165 static void ch7017_dump_regs(struct intel_dvo_device *dvo);
166 static void ch7017_dpms(struct intel_dvo_device *dvo, bool enable);
168 static bool ch7017_read(struct intel_dvo_device *dvo, u8 addr, u8 *val)  in ch7017_read()  argument
172 			.addr = dvo->slave_addr,  in ch7017_read()
178 			.addr = dvo->slave_addr,  in ch7017_read()
184 	return i2c_transfer(dvo->i2c_bus, msgs, 2) == 2;  in ch7017_read()
187 static bool ch7017_write(struct intel_dvo_device *dvo, u8 addr, u8 val)  in ch7017_write()  argument
191 		.addr = dvo->slave_addr,  in ch7017_write()
196 	return i2c_transfer(dvo->i2c_bus, &msg, 1) == 1;  in ch7017_write()
200 static bool ch7017_init(struct intel_dvo_device *dvo,  in ch7017_init()  argument
211 	dvo->i2c_bus = adapter;  in ch7017_init()
212 	dvo->dev_priv = priv;  in ch7017_init()
214 	if (!ch7017_read(dvo, CH7017_DEVICE_ID, &val))  in ch7017_init()
230 			      val, adapter->name, dvo->slave_addr);  in ch7017_init()
235 		      str, adapter->name, dvo->slave_addr);  in ch7017_init()
243 static enum drm_connector_status ch7017_detect(struct intel_dvo_device *dvo)  in ch7017_detect()  argument
248 static enum drm_mode_status ch7017_mode_valid(struct intel_dvo_device *dvo,  in ch7017_mode_valid()  argument
257 static void ch7017_mode_set(struct intel_dvo_device *dvo,  in ch7017_mode_set()  argument
268 	ch7017_dump_regs(dvo);  in ch7017_mode_set()
312 	ch7017_dpms(dvo, false);  in ch7017_mode_set()
313 	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_INPUT,  in ch7017_mode_set()
315 	ch7017_write(dvo, CH7017_HORIZONTAL_ACTIVE_PIXEL_OUTPUT,  in ch7017_mode_set()
317 	ch7017_write(dvo, CH7017_VERTICAL_ACTIVE_LINE_OUTPUT,  in ch7017_mode_set()
319 	ch7017_write(dvo, CH7017_ACTIVE_INPUT_LINE_OUTPUT,  in ch7017_mode_set()
321 	ch7017_write(dvo, CH7017_LVDS_PLL_VCO_CONTROL, lvds_pll_vco_control);  in ch7017_mode_set()
322 	ch7017_write(dvo, CH7017_LVDS_PLL_FEEDBACK_DIV, lvds_pll_feedback_div);  in ch7017_mode_set()
323 	ch7017_write(dvo, CH7017_LVDS_CONTROL_2, lvds_control_2);  in ch7017_mode_set()
324 	ch7017_write(dvo, CH7017_OUTPUTS_ENABLE, outputs_enable);  in ch7017_mode_set()
327 	ch7017_write(dvo, CH7017_LVDS_POWER_DOWN, lvds_power_down);  in ch7017_mode_set()
330 	ch7017_dump_regs(dvo);  in ch7017_mode_set()
334 static void ch7017_dpms(struct intel_dvo_device *dvo, bool enable)  in ch7017_dpms()  argument
338 	ch7017_read(dvo, CH7017_LVDS_POWER_DOWN, &val);  in ch7017_dpms()
341 	ch7017_write(dvo, CH7017_POWER_MANAGEMENT,  in ch7017_dpms()
350 		ch7017_write(dvo, CH7017_LVDS_POWER_DOWN,  in ch7017_dpms()
354 		ch7017_write(dvo, CH7017_LVDS_POWER_DOWN,  in ch7017_dpms()
362 static bool ch7017_get_hw_state(struct intel_dvo_device *dvo)  in ch7017_get_hw_state()  argument
366 	ch7017_read(dvo, CH7017_LVDS_POWER_DOWN, &val);  in ch7017_get_hw_state()
374 static void ch7017_dump_regs(struct intel_dvo_device *dvo)  in ch7017_dump_regs()  argument
380 	ch7017_read(dvo, reg, &val);			\  in ch7017_dump_regs()
395 static void ch7017_destroy(struct intel_dvo_device *dvo)  in ch7017_destroy()  argument
397 	struct ch7017_priv *priv = dvo->dev_priv;  in ch7017_destroy()
401 		dvo->dev_priv = NULL;  in ch7017_destroy()