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authorNick Kossifidis <mick@madwifi.org>2008-07-20 06:34:39 +0300
committerJohn W. Linville <linville@tuxdriver.com>2008-08-01 15:31:31 -0400
commite5a4ad0dda8f79a984ba6391af65274b482b6703 (patch)
tree61b651238907073490b35809a0e692eeaaf16890
parentba37746e547e14703a5ac86560c6e056620bc4cf (diff)
downloadop-kernel-dev-e5a4ad0dda8f79a984ba6391af65274b482b6703.zip
op-kernel-dev-e5a4ad0dda8f79a984ba6391af65274b482b6703.tar.gz
ath5k: Misc hw_attach fixes
* Correctly attach RF2425 * Update SREV values for Radio chips * Update hw_attach to use new SPENDING values * Write a bit after POST for some chips Changes-licensed-under: ISC Signed-off-by: Nick Kossifidis <mickflemm@gmail.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
-rw-r--r--drivers/net/wireless/ath5k/ath5k.h8
-rw-r--r--drivers/net/wireless/ath5k/hw.c62
2 files changed, 26 insertions, 44 deletions
diff --git a/drivers/net/wireless/ath5k/ath5k.h b/drivers/net/wireless/ath5k/ath5k.h
index ba35c30..9102eea 100644
--- a/drivers/net/wireless/ath5k/ath5k.h
+++ b/drivers/net/wireless/ath5k/ath5k.h
@@ -186,11 +186,13 @@ struct ath5k_srev_name {
#define AR5K_SREV_RAD_2111 0x20
#define AR5K_SREV_RAD_5112 0x30
#define AR5K_SREV_RAD_5112A 0x35
+#define AR5K_SREV_RAD_5112B 0x36
#define AR5K_SREV_RAD_2112 0x40
#define AR5K_SREV_RAD_2112A 0x45
-#define AR5K_SREV_RAD_SC0 0x56 /* Found on 2413/2414 */
-#define AR5K_SREV_RAD_SC1 0x63 /* Found on 5413/5414 */
-#define AR5K_SREV_RAD_SC2 0xa2 /* Found on 2424-5/5424 */
+#define AR5K_SREV_RAD_2112B 0x46
+#define AR5K_SREV_RAD_SC0 0x50 /* Found on 2413/2414 */
+#define AR5K_SREV_RAD_SC1 0x60 /* Found on 5413/5414 */
+#define AR5K_SREV_RAD_SC2 0xa0 /* Found on 2424-5/5424 */
#define AR5K_SREV_RAD_5133 0xc0 /* MIMO found on 5418 */
/* IEEE defs */
diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c
index b3b9baa..8cd8659 100644
--- a/drivers/net/wireless/ath5k/hw.c
+++ b/drivers/net/wireless/ath5k/hw.c
@@ -293,67 +293,42 @@ struct ath5k_hw *ath5k_hw_attach(struct ath5k_softc *sc, u8 mac_version)
/* Identify the radio chip*/
if (ah->ah_version == AR5K_AR5210) {
ah->ah_radio = AR5K_RF5110;
+ /*
+ * Register returns 0x0/0x04 for radio revision
+ * so ath5k_hw_radio_revision doesn't parse the value
+ * correctly. For now we are based on mac's srev to
+ * identify RF2425 radio.
+ */
+ } else if (srev == AR5K_SREV_VER_AR2425) {
+ ah->ah_radio = AR5K_RF2425;
+ ah->ah_phy_spending = AR5K_PHY_SPENDING_RF2425;
} else if (ah->ah_radio_5ghz_revision < AR5K_SREV_RAD_5112) {
ah->ah_radio = AR5K_RF5111;
ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5111;
} else if (ah->ah_radio_5ghz_revision < AR5K_SREV_RAD_SC0) {
-
ah->ah_radio = AR5K_RF5112;
-
- if (ah->ah_radio_5ghz_revision < AR5K_SREV_RAD_5112A) {
- ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5112;
- } else {
- ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5112A;
- }
-
+ ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5112;
} else if (ah->ah_radio_5ghz_revision < AR5K_SREV_RAD_SC1) {
ah->ah_radio = AR5K_RF2413;
- ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5112A;
+ ah->ah_phy_spending = AR5K_PHY_SPENDING_RF2413;
} else if (ah->ah_radio_5ghz_revision < AR5K_SREV_RAD_SC2) {
ah->ah_radio = AR5K_RF5413;
- ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5112A;
+ ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5413;
} else if (ah->ah_radio_5ghz_revision < AR5K_SREV_RAD_5133) {
-
/* AR5424 */
if (srev >= AR5K_SREV_VER_AR5424) {
ah->ah_radio = AR5K_RF5413;
- ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5424;
+ ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5413;
/* AR2424 */
} else {
ah->ah_radio = AR5K_RF2413; /* For testing */
- ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5112A;
+ ah->ah_phy_spending = AR5K_PHY_SPENDING_RF2413;
}
-
- /*
- * Register returns 0x4 for radio revision
- * so ath5k_hw_radio_revision doesn't parse the value
- * correctly. For now we are based on mac's srev to
- * identify RF2425 radio.
- */
- } else if (srev == AR5K_SREV_VER_AR2425) {
- ah->ah_radio = AR5K_RF2425;
- ah->ah_phy_spending = AR5K_PHY_SPENDING_RF5112;
}
-
ah->ah_phy = AR5K_PHY(0);
/*
- * Identify AR5212-based PCI-E cards
- * And write some initial settings.
- *
- * (doing a "strings" on ndis driver
- * -ar5211.sys- reveals the following
- * pci-e related functions:
- *
- * pcieClockReq
- * pcieRxErrNotify
- * pcieL1SKPEnable
- * pcieAspm
- * pcieDisableAspmOnRfWake
- * pciePowerSaveEnable
- *
- * I guess these point to ClockReq but
- * i'm not sure.)
+ * Write PCI-E power save settings
*/
if ((ah->ah_version == AR5K_AR5212) && (pdev->is_pcie)) {
ath5k_hw_reg_write(ah, 0x9248fc00, 0x4080);
@@ -375,10 +350,15 @@ struct ath5k_hw *ath5k_hw_attach(struct ath5k_softc *sc, u8 mac_version)
if (ret)
goto err_free;
+ /* Write AR5K_PCICFG_UNK on 2112B and later chips */
+ if (ah->ah_radio_5ghz_revision > AR5K_SREV_RAD_2112B ||
+ srev > AR5K_SREV_VER_AR2413) {
+ ath5k_hw_reg_write(ah, AR5K_PCICFG_UNK, AR5K_PCICFG);
+ }
+
/*
* Get card capabilities, values, ...
*/
-
ret = ath5k_eeprom_init(ah);
if (ret) {
ATH5K_ERR(sc, "unable to init EEPROM\n");
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