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authorJohannes Berg <johannes.berg@intel.com>2012-03-06 13:30:53 -0800
committerJohn W. Linville <linville@tuxdriver.com>2012-03-07 13:55:44 -0500
commitab5c0f1f2d525ed17f1abf727d213cf220ed26a8 (patch)
tree8e07f690aaed41e565f19baa9e0bc9e07ae561d8
parent3cc241ad713dcc4e193aec40307e9070bf817908 (diff)
downloadblackbird-op-linux-ab5c0f1f2d525ed17f1abf727d213cf220ed26a8.tar.gz
blackbird-op-linux-ab5c0f1f2d525ed17f1abf727d213cf220ed26a8.zip
iwlwifi: keep plcp_delta_threshold in priv
The base_params shouldn't be writable, so keep a copy of this in priv that can be modified. Signed-off-by: Johannes Berg <johannes.berg@intel.com> Signed-off-by: Wey-Yi Guy <wey-yi.w.guy@intel.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn-rx.c2
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-agn.c3
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-debugfs.c6
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-dev.h2
4 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
index d16e73d1b5c9..5c9c88b8609f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rx.c
@@ -320,7 +320,7 @@ static bool iwlagn_good_plcp_health(struct iwl_priv *priv,
unsigned int msecs)
{
int delta;
- int threshold = cfg(priv)->base_params->plcp_delta_threshold;
+ int threshold = priv->plcp_delta_threshold;
if (threshold == IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE) {
IWL_DEBUG_RADIO(priv, "plcp_err check disabled\n");
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 8cf149cd20ca..ac23aa3dd6d7 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -1045,6 +1045,9 @@ static int iwl_init_drv(struct iwl_priv *priv)
priv->ieee_rates = NULL;
priv->band = IEEE80211_BAND_2GHZ;
+ priv->plcp_delta_threshold =
+ cfg(priv)->base_params->plcp_delta_threshold;
+
priv->iw_mode = NL80211_IFTYPE_STATION;
priv->current_ht_config.smps = IEEE80211_SMPS_STATIC;
priv->missed_beacon_threshold = IWL_MISSED_BEACON_THRESHOLD_DEF;
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index b9b6d628f59a..ade4134fc1ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -2241,7 +2241,7 @@ static ssize_t iwl_dbgfs_plcp_delta_read(struct file *file,
const size_t bufsz = sizeof(buf);
pos += scnprintf(buf + pos, bufsz - pos, "%u\n",
- cfg(priv)->base_params->plcp_delta_threshold);
+ priv->plcp_delta_threshold);
return simple_read_from_buffer(user_buf, count, ppos, buf, pos);
}
@@ -2263,10 +2263,10 @@ static ssize_t iwl_dbgfs_plcp_delta_write(struct file *file,
return -EINVAL;
if ((plcp < IWL_MAX_PLCP_ERR_THRESHOLD_MIN) ||
(plcp > IWL_MAX_PLCP_ERR_THRESHOLD_MAX))
- cfg(priv)->base_params->plcp_delta_threshold =
+ priv->plcp_delta_threshold =
IWL_MAX_PLCP_ERR_THRESHOLD_DISABLE;
else
- cfg(priv)->base_params->plcp_delta_threshold = plcp;
+ priv->plcp_delta_threshold = plcp;
return count;
}
diff --git a/drivers/net/wireless/iwlwifi/iwl-dev.h b/drivers/net/wireless/iwlwifi/iwl-dev.h
index 73acbab6c248..0c397fd635a3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-dev.h
+++ b/drivers/net/wireless/iwlwifi/iwl-dev.h
@@ -770,6 +770,8 @@ struct iwl_priv {
struct iwl_channel_info *channel_info; /* channel info array */
u8 channel_count; /* # of channels */
+ u8 plcp_delta_threshold;
+
/* thermal calibration */
s32 temperature; /* Celsius */
s32 last_temperature;
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