add new system file

hc

2024-02-20 102a0743326a03cd1a1202ceda21e175b7d3575c

 kernel/drivers/scsi/snic/snic_main.c
..
..
@@ -127,7 +127,6 @@
127
127
 	.this_id = -1,
128
128
 	.cmd_per_lun = SNIC_DFLT_QUEUE_DEPTH,
129
129
 	.can_queue = SNIC_MAX_IO_REQ,
130
-	.use_clustering = ENABLE_CLUSTERING,
131
130
 	.sg_tablesize = SNIC_MAX_SG_DESC_CNT,
132
131
 	.max_sectors = 0x800,
133
132
 	.shost_attrs = snic_attrs,
..
..
@@ -398,12 +397,7 @@
398
397
 		       PCI_SLOT(pdev->devfn), PCI_FUNC(pdev->devfn));
399
398
 #ifdef CONFIG_SCSI_SNIC_DEBUG_FS
400
399
 	/* Per snic debugfs init */
401
-	ret = snic_stats_debugfs_init(snic);
402
-	if (ret) {
403
-		SNIC_HOST_ERR(snic->shost,
404
-			      "Failed to initialize debugfs stats\n");
405
-		snic_stats_debugfs_remove(snic);
406
-	}
400
+	snic_stats_debugfs_init(snic);
407
401
 #endif
408
402
 
409
403
 	/* Setup PCI Resources */
..
..
@@ -435,36 +429,16 @@
435
429
 	 * limitation for the device. Try 43-bit first, and
436
430
 	 * fail to 32-bit.
437
431
 	 */
438
-	ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(43));
432
+	ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(43));
439
433
 	if (ret) {
440
-		ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
434
+		ret = dma_set_mask_and_coherent(&pdev->dev, DMA_BIT_MASK(32));
441
435
 		if (ret) {
442
436
 			SNIC_HOST_ERR(shost,
443
437
 				      "No Usable DMA Configuration, aborting %d\n",
444
438
 				      ret);
445
-
446
-			goto err_rel_regions;
447
-		}
448
-
449
-		ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
450
-		if (ret) {
451
-			SNIC_HOST_ERR(shost,
452
-				      "Unable to obtain 32-bit DMA for consistent allocations, aborting: %d\n",
453
-				      ret);
454
-
455
-			goto err_rel_regions;
456
-		}
457
-	} else {
458
-		ret = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(43));
459
-		if (ret) {
460
-			SNIC_HOST_ERR(shost,
461
-				      "Unable to obtain 43-bit DMA for consistent allocations. aborting: %d\n",
462
-				      ret);
463
-
464
439
 			goto err_rel_regions;
465
440
 		}
466
441
 	}
467
-
468
442
 
469
443
 	/* Map vNIC resources from BAR0 */
470
444
 	if (!(pci_resource_flags(pdev, 0) & IORESOURCE_MEM)) {
..
..
@@ -871,12 +845,7 @@
871
845
 #ifdef CONFIG_SCSI_SNIC_DEBUG_FS
872
846
 	/* Debugfs related Initialization */
873
847
 	/* Create debugfs entries for snic */
874
-	ret = snic_debugfs_init();
875
-	if (ret < 0) {
876
-		SNIC_ERR("Failed to create sysfs dir for tracing and stats.\n");
877
-		snic_debugfs_term();
878
-		/* continue even if it fails */
879
-	}
848
+	snic_debugfs_init();
880
849
 
881
850
 	/* Trace related Initialization */
882
851
 	/* Allocate memory for trace buffer */