b43: N-PHY: rev3+: add tables with gain ctl workarounds
Signed-off-by: Rafał Miłecki <zajec5@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/net/wireless/b43/tables_nphy.c b/drivers/net/wireless/b43/tables_nphy.c
index c42b2ac..2de483b 100644
--- a/drivers/net/wireless/b43/tables_nphy.c
+++ b/drivers/net/wireless/b43/tables_nphy.c
@@ -2709,6 +2709,79 @@
{ 0x00C0, 6, 0xE7, 0xF9, 0xEC, 0xFB } /* field == 0x4000 (fls 15) */
};
+struct nphy_gain_ctl_workaround_entry nphy_gain_ctl_workaround[2][3] = {
+ { /* 2GHz */
+ { /* PHY rev 3 */
+ { 7, 11, 16, 23 },
+ { -5, 6, 10, 14 },
+ { 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA },
+ { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
+ 0x627E,
+ { 0x613F, 0x613F, 0x613F, 0x613F },
+ 0x107E, 0x0066, 0x0074,
+ 0x18, 0x18, 0x18,
+ 0x020D, 0x5,
+ },
+ { /* PHY rev 4 */
+ { 8, 12, 17, 25 },
+ { -5, 6, 10, 14 },
+ { 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA },
+ { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
+ 0x527E,
+ { 0x513F, 0x513F, 0x513F, 0x513F },
+ 0x007E, 0x0066, 0x0074,
+ 0x18, 0x18, 0x18,
+ 0x01A1, 0x5,
+ },
+ { /* PHY rev 5+ */
+ { 9, 13, 18, 26 },
+ { -3, 7, 11, 16 },
+ { 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA, 0xA },
+ { 3, 3, 3, 3, 3, 3, 3, 3, 3, 3 },
+ 0x427E, /* invalid for external LNA! */
+ { 0x413F, 0x413F, 0x413F, 0x413F }, /* invalid for external LNA! */
+ 0x1076, 0x0066, 0x106A,
+ 0xC, 0xC, 0xC,
+ 0x01D0, 0x5,
+ },
+ },
+ { /* 5GHz */
+ { /* PHY rev 3 */
+ { 7, 11, 17, 23 },
+ { -6, 2, 6, 10 },
+ { 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13, 0x13 },
+ { 6, 6, 6, 6, 6, 6, 6, 6, 6, 6 },
+ 0x52DE,
+ { 0x516F, 0x516F, 0x516F, 0x516F },
+ 0x00DE, 0x00CA, 0x00CC,
+ 0x1E, 0x1E, 0x1E,
+ 0x01A1, 25,
+ },
+ { /* PHY rev 4 */
+ { 8, 12, 18, 23 },
+ { -5, 2, 6, 10 },
+ { 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD },
+ { 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 },
+ 0x629E,
+ { 0x614F, 0x614F, 0x614F, 0x614F },
+ 0x029E, 0x1084, 0x0086,
+ 0x24, 0x24, 0x24,
+ 0x0107, 25,
+ },
+ { /* PHY rev 5+ */
+ { 6, 10, 16, 21 },
+ { -7, 0, 4, 8 },
+ { 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD, 0xD },
+ { 4, 4, 4, 4, 4, 4, 4, 4, 4, 4 },
+ 0x729E,
+ { 0x714F, 0x714F, 0x714F, 0x714F },
+ 0x029E, 0x2084, 0x2086,
+ 0x24, 0x24, 0x24,
+ 0x00A9, 25,
+ },
+ },
+};
+
static inline void assert_ntab_array_sizes(void)
{
#undef check
@@ -2957,3 +3030,33 @@
/* Volatile tables */
/* TODO */
}
+
+struct nphy_gain_ctl_workaround_entry *b43_nphy_get_gain_ctl_workaround_ent(
+ struct b43_wldev *dev, bool ghz5, bool ext_lna)
+{
+ struct nphy_gain_ctl_workaround_entry *e;
+ u8 phy_idx;
+
+ B43_WARN_ON(dev->phy.rev < 3);
+ if (dev->phy.rev >= 5)
+ phy_idx = 2;
+ else if (dev->phy.rev == 4)
+ phy_idx = 1;
+ else
+ phy_idx = 0;
+
+ e = &nphy_gain_ctl_workaround[ghz5][phy_idx];
+
+ /* Only one entry differs for external LNA, so instead making whole
+ * table 2 times bigger, hack is here
+ */
+ if (!ghz5 && dev->phy.rev >= 5 && ext_lna) {
+ e->rfseq_init[0] &= 0x0FFF;
+ e->rfseq_init[1] &= 0x0FFF;
+ e->rfseq_init[2] &= 0x0FFF;
+ e->rfseq_init[3] &= 0x0FFF;
+ e->init_gain &= 0x0FFF;
+ }
+
+ return e;
+}
diff --git a/drivers/net/wireless/b43/tables_nphy.h b/drivers/net/wireless/b43/tables_nphy.h
index 016a480..1856936 100644
--- a/drivers/net/wireless/b43/tables_nphy.h
+++ b/drivers/net/wireless/b43/tables_nphy.h
@@ -35,6 +35,31 @@
u8 val_addr1;
};
+struct nphy_gain_ctl_workaround_entry {
+ s8 lna1_gain[4];
+ s8 lna2_gain[4];
+ u8 gain_db[10];
+ u8 gain_bits[10];
+
+ u16 init_gain;
+ u16 rfseq_init[4];
+
+ u16 cliphi_gain;
+ u16 clipmd_gain;
+ u16 cliplo_gain;
+
+ u16 crsmin;
+ u16 crsminl;
+ u16 crsminu;
+
+ u16 nbclip;
+ u16 wlclip;
+};
+
+/* Get entry with workaround values for gain ctl. Does not return NULL. */
+struct nphy_gain_ctl_workaround_entry *b43_nphy_get_gain_ctl_workaround_ent(
+ struct b43_wldev *dev, bool ghz5, bool ext_lna);
+
/* Get the NPHY Channel Switch Table entry for a channel.
* Returns NULL on failure to find an entry. */
const struct b43_nphy_channeltab_entry_rev2 *