[coreboot-gerrit] [XS] Change in coreboot[main]: mb/google/nissa/var/riven: Set PCIe root port 4 speed to Gen2

[Subrata Banik (Code Review)]

Attention is currently required from: David Wu, Dinesh Gehlot, Eric Lai, Jayvik Desai, Kapil Porwal, Nick Vaccaro.

Subrata Banik has posted comments on this change by David Wu. ( https://review.coreboot.org/c/coreboot/+/85520?usp=email )

Change subject: mb/google/nissa/var/riven: Set PCIe root port 4 speed to Gen2
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Patch Set 4: Code-Review+2

(1 comment)

Commit Message:

https://review.coreboot.org/c/coreboot/+/85520/comment/b445c5bb_c638a19b?usp... :
PS3, Line 10:
> The issue does not occur on Karis due to different WIFI module type with current projects, Karis is using M.2 (none solder down version),The decision to set PCIe root port 4 speed to Gen2 is based on experiment setup for b/374205496 and analysis result in #102, We appreciate your understanding and kindly request your assistance in reviewing this. Thank you!

do you mind adding such details into commit msg for better code readability.