p71924506
/
linux_old1
1
0
Fork 0
Code Issues Pull Requests Projects Releases Wiki Activity

drm/nouveau/mmu/gf100-: type-based vram allocation and bar mapping 

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2017-11-01 03:56:19 +10:00
parent 0766116157
commit 68af607d26
12 changed files with 140 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

1
drivers/gpu/drm/nouveau/include/nvif/class.h
View File

@ -17,6 +17,7 @@
#define NVIF_CLASS_MEM /* if000a.h */ 0x8000000a
#define NVIF_CLASS_MEM_NV04 /* if000b.h */ 0x8000000b
#define NVIF_CLASS_MEM_NV50 /* if500b.h */ 0x8000500b
#define NVIF_CLASS_MEM_GF100 /* if900b.h */ 0x8000900b
#define NVIF_CLASS_VMM /* if000c.h */ 0x8000000c
#define NVIF_CLASS_VMM_NV04 /* if000d.h */ 0x8000000d

23
drivers/gpu/drm/nouveau/include/nvif/if900b.h Normal file
View File

@ -0,0 +1,23 @@
#ifndef __NVIF_IF900B_H__
#define __NVIF_IF900B_H__
#include "if000a.h"
struct gf100_mem_vn {
/* nvif_mem_vX ... */
};
struct gf100_mem_v0 {
/* nvif_mem_vX ... */
__u8 version;
__u8 contig;
};
struct gf100_mem_map_vn {
};
struct gf100_mem_map_v0 {
__u8 version;
__u8 ro;
__u8 kind;
};
#endif

1
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/Kbuild
View File

@ -15,6 +15,7 @@ nvkm-y += nvkm/subdev/mmu/gp10b.o
nvkm-y += nvkm/subdev/mmu/mem.o
nvkm-y += nvkm/subdev/mmu/memnv04.o
nvkm-y += nvkm/subdev/mmu/memnv50.o
nvkm-y += nvkm/subdev/mmu/memgf100.o
nvkm-y += nvkm/subdev/mmu/vmm.o
nvkm-y += nvkm/subdev/mmu/vmmnv04.o

2
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gf100.c
View File

@ -21,6 +21,7 @@
*
* Authors: Ben Skeggs
*/
#include "mem.h"
#include "vmm.h"
#include <nvif/class.h>
@ -76,6 +77,7 @@ gf100_mmu = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gf100_vmm_new },
.kind = gf100_mmu_kind,
.kind_sys = true,

2
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk104.c
View File

@ -19,6 +19,7 @@
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "mem.h"
#include "vmm.h"
#include <nvif/class.h>
@ -28,6 +29,7 @@ gk104_mmu = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk104_vmm_new },
.kind = gf100_mmu_kind,
.kind_sys = true,

2
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gk20a.c
View File

@ -19,6 +19,7 @@
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "mem.h"
#include "vmm.h"
#include <nvif/class.h>
@ -28,6 +29,7 @@ gk20a_mmu = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GF100}, gk20a_vmm_new },
.kind = gf100_mmu_kind,
.kind_sys = true,

3
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm200.c
View File

@ -19,6 +19,7 @@
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "mem.h"
#include "vmm.h"
#include <subdev/fb.h>
@ -72,6 +73,7 @@ gm200_mmu = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
.vmm = {{ -1, 0, NVIF_CLASS_VMM_GM200}, gm200_vmm_new },
.kind = gm200_mmu_kind,
.kind_sys = true,
@ -82,6 +84,7 @@ gm200_mmu_fixed = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm200_vmm_new_fixed },
.kind = gm200_mmu_kind,
.kind_sys = true,

3
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gm20b.c
View File

@ -19,6 +19,7 @@
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "mem.h"
#include "vmm.h"
#include <subdev/fb.h>
@ -30,6 +31,7 @@ gm20b_mmu = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
.vmm = {{ -1, 0, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new },
.kind = gm200_mmu_kind,
.kind_sys = true,
@ -40,6 +42,7 @@ gm20b_mmu_fixed = {
.limit = (1ULL << 40),
.dma_bits = 40,
.lpg_shift = 17,
.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GM200}, gm20b_vmm_new_fixed },
.kind = gm200_mmu_kind,
.kind_sys = true,

2
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp100.c
View File

@ -19,6 +19,7 @@
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "mem.h"
#include "vmm.h"
#include <core/option.h>
@ -30,6 +31,7 @@ gp100_mmu = {
.limit = (1ULL << 49),
.dma_bits = 47,
.lpg_shift = 16,
.mem = {{ -1, 0, NVIF_CLASS_MEM_GF100}, gf100_mem_new, gf100_mem_map },
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp100_vmm_new },
.kind = gm200_mmu_kind,
.kind_sys = true,

2
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/gp10b.c
View File

@ -19,6 +19,7 @@
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "mem.h"
#include "vmm.h"
#include <core/option.h>
@ -30,6 +31,7 @@ gp10b_mmu = {
.limit = (1ULL << 49),
.dma_bits = 47,
.lpg_shift = 16,
.mem = {{ -1, -1, NVIF_CLASS_MEM_GF100}, .umap = gf100_mem_map },
.vmm = {{ -1, -1, NVIF_CLASS_VMM_GP100}, gp10b_vmm_new },
.kind = gm200_mmu_kind,
.kind_sys = true,

5
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/mem.h
View File

@ -15,4 +15,9 @@ int nv50_mem_new(struct nvkm_mmu *, int, u8, u64, void *, u32,
struct nvkm_memory **);
int nv50_mem_map(struct nvkm_mmu *, struct nvkm_memory *, void *, u32,
u64 *, u64 *, struct nvkm_vma **);
int gf100_mem_new(struct nvkm_mmu *, int, u8, u64, void *, u32,
struct nvkm_memory **);
int gf100_mem_map(struct nvkm_mmu *, struct nvkm_memory *, void *, u32,
u64 *, u64 *, struct nvkm_vma **);
#endif

94
drivers/gpu/drm/nouveau/nvkm/subdev/mmu/memgf100.c Normal file
View File

@ -0,0 +1,94 @@
/*
* Copyright 2017 Red Hat Inc.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
*/
#include "mem.h"
#include <core/memory.h>
#include <subdev/bar.h>
#include <subdev/fb.h>
#include <nvif/class.h>
#include <nvif/if900b.h>
#include <nvif/if900d.h>
#include <nvif/unpack.h>
int
gf100_mem_map(struct nvkm_mmu *mmu, struct nvkm_memory *memory, void *argv,
u32 argc, u64 *paddr, u64 *psize, struct nvkm_vma **pvma)
{
struct gf100_vmm_map_v0 uvmm = {};
union {
struct gf100_mem_map_vn vn;
struct gf100_mem_map_v0 v0;
} *args = argv;
struct nvkm_device *device = mmu->subdev.device;
struct nvkm_vmm *bar = nvkm_bar_bar1_vmm(device);
int ret = -ENOSYS;
if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) {
uvmm.ro = args->v0.ro;
uvmm.kind = args->v0.kind;
} else
if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) {
} else
return ret;
ret = nvkm_vmm_get(bar, nvkm_memory_page(memory),
nvkm_memory_size(memory), pvma);
if (ret)
return ret;
ret = nvkm_memory_map(memory, 0, bar, *pvma, &uvmm, sizeof(uvmm));
if (ret)
return ret;
*paddr = device->func->resource_addr(device, 1) + (*pvma)->addr;
*psize = (*pvma)->size;
return 0;
}
int
gf100_mem_new(struct nvkm_mmu *mmu, int type, u8 page, u64 size,
void *argv, u32 argc, struct nvkm_memory **pmemory)
{
union {
struct gf100_mem_vn vn;
struct gf100_mem_v0 v0;
} *args = argv;
int ret = -ENOSYS;
bool contig;
if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) {
contig = args->v0.contig;
} else
if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) {
contig = false;
} else
return ret;
if (mmu->type[type].type & (NVKM_MEM_DISP | NVKM_MEM_COMP))
type = NVKM_RAM_MM_NORMAL;
else
type = NVKM_RAM_MM_MIXED;
return nvkm_ram_get(mmu->subdev.device, type, 0x01, page,
size, contig, false, pmemory);
}