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Date: Thu, 12 Jun 2014 10:31:34 +0200 (CEST)
From: Thomas Gleixner <tglx@...utronix.de>
To: Bing Zhao <bzhao@...vell.com>
cc: LKML <linux-kernel@...r.kernel.org>,
John Stultz <john.stultz@...aro.org>,
Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...nel.org>,
"John W. Linville" <linville@...driver.com>,
"linux-wireless@...r.kernel.org" <linux-wireless@...r.kernel.org>
Subject: [patch V2] wireless: mwifiex: Use the proper interfaces
Why is converting time formats so desired if there are proper
interfaces for this?
Signed-off-by: Thomas Gleixner <tglx@...utronix.de>
Acked-by: Bing Zhao <bzhao@...vell.com>
Cc: "John W. Linville" <linville@...driver.com>
Cc: linux-wireless@...r.kernel.org
---
drivers/net/wireless/mwifiex/cfg80211.c | 4 +---
drivers/net/wireless/mwifiex/main.c | 4 +---
drivers/net/wireless/mwifiex/tdls.c | 8 ++------
drivers/net/wireless/mwifiex/uap_txrx.c | 4 +---
drivers/net/wireless/mwifiex/wmm.c | 9 +--------
5 files changed, 6 insertions(+), 23 deletions(-)
Index: linux/drivers/net/wireless/mwifiex/cfg80211.c
===================================================================
--- linux.orig/drivers/net/wireless/mwifiex/cfg80211.c
+++ linux/drivers/net/wireless/mwifiex/cfg80211.c
@@ -151,7 +151,6 @@ mwifiex_form_mgmt_frame(struct sk_buff *
u8 addr[ETH_ALEN] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF};
u16 pkt_len;
u32 tx_control = 0, pkt_type = PKT_TYPE_MGMT;
- struct timeval tv;
pkt_len = len + ETH_ALEN;
@@ -173,8 +172,7 @@ mwifiex_form_mgmt_frame(struct sk_buff *
len - sizeof(struct ieee80211_hdr_3addr));
skb->priority = LOW_PRIO_TID;
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
return 0;
}
Index: linux/drivers/net/wireless/mwifiex/main.c
===================================================================
--- linux.orig/drivers/net/wireless/mwifiex/main.c
+++ linux/drivers/net/wireless/mwifiex/main.c
@@ -611,7 +611,6 @@ mwifiex_hard_start_xmit(struct sk_buff *
struct mwifiex_private *priv = mwifiex_netdev_get_priv(dev);
struct sk_buff *new_skb;
struct mwifiex_txinfo *tx_info;
- struct timeval tv;
dev_dbg(priv->adapter->dev, "data: %lu BSS(%d-%d): Data <= kernel\n",
jiffies, priv->bss_type, priv->bss_num);
@@ -658,8 +657,7 @@ mwifiex_hard_start_xmit(struct sk_buff *
* firmware for aggregate delay calculation for stats and
* MSDU lifetime expiry.
*/
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_queue_tx_pkt(priv, skb);
Index: linux/drivers/net/wireless/mwifiex/tdls.c
===================================================================
--- linux.orig/drivers/net/wireless/mwifiex/tdls.c
+++ linux/drivers/net/wireless/mwifiex/tdls.c
@@ -474,7 +474,6 @@ int mwifiex_send_tdls_data_frame(struct
{
struct sk_buff *skb;
struct mwifiex_txinfo *tx_info;
- struct timeval tv;
int ret;
u16 skb_len;
@@ -552,8 +551,7 @@ int mwifiex_send_tdls_data_frame(struct
tx_info->bss_num = priv->bss_num;
tx_info->bss_type = priv->bss_type;
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_queue_tx_pkt(priv, skb);
return 0;
@@ -645,7 +643,6 @@ int mwifiex_send_tdls_action_frame(struc
{
struct sk_buff *skb;
struct mwifiex_txinfo *tx_info;
- struct timeval tv;
u8 *pos;
u32 pkt_type, tx_control;
u16 pkt_len, skb_len;
@@ -710,8 +707,7 @@ int mwifiex_send_tdls_action_frame(struc
pkt_len = skb->len - MWIFIEX_MGMT_FRAME_HEADER_SIZE - sizeof(pkt_len);
memcpy(skb->data + MWIFIEX_MGMT_FRAME_HEADER_SIZE, &pkt_len,
sizeof(pkt_len));
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_queue_tx_pkt(priv, skb);
return 0;
Index: linux/drivers/net/wireless/mwifiex/uap_txrx.c
===================================================================
--- linux.orig/drivers/net/wireless/mwifiex/uap_txrx.c
+++ linux/drivers/net/wireless/mwifiex/uap_txrx.c
@@ -96,7 +96,6 @@ static void mwifiex_uap_queue_bridged_pk
struct sk_buff *new_skb;
struct mwifiex_txinfo *tx_info;
int hdr_chop;
- struct timeval tv;
struct ethhdr *p_ethhdr;
uap_rx_pd = (struct uap_rxpd *)(skb->data);
@@ -192,8 +191,7 @@ static void mwifiex_uap_queue_bridged_pk
tx_info->pkt_len = skb->len;
}
- do_gettimeofday(&tv);
- skb->tstamp = timeval_to_ktime(tv);
+ __net_timestamp(skb);
mwifiex_wmm_add_buf_txqueue(priv, skb);
atomic_inc(&adapter->tx_pending);
atomic_inc(&adapter->pending_bridged_pkts);
Index: linux/drivers/net/wireless/mwifiex/wmm.c
===================================================================
--- linux.orig/drivers/net/wireless/mwifiex/wmm.c
+++ linux/drivers/net/wireless/mwifiex/wmm.c
@@ -886,15 +886,8 @@ u8
mwifiex_wmm_compute_drv_pkt_delay(struct mwifiex_private *priv,
const struct sk_buff *skb)
{
+ u32 queue_delay = ktime_to_ms(net_timedelta(skb->tstamp));
u8 ret_val;
- struct timeval out_tstamp, in_tstamp;
- u32 queue_delay;
-
- do_gettimeofday(&out_tstamp);
- in_tstamp = ktime_to_timeval(skb->tstamp);
-
- queue_delay = (out_tstamp.tv_sec - in_tstamp.tv_sec) * 1000;
- queue_delay += (out_tstamp.tv_usec - in_tstamp.tv_usec) / 1000;
/*
* Queue delay is passed as a uint8 in units of 2ms (ms shifted
--
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