drm/amdgpu: Use function for IP version check

Use an inline function for version check. Gives more flexibility to
handle any format changes.

Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu/nbio4.3: set proper rmmio_remap.reg_offset for SR-IOV

Needed for HDP flush to work correctly.

Reviewed-by: Timmy Tsai <timmtsai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu/nbio4.3: set proper rmmio_remap.reg_offset for SR-IOV

Needed for HDP flush to work correctly.

Reviewed-by: Timmy Tsai <timmtsai@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: Add fatal error handling in nbio v4_3

GPU will stop working once fatal error is detected.
it will inform driver to do reset to recover from
the fatal error.

v2: squash in logic fix (Srinivasan)
v3: squash in logic fix (Dan)

Signed-off-by: Hawking Zhang <Hawking.Zhang@amd.com>
Reviewed-by: Candice Li <candice.li@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd: Fix initialization for nbio 4.3.0

A mistake has been made on some boards with NBIO 4.3.0 where some
NBIO registers aren't properly set by the hardware.

Ensure that they're set during initialization.

Cc: Natikar Basavaraj <Basavaraj.Natikar@amd.com>
Tested-by: Satyanarayana ReddyTVN <Satyanarayana.ReddyTVN@amd.com>
Tested-by: Rutvij Gajjar <Rutvij.Gajjar@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amd: Fix initialization for nbio 4.3.0

A mistake has been made on some boards with NBIO 4.3.0 where some
NBIO registers aren't properly set by the hardware.

Ensure that they're set during initialization.

Cc: Natikar Basavaraj <Basavaraj.Natikar@amd.com>
Tested-by: Satyanarayana ReddyTVN <Satyanarayana.ReddyTVN@amd.com>
Tested-by: Rutvij Gajjar <Rutvij.Gajjar@amd.com>
Signed-off-by: Mario Limonciello <mario.limonciello@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org # 6.1.x

drm/amdgpu: add sriov nbio callback structure

[Why]
under SR-IOV, the nbio doorbell range will be defined by PF. So VF
nbio doorbell range registers will be blocked. It will cause violation
if VF access those registers directly.

[How]
create an nbio_v4_3_sriov_funcs for sriov nbio_v4_3 initialization to
skip the setting for the doorbell range registers.

Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Horace Chen <horace.chen@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: avoid to perform undesired clockgating operation

Make sure the clockgating feature is supported before action.
Otherwise, the feature may be disabled unexpectedly on enablement
request.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: enable ASPM support for PCIE 7.4.0/7.6.0

Enable ASPM support for PCIE 7.4.0 and 7.6.0.

Signed-off-by: Evan Quan <evan.quan@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

drm/amdgpu: add nbio v4_3_0 ip block v2

This adds nbio v4_3_0 ip block support

Changed from v1:
use WREG32_SOC15/RREG32_SOC15 instead of
WREG32_PCIE/RREG32_PCIE
remove the programming of PCIE_CONFIG_CNTL

Signed-off-by: Stanley.Yang <Stanley.Yang@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>