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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 
 kernel/drivers/media/pci/ngene/ngene-core.c
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * ngene.c: nGene PCIe bridge driver
34  *
....@@ -7,20 +8,6 @@
78  *                         Modifications for new nGene firmware,
89  *                         support for EEPROM-copying,
910  *                         support for new dual DVB-S2 card prototype
10
- *
11
- *
12
- * This program is free software; you can redistribute it and/or
13
- * modify it under the terms of the GNU General Public License
14
- * version 2 only, as published by the Free Software Foundation.
15
- *
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- *
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- * This program is distributed in the hope that it will be useful,
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- * but WITHOUT ANY WARRANTY; without even the implied warranty of
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- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- * GNU General Public License for more details.
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- *
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- * To obtain the license, point your browser to
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- * http://www.gnu.org/copyleft/gpl.html
2411  */
2512 
2613 #include <linux/module.h>
....@@ -63,9 +50,9 @@
6350 /* nGene interrupt handler **************************************************/
6451 /****************************************************************************/
6552 
66
-static void event_tasklet(unsigned long data)
53
+static void event_tasklet(struct tasklet_struct *t)
6754 {
68
-	struct ngene *dev = (struct ngene *)data;
55
+	struct ngene *dev = from_tasklet(dev, t, event_tasklet);
6956 
7057 	while (dev->EventQueueReadIndex != dev->EventQueueWriteIndex) {
7158 		struct EVENT_BUFFER Event =
....@@ -81,9 +68,9 @@
8168 	}
8269 }
8370 
84
-static void demux_tasklet(unsigned long data)
71
+static void demux_tasklet(struct tasklet_struct *t)
8572 {
86
-	struct ngene_channel *chan = (struct ngene_channel *)data;
73
+	struct ngene_channel *chan = from_tasklet(chan, t, demux_tasklet);
8774 	struct device *pdev = &chan->dev->pci_dev->dev;
8875 	struct SBufferHeader *Cur = chan->nextBuffer;
8976 
....@@ -867,8 +854,6 @@
867854 	if (!Head)
868855 		return -ENOMEM;
869856 
870
-	memset(Head, 0, MemSize);
871
-
872857 	PARingBufferCur = PARingBufferHead;
873858 	Cur = Head;
874859 
....@@ -919,8 +904,6 @@
919904 	PASCListMem = tmp;
920905 	if (SCListMem == NULL)
921906 		return -ENOMEM;
922
-
923
-	memset(SCListMem, 0, SCListMemSize);
924907 
925908 	pRingBuffer->SCListMem = SCListMem;
926909 	pRingBuffer->PASCListMem = PASCListMem;
....@@ -1014,7 +997,7 @@
1014997 	/* Point to first buffer entry */
1015998 	struct SBufferHeader *Cur = pRingBuffer->Head;
1016999 	int i;
1017
-	/* Loop thru all buffer and set Buffer 2 pointers to TSIdlebuffer */
1000
+	/* Loop through all buffer and set Buffer 2 pointers to TSIdlebuffer */
10181001 	for (i = 0; i < n; i++) {
10191002 		Cur->Buffer2 = pIdleBuffer->Head->Buffer1;
10201003 		Cur->scList2 = pIdleBuffer->Head->scList1;
....@@ -1198,7 +1181,7 @@
11981181 	struct device *pdev = &dev->pci_dev->dev;
11991182 	int i;
12001183 
1201
-	tasklet_init(&dev->event_tasklet, event_tasklet, (unsigned long)dev);
1184
+	tasklet_setup(&dev->event_tasklet, event_tasklet);
12021185 
12031186 	memset_io(dev->iomem + 0xc000, 0x00, 0x220);
12041187 	memset_io(dev->iomem + 0xc400, 0x00, 0x100);
....@@ -1462,7 +1445,7 @@
14621445 	struct ngene_info *ni = dev->card_info;
14631446 	int io = ni->io_type[nr];
14641447 
1465
-	tasklet_init(&chan->demux_tasklet, demux_tasklet, (unsigned long)chan);
1448
+	tasklet_setup(&chan->demux_tasklet, demux_tasklet);
14661449 	chan->users = 0;
14671450 	chan->type = io;
14681451 	chan->mode = chan->type;	/* for now only one mode */