84 int ipath_diag_add(struct ipath_devdata *dd)  in ipath_diag_add()  argument
95 			ipath_dev_err(dd, "Couldn't create ipath_diagpkt "  in ipath_diag_add()
101 	snprintf(name, sizeof(name), "ipath_diag%d", dd->ipath_unit);  in ipath_diag_add()
103 	ret = ipath_cdev_init(IPATH_DIAG_MINOR_BASE + dd->ipath_unit, name,  in ipath_diag_add()
104 			      &diag_file_ops, &dd->diag_cdev,  in ipath_diag_add()
105 			      &dd->diag_dev);  in ipath_diag_add()
107 		ipath_dev_err(dd, "Couldn't create %s device: %d",  in ipath_diag_add()
114 void ipath_diag_remove(struct ipath_devdata *dd)  in ipath_diag_remove()  argument
119 	ipath_cdev_cleanup(&dd->diag_cdev, &dd->diag_dev);  in ipath_diag_remove()
135 static int ipath_read_umem64(struct ipath_devdata *dd, void __user *uaddr,  in ipath_read_umem64()  argument
143 	if (reg_addr < dd->ipath_kregbase || reg_end > dd->ipath_kregend) {  in ipath_read_umem64()
172 static int ipath_write_umem64(struct ipath_devdata *dd, void __iomem *caddr,  in ipath_write_umem64()  argument
180 	if (reg_addr < dd->ipath_kregbase || reg_end > dd->ipath_kregend) {  in ipath_write_umem64()
210 static int ipath_read_umem32(struct ipath_devdata *dd, void __user *uaddr,  in ipath_read_umem32()  argument
217 	if (reg_addr < (u32 __iomem *) dd->ipath_kregbase ||  in ipath_read_umem32()
218 	    reg_end > (u32 __iomem *) dd->ipath_kregend) {  in ipath_read_umem32()
250 static int ipath_write_umem32(struct ipath_devdata *dd, void __iomem *caddr,  in ipath_write_umem32()  argument
257 	if (reg_addr < (u32 __iomem *) dd->ipath_kregbase ||  in ipath_write_umem32()
258 	    reg_end > (u32 __iomem *) dd->ipath_kregend) {  in ipath_write_umem32()
281 	struct ipath_devdata *dd;  in ipath_diag_open()  local
291 	dd = ipath_lookup(unit);  in ipath_diag_open()
293 	if (dd == NULL || !(dd->ipath_flags & IPATH_PRESENT) ||  in ipath_diag_open()
294 	    !dd->ipath_kregbase) {  in ipath_diag_open()
299 	fp->private_data = dd;  in ipath_diag_open()
306 	ipath_expose_reset(&dd->pcidev->dev);  in ipath_diag_open()
330 	struct ipath_devdata *dd;  in ipath_diagpkt_write()  local
381 	dd = ipath_lookup(dp.unit);  in ipath_diagpkt_write()
382 	if (!dd || !(dd->ipath_flags & IPATH_PRESENT) ||  in ipath_diagpkt_write()
383 	    !dd->ipath_kregbase) {  in ipath_diagpkt_write()
391 	    !(dd->ipath_flags & IPATH_LINKACTIVE)) {  in ipath_diagpkt_write()
395 		ipath_set_linkstate(dd, IPATH_IB_LINKARM);  in ipath_diagpkt_write()
396 		ipath_set_linkstate(dd, IPATH_IB_LINKACTIVE);  in ipath_diagpkt_write()
399 	if (!(dd->ipath_flags & IPATH_INITTED)) {  in ipath_diagpkt_write()
401 		ipath_cdbg(VERBOSE, "unit %u not usable\n", dd->ipath_unit);  in ipath_diagpkt_write()
410 	val = ipath_ib_state(dd, dd->ipath_lastibcstat);  in ipath_diagpkt_write()
411 	lt_state = ipath_ib_linktrstate(dd, dd->ipath_lastibcstat);  in ipath_diagpkt_write()
412 	l_state = ipath_ib_linkstate(dd, dd->ipath_lastibcstat);  in ipath_diagpkt_write()
414 	    (val != dd->ib_init && val != dd->ib_arm &&  in ipath_diagpkt_write()
415 	    val != dd->ib_active))) {  in ipath_diagpkt_write()
417 			   dd->ipath_unit, (unsigned long long) val);  in ipath_diagpkt_write()
426 	if ((plen + 4) > dd->ipath_ibmaxlen) {  in ipath_diagpkt_write()
428 			  plen - 4, dd->ipath_ibmaxlen);  in ipath_diagpkt_write()
434 		dev_info(&dd->pcidev->dev, "Unable to allocate tmp buffer, "  in ipath_diagpkt_write()
449 	piobuf = ipath_getpiobuf(dd, plen, &pbufn);  in ipath_diagpkt_write()
452 			   dd->ipath_unit);  in ipath_diagpkt_write()
457 	ipath_disarm_piobufs(dd, pbufn, 1);  in ipath_diagpkt_write()
461 			   dd->ipath_unit, plen - 1, pbufn);  in ipath_diagpkt_write()
471 	if (dd->ipath_flags & IPATH_PIO_FLUSH_WC) {  in ipath_diagpkt_write()
500 	struct ipath_devdata *dd = fp->private_data;  in ipath_diag_read()  local
504 	kreg_base = dd->ipath_kregbase;  in ipath_diag_read()
515 		ret = ipath_read_umem32(dd, data, kreg_base + *off, count);  in ipath_diag_read()
517 		ret = ipath_read_umem64(dd, data, kreg_base + *off, count);  in ipath_diag_read()
532 	struct ipath_devdata *dd = fp->private_data;  in ipath_diag_write()  local
536 	kreg_base = dd->ipath_kregbase;  in ipath_diag_write()
548 		ret = ipath_write_umem32(dd, kreg_base + *off, data, count);  in ipath_diag_write()
550 		ret = ipath_write_umem64(dd, kreg_base + *off, data, count);  in ipath_diag_write()