166 static void ch7017_dump_regs(struct intel_dvo_device *dvo);
167 static void ch7017_dpms(struct intel_dvo_device *dvo, bool enable);
169 static bool ch7017_read(struct intel_dvo_device *dvo, u8 addr, u8 *val)  in ch7017_read()  argument
173 			.addr = dvo->slave_addr,  in ch7017_read()
179 			.addr = dvo->slave_addr,  in ch7017_read()
185 	return i2c_transfer(dvo->i2c_bus, msgs, 2) == 2;  in ch7017_read()
188 static bool ch7017_write(struct intel_dvo_device *dvo, u8 addr, u8 val)  in ch7017_write()  argument
192 		.addr = dvo->slave_addr,  in ch7017_write()
197 	return i2c_transfer(dvo->i2c_bus, &msg, 1) == 1;  in ch7017_write()
201 static bool ch7017_init(struct intel_dvo_device *dvo,  in ch7017_init()  argument
212 	dvo->i2c_bus = adapter;  in ch7017_init()
213 	dvo->dev_priv = priv;  in ch7017_init()
215 	if (!ch7017_read(dvo, CH7017_DEVICE_ID, &val))  in ch7017_init()
231 			      val, adapter->name, dvo->slave_addr);  in ch7017_init()
236 		      str, adapter->name, dvo->slave_addr);  in ch7017_init()
244 static enum drm_connector_status ch7017_detect(struct intel_dvo_device *dvo)  in ch7017_detect()  argument
249 static enum drm_mode_status ch7017_mode_valid(struct intel_dvo_device *dvo,  in ch7017_mode_valid()  argument
258 static void ch7017_mode_set(struct intel_dvo_device *dvo,  in ch7017_mode_set()  argument
269 	ch7017_dump_regs(dvo);  in ch7017_mode_set()
313 	ch7017_dpms(dvo, false);  in ch7017_mode_set()
314 	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_INPUT,  in ch7017_mode_set()
316 	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_OUTPUT,  in ch7017_mode_set()
318 	ch7017_write(dvo, CH7017_VERTICAL_ACTIVE_LINE_OUTPUT,  in ch7017_mode_set()
320 	ch7017_write(dvo, CH7017_ACTIVE_INPUT_LINE_OUTPUT,  in ch7017_mode_set()
322 	ch7017_write(dvo, CH7017_LVDS_PLL_VCO_CONTROL, lvds_pll_vco_control);  in ch7017_mode_set()
323 	ch7017_write(dvo, CH7017_LVDS_PLL_FEEDBACK_DIV, lvds_pll_feedback_div);  in ch7017_mode_set()
324 	ch7017_write(dvo, CH7017_LVDS_CONTROL_2, lvds_control_2);  in ch7017_mode_set()
325 	ch7017_write(dvo, CH7017_OUTPUTS_ENABLE, outputs_enable);  in ch7017_mode_set()
328 	ch7017_write(dvo, CH7017_LVDS_POWER_DOWN, lvds_power_down);  in ch7017_mode_set()
331 	ch7017_dump_regs(dvo);  in ch7017_mode_set()
335 static void ch7017_dpms(struct intel_dvo_device *dvo, bool enable)  in ch7017_dpms()  argument
339 	ch7017_read(dvo, CH7017_LVDS_POWER_DOWN, &val);  in ch7017_dpms()
342 	ch7017_write(dvo, CH7017_POWER_MANAGEMENT,  in ch7017_dpms()
351 		ch7017_write(dvo, CH7017_LVDS_POWER_DOWN,  in ch7017_dpms()
355 		ch7017_write(dvo, CH7017_LVDS_POWER_DOWN,  in ch7017_dpms()
363 static bool ch7017_get_hw_state(struct intel_dvo_device *dvo)  in ch7017_get_hw_state()  argument
367 	ch7017_read(dvo, CH7017_LVDS_POWER_DOWN, &val);  in ch7017_get_hw_state()
375 static void ch7017_dump_regs(struct intel_dvo_device *dvo)  in ch7017_dump_regs()  argument
381 	ch7017_read(dvo, reg, &val);			\  in ch7017_dump_regs()
396 static void ch7017_destroy(struct intel_dvo_device *dvo)  in ch7017_destroy()  argument
398 	struct ch7017_priv *priv = dvo->dev_priv;  in ch7017_destroy()
402 		dvo->dev_priv = NULL;  in ch7017_destroy()