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| author | Felix Fietkau <nbd@openwrt.org> | 2008-02-08 05:13:00 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2008-02-08 05:13:00 +0000 |
| commit | f4012149b654c0ddfa0b6b3353c09ab9d3677bfc (patch) | |
| tree | 2b1115031cfae0a71a61ee5836c2c6970492f417 /package/madwifi/patches/315-power_drop_PR1695.patch | |
| parent | fb5be81fe742d319d44165b63ff663b7ef214bb6 (diff) | |
| download | master-31e0f0ae-f4012149b654c0ddfa0b6b3353c09ab9d3677bfc.tar.gz master-31e0f0ae-f4012149b654c0ddfa0b6b3353c09ab9d3677bfc.tar.bz2 master-31e0f0ae-f4012149b654c0ddfa0b6b3353c09ab9d3677bfc.zip | |
madwifi: add ap mode specific improvements to the calibration process. reported to produce a noticeable increase in rx/tx strength
SVN-Revision: 10416
Diffstat (limited to 'package/madwifi/patches/315-power_drop_PR1695.patch')
| -rw-r--r-- | package/madwifi/patches/315-power_drop_PR1695.patch | 39 |
1 files changed, 0 insertions, 39 deletions
diff --git a/package/madwifi/patches/315-power_drop_PR1695.patch b/package/madwifi/patches/315-power_drop_PR1695.patch deleted file mode 100644 index 6b512b5645..0000000000 --- a/package/madwifi/patches/315-power_drop_PR1695.patch +++ /dev/null @@ -1,39 +0,0 @@ -The attached patch fixes the problem of very weak packets being send out -after periodic calibration - -Signed-off-by: Karol Kowalik <karol.kowalik@cnri.dit.ie> -Index: madwifi-dfs-r3252/ath/if_ath.c -=================================================================== ---- madwifi-dfs-r3252.orig/ath/if_ath.c 2008-01-26 03:56:26.461576124 +0100 -+++ madwifi-dfs-r3252/ath/if_ath.c 2008-01-26 03:58:50.628969172 +0100 -@@ -8875,6 +8875,9 @@ - struct ieee80211com *ic = &sc->sc_ic; - /* u_int32_t nchans; */ - HAL_BOOL isIQdone = AH_FALSE; -+ u_int8_t papd_probe_power; -+ u_int8_t papd_probe_power_max = 63; -+ u_int16_t crnt_power_hdBm = sc->sc_curtxpow; - - sc->sc_stats.ast_per_cal++; - DPRINTF(sc, ATH_DEBUG_CALIBRATE, -@@ -8912,6 +8915,20 @@ - sc->sc_stats.ast_per_calfail++; - } - -+ /* -+ * After calibration is done we need to update AR5K_PHY_PAPD_PROBE -+ * register with the probe_tx_power equal to current tx_power -+ * otherwise a power drop may be observed -+ */ -+ crnt_power_hdBm = crnt_power_hdBm <= ic->ic_txpowlimit ? crnt_power_hdBm : ic->ic_txpowlimit; -+ papd_probe_power = papd_probe_power_max - (ic->ic_txpowlimit - crnt_power_hdBm); -+#define AR5K_PHY_PAPD_PROBE_TX_NEXT 0x00008000 -+#define AR5K_PHY_PAPD_PROBE 0x9930 -+ OS_REG_WRITE(ah, AR5K_PHY_PAPD_PROBE, -+ AR5K_PHY_PAPD_PROBE_TX_NEXT | (papd_probe_power << 9)); -+#undef AR5K_PHY_PAPD_PROBE_TX_NEXT -+#undef AR5K_PHY_PAPD_PROBE -+ - ath_hal_process_noisefloor(ah); - if (isIQdone == AH_TRUE) { - /* Unless user has overridden calibration interval, |