54 	struct v4l2_subdev sd;  member
65 static inline struct wm8739_state *to_state(struct v4l2_subdev *sd)  in to_state()  argument
67 	return container_of(sd, struct wm8739_state, sd);  in to_state()
72 	return &container_of(ctrl->handler, struct wm8739_state, hdl)->sd;  in to_sd()
77 static int wm8739_write(struct v4l2_subdev *sd, int reg, u16 val)  in wm8739_write()  argument
79 	struct i2c_client *client = v4l2_get_subdevdata(sd);  in wm8739_write()
83 		v4l2_err(sd, "Invalid register R%d\n", reg);  in wm8739_write()
87 	v4l2_dbg(1, debug, sd, "write: %02x %02x\n", reg, val);  in wm8739_write()
93 	v4l2_err(sd, "I2C: cannot write %03x to register R%d\n", val, reg);  in wm8739_write()
99 	struct v4l2_subdev *sd = to_sd(ctrl);  in wm8739_s_ctrl()  local
100 	struct wm8739_state *state = to_state(sd);  in wm8739_s_ctrl()
127 	wm8739_write(sd, R0, (vol_l & 0x1f) | mute);  in wm8739_s_ctrl()
128 	wm8739_write(sd, R1, (vol_r & 0x1f) | mute);  in wm8739_s_ctrl()
134 static int wm8739_s_clock_freq(struct v4l2_subdev *sd, u32 audiofreq)  in wm8739_s_clock_freq()  argument
136 	struct wm8739_state *state = to_state(sd);  in wm8739_s_clock_freq()
140 	wm8739_write(sd, R9, 0x000);  in wm8739_s_clock_freq()
144 		wm8739_write(sd, R8, 0x020);  in wm8739_s_clock_freq()
148 		wm8739_write(sd, R8, 0x000);  in wm8739_s_clock_freq()
152 		wm8739_write(sd, R8, 0x018);  in wm8739_s_clock_freq()
158 	wm8739_write(sd, R9, 0x001);  in wm8739_s_clock_freq()
162 static int wm8739_log_status(struct v4l2_subdev *sd)  in wm8739_log_status()  argument
164 	struct wm8739_state *state = to_state(sd);  in wm8739_log_status()
166 	v4l2_info(sd, "Frequency: %u Hz\n", state->clock_freq);  in wm8739_log_status()
167 	v4l2_ctrl_handler_log_status(&state->hdl, sd->name);  in wm8739_log_status()
198 	struct v4l2_subdev *sd;  in wm8739_probe()  local
210 	sd = &state->sd;  in wm8739_probe()
211 	v4l2_i2c_subdev_init(sd, client, &wm8739_ops);  in wm8739_probe()
219 	sd->ctrl_handler = &state->hdl;  in wm8739_probe()
233 	wm8739_write(sd, R15, 0x00);  in wm8739_probe()
235 	wm8739_write(sd, R5, 0x000);  in wm8739_probe()
237 	wm8739_write(sd, R6, 0x000);  in wm8739_probe()
240 	wm8739_write(sd, R7, 0x049);  in wm8739_probe()
242 	wm8739_write(sd, R8, 0x000);  in wm8739_probe()
244 	wm8739_write(sd, R9, 0x001);  in wm8739_probe()
252 	struct v4l2_subdev *sd = i2c_get_clientdata(client);  in wm8739_remove()  local
253 	struct wm8739_state *state = to_state(sd);  in wm8739_remove()
255 	v4l2_device_unregister_subdev(sd);  in wm8739_remove()