brcm80211: use container_of to resolve brcms_phy from brcms_phy_pub

Use container_of instead of casting first structure member.

Compiled but untested.
Signed-off-by: Fabian Frederick <fabf@skynet.be>
Acked-by: Arend van Spriel <arend@broadcom.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

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

@@ -2865,7 +2865,7 @@ 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 = (struct brcms_phy *) ppi;
+	struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro);
 	u16 idleTssi, idleTssi0_2C, idleTssi0_OB, idleTssi0_regvalue_OB,
 	    idleTssi0_regvalue_2C;
 	u16 SAVE_txpwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi);
@@ -3084,7 +3084,7 @@ static void wlc_lcnphy_tx_pwr_ctrl_init(struct brcms_phy_pub *ppi)
 	s32 a1, b0, b1;
 	s32 tssi, pwr, maxtargetpwr, mintargetpwr;
 	bool suspend;
-	struct brcms_phy *pi = (struct brcms_phy *) ppi;
+	struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro);
 
 	suspend = (0 == (bcma_read32(pi->d11core, D11REGOFFS(maccontrol)) &
 			 MCTL_EN_MAC));
@@ -4348,7 +4348,7 @@ void wlc_lcnphy_tx_power_adjustment(struct brcms_phy_pub *ppi)
 {
 	s8 index;
 	u16 index2;
-	struct brcms_phy *pi = (struct brcms_phy *) ppi;
+	struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro);
 	struct brcms_phy_lcnphy *pi_lcn = pi->u.pi_lcnphy;
 	u16 SAVE_txpwrctrl = wlc_lcnphy_get_tx_pwr_ctrl(pi);
 	if (wlc_lcnphy_tempsense_based_pwr_ctrl_enabled(pi) &&

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

@@ -14121,7 +14121,7 @@ static u8 ant_sw_ctrl_tbl_rev8_2057v7_core1[] = {
 
 bool wlc_phy_bist_check_phy(struct brcms_phy_pub *pih)
 {
-	struct brcms_phy *pi = (struct brcms_phy *) pih;
+	struct brcms_phy *pi = container_of(pih, struct brcms_phy, pubpi_ro);
 	u32 phybist0, phybist1, phybist2, phybist3, phybist4;
 
 	if (NREV_GE(pi->pubpi.phy_rev, 16))
@@ -19734,7 +19734,7 @@ void wlc_phy_rxcore_setstate_nphy(struct brcms_phy_pub *pih, u8 rxcore_bitmask)
 	u16 regval;
 	u16 tbl_buf[16];
 	uint i;
-	struct brcms_phy *pi = (struct brcms_phy *) pih;
+	struct brcms_phy *pi = container_of(pih, struct brcms_phy, pubpi_ro);
 	u16 tbl_opcode;
 	bool suspend;
 
@@ -19812,7 +19812,7 @@ void wlc_phy_rxcore_setstate_nphy(struct brcms_phy_pub *pih, u8 rxcore_bitmask)
 u8 wlc_phy_rxcore_getstate_nphy(struct brcms_phy_pub *pih)
 {
 	u16 regval, rxen_bits;
-	struct brcms_phy *pi = (struct brcms_phy *) pih;
+	struct brcms_phy *pi = container_of(pih, struct brcms_phy, pubpi_ro);
 
 	regval = read_phy_reg(pi, 0xa2);
 	rxen_bits = (regval >> 4) & 0xf;
@@ -21342,7 +21342,7 @@ void wlc_phy_chanspec_set_nphy(struct brcms_phy *pi, u16 chanspec)
 
 void wlc_phy_antsel_init(struct brcms_phy_pub *ppi, bool lut_init)
 {
-	struct brcms_phy *pi = (struct brcms_phy *) ppi;
+	struct brcms_phy *pi = container_of(ppi, struct brcms_phy, pubpi_ro);
 	u16 mask = 0xfc00;
 	u32 mc = 0;