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Merged
Opened Jan 22, 2021 by Nanley Chery@ncheryDeveloper

gallium, iris: Fix misrendering among EGLImage siblings

  • Overview 2
  • Commits 3
  • Pipelines 7
  • Changes 2

Piglit Reproducer

piglit!460 (merged)

Commit Message

Disable compression in iris_flush_resource if the resource lacks a modifier. When a caller wants to prepare such a resource for sharing (via eglCreateImage for example), this change enables all reference holders to access the resource in a common manner - without compression.

This fixes misrendering with 3D-accelerated qemu. A piglit test which reproduces qemu's behavior, ext_image_dma_buf_import-export-tex, is also enabled to pass.

Cc: mesa-stable

Closes: #2678 (closed)

Edited Jan 22, 2021 by Nanley Chery
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Reference: mesa/mesa!8663
Source branch: fix/iris-eglcreateimage-ccs-flush