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| author |   Lijo Lazar <lijo.lazar@amd.com> | 2025-05-29 13:29:11 +0530 |
|---|---|---|
| committer |   Alex Deucher <alexander.deucher@amd.com> | 2025-06-18 12:19:09 -0400 |
| commit | 0f566f0e9c614aa3d95082246f5b8c9e8a09c8b3 (patch) | |
| tree | 90732c6e62753fd9de446de8ebbb6bd7c0f78838 | |
| parent | drm/amdgpu: Check pcie replays reporting support (diff) | |
| download | wireguard-linux-0f566f0e9c614aa3d95082246f5b8c9e8a09c8b3.tar.xz wireguard-linux-0f566f0e9c614aa3d95082246f5b8c9e8a09c8b3.zip | |
drm/amdgpu: Remove nbiov7.9 replay count reporting
Direct pcie replay count reporting is not available on nbio v7.9.
Reporting is done through firmware.
Signed-off-by: Lijo Lazar <lijo.lazar@amd.com>
Acked-by: Mangesh Gadre <Mangesh.Gadre@amd.com>
Reviewed-by: Asad Kamal <asad.kamal@amd.com>
Fixes: 50709d18f4a6 ("drm/amdgpu: Add pci replay count to nbio v7.9")
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c | 20 |
1 files changed, 0 insertions, 20 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c index a376f072700d..1c22bc11c1f8 100644 --- a/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c +++ b/drivers/gpu/drm/amd/amdgpu/nbio_v7_9.c @@ -31,9 +31,6 @@ #define NPS_MODE_MASK 0x000000FFL -/* Core 0 Port 0 counter */ -#define smnPCIEP_NAK_COUNTER 0x1A340218 - static void nbio_v7_9_remap_hdp_registers(struct amdgpu_device *adev) { WREG32_SOC15(NBIO, 0, regBIF_BX0_REMAP_HDP_MEM_FLUSH_CNTL, @@ -467,22 +464,6 @@ static void nbio_v7_9_init_registers(struct amdgpu_device *adev) } } -static u64 nbio_v7_9_get_pcie_replay_count(struct amdgpu_device *adev) -{ - u32 val, nak_r, nak_g; - - if (adev->flags & AMD_IS_APU) - return 0; - - /* Get the number of NAKs received and generated */ - val = RREG32_PCIE(smnPCIEP_NAK_COUNTER); - nak_r = val & 0xFFFF; - nak_g = val >> 16; - - /* Add the total number of NAKs, i.e the number of replays */ - return (nak_r + nak_g); -} - #define MMIO_REG_HOLE_OFFSET 0x1A000 static void nbio_v7_9_set_reg_remap(struct amdgpu_device *adev) @@ -524,7 +505,6 @@ const struct amdgpu_nbio_funcs nbio_v7_9_funcs = { .get_memory_partition_mode = nbio_v7_9_get_memory_partition_mode, .is_nps_switch_requested = nbio_v7_9_is_nps_switch_requested, .init_registers = nbio_v7_9_init_registers, - .get_pcie_replay_count = nbio_v7_9_get_pcie_replay_count, .set_reg_remap = nbio_v7_9_set_reg_remap, }; |