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ikwzm
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udmabuf
User space mappable dma buffer device driver for Linux.
BSD 2-Clause "Simplified" License
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Setting dma-coherent on devices created through /dev/u-dma-buf-mgr
#69
lucasbrasilino
opened
3 years ago
4
Using "u-dma-buf" on x86 with IOMMU enabled
#68
JMStranz
opened
3 years ago
4
Fix sudo echo permissions
#67
luca-della-vedova
closed
3 years ago
1
Add build support for kernel >= 5.10
#66
fbezdeka
closed
3 years ago
1
delete hang forever
#65
florisch
closed
3 years ago
2
Trying to perform DMA reads
#64
daloisio
closed
3 years ago
2
info_enable is not followed on module load/unload
#63
trosenkranz
closed
3 years ago
3
:memo: typo in README.md
#62
caryan
closed
3 years ago
0
Delete on abnormal termination.
#61
ldalessa
closed
3 years ago
2
of_reserved_mem_device_init failed. return=-22
#60
sombohan
opened
3 years ago
3
:q
#59
yrjok
closed
3 years ago
0
[Question] Are memory barriers necessary when utilizing manual cache management from C/C++ code?
#58
dawithers
closed
3 years ago
4
Support for High DDR Memory?
#57
yu-zou
opened
3 years ago
4
4GiB udmabuf fails
#56
rockybulwinkle
closed
3 years ago
6
data reset during u-dma-buf creation
#55
jowoeber
opened
4 years ago
4
Q: is it possible to use same /dev/udmabuf0 device from multiple programms?
#54
h4tr3d
closed
3 years ago
2
Only able to make DMA transactions with v1.4.6 for AXI DMAC
#53
noelpedro
closed
3 years ago
1
Force iommu configuration for DMA region
#52
cahz
closed
4 years ago
2
"*** No rule to make target'prepare0', needed by'vdso_prepare'. Stop." when building for linux-xlnx(v2019.1)
#51
ikwzm
closed
4 years ago
0
Ubuntu 16 Compile Error
#50
ollietechnology
closed
3 years ago
6
Not working for kernel 5.4.0
#49
p00chie
closed
4 years ago
7
Uncached memory access for Core 1
#48
darko31
closed
4 years ago
5
Kernel oops when syncing (and can't use reusable)
#47
iabdalkader
closed
4 years ago
2
Optimization flags
#46
conradholt
opened
4 years ago
0
udmabuf of_reserved_mem_device failed
#45
rockybulwinkle
closed
4 years ago
22
[modify] Makefile for built-in Kernel
#44
tichkr
closed
4 years ago
4
[fix] build on Linux >= 5.1
#43
stefano-garzarella
closed
4 years ago
2
[QUESTION]Performance comparted to UIO?
#42
ilpiero
opened
4 years ago
2
RX BUFFER zero padded only on cold start
#41
noelpedro
closed
1 year ago
1
Can only transfer up to 15K of Source address
#40
noelpedro
closed
4 years ago
1
Java Interface & Coherency
#39
lucapiccolboni
closed
4 years ago
1
Buffer from UDMABUF and V4L2_MEMORY_USERPTR
#38
h4tr3d
closed
4 years ago
5
Buffer for BRAM
#37
noelpedro
closed
4 years ago
3
How does this driver interact (if at all) with the ZynqMP DMA driver?
#36
mmurrian
closed
4 years ago
1
udmabuf with loop back example
#35
noelpedro
closed
4 years ago
1
will udmabuf be bottleneck
#34
lifang2012
closed
4 years ago
2
One large udmabuf or more smaller ones
#33
rejuce
opened
4 years ago
19
Attribute sync_owner: write permission without 'store'
#32
zhangtianchao
closed
4 years ago
1
Get a "cannot execute on arm64 due to bus error" error when running the test exemple
#31
babouFomb
closed
4 years ago
1
udmabuf udmabuf@1: driver setup failed
#30
gi4you
closed
4 years ago
5
Can't set physical address in device tree for Zynq MPSoC
#29
mrbietola
closed
4 years ago
7
Use pgprot_noncached for ARM64
#28
iasakura
closed
4 years ago
3
Update 5.1
#27
agamez
closed
4 years ago
1
How can SDSOC accelerator on PL read data from udmabuf
#26
dong-hoang
opened
4 years ago
1
Buffer size limit?
#25
njsys
closed
3 years ago
16
How to make a DMA transfer?
#24
itzikhai
opened
5 years ago
4
Test program failure on aarch64 system
#23
gmegan
closed
5 years ago
10
Suggest use pfn instead of page in mmap page fault handler
#22
usstq
closed
5 years ago
4
How to Cooperative use udmabuf with PL DMA and RAM in vivado 2018.2 block design?
#21
honorpeter
closed
4 years ago
3
Zcu102 Kernel 4.14 petalinux problem by the udmabuf-master
#20
honorpeter
closed
5 years ago
7
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