From: Ben Greear <greearb@xxxxxxxxxxxxxxx>
Add frequency attribute when sending to user-space over
netlink socket. The frequency is currently ignored when
receiving from user-space.
Signed-off-by: Ben Greear <greearb@xxxxxxxxxxxxxxx>
---
drivers/net/wireless/mac80211_hwsim.c | 7 +++++++
drivers/net/wireless/mac80211_hwsim.h | 4 +++-
2 files changed, 10 insertions(+), 1 deletion(-)
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 270f8cd..b40435c 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -906,6 +906,9 @@ static void mac80211_hwsim_tx_frame_nl(struct ieee80211_hw *hw,
if (nla_put_u32(skb, HWSIM_ATTR_FLAGS, hwsim_flags))
goto nla_put_failure;
+ if (nla_put_u32(skb, HWSIM_ATTR_FREQ, data->channel->center_freq))
+ goto nla_put_failure;
+
/* We get the tx control (rate and retries) info*/
for (i = 0; i < IEEE80211_TX_MAX_RATES; i++) {
@@ -2421,6 +2424,7 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2,
int frame_data_len;
void *frame_data;
struct sk_buff *skb = NULL;
+ u32 freq;
if (info->snd_portid != wmediumd_portid) {
printk(KERN_DEBUG "mac80211-hwsim: port-id mismatch: %d %d\n",
@@ -2468,6 +2472,9 @@ static int hwsim_cloned_frame_received_nl(struct sk_buff *skb_2,
/* A frame is received from user space */
memset(&rx_status, 0, sizeof(rx_status));
+ /* TODO: Check ATTR_FREQ if it exists, and maybe throw away off-channel
+ * packets?
+ */
rx_status.freq = data2->channel->center_freq;
rx_status.band = data2->channel->band;
rx_status.rate_idx = nla_get_u32(info->attrs[HWSIM_ATTR_RX_RATE]);
diff --git a/drivers/net/wireless/mac80211_hwsim.h b/drivers/net/wireless/mac80211_hwsim.h
index e614a20..85da35a 100644
--- a/drivers/net/wireless/mac80211_hwsim.h
+++ b/drivers/net/wireless/mac80211_hwsim.h
@@ -60,7 +60,7 @@ enum hwsim_tx_control_flags {
* space, uses:
* %HWSIM_ATTR_ADDR_TRANSMITTER, %HWSIM_ATTR_ADDR_RECEIVER,
* %HWSIM_ATTR_FRAME, %HWSIM_ATTR_FLAGS, %HWSIM_ATTR_RX_RATE,
- * %HWSIM_ATTR_SIGNAL, %HWSIM_ATTR_COOKIE
+ * %HWSIM_ATTR_SIGNAL, %HWSIM_ATTR_COOKIE, %HWSIM_ATTR_FREQ (optional)
* @HWSIM_CMD_TX_INFO_FRAME: Transmission info report from user space to
* kernel, uses:
* %HWSIM_ATTR_ADDR_TRANSMITTER, %HWSIM_ATTR_FLAGS,
@@ -113,6 +113,7 @@ enum {
* single channel is supported
* @HWSIM_ATTR_RADIO_NAME: Name of radio, e.g. phy666
* @HWSIM_ATTR_NO_VIF: Do not create vif (wlanX) when creating radio.
+ * @HWSIM_ATTR_FREQ: Frequency at which packet is transmitted or received.
* @__HWSIM_ATTR_MAX: enum limit
*/
@@ -137,6 +138,7 @@ enum {
HWSIM_ATTR_DESTROY_RADIO_ON_CLOSE,
HWSIM_ATTR_RADIO_NAME,
HWSIM_ATTR_NO_VIF,
+ HWSIM_ATTR_FREQ,
__HWSIM_ATTR_MAX,
};
#define HWSIM_ATTR_MAX (__HWSIM_ATTR_MAX - 1)
--
1.7.11.7
--
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