Hi Gustavo,

[...]

+ * Typically this function will be called by the pci driver, which passes

It would be "PCI" here.

+ * through argument the 'struct pci_dev *' already pointing for the device
+ * config space that is associated with the vendor and device ID which will
+ * know which ID to search and what to do with it, however, it might be

Probably "there might be".

+ * cases that this function could be called outside of this scope and
+ * therefore is the caller responsibility to check the vendor and/or

[...]

A suggestion.  This commit message is a little hard to read and could be
improved.

It might just be me (by and large, and I am not a native English
speaker), but it's actually easier to figure out what the function does
after reading the implementation that from the comment. :)

Krzysztof