[L] Change in coreboot[master]: drivers/intel/fsp2_0: Add API to convert BMP images to GOP BLT buffer

[Paul Menzel (Code Review)]

Attention is currently required from: Andrey Petrov, Kapil Porwal, Nick Vaccaro, Subrata Banik.

Paul Menzel has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/76921?usp=email )

Change subject: drivers/intel/fsp2_0: Add API to convert BMP images to GOP BLT buffer
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Patch Set 4:

(2 comments)

Commit Message:

https://review.coreboot.org/c/coreboot/+/76921/comment/eedcdc72_583994db :
PS3, Line 18: It also adds a
            : new config (BMP_LOGO_TO_GOP_BLT) to ensure backward compatibility with
            : older generation FSP.
> UPDs are different between just passing BMP image to FSP vs GOP BLT to FSP.

Can this be better modeled?
> Are you saying pass the GOP BLT by default (if BMP_LOGO is enabled)?

Almost. I mean, always built in the driver, but still run-time detect if BMP or BLT should be passed.

File src/drivers/intel/fsp2_0/fsp_gop_blt.c:

PS3:
> > Maybe the same structs could be used for coreboot in general, and then only the structs are conver […]

I meant just a lot of the helper functions introduced here.

Also, will “AMD FSP” ever use this?