ghes: move structures/enum to a header file

As a ghes_edac driver will need to access ghes structures, in order
to properly handle the errors, move those structures to a separate
header file. No functional changes.

Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

1 files changed, 45 insertions, 0 deletions

diff --git a/include/acpi/ghes.h b/include/acpi/ghes.h
new file mode 100644
index 000000000000..3eb8dc483449
--- /dev/null
+++ b/include/acpi/ghes.h
@@ -0,0 +1,45 @@
+#include <acpi/apei.h>
+#include <acpi/hed.h>
+
+/*
+ * One struct ghes is created for each generic hardware error source.
+ * It provides the context for APEI hardware error timer/IRQ/SCI/NMI
+ * handler.
+ *
+ * estatus: memory buffer for error status block, allocated during
+ * HEST parsing.
+ */
+#define GHES_TO_CLEAR           0x0001
+#define GHES_EXITING            0x0002
+
+struct ghes {
+        struct acpi_hest_generic *generic;
+        struct acpi_hest_generic_status *estatus;
+        u64 buffer_paddr;
+        unsigned long flags;
+        union {
+                struct list_head list;
+                struct timer_list timer;
+                unsigned int irq;
+        };
+};
+
+struct ghes_estatus_node {
+        struct llist_node llnode;
+        struct acpi_hest_generic *generic;
+};
+
+struct ghes_estatus_cache {
+        u32 estatus_len;
+        atomic_t count;
+        struct acpi_hest_generic *generic;
+        unsigned long long time_in;
+        struct rcu_head rcu;
+};
+
+enum {
+        GHES_SEV_NO = 0x0,
+        GHES_SEV_CORRECTED = 0x1,
+        GHES_SEV_RECOVERABLE = 0x2,
+        GHES_SEV_PANIC = 0x3,
+};