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authorRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-03-03 00:45:22 +0100
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2017-03-03 00:45:22 +0100
commit0cb3b79efabd4174ddeee40c2c1e5499ba67e067 (patch)
tree38ef0d5e38240589bac8c7d752295cdbd556742e /drivers
parent43e31e40473a00c936ffb9c2eebedc0566c92e89 (diff)
parent41139ac3cd76c6dff8286102a8ac62933c680463 (diff)
downloadlinux-0cb3b79efabd4174ddeee40c2c1e5499ba67e067.tar.bz2
Merge branch 'acpi-apei'
* acpi-apei: ACPI: APEI: Fix BERT resources conflict with ACPI NVS area
Diffstat (limited to 'drivers')
-rw-r--r--drivers/acpi/apei/bert.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/drivers/acpi/apei/bert.c b/drivers/acpi/apei/bert.c
index a05b5c0cf181..12771fcf0417 100644
--- a/drivers/acpi/apei/bert.c
+++ b/drivers/acpi/apei/bert.c
@@ -97,6 +97,7 @@ static int __init bert_check_table(struct acpi_table_bert *bert_tab)
static int __init bert_init(void)
{
+ struct apei_resources bert_resources;
struct acpi_bert_region *boot_error_region;
struct acpi_table_bert *bert_tab;
unsigned int region_len;
@@ -127,13 +128,14 @@ static int __init bert_init(void)
}
region_len = bert_tab->region_length;
- if (!request_mem_region(bert_tab->address, region_len, "APEI BERT")) {
- pr_err("Can't request iomem region <%016llx-%016llx>.\n",
- (unsigned long long)bert_tab->address,
- (unsigned long long)bert_tab->address + region_len - 1);
- return -EIO;
- }
-
+ apei_resources_init(&bert_resources);
+ rc = apei_resources_add(&bert_resources, bert_tab->address,
+ region_len, true);
+ if (rc)
+ return rc;
+ rc = apei_resources_request(&bert_resources, "APEI BERT");
+ if (rc)
+ goto out_fini;
boot_error_region = ioremap_cache(bert_tab->address, region_len);
if (boot_error_region) {
bert_print_all(boot_error_region, region_len);
@@ -142,7 +144,9 @@ static int __init bert_init(void)
rc = -ENOMEM;
}
- release_mem_region(bert_tab->address, region_len);
+ apei_resources_release(&bert_resources);
+out_fini:
+ apei_resources_fini(&bert_resources);
return rc;
}