On Wed, May 15, 2019 at 5:06 PM Clément Péron <peron.clem@xxxxxxxxx> wrote: > > Hi Robin, > > On Tue, 14 May 2019 at 23:57, Robin Murphy <robin.murphy@xxxxxxx> wrote: > > > > On 2019-05-14 10:22 pm, Clément Péron wrote: > > > Hi, > > > > > > On Tue, 14 May 2019 at 17:17, Clément Péron <peron.clem@xxxxxxxxx> wrote: > > >> > > >> Hi, > > >> > > >> On Tue, 14 May 2019 at 12:29, Neil Armstrong <narmstrong@xxxxxxxxxxxx> wrote: > > >>> > > >>> Hi, > > >>> > > >>> On 13/05/2019 17:14, Daniel Vetter wrote: > > >>>> On Sun, May 12, 2019 at 07:46:00PM +0200, peron.clem@xxxxxxxxx wrote: > > >>>>> From: Clément Péron <peron.clem@xxxxxxxxx> > > >>>>> > > >>>>> Hi, > > >>>>> > > >>>>> The Allwinner H6 has a Mali-T720 MP2. The drivers are > > >>>>> out-of-tree so this series only introduce the dt-bindings. > > >>>> > > >>>> We do have an in-tree midgard driver now (since 5.2). Does this stuff work > > >>>> together with your dt changes here? > > >>> > > >>> No, but it should be easy to add. > > >> I will give it a try and let you know. > > > Added the bus_clock and a ramp delay to the gpu_vdd but the driver > > > fail at probe. > > > > > > [ 3.052919] panfrost 1800000.gpu: clock rate = 432000000 > > > [ 3.058278] panfrost 1800000.gpu: bus_clock rate = 100000000 > > > [ 3.179772] panfrost 1800000.gpu: mali-t720 id 0x720 major 0x1 > > > minor 0x1 status 0x0 > > > [ 3.187432] panfrost 1800000.gpu: features: 00000000,10309e40, > > > issues: 00000000,21054400 > > > [ 3.195531] panfrost 1800000.gpu: Features: L2:0x07110206 > > > Shader:0x00000000 Tiler:0x00000809 Mem:0x1 MMU:0x00002821 AS:0xf > > > JS:0x7 > > > [ 3.207178] panfrost 1800000.gpu: shader_present=0x3 l2_present=0x1 > > > [ 3.238257] panfrost 1800000.gpu: Fatal error during GPU init > > > [ 3.244165] panfrost: probe of 1800000.gpu failed with error -12 > > > > > > The ENOMEM is coming from "panfrost_mmu_init" > > > alloc_io_pgtable_ops(ARM_MALI_LPAE, &pfdev->mmu->pgtbl_cfg, > > > pfdev); > > > > > > Which is due to a check in the pgtable alloc "cfg->ias != 48" > > > arm-lpae io-pgtable: arm_mali_lpae_alloc_pgtable cfg->ias 33 cfg->oas 40 > > > > > > DRI stack is totally new for me, could you give me a little clue about > > > this issue ? > > > > Heh, this is probably the one bit which doesn't really count as "DRI stack". > > > > That's merely a somewhat-conservative sanity check - I'm pretty sure it > > *should* be fine to change the test to "cfg->ias > 48" (io-pgtable > > itself ought to cope). You'll just get to be the first to actually test > > a non-48-bit configuration here :) > > Thanks a lot, the probe seems fine now :) > > I try to run glmark2 : > # glmark2-es2-drm > ======================================================= > glmark2 2017.07 > ======================================================= > OpenGL Information > GL_VENDOR: panfrost > GL_RENDERER: panfrost > GL_VERSION: OpenGL ES 2.0 Mesa 19.1.0-rc2 > ======================================================= > [build] use-vbo=false: > > But it seems that H6 is not so easy to add :(. > > [ 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 > [ 346.578707] Reason: TODO > [ 346.578707] raw fault status: 0x800002C1 > [ 346.578707] decoded fault status: SLAVE FAULT > [ 346.578707] exception type 0xC1: TRANSLATION_FAULT_LEVEL1 > [ 346.578707] access type 0x2: READ > [ 346.578707] source id 0x8000 > [ 347.073947] panfrost 1800000.gpu: gpu sched timeout, js=0, > status=0x8, head=0x2c00b80, tail=0x2c00b80, sched_job=00000000cf6af8e8 > [ 347.104125] panfrost 1800000.gpu: mmu irq status=1 > [ 347.108930] panfrost 1800000.gpu: Unhandled Page fault in AS0 at VA > 0x0000000002800900 > [ 347.108930] Reason: TODO > [ 347.108930] raw fault status: 0x810002C1 > [ 347.108930] decoded faultn thi status: SLAVE FAULT > [ 347.108930] exception type 0xC1: TRANSLATION_FAULT_LEVEL1 > [ 347.108930] access type 0x2: READ > [ 347.108930] source id 0x8100 > [ 347.617950] panfrost 1800000.gpu: gpu sched timeout, js=1, > status=0x8, head=0x2800900, tail=0x2800900, sched_job=000000009325fdb7 > [ 347.629902] panfrost 1800000.gpu: mmu irq status=1 > [ 347.634696] panfrost 1800000.gpu: Unhandled Page fault in AS0 at VA > 0x0000000002800A80 Is this 32 or 64 bit userspace? I think 64-bit does not work with T7xx. You might need this[1]. You may also be the first to try T720, so it could be something else. Rob [1] https://gitlab.freedesktop.org/mesa/mesa/merge_requests/650
