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wl12xx: move session_counter into wlvif 

move session_counter into the per-interface data, rather than
being global.

Signed-off-by: Eliad Peller <eliad@wizery.com>
Signed-off-by: Luciano Coelho <coelho@ti.com>
This commit is contained in:
Eliad Peller 2011-10-05 11:55:55 +02:00 committed by Luciano Coelho
parent a8ab39a4b5
commit 98b8625301
5 changed files with 16 additions and 17 deletions
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15
drivers/net/wireless/wl12xx/cmd.c
View File

@ -454,14 +454,15 @@ static void wl12xx_free_link(struct wl1271 *wl, u8 *hlid)
*hlid = WL12XX_INVALID_LINK_ID;
}
static int wl12xx_get_new_session_id(struct wl1271 *wl)
static int wl12xx_get_new_session_id(struct wl1271 *wl,
struct wl12xx_vif *wlvif)
{
if (wl->session_counter >= SESSION_COUNTER_MAX)
wl->session_counter = 0;
if (wlvif->session_counter >= SESSION_COUNTER_MAX)
wlvif->session_counter = 0;
wl->session_counter++;
wlvif->session_counter++;
return wl->session_counter;
return wlvif->session_counter;
}
int wl12xx_cmd_role_start_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif)
@ -488,7 +489,7 @@ int wl12xx_cmd_role_start_dev(struct wl1271 *wl, struct wl12xx_vif *wlvif)
goto out_free;
}
cmd->device.hlid = wl->dev_hlid;
cmd->device.session = wl->session_counter;
cmd->device.session = wlvif->session_counter;
wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d",
cmd->role_id, cmd->device.hlid, cmd->device.session);
@ -587,7 +588,7 @@ int wl12xx_cmd_role_start_sta(struct wl1271 *wl, struct wl12xx_vif *wlvif)
goto out_free;
}
cmd->sta.hlid = wlvif->sta.hlid;
cmd->sta.session = wl12xx_get_new_session_id(wl);
cmd->sta.session = wl12xx_get_new_session_id(wl, wlvif);
cmd->sta.remote_rates = cpu_to_le32(wlvif->rate_set);
wl1271_debug(DEBUG_CMD, "role start: roleid=%d, hlid=%d, session=%d "

1
drivers/net/wireless/wl12xx/debugfs.c
View File

@ -348,7 +348,6 @@ static ssize_t driver_state_read(struct file *file, char __user *user_buf,
DRIVER_STATE_PRINT_INT(tx_blocks_freed);
DRIVER_STATE_PRINT_INT(tx_security_last_seq_lsb);
DRIVER_STATE_PRINT_INT(rx_counter);
DRIVER_STATE_PRINT_INT(session_counter);
DRIVER_STATE_PRINT_INT(state);
DRIVER_STATE_PRINT_INT(channel);
DRIVER_STATE_PRINT_INT(band);

2
drivers/net/wireless/wl12xx/main.c
View File

@ -2128,7 +2128,6 @@ deinit:
wl->tx_results_count = 0;
wl->tx_packets_count = 0;
wl->time_offset = 0;
wl->session_counter = 0;
wl->bitrate_masks[IEEE80211_BAND_2GHZ] = wl->conf.tx.basic_rate;
wl->bitrate_masks[IEEE80211_BAND_5GHZ] = wl->conf.tx.basic_rate_5;
wl->vif = NULL;
@ -4896,7 +4895,6 @@ struct ieee80211_hw *wl1271_alloc_hw(void)
wl->tx_spare_blocks = TX_HW_BLOCK_SPARE_DEFAULT;
wl->system_hlid = WL12XX_SYSTEM_HLID;
wl->dev_hlid = WL12XX_INVALID_LINK_ID;
wl->session_counter = 0;
wl->active_sta_count = 0;
setup_timer(&wl->rx_streaming_timer, wl1271_rx_streaming_timer,
(unsigned long) wl);

6
drivers/net/wireless/wl12xx/tx.c
View File

@ -321,15 +321,15 @@ static void wl1271_tx_fill_hdr(struct wl1271 *wl, struct ieee80211_vif *vif,
* FW expects the dummy packet to have an invalid session id -
* any session id that is different than the one set in the join
*/
tx_attr = ((~wl->session_counter) <<
tx_attr = (SESSION_COUNTER_INVALID <<
TX_HW_ATTR_OFST_SESSION_COUNTER) &
TX_HW_ATTR_SESSION_COUNTER;
tx_attr |= TX_HW_ATTR_TX_DUMMY_REQ;
} else {
/* configure the tx attributes */
tx_attr =
wl->session_counter << TX_HW_ATTR_OFST_SESSION_COUNTER;
tx_attr = wlvif->session_counter <<
TX_HW_ATTR_OFST_SESSION_COUNTER;
}
desc->hlid = hlid;

9
drivers/net/wireless/wl12xx/wl12xx.h
View File

@ -429,9 +429,6 @@ struct wl1271 {
/* Time-offset between host and chipset clocks */
s64 time_offset;
/* Session counter for the chipset */
int session_counter;
/* Frames scheduled for transmission, not handled yet */
struct sk_buff_head tx_queue[NUM_TX_QUEUES];
int tx_queue_count[NUM_TX_QUEUES];
@ -650,6 +647,9 @@ struct wl12xx_vif {
/* Our association ID */
u16 aid;
/* Session counter for the chipset */
int session_counter;
};
static inline struct wl12xx_vif *wl12xx_vif_to_data(struct ieee80211_vif *vif)
@ -671,7 +671,8 @@ size_t wl12xx_copy_fwlog(struct wl1271 *wl, u8 *memblock, size_t maxlen);
#define JOIN_TIMEOUT 5000 /* 5000 milliseconds to join */
#define SESSION_COUNTER_MAX 7 /* maximum value for the session counter */
#define SESSION_COUNTER_MAX 6 /* maximum value for the session counter */
#define SESSION_COUNTER_INVALID 7 /* used with dummy_packet */
#define WL1271_DEFAULT_POWER_LEVEL 0