diff options
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_sseu.h')
| -rw-r--r-- | drivers/gpu/drm/i915/gt/intel_sseu.h | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_sseu.h b/drivers/gpu/drm/i915/gt/intel_sseu.h index 22fef98887c0..60882a74741e 100644 --- a/drivers/gpu/drm/i915/gt/intel_sseu.h +++ b/drivers/gpu/drm/i915/gt/intel_sseu.h @@ -26,9 +26,14 @@ struct drm_printer; #define GEN_DSS_PER_CSLICE 8 #define GEN_DSS_PER_MSLICE 8 +#define GEN_MAX_GSLICES (GEN_MAX_SUBSLICES / GEN_DSS_PER_GSLICE) +#define GEN_MAX_CSLICES (GEN_MAX_SUBSLICES / GEN_DSS_PER_CSLICE) + struct sseu_dev_info { u8 slice_mask; u8 subslice_mask[GEN_MAX_SLICES * GEN_MAX_SUBSLICE_STRIDE]; + u8 geometry_subslice_mask[GEN_MAX_SLICES * GEN_MAX_SUBSLICE_STRIDE]; + u8 compute_subslice_mask[GEN_MAX_SLICES * GEN_MAX_SUBSLICE_STRIDE]; u8 eu_mask[GEN_MAX_SLICES * GEN_MAX_SUBSLICES * GEN_MAX_EU_STRIDE]; u16 eu_total; u8 eu_per_subslice; @@ -78,6 +83,10 @@ intel_sseu_has_subslice(const struct sseu_dev_info *sseu, int slice, u8 mask; int ss_idx = subslice / BITS_PER_BYTE; + if (slice >= sseu->max_slices || + subslice >= sseu->max_subslices) + return false; + GEM_BUG_ON(ss_idx >= sseu->ss_stride); mask = sseu->subslice_mask[slice * sseu->ss_stride + ss_idx]; @@ -97,7 +106,7 @@ intel_sseu_subslices_per_slice(const struct sseu_dev_info *sseu, u8 slice); u32 intel_sseu_get_subslices(const struct sseu_dev_info *sseu, u8 slice); void intel_sseu_set_subslices(struct sseu_dev_info *sseu, int slice, - u32 ss_mask); + u8 *subslice_mask, u32 ss_mask); void intel_sseu_info_init(struct intel_gt *gt); |