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path: root/drivers/gpu/drm/nouveau/nouveau_abi16.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_abi16.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_abi16.c426
1 files changed, 330 insertions, 96 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_abi16.c b/drivers/gpu/drm/nouveau/nouveau_abi16.c
index 111d9eba7065..cc79c796afee 100644
--- a/drivers/gpu/drm/nouveau/nouveau_abi16.c
+++ b/drivers/gpu/drm/nouveau/nouveau_abi16.c
@@ -21,23 +21,153 @@
*
*/
-#include <drm/drmP.h>
+#include <core/object.h>
+#include <core/client.h>
+#include <core/device.h>
+#include <core/class.h>
+#include <core/mm.h>
-#include "nouveau_drv.h"
+#include <subdev/fb.h>
+#include <subdev/timer.h>
+#include <subdev/instmem.h>
+
+#include "nouveau_drm.h"
#include "nouveau_dma.h"
+#include "nouveau_gem.h"
+#include "nouveau_chan.h"
#include "nouveau_abi16.h"
-#include "nouveau_ramht.h"
-#include "nouveau_software.h"
+
+struct nouveau_abi16 *
+nouveau_abi16_get(struct drm_file *file_priv, struct drm_device *dev)
+{
+ struct nouveau_cli *cli = nouveau_cli(file_priv);
+ mutex_lock(&cli->mutex);
+ if (!cli->abi16) {
+ struct nouveau_abi16 *abi16;
+ cli->abi16 = abi16 = kzalloc(sizeof(*abi16), GFP_KERNEL);
+ if (cli->abi16) {
+ INIT_LIST_HEAD(&abi16->channels);
+ abi16->client = nv_object(cli);
+
+ /* allocate device object targeting client's default
+ * device (ie. the one that belongs to the fd it
+ * opened)
+ */
+ if (nouveau_object_new(abi16->client, NVDRM_CLIENT,
+ NVDRM_DEVICE, 0x0080,
+ &(struct nv_device_class) {
+ .device = ~0ULL,
+ },
+ sizeof(struct nv_device_class),
+ &abi16->device) == 0)
+ return cli->abi16;
+
+ kfree(cli->abi16);
+ cli->abi16 = NULL;
+ }
+
+ mutex_unlock(&cli->mutex);
+ }
+ return cli->abi16;
+}
+
+int
+nouveau_abi16_put(struct nouveau_abi16 *abi16, int ret)
+{
+ struct nouveau_cli *cli = (void *)abi16->client;
+ mutex_unlock(&cli->mutex);
+ return ret;
+}
+
+u16
+nouveau_abi16_swclass(struct nouveau_drm *drm)
+{
+ switch (nv_device(drm->device)->card_type) {
+ case NV_04:
+ return 0x006e;
+ case NV_10:
+ case NV_20:
+ case NV_30:
+ case NV_40:
+ return 0x016e;
+ case NV_50:
+ return 0x506e;
+ case NV_C0:
+ case NV_D0:
+ case NV_E0:
+ return 0x906e;
+ }
+
+ return 0x0000;
+}
+
+static void
+nouveau_abi16_ntfy_fini(struct nouveau_abi16_chan *chan,
+ struct nouveau_abi16_ntfy *ntfy)
+{
+ nouveau_mm_free(&chan->heap, &ntfy->node);
+ list_del(&ntfy->head);
+ kfree(ntfy);
+}
+
+static void
+nouveau_abi16_chan_fini(struct nouveau_abi16 *abi16,
+ struct nouveau_abi16_chan *chan)
+{
+ struct nouveau_abi16_ntfy *ntfy, *temp;
+
+ /* cleanup notifier state */
+ list_for_each_entry_safe(ntfy, temp, &chan->notifiers, head) {
+ nouveau_abi16_ntfy_fini(chan, ntfy);
+ }
+
+ if (chan->ntfy) {
+ nouveau_bo_vma_del(chan->ntfy, &chan->ntfy_vma);
+ drm_gem_object_unreference_unlocked(chan->ntfy->gem);
+ }
+
+ if (chan->heap.block_size)
+ nouveau_mm_fini(&chan->heap);
+
+ /* destroy channel object, all children will be killed too */
+ if (chan->chan) {
+ abi16->handles &= ~(1 << (chan->chan->handle & 0xffff));
+ nouveau_channel_del(&chan->chan);
+ }
+
+ list_del(&chan->head);
+ kfree(chan);
+}
+
+void
+nouveau_abi16_fini(struct nouveau_abi16 *abi16)
+{
+ struct nouveau_cli *cli = (void *)abi16->client;
+ struct nouveau_abi16_chan *chan, *temp;
+
+ /* cleanup channels */
+ list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
+ nouveau_abi16_chan_fini(abi16, chan);
+ }
+
+ /* destroy the device object */
+ nouveau_object_del(abi16->client, NVDRM_CLIENT, NVDRM_DEVICE);
+
+ kfree(cli->abi16);
+ cli->abi16 = NULL;
+}
int
nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
+ struct nouveau_drm *drm = nouveau_drm(dev);
+ struct nouveau_device *device = nv_device(drm->device);
+ struct nouveau_timer *ptimer = nouveau_timer(device);
struct drm_nouveau_getparam *getparam = data;
switch (getparam->param) {
case NOUVEAU_GETPARAM_CHIPSET_ID:
- getparam->value = dev_priv->chipset;
+ getparam->value = device->chipset;
break;
case NOUVEAU_GETPARAM_PCI_VENDOR:
getparam->value = dev->pci_vendor;
@@ -55,16 +185,16 @@ nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
getparam->value = 2;
break;
case NOUVEAU_GETPARAM_FB_SIZE:
- getparam->value = dev_priv->fb_available_size;
+ getparam->value = drm->gem.vram_available;
break;
case NOUVEAU_GETPARAM_AGP_SIZE:
- getparam->value = dev_priv->gart_info.aper_size;
+ getparam->value = drm->gem.gart_available;
break;
case NOUVEAU_GETPARAM_VM_VRAM_BASE:
getparam->value = 0; /* deprecated */
break;
case NOUVEAU_GETPARAM_PTIMER_TIME:
- getparam->value = dev_priv->engine.timer.read(dev);
+ getparam->value = ptimer->read(ptimer);
break;
case NOUVEAU_GETPARAM_HAS_BO_USAGE:
getparam->value = 1;
@@ -76,13 +206,13 @@ nouveau_abi16_ioctl_getparam(ABI16_IOCTL_ARGS)
/* NV40 and NV50 versions are quite different, but register
* address is the same. User is supposed to know the card
* family anyway... */
- if (dev_priv->chipset >= 0x40) {
- getparam->value = nv_rd32(dev, NV40_PMC_GRAPH_UNITS);
+ if (device->chipset >= 0x40) {
+ getparam->value = nv_rd32(device, 0x001540);
break;
}
/* FALLTHRU */
default:
- NV_DEBUG(dev, "unknown parameter %lld\n", getparam->param);
+ nv_debug(device, "unknown parameter %lld\n", getparam->param);
return -EINVAL;
}
@@ -98,148 +228,252 @@ nouveau_abi16_ioctl_setparam(ABI16_IOCTL_ARGS)
int
nouveau_abi16_ioctl_channel_alloc(ABI16_IOCTL_ARGS)
{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
struct drm_nouveau_channel_alloc *init = data;
- struct nouveau_channel *chan;
+ struct nouveau_cli *cli = nouveau_cli(file_priv);
+ struct nouveau_drm *drm = nouveau_drm(dev);
+ struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev);
+ struct nouveau_abi16_chan *chan;
+ struct nouveau_client *client;
+ struct nouveau_device *device;
+ struct nouveau_instmem *imem;
+ struct nouveau_fb *pfb;
int ret;
- if (!dev_priv->eng[NVOBJ_ENGINE_GR])
- return -ENODEV;
+ if (unlikely(!abi16))
+ return -ENOMEM;
+ client = nv_client(abi16->client);
if (init->fb_ctxdma_handle == ~0 || init->tt_ctxdma_handle == ~0)
- return -EINVAL;
+ return nouveau_abi16_put(abi16, -EINVAL);
+
+ device = nv_device(abi16->device);
+ imem = nouveau_instmem(device);
+ pfb = nouveau_fb(device);
+
+ /* allocate "abi16 channel" data and make up a handle for it */
+ init->channel = ffsll(~abi16->handles);
+ if (!init->channel--)
+ return nouveau_abi16_put(abi16, -ENOSPC);
+
+ chan = kzalloc(sizeof(*chan), GFP_KERNEL);
+ if (!chan)
+ return nouveau_abi16_put(abi16, -ENOMEM);
+
+ INIT_LIST_HEAD(&chan->notifiers);
+ list_add(&chan->head, &abi16->channels);
+ abi16->handles |= (1 << init->channel);
+
+ /* create channel object and initialise dma and fence management */
+ if (device->card_type >= NV_E0) {
+ init->fb_ctxdma_handle = NVE0_CHANNEL_IND_ENGINE_GR;
+ init->tt_ctxdma_handle = 0;
+ }
- ret = nouveau_channel_alloc(dev, &chan, file_priv,
- init->fb_ctxdma_handle,
- init->tt_ctxdma_handle);
+ ret = nouveau_channel_new(drm, cli, NVDRM_DEVICE, NVDRM_CHAN |
+ init->channel, init->fb_ctxdma_handle,
+ init->tt_ctxdma_handle, &chan->chan);
if (ret)
- return ret;
- init->channel = chan->id;
-
- if (nouveau_vram_pushbuf == 0) {
- if (chan->dma.ib_max)
- init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM |
- NOUVEAU_GEM_DOMAIN_GART;
- else if (chan->pushbuf_bo->bo.mem.mem_type == TTM_PL_VRAM)
- init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM;
- else
- init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_GART;
- } else {
+ goto done;
+
+ if (device->card_type >= NV_50)
+ init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM |
+ NOUVEAU_GEM_DOMAIN_GART;
+ else
+ if (chan->chan->push.buffer->bo.mem.mem_type == TTM_PL_VRAM)
init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_VRAM;
- }
+ else
+ init->pushbuf_domains = NOUVEAU_GEM_DOMAIN_GART;
- if (dev_priv->card_type < NV_C0) {
+ if (device->card_type < NV_C0) {
init->subchan[0].handle = 0x00000000;
init->subchan[0].grclass = 0x0000;
init->subchan[1].handle = NvSw;
- init->subchan[1].grclass = NV_SW;
+ init->subchan[1].grclass = 0x506e;
init->nr_subchan = 2;
}
/* Named memory object area */
- ret = drm_gem_handle_create(file_priv, chan->notifier_bo->gem,
+ ret = nouveau_gem_new(dev, PAGE_SIZE, 0, NOUVEAU_GEM_DOMAIN_GART,
+ 0, 0, &chan->ntfy);
+ if (ret == 0)
+ ret = nouveau_bo_pin(chan->ntfy, TTM_PL_FLAG_TT);
+ if (ret)
+ goto done;
+
+ if (device->card_type >= NV_50) {
+ ret = nouveau_bo_vma_add(chan->ntfy, client->vm,
+ &chan->ntfy_vma);
+ if (ret)
+ goto done;
+ }
+
+ ret = drm_gem_handle_create(file_priv, chan->ntfy->gem,
&init->notifier_handle);
+ if (ret)
+ goto done;
- if (ret == 0)
- atomic_inc(&chan->users); /* userspace reference */
- nouveau_channel_put(&chan);
- return ret;
+ ret = nouveau_mm_init(&chan->heap, 0, PAGE_SIZE, 1);
+done:
+ if (ret)
+ nouveau_abi16_chan_fini(abi16, chan);
+ return nouveau_abi16_put(abi16, ret);
}
+
int
nouveau_abi16_ioctl_channel_free(ABI16_IOCTL_ARGS)
{
struct drm_nouveau_channel_free *req = data;
- struct nouveau_channel *chan;
+ struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev);
+ struct nouveau_abi16_chan *chan;
+ int ret = -ENOENT;
- chan = nouveau_channel_get(file_priv, req->channel);
- if (IS_ERR(chan))
- return PTR_ERR(chan);
+ if (unlikely(!abi16))
+ return -ENOMEM;
- list_del(&chan->list);
- atomic_dec(&chan->users);
- nouveau_channel_put(&chan);
- return 0;
+ list_for_each_entry(chan, &abi16->channels, head) {
+ if (chan->chan->handle == (NVDRM_CHAN | req->channel)) {
+ nouveau_abi16_chan_fini(abi16, chan);
+ return nouveau_abi16_put(abi16, 0);
+ }
+ }
+
+ return nouveau_abi16_put(abi16, ret);
}
int
nouveau_abi16_ioctl_grobj_alloc(ABI16_IOCTL_ARGS)
{
struct drm_nouveau_grobj_alloc *init = data;
- struct nouveau_channel *chan;
+ struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev);
+ struct nouveau_drm *drm = nouveau_drm(dev);
+ struct nouveau_object *object;
int ret;
+ if (unlikely(!abi16))
+ return -ENOMEM;
+
if (init->handle == ~0)
- return -EINVAL;
+ return nouveau_abi16_put(abi16, -EINVAL);
/* compatibility with userspace that assumes 506e for all chipsets */
if (init->class == 0x506e) {
- init->class = nouveau_software_class(dev);
+ init->class = nouveau_abi16_swclass(drm);
if (init->class == 0x906e)
- return 0;
- } else
- if (init->class == 0x906e) {
- NV_DEBUG(dev, "906e not supported yet\n");
- return -EINVAL;
- }
-
- chan = nouveau_channel_get(file_priv, init->channel);
- if (IS_ERR(chan))
- return PTR_ERR(chan);
-
- if (nouveau_ramht_find(chan, init->handle)) {
- ret = -EEXIST;
- goto out;
- }
-
- ret = nouveau_gpuobj_gr_new(chan, init->handle, init->class);
- if (ret) {
- NV_ERROR(dev, "Error creating object: %d (%d/0x%08x)\n",
- ret, init->channel, init->handle);
+ return nouveau_abi16_put(abi16, 0);
}
-out:
- nouveau_channel_put(&chan);
- return ret;
+ ret = nouveau_object_new(abi16->client, NVDRM_CHAN | init->channel,
+ init->handle, init->class, NULL, 0, &object);
+ return nouveau_abi16_put(abi16, ret);
}
int
nouveau_abi16_ioctl_notifierobj_alloc(ABI16_IOCTL_ARGS)
{
- struct drm_nouveau_private *dev_priv = dev->dev_private;
- struct drm_nouveau_notifierobj_alloc *na = data;
- struct nouveau_channel *chan;
+ struct drm_nouveau_notifierobj_alloc *info = data;
+ struct nouveau_drm *drm = nouveau_drm(dev);
+ struct nouveau_device *device = nv_device(drm->device);
+ struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev);
+ struct nouveau_abi16_chan *chan, *temp;
+ struct nouveau_abi16_ntfy *ntfy;
+ struct nouveau_object *object;
+ struct nv_dma_class args;
int ret;
+ if (unlikely(!abi16))
+ return -ENOMEM;
+
/* completely unnecessary for these chipsets... */
- if (unlikely(dev_priv->card_type >= NV_C0))
- return -EINVAL;
+ if (unlikely(nv_device(abi16->device)->card_type >= NV_C0))
+ return nouveau_abi16_put(abi16, -EINVAL);
- chan = nouveau_channel_get(file_priv, na->channel);
- if (IS_ERR(chan))
- return PTR_ERR(chan);
+ list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
+ if (chan->chan->handle == (NVDRM_CHAN | info->channel))
+ break;
+ chan = NULL;
+ }
- ret = nouveau_notifier_alloc(chan, na->handle, na->size, 0, 0x1000,
- &na->offset);
- nouveau_channel_put(&chan);
- return ret;
+ if (!chan)
+ return nouveau_abi16_put(abi16, -ENOENT);
+
+ ntfy = kzalloc(sizeof(*ntfy), GFP_KERNEL);
+ if (!ntfy)
+ return nouveau_abi16_put(abi16, -ENOMEM);
+
+ list_add(&ntfy->head, &chan->notifiers);
+ ntfy->handle = info->handle;
+
+ ret = nouveau_mm_head(&chan->heap, 1, info->size, info->size, 1,
+ &ntfy->node);
+ if (ret)
+ goto done;
+
+ args.start = ntfy->node->offset;
+ args.limit = ntfy->node->offset + ntfy->node->length - 1;
+ if (device->card_type >= NV_50) {
+ args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_VM;
+ args.start += chan->ntfy_vma.offset;
+ args.limit += chan->ntfy_vma.offset;
+ } else
+ if (drm->agp.stat == ENABLED) {
+ args.flags = NV_DMA_TARGET_AGP | NV_DMA_ACCESS_RDWR;
+ args.start += drm->agp.base + chan->ntfy->bo.offset;
+ args.limit += drm->agp.base + chan->ntfy->bo.offset;
+ } else {
+ args.flags = NV_DMA_TARGET_VM | NV_DMA_ACCESS_RDWR;
+ args.start += chan->ntfy->bo.offset;
+ args.limit += chan->ntfy->bo.offset;
+ }
+
+ ret = nouveau_object_new(abi16->client, chan->chan->handle,
+ ntfy->handle, 0x003d, &args,
+ sizeof(args), &object);
+ if (ret)
+ goto done;
+
+done:
+ if (ret)
+ nouveau_abi16_ntfy_fini(chan, ntfy);
+ return nouveau_abi16_put(abi16, ret);
}
int
nouveau_abi16_ioctl_gpuobj_free(ABI16_IOCTL_ARGS)
{
- struct drm_nouveau_gpuobj_free *objfree = data;
- struct nouveau_channel *chan;
+ struct drm_nouveau_gpuobj_free *fini = data;
+ struct nouveau_abi16 *abi16 = nouveau_abi16_get(file_priv, dev);
+ struct nouveau_abi16_chan *chan, *temp;
+ struct nouveau_abi16_ntfy *ntfy;
int ret;
- chan = nouveau_channel_get(file_priv, objfree->channel);
- if (IS_ERR(chan))
- return PTR_ERR(chan);
+ if (unlikely(!abi16))
+ return -ENOMEM;
+
+ list_for_each_entry_safe(chan, temp, &abi16->channels, head) {
+ if (chan->chan->handle == (NVDRM_CHAN | fini->channel))
+ break;
+ chan = NULL;
+ }
+
+ if (!chan)
+ return nouveau_abi16_put(abi16, -ENOENT);
- /* Synchronize with the user channel */
- nouveau_channel_idle(chan);
+ /* synchronize with the user channel and destroy the gpu object */
+ nouveau_channel_idle(chan->chan);
- ret = nouveau_ramht_remove(chan, objfree->handle);
- nouveau_channel_put(&chan);
- return ret;
+ ret = nouveau_object_del(abi16->client, chan->chan->handle, fini->handle);
+ if (ret)
+ return nouveau_abi16_put(abi16, ret);
+
+ /* cleanup extra state if this object was a notifier */
+ list_for_each_entry(ntfy, &chan->notifiers, head) {
+ if (ntfy->handle == fini->handle) {
+ nouveau_mm_free(&chan->heap, &ntfy->node);
+ list_del(&ntfy->head);
+ break;
+ }
+ }
+
+ return nouveau_abi16_put(abi16, 0);
}