- transition from "ioctl" interfaces
Signed-off-by: Ben Skeggs <bske...@nvidia.com>
---
.../gpu/drm/nouveau/include/nvif/driverif.h | 8 ++++
drivers/gpu/drm/nouveau/include/nvif/if000c.h | 12 ------
drivers/gpu/drm/nouveau/include/nvif/vmm.h | 8 ----
drivers/gpu/drm/nouveau/nouveau_bo.c | 20 +++++-----
drivers/gpu/drm/nouveau/nvif/vmm.c | 32 +--------------
.../gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c | 40 +++++--------------
6 files changed, 29 insertions(+), 91 deletions(-)
diff --git a/drivers/gpu/drm/nouveau/include/nvif/driverif.h
b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
index 8f1410ab8256..7540fe4d02c0 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/driverif.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
@@ -101,6 +101,14 @@ struct nvif_vmm_impl {
u64 start;
u64 limit;
u8 page_nr;
+
+ struct {
+ u8 shift;
+ bool sparse;
+ bool vram;
+ bool host;
+ bool comp;
+ } page[8];
};
struct nvif_mmu_impl {
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if000c.h
b/drivers/gpu/drm/nouveau/include/nvif/if000c.h
index c505c5de0088..f554062469c3 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if000c.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if000c.h
@@ -1,7 +1,6 @@
#ifndef __NVIF_IF000C_H__
#define __NVIF_IF000C_H__
-#define NVIF_VMM_V0_PAGE 0x00
#define NVIF_VMM_V0_GET 0x01
#define NVIF_VMM_V0_PUT 0x02
#define NVIF_VMM_V0_MAP 0x03
@@ -11,17 +10,6 @@
#define NVIF_VMM_V0_RAW 0x07
#define NVIF_VMM_V0_MTHD(i) ((i) +
0x80)
-struct nvif_vmm_page_v0 {
- __u8 version;
- __u8 index;
- __u8 shift;
- __u8 sparse;
- __u8 vram;
- __u8 host;
- __u8 comp;
- __u8 pad07[1];
-};
-
struct nvif_vmm_get_v0 {
__u8 version;
#define NVIF_VMM_GET_V0_ADDR 0x00
diff --git a/drivers/gpu/drm/nouveau/include/nvif/vmm.h
b/drivers/gpu/drm/nouveau/include/nvif/vmm.h
index c4b5d53d9bfd..3019ddc98782 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/vmm.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/vmm.h
@@ -20,14 +20,6 @@ struct nvif_vmm {
const struct nvif_vmm_impl *impl;
struct nvif_vmm_priv *priv;
struct nvif_object object;
-
- struct {
- u8 shift;
- bool sparse:1;
- bool vram:1;
- bool host:1;
- bool comp:1;
- } *page;
};
int nvif_vmm_ctor(struct nvif_mmu *, const char *name,
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c
b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 29e00f8fdd12..ed81872e2dba 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -273,21 +273,21 @@ nouveau_bo_alloc(struct nouveau_cli *cli, u64 *size, int
*align, u32 domain,
* Skip page sizes that can't support needed domains.
*/
if (cli->device.info.family > NV_DEVICE_INFO_V0_CURIE &&
- (domain & NOUVEAU_GEM_DOMAIN_VRAM) &&
!vmm->page[i].vram)
+ (domain & NOUVEAU_GEM_DOMAIN_VRAM) &&
!vmm->impl->page[i].vram)
continue;
if ((domain & NOUVEAU_GEM_DOMAIN_GART) &&
- (!vmm->page[i].host || vmm->page[i].shift >
PAGE_SHIFT))
+ (!vmm->impl->page[i].host ||
vmm->impl->page[i].shift > PAGE_SHIFT))
continue;
/* Select this page size if it's the first that supports
* the potential memory domains, or when it's compatible
* with the requested compression settings.
*/
- if (pi < 0 || !nvbo->comp || vmm->page[i].comp)
+ if (pi < 0 || !nvbo->comp || vmm->impl->page[i].comp)
pi = i;
/* Stop once the buffer is larger than the current page
size. */
- if (*size >= 1ULL << vmm->page[i].shift)
+ if (*size >= 1ULL << vmm->impl->page[i].shift)
break;
}
@@ -297,12 +297,12 @@ nouveau_bo_alloc(struct nouveau_cli *cli, u64 *size, int
*align, u32 domain,
}
/* Disable compression if suitable settings couldn't be found.
*/
- if (nvbo->comp && !vmm->page[pi].comp) {
+ if (nvbo->comp && !vmm->impl->page[pi].comp) {
if (mmu->object.oclass >= NVIF_CLASS_MMU_GF100)
nvbo->kind = mmu->impl->kind[nvbo->kind];
nvbo->comp = 0;
}
- nvbo->page = vmm->page[pi].shift;
+ nvbo->page = vmm->impl->page[pi].shift;
} else {
/* reject other tile flags when in VM mode. */
if (tile_mode)
@@ -319,24 +319,24 @@ nouveau_bo_alloc(struct nouveau_cli *cli, u64 *size, int
*align, u32 domain,
*
* Skip page sizes that can't support needed domains.
*/
- if ((domain & NOUVEAU_GEM_DOMAIN_VRAM) &&
!vmm->page[i].vram)
+ if ((domain & NOUVEAU_GEM_DOMAIN_VRAM) &&
!vmm->impl->page[i].vram)
continue;
if ((domain & NOUVEAU_GEM_DOMAIN_GART) &&
- (!vmm->page[i].host || vmm->page[i].shift >
PAGE_SHIFT))
+ (!vmm->impl->page[i].host ||
vmm->impl->page[i].shift > PAGE_SHIFT))
continue;
/* pick the last one as it will be smallest. */
pi = i;
/* Stop once the buffer is larger than the current page
size. */
- if (*size >= 1ULL << vmm->page[i].shift)
+ if (*size >= 1ULL << vmm->impl->page[i].shift)
break;
}
if (WARN_ON(pi < 0)) {
kfree(nvbo);
return ERR_PTR(-EINVAL);
}
- nvbo->page = vmm->page[pi].shift;
+ nvbo->page = vmm->impl->page[pi].shift;
}
nouveau_bo_fixup_align(nvbo, align, size);
diff --git a/drivers/gpu/drm/nouveau/nvif/vmm.c
b/drivers/gpu/drm/nouveau/nvif/vmm.c
index 35564e9c93ab..73c63bfd1e38 100644
--- a/drivers/gpu/drm/nouveau/nvif/vmm.c
+++ b/drivers/gpu/drm/nouveau/nvif/vmm.c
@@ -196,7 +196,6 @@ nvif_vmm_dtor(struct nvif_vmm *vmm)
if (!vmm->impl)
return;
- kfree(vmm->page);
vmm->impl->del(vmm->priv);
vmm->impl = NULL;
}
@@ -207,9 +206,7 @@ nvif_vmm_ctor(struct nvif_mmu *mmu, const char *name,
struct nvif_vmm *vmm)
{
const u32 oclass = mmu->impl->vmm.oclass;
- int ret, i;
-
- vmm->page = NULL;
+ int ret;
ret = mmu->impl->vmm.new(mmu->priv, type, addr, size, argv, argc,
&vmm->impl, &vmm->priv,
nvif_handle(&vmm->object));
@@ -218,32 +215,5 @@ nvif_vmm_ctor(struct nvif_mmu *mmu, const char *name,
return ret;
nvif_object_ctor(&mmu->object, name ?: "nvifVmm", 0, oclass,
&vmm->object);
-
- vmm->page = kmalloc_array(vmm->impl->page_nr, sizeof(*vmm->page),
- GFP_KERNEL);
- if (!vmm->page) {
- ret = -ENOMEM;
- goto done;
- }
-
- for (i = 0; i < vmm->impl->page_nr; i++) {
- struct nvif_vmm_page_v0 args = { .index = i };
-
- ret = nvif_object_mthd(&vmm->object, NVIF_VMM_V0_PAGE,
- &args, sizeof(args));
- if (ret)
- break;
-
- vmm->page[i].shift = args.shift;
- vmm->page[i].sparse = args.sparse;
- vmm->page[i].vram = args.vram;
- vmm->page[i].host = args.host;
- vmm->page[i].comp = args.comp;
- }
-
-done:
- if (ret)
- nvif_vmm_dtor(vmm);
-
return ret;
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c
b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c
index 28d491a03c59..15aa6a37060b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c
@@ -307,34 +307,6 @@ nvkm_uvmm_mthd_get(struct nvkm_uvmm *uvmm, void *argv, u32
argc)
return ret;
}
-static int
-nvkm_uvmm_mthd_page(struct nvkm_uvmm *uvmm, void *argv, u32 argc)
-{
- union {
- struct nvif_vmm_page_v0 v0;
- } *args = argv;
- const struct nvkm_vmm_page *page;
- int ret = -ENOSYS;
- u8 type, index, nr;
-
- page = uvmm->vmm->func->page;
- for (nr = 0; page[nr].shift; nr++);
-
- if (!(nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))) {
- if ((index = args->v0.index) >= nr)
- return -EINVAL;
- type = page[index].type;
- args->v0.shift = page[index].shift;
- args->v0.sparse = !!(type & NVKM_VMM_PAGE_SPARSE);
- args->v0.vram = !!(type & NVKM_VMM_PAGE_VRAM);
- args->v0.host = !!(type & NVKM_VMM_PAGE_HOST);
- args->v0.comp = !!(type & NVKM_VMM_PAGE_COMP);
- } else
- return -ENOSYS;
-
- return 0;
-}
-
static inline int
nvkm_uvmm_page_index(struct nvif_vmm_priv *uvmm, u64 size, u8 shift, u8 *refd)
{
@@ -502,7 +474,6 @@ nvkm_uvmm_mthd(struct nvkm_object *object, u32 mthd, void
*argv, u32 argc)
{
struct nvif_vmm_priv *uvmm = container_of(object, typeof(*uvmm),
object);
switch (mthd) {
- case NVIF_VMM_V0_PAGE : return nvkm_uvmm_mthd_page (uvmm, argv, argc);
case NVIF_VMM_V0_GET : return nvkm_uvmm_mthd_get (uvmm, argv, argc);
case NVIF_VMM_V0_PUT : return nvkm_uvmm_mthd_put (uvmm, argv, argc);
case NVIF_VMM_V0_MAP : return nvkm_uvmm_mthd_map (uvmm, argv, argc);
@@ -595,8 +566,17 @@ nvkm_uvmm_new(struct nvkm_mmu *mmu, u8 type, u64 addr, u64
size, void *argv, u32
uvmm->impl.limit = uvmm->vmm->limit;
page = uvmm->vmm->func->page;
- while (page && (page++)->shift)
+ for (int i = 0; page->shift; i++, page++) {
+ if (WARN_ON(i >= ARRAY_SIZE(uvmm->impl.page)))
+ break;
+
+ uvmm->impl.page[i].shift = page->shift;
+ uvmm->impl.page[i].sparse = !!(page->type &
NVKM_VMM_PAGE_SPARSE);
+ uvmm->impl.page[i].vram = !!(page->type & NVKM_VMM_PAGE_VRAM);
+ uvmm->impl.page[i].host = !!(page->type & NVKM_VMM_PAGE_HOST);
+ uvmm->impl.page[i].comp = !!(page->type & NVKM_VMM_PAGE_COMP);
uvmm->impl.page_nr++;
+ }
*pimpl = &uvmm->impl;
*ppriv = uvmm;
--
2.41.0
