diff options
| author | YuBiao Wang <YuBiao.Wang@amd.com> | 2021-05-11 13:13:02 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2021-05-20 05:43:40 +0300 |
| commit | 4aa7e6e07b6baf9834b85dc64bb2c2c20781c300 (patch) | |
| tree | 692229d8130774749a34c93c7f9ac3148b276dd2 /drivers/gpu/drm/amd/amdgpu/navi10_ih.c | |
| parent | 49da4c2be53ecc0885d02a80cc1255acb5823057 (diff) | |
| download | linux-4aa7e6e07b6baf9834b85dc64bb2c2c20781c300.tar.xz | |
drm/amd/amdgpu: psp program IH_RB_CTRL on sienna_cichlid
[Why]
IH_RB_CNTL is blocked by PSP so we need to ask psp to help config it.
[How]
Move psp ip block before ih, and use psp to program IH_RB_CNTL under sriov.
Reviewed-by: Chen, Horace <Horace.Chen@amd.com>
Signed-off-by: YuBiao Wang <YuBiao.Wang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/navi10_ih.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/navi10_ih.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c index 6eb60bca9f43..17ed61a34fbf 100644 --- a/drivers/gpu/drm/amd/amdgpu/navi10_ih.c +++ b/drivers/gpu/drm/amd/amdgpu/navi10_ih.c @@ -151,7 +151,15 @@ static int navi10_ih_toggle_ring_interrupts(struct amdgpu_device *adev, /* enable_intr field is only valid in ring0 */ if (ih == &adev->irq.ih) tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, ENABLE_INTR, (enable ? 1 : 0)); - WREG32(ih_regs->ih_rb_cntl, tmp); + + if (amdgpu_sriov_vf(adev) && amdgpu_sriov_reg_indirect_ih(adev)) { + if (psp_reg_program(&adev->psp, ih_regs->psp_reg_id, tmp)) { + DRM_ERROR("PSP program IH_RB_CNTL failed!\n"); + return -ETIMEDOUT; + } + } else { + WREG32(ih_regs->ih_rb_cntl, tmp); + } if (enable) { ih->enabled = true; @@ -261,7 +269,15 @@ static int navi10_ih_enable_ring(struct amdgpu_device *adev, tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, WPTR_OVERFLOW_ENABLE, 0); tmp = REG_SET_FIELD(tmp, IH_RB_CNTL, RB_FULL_DRAIN_ENABLE, 1); } - WREG32(ih_regs->ih_rb_cntl, tmp); + + if (amdgpu_sriov_vf(adev) && amdgpu_sriov_reg_indirect_ih(adev)) { + if (psp_reg_program(&adev->psp, ih_regs->psp_reg_id, tmp)) { + DRM_ERROR("PSP program IH_RB_CNTL failed!\n"); + return -ETIMEDOUT; + } + } else { + WREG32(ih_regs->ih_rb_cntl, tmp); + } if (ih == &adev->irq.ih) { /* set the ih ring 0 writeback address whether it's enabled or not */ |