419af595b1
Interleave granularity and ways have CXL specification defined encodings. Promote the conversion helpers to a common header, and use them to replace other open-coded instances. Force caller to consider the error case of the conversion similarly to other conversion helpers like kstrto*(). Co-developed-by: Ben Widawsky <bwidawsk@kernel.org> Signed-off-by: Ben Widawsky <bwidawsk@kernel.org> Reviewed-by: Jonathan Cameron <Jonathan.Cameron@huawei.com> Link: https://lore.kernel.org/r/165603875016.551046.17236943065932132355.stgit@dwillia2-xfh Signed-off-by: Dan Williams <dan.j.williams@intel.com>