tpm: Move eventlog declarations to its own header

Reduce the size of tpm.h by moving eventlog declarations to a separate
header.

Signed-off-by: Thiebaud Weksteen <tweek@google.com>
Suggested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Tested-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>

7 files changed, 41 insertions, 1 deletions

diff --git a/drivers/char/tpm/eventlog/acpi.c b/drivers/char/tpm/eventlog/acpi.c
index 8476be2e9526..7c53b1973b62 100644
--- a/drivers/char/tpm/eventlog/acpi.c
+++ b/drivers/char/tpm/eventlog/acpi.c
@@ -28,6 +28,7 @@
 #include <linux/tpm_eventlog.h>
 
 #include "../tpm.h"
+#include "common.h"
 
 struct acpi_tcpa {
 	struct acpi_table_header hdr;
diff --git a/drivers/char/tpm/eventlog/common.c b/drivers/char/tpm/eventlog/common.c
index 54934b5a1566..5a8720df2b51 100644
--- a/drivers/char/tpm/eventlog/common.c
+++ b/drivers/char/tpm/eventlog/common.c
@@ -25,7 +25,7 @@
 #include <linux/tpm_eventlog.h>
 
 #include "../tpm.h"
-
+#include "common.h"
 
 static int tpm_bios_measurements_open(struct inode *inode,
 					    struct file *file)
diff --git a/drivers/char/tpm/eventlog/common.h b/drivers/char/tpm/eventlog/common.h
new file mode 100644
index 000000000000..47ff8136ceb5
--- /dev/null
+++ b/drivers/char/tpm/eventlog/common.h
@@ -0,0 +1,35 @@
+#ifndef __TPM_EVENTLOG_COMMON_H__
+#define __TPM_EVENTLOG_COMMON_H__
+
+#include "../tpm.h"
+
+extern const struct seq_operations tpm1_ascii_b_measurements_seqops;
+extern const struct seq_operations tpm1_binary_b_measurements_seqops;
+extern const struct seq_operations tpm2_binary_b_measurements_seqops;
+
+#if defined(CONFIG_ACPI)
+int tpm_read_log_acpi(struct tpm_chip *chip);
+#else
+static inline int tpm_read_log_acpi(struct tpm_chip *chip)
+{
+	return -ENODEV;
+}
+#endif
+#if defined(CONFIG_OF)
+int tpm_read_log_of(struct tpm_chip *chip);
+#else
+static inline int tpm_read_log_of(struct tpm_chip *chip)
+{
+	return -ENODEV;
+}
+#endif
+#if defined(CONFIG_EFI)
+int tpm_read_log_efi(struct tpm_chip *chip);
+#else
+static inline int tpm_read_log_efi(struct tpm_chip *chip)
+{
+	return -ENODEV;
+}
+#endif
+
+#endif
diff --git a/drivers/char/tpm/eventlog/efi.c b/drivers/char/tpm/eventlog/efi.c
index e1593c5271a4..68f1e7ee60ce 100644
--- a/drivers/char/tpm/eventlog/efi.c
+++ b/drivers/char/tpm/eventlog/efi.c
@@ -15,6 +15,7 @@
 #include <linux/tpm_eventlog.h>
 
 #include "../tpm.h"
+#include "common.h"
 
 /* read binary bios log from EFI configuration table */
 int tpm_read_log_efi(struct tpm_chip *chip)
diff --git a/drivers/char/tpm/eventlog/of.c b/drivers/char/tpm/eventlog/of.c
index e1ec532298f0..b7cac4794ed2 100644
--- a/drivers/char/tpm/eventlog/of.c
+++ b/drivers/char/tpm/eventlog/of.c
@@ -20,6 +20,7 @@
 #include <linux/tpm_eventlog.h>
 
 #include "../tpm.h"
+#include "common.h"
 
 int tpm_read_log_of(struct tpm_chip *chip)
 {
diff --git a/drivers/char/tpm/eventlog/tpm1.c b/drivers/char/tpm/eventlog/tpm1.c
index 8f30316e9bb6..58c84784ba25 100644
--- a/drivers/char/tpm/eventlog/tpm1.c
+++ b/drivers/char/tpm/eventlog/tpm1.c
@@ -29,6 +29,7 @@
 #include <linux/tpm_eventlog.h>
 
 #include "../tpm.h"
+#include "common.h"
 
 
 static const char* tcpa_event_type_strings[] = {
diff --git a/drivers/char/tpm/eventlog/tpm2.c b/drivers/char/tpm/eventlog/tpm2.c
index f0723fa9ae14..1b8fa9de2cac 100644
--- a/drivers/char/tpm/eventlog/tpm2.c
+++ b/drivers/char/tpm/eventlog/tpm2.c
@@ -24,6 +24,7 @@
 #include <linux/tpm_eventlog.h>
 
 #include "../tpm.h"
+#include "common.h"
 
 /*
  * calc_tpm2_event_size() - calculate the event size, where event