diff options
Diffstat (limited to 'drivers/gpu/drm/i915/i915_gem_gtt.h')
| -rw-r--r-- | drivers/gpu/drm/i915/i915_gem_gtt.h | 20 |
1 files changed, 19 insertions, 1 deletions
diff --git a/drivers/gpu/drm/i915/i915_gem_gtt.h b/drivers/gpu/drm/i915/i915_gem_gtt.h index f62fb903dc24..93211a96fdad 100644 --- a/drivers/gpu/drm/i915/i915_gem_gtt.h +++ b/drivers/gpu/drm/i915/i915_gem_gtt.h @@ -42,7 +42,13 @@ #include "i915_gem_request.h" #include "i915_selftest.h" -#define I915_GTT_PAGE_SIZE 4096UL +#define I915_GTT_PAGE_SIZE_4K BIT(12) +#define I915_GTT_PAGE_SIZE_64K BIT(16) +#define I915_GTT_PAGE_SIZE_2M BIT(21) + +#define I915_GTT_PAGE_SIZE I915_GTT_PAGE_SIZE_4K +#define I915_GTT_MAX_PAGE_SIZE I915_GTT_PAGE_SIZE_2M + #define I915_GTT_MIN_ALIGNMENT I915_GTT_PAGE_SIZE #define I915_FENCE_REG_NONE -1 @@ -148,6 +154,9 @@ typedef u64 gen8_ppgtt_pml4e_t; #define GEN8_PPAT_GET_AGE(x) ((x) & (3 << 4)) #define CHV_PPAT_GET_SNOOP(x) ((x) & (1 << 6)) +#define GEN8_PDE_IPS_64K BIT(11) +#define GEN8_PDE_PS_2M BIT(7) + struct sg_table; struct intel_rotation_info { @@ -207,6 +216,7 @@ struct i915_vma; struct i915_page_dma { struct page *page; + int order; union { dma_addr_t daddr; @@ -329,6 +339,8 @@ struct i915_address_space { int (*bind_vma)(struct i915_vma *vma, enum i915_cache_level cache_level, u32 flags); + int (*set_pages)(struct i915_vma *vma); + void (*clear_pages)(struct i915_vma *vma); I915_SELFTEST_DECLARE(struct fault_attr fault_attr); }; @@ -341,6 +353,12 @@ i915_vm_is_48bit(const struct i915_address_space *vm) return (vm->total - 1) >> 32; } +static inline bool +i915_vm_has_scratch_64K(struct i915_address_space *vm) +{ + return vm->scratch_page.order == get_order(I915_GTT_PAGE_SIZE_64K); +} + /* The Graphics Translation Table is the way in which GEN hardware translates a * Graphics Virtual Address into a Physical Address. In addition to the normal * collateral associated with any va->pa translations GEN hardware also has a |