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| author | Vinay Belgaumkar <[email protected]> | 2021-09-07 16:27:04 -0700 |
|---|---|---|
| committer | Jani Nikula <[email protected]> | 2021-09-14 10:57:14 +0300 |
| commit | 00598d5c69318a1fcb4147878e16754ba9103be6 (patch) | |
| tree | d7353d1800e3334e2747811a8b370fd867c3d98d /scripts/gdb/linux/proc.py | |
| parent | 031536665f64aaeb7e7439d96689a4011407abb8 (diff) | |
drm/i915: Get PM ref before accessing HW register
Seeing these errors when GT is likely in suspend state-
"RPM wakelock ref not held during HW access"
Ensure GT is awake before trying to access HW registers. Avoid
reading the register if that is not the case.
Signed-off-by: Vinay Belgaumkar <[email protected]>
Fixes: 41e5c17ebfc2 ("drm/i915/guc/slpc: Sysfs hooks for SLPC")
Reviewed-by: Tvrtko Ursulin <[email protected]>
Signed-off-by: John Harrison <[email protected]>
Link: https://patchwork.freedesktop.org/patch/msgid/[email protected]
(cherry picked from commit f25e3908b9cd4a3fe819e9bdcdde58f20bacb34c)
Signed-off-by: Jani Nikula <[email protected]>
Diffstat (limited to 'scripts/gdb/linux/proc.py')
0 files changed, 0 insertions, 0 deletions