The nvec_power system polls nvec for battery information. In some cases, that part seems to be overloaded and unable to respond fast in which case it sends an incomplete response. We need to mark the transfer as completed, though, in order to prevent endless retries which can kill nvec.
Signed-off-by: Julian Andres Klode <[email protected]> Acked-by: Marc Dietrich <[email protected]> --- drivers/staging/nvec/nvec.c | 5 +++++ 1 files changed, 5 insertions(+), 0 deletions(-) diff --git a/drivers/staging/nvec/nvec.c b/drivers/staging/nvec/nvec.c index 8c01723..a80f993 100644 --- a/drivers/staging/nvec/nvec.c +++ b/drivers/staging/nvec/nvec.c @@ -446,6 +446,11 @@ static void nvec_rx_completed(struct nvec_chip *nvec) nvec_msg_free(nvec, nvec->rx); nvec->state = 0; + + /* Battery quirk - Often incomplete, and likes to crash */ + if (nvec->rx->data[0] == NVEC_BAT) + complete(&nvec->ec_transfer); + return; } -- 1.7.5.4 _______________________________________________ devel mailing list [email protected] http://driverdev.linuxdriverproject.org/mailman/listinfo/devel
