PCI: qcom: Disable ASPM L0s for X1E80100
authorQiang Yu <quic_qianyu@quicinc.com>
Fri, 1 Nov 2024 03:09:01 +0000 (20:09 -0700)
committerKrzysztof Wilczyński <kwilczynski@kernel.org>
Mon, 4 Nov 2024 14:57:30 +0000 (14:57 +0000)
commitfba6045161d686adc102b6ef71b2fd1e5f90a616
treef6b2982dbda11025d657bcea4694a32a28d78c6f
parent1362af92bcf5f18cdb25c095e3ba5155b823f570
PCI: qcom: Disable ASPM L0s for X1E80100

Currently, the cfg_1_9_0 which is being used for X1E80100 doesn't disable
ASPM L0s. However, hardware team recommends to disable L0s as the PHY init
sequence is not tuned support L0s. Hence reuse cfg_sc8280xp for X1E80100.

Note that the config_sid() callback is not present in cfg_sc8280xp, don't
concern about this because config_sid() callback is originally a no-op
for X1E80100.

Fixes: 6d0c39324c5f ("PCI: qcom: Add X1E80100 PCIe support")
Link: https://lore.kernel.org/r/20241101030902.579789-5-quic_qianyu@quicinc.com
Signed-off-by: Qiang Yu <quic_qianyu@quicinc.com>
Signed-off-by: Krzysztof Wilczyński <kwilczynski@kernel.org>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Johan Hovold <johan+linaro@kernel.org>
Reviewed-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
Cc: <stable@vger.kernel.org> # 6.9
drivers/pci/controller/dwc/pcie-qcom.c