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drm/amdgpu: fix sysfs interface pcie_replay_count error on navi asic

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the asic callback function of get_pcie_replay_count is not implement on navi asic,
it will cause null pinter error when read this interface.

Signed-off-by: Kevin Wang <kevin1.wang@amd.com>
Reviewed-by: Kent Russell <kent.russell@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Kevin Wang 2019-11-05 18:53:30 +08:00 • committed by Alex Deucher
parent e31dcdcfab
commit 2af8153126
1 changed files with 11 additions and 0 deletions
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11
drivers/gpu/drm/amd/amdgpu/nv.c
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@ -539,6 +539,16 @@ static bool nv_need_reset_on_init(struct amdgpu_device *adev)
return false;
}
static uint64_t nv_get_pcie_replay_count(struct amdgpu_device *adev)
{
/* TODO
* dummy implement for pcie_replay_count sysfs interface
* */
return 0;
}
static void nv_init_doorbell_index(struct amdgpu_device *adev)
{
adev->doorbell_index.kiq = AMDGPU_NAVI10_DOORBELL_KIQ;
@ -586,6 +596,7 @@ static const struct amdgpu_asic_funcs nv_asic_funcs =
.need_full_reset = &nv_need_full_reset,
.get_pcie_usage = &nv_get_pcie_usage,
.need_reset_on_init = &nv_need_reset_on_init,
.get_pcie_replay_count = &nv_get_pcie_replay_count,
};
static int nv_common_early_init(void *handle)