diff options
Diffstat (limited to 'drivers/gpu/drm/i915')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_engine_cs.c | 9 |
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_engine_cs.c b/drivers/gpu/drm/i915/gt/intel_engine_cs.c index 9c8cba1c6cd1..4168b9fc59e1 100644 --- a/drivers/gpu/drm/i915/gt/intel_engine_cs.c +++ b/drivers/gpu/drm/i915/gt/intel_engine_cs.c @@ -486,7 +486,14 @@ static intel_engine_mask_t init_engine_mask(struct intel_gt *gt) if (GRAPHICS_VER(i915) < 11) return info->engine_mask; - media_fuse = ~intel_uncore_read(uncore, GEN11_GT_VEBOX_VDBOX_DISABLE); + /* + * On newer platforms the fusing register is called 'enable' and has + * enable semantics, while on older platforms it is called 'disable' + * and bits have disable semantices. + */ + media_fuse = intel_uncore_read(uncore, GEN11_GT_VEBOX_VDBOX_DISABLE); + if (GRAPHICS_VER_FULL(i915) < IP_VER(12, 50)) + media_fuse = ~media_fuse; vdbox_mask = media_fuse & GEN11_GT_VDBOX_DISABLE_MASK; vebox_mask = (media_fuse & GEN11_GT_VEBOX_DISABLE_MASK) >> |