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[Bug 1417581] Re: [regression] USC - mouse cursor on AMD graphics is drawing incorrectly

To: desktop-packages@xxxxxxxxxxxxxxxxxxx
From: Daniel van Vugt <daniel.van.vugt@xxxxxxxxxxxxx>
Date: Fri, 06 Feb 2015 15:18:44 -0000
Reply-to: Bug 1417581 <1417581@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

GBM is giving us a stride of 256:
    size_t buffer_stride = gbm_bo_get_stride(buffer);  // in bytes

But actually it only renders correctly if we double this (real stride is
512?).

** Also affects: mesa (Ubuntu)
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1417581

Title:
  [regression] USC - mouse cursor on AMD graphics is drawing incorrectly

Status in Mir:
  In Progress
Status in mesa package in Ubuntu:
  New

Bug description:
  [REGRESSION] I've a Lenovo Flex 2 14D, which has an AMD APU.

  In Unity-System-Compositor, the mouse cursor does not draw correctly.

  See previous version of this bug for visuals:
  https://bugs.launchpad.net/mir/+bug/1391975

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