Commit 3a878c430fd6 ("tty: serial: msm: Add TX DMA support") resulted in dropped characters and invalid characters in pio mode. Fix the problem and add an additional information message that was important in diagnosing the problem (reporting that DMA mode was not enabled). -- To unsubscribe from this list: send the line "unsubscribe linux-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html