forked from ~ljy/RK356X_SDK_RELEASE
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hc
2024-05-10 61598093bbdd283a7edc367d900f223070ead8d2 
 kernel/drivers/scsi/aic7xxx/aic7xxx_core.c
....@@ -40,15 +40,9 @@
4040  * $Id: //depot/aic7xxx/aic7xxx/aic7xxx.c#155 $
4141  */
4242 
43
-#ifdef __linux__
4443 #include "aic7xxx_osm.h"
4544 #include "aic7xxx_inline.h"
4645 #include "aicasm/aicasm_insformat.h"
47
-#else
48
-#include <dev/aic7xxx/aic7xxx_osm.h>
49
-#include <dev/aic7xxx/aic7xxx_inline.h>
50
-#include <dev/aic7xxx/aicasm/aicasm_insformat.h>
51
-#endif
5246 
5347 /***************************** Lookup Tables **********************************/
5448 static const char *const ahc_chip_names[] = {
....@@ -67,7 +61,6 @@
6761 	"aic7892",
6862 	"aic7899"
6963 };
70
-static const u_int num_chip_names = ARRAY_SIZE(ahc_chip_names);
7164 
7265 /*
7366  * Hardware error codes.
....@@ -1673,7 +1666,7 @@
16731666 					printk("\tCRC Value Mismatch\n");
16741667 				if ((sstat2 & CRCENDERR) != 0)
16751668 					printk("\tNo terminal CRC packet "
1676
-					       "recevied\n");
1669
+					       "received\n");
16771670 				if ((sstat2 & CRCREQERR) != 0)
16781671 					printk("\tIllegal CRC packet "
16791672 					       "request\n");
....@@ -1841,21 +1834,6 @@
18411834 				printerror = 0;
18421835 			} else if (ahc_sent_msg(ahc, AHCMSG_1B,
18431836 						MSG_BUS_DEV_RESET, TRUE)) {
1844
-#ifdef __FreeBSD__
1845
-				/*
1846
-				 * Don't mark the user's request for this BDR
1847
-				 * as completing with CAM_BDR_SENT.  CAM3
1848
-				 * specifies CAM_REQ_CMP.
1849
-				 */
1850
-				if (scb != NULL
1851
-				 && scb->io_ctx->ccb_h.func_code== XPT_RESET_DEV
1852
-				 && ahc_match_scb(ahc, scb, target, channel,
1853
-						  CAM_LUN_WILDCARD,
1854
-						  SCB_LIST_NULL,
1855
-						  ROLE_INITIATOR)) {
1856
-					ahc_set_transaction_status(scb, CAM_REQ_CMP);
1857
-				}
1858
-#endif
18591837 				ahc_compile_devinfo(&devinfo,
18601838 						    initiator_role_id,
18611839 						    target,
....@@ -2200,8 +2178,7 @@
22002178 	if (channel == 'B')
22012179 		scsi_id += 8;
22022180 	tstate = ahc->enabled_targets[scsi_id];
2203
-	if (tstate != NULL)
2204
-		kfree(tstate);
2181
+	kfree(tstate);
22052182 	ahc->enabled_targets[scsi_id] = NULL;
22062183 }
22072184 #endif
....@@ -2427,7 +2404,7 @@
24272404 			*bus_width = MSG_EXT_WDTR_BUS_16_BIT;
24282405 			break;
24292406 		}
2430
-		/* FALLTHROUGH */
2407
+		fallthrough;
24312408 	case MSG_EXT_WDTR_BUS_8_BIT:
24322409 		*bus_width = MSG_EXT_WDTR_BUS_8_BIT;
24332410 		break;
....@@ -3622,7 +3599,7 @@
36223599 		break;
36233600 	case MSG_MESSAGE_REJECT:
36243601 		response = ahc_handle_msg_reject(ahc, devinfo);
3625
-		/* FALLTHROUGH */
3602
+		fallthrough;
36263603 	case MSG_NOOP:
36273604 		done = MSGLOOP_MSGCOMPLETE;
36283605 		break;
....@@ -4406,22 +4383,16 @@
44064383 	struct  ahc_softc *ahc;
44074384 	int	i;
44084385 
4409
-#ifndef	__FreeBSD__
4410
-	ahc = kmalloc(sizeof(*ahc), GFP_ATOMIC);
4386
+	ahc = kzalloc(sizeof(*ahc), GFP_ATOMIC);
44114387 	if (!ahc) {
44124388 		printk("aic7xxx: cannot malloc softc!\n");
44134389 		kfree(name);
44144390 		return NULL;
44154391 	}
4416
-#else
4417
-	ahc = device_get_softc((device_t)platform_arg);
4418
-#endif
4419
-	memset(ahc, 0, sizeof(*ahc));
4392
+
44204393 	ahc->seep_config = kmalloc(sizeof(*ahc->seep_config), GFP_ATOMIC);
44214394 	if (ahc->seep_config == NULL) {
4422
-#ifndef	__FreeBSD__
44234395 		kfree(ahc);
4424
-#endif
44254396 		kfree(name);
44264397 		return (NULL);
44274398 	}
....@@ -4481,8 +4452,7 @@
44814452 void
44824453 ahc_set_name(struct ahc_softc *ahc, char *name)
44834454 {
4484
-	if (ahc->name != NULL)
4485
-		kfree(ahc->name);
4455
+	kfree(ahc->name);
44864456 	ahc->name = name;
44874457 }
44884458 
....@@ -4495,31 +4465,25 @@
44954465 	default:
44964466 	case 5:
44974467 		ahc_shutdown(ahc);
4498
-		/* FALLTHROUGH */
4468
+		fallthrough;
44994469 	case 4:
45004470 		ahc_dmamap_unload(ahc, ahc->shared_data_dmat,
45014471 				  ahc->shared_data_dmamap);
4502
-		/* FALLTHROUGH */
4472
+		fallthrough;
45034473 	case 3:
45044474 		ahc_dmamem_free(ahc, ahc->shared_data_dmat, ahc->qoutfifo,
45054475 				ahc->shared_data_dmamap);
45064476 		ahc_dmamap_destroy(ahc, ahc->shared_data_dmat,
45074477 				   ahc->shared_data_dmamap);
4508
-		/* FALLTHROUGH */
4478
+		fallthrough;
45094479 	case 2:
45104480 		ahc_dma_tag_destroy(ahc, ahc->shared_data_dmat);
45114481 	case 1:
4512
-#ifndef __linux__
4513
-		ahc_dma_tag_destroy(ahc, ahc->buffer_dmat);
4514
-#endif
45154482 		break;
45164483 	case 0:
45174484 		break;
45184485 	}
45194486 
4520
-#ifndef __linux__
4521
-	ahc_dma_tag_destroy(ahc, ahc->parent_dmat);
4522
-#endif
45234487 	ahc_platform_free(ahc);
45244488 	ahc_fini_scbdata(ahc);
45254489 	for (i = 0; i < AHC_NUM_TARGETS; i++) {
....@@ -4549,13 +4513,9 @@
45494513 		kfree(ahc->black_hole);
45504514 	}
45514515 #endif
4552
-	if (ahc->name != NULL)
4553
-		kfree(ahc->name);
4554
-	if (ahc->seep_config != NULL)
4555
-		kfree(ahc->seep_config);
4556
-#ifndef __FreeBSD__
4516
+	kfree(ahc->name);
4517
+	kfree(ahc->seep_config);
45574518 	kfree(ahc);
4558
-#endif
45594519 	return;
45604520 }
45614521 
....@@ -4933,32 +4893,37 @@
49334893 		}
49344894 		ahc_dma_tag_destroy(ahc, scb_data->sg_dmat);
49354895 	}
4896
+		fallthrough;
49364897 	case 6:
49374898 		ahc_dmamap_unload(ahc, scb_data->sense_dmat,
49384899 				  scb_data->sense_dmamap);
4900
+		fallthrough;
49394901 	case 5:
49404902 		ahc_dmamem_free(ahc, scb_data->sense_dmat, scb_data->sense,
49414903 				scb_data->sense_dmamap);
49424904 		ahc_dmamap_destroy(ahc, scb_data->sense_dmat,
49434905 				   scb_data->sense_dmamap);
4906
+		fallthrough;
49444907 	case 4:
49454908 		ahc_dma_tag_destroy(ahc, scb_data->sense_dmat);
4909
+		fallthrough;
49464910 	case 3:
49474911 		ahc_dmamap_unload(ahc, scb_data->hscb_dmat,
49484912 				  scb_data->hscb_dmamap);
4913
+		fallthrough;
49494914 	case 2:
49504915 		ahc_dmamem_free(ahc, scb_data->hscb_dmat, scb_data->hscbs,
49514916 				scb_data->hscb_dmamap);
49524917 		ahc_dmamap_destroy(ahc, scb_data->hscb_dmat,
49534918 				   scb_data->hscb_dmamap);
4919
+		fallthrough;
49544920 	case 1:
49554921 		ahc_dma_tag_destroy(ahc, scb_data->hscb_dmat);
49564922 		break;
49574923 	case 0:
49584924 		break;
49594925 	}
4960
-	if (scb_data->scbarray != NULL)
4961
-		kfree(scb_data->scbarray);
4926
+	kfree(scb_data->scbarray);
49624927 }
49634928 
49644929 static void
....@@ -5005,9 +4970,7 @@
50054970 	newcount = min(newcount, (AHC_SCB_MAX_ALLOC - scb_data->numscbs));
50064971 	for (i = 0; i < newcount; i++) {
50074972 		struct scb_platform_data *pdata;
5008
-#ifndef __linux__
5009
-		int error;
5010
-#endif
4973
+
50114974 		pdata = kmalloc(sizeof(*pdata), GFP_ATOMIC);
50124975 		if (pdata == NULL)
50134976 			break;
....@@ -5021,12 +4984,6 @@
50214984 		next_scb->sg_list_phys = physaddr + sizeof(struct ahc_dma_seg);
50224985 		next_scb->ahc_softc = ahc;
50234986 		next_scb->flags = SCB_FREE;
5024
-#ifndef __linux__
5025
-		error = ahc_dmamap_create(ahc, ahc->buffer_dmat, /*flags*/0,
5026
-					  &next_scb->dmamap);
5027
-		if (error != 0)
5028
-			break;
5029
-#endif
50304987 		next_scb->hscb = &scb_data->hscbs[scb_data->numscbs];
50314988 		next_scb->hscb->tag = ahc->scb_data->numscbs;
50324989 		SLIST_INSERT_HEAD(&ahc->scb_data->free_scbs,
....@@ -5324,24 +5281,6 @@
53245281 	 */
53255282 	if ((AHC_TMODE_ENABLE & (0x1 << ahc->unit)) == 0)
53265283 		ahc->features &= ~AHC_TARGETMODE;
5327
-
5328
-#ifndef __linux__
5329
-	/* DMA tag for mapping buffers into device visible space. */
5330
-	if (ahc_dma_tag_create(ahc, ahc->parent_dmat, /*alignment*/1,
5331
-			       /*boundary*/BUS_SPACE_MAXADDR_32BIT + 1,
5332
-			       /*lowaddr*/ahc->flags & AHC_39BIT_ADDRESSING
5333
-					? (dma_addr_t)0x7FFFFFFFFFULL
5334
-					: BUS_SPACE_MAXADDR_32BIT,
5335
-			       /*highaddr*/BUS_SPACE_MAXADDR,
5336
-			       /*filter*/NULL, /*filterarg*/NULL,
5337
-			       /*maxsize*/(AHC_NSEG - 1) * PAGE_SIZE,
5338
-			       /*nsegments*/AHC_NSEG,
5339
-			       /*maxsegsz*/AHC_MAXTRANSFER_SIZE,
5340
-			       /*flags*/BUS_DMA_ALLOCNOW,
5341
-			       &ahc->buffer_dmat) != 0) {
5342
-		return (ENOMEM);
5343
-	}
5344
-#endif
53455284 
53465285 	ahc->init_level++;
53475286 
....@@ -6041,8 +5980,8 @@
60415980 				if ((scb->flags & SCB_ACTIVE) == 0)
60425981 					printk("Inactive SCB in Waiting List\n");
60435982 				ahc_done(ahc, scb);
6044
-				/* FALLTHROUGH */
60455983 			}
5984
+				fallthrough;
60465985 			case SEARCH_REMOVE:
60475986 				next = ahc_rem_wscb(ahc, next, prev);
60485987 				break;
....@@ -6940,10 +6879,9 @@
69406879 	if (cs_count != 0) {
69416880 
69426881 		cs_count *= sizeof(struct cs);
6943
-		ahc->critical_sections = kmalloc(cs_count, GFP_ATOMIC);
6882
+		ahc->critical_sections = kmemdup(cs_table, cs_count, GFP_ATOMIC);
69446883 		if (ahc->critical_sections == NULL)
69456884 			panic("ahc_loadseq: Could not malloc");
6946
-		memcpy(ahc->critical_sections, cs_table, cs_count);
69476885 	}
69486886 	ahc_outb(ahc, SEQCTL, PERRORDIS|FAILDIS|FASTMODE);
69496887 
....@@ -7047,8 +6985,8 @@
70476985 		}
70486986 		address -= address_offset;
70496987 		fmt3_ins->address = address;
7050
-		/* FALLTHROUGH */
70516988 	}
6989
+		fallthrough;
70526990 	case AIC_OP_OR:
70536991 	case AIC_OP_AND:
70546992 	case AIC_OP_XOR:
....@@ -7074,7 +7012,7 @@
70747012 			fmt1_ins->opcode = AIC_OP_AND;
70757013 			fmt1_ins->immediate = 0xff;
70767014 		}
7077
-		/* FALLTHROUGH */
7015
+		fallthrough;
70787016 	case AIC_OP_ROL:
70797017 		if ((ahc->features & AHC_ULTRA2) != 0) {
70807018 			int i, count;