iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

drm/nouveau/fb/ram: Use Kepler implementation on Maxwell

Browse Source 
This enables memory reclocking on Maxwell. Sadly without a PMU firmware it
is useless for gm20x gpus.

Signed-off-by: Karol Herbst <karolherbst@gmail.com>
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Karol Herbst 2016-07-17 21:36:49 +02:00 committed by Ben Skeggs
parent 114653c759
commit ebaf3e70aa
3 changed files with 9 additions and 12 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/nouveau/nvkm/subdev/fb/ram.h
View File

@ -24,6 +24,7 @@ int gf100_ram_ctor(const struct nvkm_ram_func *, struct nvkm_fb *,
int gf100_ram_get(struct nvkm_ram *, u64, u32, u32, u32, struct nvkm_mem **);
void gf100_ram_put(struct nvkm_ram *, struct nvkm_mem **);
int gk104_ram_ctor(struct nvkm_fb *, struct nvkm_ram **, u32);
int gk104_ram_init(struct nvkm_ram *ram);
/* RAM type-specific MR calculation routines */

8
drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgk104.c
View File

@ -1537,6 +1537,12 @@ gk104_ram_func = {
int
gk104_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
{
return gk104_ram_ctor(fb, pram, 0x022554);
}
int
gk104_ram_ctor(struct nvkm_fb *fb, struct nvkm_ram **pram, u32 maskaddr)
{
struct nvkm_subdev *subdev = &fb->subdev;
struct nvkm_device *device = subdev->device;
@ -1552,7 +1558,7 @@ gk104_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
return -ENOMEM;
*pram = &ram->base;
ret = gf100_ram_ctor(&gk104_ram_func, fb, 0x022554, &ram->base);
ret = gf100_ram_ctor(&gk104_ram_func, fb, maskaddr, &ram->base);
if (ret)
return ret;

12
drivers/gpu/drm/nouveau/nvkm/subdev/fb/ramgm107.c
View File

@ -23,18 +23,8 @@
*/
#include "ram.h"
static const struct nvkm_ram_func
gm107_ram_func = {
.init = gk104_ram_init,
.get = gf100_ram_get,
.put = gf100_ram_put,
};
int
gm107_ram_new(struct nvkm_fb *fb, struct nvkm_ram **pram)
{
if (!(*pram = kzalloc(sizeof(**pram), GFP_KERNEL)))
return -ENOMEM;
return gf100_ram_ctor(&gm107_ram_func, fb, 0x021c14, *pram);
return gk104_ram_ctor(fb, pram, 0x021c14);
}