diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_region_lmem.c')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_region_lmem.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_region_lmem.c b/drivers/gpu/drm/i915/gt/intel_region_lmem.c index 0b78a5f3a996..360b11fd57bb 100644 --- a/drivers/gpu/drm/i915/gt/intel_region_lmem.c +++ b/drivers/gpu/drm/i915/gt/intel_region_lmem.c @@ -4,6 +4,7 @@ */ #include "i915_drv.h" +#include "i915_pci.h" #include "i915_reg.h" #include "intel_memory_region.h" #include "intel_pci_config.h" @@ -197,6 +198,9 @@ static struct intel_memory_region *setup_lmem(struct intel_gt *gt) if (!IS_DGFX(i915)) return ERR_PTR(-ENODEV); + if (!i915_pci_resource_valid(pdev, GEN12_LMEM_BAR)) + return ERR_PTR(-ENXIO); + if (HAS_FLAT_CCS(i915)) { resource_size_t lmem_range; u64 tile_stolen, flat_ccs_base; |