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mac80211-hwsim: add frequency attribute to netlink pkts 

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@candelatech.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Ben Greear 2014-10-27 15:04:46 -07:00 committed by Johannes Berg
parent 5940c3e4f3
commit 4f86ed8f87
2 changed files with 9 additions and 1 deletions
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6
drivers/net/wireless/mac80211_hwsim.c
View File

@ -910,6 +910,9 @@ 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++) {
@ -2463,6 +2466,9 @@ 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]);

4
drivers/net/wireless/mac80211_hwsim.h
View File

@ -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,
@ -119,6 +119,7 @@ enum {
* command to force radio removal when process that created the radio dies
* @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
*/
@ -143,6 +144,7 @@ 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)