From 532a099cfa20a6d6572d22eaf9a75b80df597576 Mon Sep 17 00:00:00 2001
From: Ben Skeggs <bskeggs@redhat.com>
Date: Wed, 15 Jan 2020 06:34:21 +1000
Subject: drm/nouveau/core: define ACR subdev
Git-commit: 31bef57f6ce37a7382d89ab117b9e33bf92a0e8b
Patch-mainline: v5.6-rc1
References: jsc#SLE-12680, jsc#SLE-12880, jsc#SLE-12882, jsc#SLE-12883, jsc#SLE-13496, jsc#SLE-15322
This will replace the current SECBOOT subdev for handling firmware on
secure falcons.
Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
Signed-off-by: Patrik Jakobsson <pjakobsson@suse.de>
---
drivers/gpu/drm/nouveau/include/nvkm/core/device.h | 3 +++
drivers/gpu/drm/nouveau/include/nvkm/subdev/acr.h | 10 ++++++++++
drivers/gpu/drm/nouveau/nvkm/core/subdev.c | 1 +
drivers/gpu/drm/nouveau/nvkm/engine/device/base.c | 2 ++
drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h | 1 +
drivers/gpu/drm/nouveau/nvkm/subdev/Kbuild | 1 +
drivers/gpu/drm/nouveau/nvkm/subdev/acr/Kbuild | 1 +
7 files changed, 19 insertions(+)
create mode 100644 drivers/gpu/drm/nouveau/include/nvkm/subdev/acr.h
create mode 100644 drivers/gpu/drm/nouveau/nvkm/subdev/acr/Kbuild
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
index 6d55cd0476aa..3d42139c3f37 100644
--- a/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
+++ b/drivers/gpu/drm/nouveau/include/nvkm/core/device.h
@@ -23,6 +23,7 @@ enum nvkm_devidx {
NVKM_SUBDEV_MMU,
NVKM_SUBDEV_BAR,
NVKM_SUBDEV_FAULT,
+ NVKM_SUBDEV_ACR,
NVKM_SUBDEV_PMU,
NVKM_SUBDEV_VOLT,
NVKM_SUBDEV_ICCSENSE,
@@ -129,6 +130,7 @@ struct nvkm_device {
struct notifier_block nb;
} acpi;
+ struct nvkm_acr *acr;
struct nvkm_bar *bar;
struct nvkm_bios *bios;
struct nvkm_bus *bus;
@@ -202,6 +204,7 @@ struct nvkm_device_quirk {
struct nvkm_device_chip {
const char *name;
+ int (*acr )(struct nvkm_device *, int idx, struct nvkm_acr **);
int (*bar )(struct nvkm_device *, int idx, struct nvkm_bar **);
int (*bios )(struct nvkm_device *, int idx, struct nvkm_bios **);
int (*bus )(struct nvkm_device *, int idx, struct nvkm_bus **);
diff --git a/drivers/gpu/drm/nouveau/include/nvkm/subdev/acr.h b/drivers/gpu/drm/nouveau/include/nvkm/subdev/acr.h
new file mode 100644
index 000000000000..e2932395ab26
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/include/nvkm/subdev/acr.h
@@ -0,0 +1,10 @@
+/* SPDX-License-Identifier: MIT */
+#ifndef __NVKM_ACR_H__
+#define __NVKM_ACR_H__
+#define nvkm_acr(p) container_of((p), struct nvkm_acr, subdev)
+#include <core/subdev.h>
+
+struct nvkm_acr {
+ struct nvkm_subdev subdev;
+};
+#endif
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/subdev.c b/drivers/gpu/drm/nouveau/nvkm/core/subdev.c
index 245990de1e90..aecb48434947 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/subdev.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/subdev.c
@@ -30,6 +30,7 @@ static struct lock_class_key nvkm_subdev_lock_class[NVKM_SUBDEV_NR];
const char *
nvkm_subdev_name[NVKM_SUBDEV_NR] = {
+ [NVKM_SUBDEV_ACR ] = "acr",
[NVKM_SUBDEV_BAR ] = "bar",
[NVKM_SUBDEV_VBIOS ] = "bios",
[NVKM_SUBDEV_BUS ] = "bus",
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
index eba450e689b2..401323dc4a85 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/base.c
@@ -2638,6 +2638,7 @@ nvkm_device_subdev(struct nvkm_device *device, int index)
switch (index) {
#define _(n,p,m) case NVKM_SUBDEV_##n: if (p) return (m); break
+ _(ACR , device->acr , &device->acr->subdev);
_(BAR , device->bar , &device->bar->subdev);
_(VBIOS , device->bios , &device->bios->subdev);
_(BUS , device->bus , &device->bus->subdev);
@@ -3144,6 +3145,7 @@ nvkm_device_ctor(const struct nvkm_device_func *func,
} \
break
switch (i) {
+ _(NVKM_SUBDEV_ACR , acr);
_(NVKM_SUBDEV_BAR , bar);
_(NVKM_SUBDEV_VBIOS , bios);
_(NVKM_SUBDEV_BUS , bus);
diff --git a/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h b/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
index d8be2f77ac66..0f83ca3166af 100644
--- a/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
+++ b/drivers/gpu/drm/nouveau/nvkm/engine/device/priv.h
@@ -3,6 +3,7 @@
#define __NVKM_DEVICE_PRIV_H__
#include <core/device.h>
+#include <subdev/acr.h>
#include <subdev/bar.h>
#include <subdev/bios.h>
#include <subdev/bus.h>
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/Kbuild
index 4e136f3d7c28..bb3e53f891c5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/subdev/Kbuild
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/Kbuild
@@ -1,4 +1,5 @@
# SPDX-License-Identifier: MIT
+include $(src)/nvkm/subdev/acr/Kbuild
include $(src)/nvkm/subdev/bar/Kbuild
include $(src)/nvkm/subdev/bios/Kbuild
include $(src)/nvkm/subdev/bus/Kbuild
diff --git a/drivers/gpu/drm/nouveau/nvkm/subdev/acr/Kbuild b/drivers/gpu/drm/nouveau/nvkm/subdev/acr/Kbuild
new file mode 100644
index 000000000000..548d2d447de6
--- /dev/null
+++ b/drivers/gpu/drm/nouveau/nvkm/subdev/acr/Kbuild
@@ -0,0 +1 @@
+# SPDX-License-Identifier: MIT
--
2.28.0