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[V5,0/5] Enhancements to Tegra194 PCIe driver

Message ID 20201203133451.17716-1-vidyas@nvidia.com
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Series Enhancements to Tegra194 PCIe driver | expand

Message

Vidya Sagar Dec. 3, 2020, 1:34 p.m. UTC 
This series of patches do some enhancements and some bug fixes to the
Tegra194 PCIe platform driver like
- Fix Vendor-ID corruption
- Update DWC IP version
- Continue with uninitialization sequence even if parts fail
- Check return value of tegra_pcie_init_controller()
- Disable LTSSM during link's L2 entry

V5:
* Rebased the first patch in the series
* Dropped the second patch
* Added Tested-by and Acked-by for rest of the patches

V4:
* Added a new patch to address link-up issues with some of the cards

V3:
* Addressed Bjorn's review comments
* Split earlier patch-4 into two
  - Continue with the uninitialization sequence even if some parts fail
  - Check return value of tegra_pcie_init_controller() and exit accordingly

V2:
* Addressed Rob's comments. Changed 'Strongly Ordered' to 'nGnRnE'

Vidya Sagar (5):
  PCI: tegra: Fix ASPM-L1SS advertisement disable code
  PCI: tegra: Set DesignWare IP version
  PCI: tegra: Continue unconfig sequence even if parts fail
  PCI: tegra: Check return value of tegra_pcie_init_controller()
  PCI: tegra: Disable LTSSM during L2 entry

 drivers/pci/controller/dwc/pcie-tegra194.c | 74 +++++++++++-----------
 1 file changed, 36 insertions(+), 38 deletions(-)

Comments

Lorenzo Pieralisi Dec. 7, 2020, 4:44 p.m. UTC | #1 
On Thu, 3 Dec 2020 19:04:46 +0530, Vidya Sagar wrote:
> This series of patches do some enhancements and some bug fixes to the
> Tegra194 PCIe platform driver like
> - Fix Vendor-ID corruption
> - Update DWC IP version
> - Continue with uninitialization sequence even if parts fail
> - Check return value of tegra_pcie_init_controller()
> - Disable LTSSM during link's L2 entry
> 
> [...]

Applied to pci/dwc, thanks!

[1/5] PCI: tegra: Fix ASPM-L1SS advertisement disable code
      https://git.kernel.org/lpieralisi/pci/c/6b6fafc1ab
[2/5] PCI: tegra: Set DesignWare IP version
      https://git.kernel.org/lpieralisi/pci/c/01254b6d6b
[3/5] PCI: tegra: Continue unconfig sequence even if parts fail
      https://git.kernel.org/lpieralisi/pci/c/b8f0d67149
[4/5] PCI: tegra: Check return value of tegra_pcie_init_controller()
      https://git.kernel.org/lpieralisi/pci/c/3d710af75b
[5/5] PCI: tegra: Disable LTSSM during L2 entry
      https://git.kernel.org/lpieralisi/pci/c/cf68e3b7a6

Thanks,
Lorenzo