[PATCH v2 0/3] Qualcomm PCIe RC shutdown & reinit

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This series implements shutdown & reinitialization of the PCIe RC on
system suspend. Tested on 8280-crd.

Changes in v2:
* Rebase
* Get rid of "Cache last icc bandwidth", use icc_enable instead
* Don't permanently assert reset on clk enable fail in "Reshuffle reset.."
* Drop fixes tag in "Reshuffle reset.."
* Improve commit messages of "Reshuffle reset.." and "Implement RC shutdown.."
* Only set icc tag on RPMh SoCs
* Pick up rb
Link to v1: https://lore.kernel.org/linux-arm-msm/20231227-topic-8280_pcie-v1-0-095491baf9e4@xxxxxxxxxx/

Signed-off-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>
---
Konrad Dybcio (3):
      PCI: qcom: reshuffle reset logic in 2_7_0 .init
      PCI: qcom: Read back PARF_LTSSM register
      PCI: qcom: properly implement RC shutdown/power up

 drivers/pci/controller/dwc/Kconfig     |   1 +
 drivers/pci/controller/dwc/pcie-qcom.c | 178 +++++++++++++++++++++++++--------
 2 files changed, 135 insertions(+), 44 deletions(-)
---
base-commit: 445a555e0623387fa9b94e68e61681717e70200a
change-id: 20240210-topic-8280_pcie-c94f58158029

Best regards,
-- 
Konrad Dybcio <konrad.dybcio@xxxxxxxxxx>





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