From: Ben Skeggs <bskeggs@xxxxxxxxxx>
- add R535 implementation of DEVINIT, we need some of this for boot
- add display disable fuse for ga100-
Signed-off-by: Ben Skeggs <bskeggs@xxxxxxxxxx>
---
.../drm/nouveau/nvkm/subdev/devinit/Kbuild | 2 +
.../drm/nouveau/nvkm/subdev/devinit/ga100.c | 15 ++++++
.../drm/nouveau/nvkm/subdev/devinit/priv.h | 3 ++
.../drm/nouveau/nvkm/subdev/devinit/r535.c | 51 +++++++++++++++++++
.../drm/nouveau/nvkm/subdev/devinit/tu102.c | 4 ++
5 files changed, 75 insertions(+)
create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/devinit/r535.c
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/Kbuild
index d1abb64841da..5f97bffca979 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/Kbuild
@@ -16,3 +16,5 @@ nvkm-y += nvkm/subdev/devinit/gm200.o
nvkm-y += nvkm/subdev/devinit/gv100.o
nvkm-y += nvkm/subdev/devinit/tu102.o
nvkm-y += nvkm/subdev/devinit/ga100.o
+
+nvkm-y += nvkm/subdev/devinit/r535.o
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/ga100.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/ga100.c
index 6b280b05c4ca..5f0b12a1fc38 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/ga100.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/ga100.c
@@ -24,6 +24,7 @@
#include <subdev/bios.h>
#include <subdev/bios/pll.h>
#include <subdev/clk/pll.h>
+#include <subdev/gsp.h>
static int
ga100_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
@@ -62,8 +63,19 @@ ga100_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
return ret;
}
+static void
+ga100_devinit_disable(struct nvkm_devinit *init)
+{
+ struct nvkm_device *device = init->subdev.device;
+ u32 r820c04 = nvkm_rd32(device, 0x820c04);
+
+ if (r820c04 & 0x00000001)
+ nvkm_subdev_disable(device, NVKM_ENGINE_DISP, 0);
+}
+
static const struct nvkm_devinit_func
ga100_devinit = {
+ .disable = ga100_devinit_disable,
.init = nv50_devinit_init,
.post = tu102_devinit_post,
.pll_set = ga100_devinit_pll_set,
@@ -73,5 +85,8 @@ int
ga100_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_devinit **pinit)
{
+ if (nvkm_gsp_rm(device->gsp))
+ return r535_devinit_new(&ga100_devinit, device, type, inst, pinit);
+
return nv50_devinit_new_(&ga100_devinit, device, type, inst, pinit);
}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h
index a648482d06e9..06bbfdcc788c 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/priv.h
@@ -4,6 +4,9 @@
#define nvkm_devinit(p) container_of((p), struct nvkm_devinit, subdev)
#include <subdev/devinit.h>
+int r535_devinit_new(const struct nvkm_devinit_func *,
+ struct nvkm_device *, enum nvkm_subdev_type, int, struct nvkm_devinit **);
+
struct nvkm_devinit_func {
void *(*dtor)(struct nvkm_devinit *);
void (*preinit)(struct nvkm_devinit *);
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/r535.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/r535.c
new file mode 100644
index 000000000000..666eb93b1742
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/r535.c
@@ -0,0 +1,51 @@
+/*
+ * 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 "nv50.h"
+
+static void *
+r535_devinit_dtor(struct nvkm_devinit *devinit)
+{
+ kfree(devinit->func);
+ return devinit;
+}
+
+int
+r535_devinit_new(const struct nvkm_devinit_func *hw,
+ struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
+ struct nvkm_devinit **pdevinit)
+{
+ struct nvkm_devinit_func *rm;
+ int ret;
+
+ if (!(rm = kzalloc(sizeof(*rm), GFP_KERNEL)))
+ return -ENOMEM;
+
+ rm->dtor = r535_devinit_dtor;
+ rm->post = hw->post;
+ rm->disable = hw->disable;
+
+ ret = nv50_devinit_new_(rm, device, type, inst, pdevinit);
+ if (ret)
+ kfree(rm);
+
+ return ret;
+}
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c
index 40997ad1d101..f406b1525a4a 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/devinit/tu102.c
@@ -24,6 +24,7 @@
#include <subdev/bios.h>
#include <subdev/bios/pll.h>
#include <subdev/clk/pll.h>
+#include <subdev/gsp.h>
static int
tu102_devinit_pll_set(struct nvkm_devinit *init, u32 type, u32 freq)
@@ -100,5 +101,8 @@ int
tu102_devinit_new(struct nvkm_device *device, enum nvkm_subdev_type type, int inst,
struct nvkm_devinit **pinit)
{
+ if (nvkm_gsp_rm(device->gsp))
+ return r535_devinit_new(&tu102_devinit, device, type, inst, pinit);
+
return nv50_devinit_new_(&tu102_devinit, device, type, inst, pinit);
}
--
2.41.0
