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author | Jakub Bartmiński <jakub.bartminski@intel.com> | 2018-07-27 16:11:44 +0200 |
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committer | Chris Wilson <chris@chris-wilson.co.uk> | 2018-07-27 16:03:40 +0100 |
commit | b6445e17799d931c8c94e5d7acc59c9558f52df5 (patch) | |
tree | 6a0a51f5d77f62b76f7f5b4986075e65911df3fd /drivers/gpu/drm/i915/intel_wopcm.c | |
parent | 9936ef55f254bb95fca9258539819a92d824497d (diff) | |
download | linux-stable-b6445e17799d931c8c94e5d7acc59c9558f52df5.tar.gz linux-stable-b6445e17799d931c8c94e5d7acc59c9558f52df5.tar.bz2 linux-stable-b6445e17799d931c8c94e5d7acc59c9558f52df5.zip |
drm/i915/guc: Do not partition WOPCM if GuC is not used
There seems to be no reason for doing extra work on WOPCM partitioning
in the case GuC is not used, as the partitioning will not be used by the
intel_wopcm_init_hw function anyway.
Signed-off-by: Jakub Bartmiński <jakub.bartminski@intel.com>
Cc: Chris Wilson <chris@chris-wilson.co.uk>
Cc: Michał Winiarski <michal.winiarski@intel.com>
Cc: Michal Wajdeczko <michal.wajdeczko@intel.com>
Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk>
Signed-off-by: Chris Wilson <chris@chris-wilson.co.uk>
Link: https://patchwork.freedesktop.org/patch/msgid/20180727141148.30874-2-jakub.bartminski@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/intel_wopcm.c')
-rw-r--r-- | drivers/gpu/drm/i915/intel_wopcm.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/intel_wopcm.c b/drivers/gpu/drm/i915/intel_wopcm.c index 74bf76f3fddc..09cc62b0d7ca 100644 --- a/drivers/gpu/drm/i915/intel_wopcm.c +++ b/drivers/gpu/drm/i915/intel_wopcm.c @@ -163,6 +163,9 @@ int intel_wopcm_init(struct intel_wopcm *wopcm) u32 guc_wopcm_rsvd; int err; + if (!USES_GUC(dev_priv)) + return 0; + GEM_BUG_ON(!wopcm->size); if (guc_fw_size >= wopcm->size) { |