summaryrefslogtreecommitdiff
path: root/drivers/gpu/drm/i915/gt/intel_gtt.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/gpu/drm/i915/gt/intel_gtt.h')
-rw-r--r--drivers/gpu/drm/i915/gt/intel_gtt.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/i915/gt/intel_gtt.h b/drivers/gpu/drm/i915/gt/intel_gtt.h
index 0a36ea751b63..9d3a3ad567a0 100644
--- a/drivers/gpu/drm/i915/gt/intel_gtt.h
+++ b/drivers/gpu/drm/i915/gt/intel_gtt.h
@@ -312,6 +312,7 @@ struct i915_address_space {
u64 (*pte_encode)(dma_addr_t addr,
unsigned int pat_index,
u32 flags); /* Create a valid PTE */
+ dma_addr_t (*pte_decode)(u64 pte, bool *is_present, bool *is_local);
#define PTE_READ_ONLY BIT(0)
#define PTE_LM BIT(1)
@@ -340,6 +341,8 @@ struct i915_address_space {
struct i915_vma_resource *vma_res,
unsigned int pat_index,
u32 flags);
+ dma_addr_t (*read_entry)(struct i915_address_space *vm,
+ u64 offset, bool *is_present, bool *is_local);
void (*cleanup)(struct i915_address_space *vm);
void (*foreach)(struct i915_address_space *vm,
@@ -590,6 +593,9 @@ void intel_ggtt_bind_vma(struct i915_address_space *vm,
void intel_ggtt_unbind_vma(struct i915_address_space *vm,
struct i915_vma_resource *vma_res);
+dma_addr_t intel_ggtt_read_entry(struct i915_address_space *vm,
+ u64 offset, bool *is_present, bool *is_local);
+
int i915_ggtt_probe_hw(struct drm_i915_private *i915);
int i915_ggtt_init_hw(struct drm_i915_private *i915);
int i915_ggtt_enable_hw(struct drm_i915_private *i915);