修改led为gpio

hc

2024-10-12 a5969cabbb4660eab42b6ef0412cbbd1200cf14d

 kernel/arch/powerpc/platforms/pseries/pci.c
..
..
@@ -1,22 +1,9 @@
1
+// SPDX-License-Identifier: GPL-2.0-or-later
1
2
 /*
2
3
  * Copyright (C) 2001 Dave Engebretsen, IBM Corporation
3
4
  * Copyright (C) 2003 Anton Blanchard <anton@au.ibm.com>, IBM
4
5
  *
5
6
  * pSeries specific routines for PCI.
6
- *
7
- * This program is free software; you can redistribute it and/or modify
8
- * it under the terms of the GNU General Public License as published by
9
- * the Free Software Foundation; either version 2 of the License, or
10
- * (at your option) any later version.
11
- *
12
- * This program is distributed in the hope that it will be useful,
13
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
14
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15
- * GNU General Public License for more details.
16
- *
17
- * You should have received a copy of the GNU General Public License
18
- * along with this program; if not, write to the Free Software
19
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
20
7
  */
21
8
 
22
9
 #include <linux/init.h>
..
..
@@ -29,6 +16,7 @@
29
16
 #include <asm/pci-bridge.h>
30
17
 #include <asm/prom.h>
31
18
 #include <asm/ppc-pci.h>
19
+#include <asm/pci.h>
32
20
 #include "pseries.h"
33
21
 
34
22
 #if 0
..
..
@@ -204,7 +192,7 @@
204
192
 int pseries_pcibios_sriov_enable(struct pci_dev *pdev, u16 num_vfs)
205
193
 {
206
194
 	/* Allocate PCI data */
207
-	add_dev_pci_data(pdev);
195
+	add_sriov_vf_pdns(pdev);
208
196
 	return pseries_pci_sriov_enable(pdev, num_vfs);
209
197
 }
210
198
 
..
..
@@ -216,7 +204,7 @@
216
204
 	/* Releasing pe_num_map */
217
205
 	kfree(pdn->pe_num_map);
218
206
 	/* Release PCI data */
219
-	remove_dev_pci_data(pdev);
207
+	remove_sriov_vf_pdns(pdev);
220
208
 	pci_vf_drivers_autoprobe(pdev, true);
221
209
 	return 0;
222
210
 }
..
..
@@ -237,14 +225,37 @@
237
225
 
238
226
 void __init pSeries_final_fixup(void)
239
227
 {
228
+	struct pci_controller *hose;
229
+
240
230
 	pSeries_request_regions();
241
231
 
242
-	eeh_addr_cache_build();
232
+	eeh_show_enabled();
243
233
 
244
234
 #ifdef CONFIG_PCI_IOV
245
235
 	ppc_md.pcibios_sriov_enable = pseries_pcibios_sriov_enable;
246
236
 	ppc_md.pcibios_sriov_disable = pseries_pcibios_sriov_disable;
247
237
 #endif
238
+	list_for_each_entry(hose, &hose_list, list_node) {
239
+		struct device_node *dn = hose->dn, *nvdn;
240
+
241
+		while (1) {
242
+			dn = of_find_all_nodes(dn);
243
+			if (!dn)
244
+				break;
245
+			nvdn = of_parse_phandle(dn, "ibm,nvlink", 0);
246
+			if (!nvdn)
247
+				continue;
248
+			if (!of_device_is_compatible(nvdn, "ibm,npu-link"))
249
+				continue;
250
+			if (!of_device_is_compatible(nvdn->parent,
251
+						"ibm,power9-npu"))
252
+				continue;
253
+#ifdef CONFIG_PPC_POWERNV
254
+			WARN_ON_ONCE(pnv_npu2_init(hose));
255
+#endif
256
+			break;
257
+		}
258
+	}
248
259
 }
249
260
 
250
261
 /*