From: lkp@intel.com (kbuild test robot)
To: linux-arm-kernel@lists.infradead.org
Subject: [arm-platforms:irq/level-msi 5/13] kernel//irq/msi.c:88:12: error: 'struct irq_domain' has no member named 'chip'
Date: Sat, 5 May 2018 19:56:59 +0800 [thread overview]
Message-ID: <201805051954.uYFIfOq3%fengguang.wu@intel.com> (raw)
tree: https://git.kernel.org/pub/scm/linux/kernel/git/maz/arm-platforms.git irq/level-msi
head: 899ce68260999a53b26b3ba17836a080882e0e08
commit: 95d17381c804c678329b04e7967c4b3c94d44745 [5/13] genirq/msi: Allow level-triggered MSIs to be exposed by MSI providers
config: i386-randconfig-x013-201817 (attached as .config)
compiler: gcc-7 (Debian 7.3.0-16) 7.3.0
reproduce:
git checkout 95d17381c804c678329b04e7967c4b3c94d44745
# save the attached .config to linux build tree
make ARCH=i386
All errors (new ones prefixed by >>):
In file included from arch/x86/include/asm/bug.h:83:0,
from include/linux/bug.h:5,
from include/linux/debug_locks.h:7,
from include/linux/lockdep.h:28,
from include/linux/spinlock_types.h:18,
from include/linux/mutex.h:16,
from include/linux/kernfs.h:13,
from include/linux/sysfs.h:16,
from include/linux/kobject.h:20,
from include/linux/device.h:16,
from kernel//irq/msi.c:12:
kernel//irq/msi.c: In function 'msi_check_level':
>> kernel//irq/msi.c:88:12: error: 'struct irq_domain' has no member named 'chip'
(domain->chip->flags & IRQCHIP_SUPPORTS_LEVEL_MSI)) &&
^
include/asm-generic/bug.h:112:25: note: in definition of macro 'WARN_ON'
int __ret_warn_on = !!(condition); \
^~~~~~~~~
kernel//irq/msi.c:88:28: error: 'IRQCHIP_SUPPORTS_LEVEL_MSI' undeclared (first use in this function); did you mean 'IRQCHIP_STATE_LINE_LEVEL'?
(domain->chip->flags & IRQCHIP_SUPPORTS_LEVEL_MSI)) &&
^
include/asm-generic/bug.h:112:25: note: in definition of macro 'WARN_ON'
int __ret_warn_on = !!(condition); \
^~~~~~~~~
kernel//irq/msi.c:88:28: note: each undeclared identifier is reported only once for each function it appears in
(domain->chip->flags & IRQCHIP_SUPPORTS_LEVEL_MSI)) &&
^
include/asm-generic/bug.h:112:25: note: in definition of macro 'WARN_ON'
int __ret_warn_on = !!(condition); \
^~~~~~~~~
vim +88 kernel//irq/msi.c
> 12 #include <linux/device.h>
13 #include <linux/irq.h>
14 #include <linux/irqdomain.h>
15 #include <linux/msi.h>
16 #include <linux/slab.h>
17
18 #include "internals.h"
19
20 /**
21 * alloc_msi_entry - Allocate an initialize msi_entry
22 * @dev: Pointer to the device for which this is allocated
23 * @nvec: The number of vectors used in this entry
24 * @affinity: Optional pointer to an affinity mask array size of @nvec
25 *
26 * If @affinity is not NULL then a an affinity array[@nvec] is allocated
27 * and the affinity masks from @affinity are copied.
28 */
29 struct msi_desc *
30 alloc_msi_entry(struct device *dev, int nvec, const struct cpumask *affinity)
31 {
32 struct msi_desc *desc;
33
34 desc = kzalloc(sizeof(*desc), GFP_KERNEL);
35 if (!desc)
36 return NULL;
37
38 INIT_LIST_HEAD(&desc->list);
39 desc->dev = dev;
40 desc->nvec_used = nvec;
41 if (affinity) {
42 desc->affinity = kmemdup(affinity,
43 nvec * sizeof(*desc->affinity), GFP_KERNEL);
44 if (!desc->affinity) {
45 kfree(desc);
46 return NULL;
47 }
48 }
49
50 return desc;
51 }
52
53 void free_msi_entry(struct msi_desc *entry)
54 {
55 kfree(entry->affinity);
56 kfree(entry);
57 }
58
59 void __get_cached_msi_msg(struct msi_desc *entry, struct msi_msg *msg)
60 {
61 *msg = entry->msg;
62 }
63
64 void get_cached_msi_msg(unsigned int irq, struct msi_msg *msg)
65 {
66 struct msi_desc *entry = irq_get_msi_desc(irq);
67
68 __get_cached_msi_msg(entry, msg);
69 }
70 EXPORT_SYMBOL_GPL(get_cached_msi_msg);
71
72 #ifdef CONFIG_GENERIC_MSI_IRQ_DOMAIN
73 static inline void irq_chip_write_msi_msg(struct irq_data *data,
74 struct msi_msg *msg)
75 {
76 data->chip->irq_write_msi_msg(data, msg);
77 }
78
79 static void msi_check_level(struct irq_domain *domain, struct msi_msg *msg)
80 {
81 struct msi_domain_info *info = domain->host_data;
82
83 /*
84 * If the MSI provider has messed with the second message and
85 * not advertized that it is level-capable, signal the breakage.
86 */
87 WARN_ON(!((info->flags & MSI_FLAG_LEVEL_CAPABLE) &&
> 88 (domain->chip->flags & IRQCHIP_SUPPORTS_LEVEL_MSI)) &&
89 (msg[1].address_lo || msg[1].address_hi || msg[1].data));
90 }
91
---
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