]> git.proxmox.com Git - mirror_ubuntu-kernels.git/commit
drm/i915/gt: Disable arbitration around Braswell's pdp updates
authorChris Wilson <chris@chris-wilson.co.uk>
Mon, 11 Jan 2021 10:57:32 +0000 (10:57 +0000)
committerChris Wilson <chris@chris-wilson.co.uk>
Mon, 11 Jan 2021 23:07:38 +0000 (23:07 +0000)
commit0da3f2500aa445596f336ad6b72d5e30a67bb02b
tree3a526dc7b18d0c246127e7424bbf6a71a39bdbfc
parent6a3daee1b38e239fb7c93e03ce77eb722d30db38
drm/i915/gt: Disable arbitration around Braswell's pdp updates

Braswell's pdp workaround is full of dragons, that may be being angered
when they are interrupted. Let's not take that risk and disable
arbitration during the update.

Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Reviewed-by: Tvrtko Ursulin <tvrtko.ursulin@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210111105735.21515-1-chris@chris-wilson.co.uk
drivers/gpu/drm/i915/gt/intel_execlists_submission.c