summaryrefslogtreecommitdiffstats
path: root/lib/crc4.c
AgeCommit message (Collapse)AuthorFilesLines
2017-06-09lib: Add crc4 moduleJeremy Kerr1-0/+46
Add a little helper for crc4 calculations. This works 4-bits-at-a-time, using a simple table approach. We will need this in the FSI core code, as well as any master implementations that need to calculate CRCs in software. Signed-off-by: Jeremy Kerr <jk@ozlabs.org> Signed-off-by: Chris Bostic <cbostic@linux.vnet.ibm.com> Signed-off-by: Joel Stanley <joel@jms.id.au> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>