drm/i915/psr: Initialize PSR mutex even when sink is not reliable

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Even when driver is reloaded and hits this scenario the PSR mutex
should be initialized, otherwise reading PSR debugfs status will
execute mutex_lock() over a mutex that was not initialized.

Cc: Dhinakaran Pandiyan <dhinakaran.pandiyan@intel.com>
Cc: Rodrigo Vivi <rodrigo.vivi@intel.com>
Reviewed-by: Rodrigo Vivi <rodrigo.vivi@intel.com>
Signed-off-by: José Roberto de Souza <jose.souza@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20190406005112.27205-3-jose.souza@intel.com

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José Roberto de Souza 2019-04-05 17:51:11 -07:00

parent c0f6ffb2cd

commit 98c0d19ec7

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drivers/gpu/drm/i915/intel_psr.c

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