diff options
author | Matt Roper <matthew.d.roper@intel.com> | 2021-07-29 09:59:54 -0700 |
---|---|---|
committer | Matt Roper <matthew.d.roper@intel.com> | 2021-08-05 08:06:01 -0700 |
commit | 1705f22c86fb2654df22169c020d9d4ff193e47b (patch) | |
tree | 29b520dc81f0b5537b64135c5d2cf8b0a254fd4d /drivers/gpu/drm/i915/gt/intel_gt.c | |
parent | 768fe28dd3dcea517d3c491cfe1b5cd768ee1334 (diff) |
drm/i915/dg2: Update steering tables
DG2's replicated register ranges are almost the same at XeHP SDV with
the exception of one LNCF sub-range that switches to gslice steering.
We can re-use the XeHP SDV mslice steering table and just provide a
DG2-specific LNCF steering table.
Bspec: 66534
Cc: Daniele Ceraolo Spurio <daniele.ceraolospurio@intel.com>
Signed-off-by: Matt Roper <matthew.d.roper@intel.com>
Reviewed-by: Lucas De Marchi <lucas.demarchi@intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210729170008.2836648-5-matthew.d.roper@intel.com
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gt.c')
-rw-r--r-- | drivers/gpu/drm/i915/gt/intel_gt.c | 11 |
1 files changed, 10 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gt.c b/drivers/gpu/drm/i915/gt/intel_gt.c index 93bfec40767a..62d40c986642 100644 --- a/drivers/gpu/drm/i915/gt/intel_gt.c +++ b/drivers/gpu/drm/i915/gt/intel_gt.c @@ -103,6 +103,12 @@ static const struct intel_mmio_range xehpsdv_lncf_steering_table[] = { {}, }; +static const struct intel_mmio_range dg2_lncf_steering_table[] = { + { 0x00B000, 0x00B0FF }, + { 0x00D880, 0x00D8FF }, + {}, +}; + static u16 slicemask(struct intel_gt *gt, int count) { u64 dss_mask = intel_sseu_get_subslices(>->info.sseu, 0); @@ -129,7 +135,10 @@ int intel_gt_init_mmio(struct intel_gt *gt) (intel_uncore_read(gt->uncore, GEN10_MIRROR_FUSE3) & GEN12_MEML3_EN_MASK); - if (IS_XEHPSDV(i915)) { + if (IS_DG2(i915)) { + gt->steering_table[MSLICE] = xehpsdv_mslice_steering_table; + gt->steering_table[LNCF] = dg2_lncf_steering_table; + } else if (IS_XEHPSDV(i915)) { gt->steering_table[MSLICE] = xehpsdv_mslice_steering_table; gt->steering_table[LNCF] = xehpsdv_lncf_steering_table; } else if (GRAPHICS_VER(i915) >= 11 && |