On Sat, Jul 13, 2024 at 07:17:51PM +0300, Dmitry Baryshkov wrote:
> On Fri, Jul 12, 2024 at 12:00:03PM GMT, Stephan Gerhold wrote:
> > Some newer ADSP firmware versions on X1E80100 report an extra __le32 at the
> > end of the battery information request payload, causing qcom_battmgr to
> > fail to initialize. Adjust the check to ignore the extra field in the info
> > payload so we can support both old and newer firmware versions.
> >
> > Tested-by: Srinivas Kandagatla <srinivas.kandagatla@xxxxxxxxxx>
> > Signed-off-by: Stephan Gerhold <stephan.gerhold@xxxxxxxxxx>
> > ---
> > drivers/power/supply/qcom_battmgr.c | 4 +++-
> > 1 file changed, 3 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/power/supply/qcom_battmgr.c b/drivers/power/supply/qcom_battmgr.c
> > index 46f36dcb185c..a5b5f1251af1 100644
> > --- a/drivers/power/supply/qcom_battmgr.c
> > +++ b/drivers/power/supply/qcom_battmgr.c
> > @@ -1007,7 +1007,9 @@ static void qcom_battmgr_sc8280xp_callback(struct qcom_battmgr *battmgr,
> > battmgr->error = 0;
> > break;
> > case BATTMGR_BAT_INFO:
> > - if (payload_len != sizeof(resp->info)) {
> > + /* some firmware versions report an extra __le32 at the end of the payload */
>
> Any useful information in that extra?
>
No, I don't think so. I think we can just ignore it.
Thanks,
Stephan
