diff options
| author | Dave Airlie <airlied@redhat.com> | 2017-09-29 10:08:01 +1000 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-09-29 12:24:38 -0400 |
| commit | 35b31f7c6464480b10f3a54c9a35699e02f17ae8 (patch) | |
| tree | 0d59273b84ccea004d59c6d28ca10932917e24dc /drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | |
| parent | 6cdb91e28128595c1e2b7d0fa1ead30dc34ff15c (diff) | |
amdgpu/soc15: make the pcie index/data registers constant.
These don't seem to change at runtime, and the initialisers
are constant data. This could be improved by not selecting
the apu/non-apu path on each pcie read/write access.
Signed-off-by: Dave Airlie <airlied@redhat.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c index 11b70d601922..b932b780dd32 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_0.c @@ -186,7 +186,10 @@ void nbio_v7_0_ih_control(struct amdgpu_device *adev) } struct nbio_hdp_flush_reg nbio_v7_0_hdp_flush_reg; -struct nbio_pcie_index_data nbio_v7_0_pcie_index_data; +const struct nbio_pcie_index_data nbio_v7_0_pcie_index_data = { + .index_offset = SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2), + .data_offset = SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2) +}; int nbio_v7_0_init(struct amdgpu_device *adev) { @@ -205,8 +208,5 @@ int nbio_v7_0_init(struct amdgpu_device *adev) nbio_v7_0_hdp_flush_reg.ref_and_mask_sdma0 = GPU_HDP_FLUSH_DONE__SDMA0_MASK; nbio_v7_0_hdp_flush_reg.ref_and_mask_sdma1 = GPU_HDP_FLUSH_DONE__SDMA1_MASK; - nbio_v7_0_pcie_index_data.index_offset = SOC15_REG_OFFSET(NBIO, 0, mmPCIE_INDEX2); - nbio_v7_0_pcie_index_data.data_offset = SOC15_REG_OFFSET(NBIO, 0, mmPCIE_DATA2); - return 0; } |