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2018 Aug 31
6
[PATCH] PCI: add prefetch quirk to work around Asus/Nvidia suspend issues
On over 40 Intel-based Asus products, the nvidia GPU becomes unusable
after S3 suspend/resume. The affected products include multiple
generations of nvidia GPUs and Intel SoCs. After resume, nouveau logs
many errors such as:
fifo: fault 00 [READ] at 0000005555555000 engine 00 [GR] client 04 [HUB/FE] reason 4a [] on channel -1 [007fa91000 unknown]
DRM: failed to idle channel 0 [DRM]