Change in coreboot[master]: commonlib/region: Add support for asynchronous readat

[build bot (Jenkins) (Code Review)]

Attention is currently required from: Raul Rangel, Furquan Shaikh, Marshall Dawson, Julius Werner, Angel Pons.
build bot (Jenkins) has posted comments on this change. ( https://review.coreboot.org/c/coreboot/+/55856 )

Change subject: commonlib/region: Add support for asynchronous readat
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Patch Set 4:

(6 comments)

File src/commonlib/include/commonlib/region.h:

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-123305):
https://review.coreboot.org/c/coreboot/+/55856/comment/7c15f0f3_fab0b140 
PS4, Line 98: 	cb_err_t (*readat_async)(const struct region_device *,
function definition argument 'const struct region_device *' should also have an identifier name

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-123305):
https://review.coreboot.org/c/coreboot/+/55856/comment/e73eba4e_d874ea7b 
PS4, Line 98: 	cb_err_t (*readat_async)(const struct region_device *,
function definition argument 'struct rdev_readat_async_context *' should also have an identifier name

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-123305):
https://review.coreboot.org/c/coreboot/+/55856/comment/f25d840a_74eb451a 
PS4, Line 98: 	cb_err_t (*readat_async)(const struct region_device *,
function definition argument 'void *' should also have an identifier name

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-123305):
https://review.coreboot.org/c/coreboot/+/55856/comment/7763a9dd_799c25c7 
PS4, Line 98: 	cb_err_t (*readat_async)(const struct region_device *,
function definition argument 'size_t' should also have an identifier name

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-123305):
https://review.coreboot.org/c/coreboot/+/55856/comment/182ef0ce_8c02925a 
PS4, Line 98: 	cb_err_t (*readat_async)(const struct region_device *,
function definition argument 'size_t' should also have an identifier name

File src/commonlib/region.c:

Robot Comment from checkpatch (run ID jenkins-coreboot-checkpatch-123305):
https://review.coreboot.org/c/coreboot/+/55856/comment/27eea7e4_9737b02b 
PS4, Line 136: cb_err_t rdev_readat_async(const struct region_device *rd, struct rdev_readat_async_context *context,
line over 96 characters