drm/nouveau: port to nvif client/device/objects

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>

1 files changed, 48 insertions, 62 deletions

diff --git a/drivers/gpu/drm/nouveau/nouveau_chan.c b/drivers/gpu/drm/nouveau/nouveau_chan.c
index 3f450d7295fb..2072518f93fa 100644
--- a/drivers/gpu/drm/nouveau/nouveau_chan.c
+++ b/drivers/gpu/drm/nouveau/nouveau_chan.c
@@ -27,12 +27,6 @@
 #include <core/device.h>
 #include <core/class.h>
 
-#include <subdev/fb.h>
-#include <subdev/vm.h>
-#include <subdev/instmem.h>
-
-#include <engine/software.h>
-
 #include "nouveau_drm.h"
 #include "nouveau_dma.h"
 #include "nouveau_bo.h"
@@ -47,7 +41,7 @@ module_param_named(vram_pushbuf, nouveau_vram_pushbuf, int, 0400);
 int
 nouveau_channel_idle(struct nouveau_channel *chan)
 {
-	struct nouveau_cli *cli = chan->cli;
+	struct nouveau_cli *cli = (void *)nvif_client(chan->object);
 	struct nouveau_fence *fence = NULL;
 	int ret;
 
@@ -59,7 +53,7 @@ nouveau_channel_idle(struct nouveau_channel *chan)
 
 	if (ret)
 		NV_PRINTK(error, cli, "failed to idle channel 0x%08x [%s]\n",
-			 chan->handle, cli->base.name);
+			  chan->object->handle, nvkm_client(&cli->base)->name);
 	return ret;
 }
 
@@ -68,36 +62,36 @@ nouveau_channel_del(struct nouveau_channel **pchan)
 {
 	struct nouveau_channel *chan = *pchan;
 	if (chan) {
-		struct nouveau_object *client = nv_object(chan->cli);
 		if (chan->fence) {
 			nouveau_channel_idle(chan);
 			nouveau_fence(chan->drm)->context_del(chan);
 		}
-		nouveau_object_del(client, NVDRM_DEVICE, chan->handle);
-		nouveau_object_del(client, NVDRM_DEVICE, chan->push.handle);
+		nvif_object_fini(&chan->nvsw);
+		nvif_object_fini(&chan->gart);
+		nvif_object_fini(&chan->vram);
+		nvif_object_ref(NULL, &chan->object);
+		nvif_object_fini(&chan->push.ctxdma);
 		nouveau_bo_vma_del(chan->push.buffer, &chan->push.vma);
 		nouveau_bo_unmap(chan->push.buffer);
 		if (chan->push.buffer && chan->push.buffer->pin_refcnt)
 			nouveau_bo_unpin(chan->push.buffer);
 		nouveau_bo_ref(NULL, &chan->push.buffer);
+		nvif_device_ref(NULL, &chan->device);
 		kfree(chan);
 	}
 	*pchan = NULL;
 }
 
 static int
-nouveau_channel_prep(struct nouveau_drm *drm, struct nouveau_cli *cli,
-		     u32 parent, u32 handle, u32 size,
-		     struct nouveau_channel **pchan)
+nouveau_channel_prep(struct nouveau_drm *drm, struct nvif_device *device,
+		     u32 handle, u32 size, struct nouveau_channel **pchan)
 {
-	struct nvif_device *device = &drm->device;
+	struct nouveau_cli *cli = (void *)nvif_client(&device->base);
 	struct nouveau_instmem *imem = nvkm_instmem(device);
 	struct nouveau_vmmgr *vmm = nvkm_vmmgr(device);
 	struct nouveau_fb *pfb = nvkm_fb(device);
-	struct nouveau_client *client = &cli->base;
 	struct nv_dma_class args = {};
 	struct nouveau_channel *chan;
-	struct nouveau_object *push;
 	u32 target;
 	int ret;
 
@@ -105,9 +99,8 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nouveau_cli *cli,
 	if (!chan)
 		return -ENOMEM;
 
-	chan->cli = cli;
+	nvif_device_ref(device, &chan->device);
 	chan->drm = drm;
-	chan->handle = handle;
 
 	/* allocate memory for dma push buffer */
 	target = TTM_PL_FLAG_TT;
@@ -132,10 +125,9 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nouveau_cli *cli,
 	 * we be able to call out to other (indirect) push buffers
 	 */
 	chan->push.vma.offset = chan->push.buffer->bo.offset;
-	chan->push.handle = NVDRM_PUSH | (handle & 0xffff);
 
 	if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
-		ret = nouveau_bo_vma_add(chan->push.buffer, client->vm,
+		ret = nouveau_bo_vma_add(chan->push.buffer, cli->vm,
 					&chan->push.vma);
 		if (ret) {
 			nouveau_channel_del(pchan);
@@ -144,7 +136,7 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nouveau_cli *cli,
 
 		args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_VM;
 		args.start = 0;
-		args.limit = client->vm->vmm->limit - 1;
+		args.limit = cli->vm->vmm->limit - 1;
 	} else
 	if (chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM) {
 		u64 limit = pfb->ram->size - imem->reserved - 1;
@@ -174,9 +166,9 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nouveau_cli *cli,
 		}
 	}
 
-	ret = nouveau_object_new(nv_object(chan->cli), parent,
-				 chan->push.handle, 0x0002,
-				 &args, sizeof(args), &push);
+	ret = nvif_object_init(nvif_object(device), NULL, NVDRM_PUSH |
+			       (handle & 0xffff), NV_DMA_FROM_MEMORY_CLASS,
+			       &args, sizeof(args), &chan->push.ctxdma);
 	if (ret) {
 		nouveau_channel_del(pchan);
 		return ret;
@@ -186,9 +178,8 @@ nouveau_channel_prep(struct nouveau_drm *drm, struct nouveau_cli *cli,
 }
 
 static int
-nouveau_channel_ind(struct nouveau_drm *drm, struct nouveau_cli *cli,
-		    u32 parent, u32 handle, u32 engine,
-		    struct nouveau_channel **pchan)
+nouveau_channel_ind(struct nouveau_drm *drm, struct nvif_device *device,
+		    u32 handle, u32 engine, struct nouveau_channel **pchan)
 {
 	static const u16 oclasses[] = { NVE0_CHANNEL_IND_CLASS,
 					NVC0_CHANNEL_IND_CLASS,
@@ -201,22 +192,20 @@ nouveau_channel_ind(struct nouveau_drm *drm, struct nouveau_cli *cli,
 	int ret;
 
 	/* allocate dma push buffer */
-	ret = nouveau_channel_prep(drm, cli, parent, handle, 0x12000, &chan);
+	ret = nouveau_channel_prep(drm, device, handle, 0x12000, &chan);
 	*pchan = chan;
 	if (ret)
 		return ret;
 
 	/* create channel object */
-	args.pushbuf = chan->push.handle;
+	args.pushbuf = chan->push.ctxdma.handle;
 	args.ioffset = 0x10000 + chan->push.vma.offset;
 	args.ilength = 0x02000;
 	args.engine  = engine;
 
 	do {
-		ret = nouveau_object_new(nv_object(cli), parent, handle,
-					 *oclass++, &args, sizeof(args),
-					 (struct nouveau_object **)
-					 &chan->object);
+		ret = nvif_object_new(nvif_object(device), handle, *oclass++,
+				     &args, sizeof(args), &chan->object);
 		if (ret == 0)
 			return ret;
 	} while (*oclass);
@@ -226,8 +215,8 @@ nouveau_channel_ind(struct nouveau_drm *drm, struct nouveau_cli *cli,
 }
 
 static int
-nouveau_channel_dma(struct nouveau_drm *drm, struct nouveau_cli *cli,
-		    u32 parent, u32 handle, struct nouveau_channel **pchan)
+nouveau_channel_dma(struct nouveau_drm *drm, struct nvif_device *device,
+		    u32 handle, struct nouveau_channel **pchan)
 {
 	static const u16 oclasses[] = { NV40_CHANNEL_DMA_CLASS,
 					NV17_CHANNEL_DMA_CLASS,
@@ -240,20 +229,18 @@ nouveau_channel_dma(struct nouveau_drm *drm, struct nouveau_cli *cli,
 	int ret;
 
 	/* allocate dma push buffer */
-	ret = nouveau_channel_prep(drm, cli, parent, handle, 0x10000, &chan);
+	ret = nouveau_channel_prep(drm, device, handle, 0x10000, &chan);
 	*pchan = chan;
 	if (ret)
 		return ret;
 
 	/* create channel object */
-	args.pushbuf = chan->push.handle;
+	args.pushbuf = chan->push.ctxdma.handle;
 	args.offset = chan->push.vma.offset;
 
 	do {
-		ret = nouveau_object_new(nv_object(cli), parent, handle,
-					 *oclass++, &args, sizeof(args),
-					 (struct nouveau_object **)
-					 &chan->object);
+		ret = nvif_object_new(nvif_object(device), handle, *oclass++,
+				     &args, sizeof(args), &chan->object);
 		if (ret == 0)
 			return ret;
 	} while (ret && *oclass);
@@ -265,13 +252,12 @@ nouveau_channel_dma(struct nouveau_drm *drm, struct nouveau_cli *cli,
 static int
 nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
 {
-	struct nouveau_client *client = nv_client(chan->cli);
-	struct nvif_device *device = &chan->drm->device;
+	struct nvif_device *device = chan->device;
+	struct nouveau_cli *cli = (void *)nvif_client(&device->base);
 	struct nouveau_instmem *imem = nvkm_instmem(device);
 	struct nouveau_vmmgr *vmm = nvkm_vmmgr(device);
 	struct nouveau_fb *pfb = nvkm_fb(device);
 	struct nouveau_software_chan *swch;
-	struct nouveau_object *object;
 	struct nv_dma_class args = {};
 	int ret, i;
 
@@ -280,22 +266,23 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
 		if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
 			args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_VM;
 			args.start = 0;
-			args.limit = client->vm->vmm->limit - 1;
+			args.limit = cli->vm->vmm->limit - 1;
 		} else {
 			args.flags = NV_DMA_TARGET_VRAM | NV_DMA_ACCESS_RDWR;
 			args.start = 0;
 			args.limit = pfb->ram->size - imem->reserved - 1;
 		}
 
-		ret = nouveau_object_new(nv_object(client), chan->handle, vram,
-					 0x003d, &args, sizeof(args), &object);
+		ret = nvif_object_init(chan->object, NULL, vram,
+				       NV_DMA_IN_MEMORY_CLASS, &args,
+				       sizeof(args), &chan->vram);
 		if (ret)
 			return ret;
 
 		if (device->info.family >= NV_DEVICE_INFO_V0_TESLA) {
 			args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_VM;
 			args.start = 0;
-			args.limit = client->vm->vmm->limit - 1;
+			args.limit = cli->vm->vmm->limit - 1;
 		} else
 		if (chan->drm->agp.stat == ENABLED) {
 			args.flags = NV_DMA_TARGET_AGP | NV_DMA_ACCESS_RDWR;
@@ -308,17 +295,15 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
 			args.limit = vmm->limit - 1;
 		}
 
-		ret = nouveau_object_new(nv_object(client), chan->handle, gart,
-					 0x003d, &args, sizeof(args), &object);
+		ret = nvif_object_init(chan->object, NULL, gart,
+				       NV_DMA_IN_MEMORY_CLASS, &args,
+				       sizeof(args), &chan->gart);
 		if (ret)
 			return ret;
-
-		chan->vram = vram;
-		chan->gart = gart;
 	}
 
 	/* initialise dma tracking parameters */
-	switch (nv_hclass(chan->object) & 0x00ff) {
+	switch (chan->object->oclass & 0x00ff) {
 	case 0x006b:
 	case 0x006e:
 		chan->user_put = 0x40;
@@ -350,12 +335,12 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
 
 	/* allocate software object class (used for fences on <= nv05) */
 	if (device->info.family < NV_DEVICE_INFO_V0_CELSIUS) {
-		ret = nouveau_object_new(nv_object(client), chan->handle,
-					 NvSw, 0x006e, NULL, 0, &object);
+		ret = nvif_object_init(chan->object, NULL, NvSw, 0x006e,
+				       NULL, 0, &chan->nvsw);
 		if (ret)
 			return ret;
 
-		swch = (void *)object->parent;
+		swch = (void *)nvkm_object(&chan->nvsw)->parent;
 		swch->flip = nouveau_flip_complete;
 		swch->flip_data = chan;
 
@@ -373,16 +358,17 @@ nouveau_channel_init(struct nouveau_channel *chan, u32 vram, u32 gart)
 }
 
 int
-nouveau_channel_new(struct nouveau_drm *drm, struct nouveau_cli *cli,
-		    u32 parent, u32 handle, u32 arg0, u32 arg1,
+nouveau_channel_new(struct nouveau_drm *drm, struct nvif_device *device,
+		    u32 handle, u32 arg0, u32 arg1,
 		    struct nouveau_channel **pchan)
 {
+	struct nouveau_cli *cli = (void *)nvif_client(&device->base);
 	int ret;
 
-	ret = nouveau_channel_ind(drm, cli, parent, handle, arg0, pchan);
+	ret = nouveau_channel_ind(drm, device, handle, arg0, pchan);
 	if (ret) {
 		NV_PRINTK(debug, cli, "ib channel create, %d\n", ret);
-		ret = nouveau_channel_dma(drm, cli, parent, handle, pchan);
+		ret = nouveau_channel_dma(drm, device, handle, pchan);
 		if (ret) {
 			NV_PRINTK(debug, cli, "dma channel create, %d\n", ret);
 			return ret;