[Ask for help] ATI HD 7470 card on arm64 platform

Christian K├Ânig christian.koenig at amd.com
Thu Dec 7 09:40:17 UTC 2017


Hi Xinliang,

please provide the output of lspci and the content of /proc/iomem

Thanks,
Christian.

Am 07.12.2017 um 10:35 schrieb Xinliang Liu:
> Hi,
>
> We are trying ATI HD 7470 card on arm64 platform D05 with kernel 4.1.40.
> But it failed with kernel log:
> radeon 0005:01:00: ring 0 stalled for more than 10000msec
> radeon 0005:01:00: GPU lockup (current fence id 0x0000000000000001
> last fence id 0x0000000000000002 on ring0)
> radeon 0005:01:00: ring 0 stalled for more than 10500msec
> radeon 0005:01:00: GPU lockup (current fence id 0x0000000000000001
> last fence id 0x0000000000000002 on ring0)
> radeon 0005:01:00: ring 0 stalled for more than 11000msec
> radeon 0005:01:00: GPU lockup (current fence id 0x0000000000000001
> last fence id 0x0000000000000002 on ring0)
> radeon 0005:01:00: ring 0 stalled for more than 11500msec
> radeon 0005:01:00: GPU lockup (current fence id 0x0000000000000001
> last fence id 0x0000000000000002 on ring0)
> ...
>
> Any clue?
> Any required setting on BIOS IO mem bar video ram? It seems that our
> PCIE controller doesn't support cacheable feature for IO mem bar video
> ram.
>
>
> Best,
> Xinliang



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