Signed-off-by: Rafał Miłecki <zaj...@gmail.com>
---
drivers/net/wireless/b43/phy_n.c | 82 ++++++++++++++++++++++++++++++-
drivers/net/wireless/b43/tables_nphy.c | 37 ++++++++++++++
drivers/net/wireless/b43/tables_nphy.h | 21 ++++++++
3 files changed, 137 insertions(+), 3 deletions(-)
diff --git a/drivers/net/wireless/b43/phy_n.c b/drivers/net/wireless/b43/phy_n.c
index 2cdf32e..d3c9783 100644
--- a/drivers/net/wireless/b43/phy_n.c
+++ b/drivers/net/wireless/b43/phy_n.c
@@ -912,6 +912,82 @@ ok:
b43_phy_write(dev, B43_NPHY_RFSEQMODE, seq_mode);
}
+/* http://bcm-v4.sipsolutions.net/802.11/PHY/N/RFCtrlOverride */
+static void b43_nphy_rf_control_override(struct b43_wldev *dev, u16 field,
+ u16 value, u8 core, bool off)
+{
+ int i;
+ u8 index = fls(field);
+ u8 addr, en_addr, val_addr;
+ /* we expect only one bit set */
+ B43_WARN_ON(field & (~(1 << index)));
+
+ if (dev->phy.rev >= 3) {
+ const struct nphy_rf_control_override_rev3 *rf_ctrl;
+ for (i = 0; i < 2; i++) {
+ if (index == 0 || index == 16) {
+ b43err(dev->wl,
+ "Unsupported RF Ctrl Override call\n");
+ return;
+ }
+
+ rf_ctrl = &tbl_rf_control_override_rev3[index - 1];
+ en_addr = B43_PHY_N((i == 0) ?
+ rf_ctrl->en_addr0 : rf_ctrl->en_addr1);
+ val_addr = B43_PHY_N((i == 0) ?
+ rf_ctrl->val_addr0 : rf_ctrl->val_addr1);
+
+ if (off) {
+ b43_phy_mask(dev, en_addr, ~(field));
+ b43_phy_mask(dev, val_addr,
+ ~(rf_ctrl->val_mask));
+ } else {
+ if (core == 0 || ((1 << core) & i) != 0) {
+ b43_phy_set(dev, en_addr, field);
+ b43_phy_maskset(dev, val_addr,
+ ~(rf_ctrl->val_mask),
+ (value << rf_ctrl->val_shift));
+ }
+ }
+ }
+ } else {
+ const struct nphy_rf_control_override_rev2 *rf_ctrl;
+ if (off) {
+ b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, ~(field));
+ value = 0;
+ } else {
+ b43_phy_set(dev, B43_NPHY_RFCTL_OVER, field);
+ }
+
+ for (i = 0; i < 2; i++) {
+ if (index <= 1 || index == 16) {
+ b43err(dev->wl,
+ "Unsupported RF Ctrl Override call\n");
+ return;
+ }
+
+ if (index == 2 || index == 10 ||
+ (index >= 13 && index <= 15)) {
+ core = 1;
+ }
+
+ rf_ctrl = &tbl_rf_control_override_rev2[index - 2];
+ addr = B43_PHY_N((i == 0) ?
+ rf_ctrl->addr0 : rf_ctrl->addr1);
+
+ if ((core & (1 << i)) != 0)
+ b43_phy_maskset(dev, addr, ~(rf_ctrl->bmask),
+ (value << rf_ctrl->shift));
+
+ b43_phy_set(dev, B43_NPHY_RFCTL_OVER, 0x1);
+ b43_phy_set(dev, B43_NPHY_RFCTL_CMD,
+ B43_NPHY_RFCTL_CMD_START);
+ udelay(1);
+ b43_phy_mask(dev, B43_NPHY_RFCTL_OVER, 0xFFFE);
+ }
+ }
+}
+
static void b43_nphy_bphy_init(struct b43_wldev *dev)
{
unsigned int i;
@@ -2075,8 +2151,8 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
tmp[0] = ((cur_hpf2 << 8) | (cur_hpf1 << 4) |
(cur_lna << 2));
- /* TODO:Call N PHY RF Ctrl Override with 0x400, tmp[0],
- 3, 0 as arguments */
+ b43_nphy_rf_control_override(dev, 0x400, tmp[0], 3,
+ false);
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
b43_nphy_stop_playback(dev);
@@ -2124,7 +2200,7 @@ static int b43_nphy_rev2_cal_rx_iq(struct b43_wldev *dev,
break;
}
- /* TODO: Call N PHY RF Ctrl Override with 0x400, 0, 3, 1 as arguments*/
+ b43_nphy_rf_control_override(dev, 0x400, 0, 3, true);
b43_nphy_force_rf_sequence(dev, B43_RFSEQ_RESET2RX);
b43_ntab_write_bulk(dev, B43_NTAB16(7, 0x110), 2, gain_save);
diff --git a/drivers/net/wireless/b43/tables_nphy.c
b/drivers/net/wireless/b43/tables_nphy.c
index b8c9fc6..dd9687d 100644
--- a/drivers/net/wireless/b43/tables_nphy.c
+++ b/drivers/net/wireless/b43/tables_nphy.c
@@ -2883,6 +2883,43 @@ const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[] = {
0x9084, 0x9267, 0x9056, 0x9234
};
+/* addr0, addr1, bmask, shift */
+const struct nphy_rf_control_override_rev2 tbl_rf_control_override_rev2[] = {
+ { 0x78, 0x78, 0x0038, 3 }, /* for field == 0x0002 (fls == 2) */
+ { 0x7A, 0x7D, 0x0001, 0 }, /* for field == 0x0004 (fls == 3) */
+ { 0x7A, 0x7D, 0x0002, 1 }, /* for field == 0x0008 (fls == 4) */
+ { 0x7A, 0x7D, 0x0004, 2 }, /* for field == 0x0010 (fls == 5) */
+ { 0x7A, 0x7D, 0x0030, 4 }, /* for field == 0x0020 (fls == 6) */
+ { 0x7A, 0x7D, 0x00C0, 6 }, /* for field == 0x0040 (fls == 7) */
+ { 0x7A, 0x7D, 0x0100, 8 }, /* for field == 0x0080 (fls == 8) */
+ { 0x7A, 0x7D, 0x0200, 9 }, /* for field == 0x0100 (fls == 9) */
+ { 0x78, 0x78, 0x0004, 2 }, /* for field == 0x0200 (fls == 10) */
+ { 0x7B, 0x7E, 0x01FF, 0 }, /* for field == 0x0400 (fls == 11) */
+ { 0x7C, 0x7F, 0x01FF, 0 }, /* for field == 0x0800 (fls == 12) */
+ { 0x78, 0x78, 0x0100, 8 }, /* for field == 0x1000 (fls == 13) */
+ { 0x78, 0x78, 0x0200, 9 }, /* for field == 0x2000 (fls == 14) */
+ { 0x78, 0x78, 0xF000, 12 } /* for field == 0x4000 (fls == 15) */
+};
+
+/* val_mask, val_shift, en_addr0, val_addr0, en_addr1, val_addr1 */
+const struct nphy_rf_control_override_rev3 tbl_rf_control_override_rev3[] = {
+ { 0x8000, 15, 0xE5, 0xF9, 0xE6, 0xFB }, /* field == 0x0001 (fls 1) */
+ { 0x0001, 0, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0002 (fls 2) */
+ { 0x0002, 1, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0004 (fls 3) */
+ { 0x0004, 2, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0008 (fls 4) */
+ { 0x0016, 4, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0010 (fls 5) */
+ { 0x0020, 5, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0020 (fls 6) */
+ { 0x0040, 6, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0040 (fls 7) */
+ { 0x0080, 6, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0080 (fls 8) */
+ { 0x0100, 7, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0100 (fls 9) */
+ { 0x0007, 0, 0xE7, 0xF8, 0xEC, 0xFA }, /* field == 0x0200 (fls 10) */
+ { 0x0070, 4, 0xE7, 0xF8, 0xEC, 0xFA }, /* field == 0x0400 (fls 11) */
+ { 0xE000, 13, 0xE7, 0x7A, 0xEC, 0x7D }, /* field == 0x0800 (fls 12) */
+ { 0xFFFF, 0, 0xE7, 0x7B, 0xEC, 0x7E }, /* field == 0x1000 (fls 13) */
+ { 0xFFFF, 0, 0xE7, 0x7C, 0xEC, 0x7F }, /* field == 0x2000 (fls 14) */
+ { 0x00C0, 6, 0xE7, 0xF9, 0xEC, 0xFB } /* field == 0x4000 (fls 15) */
+};
+
static inline void assert_ntab_array_sizes(void)
{
#undef check
diff --git a/drivers/net/wireless/b43/tables_nphy.h
b/drivers/net/wireless/b43/tables_nphy.h
index 6bbef89..5d38172 100644
--- a/drivers/net/wireless/b43/tables_nphy.h
+++ b/drivers/net/wireless/b43/tables_nphy.h
@@ -51,6 +51,22 @@ struct nphy_txiqcal_ladder {
u8 g_env;
};
+struct nphy_rf_control_override_rev2 {
+ u8 addr0;
+ u8 addr1;
+ u16 bmask;
+ u8 shift;
+};
+
+struct nphy_rf_control_override_rev3 {
+ u16 val_mask;
+ u8 val_shift;
+ u8 en_addr0;
+ u8 val_addr0;
+ u8 en_addr1;
+ u8 val_addr1;
+};
+
/* Upload the default register value table.
* If "ghz5" is true, we upload the 5Ghz table. Otherwise the 2.4Ghz
* table is uploaded. If "ignore_uploadflag" is true, we upload any value
@@ -178,4 +194,9 @@ extern const u16 tbl_tx_iqlo_cal_cmds_recal[];
extern const u16 tbl_tx_iqlo_cal_cmds_fullcal[];
extern const u16 tbl_tx_iqlo_cal_cmds_fullcal_nphyrev3[];
+extern const struct nphy_rf_control_override_rev2
+ tbl_rf_control_override_rev2[];
+extern const struct nphy_rf_control_override_rev3
+ tbl_rf_control_override_rev3[];
+
#endif /* B43_TABLES_NPHY_H_ */
--
1.6.4.2
_______________________________________________
Bcm43xx-dev mailing list
Bcm43xx-dev@lists.berlios.de
https://lists.berlios.de/mailman/listinfo/bcm43xx-dev
