This patch will export the supported commands by the devices
to the user. This is required because user should know supported
commands by the IEEE-802.15.4 devices. Drivers that are there in
the mainline are not supporting all the functionalities that the
core is providing to us.
Signed-off-by: Varka Bhadram <varkab@xxxxxxx>
---
include/net/nl802154.h | 2 ++
net/ieee802154/nl802154.c | 33 +++++++++++++++++++++++++++++++++
2 files changed, 35 insertions(+)
diff --git a/include/net/nl802154.h b/include/net/nl802154.h
index 0badebd..6fc231e 100644
--- a/include/net/nl802154.h
+++ b/include/net/nl802154.h
@@ -102,6 +102,8 @@ enum nl802154_attrs {
NL802154_ATTR_WPAN_PHY_CAPS,
+ NL802154_ATTR_SUPPORTED_COMMANDS,
+
/* add attributes here, update the policy in nl802154.c */
__NL802154_ATTR_AFTER_LAST,
diff --git a/net/ieee802154/nl802154.c b/net/ieee802154/nl802154.c
index 7dbb1f4..29e1ecd 100644
--- a/net/ieee802154/nl802154.c
+++ b/net/ieee802154/nl802154.c
@@ -372,7 +372,9 @@ static int nl802154_send_wpan_phy(struct cfg802154_registered_device *rdev,
struct sk_buff *msg, u32 portid, u32 seq,
int flags)
{
+ struct nlattr *nl_cmds;
void *hdr;
+ int i;
hdr = nl802154hdr_put(msg, portid, seq, flags, cmd);
if (!hdr)
@@ -431,6 +433,37 @@ static int nl802154_send_wpan_phy(struct cfg802154_registered_device *rdev,
if (nl802154_put_capabilities(msg, rdev))
goto nla_put_failure;
+ nl_cmds = nla_nest_start(msg, NL802154_ATTR_SUPPORTED_COMMANDS);
+ if (!nl_cmds)
+ goto nla_put_failure;
+
+ i = 0;
+#define CMD(op, n) \
+ do { \
+ if (rdev->ops->op) { \
+ i++; \
+ if (nla_put_u32(msg, i, NL802154_CMD_ ## n)) \
+ goto nla_put_failure; \
+ } \
+ } while (0)
+
+ CMD(add_virtual_intf, NEW_INTERFACE);
+ CMD(del_virtual_intf, DEL_INTERFACE);
+ CMD(set_channel, SET_CHANNEL);
+ CMD(set_pan_id, SET_PAN_ID);
+ CMD(set_short_addr, SET_SHORT_ADDR);
+
+ if (rdev->wpan_phy.flags & WPAN_PHY_FLAG_TXPOWER)
+ CMD(set_tx_power, SET_TX_POWER);
+
+ if (rdev->wpan_phy.flags & WPAN_PHY_FLAG_CCA_ED_LEVEL)
+ CMD(set_cca_ed_level, SET_CCA_ED_LEVEL);
+
+ if (rdev->wpan_phy.flags & WPAN_PHY_FLAG_CCA_MODE)
+ CMD(set_cca_mode, SET_CCA_MODE);
+#undef CMD
+ nla_nest_end(msg, nl_cmds);
+
finish:
genlmsg_end(msg, hdr);
return 0;
--
1.7.9.5
--
To unsubscribe from this list: send the line "unsubscribe linux-wpan" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
