wifi: brcmsmac: silence sparse warnings

sparse complains on this code about casts that lose bits
due to the usage of bitwise not, but really we do want
16 bits only, so clarify that by using masks.
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://msgid.link/20240223114023.06e5ade90bcd.I41a0cbae1fa259cfbf5fa117ddfce908877475a2@changeid

drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_lcn.c

@@ -3299,7 +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);

drivers/net/wireless/broadcom/brcm80211/brcmsmac/phy/phy_n.c

@@ -17582,7 +17582,7 @@ static void wlc_phy_txpwrctrl_pwr_setup_nphy(struct brcms_phy *pi)
 	or_phy_reg(pi, 0x122, (0x1 << 0));
 
 	if (NREV_GE(pi->pubpi.phy_rev, 3))
-		and_phy_reg(pi, 0x1e7, (u16) (~(0x1 << 15)));
+		and_phy_reg(pi, 0x1e7, 0x7fff);
 	else
 		or_phy_reg(pi, 0x1e7, (0x1 << 15));
 
@@ -18081,7 +18081,7 @@ wlc_phy_rfctrlintc_override_nphy(struct brcms_phy *pi, u8 field, u16 value,
 						   (0x1 << 10));
 
 					and_phy_reg(pi, 0x2ff, (u16)
-						    ~(0x3 << 14));
+						    0xffff & ~(0x3 << 14));
 					or_phy_reg(pi, 0x2ff, (0x1 << 13));
 					or_phy_reg(pi, 0x2ff, (0x1 << 0));
 				} else {
@@ -21048,7 +21048,7 @@ wlc_phy_chanspec_nphy_setup(struct brcms_phy *pi, u16 chanspec,
 		      (val | MAC_PHY_FORCE_CLK));
 
 		and_phy_reg(pi, (NPHY_TO_BPHY_OFF + BPHY_BB_CONFIG),
-			    (u16) (~(BBCFG_RESETCCA | BBCFG_RESETRX)));
+			    0xffff & ~(BBCFG_RESETCCA | BBCFG_RESETRX));
 
 		bcma_write16(pi->d11core, D11REGOFFS(psm_phy_hdr_param), val);
 	}
@@ -21282,7 +21282,8 @@ void wlc_phy_antsel_init(struct brcms_phy_pub *ppi, bool lut_init)
 
 		bcma_set16(pi->d11core, D11REGOFFS(psm_gpio_oe), mask);
 
-		bcma_mask16(pi->d11core, D11REGOFFS(psm_gpio_out), ~mask);
+		bcma_mask16(pi->d11core, D11REGOFFS(psm_gpio_out),
+			    0xffff & ~mask);
 
 		if (lut_init) {
 			write_phy_reg(pi, 0xf8, 0x02d8);
@@ -23192,7 +23193,7 @@ void wlc_phy_stopplayback_nphy(struct brcms_phy *pi)
 		or_phy_reg(pi, 0xc3, NPHY_sampleCmd_STOP);
 	else if (playback_status & 0x2)
 		and_phy_reg(pi, 0xc2,
-			    (u16) ~NPHY_iqloCalCmdGctl_IQLO_CAL_EN);
+			    0xffff & ~NPHY_iqloCalCmdGctl_IQLO_CAL_EN);
 
 	and_phy_reg(pi, 0xc3, (u16) ~(0x1 << 2));
 
@@ -28197,8 +28198,9 @@ void wlc_phy_txpwrctrl_enable_nphy(struct brcms_phy *pi, u8 ctrl_type)
 
 		if (NREV_GE(pi->pubpi.phy_rev, 3))
 			and_phy_reg(pi, 0x1e7,
-				    (u16) (~((0x1 << 15) |
-					     (0x1 << 14) | (0x1 << 13))));
+				    0xffff & ~((0x1 << 15) |
+					       (0x1 << 14) |
+					       (0x1 << 13)));
 		else
 			and_phy_reg(pi, 0x1e7,
 				    (u16) (~((0x1 << 14) | (0x1 << 13))));