On 17/10/2018 17:47, Timo Alho wrote: > > > On 17.10.2018 13.09, Jonathan Hunter wrote: >> >> On 17/10/2018 07:37, Timo Alho wrote: >>> + >>> + ret = tegra_bpmp_transfer(bpmp, &msg); >>> + if (ret != 0 || msg.rx.ret != 0) { >>> + /* something went wrong; assume not supported */ >>> + dev_warn(bpmp->dev, "tegra_bpmp_transfer failed\n"); >> >> Should we make this a dev_dbg? I am wondering if we want to avoid this >> print in the case of someone using and older version of the firmware >> where this is not a critical error? In other words, should the caller of >> this function be responsible for printing any error messages? > > This warning gets printed only when there is an error in communication > between CPU and BPMP-FW. > > For cases where communication was successful, but MRQ is not supported, > it would be responsibility of the caller to print something if that > would be useful or needed. OK great, then that's fine. Cheers Jon -- nvpublic