Skip to content
Commit 72251fac authored by Mark Menzynski's avatar Mark Menzynski Committed by Ben Skeggs
Browse files

drm/nouveau/gpio: fail if gpu external power is missing



Currently, nouveau doesn't check if GPU is missing power. This
patch makes nouveau fail when this happens on latest GPUs.

It checks GPIO function 121 (External Power Emergency), which
should detect power problems on GPU initialization.

This can be disabled with nouveau.config=NvPowerChecks=1

Tested on TU104, GP106 and GF100.

v3:
*  Add config override for disabling power checks

Signed-off-by: default avatarMark Menzynski <mmenzyns@redhat.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent e79ef1c0
Loading
Loading
Loading
Loading
0% Loading or .
You are about to add 0 people to the discussion. Proceed with caution.
Please register or to comment