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clean up cwmin/cwmax defines and remove some wrong values which made minstrel a bit inaccurate

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SVN-Revision: 10924
This commit is contained in:
Felix Fietkau 2008-04-23 03:49:42 +00:00
parent 16767f8db3
commit eff0b609c0
1 changed files with 87 additions and 19 deletions
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106
package/madwifi/patches/347-tuning.patch
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@ -1,7 +1,7 @@
Index: madwifi-trunk-r3314/ath/if_ath.c
===================================================================
--- madwifi-trunk-r3314.orig/ath/if_ath.c 2008-04-21 05:41:13.000000000 +0200
+++ madwifi-trunk-r3314/ath/if_ath.c 2008-04-21 05:41:50.000000000 +0200
--- madwifi-trunk-r3314.orig/ath/if_ath.c 2008-04-23 03:31:06.000000000 +0200
+++ madwifi-trunk-r3314/ath/if_ath.c 2008-04-23 03:31:23.000000000 +0200
@@ -10267,11 +10267,11 @@
sc->sc_currates = rt;
sc->sc_curmode = mode;
@ -19,25 +19,93 @@ Index: madwifi-trunk-r3314/ath/if_ath.c
}
Index: madwifi-trunk-r3314/ath/if_athvar.h
===================================================================
--- madwifi-trunk-r3314.orig/ath/if_athvar.h 2008-04-21 05:41:13.000000000 +0200
+++ madwifi-trunk-r3314/ath/if_athvar.h 2008-04-21 05:41:50.000000000 +0200
@@ -223,8 +223,8 @@
#define ATH_MAX_MTU 2290
#define ATH_MIN_MTU 32
--- madwifi-trunk-r3314.orig/ath/if_athvar.h 2008-04-23 03:31:23.000000000 +0200
+++ madwifi-trunk-r3314/ath/if_athvar.h 2008-04-23 03:31:23.000000000 +0200
@@ -272,6 +272,10 @@
#define AES_ICV_FIELD_SIZE 8 /* AES ICV field size */
#define EXT_IV_FIELD_SIZE 4 /* ext IV field size */
-#define ATH_RXBUF 40 /* number of RX buffers */
-#define ATH_TXBUF 200 /* number of TX buffers */
+#define ATH_RXBUF 80 /* number of RX buffers */
+#define ATH_TXBUF 400 /* number of TX buffers */
+/* This is what the HAL uses by default for 11a+g */
+#define ATH_DEFAULT_CWMIN 15
+#define ATH_DEFAULT_CWMAX 1023
+
/* XR specific macros */
#define ATH_MAXVAPS_MIN 2 /* minimum number of beacon buffers */
#define ATH_MAXVAPS_MAX 64 /* maximum number of beacon buffers */
@@ -235,7 +235,7 @@
/* number of TX buffers reserved for mgt frames */
#define ATH_TXBUF_MGT_RESERVED 5
#define XR_DEFAULT_GRPPOLL_RATE_STR "0.25 1 1 3 3 6 6 20"
Index: madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c
===================================================================
--- madwifi-trunk-r3314.orig/ath_rate/minstrel/minstrel.c 2008-04-23 03:31:01.000000000 +0200
+++ madwifi-trunk-r3314/ath_rate/minstrel/minstrel.c 2008-04-23 03:31:23.000000000 +0200
@@ -197,7 +197,7 @@
unsigned int x = 0, tt = 0;
unsigned int cix = rt->info[rix].controlRate;
int rts = 0, cts = 0;
- int cw = WIFI_CW_MIN;
+ int cw = ATH_DEFAULT_CWMIN;
-#define TAIL_DROP_COUNT 50 /* maximum number of queued frames allowed */
+#define TAIL_DROP_COUNT 80 /* maximum number of queued frames allowed */
KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode));
@@ -281,7 +281,7 @@
tt += (long_retries + 1) * ath_hal_computetxtime(sc->sc_ah, rt, length,
rix, AH_TRUE);
for (x = 0; x <= short_retries + long_retries; x++) {
- cw = MIN(WIFI_CW_MAX, (cw + 1) * 2);
+ cw = MIN(ATH_DEFAULT_CWMAX, (cw + 1) * 2);
tt += (t_slot * cw / 2);
}
return tt;
Index: madwifi-trunk-r3314/ath_rate/minstrel/minstrel.h
===================================================================
--- madwifi-trunk-r3314.orig/ath_rate/minstrel/minstrel.h 2008-04-23 03:31:01.000000000 +0200
+++ madwifi-trunk-r3314/ath_rate/minstrel/minstrel.h 2008-04-23 03:31:23.000000000 +0200
@@ -180,14 +180,6 @@
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
-#if 0
-#define WIFI_CW_MIN 31
-#define WIFI_CW_MAX 1023
-#else
-#define WIFI_CW_MIN 3
-#define WIFI_CW_MAX 10
-#endif
-
/*
* dynamic turbo specific macros.
* Definitions for pulling the rate and trie counts from
* a 5212 h/w descriptor. These Don't belong here; the
Index: madwifi-trunk-r3314/ath_rate/sample/sample.c
===================================================================
--- madwifi-trunk-r3314.orig/ath_rate/sample/sample.c 2008-04-23 03:31:01.000000000 +0200
+++ madwifi-trunk-r3314/ath_rate/sample/sample.c 2008-04-23 03:31:23.000000000 +0200
@@ -170,7 +170,7 @@
struct ieee80211com *ic = &sc->sc_ic;
unsigned int tt = 0;
unsigned int x;
- unsigned int cw = WIFI_CW_MIN;
+ unsigned int cw = ATH_DEFAULT_CWMIN;
unsigned int cix = rt->info[rix].controlRate;
KASSERT(rt != NULL, ("no rate table, mode %u", sc->sc_curmode));
@@ -254,7 +254,7 @@
tt += (long_retries+1)*ath_hal_computetxtime(sc->sc_ah, rt, length,
rix, AH_TRUE);
for (x = 0; x <= short_retries + long_retries; x++) {
- cw = MIN(WIFI_CW_MAX, (cw + 1) * 2);
+ cw = MIN(ATH_DEFAULT_CWMAX, (cw + 1) * 2);
tt += (t_slot * cw / 2);
}
return tt;
Index: madwifi-trunk-r3314/ath_rate/sample/sample.h
===================================================================
--- madwifi-trunk-r3314.orig/ath_rate/sample/sample.h 2008-04-23 03:31:01.000000000 +0200
+++ madwifi-trunk-r3314/ath_rate/sample/sample.h 2008-04-23 03:31:23.000000000 +0200
@@ -106,9 +106,6 @@
#define MAX(a,b) ((a) > (b) ? (a) : (b))
#endif
-#define WIFI_CW_MIN 31
-#define WIFI_CW_MAX 1023
-
/*
* Definitions for pulling the rate and trie counts from
* a 5212 h/w descriptor. These Don't belong here; the