[qca-nss-qdisc] Corrected frame mode configuration for PPE qdiscs

Default frame mode considers all IPG, preamble, frame and CRC for
calculating the length of packet while only frame and CRC should be
considered when qdisc is configured.

Change-Id: I5aed25351c77c722b9ed8b9fb32622cc5f963bbb
Signed-off-by: Suruchi Agarwal <suruchia@codeaurora.org>
2 files changed