Re: [PATCH v2] arm64: PCI: Enable SMC conduit

2021-01-20 Thread Jeremy Linton
Hi, On 1/13/21 4:40 PM, Jeremy Linton wrote: Given that most arm64 platforms' PCI implementations need quirks to deal with problematic config accesses, this is a good place to apply a firmware abstraction. The ARM PCI Configuration Space Access Firmware Interface specification details a standard

Re: [PATCH v2] arm64: PCI: Enable SMC conduit

2021-01-14 Thread Jeremy Linton
Hi, Since I don't have a cover letter I forgot the changes list. V1->V2: Add SMC_PCI_FEATURES calls to verify _READ, _WRITE and _SEG_INFO functions exist. Add a _SEG_INFO bus start, end validation against the ACPI table. Adjust some function naming, and log messages. On 1/13/21 4:40 PM, Jer

[PATCH v2] arm64: PCI: Enable SMC conduit

2021-01-13 Thread Jeremy Linton
Given that most arm64 platforms' PCI implementations need quirks to deal with problematic config accesses, this is a good place to apply a firmware abstraction. The ARM PCI Configuration Space Access Firmware Interface specification details a standard SMC conduit designed to provide a simple PCI co