}

6
drivers/gpu/drm/nouveau/nvkm/falcon/priv.h
View File

@ -1,9 +1,5 @@
/* SPDX-License-Identifier: MIT */
#ifndef __NVKM_FALCON_PRIV_H__
#define __NVKM_FALCON_PRIV_H__
#include <engine/falcon.h>
void
nvkm_falcon_ctor(const struct nvkm_falcon_func *, struct nvkm_subdev *,
const char *, u32, struct nvkm_falcon *);
#include <core/falcon.h>
#endif

22
drivers/gpu/drm/nouveau/nvkm/falcon/v1.c
View File

@ -25,7 +25,7 @@
#include <core/memory.h>
#include <subdev/timer.h>
static void
void
nvkm_falcon_v1_load_imem(struct nvkm_falcon *falcon, void *data, u32 start,
u32 size, u16 tag, u8 port, bool secure)
{
@ -91,9 +91,9 @@ nvkm_falcon_v1_load_emem(struct nvkm_falcon *falcon, void *data, u32 start,
static const u32 EMEM_START_ADDR = 0x1000000;
static void
void
nvkm_falcon_v1_load_dmem(struct nvkm_falcon *falcon, void *data, u32 start,
u32 size, u8 port)
u32 size, u8 port)
{
u8 rem = size % 4;
int i;
@ -148,7 +148,7 @@ nvkm_falcon_v1_read_emem(struct nvkm_falcon *falcon, u32 start, u32 size,
}
}
static void
void
nvkm_falcon_v1_read_dmem(struct nvkm_falcon *falcon, u32 start, u32 size,
u8 port, void *data)
{
@ -179,7 +179,7 @@ nvkm_falcon_v1_read_dmem(struct nvkm_falcon *falcon, u32 start, u32 size,
}
}
static void
void
nvkm_falcon_v1_bind_context(struct nvkm_falcon *falcon, struct nvkm_memory *ctx)
{
struct nvkm_device *device = falcon->owner->device;
@ -271,13 +271,13 @@ nvkm_falcon_v1_bind_context(struct nvkm_falcon *falcon, struct nvkm_memory *ctx)
}
}
static void
void
nvkm_falcon_v1_set_start_addr(struct nvkm_falcon *falcon, u32 start_addr)
{
nvkm_falcon_wr32(falcon, 0x104, start_addr);
}
static void
void
nvkm_falcon_v1_start(struct nvkm_falcon *falcon)
{
u32 reg = nvkm_falcon_rd32(falcon, 0x100);
@ -288,7 +288,7 @@ nvkm_falcon_v1_start(struct nvkm_falcon *falcon)
nvkm_falcon_wr32(falcon, 0x100, 0x2);
}
static int
int
nvkm_falcon_v1_wait_for_halt(struct nvkm_falcon *falcon, u32 ms)
{
struct nvkm_device *device = falcon->owner->device;
@ -301,7 +301,7 @@ nvkm_falcon_v1_wait_for_halt(struct nvkm_falcon *falcon, u32 ms)
return 0;
}
static int
int
nvkm_falcon_v1_clear_interrupt(struct nvkm_falcon *falcon, u32 mask)
{
struct nvkm_device *device = falcon->owner->device;
@ -330,7 +330,7 @@ falcon_v1_wait_idle(struct nvkm_falcon *falcon)
return 0;
}
static int
int
nvkm_falcon_v1_enable(struct nvkm_falcon *falcon)
{
struct nvkm_device *device = falcon->owner->device;
@ -352,7 +352,7 @@ nvkm_falcon_v1_enable(struct nvkm_falcon *falcon)
return 0;
}
static void
void
nvkm_falcon_v1_disable(struct nvkm_falcon *falcon)
{
/* disable IRQs and wait for any previous code to complete */