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authorGreg V <greg@unrelenting.technology>2022-05-04 13:32:59 +0000
committerMark Johnston <markj@FreeBSD.org>2022-05-12 12:56:04 +0000
commit7bb21369905af0136102fd5dcd0f0b8577181a01 (patch)
tree5faa1227f0bc6bceef551541fbbde70d857356ec
parent2baed7fc24fc35203f207e45b2bd889df23be38d (diff)
downloadsrc-7bb21369905af0136102fd5dcd0f0b8577181a01.tar.gz
src-7bb21369905af0136102fd5dcd0f0b8577181a01.zip
bwn: eliminate dead writes in BWN_GPL_PHY
This fixes the newly Werror'ed useless write warnings with options BWN_GPL_PHY. Reviewed by: markj (cherry picked from commit 12905b7d50289633a58caf34ba77ff318ba4f0c2)
-rw-r--r--sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_core.c4
-rw-r--r--sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_tables.c11
2 files changed, 10 insertions, 5 deletions
diff --git a/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_core.c b/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_core.c
index f93b7af26877..6b47a5990d3b 100644
--- a/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_core.c
+++ b/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_core.c
@@ -6070,7 +6070,6 @@ bwn_nphy_op_recalc_txpower(struct bwn_mac *mac, bool ignore_tssi)
struct bwn_softc *sc = mac->mac_sc;
struct bwn_ppr *ppr = &nphy->tx_pwr_max_ppr;
uint8_t max; /* qdBm */
- bool tx_pwr_state;
if (nphy->tx_pwr_last_recalc_freq == bwn_get_centre_freq(mac) &&
nphy->tx_pwr_last_recalc_limit == phy->txpower)
@@ -6108,7 +6107,6 @@ bwn_nphy_op_recalc_txpower(struct bwn_mac *mac, bool ignore_tssi)
bwn_ppr_apply_min(mac, ppr, INT_TO_Q52(8));
/* Apply */
- tx_pwr_state = nphy->txpwrctrl;
bwn_mac_suspend(mac);
bwn_nphy_tx_power_ctl_setup(mac);
if (bhnd_get_hwrev(sc->sc_dev) == 11 || bhnd_get_hwrev(sc->sc_dev) == 12) {
@@ -6214,7 +6212,6 @@ static int bwn_phy_initn(struct bwn_mac *mac)
struct bwn_nphy_txgains target;
int error;
uint16_t tmp;
- bwn_band_t tmp2;
bool do_rssi_cal;
uint16_t clip[2];
@@ -6308,7 +6305,6 @@ static int bwn_phy_initn(struct bwn_mac *mac)
BWN_PHY_WRITE(mac, BWN_NPHY_DUP40_BL, 0x9A4);
}
- tmp2 = bwn_current_band(mac);
if (bwn_nphy_ipa(mac)) {
BWN_PHY_SET(mac, BWN_NPHY_PAPD_EN0, 0x1);
BWN_PHY_SETMASK(mac, BWN_NPHY_EPS_TABLE_ADJ0, 0x007F,
diff --git a/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_tables.c b/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_tables.c
index b59271f65933..c1fc199b75d4 100644
--- a/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_tables.c
+++ b/sys/gnu/dev/bwn/phy_n/if_bwn_phy_n_tables.c
@@ -3454,10 +3454,15 @@ void bwn_ntab_read_bulk(struct bwn_mac *mac, uint32_t offset,
void bwn_ntab_write(struct bwn_mac *mac, uint32_t offset, uint32_t value)
{
- uint32_t type, orig;
+ uint32_t type;
+#ifdef INVARIANTS
+ uint32_t orig;
+#endif
type = offset & BWN_NTAB_TYPEMASK;
+#ifdef INVARIANTS
orig = offset;
+#endif
offset &= 0xFFFF;
switch (type) {
@@ -3494,12 +3499,16 @@ void bwn_ntab_write_bulk(struct bwn_mac *mac, uint32_t offset,
{
struct bwn_softc *sc = mac->mac_sc;
uint32_t type, value;
+#ifdef INVARIANTS
uint32_t orig;
+#endif
const uint8_t *data = _data;
unsigned int i;
type = offset & BWN_NTAB_TYPEMASK;
+#ifdef INVARIANTS
orig = offset;
+#endif
offset &= ~BWN_NTAB_TYPEMASK;
KASSERT(offset <= 0xFFFF, ("%s: invalid offset (%d)\n",
__func__, offset));