[S] Change in coreboot[main]: mb/google/nissa/var/riven: enable WIFI SAR

[Eric Lai (Code Review)]

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

Eric Lai has posted comments on this change by David Wu. ( https://review.coreboot.org/c/coreboot/+/84339?usp=email )

The change is no longer submittable: All-Comments-Resolved is unsatisfied now.

Change subject: mb/google/nissa/var/riven: enable WIFI SAR
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Patch Set 3:

(1 comment)

File src/mainboard/google/brya/variants/riven/variant.c:

https://review.coreboot.org/c/coreboot/+/84339/comment/12b2aff2_40d9c273?usp... :
PS3, Line 10: 	if (fw_config_probe(FW_CONFIG(WIFI_TYPE, WIFI_CNVI)) &&
Suggest use fw_config_get_field to get the value and combine the value. Code should like this:
uint64_t type = fw_config_get_field(WIFI_TYPE)
uint64_t sar_id = fw_config_get_field(WIFI_SAR_ID)
static char filename[20];
snprintf(filename, sizeof(filename), "wifi_sar_%lld.hex", type << 3 | sar_id);