Re: [PATCH v4 15/16] PCI: dwc: tegra194: Use cached PCIe capability offset

[sashiko-bot@kernel.org]

> Replace the two dw_pcie_find_capability(&pcie->pci, PCI_CAP_ID_EXP)
> calls in tegra_pcie_dw_host_init() and pex_ep_event_pex_rst_deassert()
> with dw_pcie_get_pcie_cap() so that the driver-private pcie_cap_base is
> filled from the same cached value.
> 
> tegra_pcie_dw_host_init() is called from .start_link, i.e. after the
> controller has been initialized, and the PERST# deassert handler runs
> after the endpoint has been brought out of reset with its clocks and
> power enabled. The helper therefore performs its single DBI read at the
> same point as the open coded search, and the private copy keeps working
> unchanged.
> 
> Signed-off-by: Hans Zhang <18255117159@163.com>

Sashiko has reviewed this patch and found no issues.

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