Merge tag 'drm-misc-next-2024-08-01' of https://gitlab.freedesktop.org/drm/misc/kernel into drm-next

drm-misc-next for v6.12:

UAPI Changes:

virtio:
- Define DRM capset

Cross-subsystem Changes:

dma-buf:
- heaps: Clean up documentation

printk:
- Pass description to kmsg_dump()

Core Changes:

CI:
- Update IGT tests
- Point upstream repo to GitLab instance

modesetting:
- Introduce Power Saving Policy property for connectors
- Add might_fault() to drm_modeset_lock priming
- Add dynamic per-crtc vblank configuration support

panic:
- Avoid build-time interference with framebuffer console

docs:
- Document Colorspace property

scheduler:
- Remove full_recover from drm_sched_start

TTM:
- Make LRU walk restartable after dropping locks
- Allow direct reclaim to allocate local memory

Driver Changes:

amdgpu:
- Support Power Saving Policy connector property

ast:
- astdp: Support AST2600 with VGA; Clean up HPD

bridge:
- Silence error message on -EPROBE_DEFER
- analogix: Clean aup
- bridge-connector: Fix double free
- lt6505: Disable interrupt when powered off
- tc358767: Make default DP port preemphasis configurable

gma500:
- Update i2c terminology

ivpu:
- Add MODULE_FIRMWARE()

lcdif:
- Fix pixel clock

loongson:
- Use GEM refcount over TTM's

mgag200:
- Improve BMC handling
- Support VBLANK intterupts

nouveau:
- Refactor and clean up internals
- Use GEM refcount over TTM's

panel:
- Shutdown fixes plus documentation
- Refactor several drivers for better code sharing
- boe-th101mb31ig002: Support for starry-er88577 MIPI-DSI panel plus
  DT; Fix porch parameter
- edp: Support AOU B116XTN02.3, AUO B116XAN06.1, AOU B116XAT04.1,
  BOE NV140WUM-N41, BOE NV133WUM-N63, BOE NV116WHM-A4D, CMN N116BCA-EA2,
  CMN N116BCP-EA2, CSW MNB601LS1-4
- himax-hx8394: Support Microchip AC40T08A MIPI Display panel plus DT
- ilitek-ili9806e: Support Densitron DMT028VGHMCMI-1D TFT plus DT
- jd9365da: Support Melfas lmfbx101117480 MIPI-DSI panel plus DT; Refactor
  for code sharing

sti:
- Fix module owner

stm:
- Avoid UAF wih managed plane and CRTC helpers
- Fix module owner
- Fix error handling in probe
- Depend on COMMON_CLK
- ltdc: Fix transparency after disabling plane; Remove unused interrupt

tegra:
- Call drm_atomic_helper_shutdown()

v3d:
- Clean up perfmon

vkms:
- Clean up

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
From: Thomas Zimmermann <tzimmermann@suse.de>
Link: https://patchwork.freedesktop.org/patch/msgid/20240801121406.GA102996@linux.fritz.box

5 files changed, 10 insertions, 241 deletions

diff --git a/drivers/gpu/drm/nouveau/nvkm/core/client.c b/drivers/gpu/drm/nouveau/nvkm/core/client.c
index c55662937ab2..72c88db627a5 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/client.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/client.c
@@ -42,7 +42,7 @@ nvkm_uclient_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
 
 	if (!(ret = nvif_unpack(ret, &argv, &argc, args->v0, 0, 0, false))){
 		args->v0.name[sizeof(args->v0.name) - 1] = 0;
-		ret = nvkm_client_new(args->v0.name, args->v0.device, NULL,
+		ret = nvkm_client_new(args->v0.name, oclass->client->device, NULL,
 				      NULL, oclass->client->event, &client);
 		if (ret)
 			return ret;
@@ -51,8 +51,6 @@ nvkm_uclient_new(const struct nvkm_oclass *oclass, void *argv, u32 argc,
 
 	client->object.client = oclass->client;
 	client->object.handle = oclass->handle;
-	client->object.route  = oclass->route;
-	client->object.token  = oclass->token;
 	client->object.object = oclass->object;
 	client->debug = oclass->client->debug;
 	*pobject = &client->object;
@@ -67,58 +65,6 @@ nvkm_uclient_sclass = {
 	.ctor = nvkm_uclient_new,
 };
 
-static const struct nvkm_object_func nvkm_client;
-struct nvkm_client *
-nvkm_client_search(struct nvkm_client *client, u64 handle)
-{
-	struct nvkm_object *object;
-
-	object = nvkm_object_search(client, handle, &nvkm_client);
-	if (IS_ERR(object))
-		return (void *)object;
-
-	return nvkm_client(object);
-}
-
-static int
-nvkm_client_mthd_devlist(struct nvkm_client *client, void *data, u32 size)
-{
-	union {
-		struct nvif_client_devlist_v0 v0;
-	} *args = data;
-	int ret = -ENOSYS;
-
-	nvif_ioctl(&client->object, "client devlist size %d\n", size);
-	if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
-		nvif_ioctl(&client->object, "client devlist vers %d count %d\n",
-			   args->v0.version, args->v0.count);
-		if (size == sizeof(args->v0.device[0]) * args->v0.count) {
-			ret = nvkm_device_list(args->v0.device, args->v0.count);
-			if (ret >= 0) {
-				args->v0.count = ret;
-				ret = 0;
-			}
-		} else {
-			ret = -EINVAL;
-		}
-	}
-
-	return ret;
-}
-
-static int
-nvkm_client_mthd(struct nvkm_object *object, u32 mthd, void *data, u32 size)
-{
-	struct nvkm_client *client = nvkm_client(object);
-	switch (mthd) {
-	case NVIF_CLIENT_V0_DEVLIST:
-		return nvkm_client_mthd_devlist(client, data, size);
-	default:
-		break;
-	}
-	return -EINVAL;
-}
-
 static int
 nvkm_client_child_new(const struct nvkm_oclass *oclass,
 		      void *data, u32 size, struct nvkm_object **pobject)
@@ -144,12 +90,6 @@ nvkm_client_child_get(struct nvkm_object *object, int index,
 	return 0;
 }
 
-static int
-nvkm_client_fini(struct nvkm_object *object, bool suspend)
-{
-	return 0;
-}
-
 static void *
 nvkm_client_dtor(struct nvkm_object *object)
 {
@@ -159,8 +99,6 @@ nvkm_client_dtor(struct nvkm_object *object)
 static const struct nvkm_object_func
 nvkm_client = {
 	.dtor = nvkm_client_dtor,
-	.fini = nvkm_client_fini,
-	.mthd = nvkm_client_mthd,
 	.sclass = nvkm_client_child_get,
 };
 
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c
index 0b33287e43a7..45051a1249da 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/ioctl.c
@@ -33,18 +33,7 @@ static int
 nvkm_ioctl_nop(struct nvkm_client *client,
 	       struct nvkm_object *object, void *data, u32 size)
 {
-	union {
-		struct nvif_ioctl_nop_v0 v0;
-	} *args = data;
-	int ret = -ENOSYS;
-
-	nvif_ioctl(object, "nop size %d\n", size);
-	if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
-		nvif_ioctl(object, "nop vers %lld\n", args->v0.version);
-		args->v0.version = NVIF_VERSION_LATEST;
-	}
-
-	return ret;
+	return -ENOSYS;
 }
 
 #include <nvif/class.h>
@@ -112,10 +101,9 @@ nvkm_ioctl_new(struct nvkm_client *client,
 
 	nvif_ioctl(parent, "new size %d\n", size);
 	if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, true))) {
-		nvif_ioctl(parent, "new vers %d handle %08x class %08x "
-				   "route %02x token %llx object %016llx\n",
+		nvif_ioctl(parent, "new vers %d handle %08x class %08x object %016llx\n",
 			   args->v0.version, args->v0.handle, args->v0.oclass,
-			   args->v0.route, args->v0.token, args->v0.object);
+			   args->v0.object);
 	} else
 		return ret;
 
@@ -127,8 +115,6 @@ nvkm_ioctl_new(struct nvkm_client *client,
 	do {
 		memset(&oclass, 0x00, sizeof(oclass));
 		oclass.handle = args->v0.handle;
-		oclass.route  = args->v0.route;
-		oclass.token  = args->v0.token;
 		oclass.object = args->v0.object;
 		oclass.client = client;
 		oclass.parent = parent;
@@ -205,69 +191,14 @@ static int
 nvkm_ioctl_rd(struct nvkm_client *client,
 	      struct nvkm_object *object, void *data, u32 size)
 {
-	union {
-		struct nvif_ioctl_rd_v0 v0;
-	} *args = data;
-	union {
-		u8  b08;
-		u16 b16;
-		u32 b32;
-	} v;
-	int ret = -ENOSYS;
-
-	nvif_ioctl(object, "rd size %d\n", size);
-	if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
-		nvif_ioctl(object, "rd vers %d size %d addr %016llx\n",
-			   args->v0.version, args->v0.size, args->v0.addr);
-		switch (args->v0.size) {
-		case 1:
-			ret = nvkm_object_rd08(object, args->v0.addr, &v.b08);
-			args->v0.data = v.b08;
-			break;
-		case 2:
-			ret = nvkm_object_rd16(object, args->v0.addr, &v.b16);
-			args->v0.data = v.b16;
-			break;
-		case 4:
-			ret = nvkm_object_rd32(object, args->v0.addr, &v.b32);
-			args->v0.data = v.b32;
-			break;
-		default:
-			ret = -EINVAL;
-			break;
-		}
-	}
-
-	return ret;
+	return -ENOSYS;
 }
 
 static int
 nvkm_ioctl_wr(struct nvkm_client *client,
 	      struct nvkm_object *object, void *data, u32 size)
 {
-	union {
-		struct nvif_ioctl_wr_v0 v0;
-	} *args = data;
-	int ret = -ENOSYS;
-
-	nvif_ioctl(object, "wr size %d\n", size);
-	if (!(ret = nvif_unpack(ret, &data, &size, args->v0, 0, 0, false))) {
-		nvif_ioctl(object,
-			   "wr vers %d size %d addr %016llx data %08x\n",
-			   args->v0.version, args->v0.size, args->v0.addr,
-			   args->v0.data);
-	} else
-		return ret;
-
-	switch (args->v0.size) {
-	case 1: return nvkm_object_wr08(object, args->v0.addr, args->v0.data);
-	case 2: return nvkm_object_wr16(object, args->v0.addr, args->v0.data);
-	case 4: return nvkm_object_wr32(object, args->v0.addr, args->v0.data);
-	default:
-		break;
-	}
-
-	return -EINVAL;
+	return -ENOSYS;
 }
 
 static int
@@ -331,7 +262,7 @@ nvkm_ioctl_v0[] = {
 
 static int
 nvkm_ioctl_path(struct nvkm_client *client, u64 handle, u32 type,
-		void *data, u32 size, u8 owner, u8 *route, u64 *token)
+		void *data, u32 size)
 {
 	struct nvkm_object *object;
 	int ret;
@@ -342,13 +273,6 @@ nvkm_ioctl_path(struct nvkm_client *client, u64 handle, u32 type,
 		return PTR_ERR(object);
 	}
 
-	if (owner != NVIF_IOCTL_V0_OWNER_ANY && owner != object->route) {
-		nvif_ioctl(&client->object, "route != owner\n");
-		return -EACCES;
-	}
-	*route = object->route;
-	*token = object->token;
-
 	if (ret = -EINVAL, type < ARRAY_SIZE(nvkm_ioctl_v0)) {
 		if (nvkm_ioctl_v0[type].version == 0)
 			ret = nvkm_ioctl_v0[type].func(client, object, data, size);
@@ -374,8 +298,7 @@ nvkm_ioctl(struct nvkm_client *client, void *data, u32 size, void **hack)
 			   args->v0.version, args->v0.type, args->v0.object,
 			   args->v0.owner);
 		ret = nvkm_ioctl_path(client, args->v0.object, args->v0.type,
-				      data, size, args->v0.owner,
-				      &args->v0.route, &args->v0.token);
+				      data, size);
 	}
 
 	if (ret != 1) {
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/object.c b/drivers/gpu/drm/nouveau/nvkm/core/object.c
index aea3ba72027a..390c265cf8af 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/object.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/object.c
@@ -133,54 +133,6 @@ nvkm_object_unmap(struct nvkm_object *object)
 }
 
 int
-nvkm_object_rd08(struct nvkm_object *object, u64 addr, u8 *data)
-{
-	if (likely(object->func->rd08))
-		return object->func->rd08(object, addr, data);
-	return -ENODEV;
-}
-
-int
-nvkm_object_rd16(struct nvkm_object *object, u64 addr, u16 *data)
-{
-	if (likely(object->func->rd16))
-		return object->func->rd16(object, addr, data);
-	return -ENODEV;
-}
-
-int
-nvkm_object_rd32(struct nvkm_object *object, u64 addr, u32 *data)
-{
-	if (likely(object->func->rd32))
-		return object->func->rd32(object, addr, data);
-	return -ENODEV;
-}
-
-int
-nvkm_object_wr08(struct nvkm_object *object, u64 addr, u8 data)
-{
-	if (likely(object->func->wr08))
-		return object->func->wr08(object, addr, data);
-	return -ENODEV;
-}
-
-int
-nvkm_object_wr16(struct nvkm_object *object, u64 addr, u16 data)
-{
-	if (likely(object->func->wr16))
-		return object->func->wr16(object, addr, data);
-	return -ENODEV;
-}
-
-int
-nvkm_object_wr32(struct nvkm_object *object, u64 addr, u32 data)
-{
-	if (likely(object->func->wr32))
-		return object->func->wr32(object, addr, data);
-	return -ENODEV;
-}
-
-int
 nvkm_object_bind(struct nvkm_object *object, struct nvkm_gpuobj *gpuobj,
 		 int align, struct nvkm_gpuobj **pgpuobj)
 {
@@ -313,8 +265,6 @@ nvkm_object_ctor(const struct nvkm_object_func *func,
 	object->engine = nvkm_engine_ref(oclass->engine);
 	object->oclass = oclass->base.oclass;
 	object->handle = oclass->handle;
-	object->route  = oclass->route;
-	object->token  = oclass->token;
 	object->object = oclass->object;
 	INIT_LIST_HEAD(&object->head);
 	INIT_LIST_HEAD(&object->tree);
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c
index 3385528da650..5db80d1780f0 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/oproxy.c
@@ -56,42 +56,6 @@ nvkm_oproxy_unmap(struct nvkm_object *object)
 }
 
 static int
-nvkm_oproxy_rd08(struct nvkm_object *object, u64 addr, u8 *data)
-{
-	return nvkm_object_rd08(nvkm_oproxy(object)->object, addr, data);
-}
-
-static int
-nvkm_oproxy_rd16(struct nvkm_object *object, u64 addr, u16 *data)
-{
-	return nvkm_object_rd16(nvkm_oproxy(object)->object, addr, data);
-}
-
-static int
-nvkm_oproxy_rd32(struct nvkm_object *object, u64 addr, u32 *data)
-{
-	return nvkm_object_rd32(nvkm_oproxy(object)->object, addr, data);
-}
-
-static int
-nvkm_oproxy_wr08(struct nvkm_object *object, u64 addr, u8 data)
-{
-	return nvkm_object_wr08(nvkm_oproxy(object)->object, addr, data);
-}
-
-static int
-nvkm_oproxy_wr16(struct nvkm_object *object, u64 addr, u16 data)
-{
-	return nvkm_object_wr16(nvkm_oproxy(object)->object, addr, data);
-}
-
-static int
-nvkm_oproxy_wr32(struct nvkm_object *object, u64 addr, u32 data)
-{
-	return nvkm_object_wr32(nvkm_oproxy(object)->object, addr, data);
-}
-
-static int
 nvkm_oproxy_bind(struct nvkm_object *object, struct nvkm_gpuobj *parent,
 		 int align, struct nvkm_gpuobj **pgpuobj)
 {
@@ -197,12 +161,6 @@ nvkm_oproxy_func = {
 	.ntfy = nvkm_oproxy_ntfy,
 	.map = nvkm_oproxy_map,
 	.unmap = nvkm_oproxy_unmap,
-	.rd08 = nvkm_oproxy_rd08,
-	.rd16 = nvkm_oproxy_rd16,
-	.rd32 = nvkm_oproxy_rd32,
-	.wr08 = nvkm_oproxy_wr08,
-	.wr16 = nvkm_oproxy_wr16,
-	.wr32 = nvkm_oproxy_wr32,
 	.bind = nvkm_oproxy_bind,
 	.sclass = nvkm_oproxy_sclass,
 	.uevent = nvkm_oproxy_uevent,
diff --git a/drivers/gpu/drm/nouveau/nvkm/core/uevent.c b/drivers/gpu/drm/nouveau/nvkm/core/uevent.c
index ba9d9edaec75..cc254c390a57 100644
--- a/drivers/gpu/drm/nouveau/nvkm/core/uevent.c
+++ b/drivers/gpu/drm/nouveau/nvkm/core/uevent.c
@@ -116,9 +116,9 @@ nvkm_uevent_ntfy(struct nvkm_event_ntfy *ntfy, u32 bits)
 	struct nvkm_client *client = uevent->object.client;
 
 	if (uevent->func)
-		return uevent->func(uevent->parent, uevent->object.token, bits);
+		return uevent->func(uevent->parent, uevent->object.object, bits);
 
-	return client->event(uevent->object.token, NULL, 0);
+	return client->event(uevent->object.object, NULL, 0);
 }
 
 int