diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_context.c')
-rw-r--r-- | drivers/gpu/drm/i915/i915_gem_context.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_context.c b/drivers/gpu/drm/i915/i915_gem_context.c index 77458da9627d..680105421bb9 100644 --- a/drivers/gpu/drm/i915/i915_gem_context.c +++ b/drivers/gpu/drm/i915/i915_gem_context.c @@ -236,6 +236,26 @@ static int assign_hw_id(struct drm_i915_private *dev_priv, unsigned *out) return 0; } +static u32 default_desc_template(const struct drm_i915_private *dev_priv) +{ + u32 desc; + + desc = GEN8_CTX_VALID | + GEN8_CTX_PRIVILEGE | + GEN8_CTX_ADDRESSING_MODE(dev_priv) << + GEN8_CTX_ADDRESSING_MODE_SHIFT; + + if (IS_GEN8(dev_priv)) + desc |= GEN8_CTX_L3LLC_COHERENT; + + /* TODO: WaDisableLiteRestore when we start using semaphore + * signalling between Command Streamers + * ring->ctx_desc_template |= GEN8_CTX_FORCE_RESTORE; + */ + + return desc; +} + static struct i915_gem_context * __create_hw_context(struct drm_i915_private *dev_priv, struct drm_i915_file_private *file_priv) @@ -309,8 +329,7 @@ __create_hw_context(struct drm_i915_private *dev_priv, i915_gem_context_set_bannable(ctx); ctx->ring_size = 4 * PAGE_SIZE; - ctx->desc_template = GEN8_CTX_ADDRESSING_MODE(dev_priv) << - GEN8_CTX_ADDRESSING_MODE_SHIFT; + ctx->desc_template = default_desc_template(dev_priv); ATOMIC_INIT_NOTIFIER_HEAD(&ctx->status_notifier); /* GuC requires the ring to be placed above GUC_WOPCM_TOP. If GuC is not |