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path: root/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c
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Diffstat (limited to 'drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c')
-rw-r--r--drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c174
1 files changed, 39 insertions, 135 deletions
diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c
index 93d4cde0eb31..b4bba67a45ec 100644
--- a/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c
+++ b/drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c
@@ -1,17 +1,6 @@
+// SPDX-License-Identifier: ISC
/*
* Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <linux/kernel.h>
@@ -368,61 +357,6 @@ u16 rxiq_cal_rf_reg[11] = {
RADIO_2064_REG12A,
};
-static const
-struct lcnphy_rx_iqcomp lcnphy_rx_iqcomp_table_rev0[] = {
- {1, 0, 0},
- {2, 0, 0},
- {3, 0, 0},
- {4, 0, 0},
- {5, 0, 0},
- {6, 0, 0},
- {7, 0, 0},
- {8, 0, 0},
- {9, 0, 0},
- {10, 0, 0},
- {11, 0, 0},
- {12, 0, 0},
- {13, 0, 0},
- {14, 0, 0},
- {34, 0, 0},
- {38, 0, 0},
- {42, 0, 0},
- {46, 0, 0},
- {36, 0, 0},
- {40, 0, 0},
- {44, 0, 0},
- {48, 0, 0},
- {52, 0, 0},
- {56, 0, 0},
- {60, 0, 0},
- {64, 0, 0},
- {100, 0, 0},
- {104, 0, 0},
- {108, 0, 0},
- {112, 0, 0},
- {116, 0, 0},
- {120, 0, 0},
- {124, 0, 0},
- {128, 0, 0},
- {132, 0, 0},
- {136, 0, 0},
- {140, 0, 0},
- {149, 0, 0},
- {153, 0, 0},
- {157, 0, 0},
- {161, 0, 0},
- {165, 0, 0},
- {184, 0, 0},
- {188, 0, 0},
- {192, 0, 0},
- {196, 0, 0},
- {200, 0, 0},
- {204, 0, 0},
- {208, 0, 0},
- {212, 0, 0},
- {216, 0, 0},
-};
-
static const u32 lcnphy_23bitgaincode_table[] = {
0x200100,
0x200200,
@@ -985,7 +919,7 @@ void wlc_lcnphy_read_table(struct brcms_phy *pi, struct phytbl_info *pti)
static void
wlc_lcnphy_common_read_table(struct brcms_phy *pi, u32 tbl_id,
- const u16 *tbl_ptr, u32 tbl_len,
+ u16 *tbl_ptr, u32 tbl_len,
u32 tbl_width, u32 tbl_offset)
{
struct phytbl_info tab;
@@ -1199,8 +1133,6 @@ wlc_lcnphy_rx_iq_est(struct brcms_phy *pi,
{
int wait_count = 0;
bool result = true;
- u8 phybw40;
- phybw40 = CHSPEC_IS40(pi->radio_chanspec);
mod_phy_reg(pi, 0x6da, (0x1 << 5), (1) << 5);
@@ -1376,7 +1308,7 @@ wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi,
u16 tx_pwr_ctrl;
u8 tx_gain_index_old = 0;
bool result = false, tx_gain_override_old = false;
- u16 i, Core1TxControl_old, RFOverride0_old,
+ u16 i, Core1TxControl_old,
RFOverrideVal0_old, rfoverride2_old, rfoverride2val_old,
rfoverride3_old, rfoverride3val_old, rfoverride4_old,
rfoverride4val_old, afectrlovr_old, afectrlovrval_old;
@@ -1387,7 +1319,7 @@ wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi,
s16 *ptr;
struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy;
- ptr = kmalloc(sizeof(s16) * 131, GFP_ATOMIC);
+ ptr = kmalloc_array(131, sizeof(s16), GFP_ATOMIC);
if (NULL == ptr)
return false;
if (module == 2) {
@@ -1417,7 +1349,7 @@ wlc_lcnphy_rx_iq_cal(struct brcms_phy *pi,
or_phy_reg(pi, 0x631, 0x0015);
- RFOverride0_old = read_phy_reg(pi, 0x44c);
+ read_phy_reg(pi, 0x44c); /* RFOverride0_old */
RFOverrideVal0_old = read_phy_reg(pi, 0x44d);
rfoverride2_old = read_phy_reg(pi, 0x4b0);
rfoverride2val_old = read_phy_reg(pi, 0x4b1);
@@ -1677,7 +1609,7 @@ wlc_lcnphy_radio_2064_channel_tune_4313(struct brcms_phy *pi, u8 channel)
const struct chan_info_2064_lcnphy *ci;
u8 rfpll_doubler = 0;
u8 pll_pwrup, pll_pwrup_ovr;
- s32 qFxtal, qFref, qFvco, qFcal;
+ s32 qFcal;
u8 d15, d16, f16, e44, e45;
u32 div_int, div_frac, fvco3, fpfd, fref3, fcal_div;
u16 loop_bw, d30, setCount;
@@ -1751,10 +1683,7 @@ wlc_lcnphy_radio_2064_channel_tune_4313(struct brcms_phy *pi, u8 channel)
fvco3 = (ci->freq * 3);
fref3 = 2 * fpfd;
- qFxtal = wlc_lcnphy_qdiv_roundup(pi->xtalfreq, PLL_2064_MHZ, 16);
- qFref = wlc_lcnphy_qdiv_roundup(fpfd, PLL_2064_MHZ, 16);
qFcal = pi->xtalfreq * fcal_div / PLL_2064_MHZ;
- qFvco = wlc_lcnphy_qdiv_roundup(fvco3, 2, 16);
write_radio_reg(pi, RADIO_2064_REG04F, 0x02);
@@ -2638,7 +2567,6 @@ wlc_lcnphy_tx_iqlo_cal(struct brcms_phy *pi,
struct lcnphy_txgains cal_gains, temp_gains;
u16 hash;
- u8 band_idx;
int j;
u16 ncorr_override[5];
u16 syst_coeffs[] = { 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000,
@@ -2670,7 +2598,10 @@ wlc_lcnphy_tx_iqlo_cal(struct brcms_phy *pi,
u16 *values_to_save;
struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy;
- values_to_save = kmalloc(sizeof(u16) * 20, GFP_ATOMIC);
+ if (WARN_ON(CHSPEC_IS5G(pi->radio_chanspec)))
+ return;
+
+ values_to_save = kmalloc_array(20, sizeof(u16), GFP_ATOMIC);
if (NULL == values_to_save)
return;
@@ -2733,20 +2664,18 @@ wlc_lcnphy_tx_iqlo_cal(struct brcms_phy *pi,
hash = (target_gains->gm_gain << 8) |
(target_gains->pga_gain << 4) | (target_gains->pad_gain);
- band_idx = (CHSPEC_IS5G(pi->radio_chanspec) ? 1 : 0);
-
cal_gains = *target_gains;
memset(ncorr_override, 0, sizeof(ncorr_override));
- for (j = 0; j < iqcal_gainparams_numgains_lcnphy[band_idx]; j++) {
- if (hash == tbl_iqcal_gainparams_lcnphy[band_idx][j][0]) {
+ for (j = 0; j < iqcal_gainparams_numgains_lcnphy[0]; j++) {
+ if (hash == tbl_iqcal_gainparams_lcnphy[0][j][0]) {
cal_gains.gm_gain =
- tbl_iqcal_gainparams_lcnphy[band_idx][j][1];
+ tbl_iqcal_gainparams_lcnphy[0][j][1];
cal_gains.pga_gain =
- tbl_iqcal_gainparams_lcnphy[band_idx][j][2];
+ tbl_iqcal_gainparams_lcnphy[0][j][2];
cal_gains.pad_gain =
- tbl_iqcal_gainparams_lcnphy[band_idx][j][3];
+ tbl_iqcal_gainparams_lcnphy[0][j][3];
memcpy(ncorr_override,
- &tbl_iqcal_gainparams_lcnphy[band_idx][j][3],
+ &tbl_iqcal_gainparams_lcnphy[0][j][3],
sizeof(ncorr_override));
break;
}
@@ -2866,7 +2795,7 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi)
bool suspend, tx_gain_override_old;
struct lcnphy_txgains old_gains;
struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro);
- u16 idleTssi, idleTssi0_2C, idleTssi0_OB, idleTssi0_regvalue_OB,
+ u16 idleTssi0_2C, idleTssi0_OB, idleTssi0_regvalue_OB,
idleTssi0_regvalue_2C;
u16 SAVE_txpwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi);
u16 SAVE_lpfgain = read_radio_reg(pi, RADIO_2064_REG112);
@@ -2876,7 +2805,7 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi)
u16 SAVE_iqadc_aux_en = read_radio_reg(pi, RADIO_2064_REG11F) & 4;
u8 SAVE_bbmult = wlc_lcnphy_get_bbmult(pi);
- idleTssi = read_phy_reg(pi, 0x4ab);
+ read_phy_reg(pi, 0x4ab); /* idleTssi */
suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) &
MCTL_EN_MAC));
if (!suspend)
@@ -2900,8 +2829,7 @@ static void wlc_lcnphy_idle_tssi_est(struct brcms_phy_pub *ppi)
wlc_lcnphy_set_bbmult(pi, 0x0);
wlc_phy_do_dummy_tx(pi, true, OFF);
- idleTssi = ((read_phy_reg(pi, 0x4ab) & (0x1ff << 0))
- >> 0);
+ read_phy_reg(pi, 0x4ab); /* idleTssi */
idleTssi0_2C = ((read_phy_reg(pi, 0x63e) & (0x1ff << 0))
>> 0);
@@ -3082,7 +3010,7 @@ static void wlc_lcnphy_tx_pwr_ctrl_init(struct brcms_phy_pub *ppi)
u8 bbmult;
struct phytbl_info tab;
s32 a1, b0, b1;
- s32 tssi, pwr, maxtargetpwr, mintargetpwr;
+ s32 tssi, pwr, mintargetpwr;
bool suspend;
struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro);
@@ -3119,7 +3047,6 @@ static void wlc_lcnphy_tx_pwr_ctrl_init(struct brcms_phy_pub *ppi)
b0 = pi->txpa_2g[0];
b1 = pi->txpa_2g[1];
a1 = pi->txpa_2g[2];
- maxtargetpwr = wlc_lcnphy_tssi2dbm(10, a1, b0, b1);
mintargetpwr = wlc_lcnphy_tssi2dbm(125, a1, b0, b1);
tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL;
@@ -3372,7 +3299,7 @@ wlc_lcnphy_run_samples(struct brcms_phy *pi,
if (iqcalmode) {
- and_phy_reg(pi, 0x453, (u16) ~(0x1 << 15));
+ and_phy_reg(pi, 0x453, 0xffff & ~(0x1 << 15));
or_phy_reg(pi, 0x453, (0x1 << 15));
} else {
write_phy_reg(pi, 0x63f, 1);
@@ -3388,13 +3315,8 @@ void wlc_lcnphy_deaf_mode(struct brcms_phy *pi, bool mode)
u8 phybw40;
phybw40 = CHSPEC_IS40(pi->radio_chanspec);
- if (LCNREV_LT(pi->pubpi.phy_rev, 2)) {
- mod_phy_reg(pi, 0x4b0, (0x1 << 5), (mode) << 5);
- mod_phy_reg(pi, 0x4b1, (0x1 << 9), 0 << 9);
- } else {
- mod_phy_reg(pi, 0x4b0, (0x1 << 5), (mode) << 5);
- mod_phy_reg(pi, 0x4b1, (0x1 << 9), 0 << 9);
- }
+ mod_phy_reg(pi, 0x4b0, (0x1 << 5), (mode) << 5);
+ mod_phy_reg(pi, 0x4b1, (0x1 << 9), 0 << 9);
if (phybw40 == 0) {
mod_phy_reg((pi), 0x410,
@@ -3452,8 +3374,8 @@ wlc_lcnphy_start_tx_tone(struct brcms_phy *pi, s32 f_kHz, u16 max_val,
theta += rot;
- i_samp = (u16) (FLOAT(tone_samp.i * max_val) & 0x3ff);
- q_samp = (u16) (FLOAT(tone_samp.q * max_val) & 0x3ff);
+ i_samp = (u16)(CORDIC_FLOAT(tone_samp.i * max_val) & 0x3ff);
+ q_samp = (u16)(CORDIC_FLOAT(tone_samp.q * max_val) & 0x3ff);
data_buf[t] = (i_samp << 10) | q_samp;
}
@@ -3683,11 +3605,11 @@ wlc_lcnphy_a1(struct brcms_phy *pi, int cal_type, int num_levels,
u16 *phy_c32;
phy_c21 = 0;
phy_c10 = phy_c13 = phy_c14 = phy_c8 = 0;
- ptr = kmalloc(sizeof(s16) * 131, GFP_ATOMIC);
+ ptr = kmalloc_array(131, sizeof(s16), GFP_ATOMIC);
if (NULL == ptr)
return;
- phy_c32 = kmalloc(sizeof(u16) * 20, GFP_ATOMIC);
+ phy_c32 = kmalloc_array(20, sizeof(u16), GFP_ATOMIC);
if (NULL == phy_c32) {
kfree(ptr);
return;
@@ -3877,8 +3799,6 @@ void wlc_lcnphy_get_tx_iqcc(struct brcms_phy *pi, u16 *a, u16 *b)
static void wlc_lcnphy_tx_iqlo_soft_cal_full(struct brcms_phy *pi)
{
- struct lcnphy_unsign16_struct iqcc0, locc2, locc3, locc4;
-
wlc_lcnphy_set_cc(pi, 0, 0, 0);
wlc_lcnphy_set_cc(pi, 2, 0, 0);
wlc_lcnphy_set_cc(pi, 3, 0, 0);
@@ -3891,10 +3811,10 @@ static void wlc_lcnphy_tx_iqlo_soft_cal_full(struct brcms_phy *pi)
wlc_lcnphy_a1(pi, 2, 2, 1);
wlc_lcnphy_a1(pi, 0, 4, 3);
- iqcc0 = wlc_lcnphy_get_cc(pi, 0);
- locc2 = wlc_lcnphy_get_cc(pi, 2);
- locc3 = wlc_lcnphy_get_cc(pi, 3);
- locc4 = wlc_lcnphy_get_cc(pi, 4);
+ wlc_lcnphy_get_cc(pi, 0);
+ wlc_lcnphy_get_cc(pi, 2);
+ wlc_lcnphy_get_cc(pi, 3);
+ wlc_lcnphy_get_cc(pi, 4);
}
u16 wlc_lcnphy_get_tx_locc(struct brcms_phy *pi)
@@ -4210,21 +4130,16 @@ static void wlc_lcnphy_glacial_timer_based_cal(struct brcms_phy *pi)
static void wlc_lcnphy_periodic_cal(struct brcms_phy *pi)
{
- bool suspend, full_cal;
- const struct lcnphy_rx_iqcomp *rx_iqcomp;
- int rx_iqcomp_sz;
+ bool suspend;
u16 SAVE_pwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi);
s8 index;
struct phytbl_info tab;
s32 a1, b0, b1;
- s32 tssi, pwr, maxtargetpwr, mintargetpwr;
+ s32 tssi, pwr, mintargetpwr;
struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy;
pi->phy_lastcal = pi->sh->now;
pi->phy_forcecal = false;
- full_cal =
- (pi_lcn->lcnphy_full_cal_channel !=
- CHSPEC_CHANNEL(pi->radio_chanspec));
pi_lcn->lcnphy_full_cal_channel = CHSPEC_CHANNEL(pi->radio_chanspec);
index = pi_lcn->lcnphy_current_index;
@@ -4239,9 +4154,6 @@ static void wlc_lcnphy_periodic_cal(struct brcms_phy *pi)
wlc_lcnphy_txpwrtbl_iqlo_cal(pi);
- rx_iqcomp = lcnphy_rx_iqcomp_table_rev0;
- rx_iqcomp_sz = ARRAY_SIZE(lcnphy_rx_iqcomp_table_rev0);
-
if (LCNREV_IS(pi->pubpi.phy_rev, 1))
wlc_lcnphy_rx_iq_cal(pi, NULL, 0, true, false, 1, 40);
else
@@ -4254,7 +4166,6 @@ static void wlc_lcnphy_periodic_cal(struct brcms_phy *pi)
b0 = pi->txpa_2g[0];
b1 = pi->txpa_2g[1];
a1 = pi->txpa_2g[2];
- maxtargetpwr = wlc_lcnphy_tssi2dbm(10, a1, b0, b1);
mintargetpwr = wlc_lcnphy_tssi2dbm(125, a1, b0, b1);
tab.tbl_id = LCNPHY_TBL_ID_TXPWRCTL;
@@ -4627,13 +4538,10 @@ static void wlc_lcnphy_radio_init(struct brcms_phy *pi)
static void wlc_lcnphy_tbl_init(struct brcms_phy *pi)
{
uint idx;
- u8 phybw40;
struct phytbl_info tab;
const struct phytbl_info *tb;
u32 val;
- phybw40 = CHSPEC_IS40(pi->radio_chanspec);
-
for (idx = 0; idx < dot11lcnphytbl_info_sz_rev0; idx++)
wlc_lcnphy_write_table(pi, &dot11lcnphytbl_info_rev0[idx]);
@@ -4836,9 +4744,7 @@ static void wlc_lcnphy_baseband_init(struct brcms_phy *pi)
void wlc_phy_init_lcnphy(struct brcms_phy *pi)
{
- u8 phybw40;
struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy;
- phybw40 = CHSPEC_IS40(pi->radio_chanspec);
pi_lcn->lcnphy_cal_counter = 0;
pi_lcn->lcnphy_cal_temper = pi_lcn->lcnphy_rawtempsense;
@@ -4941,10 +4847,6 @@ static bool wlc_phy_txpwr_srom_read_lcnphy(struct brcms_phy *pi)
offset_ofdm >>= 4;
}
} else {
- u8 opo = 0;
-
- opo = sprom->opo;
-
for (i = TXP_FIRST_CCK; i <= TXP_LAST_CCK; i++)
pi->tx_srom_max_rate_2g[i] = txpwr;
@@ -5066,11 +4968,11 @@ bool wlc_phy_attach_lcnphy(struct brcms_phy *pi)
{
struct brcms_phy_lcnphy *pi_lcn;
- pi->u.pi_lcnphy = kzalloc(sizeof(struct brcms_phy_lcnphy), GFP_ATOMIC);
- if (pi->u.pi_lcnphy == NULL)
+ pi_lcn = kzalloc(sizeof(*pi_lcn), GFP_ATOMIC);
+ if (!pi_lcn)
return false;
- pi_lcn = pi->u.pi_lcnphy;
+ pi->u.pi_lcnphy = pi_lcn;
if (0 == (pi->sh->boardflags & BFL_NOPA)) {
pi->hwpwrctrl = true;
@@ -5090,8 +4992,10 @@ bool wlc_phy_attach_lcnphy(struct brcms_phy *pi)
pi->pi_fptr.radioloftget = wlc_lcnphy_get_radio_loft;
pi->pi_fptr.detach = wlc_phy_detach_lcnphy;
- if (!wlc_phy_txpwr_srom_read_lcnphy(pi))
+ if (!wlc_phy_txpwr_srom_read_lcnphy(pi)) {
+ kfree(pi->u.pi_lcnphy);
return false;
+ }
if (LCNREV_IS(pi->pubpi.phy_rev, 1)) {
if (pi_lcn->lcnphy_tempsense_option == 3) {
generated by cgit (git 2.34.1) at 2025-12-28 12:11:18 +0000