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iwlegacy: remove reset rf infrastructure

Browse source 
We do not reset radio anymore, hence don't need that code too.

Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Stanislaw Gruszka 2011-06-08 15:28:26 +02:00 • committed by John W. Linville
parent ecaee0ff07
commit dd6d2a8aef
10 changed files with 81 additions and 407 deletions
Download patch file Download diff file Expand all files Collapse all files

95
drivers/net/wireless/iwlegacy/iwl3945-base.c
View file

@ -1762,49 +1762,6 @@ static void iwl3945_irq_tasklet(struct iwl_priv *priv)
#endif
}
static int iwl3945_get_single_channel_for_scan(struct iwl_priv *priv,
struct ieee80211_vif *vif,
enum ieee80211_band band,
struct iwl3945_scan_channel *scan_ch)
{
const struct ieee80211_supported_band *sband;
u16 passive_dwell = 0;
u16 active_dwell = 0;
int added = 0;
u8 channel = 0;
sband = iwl_get_hw_mode(priv, band);
if (!sband) {
IWL_ERR(priv, "invalid band\n");
return added;
}
active_dwell = iwl_legacy_get_active_dwell_time(priv, band, 0);
passive_dwell = iwl_legacy_get_passive_dwell_time(priv, band, vif);
if (passive_dwell <= active_dwell)
passive_dwell = active_dwell + 1;
channel = iwl_legacy_get_single_channel_number(priv, band);
if (channel) {
scan_ch->channel = channel;
scan_ch->type = 0; /* passive */
scan_ch->active_dwell = cpu_to_le16(active_dwell);
scan_ch->passive_dwell = cpu_to_le16(passive_dwell);
/* Set txpower levels to defaults */
scan_ch->tpc.dsp_atten = 110;
if (band == IEEE80211_BAND_5GHZ)
scan_ch->tpc.tx_gain = ((1 << 5) | (3 << 3)) | 3;
else
scan_ch->tpc.tx_gain = ((1 << 5) | (5 << 3));
added++;
} else
IWL_ERR(priv, "no valid channel found\n");
return added;
}
static int iwl3945_get_channels_for_scan(struct iwl_priv *priv,
enum ieee80211_band band,
u8 is_active, u8 n_probes,
@ -2816,6 +2773,7 @@ int iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
enum ieee80211_band band;
bool is_active = false;
int ret;
u16 len;
lockdep_assert_held(&priv->mutex);
@ -2834,17 +2792,14 @@ int iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
scan->quiet_time = IWL_ACTIVE_QUIET_TIME;
if (iwl_legacy_is_associated(priv, IWL_RXON_CTX_BSS)) {
u16 interval = 0;
u16 interval;
u32 extra;
u32 suspend_time = 100;
u32 scan_suspend_time = 100;
IWL_DEBUG_INFO(priv, "Scanning while associated...\n");
if (priv->is_internal_short_scan)
interval = 0;
else
interval = vif->bss_conf.beacon_int;
interval = vif->bss_conf.beacon_int;
scan->suspend_time = 0;
scan->max_out_time = cpu_to_le32(200 * 1024);
@ -2866,9 +2821,7 @@ int iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
scan_suspend_time, interval);
}
if (priv->is_internal_short_scan) {
IWL_DEBUG_SCAN(priv, "Start internal passive scan.\n");
} else if (priv->scan_request->n_ssids) {
if (priv->scan_request->n_ssids) {
int i, p = 0;
IWL_DEBUG_SCAN(priv, "Kicking off active scan\n");
for (i = 0; i < priv->scan_request->n_ssids; i++) {
@ -2919,36 +2872,17 @@ int iwl3945_request_scan(struct iwl_priv *priv, struct ieee80211_vif *vif)
scan->good_CRC_th = is_active ? IWL_GOOD_CRC_TH_DEFAULT :
IWL_GOOD_CRC_TH_DISABLED;
if (!priv->is_internal_short_scan) {
scan->tx_cmd.len = cpu_to_le16(
iwl_legacy_fill_probe_req(priv,
(struct ieee80211_mgmt *)scan->data,
vif->addr,
priv->scan_request->ie,
priv->scan_request->ie_len,
IWL_MAX_SCAN_SIZE - sizeof(*scan)));
} else {
/* use bcast addr, will not be transmitted but must be valid */
scan->tx_cmd.len = cpu_to_le16(
iwl_legacy_fill_probe_req(priv,
(struct ieee80211_mgmt *)scan->data,
iwlegacy_bcast_addr, NULL, 0,
IWL_MAX_SCAN_SIZE - sizeof(*scan)));
}
len = iwl_legacy_fill_probe_req(priv, (struct ieee80211_mgmt *)scan->data,
vif->addr, priv->scan_request->ie,
priv->scan_request->ie_len,
IWL_MAX_SCAN_SIZE - sizeof(*scan));
scan->tx_cmd.len = cpu_to_le16(len);
/* select Rx antennas */
scan->flags |= iwl3945_get_antenna_flags(priv);
if (priv->is_internal_short_scan) {
scan->channel_count =
iwl3945_get_single_channel_for_scan(priv, vif, band,
(void *)&scan->data[le16_to_cpu(
scan->tx_cmd.len)]);
} else {
scan->channel_count =
iwl3945_get_channels_for_scan(priv, band, is_active, n_probes,
(void *)&scan->data[le16_to_cpu(scan->tx_cmd.len)], vif);
}
scan->channel_count = iwl3945_get_channels_for_scan(priv, band, is_active, n_probes,
(void *)&scan->data[len], vif);
if (scan->channel_count == 0) {
IWL_DEBUG_SCAN(priv, "channel count %d\n", scan->channel_count);
return -EIO;
@ -3824,10 +3758,7 @@ static int iwl3945_init_drv(struct iwl_priv *priv)
priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
/* initialize force reset */
priv->force_reset[IWL_RF_RESET].reset_duration =
IWL_DELAY_NEXT_FORCE_RF_RESET;
priv->force_reset[IWL_FW_RESET].reset_duration =
IWL_DELAY_NEXT_FORCE_FW_RELOAD;
priv->force_reset.reset_duration = IWL_DELAY_NEXT_FORCE_FW_RELOAD;
if (eeprom->version < EEPROM_3945_EEPROM_VERSION) {
IWL_WARN(priv, "Unsupported EEPROM version: 0x%04X\n",