[PATCH 046/100] drm/amdgpu: Add GMC 9.0 support

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> -----Original Message-----
> From: Dave Airlie [mailto:airlied at gmail.com]
> Sent: Wednesday, March 22, 2017 3:48 PM
> To: Alex Deucher
> Cc: amd-gfx mailing list; Deucher, Alexander; Xie, AlexBin
> Subject: Re: [PATCH 046/100] drm/amdgpu: Add GMC 9.0 support
> 
> > +};
> > +
> > +static int gmc_v9_0_vm_fault_interrupt_state(struct amdgpu_device
> *adev,
> > +                                       struct amdgpu_irq_src *src,
> > +                                       unsigned type,
> > +                                       enum amdgpu_interrupt_state state)
> > +{
> > +       struct amdgpu_vmhub *hub;
> > +       u32 tmp, reg, bits, i;
> > +
> > +       switch (state) {
> > +       case AMDGPU_IRQ_STATE_DISABLE:
> > +               /* MM HUB */
> > +               hub = &adev->vmhub[AMDGPU_MMHUB];
> > +               bits = hub->get_vm_protection_bits();
> > +               for (i = 0; i< 16; i++) {
> > +                       reg = hub->vm_context0_cntl + i;
> > +                       tmp = RREG32(reg);
> > +                       tmp &= ~bits;
> > +                       WREG32(reg, tmp);
> > +               }
> > +
> > +               /* GFX HUB */
> > +               hub = &adev->vmhub[AMDGPU_GFXHUB];
> > +               bits = hub->get_vm_protection_bits();
> > +               for (i = 0; i < 16; i++) {
> > +                       reg = hub->vm_context0_cntl + i;
> > +                       tmp = RREG32(reg);
> > +                       tmp &= ~bits;
> > +                       WREG32(reg, tmp);
> > +               }
> > +               break;
> > +       case AMDGPU_IRQ_STATE_ENABLE:
> > +               /* MM HUB */
> > +               hub = &adev->vmhub[AMDGPU_MMHUB];
> > +               bits = hub->get_vm_protection_bits();
> > +               for (i = 0; i< 16; i++) {
> > +                       reg = hub->vm_context0_cntl + i;
> > +                       tmp = RREG32(reg);
> > +                       tmp |= bits;
> > +                       WREG32(reg, tmp);
> > +               }
> > +
> > +               /* GFX HUB */
> > +               hub = &adev->vmhub[AMDGPU_GFXHUB];
> > +               bits = hub->get_vm_protection_bits();
> > +               for (i = 0; i < 16; i++) {
> > +                       reg = hub->vm_context0_cntl + i;
> > +                       tmp = RREG32(reg);
> > +                       tmp |= bits;
> > +                       WREG32(reg, tmp);
> > +               }
> > +               break;
> > +       default:
> > +               break;
> > +       }
> > +
> > +       return 0;
> > +       return 0;
> > +}
> > +
> 
> Probably only need one :-)

Fixed locally.  Thanks!

Alex

> 
> Dave.


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