rtl88x2CE_WiFi_linux driver

hc

2024-05-10 cde9070d9970eef1f7ec2360586c802a16230ad8

 kernel/arch/powerpc/platforms/powernv/opal-imc.c
..
..
@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
1
2
 /*
2
3
  * OPAL IMC interface detection driver
3
4
  * Supported on POWERNV platform
..
..
@@ -5,11 +6,6 @@
5
6
  * Copyright	(C) 2017 Madhavan Srinivasan, IBM Corporation.
6
7
  *		(C) 2017 Anju T Sudhakar, IBM Corporation.
7
8
  *		(C) 2017 Hemant K Shaw, IBM Corporation.
8
- *
9
- * This program is free software; you can redistribute it and/or
10
- * modify it under the terms of the GNU General Public License
11
- * as published by the Free Software Foundation; either version
12
- * 2 of the License, or later version.
13
9
  */
14
10
 #include <linux/kernel.h>
15
11
 #include <linux/platform_device.h>
..
..
@@ -39,11 +35,10 @@
39
35
 }
40
36
 DEFINE_DEBUGFS_ATTRIBUTE(fops_imc_x64, imc_mem_get, imc_mem_set, "0x%016llx\n");
41
37
 
42
-static struct dentry *imc_debugfs_create_x64(const char *name, umode_t mode,
43
-					     struct dentry *parent, u64  *value)
38
+static void imc_debugfs_create_x64(const char *name, umode_t mode,
39
+				   struct dentry *parent, u64  *value)
44
40
 {
45
-	return debugfs_create_file_unsafe(name, mode, parent,
46
-					  value, &fops_imc_x64);
41
+	debugfs_create_file_unsafe(name, mode, parent, value, &fops_imc_x64);
47
42
 }
48
43
 
49
44
 /*
..
..
@@ -63,9 +58,6 @@
63
58
 
64
59
 	imc_debugfs_parent = debugfs_create_dir("imc", powerpc_debugfs_root);
65
60
 
66
-	if (!imc_debugfs_parent)
67
-		return;
68
-
69
61
 	if (of_property_read_u32(node, "cb_offset", &cb_offset))
70
62
 		cb_offset = IMC_CNTL_BLK_OFFSET;
71
63
 
..
..
@@ -73,21 +65,15 @@
73
65
 		loc = (u64)(ptr->vbase) + cb_offset;
74
66
 		imc_mode_addr = (u64 *)(loc + IMC_CNTL_BLK_MODE_OFFSET);
75
67
 		sprintf(mode, "imc_mode_%d", (u32)(ptr->id));
76
-		if (!imc_debugfs_create_x64(mode, 0600, imc_debugfs_parent,
77
-					    imc_mode_addr))
78
-			goto err;
68
+		imc_debugfs_create_x64(mode, 0600, imc_debugfs_parent,
69
+				       imc_mode_addr);
79
70
 
80
71
 		imc_cmd_addr = (u64 *)(loc + IMC_CNTL_BLK_CMD_OFFSET);
81
72
 		sprintf(cmd, "imc_cmd_%d", (u32)(ptr->id));
82
-		if (!imc_debugfs_create_x64(cmd, 0600, imc_debugfs_parent,
83
-					    imc_cmd_addr))
84
-			goto err;
73
+		imc_debugfs_create_x64(cmd, 0600, imc_debugfs_parent,
74
+				       imc_cmd_addr);
85
75
 		ptr++;
86
76
 	}
87
-	return;
88
-
89
-err:
90
-	debugfs_remove_recursive(imc_debugfs_parent);
91
77
 }
92
78
 
93
79
 /*
..
..
@@ -281,6 +267,9 @@
281
267
 		case IMC_TYPE_THREAD:
282
268
 			domain = IMC_DOMAIN_THREAD;
283
269
 			break;
270
+		case IMC_TYPE_TRACE:
271
+			domain = IMC_DOMAIN_TRACE;
272
+			break;
284
273
 		default:
285
274
 			pr_warn("IMC Unknown Device type \n");
286
275
 			domain = -1;