Documentation
/
gpu
/
amdgpu
/
ring_buffers.svg
GFX
Compute
SDMA
...
...
...
...
Kernel
Userspace
Kernel
Queue
Processes
A
B
C
GPU
wptr
rptr
A
A
A
A
A
A
B
B
B
C
C
IB
c
C
B
B
B
C
C
IB
b
rptr
wptr
wptr
rptr
rptr
wptr
wptr
rptr
PM4
1
PM4
2
PM4
n
...
IB
b
CP
Ring
Buffer
Ring
Buffer
Ring
Buffer
Ring
Buffer
Ring
Buffer
Ring
Buffer
Ring
Buffer
CP is capable of
following the
IB address.
<< [ gpu ]
amd-hardware-list-info.rst
amd_overview_block.svg
amdgpu-glossary.rst
apu-asic-info-table.csv
debugfs.rst
debugging.rst
dgpu-asic-info-table.csv
[ display ]
driver-core.rst
driver-misc.rst
enforce_isolation.svg
flashing.rst
[ gc ]
gfx_pipeline_seq.svg
index.rst
module-parameters.rst
no_enforce_isolation.svg
pipe_and_queue_abstraction.svg
process-isolation.rst
ras.rst
ring-buffer.rst
ring_buffers.svg
thermal.rst
userq.rst
xgmi.rst