On Wed, Mar 13, 2019 at 02:11:42PM -0700, Rodrigo Vivi wrote:
From: Bob Paauwe <bob.j.paa...@intel.com>
EHL has a different number of subslices.
Cc: Lucas De Marchi <lucas.demar...@intel.com>
Signed-off-by: Bob Paauwe <bob.j.paa...@intel.com>
Signed-off-by: Rodrigo Vivi <rodrigo.v...@intel.com>
---
drivers/gpu/drm/i915/intel_device_info.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
diff --git a/drivers/gpu/drm/i915/intel_device_info.c
b/drivers/gpu/drm/i915/intel_device_info.c
index c8c0f4134bdb..31411f1cdbb4 100644
--- a/drivers/gpu/drm/i915/intel_device_info.c
+++ b/drivers/gpu/drm/i915/intel_device_info.c
@@ -156,9 +156,15 @@ static void gen11_sseu_info_init(struct drm_i915_private
*dev_priv)
u8 eu_en;
int s;
- sseu->max_slices = 1;
- sseu->max_subslices = 8;
- sseu->max_eus_per_subslice = 8;
+ if (IS_ELKHARTLAKE(dev_priv)) {
+ sseu->max_slices = 1;
+ sseu->max_subslices = 4;
+ sseu->max_eus_per_subslice = 8;
matches spec.
Reviewed-by: Lucas De Marchi <lucas.demar...@intel.com>
Lucas De Marchi
+ } else {
+ sseu->max_slices = 1;
+ sseu->max_subslices = 8;
+ sseu->max_eus_per_subslice = 8;
+ }
s_en = I915_READ(GEN11_GT_SLICE_ENABLE) & GEN11_GT_S_ENA_MASK;
ss_en = ~I915_READ(GEN11_GT_SUBSLICE_DISABLE);
--
2.20.1
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