Re: [PATCH v6 0/6] Allwinner H6 Mali GPU support

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On Tue, May 21, 2019 at 11:11 AM Clément Péron <peron.clem@xxxxxxxxx> wrote:
>
> Hi,
>
> The Allwinner H6 has a Mali-T720 MP2 which should be supported by
> the new panfrost driver. This series fix two issues and introduce the
> dt-bindings but a simple benchmark show that it's still NOT WORKING.
>
> I'm pushing it in case someone want to continue the work.
>
> This has been tested with Mesa3D 19.1.0-RC2 and a GPU bitness patch[1].
>
> One patch is from Icenowy Zheng where I changed the order as required
> by Rob Herring[2].
>
> Thanks,
> Clement
>
> [1] https://gitlab.freedesktop.org/kszaq/mesa/tree/panfrost_64_32
> [2] https://patchwork.kernel.org/patch/10699829/
>
>
> [  345.204813] panfrost 1800000.gpu: mmu irq status=1
> [  345.209617] panfrost 1800000.gpu: Unhandled Page fault in AS0 at VA
> 0x0000000002400400
> [  345.209617] Reason: TODO
> [  345.209617] raw fault status: 0x800002C1
> [  345.209617] decoded fault status: SLAVE FAULT
> [  345.209617] exception type 0xC1: TRANSLATION_FAULT_LEVEL1
> [  345.209617] access type 0x2: READ
> [  345.209617] source id 0x8000
> [  345.729957] panfrost 1800000.gpu: gpu sched timeout, js=0,
> status=0x8, head=0x2400400, tail=0x2400400, sched_job=000000009e204de9
> [  346.055876] panfrost 1800000.gpu: mmu irq status=1
> [  346.060680] panfrost 1800000.gpu: Unhandled Page fault in AS0 at VA
> 0x0000000002C00A00
> [  346.060680] Reason: TODO
> [  346.060680] raw fault status: 0x810002C1
> [  346.060680] decoded fault status: SLAVE FAULT
> [  346.060680] exception type 0xC1: TRANSLATION_FAULT_LEVEL1
> [  346.060680] access type 0x2: READ
> [  346.060680] source id 0x8100
> [  346.561955] panfrost 1800000.gpu: gpu sched timeout, js=1,
> status=0x8, head=0x2c00a00, tail=0x2c00a00, sched_job=00000000b55a9a85
> [  346.573913] panfrost 1800000.gpu: mmu irq status=1
> [  346.578707] panfrost 1800000.gpu: Unhandled Page fault in AS0 at VA
> 0x0000000002C00B80
>
> Change in v5:
>  - Remove fix indent
>
> Changes in v4:
>  - Add bus_clock probe
>  - Fix sanity check in io-pgtable
>  - Add vramp-delay
>  - Merge all boards into one patch
>  - Remove upstreamed Neil A. patch
>
> Change in v3 (Thanks to Maxime Ripard):
>  - Reauthor Icenowy for her path
>
> Changes in v2 (Thanks to Maxime Ripard):
>  - Drop GPU OPP Table
>  - Add clocks and clock-names in required
>
> Clément Péron (5):
>   drm: panfrost: add optional bus_clock
>   iommu: io-pgtable: fix sanity check for non 48-bit mali iommu
>   dt-bindings: gpu: mali-midgard: Add H6 mali gpu compatible
>   arm64: dts: allwinner: Add ARM Mali GPU node for H6
>   arm64: dts: allwinner: Add mali GPU supply for H6 boards
>
> Icenowy Zheng (1):
>   dt-bindings: gpu: add bus clock for Mali Midgard GPUs

I've applied patches 1 and 3 to drm-misc. I was going to do patch 4
too, but it doesn't apply.

Patch 2 can go in via the iommu tree and the rest via the allwinner tree.

Rob
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