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Diffstat (limited to 'drivers/net/wireless/iwlwifi/iwl-3945-rs.h')
-rw-r--r--drivers/net/wireless/iwlwifi/iwl-3945-rs.h69
1 files changed, 37 insertions, 32 deletions
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-rs.h b/drivers/net/wireless/iwlwifi/iwl-3945-rs.h
index bec4d3ffca1d..d5e9220f871d 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-rs.h
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.h
@@ -27,9 +27,9 @@
#ifndef __iwl_3945_rs_h__
#define __iwl_3945_rs_h__
-struct iwl_rate_info {
- u8 plcp;
- u8 ieee;
+struct iwl3945_rate_info {
+ u8 plcp; /* uCode API: IWL_RATE_6M_PLCP, etc. */
+ u8 ieee; /* MAC header: IWL_RATE_6M_IEEE, etc. */
u8 prev_ieee; /* previous rate in IEEE speeds */
u8 next_ieee; /* next rate in IEEE speeds */
u8 prev_rs; /* previous rate used in rs algo */
@@ -38,9 +38,12 @@ struct iwl_rate_info {
u8 next_rs_tgg; /* next rate used in TGG rs algo */
u8 table_rs_index; /* index in rate scale table cmd */
u8 prev_table_rs; /* prev in rate table cmd */
-
};
+/*
+ * These serve as indexes into
+ * struct iwl3945_rate_info iwl3945_rates[IWL_RATE_COUNT];
+ */
enum {
IWL_RATE_1M_INDEX = 0,
IWL_RATE_2M_INDEX,
@@ -83,19 +86,20 @@ enum {
};
/* #define vs. enum to keep from defaulting to 'large integer' */
-#define IWL_RATE_6M_MASK (1<<IWL_RATE_6M_INDEX)
-#define IWL_RATE_9M_MASK (1<<IWL_RATE_9M_INDEX)
-#define IWL_RATE_12M_MASK (1<<IWL_RATE_12M_INDEX)
-#define IWL_RATE_18M_MASK (1<<IWL_RATE_18M_INDEX)
-#define IWL_RATE_24M_MASK (1<<IWL_RATE_24M_INDEX)
-#define IWL_RATE_36M_MASK (1<<IWL_RATE_36M_INDEX)
-#define IWL_RATE_48M_MASK (1<<IWL_RATE_48M_INDEX)
-#define IWL_RATE_54M_MASK (1<<IWL_RATE_54M_INDEX)
-#define IWL_RATE_1M_MASK (1<<IWL_RATE_1M_INDEX)
-#define IWL_RATE_2M_MASK (1<<IWL_RATE_2M_INDEX)
-#define IWL_RATE_5M_MASK (1<<IWL_RATE_5M_INDEX)
-#define IWL_RATE_11M_MASK (1<<IWL_RATE_11M_INDEX)
-
+#define IWL_RATE_6M_MASK (1 << IWL_RATE_6M_INDEX)
+#define IWL_RATE_9M_MASK (1 << IWL_RATE_9M_INDEX)
+#define IWL_RATE_12M_MASK (1 << IWL_RATE_12M_INDEX)
+#define IWL_RATE_18M_MASK (1 << IWL_RATE_18M_INDEX)
+#define IWL_RATE_24M_MASK (1 << IWL_RATE_24M_INDEX)
+#define IWL_RATE_36M_MASK (1 << IWL_RATE_36M_INDEX)
+#define IWL_RATE_48M_MASK (1 << IWL_RATE_48M_INDEX)
+#define IWL_RATE_54M_MASK (1 << IWL_RATE_54M_INDEX)
+#define IWL_RATE_1M_MASK (1 << IWL_RATE_1M_INDEX)
+#define IWL_RATE_2M_MASK (1 << IWL_RATE_2M_INDEX)
+#define IWL_RATE_5M_MASK (1 << IWL_RATE_5M_INDEX)
+#define IWL_RATE_11M_MASK (1 << IWL_RATE_11M_INDEX)
+
+/* 3945 uCode API values for (legacy) bit rates, both OFDM and CCK */
enum {
IWL_RATE_6M_PLCP = 13,
IWL_RATE_9M_PLCP = 15,
@@ -111,6 +115,7 @@ enum {
IWL_RATE_11M_PLCP = 110,
};
+/* MAC header values for bit rates */
enum {
IWL_RATE_6M_IEEE = 12,
IWL_RATE_9M_IEEE = 18,
@@ -152,18 +157,18 @@ enum {
(IWL_OFDM_BASIC_RATES_MASK | \
IWL_CCK_BASIC_RATES_MASK)
-#define IWL_RATES_MASK ((1<<IWL_RATE_COUNT)-1)
+#define IWL_RATES_MASK ((1 << IWL_RATE_COUNT) - 1)
#define IWL_INVALID_VALUE -1
#define IWL_MIN_RSSI_VAL -100
#define IWL_MAX_RSSI_VAL 0
-extern const struct iwl_rate_info iwl_rates[IWL_RATE_COUNT];
+extern const struct iwl3945_rate_info iwl3945_rates[IWL_RATE_COUNT];
-static inline u8 iwl_get_prev_ieee_rate(u8 rate_index)
+static inline u8 iwl3945_get_prev_ieee_rate(u8 rate_index)
{
- u8 rate = iwl_rates[rate_index].prev_ieee;
+ u8 rate = iwl3945_rates[rate_index].prev_ieee;
if (rate == IWL_RATE_INVALID)
rate = rate_index;
@@ -171,40 +176,40 @@ static inline u8 iwl_get_prev_ieee_rate(u8 rate_index)
}
/**
- * iwl_fill_rs_info - Fill an output text buffer with the rate representation
+ * iwl3945_fill_rs_info - Fill an output text buffer with the rate representation
*
* NOTE: This is provided as a quick mechanism for a user to visualize
- * the performance of the rate control alogirthm and is not meant to be
+ * the performance of the rate control algorithm and is not meant to be
* parsed software.
*/
-extern int iwl_fill_rs_info(struct ieee80211_hw *, char *buf, u8 sta_id);
+extern int iwl3945_fill_rs_info(struct ieee80211_hw *, char *buf, u8 sta_id);
/**
- * iwl_rate_scale_init - Initialize the rate scale table based on assoc info
+ * iwl3945_rate_scale_init - Initialize the rate scale table based on assoc info
*
- * The specific througput table used is based on the type of network
+ * The specific throughput table used is based on the type of network
* the associated with, including A, B, G, and G w/ TGG protection
*/
-extern void iwl_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id);
+extern void iwl3945_rate_scale_init(struct ieee80211_hw *hw, s32 sta_id);
/**
- * iwl_rate_control_register - Register the rate control algorithm callbacks
+ * iwl3945_rate_control_register - Register the rate control algorithm callbacks
*
* Since the rate control algorithm is hardware specific, there is no need
* or reason to place it as a stand alone module. The driver can call
- * iwl_rate_control_register in order to register the rate control callbacks
+ * iwl3945_rate_control_register in order to register the rate control callbacks
* with the mac80211 subsystem. This should be performed prior to calling
* ieee80211_register_hw
*
*/
-extern void iwl_rate_control_register(struct ieee80211_hw *hw);
+extern void iwl3945_rate_control_register(struct ieee80211_hw *hw);
/**
- * iwl_rate_control_unregister - Unregister the rate control callbacks
+ * iwl3945_rate_control_unregister - Unregister the rate control callbacks
*
* This should be called after calling ieee80211_unregister_hw, but before
* the driver is unloaded.
*/
-extern void iwl_rate_control_unregister(struct ieee80211_hw *hw);
+extern void iwl3945_rate_control_unregister(struct ieee80211_hw *hw);
#endif