Set the max supported vGPU count according to the number of VFs when
SRIOV is supported on Ada.
Suggested-by: Jason Gunthorpe <j...@nvidia.com>
Cc: Surath Mitra <smi...@nvidia.com>
Signed-off-by: Zhi Wang <z...@nvidia.com>
---
drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h | 1 +
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c | 4 +++-
drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c | 1 +
3 files changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h
b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h
index c6fe2d9d47de..6e244af1e815 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/gsp.h
@@ -64,6 +64,7 @@ struct nvkm_gsp {
} frts, boot, elf, heap;
u64 addr;
u64 size;
+ u64 max_vgpu_count;
} wpr2;
struct {
u64 addr;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c
index 1e403dbd7323..80d6d73fe352 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/ad102.c
@@ -69,8 +69,10 @@ ad102_gsp_init_fw_heap(struct nvkm_gsp *gsp)
num_vfs = pci_sriov_get_totalvfs(device_pci->pdev);
if (!num_vfs)
nvkm_gsp_init_fw_heap(gsp, 0);
- else
+ else {
nvkm_gsp_init_fw_heap(gsp, 576 * SZ_1M);
+ gsp->fb.wpr2.max_vgpu_count = num_vfs;
+ }
if (gsp->fb.wpr2.heap.size <= SZ_256M)
return 0;
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
index 5a47201bf0c4..2647a83773d2 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/gsp/r535.c
@@ -1968,6 +1968,7 @@ r535_gsp_wpr_meta_init(struct nvkm_gsp *gsp)
meta->partitionRpcAddr = 0;
meta->partitionRpcRequestOffset = 0;
meta->partitionRpcReplyOffset = 0;
+ meta->gspFwHeapVfPartitionCount = gsp->fb.wpr2.max_vgpu_count;
meta->verified = 0;
return 0;
}
--
2.34.1
