40 static int matroxfb_read_gpio(struct matrox_fb_info* minfo) {  in matroxfb_read_gpio()  argument
45 	v = matroxfb_DAC_in(minfo, DAC_XGENIODATA);  in matroxfb_read_gpio()
50 static void matroxfb_set_gpio(struct matrox_fb_info* minfo, int mask, int val) {  in matroxfb_set_gpio()  argument
55 	v = (matroxfb_DAC_in(minfo, DAC_XGENIOCTRL) & mask) | val;  in matroxfb_set_gpio()
56 	matroxfb_DAC_out(minfo, DAC_XGENIOCTRL, v);  in matroxfb_set_gpio()
58 	matroxfb_DAC_out(minfo, DAC_XGENIODATA, 0x00);  in matroxfb_set_gpio()
63 static inline void matroxfb_i2c_set(struct matrox_fb_info* minfo, int mask, int state) {  in matroxfb_i2c_set()  argument
68 	matroxfb_set_gpio(minfo, ~mask, state);  in matroxfb_i2c_set()
73 	matroxfb_i2c_set(b->minfo, b->mask.data, state);  in matroxfb_gpio_setsda()
78 	matroxfb_i2c_set(b->minfo, b->mask.clock, state);  in matroxfb_gpio_setscl()
83 	return (matroxfb_read_gpio(b->minfo) & b->mask.data) ? 1 : 0;  in matroxfb_gpio_getsda()
88 	return (matroxfb_read_gpio(b->minfo) & b->mask.clock) ? 1 : 0;  in matroxfb_gpio_getscl()
101 static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo,   in i2c_bus_reg()  argument
107 	b->minfo = minfo;  in i2c_bus_reg()
112 		minfo->fbcon.node);  in i2c_bus_reg()
116 	b->adapter.dev.parent = &minfo->pcidev->dev;  in i2c_bus_reg()
143 static void* i2c_matroxfb_probe(struct matrox_fb_info* minfo) {  in i2c_matroxfb_probe()  argument
153 	matroxfb_DAC_out(minfo, DAC_XGENIODATA, 0xFF);  in i2c_matroxfb_probe()
154 	matroxfb_DAC_out(minfo, DAC_XGENIOCTRL, 0x00);  in i2c_matroxfb_probe()
157 	switch (minfo->chip) {  in i2c_matroxfb_probe()
160 			err = i2c_bus_reg(&m2info->ddc1, minfo,  in i2c_matroxfb_probe()
165 			err = i2c_bus_reg(&m2info->ddc1, minfo,  in i2c_matroxfb_probe()
172 	if (minfo->devflags.dualhead) {  in i2c_matroxfb_probe()
173 		err = i2c_bus_reg(&m2info->ddc2, minfo,  in i2c_matroxfb_probe()
181 		err = i2c_bus_reg(&m2info->maven, minfo,  in i2c_matroxfb_probe()
204 static void i2c_matroxfb_remove(struct matrox_fb_info* minfo, void* data) {  in i2c_matroxfb_remove()  argument