[PATCH v6 xserver 7/7] xf86Cursor: Add hw cursor support for prime

[Michel Dänzer]

On 08/09/16 08:32 AM, Alex Goins wrote:
> 
> I'm encountering some very strange issues when running these with PRIME
> Synchronization enabled, even after fixing our internal cursor handling. When
> moving the cursor around without damaging anything, it's smooth. When having an
> application causing damage, and thus flipping, without the cursor moving, it's
> smooth. When moving the cursor AND causing damage, both the cursor and the
> flipping seem to be going at roughly 30 Hz, half speed.
> 
> Skipping the call to either drmModeMoveCursor() in drmmode_set_cursor_position()
> or the call to drmModePageFlip() in drmmode_SharedPixmapFlip() alleviates the
> issue for flipping or cursor moving, respectively, so I'm inclined to say that
> drmModeMoveCursor() or drmModePageFlip() are interfering with each other. Could
> that be?

It certainly could be, but that would probably be an issue in your
kernel driver.


-- 
Earthling Michel Dänzer               |               http://www.amd.com
Libre software enthusiast             |             Mesa and X developer