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iwlagn: fix PAN slot timing wrt. DTIM

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When the DTIM is not 1, then the slot timing is in
some cases required to be calclulated based on the
DTIM interval instead of the beacon interval, fix
that.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com>
This commit is contained in:
Johannes Berg 2010-11-10 18:25:49 -08:00 committed by Wey-Yi Guy
parent 2b5f7a679c
commit efe54db823
1 changed files with 3 additions and 2 deletions
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5
drivers/net/wireless/iwlwifi/iwl-agn-hcmd.c
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@ -307,6 +307,7 @@ static int iwlagn_set_pan_params(struct iwl_priv *priv)
if (ctx_bss->vif && ctx_pan->vif) {
int bcnint = ctx_pan->vif->bss_conf.beacon_int;
int dtim = ctx_pan->vif->bss_conf.dtim_period ?: 1;
/* should be set, but seems unused?? */
cmd.flags |= cpu_to_le16(IWL_WIPAN_PARAMS_FLG_SLOTTED_MODE);
@ -329,10 +330,10 @@ static int iwlagn_set_pan_params(struct iwl_priv *priv)
if (test_bit(STATUS_SCAN_HW, &priv->status) ||
(!ctx_bss->vif->bss_conf.idle &&
!ctx_bss->vif->bss_conf.assoc)) {
slot0 = bcnint * 3 - 20;
slot0 = dtim * bcnint * 3 - 20;
slot1 = 20;
} else if (!ctx_pan->vif->bss_conf.idle &&
!ctx_pan->vif->bss_conf.assoc) {
!ctx_pan->vif->bss_conf.assoc) {
slot1 = bcnint * 3 - 20;
slot0 = 20;
}