1 // SPDX-License-Identifier: GPL-2.0-or-later
219 	 * This routine performs device-specific initialization only.  in idtg2_em_init()
223 	pr_debug("RIO: %s [%d:%d]\n", __func__, rdev->destid, rdev->hopcount);  in idtg2_em_init()
225 	/* Set Port-Write info CSR: PRIO=3 and CRF=1 */  in idtg2_em_init()
229 	 * Configure LT LAYER error reporting.  in idtg2_em_init()
232 	/* Enable standard (RIO.p8) error reporting */  in idtg2_em_init()
237 	/* Use Port-Writes for LT layer error reporting.  in idtg2_em_init()
238 	 * Enable per-port reset  in idtg2_em_init()
255 	/* Use Port-Writes for port error reporting and enable error logging */  in idtg2_em_init()
256 	tmp = RIO_GET_TOTAL_PORTS(rdev->swpinfo);  in idtg2_em_init()
275 	/* Use Port-Writes for lane error reporting (when enabled)  in idtg2_em_init()
276 	 * (do per-lane update because lanes may have different configuration)  in idtg2_em_init()
278 	tmp = (rdev->did == RIO_DID_IDTCPS1848) ? 48 : 16;  in idtg2_em_init()
289 	/* Disable JTAG and I2C Error capture */  in idtg2_em_init()
292 	/* Disable JTAG and I2C Error reporting/logging */  in idtg2_em_init()
295 	/* Disable Port-Write notification from JTAG */  in idtg2_em_init()
298 	/* Disable Port-Write notification from I2C */  in idtg2_em_init()
309 	/* Disable Port-Writes for Configuration Block error reporting */  in idtg2_em_init()
316 		rdev->phys_efptr + RIO_PORT_LINKTO_CTL_CSR, 0x8e << 8);  in idtg2_em_init()
327 		rdev->em_efptr + RIO_EM_LTL_ERR_DETECT, &em_ltlerrdet);  in idtg2_em_handler()
346 		rdev->em_efptr + RIO_EM_PN_ERR_DETECT(portnum), &em_perrdet);  in idtg2_em_handler()
348 		/* Service Port-Level Error(s) */  in idtg2_em_handler()
378 		len += snprintf(buf + len, PAGE_SIZE - len,  in idtg2_show_errlog()
380 		if (len >= (PAGE_SIZE - 10))  in idtg2_show_errlog()
391 	struct device *dev = &rdev->dev;  in idtg2_sysfs()
420 	spin_lock(&rdev->rswitch->lock);  in idtg2_probe()
422 	if (rdev->rswitch->ops) {  in idtg2_probe()
423 		spin_unlock(&rdev->rswitch->lock);  in idtg2_probe()
424 		return -EINVAL;  in idtg2_probe()
427 	rdev->rswitch->ops = &idtg2_switch_ops;  in idtg2_probe()
429 	if (rdev->do_enum) {  in idtg2_probe()
435 	spin_unlock(&rdev->rswitch->lock);  in idtg2_probe()
437 	/* Create device-specific sysfs attributes */  in idtg2_probe()
446 	spin_lock(&rdev->rswitch->lock);  in idtg2_remove()
447 	if (rdev->rswitch->ops != &idtg2_switch_ops) {  in idtg2_remove()
448 		spin_unlock(&rdev->rswitch->lock);  in idtg2_remove()
451 	rdev->rswitch->ops = NULL;  in idtg2_remove()
452 	spin_unlock(&rdev->rswitch->lock);  in idtg2_remove()
453 	/* Remove device-specific sysfs attributes */  in idtg2_remove()