Message ID | 1513634534-22861-5-git-send-email-clew@codeaurora.org (mailing list archive) |
---|---|
State | Changes Requested |
Headers | show |
On 12/18/2017 02:02 PM, Chris Lew wrote: > Expose the name field as an attr so clients listening to uevents for > rpmsg can identify the edge the events correspond to. > > Signed-off-by: Chris Lew <clew@codeaurora.org> > --- > drivers/rpmsg/qcom_glink_native.c | 18 ++++++++++++++++++ > 1 file changed, 18 insertions(+) > > diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c > index 786f2eca01f1..a897ccea3098 100644 > --- a/drivers/rpmsg/qcom_glink_native.c > +++ b/drivers/rpmsg/qcom_glink_native.c > @@ -1558,6 +1558,22 @@ static void qcom_glink_work(struct work_struct *work) > } > } > > +static ssize_t rpmsg_name_show(struct device *dev, > + struct device_attribute *attr, char *buf) > +{ > + struct rpmsg_device *rpdev = to_rpmsg_device(dev); > + struct qcom_glink_device *gdev = to_glink_device(rpdev); > + > + return snprintf(buf, RPMSG_NAME_SIZE, "%s\n", gdev->glink->name); > +} > +static DEVICE_ATTR_RO(rpmsg_name); > + > +static struct attribute *qcom_glink_attrs[] = { const?
On 12/18/2017 2:48 PM, Stephen Boyd wrote: > On 12/18/2017 02:02 PM, Chris Lew wrote: >> Expose the name field as an attr so clients listening to uevents for >> rpmsg can identify the edge the events correspond to. >> >> Signed-off-by: Chris Lew <clew@codeaurora.org> >> --- >> drivers/rpmsg/qcom_glink_native.c | 18 ++++++++++++++++++ >> 1 file changed, 18 insertions(+) >> >> diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c >> index 786f2eca01f1..a897ccea3098 100644 >> --- a/drivers/rpmsg/qcom_glink_native.c >> +++ b/drivers/rpmsg/qcom_glink_native.c >> @@ -1558,6 +1558,22 @@ static void qcom_glink_work(struct work_struct *work) >> } >> } >> >> +static ssize_t rpmsg_name_show(struct device *dev, >> + struct device_attribute *attr, char *buf) >> +{ >> + struct rpmsg_device *rpdev = to_rpmsg_device(dev); >> + struct qcom_glink_device *gdev = to_glink_device(rpdev); >> + >> + return snprintf(buf, RPMSG_NAME_SIZE, "%s\n", gdev->glink->name); >> +} >> +static DEVICE_ATTR_RO(rpmsg_name); >> + >> +static struct attribute *qcom_glink_attrs[] = { > > const? > Thanks Stephen, will change to "static const struct attribute *"
diff --git a/drivers/rpmsg/qcom_glink_native.c b/drivers/rpmsg/qcom_glink_native.c index 786f2eca01f1..a897ccea3098 100644 --- a/drivers/rpmsg/qcom_glink_native.c +++ b/drivers/rpmsg/qcom_glink_native.c @@ -1558,6 +1558,22 @@ static void qcom_glink_work(struct work_struct *work) } } +static ssize_t rpmsg_name_show(struct device *dev, + struct device_attribute *attr, char *buf) +{ + struct rpmsg_device *rpdev = to_rpmsg_device(dev); + struct qcom_glink_device *gdev = to_glink_device(rpdev); + + return snprintf(buf, RPMSG_NAME_SIZE, "%s\n", gdev->glink->name); +} +static DEVICE_ATTR_RO(rpmsg_name); + +static struct attribute *qcom_glink_attrs[] = { + &dev_attr_rpmsg_name.attr, + NULL +}; +ATTRIBUTE_GROUPS(qcom_glink); + static void qcom_glink_device_release(struct device *dev) { struct rpmsg_device *rpdev = to_rpmsg_device(dev); @@ -1597,6 +1613,8 @@ struct qcom_glink *qcom_glink_native_probe(struct device *dev, return ERR_PTR(-ENOMEM); glink->dev = dev; + glink->dev->groups = qcom_glink_groups; + glink->tx_pipe = tx; glink->rx_pipe = rx;
Expose the name field as an attr so clients listening to uevents for rpmsg can identify the edge the events correspond to. Signed-off-by: Chris Lew <clew@codeaurora.org> --- drivers/rpmsg/qcom_glink_native.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)