Age | Commit message (Collapse) | Author |
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This is required to use TTM to allocate the ring buffer.
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The PGRAPH init for the various cards will need cleaning up at some point,
a lot of the values written there are per-context state left over from the
all the hardcoding done in the ddx.
It's possible some cards get broken by this commit, let me know.
Tested on: NV5, NV18, NV28, NV35, NV40, NV4E
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enough information is known about them to be sure as to what the values mean.
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Note that just like the values written to R300_RB3D_DSTCACHE_CTLSTAT these
values are really unknown; ideally more reverse engineering should be done to
determine what these values mean and when they should be set.
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R300_RB3D_DSTCACHE_02 or R300_RB3D_DSTCACHE_0A, rather than hexadecimal values.
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The MI_WAIT_FOR_EVENT instruction does not support waiting for several events
at once, so this should fix the lockups with page flipping when both pipes are
enabled.
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This is precursor to getting a TTM backend for this stuff, and also
allows the PCI table to be allocated at fb 0
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This code doesn't enable a variable aperture it just modifies the codebase
to allow me fix it up later
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Always use dev_priv->sarea_priv->pf_current_page directly. This allows clients
to modify it as well while they hold the HW lock, e.g. in order to sync pages
between pipes.
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The assumption is that synchronous flips are not isolated usually, and waiting
for all of them could result in stalling the pipeline for long periods of time.
Also use i915_emit_mi_flush() instead of an old-fashioned way to achieve the
same effect.
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graphics objects:
- No longer takes flags/dmaobj parameters, requires some major changes
to the ddx to setup the object through the FIFO. This change is
likely to cause breakages on some cards (tested on NV05,NV28,NV35,
NV40 and NV4E).
dma objects:
- now takes a "class" parameter, not really used yet but we may need
it at some point.
- parameters are checked, so clients can't randomly create DMA objects
pointing at whatever they feel like.
misc:
- Added FB_SIZE/AGP_SIZE getparams
- Read PFIFO_INTR in PFIFO irq handler, not PMC_INTR
- Dump PGRAPH trap info on PGRAPH_INTR_NOTIFY if NSOURCE isn't
NOTIFICATION_PENDING.
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Unfortunately, emitting asynchronous flips during vertical blank results in
tearing. So we have to wait for the previous vertical blank and emit a
synchronous flip.
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Used to request that a scheduled buffer swap be done as a flip instead of a
blit.
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Pages are tracked independently on each pipe.
Bump the minor version for 3D clients to know page flipping is usable, and
bump driver date.
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Leave it to the client to wait for the flip to complete when necessary,
but wait for a previous flip to complete before emitting another one. This
should help avoid unnecessary stalling of the ring due to pending flips.
Call i915_do_cleanup_pageflip() unconditionally in preclose.
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Buffer object driver for via.
Some changes to buffer object driver callbacks.
Improve fence flushing.
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(Fence objects belonging to different command submission mechanisms).
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Add refcounting of user waiters to the DRM hardware lock, so that we can use the
DRM_LOCK_CONT flag more conservatively.
Also add a kernel waiter refcount that if nonzero transfers the lock for the kernel context,
when it is released. This is useful when waiting for idle and can be used
for very simple fence object driver implementations for the new memory manager.
It also resolves the AIGLX startup deadlock for the sis and the via drivers.
i810, i830 still require that the hardware lock is really taken so the deadlock remains
for those two. I'm not sure about ffb. Anyone familiar with that code?
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Fixed - to System memory copies are implemented by
flipping in a cache-coherent TTM,
blitting to it, and then flipping it out.
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Flag handling and memory type selection cleanup.
glxgears won't start.
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