vpu_alloc_ext_mem identifier - Linux source code next-20260811

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linux

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FIXME
- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/media/platform/mediatek/vpu/mtk_vpu.c, line 713 (as a function)

Referenced in 1 files:

drivers/media/platform/mediatek/vpu/mtk_vpu.c
- line 897
- line 903

Smatch caller information:

drivers/media/platform/mediatek/vpu/mtk_vpu.c mtk_vpu_probe() -> vpu_alloc_ext_mem()

Type	Parameter	Key	Value
PARAM_VALUE	0	vpu	4096-ptr_max
PARAM_VALUE	0	vpu->clk	0,4096-ptr_max
PARAM_VALUE	0	vpu->clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.request	0-4
PARAM_VALUE	0	vpu->clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	vpu->clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vpu->clk->core->enable_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.request	0-4
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->prepare_count	0-4294967295
PARAM_VALUE	0	vpu->dev	4096-ptr_max
PARAM_VALUE	0	vpu->dev->bus	0,4096-ptr_max
PARAM_VALUE	0	vpu->dev->class	0,4096-ptr_max
PARAM_VALUE	0	vpu->dev->devres_head.prev	4096-ptr_max
PARAM_VALUE	0	vpu->dev->driver	0,4096-ptr_max
PARAM_VALUE	0	vpu->recv_buf	4096-ptr_max
PARAM_VALUE	0	vpu->reg.cfg	4096-ptr_max
PARAM_VALUE	0	vpu->reg.tcm	4096-ptr_max
PARAM_VALUE	0	vpu->send_buf	4096-ptr_max
PARAM_VALUE	0	vpu->vpu_mutex.dep_map->name	0-255
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	vpu->vpu_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	vpu->wdt.wq	4096-ptr_max
PARAM_VALUE	0	vpu->wdt_refcnt	1
PARAM_VALUE	1	fw_type	1
BUF_SIZE	0	vpu	776
BUF_SIZE	0	vpu->clk	(-1),1-s32max
BUF_SIZE	0	vpu->dev	1616
BUF_SIZE	0	vpu->wdt.wq	(-1),512,528-8720
DATA_SOURCE	0	vpu	r devm_kzalloc
MEM_ZERO	0	vpu
MEM_ZERO	0	vpu->vpu_mutex.dep_map.key
MEM_ZERO	0	vpu->vpu_mutex.dep_map.name
MEM_ZERO	0	vpu->vpu_mutex.magic
MEM_ZERO	0	vpu->vpu_mutex.wait_lock.dep_map.key
MEM_ZERO	0	vpu->vpu_mutex.wait_lock.dep_map.name
MEM_ZERO	0	vpu->vpu_mutex.wait_lock.owner
RX_PATH
TASK_NOT_RUNNING

drivers/media/platform/mediatek/vpu/mtk_vpu.c mtk_vpu_probe() -> vpu_alloc_ext_mem()

Type	Parameter	Key	Value
PARAM_VALUE	0	vpu	4096-ptr_max
PARAM_VALUE	0	vpu->clk	0,4096-ptr_max
PARAM_VALUE	0	vpu->clk->core->dev->power.deferred_resume	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.idle_notification	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.request	0-4
PARAM_VALUE	0	vpu->clk->core->dev->power.request_pending	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	vpu->clk->core->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	vpu->clk->core->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vpu->clk->core->enable_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.deferred_resume	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.idle_notification	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.request	0-4
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.request_pending	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.runtime_error	s32min-(-17),(-15)-(-14),(-12),(-10)-s32max
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.runtime_status	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.timer_autosuspends	0-1
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.usage_count.counter	s32min-s32max
PARAM_VALUE	0	vpu->clk->core->parent->dev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->enable_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->prepare_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->parent->protect_count	0-4294967295
PARAM_VALUE	0	vpu->clk->core->prepare_count	0-4294967295
PARAM_VALUE	0	vpu->dev	4096-ptr_max
PARAM_VALUE	0	vpu->dev->bus	0
PARAM_VALUE	0	vpu->dev->class	0
PARAM_VALUE	0	vpu->dev->cma_area->alloc_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	vpu->dev->cma_area->alloc_mutex.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	vpu->dev->cma_area->alloc_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	vpu->dev->cma_area->nranges	s32min-s32max
PARAM_VALUE	0	vpu->dev->devres_head.prev	0
PARAM_VALUE	0	vpu->dev->dma_io_tlb_lock.rlock.dep_map->name	0-255
PARAM_VALUE	0	vpu->dev->dma_io_tlb_pools.next->prev	4096-ptr_max
PARAM_VALUE	0	vpu->dev->dma_io_tlb_pools.next->prev->prev	4096-ptr_max
PARAM_VALUE	0	vpu->dev->dma_mem->spinlock.rlock.dep_map->name	0-255
PARAM_VALUE	0	vpu->dev->driver	0
PARAM_VALUE	0	vpu->dev->iommu->pci_32bit_workaround	0
PARAM_VALUE	0	vpu->recv_buf	4096-ptr_max
PARAM_VALUE	0	vpu->reg.cfg	4096-ptr_max
PARAM_VALUE	0	vpu->reg.tcm	4096-ptr_max
PARAM_VALUE	0	vpu->send_buf	4096-ptr_max
PARAM_VALUE	0	vpu->vpu_mutex.dep_map->name	0-255
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.dep_map->name	0-255
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.owner	(-1)
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.owner_cpu	4294967295
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter	s32min-s32max
PARAM_VALUE	0	vpu->vpu_mutex.first_waiter->task->usage.refs.counter	s32min-s32max
PARAM_VALUE	0	vpu->vpu_mutex.osq.tail.counter	0-s32max
PARAM_VALUE	0	vpu->wdt.wq	4096-ptr_max
PARAM_VALUE	0	vpu->wdt_refcnt	1
PARAM_VALUE	1	fw_type	0
BUF_SIZE	0	vpu	776
BUF_SIZE	0	vpu->clk	(-1),1-s32max
BUF_SIZE	0	vpu->dev	1616
BUF_SIZE	0	vpu->wdt.wq	(-1),512,528-8720
CAPPED_DATA	0	vpu->dev	1
DATA_SOURCE	0	vpu	r devm_kzalloc
MEM_ZERO	0	vpu
MEM_ZERO	0	vpu->dev
MEM_ZERO	0	vpu->vpu_mutex.dep_map.key
MEM_ZERO	0	vpu->vpu_mutex.dep_map.name
MEM_ZERO	0	vpu->vpu_mutex.magic
MEM_ZERO	0	vpu->vpu_mutex.wait_lock.dep_map.key
MEM_ZERO	0	vpu->vpu_mutex.wait_lock.dep_map.name
MEM_ZERO	0	vpu->vpu_mutex.wait_lock.owner
RX_PATH
TASK_NOT_RUNNING