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Commit e5a4ad0d authored by Nick Kossifidis's avatar Nick Kossifidis Committed by John W. Linville
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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: default avatarNick Kossifidis <mickflemm@gmail.com>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent ba37746e

drivers/net/wireless/ath5k/ath5k.h

+5 −3
Original line number Diff line number Diff line
@@ -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 */

drivers/net/wireless/ath5k/hw.c

+21 −41
Original line number Diff line number Diff line
@@ -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;

		}



	} 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");