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nouveau: don't touch NV_USER regs on channel destroy.

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Not only was this entirely pointless, it actually causes my NV30GL to
die randomly when channels are destroyed.
This commit is contained in:
Ben Skeggs 2008-03-07 14:38:05 +11:00
parent 2540ea7dc6
commit cd924de029
1 changed files with 0 additions and 7 deletions
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7
shared-core/nouveau_fifo.c
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@ -433,13 +433,6 @@ void nouveau_fifo_free(struct nouveau_channel *chan)
NV_WRITE(NV03_PFIFO_CACHE1_PUSH0, 0x00000000);
NV_WRITE(NV04_PFIFO_CACHE1_PULL0, 0x00000000);
/* stop the fifo, otherwise it could be running and
* it will crash when removing gpu objects
*XXX: from real-world evidence, absolutely useless..
*/
NV_WRITE(chan->get, chan->pushbuf_base);
NV_WRITE(chan->put, chan->pushbuf_base);
// FIXME XXX needs more code
engine->fifo.destroy_context(chan);