i2c/busses/i2c-pnx.c

43 	struct i2c_pnx_mif	mif;
122 	struct timer_list *timer = &alg_data->mif.timer;
149 		slave_addr, alg_data->mif.mode);
184 		(slave_addr << 1) | start_bit | alg_data->mif.mode);
187 	iowrite32((slave_addr << 1) | start_bit | alg_data->mif.mode,
237 	if (alg_data->mif.len > 0) {
239 		val = *alg_data->mif.buf++;
241 		if (alg_data->mif.len == 1)
244 		alg_data->mif.len--;
248 			__func__, val, alg_data->mif.len + 1);
250 		if (alg_data->mif.len == 0) {
262 			del_timer_sync(&alg_data->mif.timer);
268 			complete(&alg_data->mif.complete);
270 	} else if (alg_data->mif.len == 0) {
280 		del_timer_sync(&alg_data->mif.timer);
285 		complete(&alg_data->mif.complete);
316 		if (alg_data->mif.order) {
321 			if (alg_data->mif.order == 1) {
341 			alg_data->mif.order--;
347 	if (alg_data->mif.len > 0) {
349 		*alg_data->mif.buf++ = (u8) (val & 0xff);
351 			__func__, val, alg_data->mif.len);
353 		alg_data->mif.len--;
354 		if (alg_data->mif.len == 0) {
368 			del_timer_sync(&alg_data->mif.timer);
369 			complete(&alg_data->mif.complete);
389 		alg_data->mif.mode);
395 		alg_data->mif.ret = -EIO;
404 		del_timer_sync(&alg_data->mif.timer);
405 		complete(&alg_data->mif.complete);
420 		alg_data->mif.ret = -EIO;
423 		del_timer_sync(&alg_data->mif.timer);
424 		complete(&alg_data->mif.complete);
436 			if (alg_data->mif.mode == I2C_SMBUS_WRITE) {
438 			} else if (alg_data->mif.mode == I2C_SMBUS_READ) {
458 	struct i2c_pnx_algo_data *alg_data = from_timer(alg_data, t, mif.timer);
474 	alg_data->mif.ret = -EIO;
475 	complete(&alg_data->mif.complete);
540 		alg_data->mif.buf = pmsg->buf;
541 		alg_data->mif.len = pmsg->len;
542 		alg_data->mif.order = pmsg->len;
543 		alg_data->mif.mode = (pmsg->flags & I2C_M_RD) ?
545 		alg_data->mif.ret = 0;
549 			__func__, alg_data->mif.mode, alg_data->mif.len);
554 		init_completion(&alg_data->mif.complete);
567 		wait_for_completion(&alg_data->mif.complete);
569 		if (!(rc = alg_data->mif.ret))
593 	alg_data->mif.buf = NULL;
594 	alg_data->mif.len = 0;
595 	alg_data->mif.order = 0;
676 	timer_setup(&alg_data->mif.timer, i2c_pnx_timeout, 0);
714 	init_completion(&alg_data->mif.complete);