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iwlwifi: rename iwl-4695-rs to iwl-agn-rs 

This patch renames iwl-4965-rs to iwl-agn-rs as it provides
rate scale capability for all AGN capable iwlwifi drivers.

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Signed-off-by: Zhu Yi <yi.zhu@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Tomas Winkler 2008-07-18 13:53:05 +08:00 committed by John W. Linville
parent e2e3c57b27
commit e227ceac84
7 changed files with 119 additions and 128 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/wireless/iwlwifi/Makefile
View File

@ -11,7 +11,7 @@ iwl3945-objs := iwl3945-base.o iwl-3945.o iwl-3945-rs.o
iwl3945-$(CONFIG_IWL3945_LEDS) += iwl-3945-led.o
obj-$(CONFIG_IWL4965) += iwl4965.o
iwl4965-objs := iwl4965-base.o iwl-4965.o iwl-4965-rs.o
iwl4965-objs := iwl4965-base.o iwl-4965.o iwl-agn-rs.o
ifeq ($(CONFIG_IWL5000),y)
iwl4965-objs += iwl-5000.o

219
drivers/net/wireless/iwlwifi/iwl-4965-rs.c → drivers/net/wireless/iwlwifi/iwl-agn-rs.c
View File

@ -42,7 +42,7 @@
#include "iwl-core.h"
#include "iwl-helpers.h"
#define RS_NAME "iwl-4965-rs"
#define RS_NAME "iwl-agn-rs"
#define NUM_TRY_BEFORE_ANT_TOGGLE 1
#define IWL_NUMBER_TRY 1
@ -77,9 +77,9 @@ static const u8 ant_toggle_lookup[] = {
};
/**
* struct iwl4965_rate_scale_data -- tx success history for one rate
* struct iwl_rate_scale_data -- tx success history for one rate
*/
struct iwl4965_rate_scale_data {
struct iwl_rate_scale_data {
u64 data; /* bitmap of successful frames */
s32 success_counter; /* number of frames successful */
s32 success_ratio; /* per-cent * 128 */
@ -89,12 +89,12 @@ struct iwl4965_rate_scale_data {
};
/**
* struct iwl4965_scale_tbl_info -- tx params and success history for all rates
* struct iwl_scale_tbl_info -- tx params and success history for all rates
*
* There are two of these in struct iwl4965_lq_sta,
* There are two of these in struct iwl_lq_sta,
* one for "active", and one for "search".
*/
struct iwl4965_scale_tbl_info {
struct iwl_scale_tbl_info {
enum iwl_table_type lq_type;
u8 ant_type;
u8 is_SGI; /* 1 = short guard interval */
@ -103,10 +103,10 @@ struct iwl4965_scale_tbl_info {
u8 action; /* change modulation; IWL_[LEGACY/SISO/MIMO]_SWITCH_* */
s32 *expected_tpt; /* throughput metrics; expected_tpt_G, etc. */
u32 current_rate; /* rate_n_flags, uCode API format */
struct iwl4965_rate_scale_data win[IWL_RATE_COUNT]; /* rate histories */
struct iwl_rate_scale_data win[IWL_RATE_COUNT]; /* rate histories */
};
struct iwl4965_traffic_load {
struct iwl_traffic_load {
unsigned long time_stamp; /* age of the oldest statistics */
u32 packet_count[TID_QUEUE_MAX_SIZE]; /* packet count in this time
* slice */
@ -118,11 +118,11 @@ struct iwl4965_traffic_load {
};
/**
* struct iwl4965_lq_sta -- driver's rate scaling private structure
* struct iwl_lq_sta -- driver's rate scaling private structure
*
* Pointer to this gets passed back and forth between driver and mac80211.
*/
struct iwl4965_lq_sta {
struct iwl_lq_sta {
u8 active_tbl; /* index of active table, range 0-1 */
u8 enable_counter; /* indicates HT mode */
u8 stay_in_tbl; /* 1: disallow, 0: allow search for new mode */
@ -153,8 +153,8 @@ struct iwl4965_lq_sta {
u16 active_rate_basic;
struct iwl_link_quality_cmd lq;
struct iwl4965_scale_tbl_info lq_info[LQ_SIZE]; /* "active", "search" */
struct iwl4965_traffic_load load[TID_MAX_LOAD_COUNT];
struct iwl_scale_tbl_info lq_info[LQ_SIZE]; /* "active", "search" */
struct iwl_traffic_load load[TID_MAX_LOAD_COUNT];
u8 tx_agg_tid_en;
#ifdef CONFIG_MAC80211_DEBUGFS
struct dentry *rs_sta_dbgfs_scale_table_file;
@ -170,16 +170,15 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
struct ieee80211_hdr *hdr,
struct sta_info *sta);
static void rs_fill_link_cmd(const struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
u32 rate_n_flags);
struct iwl_lq_sta *lq_sta, u32 rate_n_flags);
#ifdef CONFIG_MAC80211_DEBUGFS
static void rs_dbgfs_set_mcs(struct iwl4965_lq_sta *lq_sta,
u32 *rate_n_flags, int index);
static void rs_dbgfs_set_mcs(struct iwl_lq_sta *lq_sta,
u32 *rate_n_flags, int index);
#else
static void rs_dbgfs_set_mcs(struct iwl4965_lq_sta *lq_sta,
u32 *rate_n_flags, int index)
static void rs_dbgfs_set_mcs(struct iwl_lq_sta *lq_sta,
u32 *rate_n_flags, int index)
{}
#endif
@ -234,7 +233,7 @@ static inline u8 rs_extract_rate(u32 rate_n_flags)
return (u8)(rate_n_flags & 0xFF);
}
static void rs_rate_scale_clear_window(struct iwl4965_rate_scale_data *window)
static void rs_rate_scale_clear_window(struct iwl_rate_scale_data *window)
{
window->data = 0;
window->success_counter = 0;
@ -253,7 +252,7 @@ static inline u8 rs_is_valid_ant(u8 valid_antenna, u8 ant_type)
* removes the old data from the statistics. All data that is older than
* TID_MAX_TIME_DIFF, will be deleted.
*/
static void rs_tl_rm_old_stats(struct iwl4965_traffic_load *tl, u32 curr_time)
static void rs_tl_rm_old_stats(struct iwl_traffic_load *tl, u32 curr_time)
{
/* The oldest age we want to keep */
u32 oldest_time = curr_time - TID_MAX_TIME_DIFF;
@ -274,13 +273,13 @@ static void rs_tl_rm_old_stats(struct iwl4965_traffic_load *tl, u32 curr_time)
* increment traffic load value for tid and also remove
* any old values if passed the certain time period
*/
static u8 rs_tl_add_packet(struct iwl4965_lq_sta *lq_data,
static u8 rs_tl_add_packet(struct iwl_lq_sta *lq_data,
struct ieee80211_hdr *hdr)
{
u32 curr_time = jiffies_to_msecs(jiffies);
u32 time_diff;
s32 index;
struct iwl4965_traffic_load *tl = NULL;
struct iwl_traffic_load *tl = NULL;
__le16 fc = hdr->frame_control;
u8 tid;
@ -325,12 +324,12 @@ static u8 rs_tl_add_packet(struct iwl4965_lq_sta *lq_data,
/*
get the traffic load value for tid
*/
static u32 rs_tl_get_load(struct iwl4965_lq_sta *lq_data, u8 tid)
static u32 rs_tl_get_load(struct iwl_lq_sta *lq_data, u8 tid)
{
u32 curr_time = jiffies_to_msecs(jiffies);
u32 time_diff;
s32 index;
struct iwl4965_traffic_load *tl = NULL;
struct iwl_traffic_load *tl = NULL;
if (tid >= TID_MAX_LOAD_COUNT)
return 0;
@ -354,8 +353,8 @@ static u32 rs_tl_get_load(struct iwl4965_lq_sta *lq_data, u8 tid)
}
static void rs_tl_turn_on_agg_for_tid(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_data, u8 tid,
struct sta_info *sta)
struct iwl_lq_sta *lq_data, u8 tid,
struct sta_info *sta)
{
unsigned long state;
DECLARE_MAC_BUF(mac);
@ -373,8 +372,8 @@ static void rs_tl_turn_on_agg_for_tid(struct iwl_priv *priv,
}
static void rs_tl_turn_on_agg(struct iwl_priv *priv, u8 tid,
struct iwl4965_lq_sta *lq_data,
struct sta_info *sta)
struct iwl_lq_sta *lq_data,
struct sta_info *sta)
{
if ((tid < TID_MAX_LOAD_COUNT))
rs_tl_turn_on_agg_for_tid(priv, lq_data, tid, sta);
@ -397,11 +396,11 @@ static inline int get_num_of_ant_from_rate(u32 rate_n_flags)
* at this rate. window->data contains the bitmask of successful
* packets.
*/
static int rs_collect_tx_data(struct iwl4965_rate_scale_data *windows,
static int rs_collect_tx_data(struct iwl_rate_scale_data *windows,
int scale_index, s32 tpt, int retries,
int successes)
{
struct iwl4965_rate_scale_data *window = NULL;
struct iwl_rate_scale_data *window = NULL;
static const u64 mask = (((u64)1) << (IWL_RATE_MAX_WINDOW - 1));
s32 fail_count;
@ -473,7 +472,7 @@ static int rs_collect_tx_data(struct iwl4965_rate_scale_data *windows,
* Fill uCode API rate_n_flags field, based on "search" or "active" table.
*/
/* FIXME:RS:remove this function and put the flags statically in the table */
static u32 rate_n_flags_from_tbl(struct iwl4965_scale_tbl_info *tbl,
static u32 rate_n_flags_from_tbl(struct iwl_scale_tbl_info *tbl,
int index, u8 use_green)
{
u32 rate_n_flags = 0;
@ -530,7 +529,7 @@ static u32 rate_n_flags_from_tbl(struct iwl4965_scale_tbl_info *tbl,
*/
static int rs_get_tbl_info_from_mcs(const u32 rate_n_flags,
enum ieee80211_band band,
struct iwl4965_scale_tbl_info *tbl,
struct iwl_scale_tbl_info *tbl,
int *rate_idx)
{
u32 ant_msk = (rate_n_flags & RATE_MCS_ANT_ABC_MSK);
@ -591,7 +590,7 @@ static int rs_get_tbl_info_from_mcs(const u32 rate_n_flags,
/* switch to another antenna/antennas and return 1 */
/* if no other valid antenna found, return 0 */
static int rs_toggle_antenna(u32 valid_ant, u32 *rate_n_flags,
struct iwl4965_scale_tbl_info *tbl)
struct iwl_scale_tbl_info *tbl)
{
u8 new_ant_type;
@ -638,9 +637,9 @@ static inline u8 rs_use_green(struct iwl_priv *priv, struct ieee80211_conf *conf
* basic available rates.
*
*/
static u16 rs_get_supported_rates(struct iwl4965_lq_sta *lq_sta,
struct ieee80211_hdr *hdr,
enum iwl_table_type rate_type)
static u16 rs_get_supported_rates(struct iwl_lq_sta *lq_sta,
struct ieee80211_hdr *hdr,
enum iwl_table_type rate_type)
{
if (hdr && is_multicast_ether_addr(hdr->addr1) &&
lq_sta->active_rate_basic)
@ -714,9 +713,9 @@ static u16 rs_get_adjacent_rate(struct iwl_priv *priv, u8 index, u16 rate_mask,
return (high << 8) | low;
}
static u32 rs_get_lower_rate(struct iwl4965_lq_sta *lq_sta,
struct iwl4965_scale_tbl_info *tbl, u8 scale_index,
u8 ht_possible)
static u32 rs_get_lower_rate(struct iwl_lq_sta *lq_sta,
struct iwl_scale_tbl_info *tbl,
u8 scale_index, u8 ht_possible)
{
s32 low;
u16 rate_mask;
@ -780,7 +779,7 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
int status;
u8 retries;
int rs_index, index = 0;
struct iwl4965_lq_sta *lq_sta;
struct iwl_lq_sta *lq_sta;
struct iwl_link_quality_cmd *table;
struct sta_info *sta;
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
@ -788,11 +787,11 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
struct ieee80211_local *local = wdev_priv(dev->ieee80211_ptr);
struct ieee80211_hw *hw = local_to_hw(local);
struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
struct iwl4965_rate_scale_data *window = NULL;
struct iwl4965_rate_scale_data *search_win = NULL;
struct iwl_rate_scale_data *window = NULL;
struct iwl_rate_scale_data *search_win = NULL;
u32 tx_rate;
struct iwl4965_scale_tbl_info tbl_type;
struct iwl4965_scale_tbl_info *curr_tbl, *search_tbl;
struct iwl_scale_tbl_info tbl_type;
struct iwl_scale_tbl_info *curr_tbl, *search_tbl;
u8 active_index = 0;
__le16 fc = hdr->frame_control;
s32 tpt = 0;
@ -820,7 +819,7 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
goto out;
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
lq_sta = (struct iwl_lq_sta *)sta->rate_ctrl_priv;
if ((priv->iw_mode == IEEE80211_IF_TYPE_IBSS) &&
!lq_sta->ibss_sta_added)
@ -831,10 +830,8 @@ static void rs_tx_status(void *priv_rate, struct net_device *dev,
curr_tbl = &(lq_sta->lq_info[active_index]);
search_tbl = &(lq_sta->lq_info[(1 - active_index)]);
window = (struct iwl4965_rate_scale_data *)
&(curr_tbl->win[0]);
search_win = (struct iwl4965_rate_scale_data *)
&(search_tbl->win[0]);
window = (struct iwl_rate_scale_data *)&(curr_tbl->win[0]);
search_win = (struct iwl_rate_scale_data *)&(search_tbl->win[0]);
/*
* Ignore this Tx frame response if its initial rate doesn't match
@ -983,7 +980,7 @@ out:
* searching for a new mode.
*/
static void rs_set_stay_in_table(struct iwl_priv *priv, u8 is_legacy,
struct iwl4965_lq_sta *lq_sta)
struct iwl_lq_sta *lq_sta)
{
IWL_DEBUG_RATE("we are staying in the same table\n");
lq_sta->stay_in_tbl = 1; /* only place this gets set */
@ -1004,8 +1001,8 @@ static void rs_set_stay_in_table(struct iwl_priv *priv, u8 is_legacy,
/*
* Find correct throughput table for given mode of modulation
*/
static void rs_set_expected_tpt_table(struct iwl4965_lq_sta *lq_sta,
struct iwl4965_scale_tbl_info *tbl)
static void rs_set_expected_tpt_table(struct iwl_lq_sta *lq_sta,
struct iwl_scale_tbl_info *tbl)
{
if (is_legacy(tbl->lq_type)) {
if (!is_a_band(tbl->lq_type))
@ -1050,12 +1047,12 @@ static void rs_set_expected_tpt_table(struct iwl4965_lq_sta *lq_sta,
* bit rate will typically need to increase, but not if performance was bad.
*/
static s32 rs_get_best_rate(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct iwl4965_scale_tbl_info *tbl, /* "search" */
struct iwl_lq_sta *lq_sta,
struct iwl_scale_tbl_info *tbl, /* "search" */
u16 rate_mask, s8 index)
{
/* "active" values */
struct iwl4965_scale_tbl_info *active_tbl =
struct iwl_scale_tbl_info *active_tbl =
&(lq_sta->lq_info[lq_sta->active_tbl]);
s32 active_sr = active_tbl->win[index].success_ratio;
s32 active_tpt = active_tbl->expected_tpt[index];
@ -1143,10 +1140,10 @@ static s32 rs_get_best_rate(struct iwl_priv *priv,
* Set up search table for MIMO
*/
static int rs_switch_to_mimo2(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct iwl_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
struct iwl4965_scale_tbl_info *tbl, int index)
struct iwl_scale_tbl_info *tbl, int index)
{
u16 rate_mask;
s32 rate;
@ -1210,10 +1207,10 @@ static int rs_switch_to_mimo2(struct iwl_priv *priv,
* Set up search table for SISO
*/
static int rs_switch_to_siso(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct iwl_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
struct iwl4965_scale_tbl_info *tbl, int index)
struct iwl_scale_tbl_info *tbl, int index)
{
u16 rate_mask;
u8 is_green = lq_sta->is_green;
@ -1270,18 +1267,17 @@ static int rs_switch_to_siso(struct iwl_priv *priv,
* Try to switch to new modulation mode from legacy
*/
static int rs_move_legacy_other(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct iwl_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
int index)
{
struct iwl4965_scale_tbl_info *tbl =
&(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl4965_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
struct iwl4965_rate_scale_data *window = &(tbl->win[index]);
u32 sz = (sizeof(struct iwl4965_scale_tbl_info) -
(sizeof(struct iwl4965_rate_scale_data) * IWL_RATE_COUNT));
struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
struct iwl_rate_scale_data *window = &(tbl->win[index]);
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action = tbl->action;
u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
int ret = 0;
@ -1360,19 +1356,17 @@ static int rs_move_legacy_other(struct iwl_priv *priv,
* Try to switch to new modulation mode from SISO
*/
static int rs_move_siso_to_other(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct iwl_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
int index)
struct sta_info *sta, int index)
{
u8 is_green = lq_sta->is_green;
struct iwl4965_scale_tbl_info *tbl =
&(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl4965_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
struct iwl4965_rate_scale_data *window = &(tbl->win[index]);
u32 sz = (sizeof(struct iwl4965_scale_tbl_info) -
(sizeof(struct iwl4965_rate_scale_data) * IWL_RATE_COUNT));
struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
struct iwl_rate_scale_data *window = &(tbl->win[index]);
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action = tbl->action;
u8 valid_tx_ant = priv->hw_params.valid_tx_ant;
int ret;
@ -1455,18 +1449,16 @@ static int rs_move_siso_to_other(struct iwl_priv *priv,
* Try to switch to new modulation mode from MIMO
*/
static int rs_move_mimo_to_other(struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
struct iwl_lq_sta *lq_sta,
struct ieee80211_conf *conf,
struct sta_info *sta,
int index)
struct sta_info *sta, int index)
{
s8 is_green = lq_sta->is_green;
struct iwl4965_scale_tbl_info *tbl =
&(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl4965_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
u32 sz = (sizeof(struct iwl4965_scale_tbl_info) -
(sizeof(struct iwl4965_rate_scale_data) * IWL_RATE_COUNT));
struct iwl_scale_tbl_info *tbl = &(lq_sta->lq_info[lq_sta->active_tbl]);
struct iwl_scale_tbl_info *search_tbl =
&(lq_sta->lq_info[(1 - lq_sta->active_tbl)]);
u32 sz = (sizeof(struct iwl_scale_tbl_info) -
(sizeof(struct iwl_rate_scale_data) * IWL_RATE_COUNT));
u8 start_action = tbl->action;
/*u8 valid_tx_ant = priv->hw_params.valid_tx_ant;*/
int ret;
@ -1552,9 +1544,9 @@ static int rs_move_mimo_to_other(struct iwl_priv *priv,
* 2) # times calling this function
* 3) elapsed time in this mode (not used, for now)
*/
static void rs_stay_in_table(struct iwl4965_lq_sta *lq_sta)
static void rs_stay_in_table(struct iwl_lq_sta *lq_sta)
{
struct iwl4965_scale_tbl_info *tbl;
struct iwl_scale_tbl_info *tbl;
int i;
int active_tbl;
int flush_interval_passed = 0;
@ -1642,7 +1634,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
int high = IWL_RATE_INVALID;
int index;
int i;
struct iwl4965_rate_scale_data *window = NULL;
struct iwl_rate_scale_data *window = NULL;
int current_tpt = IWL_INVALID_VALUE;
int low_tpt = IWL_INVALID_VALUE;
int high_tpt = IWL_INVALID_VALUE;
@ -1651,8 +1643,8 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
__le16 fc;
u16 rate_mask;
u8 update_lq = 0;
struct iwl4965_lq_sta *lq_sta;
struct iwl4965_scale_tbl_info *tbl, *tbl1;
struct iwl_lq_sta *lq_sta;
struct iwl_scale_tbl_info *tbl, *tbl1;
u16 rate_scale_index_msk = 0;
u32 rate;
u8 is_green = 0;
@ -1675,7 +1667,7 @@ static void rs_rate_scale_perform(struct iwl_priv *priv,
if (!sta || !sta->rate_ctrl_priv)
return;
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
lq_sta = (struct iwl_lq_sta *)sta->rate_ctrl_priv;
tid = rs_tl_add_packet(lq_sta, hdr);
@ -2030,8 +2022,8 @@ static void rs_initialize_lq(struct iwl_priv *priv,
struct ieee80211_conf *conf,
struct sta_info *sta)
{
struct iwl4965_lq_sta *lq_sta;
struct iwl4965_scale_tbl_info *tbl;
struct iwl_lq_sta *lq_sta;
struct iwl_scale_tbl_info *tbl;
int rate_idx;
int i;
u32 rate;
@ -2042,7 +2034,7 @@ static void rs_initialize_lq(struct iwl_priv *priv,
if (!sta || !sta->rate_ctrl_priv)
goto out;
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
lq_sta = (struct iwl_lq_sta *)sta->rate_ctrl_priv;
i = sta->last_txrate_idx;
if ((lq_sta->lq.sta_id == 0xff) &&
@ -2096,7 +2088,7 @@ static void rs_get_rate(void *priv_rate, struct net_device *dev,
struct sta_info *sta;
__le16 fc;
struct iwl_priv *priv = (struct iwl_priv *)priv_rate;
struct iwl4965_lq_sta *lq_sta;
struct iwl_lq_sta *lq_sta;
IWL_DEBUG_RATE_LIMIT("rate scale calculate new rate for skb\n");
@ -2113,7 +2105,7 @@ static void rs_get_rate(void *priv_rate, struct net_device *dev,
goto out;
}
lq_sta = (struct iwl4965_lq_sta *)sta->rate_ctrl_priv;
lq_sta = (struct iwl_lq_sta *)sta->rate_ctrl_priv;
i = sta->last_txrate_idx;
if ((priv->iw_mode == IEEE80211_IF_TYPE_IBSS) &&
@ -2149,14 +2141,14 @@ out:
static void *rs_alloc_sta(void *priv_rate, gfp_t gfp)
{
struct iwl4965_lq_sta *lq_sta;
struct iwl_lq_sta *lq_sta;
struct iwl_priv *priv;
int i, j;
priv = (struct iwl_priv *)priv_rate;
IWL_DEBUG_RATE("create station rate scale window\n");
lq_sta = kzalloc(sizeof(struct iwl4965_lq_sta), gfp);
lq_sta = kzalloc(sizeof(struct iwl_lq_sta), gfp);
if (lq_sta == NULL)
return NULL;
@ -2178,7 +2170,7 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
struct ieee80211_conf *conf = &local->hw.conf;
struct ieee80211_supported_band *sband;
struct iwl_priv *priv = (struct iwl_priv *)priv_rate;
struct iwl4965_lq_sta *lq_sta = priv_sta;
struct iwl_lq_sta *lq_sta = priv_sta;
sband = local->hw.wiphy->bands[local->hw.conf.channel->band];
@ -2271,10 +2263,9 @@ static void rs_rate_init(void *priv_rate, void *priv_sta,
}
static void rs_fill_link_cmd(const struct iwl_priv *priv,
struct iwl4965_lq_sta *lq_sta,
u32 new_rate)
struct iwl_lq_sta *lq_sta, u32 new_rate)
{
struct iwl4965_scale_tbl_info tbl_type;
struct iwl_scale_tbl_info tbl_type;
int index = 0;
int rate_idx;
int repeat_rate = 0;
@ -2413,7 +2404,7 @@ static void rs_clear(void *priv_rate)
static void rs_free_sta(void *priv_rate, void *priv_sta)
{
struct iwl4965_lq_sta *lq_sta = priv_sta;
struct iwl_lq_sta *lq_sta = priv_sta;
struct iwl_priv *priv;
priv = (struct iwl_priv *)priv_rate;
@ -2429,8 +2420,8 @@ static int open_file_generic(struct inode *inode, struct file *file)
file->private_data = inode->i_private;
return 0;
}
static void rs_dbgfs_set_mcs(struct iwl4965_lq_sta *lq_sta,
u32 *rate_n_flags, int index)
static void rs_dbgfs_set_mcs(struct iwl_lq_sta *lq_sta,
u32 *rate_n_flags, int index)
{
struct iwl_priv *priv;
@ -2453,7 +2444,7 @@ static void rs_dbgfs_set_mcs(struct iwl4965_lq_sta *lq_sta,
static ssize_t rs_sta_dbgfs_scale_table_write(struct file *file,
const char __user *user_buf, size_t count, loff_t *ppos)
{
struct iwl4965_lq_sta *lq_sta = file->private_data;
struct iwl_lq_sta *lq_sta = file->private_data;
struct iwl_priv *priv;
char buf[64];
int buf_size;
@ -2493,7 +2484,7 @@ static ssize_t rs_sta_dbgfs_scale_table_read(struct file *file,
int desc = 0;
int i = 0;
struct iwl4965_lq_sta *lq_sta = file->private_data;
struct iwl_lq_sta *lq_sta = file->private_data;
desc += sprintf(buff+desc, "sta_id %d\n", lq_sta->lq.sta_id);
desc += sprintf(buff+desc, "failed=%d success=%d rate=0%X\n",
@ -2541,7 +2532,7 @@ static ssize_t rs_sta_dbgfs_stats_table_read(struct file *file,
int desc = 0;
int i, j;
struct iwl4965_lq_sta *lq_sta = file->private_data;
struct iwl_lq_sta *lq_sta = file->private_data;
for (i = 0; i < LQ_SIZE; i++) {
desc += sprintf(buff+desc, "%s type=%d SGI=%d FAT=%d DUP=%d\n"
"rate=0x%X\n",
@ -2570,7 +2561,7 @@ static const struct file_operations rs_sta_dbgfs_stats_table_ops = {
static void rs_add_debugfs(void *priv, void *priv_sta,
struct dentry *dir)
{
struct iwl4965_lq_sta *lq_sta = priv_sta;
struct iwl_lq_sta *lq_sta = priv_sta;
lq_sta->rs_sta_dbgfs_scale_table_file =
debugfs_create_file("rate_scale_table", 0600, dir,
lq_sta, &rs_sta_dbgfs_scale_table_ops);
@ -2585,7 +2576,7 @@ static void rs_add_debugfs(void *priv, void *priv_sta,
static void rs_remove_debugfs(void *priv, void *priv_sta)
{
struct iwl4965_lq_sta *lq_sta = priv_sta;
struct iwl_lq_sta *lq_sta = priv_sta;
debugfs_remove(lq_sta->rs_sta_dbgfs_scale_table_file);
debugfs_remove(lq_sta->rs_sta_dbgfs_stats_table_file);
debugfs_remove(lq_sta->rs_sta_dbgfs_tx_agg_tid_en_file);
@ -2613,7 +2604,7 @@ int iwl4965_fill_rs_info(struct ieee80211_hw *hw, char *buf, u8 sta_id)
{
struct ieee80211_local *local = hw_to_local(hw);
struct iwl_priv *priv = hw->priv;
struct iwl4965_lq_sta *lq_sta;
struct iwl_lq_sta *lq_sta;
struct sta_info *sta;
int cnt = 0, i;
u32 samples = 0, success = 0, good = 0;
@ -2701,12 +2692,12 @@ int iwl4965_fill_rs_info(struct ieee80211_hw *hw, char *buf, u8 sta_id)
return cnt;
}
int iwl4965_rate_control_register(void)
int iwlagn_rate_control_register(void)
{
return ieee80211_rate_control_register(&rs_ops);
}
void iwl4965_rate_control_unregister(void)
void iwlagn_rate_control_unregister(void)
{
ieee80211_rate_control_unregister(&rs_ops);
}

14
drivers/net/wireless/iwlwifi/iwl-4965-rs.h → drivers/net/wireless/iwlwifi/iwl-agn-rs.h
View File

@ -24,8 +24,8 @@
*
*****************************************************************************/
#ifndef __iwl_4965_rs_h__
#define __iwl_4965_rs_h__
#ifndef __iwl_agn_rs_h__
#define __iwl_agn_rs_h__
#include "iwl-dev.h"
@ -88,7 +88,7 @@ enum {
#define IWL_RATE_5M_MASK (1 << IWL_RATE_5M_INDEX)
#define IWL_RATE_11M_MASK (1 << IWL_RATE_11M_INDEX)
/* 4965 uCode API values for legacy bit rates, both OFDM and CCK */
/* uCode API values for legacy bit rates, both OFDM and CCK */
enum {
IWL_RATE_6M_PLCP = 13,
IWL_RATE_9M_PLCP = 15,
@ -107,7 +107,7 @@ enum {
/*FIXME:RS:add IWL_RATE_LEGACY_INVM_PLCP = 0,*/
};
/* 4965 uCode API values for OFDM high-throughput (HT) bit rates */
/* uCode API values for OFDM high-throughput (HT) bit rates */
enum {
IWL_RATE_SISO_6M_PLCP = 0,
IWL_RATE_SISO_12M_PLCP = 1,
@ -305,7 +305,7 @@ extern int iwl4965_fill_rs_info(struct ieee80211_hw *, char *buf, u8 sta_id);
* ieee80211_register_hw
*
*/
extern int iwl4965_rate_control_register(void);
extern int iwlagn_rate_control_register(void);
/**
* iwl4965_rate_control_unregister - Unregister the rate control callbacks
@ -313,6 +313,6 @@ extern int iwl4965_rate_control_register(void);
* This should be called after calling ieee80211_unregister_hw, but before
* the driver is unloaded.
*/
extern void iwl4965_rate_control_unregister(void);
extern void iwlagn_rate_control_unregister(void);
#endif
#endif /* __iwl_agn__rs__ */

2
drivers/net/wireless/iwlwifi/iwl-core.c
View File

@ -815,7 +815,7 @@ int iwl_setup_mac(struct iwl_priv *priv)
{
int ret;
struct ieee80211_hw *hw = priv->hw;
hw->rate_control_algorithm = "iwl-4965-rs";
hw->rate_control_algorithm = "iwl-agn-rs";
/* Tell mac80211 our characteristics */
hw->flags = IEEE80211_HW_SIGNAL_DBM |

2
drivers/net/wireless/iwlwifi/iwl-dev.h
View File

@ -45,6 +45,7 @@
#include "iwl-debug.h"
#include "iwl-led.h"
#include "iwl-power.h"
#include "iwl-agn-rs.h"
/* configuration for the iwl4965 */
extern struct iwl_cfg iwl4965_agn_cfg;
@ -191,7 +192,6 @@ struct iwl4965_clip_group {
const s8 clip_powers[IWL_MAX_RATES];
};
#include "iwl-4965-rs.h"
#define IWL_TX_FIFO_AC0 0
#define IWL_TX_FIFO_AC1 1

2
drivers/net/wireless/iwlwifi/iwl-sta.c
View File

@ -839,7 +839,7 @@ EXPORT_SYMBOL(iwl_send_lq_cmd);
* for automatic fallback during transmission.
*
* NOTE: This sets up a default set of values. These will be replaced later
* if the driver's iwl-4965-rs rate scaling algorithm is used, instead of
* if the driver's iwl-agn-rs rate scaling algorithm is used, instead of
* rc80211_simple.
*
* NOTE: Run REPLY_ADD_STA command to set up station table entry, before

6
drivers/net/wireless/iwlwifi/iwl4965-base.c
View File

@ -4503,7 +4503,7 @@ static int __init iwl4965_init(void)
printk(KERN_INFO DRV_NAME ": " DRV_DESCRIPTION ", " DRV_VERSION "\n");
printk(KERN_INFO DRV_NAME ": " DRV_COPYRIGHT "\n");
ret = iwl4965_rate_control_register();
ret = iwlagn_rate_control_register();
if (ret) {
IWL_ERROR("Unable to register rate control algorithm: %d\n", ret);
return ret;
@ -4518,14 +4518,14 @@ static int __init iwl4965_init(void)
return ret;
error_register:
iwl4965_rate_control_unregister();
iwlagn_rate_control_unregister();
return ret;
}
static void __exit iwl4965_exit(void)
{
pci_unregister_driver(&iwl_driver);
iwl4965_rate_control_unregister();
iwlagn_rate_control_unregister();
}
module_exit(iwl4965_exit);