From eb2fee5a584dd4274f28cf1b12f5789a7565189b Mon Sep 17 00:00:00 2001
From: Damien Bergamini <damien@cvs.openbsd.org>
Date: Wed, 17 Feb 2010 18:23:01 +0000
Subject: read calibration version from ROM and set IWN_GP_DRIVER_CALIB_VER6
 bit on 6x50 if version>=6.

---
 sys/dev/pci/if_iwn.c    | 14 ++++++++++++--
 sys/dev/pci/if_iwnreg.h |  9 ++++++++-
 sys/dev/pci/if_iwnvar.h |  3 ++-
 3 files changed, 22 insertions(+), 4 deletions(-)

(limited to 'sys/dev/pci')

diff --git a/sys/dev/pci/if_iwn.c b/sys/dev/pci/if_iwn.c
index 0d3108bb367..e07fff76976 100644
--- a/sys/dev/pci/if_iwn.c
+++ b/sys/dev/pci/if_iwn.c
@@ -1,7 +1,7 @@
-/*	$OpenBSD: if_iwn.c,v 1.85 2010/02/03 17:51:11 damien Exp $	*/
+/*	$OpenBSD: if_iwn.c,v 1.86 2010/02/17 18:23:00 damien Exp $	*/
 
 /*-
- * Copyright (c) 2007-2009 Damien Bergamini <damien.bergamini@free.fr>
+ * Copyright (c) 2007-2010 Damien Bergamini <damien.bergamini@free.fr>
  *
  * Permission to use, copy, modify, and distribute this software for any
  * purpose with or without fee is hereby granted, provided that the above
@@ -1472,6 +1472,7 @@ iwn4965_print_power_group(struct iwn_softc *sc, int i)
 void
 iwn5000_read_eeprom(struct iwn_softc *sc)
 {
+	struct iwn5000_eeprom_calib_hdr hdr;
 	int32_t temp, volt;
 	uint32_t base, addr;
 	uint16_t val;
@@ -1495,6 +1496,11 @@ iwn5000_read_eeprom(struct iwn_softc *sc)
 
 	iwn_read_prom_data(sc, IWN5000_EEPROM_CAL, &val, 2);
 	base = letoh16(val);
+	iwn_read_prom_data(sc, base, &hdr, sizeof hdr);
+	DPRINTF(("calib version=%u pa type=%u voltage=%u\n",
+	    hdr.version, hdr.pa_type, letoh16(hdr.volt)));
+	sc->calib_ver = hdr.version;
+
 	if (sc->hw_type == IWN_HW_REV_TYPE_5150) {
 		/* Compute temperature offset. */
 		iwn_read_prom_data(sc, base + IWN5000_EEPROM_TEMP, &val, 2);
@@ -5370,6 +5376,10 @@ iwn5000_nic_config(struct iwn_softc *sc)
 		/* Use internal power amplifier only. */
 		IWN_WRITE(sc, IWN_GP_DRIVER, IWN_GP_DRIVER_RADIO_2X2_IPA);
 	}
+	if (sc->hw_type == IWN_HW_REV_TYPE_6050 && sc->calib_ver >= 6) {
+		/* Indicate that ROM calibration version is >=6. */
+		IWN_SETBITS(sc, IWN_GP_DRIVER, IWN_GP_DRIVER_CALIB_VER6);
+	}
 	return 0;
 }
 
diff --git a/sys/dev/pci/if_iwnreg.h b/sys/dev/pci/if_iwnreg.h
index bea35a866ca..0a0de58df8c 100644
--- a/sys/dev/pci/if_iwnreg.h
+++ b/sys/dev/pci/if_iwnreg.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_iwnreg.h,v 1.36 2010/01/23 09:14:13 damien Exp $	*/
+/*	$OpenBSD: if_iwnreg.h,v 1.37 2010/02/17 18:23:00 damien Exp $	*/
 
 /*-
  * Copyright (c) 2007, 2008
@@ -215,6 +215,7 @@
 #define IWN_GP_DRIVER_RADIO_3X3_HYB	(0 << 0)
 #define IWN_GP_DRIVER_RADIO_2X2_HYB	(1 << 0)
 #define IWN_GP_DRIVER_RADIO_2X2_IPA	(2 << 0)
+#define IWN_GP_DRIVER_CALIB_VER6	(1 << 2)
 
 /* Possible flags for register IWN_UCODE_GP1_CLR. */
 #define IWN_UCODE_GP1_RFKILL		(1 << 1)
@@ -1313,6 +1314,12 @@ struct iwn_eeprom_enhinfo {
 	int8_t		mimo3;		/* max power in half-dBm */
 } __packed;
 
+struct iwn5000_eeprom_calib_hdr {
+	uint8_t		version;
+	uint8_t		pa_type;
+	uint16_t	volt;
+} __packed;
+
 #define IWN_NSAMPLES	3
 struct iwn4965_eeprom_chan_samples {
 	uint8_t	num;
diff --git a/sys/dev/pci/if_iwnvar.h b/sys/dev/pci/if_iwnvar.h
index b399aeee3e3..58e64224584 100644
--- a/sys/dev/pci/if_iwnvar.h
+++ b/sys/dev/pci/if_iwnvar.h
@@ -1,4 +1,4 @@
-/*	$OpenBSD: if_iwnvar.h,v 1.16 2009/11/04 17:46:52 damien Exp $	*/
+/*	$OpenBSD: if_iwnvar.h,v 1.17 2010/02/17 18:23:00 damien Exp $	*/
 
 /*-
  * Copyright (c) 2007, 2008
@@ -264,6 +264,7 @@ struct iwn_softc {
 	struct iwn4965_eeprom_band
 				bands[IWN_NBANDS];
 	uint16_t		rfcfg;
+	uint8_t			calib_ver;
 	char			eeprom_domain[4];
 	uint32_t		eeprom_crystal;
 	int16_t			eeprom_voltage;
-- 
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