25 int bcm_phy_write_exp(struct phy_device *phydev, u16 reg, u16 val)  in bcm_phy_write_exp()  argument
33 	return phy_write(phydev, MII_BCM54XX_EXP_DATA, val);  in bcm_phy_write_exp()
39 	int val;  in bcm_phy_read_exp()  local
41 	val = phy_write(phydev, MII_BCM54XX_EXP_SEL, reg);  in bcm_phy_read_exp()
42 	if (val < 0)  in bcm_phy_read_exp()
43 		return val;  in bcm_phy_read_exp()
45 	val = phy_read(phydev, MII_BCM54XX_EXP_DATA);  in bcm_phy_read_exp()
50 	return val;  in bcm_phy_read_exp()
65 int bcm54xx_auxctl_write(struct phy_device *phydev, u16 regnum, u16 val)  in bcm54xx_auxctl_write()  argument
67 	return phy_write(phydev, MII_BCM54XX_AUX_CTL, regnum | val);  in bcm54xx_auxctl_write()
72 		       u16 reg, u16 chl, u16 val)  in bcm_phy_write_misc()  argument
89 	rc = bcm_phy_write_exp(phydev, tmp, val);  in bcm_phy_write_misc()
157 			 u16 val)  in bcm_phy_write_shadow()  argument
162 			 MII_BCM54XX_SHD_DATA(val));  in bcm_phy_write_shadow()
168 	int val;  in bcm_phy_enable_apd()  local
171 		val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_SCR3);  in bcm_phy_enable_apd()
172 		if (val < 0)  in bcm_phy_enable_apd()
173 			return val;  in bcm_phy_enable_apd()
175 		val |= BCM54XX_SHD_SCR3_DLLAPD_DIS;  in bcm_phy_enable_apd()
176 		bcm_phy_write_shadow(phydev, BCM54XX_SHD_SCR3, val);  in bcm_phy_enable_apd()
179 	val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_APD);  in bcm_phy_enable_apd()
180 	if (val < 0)  in bcm_phy_enable_apd()
181 		return val;  in bcm_phy_enable_apd()
184 	val &= BCM_APD_CLR_MASK;  in bcm_phy_enable_apd()
187 		val |= BCM54XX_SHD_APD_EN;  in bcm_phy_enable_apd()
189 		val |= BCM_NO_ANEG_APD_EN;  in bcm_phy_enable_apd()
192 	val |= BCM_APD_SINGLELP_EN;  in bcm_phy_enable_apd()
195 	return bcm_phy_write_shadow(phydev, BCM54XX_SHD_APD, val);  in bcm_phy_enable_apd()
201 	int val;  in bcm_phy_set_eee()  local
204 	val = phy_read_mmd(phydev, MDIO_MMD_AN, BRCM_CL45VEN_EEE_CONTROL);  in bcm_phy_set_eee()
205 	if (val < 0)  in bcm_phy_set_eee()
206 		return val;  in bcm_phy_set_eee()
209 		val |= LPI_FEATURE_EN | LPI_FEATURE_EN_DIG1000X;  in bcm_phy_set_eee()
211 		val &= ~(LPI_FEATURE_EN | LPI_FEATURE_EN_DIG1000X);  in bcm_phy_set_eee()
213 	phy_write_mmd(phydev, MDIO_MMD_AN, BRCM_CL45VEN_EEE_CONTROL, (u32)val);  in bcm_phy_set_eee()
216 	val = phy_read_mmd(phydev, MDIO_MMD_AN, BCM_CL45VEN_EEE_ADV);  in bcm_phy_set_eee()
217 	if (val < 0)  in bcm_phy_set_eee()
218 		return val;  in bcm_phy_set_eee()
221 		val |= (MDIO_EEE_100TX | MDIO_EEE_1000T);  in bcm_phy_set_eee()
223 		val &= ~(MDIO_EEE_100TX | MDIO_EEE_1000T);  in bcm_phy_set_eee()
225 	phy_write_mmd(phydev, MDIO_MMD_AN, BCM_CL45VEN_EEE_ADV, (u32)val);  in bcm_phy_set_eee()
233 	int val;  in bcm_phy_downshift_get()  local
235 	val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);  in bcm_phy_downshift_get()
236 	if (val < 0)  in bcm_phy_downshift_get()
237 		return val;  in bcm_phy_downshift_get()
240 	if (!(val & MII_BCM54XX_AUXCTL_SHDWSEL_MISC_WIRESPEED_EN)) {  in bcm_phy_downshift_get()
245 	val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_SCR2);  in bcm_phy_downshift_get()
246 	if (val < 0)  in bcm_phy_downshift_get()
247 		return val;  in bcm_phy_downshift_get()
250 	if (val & BCM54XX_SHD_SCR2_WSPD_RTRY_DIS) {  in bcm_phy_downshift_get()
254 		val >>= BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_SHIFT;  in bcm_phy_downshift_get()
255 		val &= BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_MASK;  in bcm_phy_downshift_get()
256 		*count = val + BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_OFFSET;  in bcm_phy_downshift_get()
265 	int val = 0, ret = 0;  in bcm_phy_downshift_set()  local
274 	val = bcm54xx_auxctl_read(phydev, MII_BCM54XX_AUXCTL_SHDWSEL_MISC);  in bcm_phy_downshift_set()
275 	if (val < 0)  in bcm_phy_downshift_set()
276 		return val;  in bcm_phy_downshift_set()
279 	val |= MII_BCM54XX_AUXCTL_MISC_WREN;  in bcm_phy_downshift_set()
282 		val &= ~MII_BCM54XX_AUXCTL_SHDWSEL_MISC_WIRESPEED_EN;  in bcm_phy_downshift_set()
285 					    val);  in bcm_phy_downshift_set()
287 		val |= MII_BCM54XX_AUXCTL_SHDWSEL_MISC_WIRESPEED_EN;  in bcm_phy_downshift_set()
290 					   val);  in bcm_phy_downshift_set()
295 	val = bcm_phy_read_shadow(phydev, BCM54XX_SHD_SCR2);  in bcm_phy_downshift_set()
296 	val &= ~(BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_MASK <<  in bcm_phy_downshift_set()
302 		val |= BCM54XX_SHD_SCR2_WSPD_RTRY_DIS;  in bcm_phy_downshift_set()
305 		val |= 1 << BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_SHIFT;  in bcm_phy_downshift_set()
308 		val |= (count - BCM54XX_SHD_SCR2_WSPD_RTRY_LMT_OFFSET) <<  in bcm_phy_downshift_set()
313 	return bcm_phy_write_shadow(phydev, BCM54XX_SHD_SCR2, val);  in bcm_phy_downshift_set()
356 	int val;  in bcm_phy_get_stat()  local
359 	val = phy_read(phydev, stat.reg);  in bcm_phy_get_stat()
360 	if (val < 0) {  in bcm_phy_get_stat()
363 		val >>= stat.shift;  in bcm_phy_get_stat()
364 		val = val & ((1 << stat.bits) - 1);  in bcm_phy_get_stat()
365 		shadow[i] += val;  in bcm_phy_get_stat()