i915/display/dvo_tfp410.c

99 static bool tfp410_readb(struct intel_dvo_device *dvo, int addr, u8 *ch)
101 	struct tfp410_priv *tfp = dvo->dev_priv;
102 	struct i2c_adapter *adapter = dvo->i2c_bus;
108 			.addr = dvo->slave_addr,
114 			.addr = dvo->slave_addr,
131 			  addr, adapter->name, dvo->slave_addr);
136 static bool tfp410_writeb(struct intel_dvo_device *dvo, int addr, u8 ch)
138 	struct tfp410_priv *tfp = dvo->dev_priv;
139 	struct i2c_adapter *adapter = dvo->i2c_bus;
142 		.addr = dvo->slave_addr,
156 			  addr, adapter->name, dvo->slave_addr);
162 static int tfp410_getid(struct intel_dvo_device *dvo, int addr)
166 	if (tfp410_readb(dvo, addr+0, &ch1) &&
167 	    tfp410_readb(dvo, addr+1, &ch2))
174 static bool tfp410_init(struct intel_dvo_device *dvo,
185 	dvo->i2c_bus = adapter;
186 	dvo->dev_priv = tfp;
189 	if ((id = tfp410_getid(dvo, TFP410_VID_LO)) != TFP410_VID) {
192 			  id, adapter->name, dvo->slave_addr);
196 	if ((id = tfp410_getid(dvo, TFP410_DID_LO)) != TFP410_DID) {
199 			  id, adapter->name, dvo->slave_addr);
209 static enum drm_connector_status tfp410_detect(struct intel_dvo_device *dvo)
214 	if (tfp410_readb(dvo, TFP410_CTL_2, &ctl2)) {
224 static enum drm_mode_status tfp410_mode_valid(struct intel_dvo_device *dvo,
230 static void tfp410_mode_set(struct intel_dvo_device *dvo,
243 static void tfp410_dpms(struct intel_dvo_device *dvo, bool enable)
247 	if (!tfp410_readb(dvo, TFP410_CTL_1, &ctl1))
255 	tfp410_writeb(dvo, TFP410_CTL_1, ctl1);
258 static bool tfp410_get_hw_state(struct intel_dvo_device *dvo)
262 	if (!tfp410_readb(dvo, TFP410_CTL_1, &ctl1))
271 static void tfp410_dump_regs(struct intel_dvo_device *dvo)
275 	tfp410_readb(dvo, TFP410_REV, &val);
277 	tfp410_readb(dvo, TFP410_CTL_1, &val);
279 	tfp410_readb(dvo, TFP410_CTL_2, &val);
281 	tfp410_readb(dvo, TFP410_CTL_3, &val);
283 	tfp410_readb(dvo, TFP410_USERCFG, &val);
285 	tfp410_readb(dvo, TFP410_DE_DLY, &val);
287 	tfp410_readb(dvo, TFP410_DE_CTL, &val);
289 	tfp410_readb(dvo, TFP410_DE_TOP, &val);
291 	tfp410_readb(dvo, TFP410_DE_CNT_LO, &val);
292 	tfp410_readb(dvo, TFP410_DE_CNT_HI, &val2);
294 	tfp410_readb(dvo, TFP410_DE_LIN_LO, &val);
295 	tfp410_readb(dvo, TFP410_DE_LIN_HI, &val2);
297 	tfp410_readb(dvo, TFP410_H_RES_LO, &val);
298 	tfp410_readb(dvo, TFP410_H_RES_HI, &val2);
300 	tfp410_readb(dvo, TFP410_V_RES_LO, &val);
301 	tfp410_readb(dvo, TFP410_V_RES_HI, &val2);
305 static void tfp410_destroy(struct intel_dvo_device *dvo)
307 	struct tfp410_priv *tfp = dvo->dev_priv;
311 		dvo->dev_priv = NULL;