From: Ben Skeggs <bskeggs@xxxxxxxxxx>
- add R535 implementation of VFN, minus interrupt table
Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
---
.../gpu/drm/nouveau/nvkm/subdev/vfn/Kbuild | 2 +
.../gpu/drm/nouveau/nvkm/subdev/vfn/ga100.c | 5 ++
.../gpu/drm/nouveau/nvkm/subdev/vfn/priv.h | 7 ++-
.../gpu/drm/nouveau/nvkm/subdev/vfn/r535.c | 50 +++++++++++++++++++
.../gpu/drm/nouveau/nvkm/subdev/vfn/tu102.c | 5 ++
5 files changed, 68 insertions(+), 1 deletion(-)
create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/vfn/r535.c
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/Kbuild
index 23cd21b40a25..23a85460615f 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/Kbuild
@@ -4,3 +4,5 @@ nvkm-y += nvkm/subdev/vfn/uvfn.o
nvkm-y += nvkm/subdev/vfn/gv100.o
nvkm-y += nvkm/subdev/vfn/tu102.o
nvkm-y += nvkm/subdev/vfn/ga100.o
+
+nvkm-y += nvkm/subdev/vfn/r535.o
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/ga100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/ga100.c
index fd5c6931322d..bb0bb6fda54b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/ga100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/ga100.c
@@ -21,6 +21,8 @@
*/
#include "priv.h"
+#include <subdev/gsp.h>
+
#include <nvif/class.h>
static const struct nvkm_intr_data
@@ -43,5 +45,8 @@ int
ga100_vfn_new(struct nvkm_device *device,
enum nvkm_subdev_type type, int inst, struct nvkm_vfn **pvfn)
{
+ if (nvkm_gsp_rm(device->gsp))
+ return r535_vfn_new(&ga100_vfn, device, type, inst, 0xb80000, pvfn);
+
return nvkm_vfn_new_(&ga100_vfn, device, type, inst, 0xb80000, pvfn);
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/priv.h
index 96d53c02041b..3a09781ad032 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/priv.h
@@ -5,16 +5,21 @@
#include <subdev/vfn.h>
struct nvkm_vfn_func {
+ void (*dtor)(struct nvkm_vfn *);
+
const struct nvkm_intr_func *intr;
const struct nvkm_intr_data *intrs;
struct {
u32 addr;
u32 size;
- const struct nvkm_sclass base;
+ struct nvkm_sclass base;
} user;
};
+int r535_vfn_new(const struct nvkm_vfn_func *hw, struct nvkm_device *, enum nvkm_subdev_type, int,
+ u32 addr, struct nvkm_vfn **);
+
int nvkm_vfn_new_(const struct nvkm_vfn_func *, struct nvkm_device *, enum nvkm_subdev_type, int,
u32 addr, struct nvkm_vfn **);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/r535.c
new file mode 100644
index 000000000000..dce337306cab
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/r535.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright 2023 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 "priv.h"
+
+static void
+r535_vfn_dtor(struct nvkm_vfn *vfn)
+{
+ kfree(vfn->func);
+}
+
+int
+r535_vfn_new(const struct nvkm_vfn_func *hw,
+ struct nvkm_device *device, enum nvkm_subdev_type type, int inst, u32 addr,
+ struct nvkm_vfn **pvfn)
+{
+ struct nvkm_vfn_func *rm;
+ int ret;
+
+ if (!(rm = kzalloc(sizeof(*rm), GFP_KERNEL)))
+ return -ENOMEM;
+
+ rm->dtor = r535_vfn_dtor;
+ rm->intr = hw->intr;
+ rm->user = hw->user;
+
+ ret = nvkm_vfn_new_(rm, device, type, inst, addr, pvfn);
+ if (ret)
+ kfree(rm);
+
+ return ret;
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/tu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/tu102.c
index 3d063fb5e136..a3bf13c5c79b 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/tu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/vfn/tu102.c
@@ -21,6 +21,8 @@
*/
#include "priv.h"
+#include <subdev/gsp.h>
+
#include <nvif/class.h>
static void
@@ -104,5 +106,8 @@ int
tu102_vfn_new(struct nvkm_device *device,
enum nvkm_subdev_type type, int inst, struct nvkm_vfn **pvfn)
{
+ if (nvkm_gsp_rm(device->gsp))
+ return r535_vfn_new(&tu102_vfn, device, type, inst, 0xb80000, pvfn);
+
return nvkm_vfn_new_(&tu102_vfn, device, type, inst, 0xb80000, pvfn);
}
--
2.41.0
