read_vreg identifier - Linux source code next-20260811

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- FIXME
  - next-20260811

Defined in 1 files as a function:

drivers/gpu/drm/i915/gvt/handlers.c, line 110 (as a function)

Referenced in 1 files:

drivers/gpu/drm/i915/gvt/handlers.c

Smatch caller information:

drivers/gpu/drm/i915/gvt/handlers.c dpy_reg_mmio_read() -> read_vreg()

Type	Parameter	Key	Value
PARAM_VALUE	0	vgpu	4096-ptr_max
PARAM_VALUE	0	vgpu->failsafe	0
PARAM_VALUE	0	vgpu->gvt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->device_info.mmio_size	1-u32max
PARAM_VALUE	0	vgpu->gvt->gt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->gt->ggtt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->saved_min_active	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->gt->uncore->rpm->kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_bitmask	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_bit	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->mmio.mmio_attribute	4096-ptr_max
PARAM_VALUE	0	vgpu->mmio.vreg	4096-ptr_max
PARAM_VALUE	0	vgpu->vgpu_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	vgpu->vgpu_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	*vgpu->hws_pga	0-4294967295
PARAM_VALUE	1	offset	943388,943644,943900,944156,945156,945692
PARAM_VALUE	2	p_data	3409945690100224000,7385378861487415296
PARAM_VALUE	3	bytes	1-2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
CAPPED_DATA	1	offset	1
DATA_SOURCE	0	vgpu	$0
DATA_SOURCE	1	offset	$1
DATA_SOURCE	2	p_data	$2
DATA_SOURCE	3	bytes	$3
NOCHECK_CALL
HOST_DATA	0	vgpu->gvt->gt->uncore->fifo_count	0-127,u32max
USER_DATA	0	vgpu->display.i2c_edid.current_edid_read	0-255[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.cycle_type	0-7[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.total_byte_count	0-511[c]
USER_PTR	2	p_data
LOCK2	0	&vgpu->vgpu_lock
TYPE_LOCK		(struct intel_vgpu)->vgpu_lock

drivers/gpu/drm/i915/gvt/handlers.c fence_mmio_read() -> read_vreg()

Type	Parameter	Key	Value
PARAM_VALUE	0	vgpu	4096-ptr_max
PARAM_VALUE	0	vgpu->fence.size	1-u32max
CAPPED_DATA	0	vgpu->fence.size	1
DATA_SOURCE	0	vgpu	$0
DATA_SOURCE	1	offset	$1
DATA_SOURCE	2	p_data	$2
DATA_SOURCE	3	bytes	$3
NOCHECK_CALL

drivers/gpu/drm/i915/gvt/handlers.c guc_status_read() -> read_vreg()

Type	Parameter	Key	Value
DATA_SOURCE	0	vgpu	$0
DATA_SOURCE	1	offset	$1
DATA_SOURCE	2	p_data	$2
DATA_SOURCE	3	bytes	$3
NOCHECK_CALL

drivers/gpu/drm/i915/gvt/handlers.c intel_vgpu_default_mmio_read() -> read_vreg()

Type	Parameter	Key	Value
PARAM_VALUE	0	vgpu	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->device_info.mmio_size	1-u32max
PARAM_VALUE	0	vgpu->gvt->gt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->gt->uncore->rpm->kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_bitmask	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_bit	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->vgpu_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	vgpu->vgpu_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	*vgpu->hws_pga	0-4294967295
PARAM_VALUE	1	offset	0-4294967294
PARAM_VALUE	2	p_data	3409945690100224000,7385378861487415296
PARAM_VALUE	3	bytes	1-2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
CAPPED_DATA	0	vgpu	1
CAPPED_DATA	1	offset	1
DATA_SOURCE	0	vgpu	$0
DATA_SOURCE	1	offset	$1
DATA_SOURCE	2	p_data	$2
DATA_SOURCE	3	bytes	$3
BIT_INFO	1	offset	0x0,0x7fffffff
NOCHECK_CALL
HOST_DATA	0	vgpu->gvt->gt->uncore->fifo_count	0-127,u32max
USER_DATA	0	vgpu->display.i2c_edid.current_edid_read	0-255[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.cycle_type	0-7[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.total_byte_count	0-511[c]
UNITS	1	offset	unit_byte
UNITS	3	bytes	unit_byte
USER_PTR	2	p_data
LOCK2	0	&vgpu->vgpu_lock
TYPE_LOCK		(struct intel_vgpu)->vgpu_lock

drivers/gpu/drm/i915/gvt/handlers.c pvinfo_mmio_read() -> read_vreg()

Type	Parameter	Key	Value
PARAM_VALUE	0	vgpu	4096-ptr_max
PARAM_VALUE	0	vgpu->failsafe	0
PARAM_VALUE	0	vgpu->gvt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->device_info.mmio_size	1-u32max
PARAM_VALUE	0	vgpu->gvt->gt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->gt->ggtt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->saved_min_active	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->gt->uncore->rpm->kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_bitmask	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_bit	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->mmio.num_mmio_block	1-s32max
PARAM_VALUE	0	vgpu->vgpu_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	vgpu->vgpu_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	*vgpu->hws_pga	0-4294967295
PARAM_VALUE	1	offset	0-4294967294
PARAM_VALUE	2	p_data	3409945690100224000,7385378861487415296
PARAM_VALUE	3	bytes	1-2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
CAPPED_DATA	1	offset	1
DATA_SOURCE	0	vgpu	$0
DATA_SOURCE	1	offset	$1
DATA_SOURCE	2	p_data	$2
DATA_SOURCE	3	bytes	$3
BIT_INFO	1	offset	0x0,0x7fffffff
NOCHECK_CALL
HOST_DATA	0	vgpu->gvt->gt->uncore->fifo_count	0-127,u32max
USER_DATA	0	vgpu->display.i2c_edid.current_edid_read	0-255[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.cycle_type	0-7[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.total_byte_count	0-511[c]
UNITS	1	offset	unit_byte
UNITS	3	bytes	unit_byte
USER_PTR	2	p_data
LOCK2	0	&vgpu->vgpu_lock
TYPE_LOCK		(struct intel_vgpu)->vgpu_lock

drivers/gpu/drm/i915/gvt/handlers.c sbi_data_mmio_read() -> read_vreg()

Type	Parameter	Key	Value
PARAM_VALUE	0	vgpu	4096-ptr_max
PARAM_VALUE	0	vgpu->failsafe	0
PARAM_VALUE	0	vgpu->gvt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->device_info.mmio_size	1-u32max
PARAM_VALUE	0	vgpu->gvt->gt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->gt->ggtt	4096-ptr_max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->dfl_pwq	0-s64max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->saved_max_active	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->gt->i915->drm.dev->kobj.release.wq->saved_min_active	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->gt->uncore->rpm->kdev->power.wakeirq->status	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_bitmask	0-4294967295
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->down_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_bit	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->irq.irq_map->up_irq_group	s32min-s32max
PARAM_VALUE	0	vgpu->gvt->mmio.mmio_attribute	4096-ptr_max
PARAM_VALUE	0	vgpu->mmio.vreg	4096-ptr_max
PARAM_VALUE	0	vgpu->vgpu_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter	0,4096-ptr_max
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter->list.prev->next	5159360019465732096
PARAM_VALUE	0	vgpu->vgpu_lock.first_waiter->list.prev->prev	5159360019465732096
PARAM_VALUE	0	vgpu->vgpu_lock.osq.tail.counter	0-s32max
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.dep_map->name	0-255
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner	(-1)
PARAM_VALUE	0	vgpu->vgpu_lock.wait_lock.owner_cpu	u32max
PARAM_VALUE	0	*vgpu->hws_pga	0-4294967295
PARAM_VALUE	1	offset	0-4294967294
PARAM_VALUE	2	p_data	3409945690100224000,7385378861487415296
PARAM_VALUE	3	bytes	1-2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
BUF_SIZE	2	p_data	(-1),2,4,8
CAPPED_DATA	1	offset	1
DATA_SOURCE	0	vgpu	$0
DATA_SOURCE	1	offset	$1
DATA_SOURCE	2	p_data	$2
DATA_SOURCE	3	bytes	$3
BIT_INFO	1	offset	0x0,0x7fffffff
NOCHECK_CALL
HOST_DATA	0	vgpu->gvt->gt->uncore->fifo_count	0-127,u32max
USER_DATA	0	vgpu->display.i2c_edid.current_edid_read	0-255[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.cycle_type	0-7[c]
USER_DATA	0	vgpu->display.i2c_edid.gmbus.total_byte_count	0-511[c]
USER_PTR	2	p_data
LOCK2	0	&vgpu->vgpu_lock
TYPE_LOCK		(struct intel_vgpu)->vgpu_lock