29 	int ch;  member
35 	struct nvkm_device *device = aux->base.pad->i2c->subdev.device;  in g94_i2c_aux_fini()
36 	nvkm_mask(device, 0x00e4e4 + (aux->ch * 0x50), 0x00310000, 0x00000000);  in g94_i2c_aux_fini()
42 	struct nvkm_device *device = aux->base.pad->i2c->subdev.device;  in g94_i2c_aux_init()
51 		ctrl = nvkm_rd32(device, 0x00e4e4 + (aux->ch * 0x50));  in g94_i2c_aux_init()
53 		if (!timeout--) {  in g94_i2c_aux_init()
54 			AUX_ERR(&aux->base, "begin idle timeout %08x", ctrl);  in g94_i2c_aux_init()
55 			return -EBUSY;  in g94_i2c_aux_init()
60 	nvkm_mask(device, 0x00e4e4 + (aux->ch * 0x50), 0x00300000, ureq);  in g94_i2c_aux_init()
63 		ctrl = nvkm_rd32(device, 0x00e4e4 + (aux->ch * 0x50));  in g94_i2c_aux_init()
65 		if (!timeout--) {  in g94_i2c_aux_init()
66 			AUX_ERR(&aux->base, "magic wait %08x", ctrl);  in g94_i2c_aux_init()
68 			return -EBUSY;  in g94_i2c_aux_init()
80 	struct nvkm_i2c *i2c = aux->base.pad->i2c;  in g94_i2c_aux_xfer()
81 	struct nvkm_device *device = i2c->subdev.device;  in g94_i2c_aux_xfer()
82 	const u32 base = aux->ch * 0x50;  in g94_i2c_aux_xfer()
87 	AUX_TRACE(&aux->base, "%d: %08x %d", type, addr, *size);  in g94_i2c_aux_xfer()
95 		AUX_TRACE(&aux->base, "sink not detected");  in g94_i2c_aux_xfer()
96 		ret = -ENXIO;  in g94_i2c_aux_xfer()
100 	nvkm_i2c_aux_autodpcd(i2c, aux->ch, false);  in g94_i2c_aux_xfer()
105 			AUX_TRACE(&aux->base, "wr %08x", xbuf[i / 4]);  in g94_i2c_aux_xfer()
113 	ctrl |= (*size ? (*size - 1) : 0x00000100);  in g94_i2c_aux_xfer()
131 			if (!timeout--) {  in g94_i2c_aux_xfer()
132 				AUX_ERR(&aux->base, "timeout %08x", ctrl);  in g94_i2c_aux_xfer()
133 				ret = -EIO;  in g94_i2c_aux_xfer()
145 			ret = -ETIMEDOUT;  in g94_i2c_aux_xfer()
147 			ret = -EIO;  in g94_i2c_aux_xfer()
149 		AUX_TRACE(&aux->base, "%02d %08x %08x", retries, ctrl, stat);  in g94_i2c_aux_xfer()
155 			AUX_TRACE(&aux->base, "rd %08x", xbuf[i / 4]);  in g94_i2c_aux_xfer()
161 	nvkm_i2c_aux_autodpcd(i2c, aux->ch, true);  in g94_i2c_aux_xfer()
168 g94_i2c_aux_new_(const struct nvkm_i2c_aux_func *func,  in g94_i2c_aux_new_()  argument
175 		return -ENOMEM;  in g94_i2c_aux_new_()
176 	*paux = &aux->base;  in g94_i2c_aux_new_()
178 	nvkm_i2c_aux_ctor(func, pad, index, &aux->base);  in g94_i2c_aux_new_()
179 	aux->ch = drive;  in g94_i2c_aux_new_()
180 	aux->base.intr = 1 << aux->ch;  in g94_i2c_aux_new_()