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| author | Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org> | 2022-09-14 13:23:43 +0530 |
|---|---|---|
| committer | Lorenzo Pieralisi <lpieralisi@kernel.org> | 2022-10-05 16:17:45 +0200 |
| commit | 6dbba2b53c3bcbbee849d2fa8cf6acc973ab2e81 (patch) | |
| tree | a538d2910021de7d7e8c852b64678cd3f704dd80 /tools/perf/scripts/python/Perf-Trace-Util/lib/Perf | |
| parent | 19619b43f0319c7a0564f6ff35aca5f62e7cb118 (diff) | |
PCI: qcom-ep: Expose link transition counts via debugfs
Qualcomm PCIe controllers have debug registers in the MMIO region
that count PCIe link transitions. Expose them over debugfs to
userspace to help debug the low power issues.
Link: https://lore.kernel.org/r/20220914075350.7992-6-manivannan.sadhasivam@linaro.org
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Signed-off-by: Lorenzo Pieralisi <lpieralisi@kernel.org>
Diffstat (limited to 'tools/perf/scripts/python/Perf-Trace-Util/lib/Perf')
0 files changed, 0 insertions, 0 deletions