CNL-Y SDP machine hangs soon after the system has booted up, and needs this from drm-intel-next-queued to fix it:
commit 61bf9719fa170cd73b1937770d08cb062e070958 Author: Mika Kuoppala <email address hidden> Date: Thu Apr 12 17:58:02 2018 +0300
drm/i915/cnl: Use mmio access to context status buffer
Evidence indicates that Cannonlake HWSP is not coherent as it should. Revert to using mmio access for now.
Testcase: igt/gem_ctx_switch References: https://bugs.freedesktop.org/show_bug.cgi?id=105888 Cc: Chris Wilson <email address hidden> Cc: Rafael Antognolli <email address hidden> Cc: Rodrigo Vivi <email address hidden> Signed-off-by: Mika Kuoppala <email address hidden> Acked-by: Chris Wilson <email address hidden> Link: https://patchwork.<email address hidden>
CNL-Y SDP machine hangs soon after the system has booted up, and needs this from drm-intel- next-queued to fix it:
commit 61bf9719fa170cd 73b1937770d08cb 062e070958
Author: Mika Kuoppala <email address hidden>
Date: Thu Apr 12 17:58:02 2018 +0300
drm/i915/cnl: Use mmio access to context status buffer
Evidence indicates that Cannonlake HWSP is not coherent
as it should. Revert to using mmio access for now.
Testcase: igt/gem_ctx_switch /bugs.freedeskt op.org/ show_bug. cgi?id= 105888 /patchwork.<email address hidden>
References: https:/
Cc: Chris Wilson <email address hidden>
Cc: Rafael Antognolli <email address hidden>
Cc: Rodrigo Vivi <email address hidden>
Signed-off-by: Mika Kuoppala <email address hidden>
Acked-by: Chris Wilson <email address hidden>
Link: https:/