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2024-05-13 9d77db3c730780c8ef5ccd4b66403ff5675cfe4e 
 kernel/drivers/scsi/aic94xx/aic94xx_task.c
....@@ -1,27 +1,9 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * Aic94xx SAS/SATA Tasks
34  *
45  * Copyright (C) 2005 Adaptec, Inc.  All rights reserved.
56  * Copyright (C) 2005 Luben Tuikov <luben_tuikov@adaptec.com>
6
- *
7
- * This file is licensed under GPLv2.
8
- *
9
- * This file is part of the aic94xx driver.
10
- *
11
- * The aic94xx driver is free software; you can redistribute it and/or
12
- * modify it under the terms of the GNU General Public License as
13
- * published by the Free Software Foundation; version 2 of the
14
- * License.
15
- *
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- * The aic94xx driver is distributed in the hope that it will be useful,
17
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
18
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
19
- * General Public License for more details.
20
- *
21
- * You should have received a copy of the GNU General Public License
22
- * along with the aic94xx driver; if not, write to the Free Software
23
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
24
- *
257  */
268 
279 #include <linux/spinlock.h>
....@@ -42,13 +24,13 @@
4224 	spin_unlock_irqrestore(&asd_ha->seq.pend_q_lock, flags);
4325 }
4426 
45
-/* PCI_DMA_... to our direction translation.
27
+/* DMA_... to our direction translation.
4628  */
4729 static const u8 data_dir_flags[] = {
48
-	[PCI_DMA_BIDIRECTIONAL] = DATA_DIR_BYRECIPIENT,	/* UNSPECIFIED */
49
-	[PCI_DMA_TODEVICE]      = DATA_DIR_OUT, /* OUTBOUND */
50
-	[PCI_DMA_FROMDEVICE]    = DATA_DIR_IN, /* INBOUND */
51
-	[PCI_DMA_NONE]          = DATA_DIR_NONE, /* NO TRANSFER */
30
+	[DMA_BIDIRECTIONAL]	= DATA_DIR_BYRECIPIENT,	/* UNSPECIFIED */
31
+	[DMA_TO_DEVICE]		= DATA_DIR_OUT,		/* OUTBOUND */
32
+	[DMA_FROM_DEVICE]	= DATA_DIR_IN,		/* INBOUND */
33
+	[DMA_NONE]		= DATA_DIR_NONE,	/* NO TRANSFER */
5234 };
5335 
5436 static int asd_map_scatterlist(struct sas_task *task,
....@@ -60,14 +42,17 @@
6042 	struct scatterlist *sc;
6143 	int num_sg, res;
6244 
63
-	if (task->data_dir == PCI_DMA_NONE)
45
+	if (task->data_dir == DMA_NONE)
6446 		return 0;
6547 
6648 	if (task->num_scatter == 0) {
6749 		void *p = task->scatter;
68
-		dma_addr_t dma = pci_map_single(asd_ha->pcidev, p,
50
+		dma_addr_t dma = dma_map_single(&asd_ha->pcidev->dev, p,
6951 						task->total_xfer_len,
7052 						task->data_dir);
53
+		if (dma_mapping_error(&asd_ha->pcidev->dev, dma))
54
+			return -ENOMEM;
55
+
7156 		sg_arr[0].bus_addr = cpu_to_le64((u64)dma);
7257 		sg_arr[0].size = cpu_to_le32(task->total_xfer_len);
7358 		sg_arr[0].flags |= ASD_SG_EL_LIST_EOL;
....@@ -79,7 +64,7 @@
7964 	if (sas_protocol_ata(task->task_proto))
8065 		num_sg = task->num_scatter;
8166 	else
82
-		num_sg = pci_map_sg(asd_ha->pcidev, task->scatter,
67
+		num_sg = dma_map_sg(&asd_ha->pcidev->dev, task->scatter,
8368 				    task->num_scatter, task->data_dir);
8469 	if (num_sg == 0)
8570 		return -ENOMEM;
....@@ -126,8 +111,8 @@
126111 	return 0;
127112 err_unmap:
128113 	if (sas_protocol_ata(task->task_proto))
129
-		pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter,
130
-			     task->data_dir);
114
+		dma_unmap_sg(&asd_ha->pcidev->dev, task->scatter,
115
+			     task->num_scatter, task->data_dir);
131116 	return res;
132117 }
133118 
....@@ -136,21 +121,21 @@
136121 	struct asd_ha_struct *asd_ha = ascb->ha;
137122 	struct sas_task *task = ascb->uldd_task;
138123 
139
-	if (task->data_dir == PCI_DMA_NONE)
124
+	if (task->data_dir == DMA_NONE)
140125 		return;
141126 
142127 	if (task->num_scatter == 0) {
143128 		dma_addr_t dma = (dma_addr_t)
144129 		       le64_to_cpu(ascb->scb->ssp_task.sg_element[0].bus_addr);
145
-		pci_unmap_single(ascb->ha->pcidev, dma, task->total_xfer_len,
146
-				 task->data_dir);
130
+		dma_unmap_single(&ascb->ha->pcidev->dev, dma,
131
+				 task->total_xfer_len, task->data_dir);
147132 		return;
148133 	}
149134 
150135 	asd_free_coherent(asd_ha, ascb->sg_arr);
151136 	if (task->task_proto != SAS_PROTOCOL_STP)
152
-		pci_unmap_sg(asd_ha->pcidev, task->scatter, task->num_scatter,
153
-			     task->data_dir);
137
+		dma_unmap_sg(&asd_ha->pcidev->dev, task->scatter,
138
+			     task->num_scatter, task->data_dir);
154139 }
155140 
156141 /* ---------- Task complete tasklet ---------- */
....@@ -223,7 +208,7 @@
223208 	switch (opcode) {
224209 	case TC_NO_ERROR:
225210 		ts->resp = SAS_TASK_COMPLETE;
226
-		ts->stat = SAM_STAT_GOOD;
211
+		ts->stat = SAS_SAM_STAT_GOOD;
227212 		break;
228213 	case TC_UNDERRUN:
229214 		ts->resp = SAS_TASK_COMPLETE;
....@@ -436,10 +421,10 @@
436421 	struct domain_device *dev = task->dev;
437422 	struct scb *scb;
438423 
439
-	pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_req, 1,
440
-		   PCI_DMA_TODEVICE);
441
-	pci_map_sg(asd_ha->pcidev, &task->smp_task.smp_resp, 1,
442
-		   PCI_DMA_FROMDEVICE);
424
+	dma_map_sg(&asd_ha->pcidev->dev, &task->smp_task.smp_req, 1,
425
+		   DMA_TO_DEVICE);
426
+	dma_map_sg(&asd_ha->pcidev->dev, &task->smp_task.smp_resp, 1,
427
+		   DMA_FROM_DEVICE);
443428 
444429 	scb = ascb->scb;
445430 
....@@ -471,10 +456,10 @@
471456 	struct sas_task *task = a->uldd_task;
472457 
473458 	BUG_ON(!task);
474
-	pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_req, 1,
475
-		     PCI_DMA_TODEVICE);
476
-	pci_unmap_sg(a->ha->pcidev, &task->smp_task.smp_resp, 1,
477
-		     PCI_DMA_FROMDEVICE);
459
+	dma_unmap_sg(&a->ha->pcidev->dev, &task->smp_task.smp_req, 1,
460
+		     DMA_TO_DEVICE);
461
+	dma_unmap_sg(&a->ha->pcidev->dev, &task->smp_task.smp_resp, 1,
462
+		     DMA_FROM_DEVICE);
478463 }
479464 
480465 /* ---------- SSP ---------- */