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path: root/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
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Diffstat (limited to 'drivers/net/wireless/bcm43xx/bcm43xx_phy.c')
-rw-r--r--drivers/net/wireless/bcm43xx/bcm43xx_phy.c2345
1 files changed, 2345 insertions, 0 deletions
diff --git a/drivers/net/wireless/bcm43xx/bcm43xx_phy.c b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
new file mode 100644
index 00000000000..0a66f43ca0c
--- /dev/null
+++ b/drivers/net/wireless/bcm43xx/bcm43xx_phy.c
@@ -0,0 +1,2345 @@
+/*
+
+ Broadcom BCM43xx wireless driver
+
+ Copyright (c) 2005 Martin Langer <martin-langer@gmx.de>,
+ Stefano Brivio <st3@riseup.net>
+ Michael Buesch <mbuesch@freenet.de>
+ Danny van Dyk <kugelfang@gentoo.org>
+ Andreas Jaggi <andreas.jaggi@waterwave.ch>
+
+ Some parts of the code in this file are derived from the ipw2200
+ driver Copyright(c) 2003 - 2004 Intel Corporation.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 2 of the License, or
+ (at your option) any later version.
+
+ This program is distributed in the hope that it will be useful,
+ but WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ GNU General Public License for more details.
+
+ You should have received a copy of the GNU General Public License
+ along with this program; see the file COPYING. If not, write to
+ the Free Software Foundation, Inc., 51 Franklin Steet, Fifth Floor,
+ Boston, MA 02110-1301, USA.
+
+*/
+
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <linux/types.h>
+
+#include "bcm43xx.h"
+#include "bcm43xx_phy.h"
+#include "bcm43xx_main.h"
+#include "bcm43xx_radio.h"
+#include "bcm43xx_ilt.h"
+#include "bcm43xx_power.h"
+
+
+static const s8 bcm43xx_tssi2dbm_b_table[] = {
+ 0x4D, 0x4C, 0x4B, 0x4A,
+ 0x4A, 0x49, 0x48, 0x47,
+ 0x47, 0x46, 0x45, 0x45,
+ 0x44, 0x43, 0x42, 0x42,
+ 0x41, 0x40, 0x3F, 0x3E,
+ 0x3D, 0x3C, 0x3B, 0x3A,
+ 0x39, 0x38, 0x37, 0x36,
+ 0x35, 0x34, 0x32, 0x31,
+ 0x30, 0x2F, 0x2D, 0x2C,
+ 0x2B, 0x29, 0x28, 0x26,
+ 0x25, 0x23, 0x21, 0x1F,
+ 0x1D, 0x1A, 0x17, 0x14,
+ 0x10, 0x0C, 0x06, 0x00,
+ -7, -7, -7, -7,
+ -7, -7, -7, -7,
+ -7, -7, -7, -7,
+};
+
+static const s8 bcm43xx_tssi2dbm_g_table[] = {
+ 77, 77, 77, 76,
+ 76, 76, 75, 75,
+ 74, 74, 73, 73,
+ 73, 72, 72, 71,
+ 71, 70, 70, 69,
+ 68, 68, 67, 67,
+ 66, 65, 65, 64,
+ 63, 63, 62, 61,
+ 60, 59, 58, 57,
+ 56, 55, 54, 53,
+ 52, 50, 49, 47,
+ 45, 43, 40, 37,
+ 33, 28, 22, 14,
+ 5, -7, -20, -20,
+ -20, -20, -20, -20,
+ -20, -20, -20, -20,
+};
+
+static void bcm43xx_phy_initg(struct bcm43xx_private *bcm);
+
+
+void bcm43xx_raw_phy_lock(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+ assert(irqs_disabled());
+ if (bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD) == 0x00000000) {
+ phy->is_locked = 0;
+ return;
+ }
+ if (bcm->current_core->rev < 3) {
+ bcm43xx_mac_suspend(bcm);
+ spin_lock(&phy->lock);
+ } else {
+ if (bcm->ieee->iw_mode != IW_MODE_MASTER)
+ bcm43xx_power_saving_ctl_bits(bcm, -1, 1);
+ }
+ phy->is_locked = 1;
+}
+
+void bcm43xx_raw_phy_unlock(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+ assert(irqs_disabled());
+ if (bcm->current_core->rev < 3) {
+ if (phy->is_locked) {
+ spin_unlock(&phy->lock);
+ bcm43xx_mac_enable(bcm);
+ }
+ } else {
+ if (bcm->ieee->iw_mode != IW_MODE_MASTER)
+ bcm43xx_power_saving_ctl_bits(bcm, -1, -1);
+ }
+ phy->is_locked = 0;
+}
+
+u16 bcm43xx_phy_read(struct bcm43xx_private *bcm, u16 offset)
+{
+ bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_CONTROL, offset);
+ return bcm43xx_read16(bcm, BCM43xx_MMIO_PHY_DATA);
+}
+
+void bcm43xx_phy_write(struct bcm43xx_private *bcm, u16 offset, u16 val)
+{
+ bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_CONTROL, offset);
+ mmiowb();
+ bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_DATA, val);
+}
+
+void bcm43xx_phy_calibrate(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ unsigned long flags;
+
+ bcm43xx_read32(bcm, BCM43xx_MMIO_STATUS_BITFIELD); /* Dummy read. */
+ if (phy->calibrated)
+ return;
+ if (phy->type == BCM43xx_PHYTYPE_G && phy->rev == 1) {
+ /* We do not want to be preempted while calibrating
+ * the hardware.
+ */
+ local_irq_save(flags);
+
+ bcm43xx_wireless_core_reset(bcm, 0);
+ bcm43xx_phy_initg(bcm);
+ bcm43xx_wireless_core_reset(bcm, 1);
+
+ local_irq_restore(flags);
+ }
+ phy->calibrated = 1;
+}
+
+/* Connect the PHY
+ * http://bcm-specs.sipsolutions.net/SetPHY
+ */
+int bcm43xx_phy_connect(struct bcm43xx_private *bcm, int connect)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u32 flags;
+
+ if (bcm->current_core->rev < 5)
+ goto out;
+
+ flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATEHIGH);
+ if (connect) {
+ if (!(flags & 0x00010000))
+ return -ENODEV;
+ flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+ flags |= (0x800 << 18);
+ bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, flags);
+ } else {
+ if (!(flags & 0x00020000))
+ return -ENODEV;
+ flags = bcm43xx_read32(bcm, BCM43xx_CIR_SBTMSTATELOW);
+ flags &= ~(0x800 << 18);
+ bcm43xx_write32(bcm, BCM43xx_CIR_SBTMSTATELOW, flags);
+ }
+out:
+ phy->connected = connect;
+ if (connect)
+ dprintk(KERN_INFO PFX "PHY connected\n");
+ else
+ dprintk(KERN_INFO PFX "PHY disconnected\n");
+
+ return 0;
+}
+
+/* intialize B PHY power control
+ * as described in http://bcm-specs.sipsolutions.net/InitPowerControl
+ */
+static void bcm43xx_phy_init_pctl(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 saved_batt = 0, saved_ratt = 0, saved_txctl1 = 0;
+ int must_reset_txpower = 0;
+
+ assert(phy->type != BCM43xx_PHYTYPE_A);
+ if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM) &&
+ (bcm->board_type == 0x0416))
+ return;
+
+ bcm43xx_write16(bcm, 0x03E6, bcm43xx_read16(bcm, 0x03E6) & 0xFFDF);
+ bcm43xx_phy_write(bcm, 0x0028, 0x8018);
+
+ if (phy->type == BCM43xx_PHYTYPE_G) {
+ if (!phy->connected)
+ return;
+ bcm43xx_phy_write(bcm, 0x047A, 0xC111);
+ }
+ if (phy->savedpctlreg != 0xFFFF)
+ return;
+
+ if (phy->type == BCM43xx_PHYTYPE_B &&
+ phy->rev >= 2 &&
+ radio->version == 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x0076,
+ bcm43xx_radio_read16(bcm, 0x0076) | 0x0084);
+ } else {
+ saved_batt = radio->baseband_atten;
+ saved_ratt = radio->radio_atten;
+ saved_txctl1 = radio->txctl1;
+ if ((radio->revision >= 6) && (radio->revision <= 8)
+ && /*FIXME: incomplete specs for 5 < revision < 9 */ 0)
+ bcm43xx_radio_set_txpower_bg(bcm, 0xB, 0x1F, 0);
+ else
+ bcm43xx_radio_set_txpower_bg(bcm, 0xB, 9, 0);
+ must_reset_txpower = 1;
+ }
+ bcm43xx_dummy_transmission(bcm);
+
+ phy->savedpctlreg = bcm43xx_phy_read(bcm, BCM43xx_PHY_G_PCTL);
+
+ if (must_reset_txpower)
+ bcm43xx_radio_set_txpower_bg(bcm, saved_batt, saved_ratt, saved_txctl1);
+ else
+ bcm43xx_radio_write16(bcm, 0x0076, bcm43xx_radio_read16(bcm, 0x0076) & 0xFF7B);
+ bcm43xx_radio_clear_tssi(bcm);
+}
+
+static void bcm43xx_phy_agcsetup(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u16 offset = 0x0000;
+
+ if (phy->rev == 1)
+ offset = 0x4C00;
+
+ bcm43xx_ilt_write(bcm, offset, 0x00FE);
+ bcm43xx_ilt_write(bcm, offset + 1, 0x000D);
+ bcm43xx_ilt_write(bcm, offset + 2, 0x0013);
+ bcm43xx_ilt_write(bcm, offset + 3, 0x0019);
+
+ if (phy->rev == 1) {
+ bcm43xx_ilt_write(bcm, 0x1800, 0x2710);
+ bcm43xx_ilt_write(bcm, 0x1801, 0x9B83);
+ bcm43xx_ilt_write(bcm, 0x1802, 0x9B83);
+ bcm43xx_ilt_write(bcm, 0x1803, 0x0F8D);
+ bcm43xx_phy_write(bcm, 0x0455, 0x0004);
+ }
+
+ bcm43xx_phy_write(bcm, 0x04A5, (bcm43xx_phy_read(bcm, 0x04A5) & 0x00FF) | 0x5700);
+ bcm43xx_phy_write(bcm, 0x041A, (bcm43xx_phy_read(bcm, 0x041A) & 0xFF80) | 0x000F);
+ bcm43xx_phy_write(bcm, 0x041A, (bcm43xx_phy_read(bcm, 0x041A) & 0xC07F) | 0x2B80);
+ bcm43xx_phy_write(bcm, 0x048C, (bcm43xx_phy_read(bcm, 0x048C) & 0xF0FF) | 0x0300);
+
+ bcm43xx_radio_write16(bcm, 0x007A, bcm43xx_radio_read16(bcm, 0x007A) | 0x0008);
+
+ bcm43xx_phy_write(bcm, 0x04A0, (bcm43xx_phy_read(bcm, 0x04A0) & 0xFFF0) | 0x0008);
+ bcm43xx_phy_write(bcm, 0x04A1, (bcm43xx_phy_read(bcm, 0x04A1) & 0xF0FF) | 0x0600);
+ bcm43xx_phy_write(bcm, 0x04A2, (bcm43xx_phy_read(bcm, 0x04A2) & 0xF0FF) | 0x0700);
+ bcm43xx_phy_write(bcm, 0x04A0, (bcm43xx_phy_read(bcm, 0x04A0) & 0xF0FF) | 0x0100);
+
+ if (phy->rev == 1)
+ bcm43xx_phy_write(bcm, 0x04A2, (bcm43xx_phy_read(bcm, 0x04A2) & 0xFFF0) | 0x0007);
+
+ bcm43xx_phy_write(bcm, 0x0488, (bcm43xx_phy_read(bcm, 0x0488) & 0xFF00) | 0x001C);
+ bcm43xx_phy_write(bcm, 0x0488, (bcm43xx_phy_read(bcm, 0x0488) & 0xC0FF) | 0x0200);
+ bcm43xx_phy_write(bcm, 0x0496, (bcm43xx_phy_read(bcm, 0x0496) & 0xFF00) | 0x001C);
+ bcm43xx_phy_write(bcm, 0x0489, (bcm43xx_phy_read(bcm, 0x0489) & 0xFF00) | 0x0020);
+ bcm43xx_phy_write(bcm, 0x0489, (bcm43xx_phy_read(bcm, 0x0489) & 0xC0FF) | 0x0200);
+ bcm43xx_phy_write(bcm, 0x0482, (bcm43xx_phy_read(bcm, 0x0482) & 0xFF00) | 0x002E);
+ bcm43xx_phy_write(bcm, 0x0496, (bcm43xx_phy_read(bcm, 0x0496) & 0x00FF) | 0x1A00);
+ bcm43xx_phy_write(bcm, 0x0481, (bcm43xx_phy_read(bcm, 0x0481) & 0xFF00) | 0x0028);
+ bcm43xx_phy_write(bcm, 0x0481, (bcm43xx_phy_read(bcm, 0x0481) & 0x00FF) | 0x2C00);
+
+ if (phy->rev == 1) {
+ bcm43xx_phy_write(bcm, 0x0430, 0x092B);
+ bcm43xx_phy_write(bcm, 0x041B, (bcm43xx_phy_read(bcm, 0x041B) & 0xFFE1) | 0x0002);
+ } else {
+ bcm43xx_phy_write(bcm, 0x041B, bcm43xx_phy_read(bcm, 0x041B) & 0xFFE1);
+ bcm43xx_phy_write(bcm, 0x041F, 0x287A);
+ bcm43xx_phy_write(bcm, 0x0420, (bcm43xx_phy_read(bcm, 0x0420) & 0xFFF0) | 0x0004);
+ }
+
+ if (phy->rev > 2) {
+ bcm43xx_phy_write(bcm, 0x0422, 0x287A);
+ bcm43xx_phy_write(bcm, 0x0420, (bcm43xx_phy_read(bcm, 0x0420) & 0x0FFF) | 0x3000);
+ }
+
+ bcm43xx_phy_write(bcm, 0x04A8, (bcm43xx_phy_read(bcm, 0x04A8) & 0x8080) | 0x7874);
+ bcm43xx_phy_write(bcm, 0x048E, 0x1C00);
+
+ if (phy->rev == 1) {
+ bcm43xx_phy_write(bcm, 0x04AB, (bcm43xx_phy_read(bcm, 0x04AB) & 0xF0FF) | 0x0600);
+ bcm43xx_phy_write(bcm, 0x048B, 0x005E);
+ bcm43xx_phy_write(bcm, 0x048C, (bcm43xx_phy_read(bcm, 0x048C) & 0xFF00) | 0x001E);
+ bcm43xx_phy_write(bcm, 0x048D, 0x0002);
+ }
+
+ bcm43xx_ilt_write(bcm, offset + 0x0800, 0);
+ bcm43xx_ilt_write(bcm, offset + 0x0801, 7);
+ bcm43xx_ilt_write(bcm, offset + 0x0802, 16);
+ bcm43xx_ilt_write(bcm, offset + 0x0803, 28);
+}
+
+static void bcm43xx_phy_setupg(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u16 i;
+
+ assert(phy->type == BCM43xx_PHYTYPE_G);
+ if (phy->rev == 1) {
+ bcm43xx_phy_write(bcm, 0x0406, 0x4F19);
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS,
+ (bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS) & 0xFC3F) | 0x0340);
+ bcm43xx_phy_write(bcm, 0x042C, 0x005A);
+ bcm43xx_phy_write(bcm, 0x0427, 0x001A);
+
+ for (i = 0; i < BCM43xx_ILT_FINEFREQG_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x5800 + i, bcm43xx_ilt_finefreqg[i]);
+ for (i = 0; i < BCM43xx_ILT_NOISEG1_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noiseg1[i]);
+ for (i = 0; i < BCM43xx_ILT_ROTOR_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]);
+ } else {
+ /* nrssi values are signed 6-bit values. Not sure why we write 0x7654 here... */
+ bcm43xx_nrssi_hw_write(bcm, 0xBA98, (s16)0x7654);
+
+ if (phy->rev == 2) {
+ bcm43xx_phy_write(bcm, 0x04C0, 0x1861);
+ bcm43xx_phy_write(bcm, 0x04C1, 0x0271);
+ } else if (phy->rev > 2) {
+ bcm43xx_phy_write(bcm, 0x04C0, 0x0098);
+ bcm43xx_phy_write(bcm, 0x04C1, 0x0070);
+ bcm43xx_phy_write(bcm, 0x04C9, 0x0080);
+ }
+ bcm43xx_phy_write(bcm, 0x042B, bcm43xx_phy_read(bcm, 0x042B) | 0x800);
+
+ for (i = 0; i < 64; i++)
+ bcm43xx_ilt_write(bcm, 0x4000 + i, i);
+ for (i = 0; i < BCM43xx_ILT_NOISEG2_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noiseg2[i]);
+ }
+
+ if (phy->rev <= 2)
+ for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg1[i]);
+ else if ((phy->rev == 7) && (bcm43xx_phy_read(bcm, 0x0449) & 0x0200))
+ for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg3[i]);
+ else
+ for (i = 0; i < BCM43xx_ILT_NOISESCALEG_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x1400 + i, bcm43xx_ilt_noisescaleg2[i]);
+
+ if (phy->rev == 2)
+ for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]);
+ else if ((phy->rev > 2) && (phy->rev <= 7))
+ for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr2[i]);
+
+ if (phy->rev == 1) {
+ for (i = 0; i < BCM43xx_ILT_RETARD_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]);
+ for (i = 0; i < 4; i++) {
+ bcm43xx_ilt_write(bcm, 0x5404 + i, 0x0020);
+ bcm43xx_ilt_write(bcm, 0x5408 + i, 0x0020);
+ bcm43xx_ilt_write(bcm, 0x540C + i, 0x0020);
+ bcm43xx_ilt_write(bcm, 0x5410 + i, 0x0020);
+ }
+ bcm43xx_phy_agcsetup(bcm);
+
+ if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM) &&
+ (bcm->board_type == 0x0416) &&
+ (bcm->board_revision == 0x0017))
+ return;
+
+ bcm43xx_ilt_write(bcm, 0x5001, 0x0002);
+ bcm43xx_ilt_write(bcm, 0x5002, 0x0001);
+ } else {
+ for (i = 0; i <= 0x2F; i++)
+ bcm43xx_ilt_write(bcm, 0x1000 + i, 0x0820);
+ bcm43xx_phy_agcsetup(bcm);
+ bcm43xx_phy_read(bcm, 0x0400); /* dummy read */
+ bcm43xx_phy_write(bcm, 0x0403, 0x1000);
+ bcm43xx_ilt_write(bcm, 0x3C02, 0x000F);
+ bcm43xx_ilt_write(bcm, 0x3C03, 0x0014);
+
+ if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM) &&
+ (bcm->board_type == 0x0416) &&
+ (bcm->board_revision == 0x0017))
+ return;
+
+ bcm43xx_ilt_write(bcm, 0x0401, 0x0002);
+ bcm43xx_ilt_write(bcm, 0x0402, 0x0001);
+ }
+}
+
+/* Initialize the noisescaletable for APHY */
+static void bcm43xx_phy_init_noisescaletbl(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ int i;
+
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_CTRL, 0x1400);
+ for (i = 0; i < 12; i++) {
+ if (phy->rev == 2)
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x6767);
+ else
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x2323);
+ }
+ if (phy->rev == 2)
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x6700);
+ else
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x2300);
+ for (i = 0; i < 11; i++) {
+ if (phy->rev == 2)
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x6767);
+ else
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x2323);
+ }
+ if (phy->rev == 2)
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x0067);
+ else
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_ILT_A_DATA1, 0x0023);
+}
+
+static void bcm43xx_phy_setupa(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u16 i;
+
+ assert(phy->type == BCM43xx_PHYTYPE_A);
+ switch (phy->rev) {
+ case 2:
+ bcm43xx_phy_write(bcm, 0x008E, 0x3800);
+ bcm43xx_phy_write(bcm, 0x0035, 0x03FF);
+ bcm43xx_phy_write(bcm, 0x0036, 0x0400);
+
+ bcm43xx_ilt_write(bcm, 0x3807, 0x0051);
+
+ bcm43xx_phy_write(bcm, 0x001C, 0x0FF9);
+ bcm43xx_phy_write(bcm, 0x0020, bcm43xx_phy_read(bcm, 0x0020) & 0xFF0F);
+ bcm43xx_ilt_write(bcm, 0x3C0C, 0x07BF);
+ bcm43xx_radio_write16(bcm, 0x0002, 0x07BF);
+
+ bcm43xx_phy_write(bcm, 0x0024, 0x4680);
+ bcm43xx_phy_write(bcm, 0x0020, 0x0003);
+ bcm43xx_phy_write(bcm, 0x001D, 0x0F40);
+ bcm43xx_phy_write(bcm, 0x001F, 0x1C00);
+
+ bcm43xx_phy_write(bcm, 0x002A, (bcm43xx_phy_read(bcm, 0x002A) & 0x00FF) | 0x0400);
+ bcm43xx_phy_write(bcm, 0x002B, bcm43xx_phy_read(bcm, 0x002B) & 0xFBFF);
+ bcm43xx_phy_write(bcm, 0x008E, 0x58C1);
+
+ bcm43xx_ilt_write(bcm, 0x0803, 0x000F);
+ bcm43xx_ilt_write(bcm, 0x0804, 0x001F);
+ bcm43xx_ilt_write(bcm, 0x0805, 0x002A);
+ bcm43xx_ilt_write(bcm, 0x0805, 0x0030);
+ bcm43xx_ilt_write(bcm, 0x0807, 0x003A);
+
+ bcm43xx_ilt_write(bcm, 0x0000, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0001, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0002, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0003, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0004, 0x0015);
+ bcm43xx_ilt_write(bcm, 0x0005, 0x0015);
+ bcm43xx_ilt_write(bcm, 0x0006, 0x0019);
+
+ bcm43xx_ilt_write(bcm, 0x0404, 0x0003);
+ bcm43xx_ilt_write(bcm, 0x0405, 0x0003);
+ bcm43xx_ilt_write(bcm, 0x0406, 0x0007);
+
+ for (i = 0; i < 16; i++)
+ bcm43xx_ilt_write(bcm, 0x4000 + i, (0x8 + i) & 0x000F);
+
+ bcm43xx_ilt_write(bcm, 0x3003, 0x1044);
+ bcm43xx_ilt_write(bcm, 0x3004, 0x7201);
+ bcm43xx_ilt_write(bcm, 0x3006, 0x0040);
+ bcm43xx_ilt_write(bcm, 0x3001, (bcm43xx_ilt_read(bcm, 0x3001) & 0x0010) | 0x0008);
+
+ for (i = 0; i < BCM43xx_ILT_FINEFREQA_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x5800 + i, bcm43xx_ilt_finefreqa[i]);
+ for (i = 0; i < BCM43xx_ILT_NOISEA2_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noisea2[i]);
+ for (i = 0; i < BCM43xx_ILT_ROTOR_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x2000 + i, bcm43xx_ilt_rotor[i]);
+ bcm43xx_phy_init_noisescaletbl(bcm);
+ for (i = 0; i < BCM43xx_ILT_RETARD_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x2400 + i, bcm43xx_ilt_retard[i]);
+ break;
+ case 3:
+ for (i = 0; i < 64; i++)
+ bcm43xx_ilt_write(bcm, 0x4000 + i, i);
+
+ bcm43xx_ilt_write(bcm, 0x3807, 0x0051);
+
+ bcm43xx_phy_write(bcm, 0x001C, 0x0FF9);
+ bcm43xx_phy_write(bcm, 0x0020, bcm43xx_phy_read(bcm, 0x0020) & 0xFF0F);
+ bcm43xx_radio_write16(bcm, 0x0002, 0x07BF);
+
+ bcm43xx_phy_write(bcm, 0x0024, 0x4680);
+ bcm43xx_phy_write(bcm, 0x0020, 0x0003);
+ bcm43xx_phy_write(bcm, 0x001D, 0x0F40);
+ bcm43xx_phy_write(bcm, 0x001F, 0x1C00);
+ bcm43xx_phy_write(bcm, 0x002A, (bcm43xx_phy_read(bcm, 0x002A) & 0x00FF) | 0x0400);
+
+ bcm43xx_ilt_write(bcm, 0x3001, (bcm43xx_ilt_read(bcm, 0x3001) & 0x0010) | 0x0008);
+ for (i = 0; i < BCM43xx_ILT_NOISEA3_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x1800 + i, bcm43xx_ilt_noisea3[i]);
+ bcm43xx_phy_init_noisescaletbl(bcm);
+ for (i = 0; i < BCM43xx_ILT_SIGMASQR_SIZE; i++)
+ bcm43xx_ilt_write(bcm, 0x5000 + i, bcm43xx_ilt_sigmasqr1[i]);
+
+ bcm43xx_phy_write(bcm, 0x0003, 0x1808);
+
+ bcm43xx_ilt_write(bcm, 0x0803, 0x000F);
+ bcm43xx_ilt_write(bcm, 0x0804, 0x001F);
+ bcm43xx_ilt_write(bcm, 0x0805, 0x002A);
+ bcm43xx_ilt_write(bcm, 0x0805, 0x0030);
+ bcm43xx_ilt_write(bcm, 0x0807, 0x003A);
+
+ bcm43xx_ilt_write(bcm, 0x0000, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0001, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0002, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0003, 0x0013);
+ bcm43xx_ilt_write(bcm, 0x0004, 0x0015);
+ bcm43xx_ilt_write(bcm, 0x0005, 0x0015);
+ bcm43xx_ilt_write(bcm, 0x0006, 0x0019);
+
+ bcm43xx_ilt_write(bcm, 0x0404, 0x0003);
+ bcm43xx_ilt_write(bcm, 0x0405, 0x0003);
+ bcm43xx_ilt_write(bcm, 0x0406, 0x0007);
+
+ bcm43xx_ilt_write(bcm, 0x3C02, 0x000F);
+ bcm43xx_ilt_write(bcm, 0x3C03, 0x0014);
+ break;
+ default:
+ assert(0);
+ }
+}
+
+/* Initialize APHY. This is also called for the GPHY in some cases. */
+static void bcm43xx_phy_inita(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 tval;
+
+ if (phy->type == BCM43xx_PHYTYPE_A) {
+ bcm43xx_phy_setupa(bcm);
+ } else {
+ bcm43xx_phy_setupg(bcm);
+ if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL)
+ bcm43xx_phy_write(bcm, 0x046E, 0x03CF);
+ return;
+ }
+
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_A_CRS,
+ (bcm43xx_phy_read(bcm, BCM43xx_PHY_A_CRS) & 0xF83C) | 0x0340);
+ bcm43xx_phy_write(bcm, 0x0034, 0x0001);
+
+ TODO();//TODO: RSSI AGC
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_A_CRS,
+ bcm43xx_phy_read(bcm, BCM43xx_PHY_A_CRS) | (1 << 14));
+ bcm43xx_radio_init2060(bcm);
+
+ if ((bcm->board_vendor == PCI_VENDOR_ID_BROADCOM)
+ && ((bcm->board_type == 0x0416) || (bcm->board_type == 0x040A))) {
+ if (radio->lofcal == 0xFFFF) {
+ TODO();//TODO: LOF Cal
+ bcm43xx_radio_set_tx_iq(bcm);
+ } else
+ bcm43xx_radio_write16(bcm, 0x001E, radio->lofcal);
+ }
+
+ bcm43xx_phy_write(bcm, 0x007A, 0xF111);
+
+ if (phy->savedpctlreg == 0xFFFF) {
+ bcm43xx_radio_write16(bcm, 0x0019, 0x0000);
+ bcm43xx_radio_write16(bcm, 0x0017, 0x0020);
+
+ tval = bcm43xx_ilt_read(bcm, 0x3001);
+ if (phy->rev == 1) {
+ bcm43xx_ilt_write(bcm, 0x3001,
+ (bcm43xx_ilt_read(bcm, 0x3001) & 0xFF87)
+ | 0x0058);
+ } else {
+ bcm43xx_ilt_write(bcm, 0x3001,
+ (bcm43xx_ilt_read(bcm, 0x3001) & 0xFFC3)
+ | 0x002C);
+ }
+ bcm43xx_dummy_transmission(bcm);
+ phy->savedpctlreg = bcm43xx_phy_read(bcm, BCM43xx_PHY_A_PCTL);
+ bcm43xx_ilt_write(bcm, 0x3001, tval);
+
+ bcm43xx_radio_set_txpower_a(bcm, 0x0018);
+ }
+ bcm43xx_radio_clear_tssi(bcm);
+}
+
+static void bcm43xx_phy_initb2(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 offset, val;
+
+ bcm43xx_write16(bcm, 0x03EC, 0x3F22);
+ bcm43xx_phy_write(bcm, 0x0020, 0x301C);
+ bcm43xx_phy_write(bcm, 0x0026, 0x0000);
+ bcm43xx_phy_write(bcm, 0x0030, 0x00C6);
+ bcm43xx_phy_write(bcm, 0x0088, 0x3E00);
+ val = 0x3C3D;
+ for (offset = 0x0089; offset < 0x00A7; offset++) {
+ bcm43xx_phy_write(bcm, offset, val);
+ val -= 0x0202;
+ }
+ bcm43xx_phy_write(bcm, 0x03E4, 0x3000);
+ if (radio->channel == 0xFF)
+ bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+ else
+ bcm43xx_radio_selectchannel(bcm, radio->channel, 0);
+ if (radio->version != 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x0075, 0x0080);
+ bcm43xx_radio_write16(bcm, 0x0079, 0x0081);
+ }
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+ if (radio->version == 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+ bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+ bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+ bcm43xx_radio_write16(bcm, 0x007A, 0x000F);
+ bcm43xx_phy_write(bcm, 0x0038, 0x0677);
+ bcm43xx_radio_init2050(bcm);
+ }
+ bcm43xx_phy_write(bcm, 0x0014, 0x0080);
+ bcm43xx_phy_write(bcm, 0x0032, 0x00CA);
+ bcm43xx_phy_write(bcm, 0x0032, 0x00CC);
+ bcm43xx_phy_write(bcm, 0x0035, 0x07C2);
+ bcm43xx_phy_lo_b_measure(bcm);
+ bcm43xx_phy_write(bcm, 0x0026, 0xCC00);
+ if (radio->version != 0x2050)
+ bcm43xx_phy_write(bcm, 0x0026, 0xCE00);
+ bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, 0x1000);
+ bcm43xx_phy_write(bcm, 0x002A, 0x88A3);
+ if (radio->version != 0x2050)
+ bcm43xx_phy_write(bcm, 0x002A, 0x88C2);
+ bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+ bcm43xx_phy_init_pctl(bcm);
+}
+
+static void bcm43xx_phy_initb4(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 offset, val;
+
+ bcm43xx_write16(bcm, 0x03EC, 0x3F22);
+ bcm43xx_phy_write(bcm, 0x0020, 0x301C);
+ bcm43xx_phy_write(bcm, 0x0026, 0x0000);
+ bcm43xx_phy_write(bcm, 0x0030, 0x00C6);
+ bcm43xx_phy_write(bcm, 0x0088, 0x3E00);
+ val = 0x3C3D;
+ for (offset = 0x0089; offset < 0x00A7; offset++) {
+ bcm43xx_phy_write(bcm, offset, val);
+ val -= 0x0202;
+ }
+ bcm43xx_phy_write(bcm, 0x03E4, 0x3000);
+ if (radio->channel == 0xFF)
+ bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+ else
+ bcm43xx_radio_selectchannel(bcm, radio->channel, 0);
+ if (radio->version != 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x0075, 0x0080);
+ bcm43xx_radio_write16(bcm, 0x0079, 0x0081);
+ }
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+ if (radio->version == 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+ bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+ bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+ bcm43xx_radio_write16(bcm, 0x007A, 0x000F);
+ bcm43xx_phy_write(bcm, 0x0038, 0x0677);
+ bcm43xx_radio_init2050(bcm);
+ }
+ bcm43xx_phy_write(bcm, 0x0014, 0x0080);
+ bcm43xx_phy_write(bcm, 0x0032, 0x00CA);
+ if (radio->version == 0x2050)
+ bcm43xx_phy_write(bcm, 0x0032, 0x00E0);
+ bcm43xx_phy_write(bcm, 0x0035, 0x07C2);
+
+ bcm43xx_phy_lo_b_measure(bcm);
+
+ bcm43xx_phy_write(bcm, 0x0026, 0xCC00);
+ if (radio->version == 0x2050)
+ bcm43xx_phy_write(bcm, 0x0026, 0xCE00);
+ bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, 0x1100);
+ bcm43xx_phy_write(bcm, 0x002A, 0x88A3);
+ if (radio->version == 0x2050)
+ bcm43xx_phy_write(bcm, 0x002A, 0x88C2);
+ bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+ if (bcm->sprom.boardflags & BCM43xx_BFL_RSSI) {
+ bcm43xx_calc_nrssi_slope(bcm);
+ bcm43xx_calc_nrssi_threshold(bcm);
+ }
+ bcm43xx_phy_init_pctl(bcm);
+}
+
+static void bcm43xx_phy_initb5(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 offset;
+
+ if (phy->version == 1 &&
+ radio->version == 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x007A,
+ bcm43xx_radio_read16(bcm, 0x007A)
+ | 0x0050);
+ }
+ if ((bcm->board_vendor != PCI_VENDOR_ID_BROADCOM) &&
+ (bcm->board_type != 0x0416)) {
+ for (offset = 0x00A8 ; offset < 0x00C7; offset++) {
+ bcm43xx_phy_write(bcm, offset,
+ (bcm43xx_phy_read(bcm, offset) + 0x2020)
+ & 0x3F3F);
+ }
+ }
+ bcm43xx_phy_write(bcm, 0x0035,
+ (bcm43xx_phy_read(bcm, 0x0035) & 0xF0FF)
+ | 0x0700);
+ if (radio->version == 0x2050)
+ bcm43xx_phy_write(bcm, 0x0038, 0x0667);
+
+ if (phy->connected) {
+ if (radio->version == 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x007A,
+ bcm43xx_radio_read16(bcm, 0x007A)
+ | 0x0020);
+ bcm43xx_radio_write16(bcm, 0x0051,
+ bcm43xx_radio_read16(bcm, 0x0051)
+ | 0x0004);
+ }
+ bcm43xx_write16(bcm, BCM43xx_MMIO_PHY_RADIO, 0x0000);
+
+ bcm43xx_phy_write(bcm, 0x0802, bcm43xx_phy_read(bcm, 0x0802) | 0x0100);
+ bcm43xx_phy_write(bcm, 0x042B, bcm43xx_phy_read(bcm, 0x042B) | 0x2000);
+
+ bcm43xx_phy_write(bcm, 0x001C, 0x186A);
+
+ bcm43xx_phy_write(bcm, 0x0013, (bcm43xx_phy_read(bcm, 0x0013) & 0x00FF) | 0x1900);
+ bcm43xx_phy_write(bcm, 0x0035, (bcm43xx_phy_read(bcm, 0x0035) & 0xFFC0) | 0x0064);
+ bcm43xx_phy_write(bcm, 0x005D, (bcm43xx_phy_read(bcm, 0x005D) & 0xFF80) | 0x000A);
+ }
+
+ if (bcm->bad_frames_preempt) {
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_RADIO_BITFIELD,
+ bcm43xx_phy_read(bcm, BCM43xx_PHY_RADIO_BITFIELD) | (1 << 11));
+ }
+
+ if (phy->version == 1 && radio->version == 0x2050) {
+ bcm43xx_phy_write(bcm, 0x0026, 0xCE00);
+ bcm43xx_phy_write(bcm, 0x0021, 0x3763);
+ bcm43xx_phy_write(bcm, 0x0022, 0x1BC3);
+ bcm43xx_phy_write(bcm, 0x0023, 0x06F9);
+ bcm43xx_phy_write(bcm, 0x0024, 0x037E);
+ } else
+ bcm43xx_phy_write(bcm, 0x0026, 0xCC00);
+ bcm43xx_phy_write(bcm, 0x0030, 0x00C6);
+ bcm43xx_write16(bcm, 0x03EC, 0x3F22);
+
+ if (phy->version == 1 && radio->version == 0x2050)
+ bcm43xx_phy_write(bcm, 0x0020, 0x3E1C);
+ else
+ bcm43xx_phy_write(bcm, 0x0020, 0x301C);
+
+ if (phy->version == 0)
+ bcm43xx_write16(bcm, 0x03E4, 0x3000);
+
+ /* Force to channel 7, even if not supported. */
+ bcm43xx_radio_selectchannel(bcm, 7, 0);
+
+ if (radio->version != 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x0075, 0x0080);
+ bcm43xx_radio_write16(bcm, 0x0079, 0x0081);
+ }
+
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+
+ if (radio->version == 0x2050) {
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+ }
+
+ bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+ bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+
+ bcm43xx_radio_write16(bcm, 0x007A, bcm43xx_radio_read16(bcm, 0x007A) | 0x0007);
+
+ bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+
+ bcm43xx_phy_write(bcm, 0x0014, 0x0080);
+ bcm43xx_phy_write(bcm, 0x0032, 0x00CA);
+ bcm43xx_phy_write(bcm, 0x88A3, 0x002A);
+
+ bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+
+ if (radio->version == 0x2050)
+ bcm43xx_radio_write16(bcm, 0x005D, 0x000D);
+
+ bcm43xx_write16(bcm, 0x03E4, (bcm43xx_read16(bcm, 0x03E4) & 0xFFC0) | 0x0004);
+}
+
+static void bcm43xx_phy_initb6(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 offset, val;
+
+ bcm43xx_phy_write(bcm, 0x003E, 0x817A);
+ bcm43xx_radio_write16(bcm, 0x007A,
+ (bcm43xx_radio_read16(bcm, 0x007A) | 0x0058));
+ if ((radio->manufact == 0x17F) &&
+ (radio->version == 0x2050) &&
+ (radio->revision == 3 ||
+ radio->revision == 4 ||
+ radio->revision == 5)) {
+ bcm43xx_radio_write16(bcm, 0x0051, 0x001F);
+ bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+ bcm43xx_radio_write16(bcm, 0x0053, 0x005B);
+ bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x005B, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x005D, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x005E, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x007D, 0x0088);
+ }
+ if ((radio->manufact == 0x17F) &&
+ (radio->version == 0x2050) &&
+ (radio->revision == 6)) {
+ bcm43xx_radio_write16(bcm, 0x0051, 0x0000);
+ bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+ bcm43xx_radio_write16(bcm, 0x0053, 0x00B7);
+ bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x005B, 0x008B);
+ bcm43xx_radio_write16(bcm, 0x005C, 0x00B5);
+ bcm43xx_radio_write16(bcm, 0x005D, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x005E, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x007D, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x007C, 0x0001);
+ bcm43xx_radio_write16(bcm, 0x007E, 0x0008);
+ }
+ if ((radio->manufact == 0x17F) &&
+ (radio->version == 0x2050) &&
+ (radio->revision == 7)) {
+ bcm43xx_radio_write16(bcm, 0x0051, 0x0000);
+ bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+ bcm43xx_radio_write16(bcm, 0x0053, 0x00B7);
+ bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x005B, 0x00A8);
+ bcm43xx_radio_write16(bcm, 0x005C, 0x0075);
+ bcm43xx_radio_write16(bcm, 0x005D, 0x00F5);
+ bcm43xx_radio_write16(bcm, 0x005E, 0x00B8);
+ bcm43xx_radio_write16(bcm, 0x007D, 0x00E8);
+ bcm43xx_radio_write16(bcm, 0x007C, 0x0001);
+ bcm43xx_radio_write16(bcm, 0x007E, 0x0008);
+ bcm43xx_radio_write16(bcm, 0x007B, 0x0000);
+ }
+ if ((radio->manufact == 0x17F) &&
+ (radio->version == 0x2050) &&
+ (radio->revision == 8)) {
+ bcm43xx_radio_write16(bcm, 0x0051, 0x0000);
+ bcm43xx_radio_write16(bcm, 0x0052, 0x0040);
+ bcm43xx_radio_write16(bcm, 0x0053, 0x00B7);
+ bcm43xx_radio_write16(bcm, 0x0054, 0x0098);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0088);
+ bcm43xx_radio_write16(bcm, 0x005B, 0x006B);
+ bcm43xx_radio_write16(bcm, 0x005C, 0x000F);
+ if (bcm->sprom.boardflags & 0x8000) {
+ bcm43xx_radio_write16(bcm, 0x005D, 0x00FA);
+ bcm43xx_radio_write16(bcm, 0x005E, 0x00D8);
+ } else {
+ bcm43xx_radio_write16(bcm, 0x005D, 0x00F5);
+ bcm43xx_radio_write16(bcm, 0x005E, 0x00B8);
+ }
+ bcm43xx_radio_write16(bcm, 0x0073, 0x0003);
+ bcm43xx_radio_write16(bcm, 0x007D, 0x00A8);
+ bcm43xx_radio_write16(bcm, 0x007C, 0x0001);
+ bcm43xx_radio_write16(bcm, 0x007E, 0x0008);
+ }
+ val = 0x1E1F;
+ for (offset = 0x0088; offset < 0x0098; offset++) {
+ bcm43xx_phy_write(bcm, offset, val);
+ val -= 0x0202;
+ }
+ val = 0x3E3F;
+ for (offset = 0x0098; offset < 0x00A8; offset++) {
+ bcm43xx_phy_write(bcm, offset, val);
+ val -= 0x0202;
+ }
+ val = 0x2120;
+ for (offset = 0x00A8; offset < 0x00C8; offset++) {
+ bcm43xx_phy_write(bcm, offset, (val & 0x3F3F));
+ val += 0x0202;
+ }
+ if (phy->type == BCM43xx_PHYTYPE_G) {
+ bcm43xx_radio_write16(bcm, 0x007A,
+ bcm43xx_radio_read16(bcm, 0x007A) | 0x0020);
+ bcm43xx_radio_write16(bcm, 0x0051,
+ bcm43xx_radio_read16(bcm, 0x0051) | 0x0004);
+ bcm43xx_phy_write(bcm, 0x0802,
+ bcm43xx_phy_read(bcm, 0x0802) | 0x0100);
+ bcm43xx_phy_write(bcm, 0x042B,
+ bcm43xx_phy_read(bcm, 0x042B) | 0x2000);
+ }
+
+ /* Force to channel 7, even if not supported. */
+ bcm43xx_radio_selectchannel(bcm, 7, 0);
+
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0023);
+ udelay(40);
+ bcm43xx_radio_write16(bcm, 0x007C, (bcm43xx_radio_read16(bcm, 0x007C) | 0x0002));
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ if (radio->manufact == 0x17F &&
+ radio->version == 0x2050 &&
+ radio->revision <= 2) {
+ bcm43xx_radio_write16(bcm, 0x0050, 0x0020);
+ bcm43xx_radio_write16(bcm, 0x005A, 0x0070);
+ bcm43xx_radio_write16(bcm, 0x005B, 0x007B);
+ bcm43xx_radio_write16(bcm, 0x005C, 0x00B0);
+ }
+ bcm43xx_radio_write16(bcm, 0x007A,
+ (bcm43xx_radio_read16(bcm, 0x007A) & 0x00F8) | 0x0007);
+
+ bcm43xx_radio_selectchannel(bcm, BCM43xx_RADIO_DEFAULT_CHANNEL_BG, 0);
+
+ bcm43xx_phy_write(bcm, 0x0014, 0x0200);
+ if (radio->version == 0x2050){
+ if (radio->revision == 3 ||
+ radio->revision == 4 ||
+ radio->revision == 5)
+ bcm43xx_phy_write(bcm, 0x002A, 0x8AC0);
+ else
+ bcm43xx_phy_write(bcm, 0x002A, 0x88C2);
+ }
+ bcm43xx_phy_write(bcm, 0x0038, 0x0668);
+ bcm43xx_radio_set_txpower_bg(bcm, 0xFFFF, 0xFFFF, 0xFFFF);
+ if (radio->version == 0x2050) {
+ if (radio->revision == 3 ||
+ radio->revision == 4 ||
+ radio->revision == 5)
+ bcm43xx_phy_write(bcm, 0x005D, bcm43xx_phy_read(bcm, 0x005D) | 0x0003);
+ else if (radio->revision <= 2)
+ bcm43xx_radio_write16(bcm, 0x005D, 0x000D);
+ }
+
+ if (phy->rev == 4)
+ bcm43xx_phy_write(bcm, 0x0002, (bcm43xx_phy_read(bcm, 0x0002) & 0xFFC0) | 0x0004);
+ else
+ bcm43xx_write16(bcm, 0x03E4, 0x0009);
+ if (phy->type == BCM43xx_PHYTYPE_B) {
+ bcm43xx_write16(bcm, 0x03E6, 0x8140);
+ bcm43xx_phy_write(bcm, 0x0016, 0x0410);
+ bcm43xx_phy_write(bcm, 0x0017, 0x0820);
+ bcm43xx_phy_write(bcm, 0x0062, 0x0007);
+ (void) bcm43xx_radio_calibrationvalue(bcm);
+ bcm43xx_phy_lo_b_measure(bcm);
+ if (bcm->sprom.boardflags & BCM43xx_BFL_RSSI) {
+ bcm43xx_calc_nrssi_slope(bcm);
+ bcm43xx_calc_nrssi_threshold(bcm);
+ }
+ bcm43xx_phy_init_pctl(bcm);
+ } else
+ bcm43xx_write16(bcm, 0x03E6, 0x0);
+}
+
+static void bcm43xx_calc_loopback_gain(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 backup_phy[15];
+ u16 backup_radio[3];
+ u16 backup_bband;
+ u16 i;
+ u16 loop1_cnt, loop1_done, loop1_omitted;
+ u16 loop2_done;
+
+ backup_phy[0] = bcm43xx_phy_read(bcm, 0x0429);
+ backup_phy[1] = bcm43xx_phy_read(bcm, 0x0001);
+ backup_phy[2] = bcm43xx_phy_read(bcm, 0x0811);
+ backup_phy[3] = bcm43xx_phy_read(bcm, 0x0812);
+ backup_phy[4] = bcm43xx_phy_read(bcm, 0x0814);
+ backup_phy[5] = bcm43xx_phy_read(bcm, 0x0815);
+ backup_phy[6] = bcm43xx_phy_read(bcm, 0x005A);
+ backup_phy[7] = bcm43xx_phy_read(bcm, 0x0059);
+ backup_phy[8] = bcm43xx_phy_read(bcm, 0x0058);
+ backup_phy[9] = bcm43xx_phy_read(bcm, 0x000A);
+ backup_phy[10] = bcm43xx_phy_read(bcm, 0x0003);
+ backup_phy[11] = bcm43xx_phy_read(bcm, 0x080F);
+ backup_phy[12] = bcm43xx_phy_read(bcm, 0x0810);
+ backup_phy[13] = bcm43xx_phy_read(bcm, 0x002B);
+ backup_phy[14] = bcm43xx_phy_read(bcm, 0x0015);
+ bcm43xx_phy_read(bcm, 0x002D); /* dummy read */
+ backup_bband = radio->baseband_atten;
+ backup_radio[0] = bcm43xx_radio_read16(bcm, 0x0052);
+ backup_radio[1] = bcm43xx_radio_read16(bcm, 0x0043);
+ backup_radio[2] = bcm43xx_radio_read16(bcm, 0x007A);
+
+ bcm43xx_phy_write(bcm, 0x0429,
+ bcm43xx_phy_read(bcm, 0x0429) & 0x3FFF);
+ bcm43xx_phy_write(bcm, 0x0001,
+ bcm43xx_phy_read(bcm, 0x0001) & 0x8000);
+ bcm43xx_phy_write(bcm, 0x0811,
+ bcm43xx_phy_read(bcm, 0x0811) | 0x0002);
+ bcm43xx_phy_write(bcm, 0x0812,
+ bcm43xx_phy_read(bcm, 0x0812) & 0xFFFD);
+ bcm43xx_phy_write(bcm, 0x0811,
+ bcm43xx_phy_read(bcm, 0x0811) | 0x0001);
+ bcm43xx_phy_write(bcm, 0x0812,
+ bcm43xx_phy_read(bcm, 0x0812) & 0xFFFE);
+ bcm43xx_phy_write(bcm, 0x0814,
+ bcm43xx_phy_read(bcm, 0x0814) | 0x0001);
+ bcm43xx_phy_write(bcm, 0x0815,
+ bcm43xx_phy_read(bcm, 0x0815) & 0xFFFE);
+ bcm43xx_phy_write(bcm, 0x0814,
+ bcm43xx_phy_read(bcm, 0x0814) | 0x0002);
+ bcm43xx_phy_write(bcm, 0x0815,
+ bcm43xx_phy_read(bcm, 0x0815) & 0xFFFD);
+ bcm43xx_phy_write(bcm, 0x0811,
+ bcm43xx_phy_read(bcm, 0x0811) | 0x000C);
+ bcm43xx_phy_write(bcm, 0x0812,
+ bcm43xx_phy_read(bcm, 0x0812) | 0x000C);
+
+ bcm43xx_phy_write(bcm, 0x0811,
+ (bcm43xx_phy_read(bcm, 0x0811)
+ & 0xFFCF) | 0x0030);
+ bcm43xx_phy_write(bcm, 0x0812,
+ (bcm43xx_phy_read(bcm, 0x0812)
+ & 0xFFCF) | 0x0010);
+
+ bcm43xx_phy_write(bcm, 0x005A, 0x0780);
+ bcm43xx_phy_write(bcm, 0x0059, 0xC810);
+ bcm43xx_phy_write(bcm, 0x0058, 0x000D);
+ if (phy->version == 0) {
+ bcm43xx_phy_write(bcm, 0x0003, 0x0122);
+ } else {
+ bcm43xx_phy_write(bcm, 0x000A,
+ bcm43xx_phy_read(bcm, 0x000A)
+ | 0x2000);
+ }
+ bcm43xx_phy_write(bcm, 0x0814,
+ bcm43xx_phy_read(bcm, 0x0814) | 0x0004);
+ bcm43xx_phy_write(bcm, 0x0815,
+ bcm43xx_phy_read(bcm, 0x0815) & 0xFFFB);
+ bcm43xx_phy_write(bcm, 0x0003,
+ (bcm43xx_phy_read(bcm, 0x0003)
+ & 0xFF9F) | 0x0040);
+ if (radio->version == 0x2050 && radio->revision == 2) {
+ bcm43xx_radio_write16(bcm, 0x0052, 0x0000);
+ bcm43xx_radio_write16(bcm, 0x0043,
+ (bcm43xx_radio_read16(bcm, 0x0043)
+ & 0xFFF0) | 0x0009);
+ loop1_cnt = 9;
+ } else if (radio->revision == 8) {
+ bcm43xx_radio_write16(bcm, 0x0043, 0x000F);
+ loop1_cnt = 15;
+ } else
+ loop1_cnt = 0;
+
+ bcm43xx_phy_set_baseband_attenuation(bcm, 11);
+
+ if (phy->rev >= 3)
+ bcm43xx_phy_write(bcm, 0x080F, 0xC020);
+ else
+ bcm43xx_phy_write(bcm, 0x080F, 0x8020);
+ bcm43xx_phy_write(bcm, 0x0810, 0x0000);
+
+ bcm43xx_phy_write(bcm, 0x002B,
+ (bcm43xx_phy_read(bcm, 0x002B)
+ & 0xFFC0) | 0x0001);
+ bcm43xx_phy_write(bcm, 0x002B,
+ (bcm43xx_phy_read(bcm, 0x002B)
+ & 0xC0FF) | 0x0800);
+ bcm43xx_phy_write(bcm, 0x0811,
+ bcm43xx_phy_read(bcm, 0x0811) | 0x0100);
+ bcm43xx_phy_write(bcm, 0x0812,
+ bcm43xx_phy_read(bcm, 0x0812) & 0xCFFF);
+ if (bcm->sprom.boardflags & BCM43xx_BFL_EXTLNA) {
+ if (phy->rev >= 7) {
+ bcm43xx_phy_write(bcm, 0x0811,
+ bcm43xx_phy_read(bcm, 0x0811)
+ | 0x0800);
+ bcm43xx_phy_write(bcm, 0x0812,
+ bcm43xx_phy_read(bcm, 0x0812)
+ | 0x8000);
+ }
+ }
+ bcm43xx_radio_write16(bcm, 0x007A,
+ bcm43xx_radio_read16(bcm, 0x007A)
+ & 0x00F7);
+
+ for (i = 0; i < loop1_cnt; i++) {
+ bcm43xx_radio_write16(bcm, 0x0043, loop1_cnt);
+ bcm43xx_phy_write(bcm, 0x0812,
+ (bcm43xx_phy_read(bcm, 0x0812)
+ & 0xF0FF) | (i << 8));
+ bcm43xx_phy_write(bcm, 0x0015,
+ (bcm43xx_phy_read(bcm, 0x0015)
+ & 0x0FFF) | 0xA000);
+ bcm43xx_phy_write(bcm, 0x0015,
+ (bcm43xx_phy_read(bcm, 0x0015)
+ & 0x0FFF) | 0xF000);
+ udelay(20);
+ if (bcm43xx_phy_read(bcm, 0x002D) >= 0x0DFC)
+ break;
+ }
+ loop1_done = i;
+ loop1_omitted = loop1_cnt - loop1_done;
+
+ loop2_done = 0;
+ if (loop1_done >= 8) {
+ bcm43xx_phy_write(bcm, 0x0812,
+ bcm43xx_phy_read(bcm, 0x0812)
+ | 0x0030);
+ for (i = loop1_done - 8; i < 16; i++) {
+ bcm43xx_phy_write(bcm, 0x0812,
+ (bcm43xx_phy_read(bcm, 0x0812)
+ & 0xF0FF) | (i << 8));
+ bcm43xx_phy_write(bcm, 0x0015,
+ (bcm43xx_phy_read(bcm, 0x0015)
+ & 0x0FFF) | 0xA000);
+ bcm43xx_phy_write(bcm, 0x0015,
+ (bcm43xx_phy_read(bcm, 0x0015)
+ & 0x0FFF) | 0xF000);
+ udelay(20);
+ if (bcm43xx_phy_read(bcm, 0x002D) >= 0x0DFC)
+ break;
+ }
+ }
+
+ bcm43xx_phy_write(bcm, 0x0814, backup_phy[4]);
+ bcm43xx_phy_write(bcm, 0x0815, backup_phy[5]);
+ bcm43xx_phy_write(bcm, 0x005A, backup_phy[6]);
+ bcm43xx_phy_write(bcm, 0x0059, backup_phy[7]);
+ bcm43xx_phy_write(bcm, 0x0058, backup_phy[8]);
+ bcm43xx_phy_write(bcm, 0x000A, backup_phy[9]);
+ bcm43xx_phy_write(bcm, 0x0003, backup_phy[10]);
+ bcm43xx_phy_write(bcm, 0x080F, backup_phy[11]);
+ bcm43xx_phy_write(bcm, 0x0810, backup_phy[12]);
+ bcm43xx_phy_write(bcm, 0x002B, backup_phy[13]);
+ bcm43xx_phy_write(bcm, 0x0015, backup_phy[14]);
+
+ bcm43xx_phy_set_baseband_attenuation(bcm, backup_bband);
+
+ bcm43xx_radio_write16(bcm, 0x0052, backup_radio[0]);
+ bcm43xx_radio_write16(bcm, 0x0043, backup_radio[1]);
+ bcm43xx_radio_write16(bcm, 0x007A, backup_radio[2]);
+
+ bcm43xx_phy_write(bcm, 0x0811, backup_phy[2] | 0x0003);
+ udelay(10);
+ bcm43xx_phy_write(bcm, 0x0811, backup_phy[2]);
+ bcm43xx_phy_write(bcm, 0x0812, backup_phy[3]);
+ bcm43xx_phy_write(bcm, 0x0429, backup_phy[0]);
+ bcm43xx_phy_write(bcm, 0x0001, backup_phy[1]);
+
+ phy->loopback_gain[0] = ((loop1_done * 6) - (loop1_omitted * 4)) - 11;
+ phy->loopback_gain[1] = (24 - (3 * loop2_done)) * 2;
+}
+
+static void bcm43xx_phy_initg(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 tmp;
+
+ if (phy->rev == 1)
+ bcm43xx_phy_initb5(bcm);
+ else if (phy->rev >= 2 && phy->rev <= 7)
+ bcm43xx_phy_initb6(bcm);
+ if (phy->rev >= 2 || phy->connected)
+ bcm43xx_phy_inita(bcm);
+
+ if (phy->rev >= 2) {
+ bcm43xx_phy_write(bcm, 0x0814, 0x0000);
+ bcm43xx_phy_write(bcm, 0x0815, 0x0000);
+ if (phy->rev == 2)
+ bcm43xx_phy_write(bcm, 0x0811, 0x0000);
+ else if (phy->rev >= 3)
+ bcm43xx_phy_write(bcm, 0x0811, 0x0400);
+ bcm43xx_phy_write(bcm, 0x0015, 0x00C0);
+ if (phy->connected) {
+ tmp = bcm43xx_phy_read(bcm, 0x0400) & 0xFF;
+ if (tmp < 6) {
+ bcm43xx_phy_write(bcm, 0x04C2, 0x1816);
+ bcm43xx_phy_write(bcm, 0x04C3, 0x8006);
+ if (tmp != 3) {
+ bcm43xx_phy_write(bcm, 0x04CC,
+ (bcm43xx_phy_read(bcm, 0x04CC)
+ & 0x00FF) | 0x1F00);
+ }
+ }
+ }
+ }
+ if (phy->rev < 3 && phy->connected)
+ bcm43xx_phy_write(bcm, 0x047E, 0x0078);
+ if (phy->rev >= 6 && phy->rev <= 8) {
+ bcm43xx_phy_write(bcm, 0x0801, bcm43xx_phy_read(bcm, 0x0801) | 0x0080);
+ bcm43xx_phy_write(bcm, 0x043E, bcm43xx_phy_read(bcm, 0x043E) | 0x0004);
+ }
+ if (phy->rev >= 2 && phy->connected)
+ bcm43xx_calc_loopback_gain(bcm);
+ if (radio->revision != 8) {
+ if (radio->initval == 0xFFFF)
+ radio->initval = bcm43xx_radio_init2050(bcm);
+ else
+ bcm43xx_radio_write16(bcm, 0x0078, radio->initval);
+ }
+ if (radio->txctl2 == 0xFFFF) {
+ bcm43xx_phy_lo_g_measure(bcm);
+ } else {
+ if (radio->version == 0x2050 && radio->revision == 8) {
+ //FIXME
+ } else {
+ bcm43xx_radio_write16(bcm, 0x0052,
+ (bcm43xx_radio_read16(bcm, 0x0052)
+ & 0xFFF0) | radio->txctl1);
+ }
+ if (phy->rev >= 6) {
+ /*
+ bcm43xx_phy_write(bcm, 0x0036,
+ (bcm43xx_phy_read(bcm, 0x0036)
+ & 0xF000) | (FIXME << 12));
+ */
+ }
+ if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL)
+ bcm43xx_phy_write(bcm, 0x002E, 0x8075);
+ else
+ bcm43xx_phy_write(bcm, 0x003E, 0x807F);
+ if (phy->rev < 2)
+ bcm43xx_phy_write(bcm, 0x002F, 0x0101);
+ else
+ bcm43xx_phy_write(bcm, 0x002F, 0x0202);
+ }
+ if (phy->connected) {
+ bcm43xx_phy_lo_adjust(bcm, 0);
+ bcm43xx_phy_write(bcm, 0x080F, 0x8078);
+ }
+
+ if (!(bcm->sprom.boardflags & BCM43xx_BFL_RSSI)) {
+ /* The specs state to update the NRSSI LT with
+ * the value 0x7FFFFFFF here. I think that is some weird
+ * compiler optimization in the original driver.
+ * Essentially, what we do here is resetting all NRSSI LT
+ * entries to -32 (see the limit_value() in nrssi_hw_update())
+ */
+ bcm43xx_nrssi_hw_update(bcm, 0xFFFF);
+ bcm43xx_calc_nrssi_threshold(bcm);
+ } else if (phy->connected) {
+ if (radio->nrssi[0] == -1000) {
+ assert(radio->nrssi[1] == -1000);
+ bcm43xx_calc_nrssi_slope(bcm);
+ } else {
+ assert(radio->nrssi[1] != -1000);
+ bcm43xx_calc_nrssi_threshold(bcm);
+ }
+ }
+ if (radio->revision == 8)
+ bcm43xx_phy_write(bcm, 0x0805, 0x3230);
+ bcm43xx_phy_init_pctl(bcm);
+ if (bcm->chip_id == 0x4306 && bcm->chip_package != 2) {
+ bcm43xx_phy_write(bcm, 0x0429,
+ bcm43xx_phy_read(bcm, 0x0429) & 0xBFFF);
+ bcm43xx_phy_write(bcm, 0x04C3,
+ bcm43xx_phy_read(bcm, 0x04C3) & 0x7FFF);
+ }
+}
+
+static u16 bcm43xx_phy_lo_b_r15_loop(struct bcm43xx_private *bcm)
+{
+ int i;
+ u16 ret = 0;
+
+ for (i = 0; i < 10; i++){
+ bcm43xx_phy_write(bcm, 0x0015, 0xAFA0);
+ udelay(1);
+ bcm43xx_phy_write(bcm, 0x0015, 0xEFA0);
+ udelay(10);
+ bcm43xx_phy_write(bcm, 0x0015, 0xFFA0);
+ udelay(40);
+ ret += bcm43xx_phy_read(bcm, 0x002C);
+ }
+
+ return ret;
+}
+
+void bcm43xx_phy_lo_b_measure(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u16 regstack[12] = { 0 };
+ u16 mls;
+ u16 fval;
+ int i, j;
+
+ regstack[0] = bcm43xx_phy_read(bcm, 0x0015);
+ regstack[1] = bcm43xx_radio_read16(bcm, 0x0052) & 0xFFF0;
+
+ if (radio->version == 0x2053) {
+ regstack[2] = bcm43xx_phy_read(bcm, 0x000A);
+ regstack[3] = bcm43xx_phy_read(bcm, 0x002A);
+ regstack[4] = bcm43xx_phy_read(bcm, 0x0035);
+ regstack[5] = bcm43xx_phy_read(bcm, 0x0003);
+ regstack[6] = bcm43xx_phy_read(bcm, 0x0001);
+ regstack[7] = bcm43xx_phy_read(bcm, 0x0030);
+
+ regstack[8] = bcm43xx_radio_read16(bcm, 0x0043);
+ regstack[9] = bcm43xx_radio_read16(bcm, 0x007A);
+ regstack[10] = bcm43xx_read16(bcm, 0x03EC);
+ regstack[11] = bcm43xx_radio_read16(bcm, 0x0052) & 0x00F0;
+
+ bcm43xx_phy_write(bcm, 0x0030, 0x00FF);
+ bcm43xx_write16(bcm, 0x03EC, 0x3F3F);
+ bcm43xx_phy_write(bcm, 0x0035, regstack[4] & 0xFF7F);
+ bcm43xx_radio_write16(bcm, 0x007A, regstack[9] & 0xFFF0);
+ }
+ bcm43xx_phy_write(bcm, 0x0015, 0xB000);
+ bcm43xx_phy_write(bcm, 0x002B, 0x0004);
+
+ if (radio->version == 0x2053) {
+ bcm43xx_phy_write(bcm, 0x002B, 0x0203);
+ bcm43xx_phy_write(bcm, 0x002A, 0x08A3);
+ }
+
+ phy->minlowsig[0] = 0xFFFF;
+
+ for (i = 0; i < 4; i++) {
+ bcm43xx_radio_write16(bcm, 0x0052, regstack[1] | i);
+ bcm43xx_phy_lo_b_r15_loop(bcm);
+ }
+ for (i = 0; i < 10; i++) {
+ bcm43xx_radio_write16(bcm, 0x0052, regstack[1] | i);
+ mls = bcm43xx_phy_lo_b_r15_loop(bcm) / 10;
+ if (mls < phy->minlowsig[0]) {
+ phy->minlowsig[0] = mls;
+ phy->minlowsigpos[0] = i;
+ }
+ }
+ bcm43xx_radio_write16(bcm, 0x0052, regstack[1] | phy->minlowsigpos[0]);
+
+ phy->minlowsig[1] = 0xFFFF;
+
+ for (i = -4; i < 5; i += 2) {
+ for (j = -4; j < 5; j += 2) {
+ if (j < 0)
+ fval = (0x0100 * i) + j + 0x0100;
+ else
+ fval = (0x0100 * i) + j;
+ bcm43xx_phy_write(bcm, 0x002F, fval);
+ mls = bcm43xx_phy_lo_b_r15_loop(bcm) / 10;
+ if (mls < phy->minlowsig[1]) {
+ phy->minlowsig[1] = mls;
+ phy->minlowsigpos[1] = fval;
+ }
+ }
+ }
+ phy->minlowsigpos[1] += 0x0101;
+
+ bcm43xx_phy_write(bcm, 0x002F, phy->minlowsigpos[1]);
+ if (radio->version == 0x2053) {
+ bcm43xx_phy_write(bcm, 0x000A, regstack[2]);
+ bcm43xx_phy_write(bcm, 0x002A, regstack[3]);
+ bcm43xx_phy_write(bcm, 0x0035, regstack[4]);
+ bcm43xx_phy_write(bcm, 0x0003, regstack[5]);
+ bcm43xx_phy_write(bcm, 0x0001, regstack[6]);
+ bcm43xx_phy_write(bcm, 0x0030, regstack[7]);
+
+ bcm43xx_radio_write16(bcm, 0x0043, regstack[8]);
+ bcm43xx_radio_write16(bcm, 0x007A, regstack[9]);
+
+ bcm43xx_radio_write16(bcm, 0x0052,
+ (bcm43xx_radio_read16(bcm, 0x0052) & 0x000F)
+ | regstack[11]);
+
+ bcm43xx_write16(bcm, 0x03EC, regstack[10]);
+ }
+ bcm43xx_phy_write(bcm, 0x0015, regstack[0]);
+}
+
+static inline
+u16 bcm43xx_phy_lo_g_deviation_subval(struct bcm43xx_private *bcm, u16 control)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+ if (phy->connected) {
+ bcm43xx_phy_write(bcm, 0x15, 0xE300);
+ control <<= 8;
+ bcm43xx_phy_write(bcm, 0x0812, control | 0x00B0);
+ udelay(5);
+ bcm43xx_phy_write(bcm, 0x0812, control | 0x00B2);
+ udelay(2);
+ bcm43xx_phy_write(bcm, 0x0812, control | 0x00B3);
+ udelay(4);
+ bcm43xx_phy_write(bcm, 0x0015, 0xF300);
+ udelay(8);
+ } else {
+ bcm43xx_phy_write(bcm, 0x0015, control | 0xEFA0);
+ udelay(2);
+ bcm43xx_phy_write(bcm, 0x0015, control | 0xEFE0);
+ udelay(4);
+ bcm43xx_phy_write(bcm, 0x0015, control | 0xFFE0);
+ udelay(8);
+ }
+
+ return bcm43xx_phy_read(bcm, 0x002D);
+}
+
+static u32 bcm43xx_phy_lo_g_singledeviation(struct bcm43xx_private *bcm, u16 control)
+{
+ int i;
+ u32 ret = 0;
+
+ for (i = 0; i < 8; i++)
+ ret += bcm43xx_phy_lo_g_deviation_subval(bcm, control);
+
+ return ret;
+}
+
+/* Write the LocalOscillator CONTROL */
+static inline
+void bcm43xx_lo_write(struct bcm43xx_private *bcm,
+ struct bcm43xx_lopair *pair)
+{
+ u16 value;
+
+ value = (u8)(pair->low);
+ value |= ((u8)(pair->high)) << 8;
+
+#ifdef CONFIG_BCM43XX_DEBUG
+ /* Sanity check. */
+ if (pair->low < -8 || pair->low > 8 ||
+ pair->high < -8 || pair->high > 8) {
+ printk(KERN_WARNING PFX
+ "WARNING: Writing invalid LOpair "
+ "(low: %d, high: %d, index: %lu)\n",
+ pair->low, pair->high,
+ (unsigned long)(pair - bcm43xx_current_phy(bcm)->_lo_pairs));
+ dump_stack();
+ }
+#endif
+
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_G_LO_CONTROL, value);
+}
+
+static inline
+struct bcm43xx_lopair * bcm43xx_find_lopair(struct bcm43xx_private *bcm,
+ u16 baseband_attenuation,
+ u16 radio_attenuation,
+ u16 tx)
+{
+ static const u8 dict[10] = { 11, 10, 11, 12, 13, 12, 13, 12, 13, 12 };
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+ if (baseband_attenuation > 6)
+ baseband_attenuation = 6;
+ assert(radio_attenuation < 10);
+
+ if (tx == 3) {
+ return bcm43xx_get_lopair(phy,
+ radio_attenuation,
+ baseband_attenuation);
+ }
+ return bcm43xx_get_lopair(phy, dict[radio_attenuation], baseband_attenuation);
+}
+
+static inline
+struct bcm43xx_lopair * bcm43xx_current_lopair(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+
+ return bcm43xx_find_lopair(bcm,
+ radio->baseband_atten,
+ radio->radio_atten,
+ radio->txctl1);
+}
+
+/* Adjust B/G LO */
+void bcm43xx_phy_lo_adjust(struct bcm43xx_private *bcm, int fixed)
+{
+ struct bcm43xx_lopair *pair;
+
+ if (fixed) {
+ /* Use fixed values. Only for initialization. */
+ pair = bcm43xx_find_lopair(bcm, 2, 3, 0);
+ } else
+ pair = bcm43xx_current_lopair(bcm);
+ bcm43xx_lo_write(bcm, pair);
+}
+
+static void bcm43xx_phy_lo_g_measure_txctl2(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 txctl2 = 0, i;
+ u32 smallest, tmp;
+
+ bcm43xx_radio_write16(bcm, 0x0052, 0x0000);
+ udelay(10);
+ smallest = bcm43xx_phy_lo_g_singledeviation(bcm, 0);
+ for (i = 0; i < 16; i++) {
+ bcm43xx_radio_write16(bcm, 0x0052, i);
+ udelay(10);
+ tmp = bcm43xx_phy_lo_g_singledeviation(bcm, 0);
+ if (tmp < smallest) {
+ smallest = tmp;
+ txctl2 = i;
+ }
+ }
+ radio->txctl2 = txctl2;
+}
+
+static
+void bcm43xx_phy_lo_g_state(struct bcm43xx_private *bcm,
+ const struct bcm43xx_lopair *in_pair,
+ struct bcm43xx_lopair *out_pair,
+ u16 r27)
+{
+ static const struct bcm43xx_lopair transitions[8] = {
+ { .high = 1, .low = 1, },
+ { .high = 1, .low = 0, },
+ { .high = 1, .low = -1, },
+ { .high = 0, .low = -1, },
+ { .high = -1, .low = -1, },
+ { .high = -1, .low = 0, },
+ { .high = -1, .low = 1, },
+ { .high = 0, .low = 1, },
+ };
+ struct bcm43xx_lopair lowest_transition = {
+ .high = in_pair->high,
+ .low = in_pair->low,
+ };
+ struct bcm43xx_lopair tmp_pair;
+ struct bcm43xx_lopair transition;
+ int i = 12;
+ int state = 0;
+ int found_lower;
+ int j, begin, end;
+ u32 lowest_deviation;
+ u32 tmp;
+
+ /* Note that in_pair and out_pair can point to the same pair. Be careful. */
+
+ bcm43xx_lo_write(bcm, &lowest_transition);
+ lowest_deviation = bcm43xx_phy_lo_g_singledeviation(bcm, r27);
+ do {
+ found_lower = 0;
+ assert(state >= 0 && state <= 8);
+ if (state == 0) {
+ begin = 1;
+ end = 8;
+ } else if (state % 2 == 0) {
+ begin = state - 1;
+ end = state + 1;
+ } else {
+ begin = state - 2;
+ end = state + 2;
+ }
+ if (begin < 1)
+ begin += 8;
+ if (end > 8)
+ end -= 8;
+
+ j = begin;
+ tmp_pair.high = lowest_transition.high;
+ tmp_pair.low = lowest_transition.low;
+ while (1) {
+ assert(j >= 1 && j <= 8);
+ transition.high = tmp_pair.high + transitions[j - 1].high;
+ transition.low = tmp_pair.low + transitions[j - 1].low;
+ if ((abs(transition.low) < 9) && (abs(transition.high) < 9)) {
+ bcm43xx_lo_write(bcm, &transition);
+ tmp = bcm43xx_phy_lo_g_singledeviation(bcm, r27);
+ if (tmp < lowest_deviation) {
+ lowest_deviation = tmp;
+ state = j;
+ found_lower = 1;
+
+ lowest_transition.high = transition.high;
+ lowest_transition.low = transition.low;
+ }
+ }
+ if (j == end)
+ break;
+ if (j == 8)
+ j = 1;
+ else
+ j++;
+ }
+ } while (i-- && found_lower);
+
+ out_pair->high = lowest_transition.high;
+ out_pair->low = lowest_transition.low;
+}
+
+/* Set the baseband attenuation value on chip. */
+void bcm43xx_phy_set_baseband_attenuation(struct bcm43xx_private *bcm,
+ u16 baseband_attenuation)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u16 value;
+
+ if (phy->version == 0) {
+ value = (bcm43xx_read16(bcm, 0x03E6) & 0xFFF0);
+ value |= (baseband_attenuation & 0x000F);
+ bcm43xx_write16(bcm, 0x03E6, value);
+ return;
+ }
+
+ if (phy->version > 1) {
+ value = bcm43xx_phy_read(bcm, 0x0060) & ~0x003C;
+ value |= (baseband_attenuation << 2) & 0x003C;
+ } else {
+ value = bcm43xx_phy_read(bcm, 0x0060) & ~0x0078;
+ value |= (baseband_attenuation << 3) & 0x0078;
+ }
+ bcm43xx_phy_write(bcm, 0x0060, value);
+}
+
+/* http://bcm-specs.sipsolutions.net/LocalOscillator/Measure */
+void bcm43xx_phy_lo_g_measure(struct bcm43xx_private *bcm)
+{
+ static const u8 pairorder[10] = { 3, 1, 5, 7, 9, 2, 0, 4, 6, 8 };
+ const int is_initializing = bcm43xx_is_initializing(bcm);
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ u16 h, i, oldi = 0, j;
+ struct bcm43xx_lopair control;
+ struct bcm43xx_lopair *tmp_control;
+ u16 tmp;
+ u16 regstack[16] = { 0 };
+ u8 oldchannel;
+
+ //XXX: What are these?
+ u8 r27 = 0, r31;
+
+ oldchannel = radio->channel;
+ /* Setup */
+ if (phy->connected) {
+ regstack[0] = bcm43xx_phy_read(bcm, BCM43xx_PHY_G_CRS);
+ regstack[1] = bcm43xx_phy_read(bcm, 0x0802);
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS, regstack[0] & 0x7FFF);
+ bcm43xx_phy_write(bcm, 0x0802, regstack[1] & 0xFFFC);
+ }
+ regstack[3] = bcm43xx_read16(bcm, 0x03E2);
+ bcm43xx_write16(bcm, 0x03E2, regstack[3] | 0x8000);
+ regstack[4] = bcm43xx_read16(bcm, BCM43xx_MMIO_CHANNEL_EXT);
+ regstack[5] = bcm43xx_phy_read(bcm, 0x15);
+ regstack[6] = bcm43xx_phy_read(bcm, 0x2A);
+ regstack[7] = bcm43xx_phy_read(bcm, 0x35);
+ regstack[8] = bcm43xx_phy_read(bcm, 0x60);
+ regstack[9] = bcm43xx_radio_read16(bcm, 0x43);
+ regstack[10] = bcm43xx_radio_read16(bcm, 0x7A);
+ regstack[11] = bcm43xx_radio_read16(bcm, 0x52);
+ if (phy->connected) {
+ regstack[12] = bcm43xx_phy_read(bcm, 0x0811);
+ regstack[13] = bcm43xx_phy_read(bcm, 0x0812);
+ regstack[14] = bcm43xx_phy_read(bcm, 0x0814);
+ regstack[15] = bcm43xx_phy_read(bcm, 0x0815);
+ }
+ bcm43xx_radio_selectchannel(bcm, 6, 0);
+ if (phy->connected) {
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS, regstack[0] & 0x7FFF);
+ bcm43xx_phy_write(bcm, 0x0802, regstack[1] & 0xFFFC);
+ bcm43xx_dummy_transmission(bcm);
+ }
+ bcm43xx_radio_write16(bcm, 0x0043, 0x0006);
+
+ bcm43xx_phy_set_baseband_attenuation(bcm, 2);
+
+ bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, 0x0000);
+ bcm43xx_phy_write(bcm, 0x002E, 0x007F);
+ bcm43xx_phy_write(bcm, 0x080F, 0x0078);
+ bcm43xx_phy_write(bcm, 0x0035, regstack[7] & ~(1 << 7));
+ bcm43xx_radio_write16(bcm, 0x007A, regstack[10] & 0xFFF0);
+ bcm43xx_phy_write(bcm, 0x002B, 0x0203);
+ bcm43xx_phy_write(bcm, 0x002A, 0x08A3);
+ if (phy->connected) {
+ bcm43xx_phy_write(bcm, 0x0814, regstack[14] | 0x0003);
+ bcm43xx_phy_write(bcm, 0x0815, regstack[15] & 0xFFFC);
+ bcm43xx_phy_write(bcm, 0x0811, 0x01B3);
+ bcm43xx_phy_write(bcm, 0x0812, 0x00B2);
+ }
+ if (is_initializing)
+ bcm43xx_phy_lo_g_measure_txctl2(bcm);
+ bcm43xx_phy_write(bcm, 0x080F, 0x8078);
+
+ /* Measure */
+ control.low = 0;
+ control.high = 0;
+ for (h = 0; h < 10; h++) {
+ /* Loop over each possible RadioAttenuation (0-9) */
+ i = pairorder[h];
+ if (is_initializing) {
+ if (i == 3) {
+ control.low = 0;
+ control.high = 0;
+ } else if (((i % 2 == 1) && (oldi % 2 == 1)) ||
+ ((i % 2 == 0) && (oldi % 2 == 0))) {
+ tmp_control = bcm43xx_get_lopair(phy, oldi, 0);
+ memcpy(&control, tmp_control, sizeof(control));
+ } else {
+ tmp_control = bcm43xx_get_lopair(phy, 3, 0);
+ memcpy(&control, tmp_control, sizeof(control));
+ }
+ }
+ /* Loop over each possible BasebandAttenuation/2 */
+ for (j = 0; j < 4; j++) {
+ if (is_initializing) {
+ tmp = i * 2 + j;
+ r27 = 0;
+ r31 = 0;
+ if (tmp > 14) {
+ r31 = 1;
+ if (tmp > 17)
+ r27 = 1;
+ if (tmp > 19)
+ r27 = 2;
+ }
+ } else {
+ tmp_control = bcm43xx_get_lopair(phy, i, j * 2);
+ if (!tmp_control->used)
+ continue;
+ memcpy(&control, tmp_control, sizeof(control));
+ r27 = 3;
+ r31 = 0;
+ }
+ bcm43xx_radio_write16(bcm, 0x43, i);
+ bcm43xx_radio_write16(bcm, 0x52, radio->txctl2);
+ udelay(10);
+
+ bcm43xx_phy_set_baseband_attenuation(bcm, j * 2);
+
+ tmp = (regstack[10] & 0xFFF0);
+ if (r31)
+ tmp |= 0x0008;
+ bcm43xx_radio_write16(bcm, 0x007A, tmp);
+
+ tmp_control = bcm43xx_get_lopair(phy, i, j * 2);
+ bcm43xx_phy_lo_g_state(bcm, &control, tmp_control, r27);
+ }
+ oldi = i;
+ }
+ /* Loop over each possible RadioAttenuation (10-13) */
+ for (i = 10; i < 14; i++) {
+ /* Loop over each possible BasebandAttenuation/2 */
+ for (j = 0; j < 4; j++) {
+ if (is_initializing) {
+ tmp_control = bcm43xx_get_lopair(phy, i - 9, j * 2);
+ memcpy(&control, tmp_control, sizeof(control));
+ tmp = (i - 9) * 2 + j - 5;//FIXME: This is wrong, as the following if statement can never trigger.
+ r27 = 0;
+ r31 = 0;
+ if (tmp > 14) {
+ r31 = 1;
+ if (tmp > 17)
+ r27 = 1;
+ if (tmp > 19)
+ r27 = 2;
+ }
+ } else {
+ tmp_control = bcm43xx_get_lopair(phy, i - 9, j * 2);
+ if (!tmp_control->used)
+ continue;
+ memcpy(&control, tmp_control, sizeof(control));
+ r27 = 3;
+ r31 = 0;
+ }
+ bcm43xx_radio_write16(bcm, 0x43, i - 9);
+ bcm43xx_radio_write16(bcm, 0x52,
+ radio->txctl2
+ | (3/*txctl1*/ << 4));//FIXME: shouldn't txctl1 be zero here and 3 in the loop above?
+ udelay(10);
+
+ bcm43xx_phy_set_baseband_attenuation(bcm, j * 2);
+
+ tmp = (regstack[10] & 0xFFF0);
+ if (r31)
+ tmp |= 0x0008;
+ bcm43xx_radio_write16(bcm, 0x7A, tmp);
+
+ tmp_control = bcm43xx_get_lopair(phy, i, j * 2);
+ bcm43xx_phy_lo_g_state(bcm, &control, tmp_control, r27);
+ }
+ }
+
+ /* Restoration */
+ if (phy->connected) {
+ bcm43xx_phy_write(bcm, 0x0015, 0xE300);
+ bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA0);
+ udelay(5);
+ bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA2);
+ udelay(2);
+ bcm43xx_phy_write(bcm, 0x0812, (r27 << 8) | 0xA3);
+ } else
+ bcm43xx_phy_write(bcm, 0x0015, r27 | 0xEFA0);
+ bcm43xx_phy_lo_adjust(bcm, is_initializing);
+ bcm43xx_phy_write(bcm, 0x002E, 0x807F);
+ if (phy->connected)
+ bcm43xx_phy_write(bcm, 0x002F, 0x0202);
+ else
+ bcm43xx_phy_write(bcm, 0x002F, 0x0101);
+ bcm43xx_write16(bcm, BCM43xx_MMIO_CHANNEL_EXT, regstack[4]);
+ bcm43xx_phy_write(bcm, 0x0015, regstack[5]);
+ bcm43xx_phy_write(bcm, 0x002A, regstack[6]);
+ bcm43xx_phy_write(bcm, 0x0035, regstack[7]);
+ bcm43xx_phy_write(bcm, 0x0060, regstack[8]);
+ bcm43xx_radio_write16(bcm, 0x0043, regstack[9]);
+ bcm43xx_radio_write16(bcm, 0x007A, regstack[10]);
+ regstack[11] &= 0x00F0;
+ regstack[11] |= (bcm43xx_radio_read16(bcm, 0x52) & 0x000F);
+ bcm43xx_radio_write16(bcm, 0x52, regstack[11]);
+ bcm43xx_write16(bcm, 0x03E2, regstack[3]);
+ if (phy->connected) {
+ bcm43xx_phy_write(bcm, 0x0811, regstack[12]);
+ bcm43xx_phy_write(bcm, 0x0812, regstack[13]);
+ bcm43xx_phy_write(bcm, 0x0814, regstack[14]);
+ bcm43xx_phy_write(bcm, 0x0815, regstack[15]);
+ bcm43xx_phy_write(bcm, BCM43xx_PHY_G_CRS, regstack[0]);
+ bcm43xx_phy_write(bcm, 0x0802, regstack[1]);
+ }
+ bcm43xx_radio_selectchannel(bcm, oldchannel, 1);
+
+#ifdef CONFIG_BCM43XX_DEBUG
+ {
+ /* Sanity check for all lopairs. */
+ for (i = 0; i < BCM43xx_LO_COUNT; i++) {
+ tmp_control = phy->_lo_pairs + i;
+ if (tmp_control->low < -8 || tmp_control->low > 8 ||
+ tmp_control->high < -8 || tmp_control->high > 8) {
+ printk(KERN_WARNING PFX
+ "WARNING: Invalid LOpair (low: %d, high: %d, index: %d)\n",
+ tmp_control->low, tmp_control->high, i);
+ }
+ }
+ }
+#endif /* CONFIG_BCM43XX_DEBUG */
+}
+
+static
+void bcm43xx_phy_lo_mark_current_used(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_lopair *pair;
+
+ pair = bcm43xx_current_lopair(bcm);
+ pair->used = 1;
+}
+
+void bcm43xx_phy_lo_mark_all_unused(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_lopair *pair;
+ int i;
+
+ for (i = 0; i < BCM43xx_LO_COUNT; i++) {
+ pair = phy->_lo_pairs + i;
+ pair->used = 0;
+ }
+}
+
+/* http://bcm-specs.sipsolutions.net/EstimatePowerOut
+ * This function converts a TSSI value to dBm in Q5.2
+ */
+static s8 bcm43xx_phy_estimate_power_out(struct bcm43xx_private *bcm, s8 tssi)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ s8 dbm = 0;
+ s32 tmp;
+
+ tmp = phy->idle_tssi;
+ tmp += tssi;
+ tmp -= phy->savedpctlreg;
+
+ switch (phy->type) {
+ case BCM43xx_PHYTYPE_A:
+ tmp += 0x80;
+ tmp = limit_value(tmp, 0x00, 0xFF);
+ dbm = phy->tssi2dbm[tmp];
+ TODO(); //TODO: There's a FIXME on the specs
+ break;
+ case BCM43xx_PHYTYPE_B:
+ case BCM43xx_PHYTYPE_G:
+ tmp = limit_value(tmp, 0x00, 0x3F);
+ dbm = phy->tssi2dbm[tmp];
+ break;
+ default:
+ assert(0);
+ }
+
+ return dbm;
+}
+
+/* http://bcm-specs.sipsolutions.net/RecalculateTransmissionPower */
+void bcm43xx_phy_xmitpower(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+
+ if (phy->savedpctlreg == 0xFFFF)
+ return;
+ if ((bcm->board_type == 0x0416) &&
+ (bcm->board_vendor == PCI_VENDOR_ID_BROADCOM))
+ return;
+
+ switch (phy->type) {
+ case BCM43xx_PHYTYPE_A: {
+
+ TODO(); //TODO: Nothing for A PHYs yet :-/
+
+ break;
+ }
+ case BCM43xx_PHYTYPE_B:
+ case BCM43xx_PHYTYPE_G: {
+ u16 tmp;
+ u16 txpower;
+ s8 v0, v1, v2, v3;
+ s8 average;
+ u8 max_pwr;
+ s16 desired_pwr, estimated_pwr, pwr_adjust;
+ s16 radio_att_delta, baseband_att_delta;
+ s16 radio_attenuation, baseband_attenuation;
+ unsigned long phylock_flags;
+
+ tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0058);
+ v0 = (s8)(tmp & 0x00FF);
+ v1 = (s8)((tmp & 0xFF00) >> 8);
+ tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x005A);
+ v2 = (s8)(tmp & 0x00FF);
+ v3 = (s8)((tmp & 0xFF00) >> 8);
+ tmp = 0;
+
+ if (v0 == 0x7F || v1 == 0x7F || v2 == 0x7F || v3 == 0x7F) {
+ tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0070);
+ v0 = (s8)(tmp & 0x00FF);
+ v1 = (s8)((tmp & 0xFF00) >> 8);
+ tmp = bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x0072);
+ v2 = (s8)(tmp & 0x00FF);
+ v3 = (s8)((tmp & 0xFF00) >> 8);
+ if (v0 == 0x7F || v1 == 0x7F || v2 == 0x7F || v3 == 0x7F)
+ return;
+ v0 = (v0 + 0x20) & 0x3F;
+ v1 = (v1 + 0x20) & 0x3F;
+ v2 = (v2 + 0x20) & 0x3F;
+ v3 = (v3 + 0x20) & 0x3F;
+ tmp = 1;
+ }
+ bcm43xx_radio_clear_tssi(bcm);
+
+ average = (v0 + v1 + v2 + v3 + 2) / 4;
+
+ if (tmp && (bcm43xx_shm_read16(bcm, BCM43xx_SHM_SHARED, 0x005E) & 0x8))
+ average -= 13;
+
+ estimated_pwr = bcm43xx_phy_estimate_power_out(bcm, average);
+
+ max_pwr = bcm->sprom.maxpower_bgphy;
+
+ if ((bcm->sprom.boardflags & BCM43xx_BFL_PACTRL) &&
+ (phy->type == BCM43xx_PHYTYPE_G))
+ max_pwr -= 0x3;
+
+ /*TODO:
+ max_pwr = min(REG - bcm->sprom.antennagain_bgphy - 0x6, max_pwr)
+ where REG is the max power as per the regulatory domain
+ */
+
+ desired_pwr = limit_value(radio->txpower_desired, 0, max_pwr);
+ /* Check if we need to adjust the current power. */
+ pwr_adjust = desired_pwr - estimated_pwr;
+ radio_att_delta = -(pwr_adjust + 7) >> 3;
+ baseband_att_delta = -(pwr_adjust >> 1) - (4 * radio_att_delta);
+ if ((radio_att_delta == 0) && (baseband_att_delta == 0)) {
+ bcm43xx_phy_lo_mark_current_used(bcm);
+ return;
+ }
+
+ /* Calculate the new attenuation values. */
+ baseband_attenuation = radio->baseband_atten;
+ baseband_attenuation += baseband_att_delta;
+ radio_attenuation = radio->radio_atten;
+ radio_attenuation += radio_att_delta;
+
+ /* Get baseband and radio attenuation values into their permitted ranges.
+ * baseband 0-11, radio 0-9.
+ * Radio attenuation affects power level 4 times as much as baseband.
+ */
+ if (radio_attenuation < 0) {
+ baseband_attenuation -= (4 * -radio_attenuation);
+ radio_attenuation = 0;
+ } else if (radio_attenuation > 9) {
+ baseband_attenuation += (4 * (radio_attenuation - 9));
+ radio_attenuation = 9;
+ } else {
+ while (baseband_attenuation < 0 && radio_attenuation > 0) {
+ baseband_attenuation += 4;
+ radio_attenuation--;
+ }
+ while (baseband_attenuation > 11 && radio_attenuation < 9) {
+ baseband_attenuation -= 4;
+ radio_attenuation++;
+ }
+ }
+ baseband_attenuation = limit_value(baseband_attenuation, 0, 11);
+
+ txpower = radio->txctl1;
+ if ((radio->version == 0x2050) && (radio->revision == 2)) {
+ if (radio_attenuation <= 1) {
+ if (txpower == 0) {
+ txpower = 3;
+ radio_attenuation += 2;
+ baseband_attenuation += 2;
+ } else if (bcm->sprom.boardflags & BCM43xx_BFL_PACTRL) {
+ baseband_attenuation += 4 * (radio_attenuation - 2);
+ radio_attenuation = 2;
+ }
+ } else if (radio_attenuation > 4 && txpower != 0) {
+ txpower = 0;
+ if (baseband_attenuation < 3) {
+ radio_attenuation -= 3;
+ baseband_attenuation += 2;
+ } else {
+ radio_attenuation -= 2;
+ baseband_attenuation -= 2;
+ }
+ }
+ }
+ radio->txctl1 = txpower;
+ baseband_attenuation = limit_value(baseband_attenuation, 0, 11);
+ radio_attenuation = limit_value(radio_attenuation, 0, 9);
+
+ bcm43xx_phy_lock(bcm, phylock_flags);
+ bcm43xx_radio_lock(bcm);
+ bcm43xx_radio_set_txpower_bg(bcm, baseband_attenuation,
+ radio_attenuation, txpower);
+ bcm43xx_phy_lo_mark_current_used(bcm);
+ bcm43xx_radio_unlock(bcm);
+ bcm43xx_phy_unlock(bcm, phylock_flags);
+ break;
+ }
+ default:
+ assert(0);
+ }
+}
+
+static inline
+s32 bcm43xx_tssi2dbm_ad(s32 num, s32 den)
+{
+ if (num < 0)
+ return num/den;
+ else
+ return (num+den/2)/den;
+}
+
+static inline
+s8 bcm43xx_tssi2dbm_entry(s8 entry [], u8 index, s16 pab0, s16 pab1, s16 pab2)
+{
+ s32 m1, m2, f = 256, q, delta;
+ s8 i = 0;
+
+ m1 = bcm43xx_tssi2dbm_ad(16 * pab0 + index * pab1, 32);
+ m2 = max(bcm43xx_tssi2dbm_ad(32768 + index * pab2, 256), 1);
+ do {
+ if (i > 15)
+ return -EINVAL;
+ q = bcm43xx_tssi2dbm_ad(f * 4096 -
+ bcm43xx_tssi2dbm_ad(m2 * f, 16) * f, 2048);
+ delta = abs(q - f);
+ f = q;
+ i++;
+ } while (delta >= 2);
+ entry[index] = limit_value(bcm43xx_tssi2dbm_ad(m1 * f, 8192), -127, 128);
+ return 0;
+}
+
+/* http://bcm-specs.sipsolutions.net/TSSI_to_DBM_Table */
+int bcm43xx_phy_init_tssi2dbm_table(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ struct bcm43xx_radioinfo *radio = bcm43xx_current_radio(bcm);
+ s16 pab0, pab1, pab2;
+ u8 idx;
+ s8 *dyn_tssi2dbm;
+
+ if (phy->type == BCM43xx_PHYTYPE_A) {
+ pab0 = (s16)(bcm->sprom.pa1b0);
+ pab1 = (s16)(bcm->sprom.pa1b1);
+ pab2 = (s16)(bcm->sprom.pa1b2);
+ } else {
+ pab0 = (s16)(bcm->sprom.pa0b0);
+ pab1 = (s16)(bcm->sprom.pa0b1);
+ pab2 = (s16)(bcm->sprom.pa0b2);
+ }
+
+ if ((bcm->chip_id == 0x4301) && (radio->version != 0x2050)) {
+ phy->idle_tssi = 0x34;
+ phy->tssi2dbm = bcm43xx_tssi2dbm_b_table;
+ return 0;
+ }
+
+ if (pab0 != 0 && pab1 != 0 && pab2 != 0 &&
+ pab0 != -1 && pab1 != -1 && pab2 != -1) {
+ /* The pabX values are set in SPROM. Use them. */
+ if (phy->type == BCM43xx_PHYTYPE_A) {
+ if ((s8)bcm->sprom.idle_tssi_tgt_aphy != 0 &&
+ (s8)bcm->sprom.idle_tssi_tgt_aphy != -1)
+ phy->idle_tssi = (s8)(bcm->sprom.idle_tssi_tgt_aphy);
+ else
+ phy->idle_tssi = 62;
+ } else {
+ if ((s8)bcm->sprom.idle_tssi_tgt_bgphy != 0 &&
+ (s8)bcm->sprom.idle_tssi_tgt_bgphy != -1)
+ phy->idle_tssi = (s8)(bcm->sprom.idle_tssi_tgt_bgphy);
+ else
+ phy->idle_tssi = 62;
+ }
+ dyn_tssi2dbm = kmalloc(64, GFP_KERNEL);
+ if (dyn_tssi2dbm == NULL) {
+ printk(KERN_ERR PFX "Could not allocate memory"
+ "for tssi2dbm table\n");
+ return -ENOMEM;
+ }
+ for (idx = 0; idx < 64; idx++)
+ if (bcm43xx_tssi2dbm_entry(dyn_tssi2dbm, idx, pab0, pab1, pab2)) {
+ phy->tssi2dbm = NULL;
+ printk(KERN_ERR PFX "Could not generate "
+ "tssi2dBm table\n");
+ return -ENODEV;
+ }
+ phy->tssi2dbm = dyn_tssi2dbm;
+ phy->dyn_tssi_tbl = 1;
+ } else {
+ /* pabX values not set in SPROM. */
+ switch (phy->type) {
+ case BCM43xx_PHYTYPE_A:
+ /* APHY needs a generated table. */
+ phy->tssi2dbm = NULL;
+ printk(KERN_ERR PFX "Could not generate tssi2dBm "
+ "table (wrong SPROM info)!\n");
+ return -ENODEV;
+ case BCM43xx_PHYTYPE_B:
+ phy->idle_tssi = 0x34;
+ phy->tssi2dbm = bcm43xx_tssi2dbm_b_table;
+ break;
+ case BCM43xx_PHYTYPE_G:
+ phy->idle_tssi = 0x34;
+ phy->tssi2dbm = bcm43xx_tssi2dbm_g_table;
+ break;
+ }
+ }
+
+ return 0;
+}
+
+int bcm43xx_phy_init(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ int err = -ENODEV;
+ unsigned long flags;
+
+ /* We do not want to be preempted while calibrating
+ * the hardware.
+ */
+ local_irq_save(flags);
+
+ switch (phy->type) {
+ case BCM43xx_PHYTYPE_A:
+ if (phy->rev == 2 || phy->rev == 3) {
+ bcm43xx_phy_inita(bcm);
+ err = 0;
+ }
+ break;
+ case BCM43xx_PHYTYPE_B:
+ switch (phy->rev) {
+ case 2:
+ bcm43xx_phy_initb2(bcm);
+ err = 0;
+ break;
+ case 4:
+ bcm43xx_phy_initb4(bcm);
+ err = 0;
+ break;
+ case 5:
+ bcm43xx_phy_initb5(bcm);
+ err = 0;
+ break;
+ case 6:
+ bcm43xx_phy_initb6(bcm);
+ err = 0;
+ break;
+ }
+ break;
+ case BCM43xx_PHYTYPE_G:
+ bcm43xx_phy_initg(bcm);
+ err = 0;
+ break;
+ }
+ local_irq_restore(flags);
+ if (err)
+ printk(KERN_WARNING PFX "Unknown PHYTYPE found!\n");
+
+ return err;
+}
+
+void bcm43xx_phy_set_antenna_diversity(struct bcm43xx_private *bcm)
+{
+ struct bcm43xx_phyinfo *phy = bcm43xx_current_phy(bcm);
+ u16 antennadiv;
+ u16 offset;
+ u16 value;
+ u32 ucodeflags;
+
+ antennadiv = phy->antenna_diversity;
+
+ if (antennadiv == 0xFFFF)
+ antennadiv = 3;
+ assert(antennadiv <= 3);
+
+ ucodeflags = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+ BCM43xx_UCODEFLAGS_OFFSET);
+ bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+ BCM43xx_UCODEFLAGS_OFFSET,
+ ucodeflags & ~BCM43xx_UCODEFLAG_AUTODIV);
+
+ switch (phy->type) {
+ case BCM43xx_PHYTYPE_A:
+ case BCM43xx_PHYTYPE_G:
+ if (phy->type == BCM43xx_PHYTYPE_A)
+ offset = 0x0000;
+ else
+ offset = 0x0400;
+
+ if (antennadiv == 2)
+ value = (3/*automatic*/ << 7);
+ else
+ value = (antennadiv << 7);
+ bcm43xx_phy_write(bcm, offset + 1,
+ (bcm43xx_phy_read(bcm, offset + 1)
+ & 0x7E7F) | value);
+
+ if (antennadiv >= 2) {
+ if (antennadiv == 2)
+ value = (antennadiv << 7);
+ else
+ value = (0/*force0*/ << 7);
+ bcm43xx_phy_write(bcm, offset + 0x2B,
+ (bcm43xx_phy_read(bcm, offset + 0x2B)
+ & 0xFEFF) | value);
+ }
+
+ if (phy->type == BCM43xx_PHYTYPE_G) {
+ if (antennadiv >= 2)
+ bcm43xx_phy_write(bcm, 0x048C,
+ bcm43xx_phy_read(bcm, 0x048C)
+ | 0x2000);
+ else
+ bcm43xx_phy_write(bcm, 0x048C,
+ bcm43xx_phy_read(bcm, 0x048C)
+ & ~0x2000);
+ if (phy->rev >= 2) {
+ bcm43xx_phy_write(bcm, 0x0461,
+ bcm43xx_phy_read(bcm, 0x0461)
+ | 0x0010);
+ bcm43xx_phy_write(bcm, 0x04AD,
+ (bcm43xx_phy_read(bcm, 0x04AD)
+ & 0x00FF) | 0x0015);
+ if (phy->rev == 2)
+ bcm43xx_phy_write(bcm, 0x0427, 0x0008);
+ else
+ bcm43xx_phy_write(bcm, 0x0427,
+ (bcm43xx_phy_read(bcm, 0x0427)
+ & 0x00FF) | 0x0008);
+ }
+ else if (phy->rev >= 6)
+ bcm43xx_phy_write(bcm, 0x049B, 0x00DC);
+ } else {
+ if (phy->rev < 3)
+ bcm43xx_phy_write(bcm, 0x002B,
+ (bcm43xx_phy_read(bcm, 0x002B)
+ & 0x00FF) | 0x0024);
+ else {
+ bcm43xx_phy_write(bcm, 0x0061,
+ bcm43xx_phy_read(bcm, 0x0061)
+ | 0x0010);
+ if (phy->rev == 3) {
+ bcm43xx_phy_write(bcm, 0x0093, 0x001D);
+ bcm43xx_phy_write(bcm, 0x0027, 0x0008);
+ } else {
+ bcm43xx_phy_write(bcm, 0x0093, 0x003A);
+ bcm43xx_phy_write(bcm, 0x0027,
+ (bcm43xx_phy_read(bcm, 0x0027)
+ & 0x00FF) | 0x0008);
+ }
+ }
+ }
+ break;
+ case BCM43xx_PHYTYPE_B:
+ if (bcm->current_core->rev == 2)
+ value = (3/*automatic*/ << 7);
+ else
+ value = (antennadiv << 7);
+ bcm43xx_phy_write(bcm, 0x03E2,
+ (bcm43xx_phy_read(bcm, 0x03E2)
+ & 0xFE7F) | value);
+ break;
+ default:
+ assert(0);
+ }
+
+ if (antennadiv >= 2) {
+ ucodeflags = bcm43xx_shm_read32(bcm, BCM43xx_SHM_SHARED,
+ BCM43xx_UCODEFLAGS_OFFSET);
+ bcm43xx_shm_write32(bcm, BCM43xx_SHM_SHARED,
+ BCM43xx_UCODEFLAGS_OFFSET,
+ ucodeflags | BCM43xx_UCODEFLAG_AUTODIV);
+ }
+
+ phy->antenna_diversity = antennadiv;
+}