NV2080_CTRL_CMD_INTERNAL_STATIC_KGR_GET_CONTEXT_BUFFERS_INFO has
incompatible changes in 550.40.07.

Signed-off-by: Ben Skeggs <bske...@nvidia.com>
Reviewed-by: Dave Airlie <airl...@redhat.com>
Reviewed-by: Timur Tabi <tt...@nvidia.com>
Tested-by: Timur Tabi <tt...@nvidia.com>
---
 .../nouveau/nvkm/subdev/gsp/rm/r535/fifo.c    |   4 +-
 .../drm/nouveau/nvkm/subdev/gsp/rm/r535/gr.c  | 186 ++++++++++--------
 .../drm/nouveau/nvkm/subdev/gsp/rm/r535/rm.c  |   1 +
 .../gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h   |   7 +
 4 files changed, 114 insertions(+), 84 deletions(-)

diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fifo.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fifo.c
index 55022ad67208..58a47c62690a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fifo.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/fifo.c
@@ -250,7 +250,7 @@ r535_gr_ctor(struct nvkm_engn *engn, struct nvkm_vctx 
*vctx, struct nvkm_chan *c
 }
 
 static const struct nvkm_engn_func
-r535_gr = {
+r535_engn_gr = {
        .nonstall = r535_engn_nonstall,
        .ctor2 = r535_gr_ctor,
 };
@@ -468,7 +468,7 @@ r535_fifo_runl_ctor(struct nvkm_fifo *fifo)
                        engn = nvkm_runl_add(runl, nv2080, &r535_engn_ce, type, 
inst);
                        break;
                case NVKM_ENGINE_GR:
-                       engn = nvkm_runl_add(runl, nv2080, &r535_gr, type, 
inst);
+                       engn = nvkm_runl_add(runl, nv2080, &r535_engn_gr, type, 
inst);
                        break;
                case NVKM_ENGINE_NVDEC:
                case NVKM_ENGINE_NVENC:
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gr.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gr.c
index 4c0df52e8683..e0fa88aa608f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gr.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/gr.c
@@ -170,10 +170,106 @@ r535_gr_units(struct nvkm_gr *gr)
        return (gsp->gr.tpcs << 8) | gsp->gr.gpcs;
 }
 
+static void
+r535_gr_get_ctxbuf_info(struct r535_gr *gr, int i,
+                       struct NV2080_CTRL_INTERNAL_ENGINE_CONTEXT_BUFFER_INFO 
*info)
+{
+       struct nvkm_subdev *subdev = &gr->base.engine.subdev;
+       static const struct {
+               u32     id0; /* 
NV0080_CTRL_FIFO_GET_ENGINE_CONTEXT_PROPERTIES_ENGINE_ID */
+               u32     id1; /* NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID */
+               bool global;
+               bool   init;
+               bool     ro;
+       } map[] = {
+#define _A(n,N,G,I,R) { .id0 = 
NV0080_CTRL_FIFO_GET_ENGINE_CONTEXT_PROPERTIES_ENGINE_ID_##n, \
+               .id1 = NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_##N, \
+               .global = (G), .init = (I), .ro = (R) }
+#define _B(N,G,I,R) _A(GRAPHICS_##N, N, (G), (I), (R))
+               /*                                       global   init     ro */
+               _A(           GRAPHICS,             MAIN, false,  true, false),
+               _B(                                PATCH, false,  true, false),
+               _A( GRAPHICS_BUNDLE_CB, BUFFER_BUNDLE_CB,  true, false, false),
+               _B(                             PAGEPOOL,  true, false, false),
+               _B(                         ATTRIBUTE_CB,  true, false, false),
+               _B(                        RTV_CB_GLOBAL,  true, false, false),
+               _B(                           FECS_EVENT,  true,  true, false),
+               _B(                      PRIV_ACCESS_MAP,  true,  true,  true),
+#undef _B
+#undef _A
+       };
+       u32 size = info->size;
+       u8 align, page;
+       int id;
+
+       for (id = 0; id < ARRAY_SIZE(map); id++) {
+               if (map[id].id0 == i)
+                       break;
+       }
+
+       nvkm_debug(subdev, "%02x: size:0x%08x %s\n", i,
+                  size, (id < ARRAY_SIZE(map)) ? "*" : "");
+       if (id >= ARRAY_SIZE(map))
+               return;
+
+       if (map[id].id1 == NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_MAIN)
+               size = ALIGN(size, 0x1000) + 64 * 0x1000; /* per-subctx headers 
*/
+
+       if      (size >= 1 << 21) page = 21;
+       else if (size >= 1 << 16) page = 16;
+       else                      page = 12;
+
+       if (map[id].id1 == NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_ATTRIBUTE_CB)
+               align = order_base_2(size);
+       else
+               align = page;
+
+       if (WARN_ON(gr->ctxbuf_nr == ARRAY_SIZE(gr->ctxbuf)))
+               return;
+
+       gr->ctxbuf[gr->ctxbuf_nr].bufferId = map[id].id1;
+       gr->ctxbuf[gr->ctxbuf_nr].size     = size;
+       gr->ctxbuf[gr->ctxbuf_nr].page     = page;
+       gr->ctxbuf[gr->ctxbuf_nr].align    = align;
+       gr->ctxbuf[gr->ctxbuf_nr].global   = map[id].global;
+       gr->ctxbuf[gr->ctxbuf_nr].init     = map[id].init;
+       gr->ctxbuf[gr->ctxbuf_nr].ro       = map[id].ro;
+       gr->ctxbuf_nr++;
+
+       if (map[id].id1 == 
NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_PRIV_ACCESS_MAP) {
+               if (WARN_ON(gr->ctxbuf_nr == ARRAY_SIZE(gr->ctxbuf)))
+                       return;
+
+               gr->ctxbuf[gr->ctxbuf_nr] = gr->ctxbuf[gr->ctxbuf_nr - 1];
+               gr->ctxbuf[gr->ctxbuf_nr].bufferId =
+                       
NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_UNRESTRICTED_PRIV_ACCESS_MAP;
+               gr->ctxbuf_nr++;
+       }
+}
+
+static int
+r535_gr_get_ctxbufs_info(struct r535_gr *gr)
+{
+       NV2080_CTRL_INTERNAL_STATIC_GR_GET_CONTEXT_BUFFERS_INFO_PARAMS *info;
+       struct nvkm_subdev *subdev = &gr->base.engine.subdev;
+       struct nvkm_gsp *gsp = subdev->device->gsp;
+
+       info = nvkm_gsp_rm_ctrl_rd(&gsp->internal.device.subdevice,
+                                  
NV2080_CTRL_CMD_INTERNAL_STATIC_KGR_GET_CONTEXT_BUFFERS_INFO,
+                                  sizeof(*info));
+       if (WARN_ON(IS_ERR(info)))
+               return PTR_ERR(info);
+
+       for (int i = 0; i < 
ARRAY_SIZE(info->engineContextBuffersInfo[0].engine); i++)
+               r535_gr_get_ctxbuf_info(gr, i, 
&info->engineContextBuffersInfo[0].engine[i]);
+
+       nvkm_gsp_rm_ctrl_done(&gsp->internal.device.subdevice, info);
+       return 0;
+}
+
 int
 r535_gr_oneinit(struct nvkm_gr *base)
 {
-       NV2080_CTRL_INTERNAL_STATIC_GR_GET_CONTEXT_BUFFERS_INFO_PARAMS *info;
        struct r535_gr *gr = container_of(base, typeof(*gr), base);
        struct nvkm_subdev *subdev = &gr->base.engine.subdev;
        struct nvkm_device *device = subdev->device;
@@ -269,88 +365,9 @@ r535_gr_oneinit(struct nvkm_gr *base)
         *
         * Also build the information that'll be used to create channel 
contexts.
         */
-       info = nvkm_gsp_rm_ctrl_rd(&gsp->internal.device.subdevice,
-                                  
NV2080_CTRL_CMD_INTERNAL_STATIC_KGR_GET_CONTEXT_BUFFERS_INFO,
-                                  sizeof(*info));
-       if (WARN_ON(IS_ERR(info))) {
-               ret = PTR_ERR(info);
+       ret = gsp->rm->api->gr->get_ctxbufs_info(gr);
+       if (ret)
                goto done;
-       }
-
-       for (int i = 0; i < 
ARRAY_SIZE(info->engineContextBuffersInfo[0].engine); i++) {
-               static const struct {
-                       u32     id0; /* 
NV0080_CTRL_FIFO_GET_ENGINE_CONTEXT_PROPERTIES_ENGINE_ID */
-                       u32     id1; /* NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID */
-                       bool global;
-                       bool   init;
-                       bool     ro;
-               } map[] = {
-#define _A(n,N,G,I,R) { .id0 = 
NV0080_CTRL_FIFO_GET_ENGINE_CONTEXT_PROPERTIES_ENGINE_ID_##n, \
-                       .id1 = NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_##N, \
-                       .global = (G), .init = (I), .ro = (R) }
-#define _B(N,G,I,R) _A(GRAPHICS_##N, N, (G), (I), (R))
-                       /*                                       global   init  
   ro */
-                       _A(           GRAPHICS,             MAIN, false,  true, 
false),
-                       _B(                                PATCH, false,  true, 
false),
-                       _A( GRAPHICS_BUNDLE_CB, BUFFER_BUNDLE_CB,  true, false, 
false),
-                       _B(                             PAGEPOOL,  true, false, 
false),
-                       _B(                         ATTRIBUTE_CB,  true, false, 
false),
-                       _B(                        RTV_CB_GLOBAL,  true, false, 
false),
-                       _B(                           FECS_EVENT,  true,  true, 
false),
-                       _B(                      PRIV_ACCESS_MAP,  true,  true, 
 true),
-#undef _B
-#undef _A
-               };
-               u32 size = info->engineContextBuffersInfo[0].engine[i].size;
-               u8 align, page;
-               int id;
-
-               for (id = 0; id < ARRAY_SIZE(map); id++) {
-                       if (map[id].id0 == i)
-                               break;
-               }
-
-               nvkm_debug(subdev, "%02x: size:0x%08x %s\n", i,
-                          size, (id < ARRAY_SIZE(map)) ? "*" : "");
-               if (id >= ARRAY_SIZE(map))
-                       continue;
-
-               if (map[id].id1 == NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_MAIN)
-                       size = ALIGN(size, 0x1000) + 64 * 0x1000; /* per-subctx 
headers */
-
-               if      (size >= 1 << 21) page = 21;
-               else if (size >= 1 << 16) page = 16;
-               else                      page = 12;
-
-               if (map[id].id1 == 
NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_ATTRIBUTE_CB)
-                       align = order_base_2(size);
-               else
-                       align = page;
-
-               if (WARN_ON(gr->ctxbuf_nr == ARRAY_SIZE(gr->ctxbuf)))
-                       continue;
-
-               gr->ctxbuf[gr->ctxbuf_nr].bufferId = map[id].id1;
-               gr->ctxbuf[gr->ctxbuf_nr].size     = size;
-               gr->ctxbuf[gr->ctxbuf_nr].page     = page;
-               gr->ctxbuf[gr->ctxbuf_nr].align    = align;
-               gr->ctxbuf[gr->ctxbuf_nr].global   = map[id].global;
-               gr->ctxbuf[gr->ctxbuf_nr].init     = map[id].init;
-               gr->ctxbuf[gr->ctxbuf_nr].ro       = map[id].ro;
-               gr->ctxbuf_nr++;
-
-               if (map[id].id1 == 
NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_PRIV_ACCESS_MAP) {
-                       if (WARN_ON(gr->ctxbuf_nr == ARRAY_SIZE(gr->ctxbuf)))
-                               continue;
-
-                       gr->ctxbuf[gr->ctxbuf_nr] = gr->ctxbuf[gr->ctxbuf_nr - 
1];
-                       gr->ctxbuf[gr->ctxbuf_nr].bufferId =
-                               
NV2080_CTRL_GPU_PROMOTE_CTX_BUFFER_ID_UNRESTRICTED_PRIV_ACCESS_MAP;
-                       gr->ctxbuf_nr++;
-               }
-       }
-
-       nvkm_gsp_rm_ctrl_done(&gsp->internal.device.subdevice, info);
 
        /* Promote golden context to RM. */
        ret = r535_gr_promote_ctx(gr, true, golden.vmm, gr->ctxbuf_mem, 
golden.vma, &golden.chan);
@@ -385,3 +402,8 @@ r535_gr_dtor(struct nvkm_gr *base)
        kfree(gr->base.func);
        return gr;
 }
+
+const struct nvkm_rm_api_gr
+r535_gr = {
+       .get_ctxbufs_info = r535_gr_get_ctxbufs_info,
+};
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rm.c 
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rm.c
index 8d41df85fb19..43cf44bf3abb 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rm.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/r535/rm.c
@@ -31,6 +31,7 @@ r535_api = {
        .disp = &r535_disp,
        .fifo = &r535_fifo,
        .ce = &r535_ce,
+       .gr = &r535_gr,
        .nvdec = &r535_nvdec,
        .nvenc = &r535_nvenc,
        .nvjpg = &r535_nvjpg,
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h 
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
index 8783c21af0e7..f085e25e4e08 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/rm/rm.h
@@ -7,6 +7,7 @@
 #define __NVKM_RM_H__
 #include "handles.h"
 struct nvkm_outp;
+struct r535_gr;
 
 struct nvkm_rm_impl {
        const struct nvkm_rm_wpr *wpr;
@@ -96,6 +97,11 @@ struct nvkm_rm_api {
                int (*alloc)(struct nvkm_gsp_object *chan, u32 handle, u32 
class, int inst,
                             struct nvkm_gsp_object *);
        } *ce, *nvdec, *nvenc, *nvjpg, *ofa;
+
+       const struct nvkm_rm_api_gr {
+               int (*get_ctxbufs_info)(struct r535_gr *);
+       } *gr;
+
 };
 
 extern const struct nvkm_rm_impl r535_rm_tu102;
@@ -109,6 +115,7 @@ extern const struct nvkm_rm_api_device r535_device;
 extern const struct nvkm_rm_api_disp r535_disp;
 extern const struct nvkm_rm_api_fifo r535_fifo;
 extern const struct nvkm_rm_api_engine r535_ce;
+extern const struct nvkm_rm_api_gr r535_gr;
 void *r535_gr_dtor(struct nvkm_gr *);
 int r535_gr_oneinit(struct nvkm_gr *);
 u64 r535_gr_units(struct nvkm_gr *);
-- 
2.49.0

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