alloc_pt_dma identifier - Linux source code next-20260811

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a prototype:

drivers/gpu/drm/i915/gt/intel_gtt.h, line 634 (as a prototype)

Defined in 1 files as a member:

drivers/gpu/drm/i915/gt/intel_gtt.h, line 308 (as a member)

Defined in 1 files as a function:

drivers/gpu/drm/i915/gt/intel_gtt.c, line 75 (as a function)

Referenced in 6 files:

Smatch caller information:

drivers/gpu/drm/i915/gt/intel_ppgtt.c alloc_pd() -> (struct i915_address_space)->alloc_pt_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	vm	4096-ptr_max
PARAM_VALUE	0	vm->gt->uncore->rpm->kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vm->i915->drm.anon_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	vm->i915->drm.anon_inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vm->top	2-255
PARAM_VALUE	1	sz	4096
BUF_SIZE	0	vm	(-1),1208
BUF_SIZE	0	vm	(-1),1208
CAPPED_DATA	0	vm->top	1
DATA_SOURCE	0	vm	$0
FUZZY_MAX	0	vm->top	2
CONTAINER	0	-872+0	$(-1)
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	vm->total
HALF_LOCKED2		__flags

drivers/gpu/drm/i915/gt/intel_ppgtt.c alloc_pt() -> (struct i915_address_space)->alloc_pt_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	vm	4096-ptr_max
PARAM_VALUE	0	vm->gt->uncore->rpm->kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vm->i915->drm.anon_inode->i_mapping->i_mmap_rwsem.first_waiter->handoff_set	0-1
PARAM_VALUE	0	vm->i915->drm.anon_inode->i_mapping->i_mmap_rwsem.first_waiter->type	0-1
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vm->pd_shift	1-255
PARAM_VALUE	1	sz	4096,65536
BUF_SIZE	0	vm	(-1),1208
BUF_SIZE	0	vm	(-1),1208
DATA_SOURCE	0	vm	$0
DATA_SOURCE	1	sz	$1
FUZZY_MAX	1	sz	4096
CONTAINER	0	-872+0	$(-1)
RX_PATH
TASK_NOT_RUNNING
NO_OVERFLOW_SIMPLE	0	vm->total
HALF_LOCKED2		__flags

drivers/gpu/drm/i915/gt/gen8_ppgtt.c gen8_alloc_top_pd() -> (struct i915_address_space)->alloc_pt_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	vm	4096-ptr_max
PARAM_VALUE	0	vm->_resv.lock.base.magic	4096-ptr_max
PARAM_VALUE	0	vm->_resv.lock.ww_class	8825623990767841280
PARAM_VALUE	0	vm->alloc_pt_dma	7129965401120251904,7213099128087154688
PARAM_VALUE	0	vm->alloc_scratch_dma	7129965401120251904
PARAM_VALUE	0	vm->allocate_va_range	447619139538841600
PARAM_VALUE	0	vm->bind_async_flags	2048
PARAM_VALUE	0	vm->bound_list.next	4096-ptr_max
PARAM_VALUE	0	vm->bound_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->cleanup	1400639761612652544
PARAM_VALUE	0	vm->clear_range	8624081147799605248
PARAM_VALUE	0	vm->foreach	1203398647122190336
PARAM_VALUE	0	vm->gt	4096-ptr_max
PARAM_VALUE	0	vm->insert_entries	3642524793593610240
PARAM_VALUE	0	vm->insert_page	1453447246128152576,3171055425550987264
PARAM_VALUE	0	vm->lmem_pt_obj_flags	0,32
PARAM_VALUE	0	vm->mm.head_node.color	u64max
PARAM_VALUE	0	vm->mm.head_node.hole_size	1
PARAM_VALUE	0	vm->mm.head_node.hole_stack.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.hole_stack.prev	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.mm	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.node_list.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.node_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.__rb_parent_color	1
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.rb_left	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.rb_right	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.start	1-u64max
PARAM_VALUE	0	vm->mm.head_node.subtree_max_hole	1
PARAM_VALUE	0	vm->mm.hole_stack.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.hole_stack.prev	4096-ptr_max
PARAM_VALUE	0	vm->pte_encode	681987950473379840,1739072452464218112
PARAM_VALUE	0	vm->ref.refcount.refs.counter	1
PARAM_VALUE	0	vm->top	2-3
PARAM_VALUE	0	vm->unbound_list.next	4096-ptr_max
PARAM_VALUE	0	vm->unbound_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->vma_ops.bind_vma	3390530168335085568
PARAM_VALUE	0	vm->vma_ops.unbind_vma	708504364704104448
PARAM_VALUE	1	sz	4096
DATA_SOURCE	0	vm	$0
CONTAINER	0	-872+0	$(-1)
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&gvt->lock
HALF_LOCKED2		__flags

drivers/gpu/drm/i915/gt/gen8_ppgtt.c gen8_init_scratch() -> (struct i915_address_space)->alloc_pt_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	vm	4096-ptr_max
PARAM_VALUE	0	vm->_resv.lock.base.magic	4096-ptr_max
PARAM_VALUE	0	vm->_resv.lock.ww_class	8825623990767841280
PARAM_VALUE	0	vm->alloc_pt_dma	7129965401120251904,7213099128087154688
PARAM_VALUE	0	vm->alloc_scratch_dma	7129965401120251904
PARAM_VALUE	0	vm->allocate_va_range	447619139538841600
PARAM_VALUE	0	vm->bind_async_flags	2048
PARAM_VALUE	0	vm->bound_list.next	4096-ptr_max
PARAM_VALUE	0	vm->bound_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->cleanup	1400639761612652544
PARAM_VALUE	0	vm->clear_range	8624081147799605248
PARAM_VALUE	0	vm->fault_attr.ratelimit_state.lock.dep_map->name	0-255
PARAM_VALUE	0	vm->fault_attr.times.counter	(-1)-s32max
PARAM_VALUE	0	vm->foreach	1203398647122190336
PARAM_VALUE	0	vm->fpriv	0,4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client	4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client->objects_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client->objects_list.prev->next	4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client->objects_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	vm->gt	4096-ptr_max
PARAM_VALUE	0	vm->i915->runtime_pm.debug.quarantine.prev	4096-ptr_max
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->iommu->attach_deferred	0-1
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.request	0-4
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.runtime_status	0,2
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vm->insert_entries	3642524793593610240
PARAM_VALUE	0	vm->insert_page	1453447246128152576,3171055425550987264
PARAM_VALUE	0	vm->lmem_pt_obj_flags	0,32
PARAM_VALUE	0	vm->mm.head_node.color	u64max
PARAM_VALUE	0	vm->mm.head_node.hole_size	1
PARAM_VALUE	0	vm->mm.head_node.hole_stack.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.hole_stack.prev	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.mm	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.node_list.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.node_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.__rb_parent_color	1
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.rb_left	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.rb_right	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.start	1-u64max
PARAM_VALUE	0	vm->mm.head_node.subtree_max_hole	1
PARAM_VALUE	0	vm->mm.hole_stack.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.hole_stack.prev	4096-ptr_max
PARAM_VALUE	0	vm->pte_encode	681987950473379840,1739072452464218112
PARAM_VALUE	0	vm->ref.refcount.refs.counter	1
PARAM_VALUE	0	vm->scratch	4096-ptr_max
PARAM_VALUE	0	vm->scratch_order	0-32
PARAM_VALUE	0	vm->top	2-3
PARAM_VALUE	0	vm->unbound_list.next	4096-ptr_max
PARAM_VALUE	0	vm->unbound_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->vma_ops.bind_vma	3390530168335085568
PARAM_VALUE	0	vm->vma_ops.unbind_vma	708504364704104448
PARAM_VALUE	1	sz	4096
DATA_SOURCE	0	vm	$0
CONTAINER	0	-872+0	$(-1)
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&gvt->lock
HALF_LOCKED2		__flags

drivers/gpu/drm/i915/gt/gen6_ppgtt.c gen6_ppgtt_init_scratch() -> (struct i915_address_space)->alloc_pt_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	vm	4096-ptr_max
PARAM_VALUE	0	vm->_resv.fences	0
PARAM_VALUE	0	vm->_resv.lock.base.magic	4096-ptr_max
PARAM_VALUE	0	vm->_resv.lock.ctx	0
PARAM_VALUE	0	vm->_resv.lock.ww_class	8825623990767841280
PARAM_VALUE	0	vm->alloc_pt_dma	7129965401120251904
PARAM_VALUE	0	vm->alloc_scratch_dma	7129965401120251904
PARAM_VALUE	0	vm->allocate_va_range	1060204823433621504
PARAM_VALUE	0	vm->bind_async_flags	2048
PARAM_VALUE	0	vm->bound_list.next	4096-ptr_max
PARAM_VALUE	0	vm->bound_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->cleanup	1375455998721282048
PARAM_VALUE	0	vm->clear_range	8222413027290398720
PARAM_VALUE	0	vm->fault_attr.ratelimit_state.lock.dep_map->name	0-255
PARAM_VALUE	0	vm->fault_attr.times.counter	(-1)-s32max
PARAM_VALUE	0	vm->fpriv	0,4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client	4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client->objects_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client->objects_list.prev->next	4096-ptr_max
PARAM_VALUE	0	vm->fpriv->client->objects_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	vm->gt	4096-ptr_max
PARAM_VALUE	0	vm->i915->runtime_pm.debug.quarantine.prev	4096-ptr_max
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->iommu->attach_deferred	0-1
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.request	0-4
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.runtime_status	0,2
PARAM_VALUE	0	vm->i915->runtime_pm.kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vm->insert_entries	6555716374174941184
PARAM_VALUE	0	vm->lmem_pt_obj_flags	0
PARAM_VALUE	0	vm->mm.color_adjust	0
PARAM_VALUE	0	vm->mm.head_node.color	u64max
PARAM_VALUE	0	vm->mm.head_node.flags	0
PARAM_VALUE	0	vm->mm.head_node.hole_size	1
PARAM_VALUE	0	vm->mm.head_node.hole_stack.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.hole_stack.prev	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.mm	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.node_list.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.node_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.__rb_parent_color	1
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.rb_left	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.rb_hole_size.rb_right	4096-ptr_max
PARAM_VALUE	0	vm->mm.head_node.start	1-u64max
PARAM_VALUE	0	vm->mm.head_node.subtree_max_hole	1
PARAM_VALUE	0	vm->mm.hole_stack.next	4096-ptr_max
PARAM_VALUE	0	vm->mm.hole_stack.prev	4096-ptr_max
PARAM_VALUE	0	vm->mm.scan_active	0
PARAM_VALUE	0	vm->ref.refcount.refs.counter	1
PARAM_VALUE	0	vm->scratch	4096-ptr_max
PARAM_VALUE	0	vm->scratch_order	0-32
PARAM_VALUE	0	vm->top	1
PARAM_VALUE	0	vm->unbound_list.next	4096-ptr_max
PARAM_VALUE	0	vm->unbound_list.prev	4096-ptr_max
PARAM_VALUE	0	vm->vma_ops.bind_vma	3390530168335085568
PARAM_VALUE	0	vm->vma_ops.unbind_vma	708504364704104448
PARAM_VALUE	1	sz	4096
BUF_SIZE	0	vm	1208
CONTAINER	0	-872+0	$(-1)
RX_PATH
TASK_NOT_RUNNING
HALF_LOCKED2		&gvt->lock
HALF_LOCKED2		__flags

drivers/gpu/drm/i915/gt/intel_gtt.c setup_scratch_page() -> (struct i915_address_space)->alloc_scratch_dma()

Type	Parameter	Key	Value
PARAM_VALUE	0	vm	4096-ptr_max
PARAM_VALUE	0	vm->_resv.lock.base.magic	4096-ptr_max
PARAM_VALUE	0	vm->_resv.lock.ww_class	8825623990767841280
PARAM_VALUE	0	vm->alloc_pt_dma	7129965401120251904,7213099128087154688
PARAM_VALUE	0	vm->alloc_scratch_dma	7129965401120251904
PARAM_VALUE	0	vm->cleanup	1375455998721282048,1400639761612652544,5092676789998268416
PARAM_VALUE	0	vm->clear_range	292778930203975680,1974810262910722048,8222413027290398720,8624081147799605248
PARAM_VALUE	0	vm->gt	4096-ptr_max
PARAM_VALUE	0	vm->insert_entries	1696723765703131136,3642524793593610240,5106864617978617856,5677101890526031872,6555716374174941184,7052524416665051136
PARAM_VALUE	0	vm->resv_ref.refcount.refs.counter	s32min-(-1),1-s32max
PARAM_VALUE	0	vm->vma_ops.bind_vma	3390530168335085568,8401415062866325504
PARAM_VALUE	0	vm->vma_ops.unbind_vma	708504364704104448,3800825118900133888
PARAM_VALUE	1	sz	4096,65536
BUF_SIZE	0	vm	(-1),1208
BUF_SIZE	0	vm	(-1),1208
DATA_SOURCE	0	vm	$0
CONTAINER	0	-880+0	$(-1)
BIT_INFO	1	sz	0x0,0x11000
RX_PATH
TASK_NOT_RUNNING
HOST_DATA	0	vm->total	0[c]