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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 18:49:45 +0000
commit2c3c1048746a4622d8c89a29670120dc8fab93c4 (patch)
tree848558de17fb3008cdf4d861b01ac7781903ce39 /drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c
parentInitial commit. (diff)
downloadlinux-2c3c1048746a4622d8c89a29670120dc8fab93c4.tar.xz
linux-2c3c1048746a4622d8c89a29670120dc8fab93c4.zip
Adding upstream version 6.1.76.upstream/6.1.76
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c')
-rw-r--r--drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c73
1 files changed, 73 insertions, 0 deletions
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c
new file mode 100644
index 000000000..5a9582dce
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/mmu/vmmgk20a.c
@@ -0,0 +1,73 @@
+/*
+ * 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 "vmm.h"
+
+#include <core/memory.h>
+
+int
+gk20a_vmm_aper(enum nvkm_memory_target target)
+{
+ switch (target) {
+ case NVKM_MEM_TARGET_NCOH: return 0;
+ default:
+ return -EINVAL;
+ }
+}
+
+static const struct nvkm_vmm_func
+gk20a_vmm_17 = {
+ .join = gf100_vmm_join,
+ .part = gf100_vmm_part,
+ .aper = gf100_vmm_aper,
+ .valid = gf100_vmm_valid,
+ .flush = gf100_vmm_flush,
+ .invalidate_pdb = gf100_vmm_invalidate_pdb,
+ .page = {
+ { 17, &gk104_vmm_desc_17_17[0], NVKM_VMM_PAGE_xxHC },
+ { 12, &gk104_vmm_desc_17_12[0], NVKM_VMM_PAGE_xxHx },
+ {}
+ }
+};
+
+static const struct nvkm_vmm_func
+gk20a_vmm_16 = {
+ .join = gf100_vmm_join,
+ .part = gf100_vmm_part,
+ .aper = gf100_vmm_aper,
+ .valid = gf100_vmm_valid,
+ .flush = gf100_vmm_flush,
+ .invalidate_pdb = gf100_vmm_invalidate_pdb,
+ .page = {
+ { 16, &gk104_vmm_desc_16_16[0], NVKM_VMM_PAGE_xxHC },
+ { 12, &gk104_vmm_desc_16_12[0], NVKM_VMM_PAGE_xxHx },
+ {}
+ }
+};
+
+int
+gk20a_vmm_new(struct nvkm_mmu *mmu, bool managed, u64 addr, u64 size,
+ void *argv, u32 argc, struct lock_class_key *key,
+ const char *name, struct nvkm_vmm **pvmm)
+{
+ return gf100_vmm_new_(&gk20a_vmm_16, &gk20a_vmm_17, mmu, managed, addr,
+ size, argv, argc, key, name, pvmm);
+}