EDAC: Delete edac_stub.c

Move the remaining functionality to edac_mc.c. Convert "edac_report=" to
a module parameter.

Signed-off-by: Borislav Petkov <bp@suse.de>

1 files changed, 61 insertions, 0 deletions

diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 735546ea6ebe..536b65aa6fac 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -43,6 +43,8 @@
 int edac_op_state = EDAC_OPSTATE_INVAL;
 EXPORT_SYMBOL_GPL(edac_op_state);
 
+static int edac_report = EDAC_REPORTING_ENABLED;
+
 /* lock to memory controller's control array */
 static DEFINE_MUTEX(mem_ctls_mutex);
 static LIST_HEAD(mc_devices);
@@ -55,6 +57,65 @@ static void const *edac_mc_owner;
 
 static struct bus_type mc_bus[EDAC_MAX_MCS];
 
+int get_edac_report_status(void)
+{
+	return edac_report;
+}
+EXPORT_SYMBOL_GPL(get_edac_report_status);
+
+void set_edac_report_status(int new)
+{
+	if (new == EDAC_REPORTING_ENABLED ||
+	    new == EDAC_REPORTING_DISABLED ||
+	    new == EDAC_REPORTING_FORCE)
+		edac_report = new;
+}
+EXPORT_SYMBOL_GPL(set_edac_report_status);
+
+static int edac_report_set(const char *str, const struct kernel_param *kp)
+{
+	if (!str)
+		return -EINVAL;
+
+	if (!strncmp(str, "on", 2))
+		edac_report = EDAC_REPORTING_ENABLED;
+	else if (!strncmp(str, "off", 3))
+		edac_report = EDAC_REPORTING_DISABLED;
+	else if (!strncmp(str, "force", 5))
+		edac_report = EDAC_REPORTING_FORCE;
+
+	return 0;
+}
+
+static int edac_report_get(char *buffer, const struct kernel_param *kp)
+{
+	int ret = 0;
+
+	switch (edac_report) {
+	case EDAC_REPORTING_ENABLED:
+		ret = sprintf(buffer, "on");
+		break;
+	case EDAC_REPORTING_DISABLED:
+		ret = sprintf(buffer, "off");
+		break;
+	case EDAC_REPORTING_FORCE:
+		ret = sprintf(buffer, "force");
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static const struct kernel_param_ops edac_report_ops = {
+	.set = edac_report_set,
+	.get = edac_report_get,
+};
+
+module_param_cb(edac_report, &edac_report_ops, &edac_report, 0644);
+
 unsigned edac_dimm_info_location(struct dimm_info *dimm, char *buf,
 			         unsigned len)
 {