On Thu, Sep 07, 2017 at 05:53:30PM +0300, Ville Syrjälä wrote:
> On Thu, Sep 07, 2017 at 03:43:26PM +0100, Chris Wilson wrote:
> > Quoting ville.syrj...@linux.intel.com (2017-09-07 15:32:03)
> > > From: Ville Syrjälä <ville.syrj...@linux.intel.com>
> > > 
> > > drm_pci_alloc() refuses to cooperate if the passed alignment exceeds the
> > > object size. So round up the obj size to the next power of two as well
> > > to make this actually work.
> > 
> > 'Tis true.
> > 
> > > to begin with. However kms_cursor_crc doesn't always use power of two
> > > sizes so we hit a failure when we try to allocate the phys memory.
> > > 
> > > Testcase: igt/kms_cursor_crc
> > > Signed-off-by: Ville Syrjälä <ville.syrj...@linux.intel.com>
> > Reviewed-by: Chris Wilson <ch...@chris-wilson.co.uk>
> > 
> > Shouldn't we remove the restriction from drm_pci.c? Seem like it is
> > second guessing the actual dma allocator. We should just kill it
> > entirely...
> 
> Perhaps. I was feeling lazy today though so left it at this.

And now pushed to dinq. Thanks for the review.

-- 
Ville Syrjälä
Intel OTC
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