Cross Reference: /drivers/net/phy/mdio-bitbang.c

Lines Matching refs:ctrl
47 static void mdiobb_send_bit(struct mdiobb_ctrl *ctrl, int val)
49 	const struct mdiobb_ops *ops = ctrl->ops;
51 	ops->set_mdio_data(ctrl, val);
53 	ops->set_mdc(ctrl, 1);
55 	ops->set_mdc(ctrl, 0);
59 static int mdiobb_get_bit(struct mdiobb_ctrl *ctrl)
61 	const struct mdiobb_ops *ops = ctrl->ops;
64 	ops->set_mdc(ctrl, 1);
66 	ops->set_mdc(ctrl, 0);
68 	return ops->get_mdio_data(ctrl);
72 static void mdiobb_send_num(struct mdiobb_ctrl *ctrl, u16 val, int bits)
77 		mdiobb_send_bit(ctrl, (val >> i) & 1);
81 static u16 mdiobb_get_num(struct mdiobb_ctrl *ctrl, int bits)
88 		ret |= mdiobb_get_bit(ctrl);
97 static void mdiobb_cmd(struct mdiobb_ctrl *ctrl, int op, u8 phy, u8 reg)
99 	const struct mdiobb_ops *ops = ctrl->ops;
102 	ops->set_mdio_dir(ctrl, 1);
114 		mdiobb_send_bit(ctrl, 1);
119 	mdiobb_send_bit(ctrl, 0);
121 		mdiobb_send_bit(ctrl, 0);
123 		mdiobb_send_bit(ctrl, 1);
124 	mdiobb_send_bit(ctrl, (op >> 1) & 1);
125 	mdiobb_send_bit(ctrl, (op >> 0) & 1);
127 	mdiobb_send_num(ctrl, phy, 5);
128 	mdiobb_send_num(ctrl, reg, 5);
137 static int mdiobb_cmd_addr(struct mdiobb_ctrl *ctrl, int phy, u32 addr)
141 	mdiobb_cmd(ctrl, MDIO_C45_ADDR, phy, dev_addr);
144 	mdiobb_send_bit(ctrl, 1);
145 	mdiobb_send_bit(ctrl, 0);
147 	mdiobb_send_num(ctrl, reg, 16);
149 	ctrl->ops->set_mdio_dir(ctrl, 0);
150 	mdiobb_get_bit(ctrl);
157 	struct mdiobb_ctrl *ctrl = bus->priv;
161 		reg = mdiobb_cmd_addr(ctrl, phy, reg);
162 		mdiobb_cmd(ctrl, MDIO_C45_READ, phy, reg);
164 		mdiobb_cmd(ctrl, MDIO_READ, phy, reg);
166 	ctrl->ops->set_mdio_dir(ctrl, 0);
169 	if (mdiobb_get_bit(ctrl) != 0) {
174 			mdiobb_get_bit(ctrl);
179 	ret = mdiobb_get_num(ctrl, 16);
180 	mdiobb_get_bit(ctrl);
186 	struct mdiobb_ctrl *ctrl = bus->priv;
189 		reg = mdiobb_cmd_addr(ctrl, phy, reg);
190 		mdiobb_cmd(ctrl, MDIO_C45_WRITE, phy, reg);
192 		mdiobb_cmd(ctrl, MDIO_WRITE, phy, reg);
195 	mdiobb_send_bit(ctrl, 1);
196 	mdiobb_send_bit(ctrl, 0);
198 	mdiobb_send_num(ctrl, val, 16);
200 	ctrl->ops->set_mdio_dir(ctrl, 0);
201 	mdiobb_get_bit(ctrl);
207 	struct mdiobb_ctrl *ctrl = bus->priv;
208 	if (ctrl->reset)
209 		ctrl->reset(bus);
213 struct mii_bus *alloc_mdio_bitbang(struct mdiobb_ctrl *ctrl)
221 	__module_get(ctrl->ops->owner);
226 	bus->priv = ctrl;
234 	struct mdiobb_ctrl *ctrl = bus->priv;
236 	module_put(ctrl->ops->owner);