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path: root/drivers/gpu/drm/nouveau/nouveau_channel.c
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Diffstat (limited to 'drivers/gpu/drm/nouveau/nouveau_channel.c')
-rw-r--r--drivers/gpu/drm/nouveau/nouveau_channel.c39
1 files changed, 29 insertions, 10 deletions
diff --git a/drivers/gpu/drm/nouveau/nouveau_channel.c b/drivers/gpu/drm/nouveau/nouveau_channel.c
index 2281f99da7f..6dfb425cbae 100644
--- a/drivers/gpu/drm/nouveau/nouveau_channel.c
+++ b/drivers/gpu/drm/nouveau/nouveau_channel.c
@@ -35,22 +35,27 @@ nouveau_channel_pushbuf_ctxdma_init(struct nouveau_channel *chan)
struct drm_nouveau_private *dev_priv = dev->dev_private;
struct nouveau_bo *pb = chan->pushbuf_bo;
struct nouveau_gpuobj *pushbuf = NULL;
- uint32_t start = pb->bo.mem.mm_node->start << PAGE_SHIFT;
int ret;
+ if (dev_priv->card_type >= NV_50) {
+ ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, 0,
+ dev_priv->vm_end, NV_DMA_ACCESS_RO,
+ NV_DMA_TARGET_AGP, &pushbuf);
+ chan->pushbuf_base = pb->bo.offset;
+ } else
if (pb->bo.mem.mem_type == TTM_PL_TT) {
ret = nouveau_gpuobj_gart_dma_new(chan, 0,
dev_priv->gart_info.aper_size,
NV_DMA_ACCESS_RO, &pushbuf,
NULL);
- chan->pushbuf_base = start;
+ chan->pushbuf_base = pb->bo.mem.mm_node->start << PAGE_SHIFT;
} else
if (dev_priv->card_type != NV_04) {
ret = nouveau_gpuobj_dma_new(chan, NV_CLASS_DMA_IN_MEMORY, 0,
dev_priv->fb_available_size,
NV_DMA_ACCESS_RO,
NV_DMA_TARGET_VIDMEM, &pushbuf);
- chan->pushbuf_base = start;
+ chan->pushbuf_base = pb->bo.mem.mm_node->start << PAGE_SHIFT;
} else {
/* NV04 cmdbuf hack, from original ddx.. not sure of it's
* exact reason for existing :) PCI access to cmdbuf in
@@ -61,7 +66,7 @@ nouveau_channel_pushbuf_ctxdma_init(struct nouveau_channel *chan)
dev_priv->fb_available_size,
NV_DMA_ACCESS_RO,
NV_DMA_TARGET_PCI, &pushbuf);
- chan->pushbuf_base = start;
+ chan->pushbuf_base = pb->bo.mem.mm_node->start << PAGE_SHIFT;
}
ret = nouveau_gpuobj_ref_add(dev, chan, 0, pushbuf, &chan->pushbuf);
@@ -275,9 +280,18 @@ nouveau_channel_free(struct nouveau_channel *chan)
*/
nouveau_fence_fini(chan);
- /* Ensure the channel is no longer active on the GPU */
+ /* This will prevent pfifo from switching channels. */
pfifo->reassign(dev, false);
+ /* We want to give pgraph a chance to idle and get rid of all potential
+ * errors. We need to do this before the lock, otherwise the irq handler
+ * is unable to process them.
+ */
+ if (pgraph->channel(dev) == chan)
+ nouveau_wait_for_idle(dev);
+
+ spin_lock_irqsave(&dev_priv->context_switch_lock, flags);
+
pgraph->fifo_access(dev, false);
if (pgraph->channel(dev) == chan)
pgraph->unload_context(dev);
@@ -293,6 +307,8 @@ nouveau_channel_free(struct nouveau_channel *chan)
pfifo->reassign(dev, true);
+ spin_unlock_irqrestore(&dev_priv->context_switch_lock, flags);
+
/* Release the channel's resources */
nouveau_gpuobj_ref_del(dev, &chan->pushbuf);
if (chan->pushbuf_bo) {
@@ -369,6 +385,14 @@ nouveau_ioctl_fifo_alloc(struct drm_device *dev, void *data,
return ret;
init->channel = chan->id;
+ 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;
+
init->subchan[0].handle = NvM2MF;
if (dev_priv->card_type < NV_50)
init->subchan[0].grclass = 0x0039;
@@ -408,7 +432,6 @@ nouveau_ioctl_fifo_free(struct drm_device *dev, void *data,
***********************************/
struct drm_ioctl_desc nouveau_ioctls[] = {
- DRM_IOCTL_DEF(DRM_NOUVEAU_CARD_INIT, nouveau_ioctl_card_init, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_GETPARAM, nouveau_ioctl_getparam, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_SETPARAM, nouveau_ioctl_setparam, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
DRM_IOCTL_DEF(DRM_NOUVEAU_CHANNEL_ALLOC, nouveau_ioctl_fifo_alloc, DRM_AUTH),
@@ -418,13 +441,9 @@ struct drm_ioctl_desc nouveau_ioctls[] = {
DRM_IOCTL_DEF(DRM_NOUVEAU_GPUOBJ_FREE, nouveau_ioctl_gpuobj_free, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_NEW, nouveau_gem_ioctl_new, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_PUSHBUF, nouveau_gem_ioctl_pushbuf, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_PUSHBUF_CALL, nouveau_gem_ioctl_pushbuf_call, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_PIN, nouveau_gem_ioctl_pin, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_UNPIN, nouveau_gem_ioctl_unpin, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_CPU_PREP, nouveau_gem_ioctl_cpu_prep, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_CPU_FINI, nouveau_gem_ioctl_cpu_fini, DRM_AUTH),
DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_INFO, nouveau_gem_ioctl_info, DRM_AUTH),
- DRM_IOCTL_DEF(DRM_NOUVEAU_GEM_PUSHBUF_CALL2, nouveau_gem_ioctl_pushbuf_call2, DRM_AUTH),
};
int nouveau_max_ioctl = DRM_ARRAY_SIZE(nouveau_ioctls);