drm/i915: Add missing ww lock in intel_dsb_prepare.

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Because of the long lifetime of the mapping, we cannot wrap this in a
simple limited ww lock. Just use the unlocked version of pin_map,
because we'll likely release the mapping a lot later, in a different
thread.

Signed-off-by: Maarten Lankhorst <maarten.lankhorst@linux.intel.com>
Reviewed-by: Thomas Hellström <thomas.hellstrom@linux.intel.com>
Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
Link: https://patchwork.freedesktop.org/patch/msgid/20210323155059.628690-39-maarten.lankhorst@linux.intel.com

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Maarten Lankhorst 2021-03-23 16:50:27 +01:00 • committed by Daniel Vetter

parent e944e3cf58

commit 1d5ab1caa0

1 changed files with 1 additions and 1 deletions

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drivers/gpu/drm/i915/display/intel_dsb.c

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