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drm/amd/pm: fix wrong pcie parameter on navi1x

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fix wrong pcie dpm parameter on navi1x

Fixes: 1a18607c07 ("drm/amd/pm: override pcie dpm parameters only if it is necessary")
Closes: https://gitlab.freedesktop.org/drm/amd/-/issues/4671
Signed-off-by: Yang Wang <kevinyang.wang@amd.com>
Co-developed-by: Kenneth Feng <kenneth.feng@amd.com>
Signed-off-by: Kenneth Feng <kenneth.feng@amd.com>
Acked-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Lijo Lazar <lijo.lazar@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Yang Wang 2025-12-11 10:47:18 +08:00 committed by Alex Deucher
parent 8644084a74
commit 5c5189cf4b
1 changed files with 2 additions and 2 deletions
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4
drivers/gpu/drm/amd/pm/swsmu/smu11/navi10_ppt.c
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@ -2216,8 +2216,8 @@ static int navi10_update_pcie_parameters(struct smu_context *smu,
pptable->PcieLaneCount[i] > pcie_width_cap ?
pcie_width_cap : pptable->PcieLaneCount[i];
smu_pcie_arg = i << 16;
smu_pcie_arg |= pcie_gen_cap << 8;
smu_pcie_arg |= pcie_width_cap;
smu_pcie_arg |= dpm_context->dpm_tables.pcie_table.pcie_gen[i] << 8;
smu_pcie_arg |= dpm_context->dpm_tables.pcie_table.pcie_lane[i];
ret = smu_cmn_send_smc_msg_with_param(smu,
SMU_MSG_OverridePcieParameters,
smu_pcie_arg,