- transition from "ioctl" interfaces

Signed-off-by: Ben Skeggs <bske...@nvidia.com>
---
 .../gpu/drm/nouveau/include/nvif/driverif.h   |  5 ++
 drivers/gpu/drm/nouveau/include/nvif/if000c.h |  6 --
 drivers/gpu/drm/nouveau/include/nvif/if000d.h |  1 -
 drivers/gpu/drm/nouveau/include/nvif/if500d.h |  1 -
 drivers/gpu/drm/nouveau/include/nvif/if900d.h |  1 -
 drivers/gpu/drm/nouveau/include/nvif/ifb00d.h |  1 -
 drivers/gpu/drm/nouveau/include/nvif/ifc00d.h |  1 -
 drivers/gpu/drm/nouveau/nouveau_dmem.c        |  1 -
 drivers/gpu/drm/nouveau/nouveau_svm.c         | 18 ++---
 drivers/gpu/drm/nouveau/nouveau_uvmm.c        |  1 -
 drivers/gpu/drm/nouveau/nvif/vmm.c            |  2 -
 .../gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c    | 43 ++++++------
 drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h |  8 ++-
 .../drm/nouveau/nvkm/subdev/mmu/vmmgp100.c    | 68 ++++++-------------
 .../drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c    |  2 +-
 .../drm/nouveau/nvkm/subdev/mmu/vmmgv100.c    |  2 +-
 .../drm/nouveau/nvkm/subdev/mmu/vmmtu102.c    |  2 +-
 17 files changed, 60 insertions(+), 103 deletions(-)
 delete mode 100644 drivers/gpu/drm/nouveau/include/nvif/if000c.h

diff --git a/drivers/gpu/drm/nouveau/include/nvif/driverif.h 
b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
index da5760df9e20..425c3184ff14 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/driverif.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/driverif.h
@@ -144,6 +144,11 @@ struct nvif_vmm_impl {
                int (*unmap)(struct nvif_vmm_priv *, u8 shift, u64 addr, u64 
size, bool sparse);
                int (*sparse)(struct nvif_vmm_priv *, u64 addr, u64 size, bool 
ref);
        } raw;
+
+       struct {
+               void (*replay)(struct nvif_vmm_priv *);
+               void (*cancel)(struct nvif_vmm_priv *, u64 inst, u8 hub, u8 
gpc, u8 client);
+       } fault;
 };
 
 struct nvif_mmu_impl {
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if000c.h 
b/drivers/gpu/drm/nouveau/include/nvif/if000c.h
deleted file mode 100644
index 61a12396e996..000000000000
--- a/drivers/gpu/drm/nouveau/include/nvif/if000c.h
+++ /dev/null
@@ -1,6 +0,0 @@
-#ifndef __NVIF_IF000C_H__
-#define __NVIF_IF000C_H__
-
-#define NVIF_VMM_V0_MTHD(i)                                         ((i) + 
0x80)
-
-#endif
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if000d.h 
b/drivers/gpu/drm/nouveau/include/nvif/if000d.h
index 516ec9401401..dff2d0f838e7 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if000d.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if000d.h
@@ -1,6 +1,5 @@
 #ifndef __NVIF_IF000D_H__
 #define __NVIF_IF000D_H__
-#include "if000c.h"
 
 struct nv04_vmm_vn {
        /* nvif_vmm_vX ... */
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if500d.h 
b/drivers/gpu/drm/nouveau/include/nvif/if500d.h
index c29a7822b363..c76433af0489 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if500d.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if500d.h
@@ -1,6 +1,5 @@
 #ifndef __NVIF_IF500D_H__
 #define __NVIF_IF500D_H__
-#include "if000c.h"
 
 struct nv50_vmm_vn {
        /* nvif_vmm_vX ... */
diff --git a/drivers/gpu/drm/nouveau/include/nvif/if900d.h 
b/drivers/gpu/drm/nouveau/include/nvif/if900d.h
index 49aa50583c3d..5a9d798b5619 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/if900d.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/if900d.h
@@ -1,6 +1,5 @@
 #ifndef __NVIF_IF900D_H__
 #define __NVIF_IF900D_H__
-#include "if000c.h"
 
 struct gf100_vmm_vn {
        /* nvif_vmm_vX ... */
diff --git a/drivers/gpu/drm/nouveau/include/nvif/ifb00d.h 
b/drivers/gpu/drm/nouveau/include/nvif/ifb00d.h
index a0e419830595..a0aedf37e91d 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/ifb00d.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/ifb00d.h
@@ -1,6 +1,5 @@
 #ifndef __NVIF_IFB00D_H__
 #define __NVIF_IFB00D_H__
-#include "if000c.h"
 
 struct gm200_vmm_vn {
        /* nvif_vmm_vX ... */
diff --git a/drivers/gpu/drm/nouveau/include/nvif/ifc00d.h 
b/drivers/gpu/drm/nouveau/include/nvif/ifc00d.h
index 4cabd613a280..700d4ab4369f 100644
--- a/drivers/gpu/drm/nouveau/include/nvif/ifc00d.h
+++ b/drivers/gpu/drm/nouveau/include/nvif/ifc00d.h
@@ -1,6 +1,5 @@
 #ifndef __NVIF_IFC00D_H__
 #define __NVIF_IFC00D_H__
-#include "if000c.h"
 
 struct gp100_vmm_vn {
        /* nvif_vmm_vX ... */
diff --git a/drivers/gpu/drm/nouveau/nouveau_dmem.c 
b/drivers/gpu/drm/nouveau/nouveau_dmem.c
index a2369841353d..fed91756846f 100644
--- a/drivers/gpu/drm/nouveau/nouveau_dmem.c
+++ b/drivers/gpu/drm/nouveau/nouveau_dmem.c
@@ -30,7 +30,6 @@
 #include <nvif/class.h>
 #include <nvif/object.h>
 #include <nvif/push906f.h>
-#include <nvif/if000c.h>
 #include <nvif/if500b.h>
 #include <nvif/if900b.h>
 
diff --git a/drivers/gpu/drm/nouveau/nouveau_svm.c 
b/drivers/gpu/drm/nouveau/nouveau_svm.c
index ab02bcc034fb..07fa00afe5b8 100644
--- a/drivers/gpu/drm/nouveau/nouveau_svm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_svm.c
@@ -379,11 +379,10 @@ nouveau_svmm_init(struct drm_device *dev, void *data,
 static void
 nouveau_svm_fault_replay(struct nouveau_svm *svm)
 {
+       struct nvif_vmm *vmm = &svm->drm->cli.vmm.vmm;
+
        SVM_DBG(svm, "replay");
-       WARN_ON(nvif_object_mthd(&svm->drm->client.vmm.vmm.object,
-                                GP100_VMM_VN_FAULT_REPLAY,
-                                &(struct gp100_vmm_fault_replay_vn) {},
-                                sizeof(struct gp100_vmm_fault_replay_vn)));
+       vmm->impl->fault.replay(vmm->priv);
 }
 
 /* Cancel a replayable fault that could not be handled.
@@ -395,15 +394,10 @@ static void
 nouveau_svm_fault_cancel(struct nouveau_svm *svm,
                         u64 inst, u8 hub, u8 gpc, u8 client)
 {
+       struct nvif_vmm *vmm = &svm->drm->cli.vmm.vmm;
+
        SVM_DBG(svm, "cancel %016llx %d %02x %02x", inst, hub, gpc, client);
-       WARN_ON(nvif_object_mthd(&svm->drm->client.vmm.vmm.object,
-                                GP100_VMM_VN_FAULT_CANCEL,
-                                &(struct gp100_vmm_fault_cancel_v0) {
-                                       .hub = hub,
-                                       .gpc = gpc,
-                                       .client = client,
-                                       .inst = inst,
-                                }, sizeof(struct gp100_vmm_fault_cancel_v0)));
+       vmm->impl->fault.cancel(vmm->priv, inst, hub, gpc, client);
 }
 
 static void
diff --git a/drivers/gpu/drm/nouveau/nouveau_uvmm.c 
b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
index 1340138bbc13..9589fdd09e22 100644
--- a/drivers/gpu/drm/nouveau/nouveau_uvmm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_uvmm.c
@@ -29,7 +29,6 @@
 #include <nvif/mem.h>
 
 #include <nvif/class.h>
-#include <nvif/if000c.h>
 #include <nvif/if900d.h>
 
 #define NOUVEAU_VA_SPACE_BITS          47 /* FIXME */
diff --git a/drivers/gpu/drm/nouveau/nvif/vmm.c 
b/drivers/gpu/drm/nouveau/nvif/vmm.c
index c3005f16a32e..fe342828ce8c 100644
--- a/drivers/gpu/drm/nouveau/nvif/vmm.c
+++ b/drivers/gpu/drm/nouveau/nvif/vmm.c
@@ -24,8 +24,6 @@
 #include <nvif/mem.h>
 #include <nvif/printf.h>
 
-#include <nvif/if000c.h>
-
 int
 nvif_vmm_unmap(struct nvif_vmm *vmm, u64 addr)
 {
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c
index 079ebaa64668..d8e7888410c3 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/uvmm.c
@@ -26,9 +26,6 @@
 #include <core/client.h>
 #include <core/memory.h>
 
-#include <nvif/if000c.h>
-#include <nvif/unpack.h>
-
 struct nvif_vmm_priv {
        struct nvkm_object object;
        struct nvkm_vmm *vmm;
@@ -49,6 +46,22 @@ nvkm_uvmm_search(struct nvkm_client *client, u64 handle)
        return nvkm_vmm_ref(container_of(object, struct nvif_vmm_priv, 
object)->vmm);
 }
 
+static void
+nvkm_uvmm_fault_cancel(struct nvif_vmm_priv *uvmm, u64 inst, u8 hub, u8 gpc, 
u8 client)
+{
+       struct nvkm_vmm *vmm = uvmm->vmm;
+
+       vmm->func->fault->cancel(vmm, inst, hub, gpc, client);
+}
+
+static void
+nvkm_uvmm_fault_replay(struct nvif_vmm_priv *uvmm)
+{
+       struct nvkm_vmm *vmm = uvmm->vmm;
+
+       vmm->func->fault->replay(vmm);
+}
+
 static int
 nvkm_uvmm_pfnclr(struct nvif_vmm_priv *uvmm, u64 addr, u64 size)
 {
@@ -356,24 +369,6 @@ nvkm_uvmm_raw_sparse(struct nvif_vmm_priv *uvmm, u64 addr, 
u64 size, bool ref)
        return nvkm_vmm_raw_sparse(vmm, addr, size, ref);
 }
 
-static int
-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_MTHD(0x00) ... NVIF_VMM_V0_MTHD(0x7f):
-               if (uvmm->vmm->func->mthd) {
-                       return uvmm->vmm->func->mthd(uvmm->vmm,
-                                                    uvmm->object.client,
-                                                    mthd, argv, argc);
-               }
-               break;
-       default:
-               break;
-       }
-       return -EINVAL;
-}
-
 static void
 nvkm_uvmm_del(struct nvif_vmm_priv *uvmm)
 {
@@ -410,7 +405,6 @@ nvkm_uvmm_dtor(struct nvkm_object *object)
 static const struct nvkm_object_func
 nvkm_uvmm = {
        .dtor = nvkm_uvmm_dtor,
-       .mthd = nvkm_uvmm_mthd,
 };
 
 int
@@ -469,6 +463,11 @@ nvkm_uvmm_new(struct nvkm_mmu *mmu, u8 type, u64 addr, u64 
size, void *argv, u32
                uvmm->impl.page_nr++;
        }
 
+       if (uvmm->vmm->replay) {
+               uvmm->impl.fault.replay = nvkm_uvmm_fault_replay;
+               uvmm->impl.fault.cancel = nvkm_uvmm_fault_cancel;
+       }
+
        *pimpl = &uvmm->impl;
        *ppriv = uvmm;
        *pobject = &uvmm->object;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h 
b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h
index f9bc30cdb2b3..a48ba1c95847 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmm.h
@@ -145,8 +145,10 @@ struct nvkm_vmm_func {
                     struct nvkm_vmm_map *);
        void (*flush)(struct nvkm_vmm *, int depth);
 
-       int (*mthd)(struct nvkm_vmm *, struct nvkm_client *,
-                   u32 mthd, void *argv, u32 argc);
+       const struct nvkm_vmm_func_fault {
+               void (*replay)(struct nvkm_vmm *);
+               void (*cancel)(struct nvkm_vmm *, u64 inst, u8 hub, u8 gpc, u8 
client);
+       } *fault;
 
        void (*invalidate_pdb)(struct nvkm_vmm *, u64 addr);
 
@@ -249,7 +251,7 @@ int gp100_vmm_new_(const struct nvkm_vmm_func *,
 int gp100_vmm_join(struct nvkm_vmm *, struct nvkm_memory *);
 int gp100_vmm_valid(struct nvkm_vmm *, void *, u32, struct nvkm_vmm_map *);
 void gp100_vmm_flush(struct nvkm_vmm *, int);
-int gp100_vmm_mthd(struct nvkm_vmm *, struct nvkm_client *, u32, void *, u32);
+extern const struct nvkm_vmm_func_fault gp100_vmm_fault;
 void gp100_vmm_invalidate_pdb(struct nvkm_vmm *, u64 addr);
 
 int gv100_vmm_join(struct nvkm_vmm *, struct nvkm_memory *);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c
index bddac77f48f0..36441ffe2e01 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp100.c
@@ -482,70 +482,42 @@ gp100_vmm_valid(struct nvkm_vmm *vmm, void *argv, u32 
argc,
        return 0;
 }
 
-static int
-gp100_vmm_fault_cancel(struct nvkm_vmm *vmm, void *argv, u32 argc)
+static void
+gp100_vmm_fault_cancel(struct nvkm_vmm *vmm, u64 inst, u8 hub, u8 gpc, u8 
client)
 {
        struct nvkm_device *device = vmm->mmu->subdev.device;
-       union {
-               struct gp100_vmm_fault_cancel_v0 v0;
-       } *args = argv;
-       int ret = -ENOSYS;
        u32 aper;
 
-       if ((ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false)))
-               return ret;
-
        /* Translate MaxwellFaultBufferA instance pointer to the same
         * format as the NV_GR_FECS_CURRENT_CTX register.
         */
-       aper = (args->v0.inst >> 8) & 3;
-       args->v0.inst >>= 12;
-       args->v0.inst |= aper << 28;
-       args->v0.inst |= 0x80000000;
+       aper = (inst >> 8) & 3;
+       inst >>= 12;
+       inst |= aper << 28;
+       inst |= 0x80000000;
 
        if (!WARN_ON(nvkm_gr_ctxsw_pause(device))) {
-               if (nvkm_gr_ctxsw_inst(device) == args->v0.inst) {
-                       gf100_vmm_invalidate(vmm, 0x0000001b
-                                            /* CANCEL_TARGETED. */ |
-                                            (args->v0.hub    << 20) |
-                                            (args->v0.gpc    << 15) |
-                                            (args->v0.client << 9));
+               if (nvkm_gr_ctxsw_inst(device) == inst) {
+                       gf100_vmm_invalidate(vmm, 0x0000001b /* 
CANCEL_TARGETED. */ |
+                                            (hub    << 20) |
+                                            (gpc    << 15) |
+                                            (client << 9));
                }
                WARN_ON(nvkm_gr_ctxsw_resume(device));
        }
-
-       return 0;
 }
 
-static int
-gp100_vmm_fault_replay(struct nvkm_vmm *vmm, void *argv, u32 argc)
+static void
+gp100_vmm_fault_replay(struct nvkm_vmm *vmm)
 {
-       union {
-               struct gp100_vmm_fault_replay_vn vn;
-       } *args = argv;
-       int ret = -ENOSYS;
-
-       if (!(ret = nvif_unvers(ret, &argv, &argc, args->vn))) {
-               gf100_vmm_invalidate(vmm, 0x0000000b); /* REPLAY_GLOBAL. */
-       }
-
-       return ret;
+       gf100_vmm_invalidate(vmm, 0x0000000b); /* REPLAY_GLOBAL. */
 }
 
-int
-gp100_vmm_mthd(struct nvkm_vmm *vmm,
-              struct nvkm_client *client, u32 mthd, void *argv, u32 argc)
-{
-       switch (mthd) {
-       case GP100_VMM_VN_FAULT_REPLAY:
-               return gp100_vmm_fault_replay(vmm, argv, argc);
-       case GP100_VMM_VN_FAULT_CANCEL:
-               return gp100_vmm_fault_cancel(vmm, argv, argc);
-       default:
-               break;
-       }
-       return -EINVAL;
-}
+const struct nvkm_vmm_func_fault
+gp100_vmm_fault = {
+       .replay = gp100_vmm_fault_replay,
+       .cancel = gp100_vmm_fault_cancel,
+};
 
 void
 gp100_vmm_invalidate_pdb(struct nvkm_vmm *vmm, u64 addr)
@@ -583,7 +555,7 @@ gp100_vmm = {
        .aper = gf100_vmm_aper,
        .valid = gp100_vmm_valid,
        .flush = gp100_vmm_flush,
-       .mthd = gp100_vmm_mthd,
+       .fault = &gp100_vmm_fault,
        .invalidate_pdb = gp100_vmm_invalidate_pdb,
        .page = {
                { 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx },
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c
index e081239afe58..d03f3761cb3f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgp10b.c
@@ -28,7 +28,7 @@ gp10b_vmm = {
        .aper = gk20a_vmm_aper,
        .valid = gp100_vmm_valid,
        .flush = gp100_vmm_flush,
-       .mthd = gp100_vmm_mthd,
+       .fault = &gp100_vmm_fault,
        .invalidate_pdb = gp100_vmm_invalidate_pdb,
        .page = {
                { 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx },
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgv100.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgv100.c
index f0e21f63253a..a68b7dbe8613 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgv100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgv100.c
@@ -66,7 +66,7 @@ gv100_vmm = {
        .aper = gf100_vmm_aper,
        .valid = gp100_vmm_valid,
        .flush = gp100_vmm_flush,
-       .mthd = gp100_vmm_mthd,
+       .fault = &gp100_vmm_fault,
        .invalidate_pdb = gp100_vmm_invalidate_pdb,
        .page = {
                { 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx },
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
index 8379e72d77ab..21cd1fe999da 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmtu102.c
@@ -57,7 +57,7 @@ tu102_vmm = {
        .aper = gf100_vmm_aper,
        .valid = gp100_vmm_valid,
        .flush = tu102_vmm_flush,
-       .mthd = gp100_vmm_mthd,
+       .fault = &gp100_vmm_fault,
        .page = {
                { 47, &gp100_vmm_desc_16[4], NVKM_VMM_PAGE_Sxxx },
                { 38, &gp100_vmm_desc_16[3], NVKM_VMM_PAGE_Sxxx },
-- 
2.41.0

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