> -----Original Message----- > From: amd-gfx [mailto:[email protected]] On Behalf > Of Felix Kuehling > Sent: Monday, March 27, 2017 6:25 PM > To: [email protected] > Cc: Kuehling, Felix > Subject: [PATCH] drm/amdgpu: Improve Vega10 VM fault handling > > Register AMDGPU_IH_CLIENTID_UTCL2 as a source of VM faults. Clean > up the VM fault message format and use rate-limiting similar to > other ASICs. > > Signed-off-by: Felix Kuehling <[email protected]>
Reviewed-by: Alex Deucher <[email protected]> > --- > drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c | 19 +++++++++++++------ > 1 file changed, 13 insertions(+), 6 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c > b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c > index 232c208..9831025 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/gmc_v9_0.c > @@ -145,12 +145,17 @@ static int gmc_v9_0_process_interrupt(struct > amdgpu_device *adev, > WREG32_P(gfxhub->vm_l2_pro_fault_cntl, 1, ~1); > } > > - DRM_ERROR("[%s]VMC page fault (src_id:%u ring:%u vm_id:%u > pas_id:%u) " > - "at page 0x%016llx from %d\n" > - "VM_L2_PROTECTION_FAULT_STATUS:0x%08X\n", > - entry->vm_id_src ? "mmhub" : "gfxhub", > - entry->src_id, entry->ring_id, entry->vm_id, entry->pas_id, > - addr, entry->client_id, status); > + if (printk_ratelimit()) { > + dev_err(adev->dev, > + "[%s] VMC page fault (src_id:%u ring:%u vm_id:%u > pas_id:%u)\n", > + entry->vm_id_src ? "mmhub" : "gfxhub", > + entry->src_id, entry->ring_id, entry->vm_id, > + entry->pas_id); > + dev_err(adev->dev, " at page 0x%016llx from %d\n", > + addr, entry->client_id); > + dev_err(adev->dev, > "VM_L2_PROTECTION_FAULT_STATUS:0x%08X\n", > + status); > + } > > return 0; > } > @@ -539,6 +544,8 @@ static int gmc_v9_0_sw_init(void *handle) > /* This interrupt is VMC page fault.*/ > r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_VMC, 0, > &adev->mc.vm_fault); > + r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_UTCL2, 0, > + &adev->mc.vm_fault); > > if (r) > return r; > -- > 1.9.1 > > _______________________________________________ > amd-gfx mailing list > [email protected] > https://lists.freedesktop.org/mailman/listinfo/amd-gfx _______________________________________________ amd-gfx mailing list [email protected] https://lists.freedesktop.org/mailman/listinfo/amd-gfx
