Please refer to commit 4e683cb26 that fix for gfx8, I think the commit can also fix BUG_ON case of gfx9. Thanks! Xiangliang Yu > -----Original Message----- > From: amd-gfx [mailto:amd-gfx-bounces at lists.freedesktop.org] On Behalf > Of Rex Zhu > Sent: Monday, April 17, 2017 8:31 PM > To: amd-gfx at lists.freedesktop.org > Cc: Zhu, Rex <Rex.Zhu at amd.com> > Subject: [PATCH] drm/amdgpu: set kiq irq in sriov case for gfx_v9. > > As the kiq ring is NULL in baremetal case, the irq function will result in a > BUG_ON in some case. > > Signed-off-by: Rex Zhu <Rex.Zhu at amd.com> > --- > drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c | 15 +++++++++------ > 1 file changed, 9 insertions(+), 6 deletions(-) > > diff --git a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c > b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c > index f6b2329..35657c3 100644 > --- a/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c > +++ b/drivers/gpu/drm/amd/amdgpu/gfx_v9_0.c > @@ -1029,9 +1029,11 @@ static int gfx_v9_0_sw_init(void *handle) > struct amdgpu_device *adev = (struct amdgpu_device *)handle; > > /* KIQ event */ > - r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, > 178, &adev->gfx.kiq.irq); > - if (r) > - return r; > + if (amdgpu_sriov_vf()) { > + r = amdgpu_irq_add_id(adev, > AMDGPU_IH_CLIENTID_GRBM_CP, 178, &adev->gfx.kiq.irq); > + if (r) > + return r; > + } > > /* EOP Event */ > r = amdgpu_irq_add_id(adev, AMDGPU_IH_CLIENTID_GRBM_CP, > 181, &adev->gfx.eop_irq); @@ -3590,9 +3592,10 @@ static void > gfx_v9_0_set_irq_funcs(struct amdgpu_device *adev) > > adev->gfx.priv_inst_irq.num_types = 1; > adev->gfx.priv_inst_irq.funcs = &gfx_v9_0_priv_inst_irq_funcs; > - > - adev->gfx.kiq.irq.num_types = AMDGPU_CP_KIQ_IRQ_LAST; > - adev->gfx.kiq.irq.funcs = &gfx_v9_0_kiq_irq_funcs; > + if (amdgpu_sriov_vf(adev)) { > + adev->gfx.kiq.irq.num_types = AMDGPU_CP_KIQ_IRQ_LAST; > + adev->gfx.kiq.irq.funcs = &gfx_v9_0_kiq_irq_funcs; > + } > } > > static void gfx_v9_0_set_rlc_funcs(struct amdgpu_device *adev) > -- > 1.9.1 > > _______________________________________________ > amd-gfx mailing list > amd-gfx at lists.freedesktop.org > https://lists.freedesktop.org/mailman/listinfo/amd-gfx
