summaryrefslogtreecommitdiffstats
path: root/include/acpi/apei.h
diff options
context:
space:
mode:
authorRafael J. Wysocki <rjw@sisk.pl>2011-01-07 00:55:09 +0100
committerJesse Barnes <jbarnes@virtuousgeek.org>2011-01-14 08:55:41 -0800
commit415e12b2379239973feab91850b0dce985c6058a (patch)
treeaa79c7a87fd30ac13ae3fd146aad5a44e854c4bc /include/acpi/apei.h
parent6e8af08dfa40b747002207d3ce8e8b43a050d99f (diff)
downloadlinux-stable-415e12b2379239973feab91850b0dce985c6058a.tar.gz
linux-stable-415e12b2379239973feab91850b0dce985c6058a.tar.bz2
linux-stable-415e12b2379239973feab91850b0dce985c6058a.zip
PCI/ACPI: Request _OSC control once for each root bridge (v3)
Move the evaluation of acpi_pci_osc_control_set() (to request control of PCI Express native features) into acpi_pci_root_add() to avoid calling it many times for the same root complex with the same arguments. Additionally, check if all of the requisite _OSC support bits are set before calling acpi_pci_osc_control_set() for a given root complex. References: https://bugzilla.kernel.org/show_bug.cgi?id=20232 Reported-by: Ozan Caglayan <ozan@pardus.org.tr> Tested-by: Ozan Caglayan <ozan@pardus.org.tr> Signed-off-by: Rafael J. Wysocki <rjw@sisk.pl> Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>
Diffstat (limited to 'include/acpi/apei.h')
-rw-r--r--include/acpi/apei.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/acpi/apei.h b/include/acpi/apei.h
index b3365025ff8d..c4dbb132d902 100644
--- a/include/acpi/apei.h
+++ b/include/acpi/apei.h
@@ -19,6 +19,12 @@
extern int hest_disable;
extern int erst_disable;
+#ifdef CONFIG_ACPI_APEI
+void __init acpi_hest_init(void);
+#else
+static inline void acpi_hest_init(void) { return; }
+#endif
+
typedef int (*apei_hest_func_t)(struct acpi_hest_header *hest_hdr, void *data);
int apei_hest_parse(apei_hest_func_t func, void *data);