From 900af4e4887ca980c8d57889e3d33e36b7586f38 Mon Sep 17 00:00:00 2001 From: Lijo Lazar Date: Thu, 27 Jul 2023 14:45:49 +0530 Subject: [PATCH] drm/amdgpu: Add pcie replay count callback to nbio Add a callback in nbio to get pcie replay count. Signed-off-by: Lijo Lazar Reviewed-by: Hawking Zhang Signed-off-by: Alex Deucher --- drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c | 8 ++++++++ drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h | 3 +++ 2 files changed, 11 insertions(+) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c index a3bc005..d085687 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.c @@ -45,6 +45,14 @@ int amdgpu_nbio_ras_sw_init(struct amdgpu_device *adev) return 0; } +u64 amdgpu_nbio_get_pcie_replay_count(struct amdgpu_device *adev) +{ + if (adev->nbio.funcs && adev->nbio.funcs->get_pcie_replay_count) + return adev->nbio.funcs->get_pcie_replay_count(adev); + + return 0; +} + int amdgpu_nbio_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block) { int r; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h index 8ab8ae0..e352db9 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_nbio.h @@ -99,6 +99,7 @@ struct amdgpu_nbio_funcs { int (*get_compute_partition_mode)(struct amdgpu_device *adev); u32 (*get_memory_partition_mode)(struct amdgpu_device *adev, u32 *supp_modes); + u64 (*get_pcie_replay_count)(struct amdgpu_device *adev); }; struct amdgpu_nbio { @@ -112,4 +113,6 @@ struct amdgpu_nbio { int amdgpu_nbio_ras_sw_init(struct amdgpu_device *adev); int amdgpu_nbio_ras_late_init(struct amdgpu_device *adev, struct ras_common_if *ras_block); +u64 amdgpu_nbio_get_pcie_replay_count(struct amdgpu_device *adev); + #endif -- 2.7.4