drm/amdgpu: Remove pcie bw sys entry

Remove pcie bw sys entry for asics not supporting
such function

Signed-off-by: Asad Kamal <asad.kamal@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Reviewed-by: Hawking Zhang <Hawking.Zhang@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c
index b76cf70..e4012f5 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/soc15.c
+++ b/drivers/gpu/drm/amd/amdgpu/soc15.c
@@ -895,7 +895,6 @@ static const struct amdgpu_asic_funcs aqua_vanjaram_asic_funcs =
        .get_config_memsize = &soc15_get_config_memsize,
        .need_full_reset = &soc15_need_full_reset,
        .init_doorbell_index = &aqua_vanjaram_doorbell_index_init,
-       .get_pcie_usage = &vega20_get_pcie_usage,
        .need_reset_on_init = &soc15_need_reset_on_init,
        .get_pcie_replay_count = &amdgpu_nbio_get_pcie_replay_count,
        .supports_baco = &soc15_supports_baco,

diff --git a/drivers/gpu/drm/amd/pm/amdgpu_pm.c b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
index 087d578..1ff7fc8 100644 (file)
--- a/drivers/gpu/drm/amd/pm/amdgpu_pm.c
+++ b/drivers/gpu/drm/amd/pm/amdgpu_pm.c
@@ -2174,7 +2174,8 @@ static int default_attr_update(struct amdgpu_device *adev, struct amdgpu_device_
                        *states = ATTR_STATE_UNSUPPORTED;
        } else if (DEVICE_ATTR_IS(pcie_bw)) {
                /* PCIe Perf counters won't work on APU nodes */
-               if (adev->flags & AMD_IS_APU)
+               if (adev->flags & AMD_IS_APU ||
+                   !adev->asic_funcs->get_pcie_usage)
                        *states = ATTR_STATE_UNSUPPORTED;
        } else if (DEVICE_ATTR_IS(unique_id)) {
                switch (gc_ver) {