sb/intel/bd82x6x: Relocate some static functions

This allows us to get rid of the `__unused` attributes. Subsequent
commits will separate ramstage and SMM code into separate files.

Tested with BUILD_TIMELESS=1, Asus P8Z77-V LX2 remains identical.

Change-Id: I1aaef5aa23561bee04f8dd9ddca66738bca91bb4
Signed-off-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/49990
Reviewed-by: Nico Huber <nico.h@gmx.de>
Reviewed-by: Evgeny Zinoviev <me@ch1p.io>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>

2 files changed, 162 insertions, 161 deletions

diff --git a/src/southbridge/intel/bd82x6x/me.c b/src/southbridge/intel/bd82x6x/me.c
index c522d77a1129..e81d7ff7b353 100644
--- a/src/southbridge/intel/bd82x6x/me.c
+++ b/src/southbridge/intel/bd82x6x/me.c
@@ -27,8 +27,10 @@
 #include "me.h"
 #include "pch.h"
 
+#ifdef __SIMPLE_DEVICE__
+
 /* Send END OF POST message to the ME */
-static int __unused mkhi_end_of_post(void)
+static int mkhi_end_of_post(void)
 {
 	struct mkhi_header mkhi = {
 		.group_id	= MKHI_GROUP_ID_GEN,
@@ -51,89 +53,6 @@ static int __unused mkhi_end_of_post(void)
 	return 0;
 }
 
-/* Get ME firmware version */
-static int __unused mkhi_get_fw_version(void)
-{
-	struct me_fw_version version;
-	struct mkhi_header mkhi = {
-		.group_id	= MKHI_GROUP_ID_GEN,
-		.command	= MKHI_GET_FW_VERSION,
-	};
-	struct mei_header mei = {
-		.is_complete	= 1,
-		.host_address	= MEI_HOST_ADDRESS,
-		.client_address	= MEI_ADDRESS_MKHI,
-		.length		= sizeof(mkhi),
-	};
-
-	/* Send request and wait for response */
-	if (mei_sendrecv(&mei, &mkhi, NULL, &version, sizeof(version)) < 0) {
-		printk(BIOS_ERR, "ME: GET FW VERSION message failed\n");
-		return -1;
-	}
-
-	printk(BIOS_INFO, "ME: Firmware Version %u.%u.%u.%u (code) "
-	       "%u.%u.%u.%u (recovery)\n",
-	       version.code_major, version.code_minor,
-	       version.code_build_number, version.code_hot_fix,
-	       version.recovery_major, version.recovery_minor,
-	       version.recovery_build_number, version.recovery_hot_fix);
-
-	return 0;
-}
-
-static inline void print_cap(const char *name, int state)
-{
-	printk(BIOS_DEBUG, "ME Capability: %-30s : %sabled\n",
-	       name, state ? "en" : "dis");
-}
-
-/* Get ME Firmware Capabilities */
-static int __unused mkhi_get_fwcaps(void)
-{
-	u32 rule_id = 0;
-	struct me_fwcaps cap;
-	struct mkhi_header mkhi = {
-		.group_id	= MKHI_GROUP_ID_FWCAPS,
-		.command	= MKHI_FWCAPS_GET_RULE,
-	};
-	struct mei_header mei = {
-		.is_complete	= 1,
-		.host_address	= MEI_HOST_ADDRESS,
-		.client_address	= MEI_ADDRESS_MKHI,
-		.length		= sizeof(mkhi) + sizeof(rule_id),
-	};
-
-	/* Send request and wait for response */
-	if (mei_sendrecv(&mei, &mkhi, &rule_id, &cap, sizeof(cap)) < 0) {
-		printk(BIOS_ERR, "ME: GET FWCAPS message failed\n");
-		return -1;
-	}
-
-	print_cap("Full Network manageability", cap.caps_sku.full_net);
-	print_cap("Regular Network manageability", cap.caps_sku.std_net);
-	print_cap("Manageability", cap.caps_sku.manageability);
-	print_cap("Small business technology", cap.caps_sku.small_business);
-	print_cap("Level III manageability", cap.caps_sku.l3manageability);
-	print_cap("IntelR Anti-Theft (AT)", cap.caps_sku.intel_at);
-	print_cap("IntelR Capability Licensing Service (CLS)",
-		  cap.caps_sku.intel_cls);
-	print_cap("IntelR Power Sharing Technology (MPC)",
-		  cap.caps_sku.intel_mpc);
-	print_cap("ICC Over Clocking", cap.caps_sku.icc_over_clocking);
-	print_cap("Protected Audio Video Path (PAVP)", cap.caps_sku.pavp);
-	print_cap("IPV6", cap.caps_sku.ipv6);
-	print_cap("KVM Remote Control (KVM)", cap.caps_sku.kvm);
-	print_cap("Outbreak Containment Heuristic (OCH)", cap.caps_sku.och);
-	print_cap("Virtual LAN (VLAN)", cap.caps_sku.vlan);
-	print_cap("TLS", cap.caps_sku.tls);
-	print_cap("Wireless LAN (WLAN)", cap.caps_sku.wlan);
-
-	return 0;
-}
-
-#ifdef __SIMPLE_DEVICE__
-
 static void intel_me7_finalize_smm(void)
 {
 	struct me_hfs hfs;
@@ -248,6 +167,88 @@ static me_bios_path intel_me_path(struct device *dev)
 	return path;
 }
 
+/* Get ME firmware version */
+static int mkhi_get_fw_version(void)
+{
+	struct me_fw_version version;
+	struct mkhi_header mkhi = {
+		.group_id	= MKHI_GROUP_ID_GEN,
+		.command	= MKHI_GET_FW_VERSION,
+	};
+	struct mei_header mei = {
+		.is_complete	= 1,
+		.host_address	= MEI_HOST_ADDRESS,
+		.client_address	= MEI_ADDRESS_MKHI,
+		.length		= sizeof(mkhi),
+	};
+
+	/* Send request and wait for response */
+	if (mei_sendrecv(&mei, &mkhi, NULL, &version, sizeof(version)) < 0) {
+		printk(BIOS_ERR, "ME: GET FW VERSION message failed\n");
+		return -1;
+	}
+
+	printk(BIOS_INFO, "ME: Firmware Version %u.%u.%u.%u (code) "
+	       "%u.%u.%u.%u (recovery)\n",
+	       version.code_major, version.code_minor,
+	       version.code_build_number, version.code_hot_fix,
+	       version.recovery_major, version.recovery_minor,
+	       version.recovery_build_number, version.recovery_hot_fix);
+
+	return 0;
+}
+
+static inline void print_cap(const char *name, int state)
+{
+	printk(BIOS_DEBUG, "ME Capability: %-30s : %sabled\n",
+	       name, state ? "en" : "dis");
+}
+
+/* Get ME Firmware Capabilities */
+static int mkhi_get_fwcaps(void)
+{
+	u32 rule_id = 0;
+	struct me_fwcaps cap;
+	struct mkhi_header mkhi = {
+		.group_id	= MKHI_GROUP_ID_FWCAPS,
+		.command	= MKHI_FWCAPS_GET_RULE,
+	};
+	struct mei_header mei = {
+		.is_complete	= 1,
+		.host_address	= MEI_HOST_ADDRESS,
+		.client_address	= MEI_ADDRESS_MKHI,
+		.length		= sizeof(mkhi) + sizeof(rule_id),
+	};
+
+	/* Send request and wait for response */
+	if (mei_sendrecv(&mei, &mkhi, &rule_id, &cap, sizeof(cap)) < 0) {
+		printk(BIOS_ERR, "ME: GET FWCAPS message failed\n");
+		return -1;
+	}
+
+	print_cap("Full Network manageability", cap.caps_sku.full_net);
+	print_cap("Regular Network manageability", cap.caps_sku.std_net);
+	print_cap("Manageability", cap.caps_sku.manageability);
+	print_cap("Small business technology", cap.caps_sku.small_business);
+	print_cap("Level III manageability", cap.caps_sku.l3manageability);
+	print_cap("IntelR Anti-Theft (AT)", cap.caps_sku.intel_at);
+	print_cap("IntelR Capability Licensing Service (CLS)",
+		  cap.caps_sku.intel_cls);
+	print_cap("IntelR Power Sharing Technology (MPC)",
+		  cap.caps_sku.intel_mpc);
+	print_cap("ICC Over Clocking", cap.caps_sku.icc_over_clocking);
+	print_cap("Protected Audio Video Path (PAVP)", cap.caps_sku.pavp);
+	print_cap("IPV6", cap.caps_sku.ipv6);
+	print_cap("KVM Remote Control (KVM)", cap.caps_sku.kvm);
+	print_cap("Outbreak Containment Heuristic (OCH)", cap.caps_sku.och);
+	print_cap("Virtual LAN (VLAN)", cap.caps_sku.vlan);
+	print_cap("TLS", cap.caps_sku.tls);
+	print_cap("Wireless LAN (WLAN)", cap.caps_sku.wlan);
+
+	return 0;
+}
+
+
 /* Check whether ME is present and do basic init */
 static void intel_me_init(struct device *dev)
 {
diff --git a/src/southbridge/intel/bd82x6x/me_8.x.c b/src/southbridge/intel/bd82x6x/me_8.x.c
index 78c71aa36861..cfac4566ff86 100644
--- a/src/southbridge/intel/bd82x6x/me_8.x.c
+++ b/src/southbridge/intel/bd82x6x/me_8.x.c
@@ -27,8 +27,10 @@
 #include "me.h"
 #include "pch.h"
 
+#ifdef __SIMPLE_DEVICE__
+
 /* Send END OF POST message to the ME */
-static int __unused mkhi_end_of_post(void)
+static int mkhi_end_of_post(void)
 {
 	struct mkhi_header mkhi = {
 		.group_id	= MKHI_GROUP_ID_GEN,
@@ -54,79 +56,6 @@ static int __unused mkhi_end_of_post(void)
 	return 0;
 }
 
-static inline void print_cap(const char *name, int state)
-{
-	printk(BIOS_DEBUG, "ME Capability: %-41s : %sabled\n",
-	       name, state ? " en" : "dis");
-}
-
-static void __unused me_print_fw_version(mbp_fw_version_name *vers_name)
-{
-	if (!vers_name->major_version) {
-		printk(BIOS_ERR, "ME: mbp missing version report\n");
-		return;
-	}
-
-	printk(BIOS_DEBUG, "ME: found version %d.%d.%d.%d\n",
-	       vers_name->major_version, vers_name->minor_version,
-	       vers_name->hotfix_version, vers_name->build_version);
-}
-
-/* Get ME Firmware Capabilities */
-static int mkhi_get_fwcaps(mefwcaps_sku *cap)
-{
-	u32 rule_id = 0;
-	struct me_fwcaps cap_msg;
-	struct mkhi_header mkhi = {
-		.group_id       = MKHI_GROUP_ID_FWCAPS,
-		.command        = MKHI_FWCAPS_GET_RULE,
-	};
-	struct mei_header mei = {
-		.is_complete    = 1,
-		.host_address   = MEI_HOST_ADDRESS,
-		.client_address = MEI_ADDRESS_MKHI,
-		.length         = sizeof(mkhi) + sizeof(rule_id),
-	};
-
-	/* Send request and wait for response */
-	if (mei_sendrecv(&mei, &mkhi, &rule_id, &cap_msg, sizeof(cap_msg)) < 0) {
-		printk(BIOS_ERR, "ME: GET FWCAPS message failed\n");
-		return -1;
-	}
-	*cap = cap_msg.caps_sku;
-	return 0;
-}
-
-/* Get ME Firmware Capabilities */
-static void __unused me_print_fwcaps(mbp_fw_caps *caps_section)
-{
-	mefwcaps_sku *cap = &caps_section->fw_capabilities;
-	if (!caps_section->available) {
-		printk(BIOS_ERR, "ME: mbp missing fwcaps report\n");
-		if (mkhi_get_fwcaps(cap))
-			return;
-	}
-
-	print_cap("Full Network manageability", cap->full_net);
-	print_cap("Regular Network manageability", cap->std_net);
-	print_cap("Manageability", cap->manageability);
-	print_cap("Small business technology", cap->small_business);
-	print_cap("Level III manageability", cap->l3manageability);
-	print_cap("IntelR Anti-Theft (AT)", cap->intel_at);
-	print_cap("IntelR Capability Licensing Service (CLS)", cap->intel_cls);
-	print_cap("IntelR Power Sharing Technology (MPC)", cap->intel_mpc);
-	print_cap("ICC Over Clocking", cap->icc_over_clocking);
-	print_cap("Protected Audio Video Path (PAVP)", cap->pavp);
-	print_cap("IPV6", cap->ipv6);
-	print_cap("KVM Remote Control (KVM)", cap->kvm);
-	print_cap("Outbreak Containment Heuristic (OCH)", cap->och);
-	print_cap("Virtual LAN (VLAN)", cap->vlan);
-	print_cap("TLS", cap->tls);
-	print_cap("Wireless LAN (WLAN)", cap->wlan);
-}
-
-#ifdef __SIMPLE_DEVICE__
-
 void intel_me8_finalize_smm(void)
 {
 	struct me_hfs hfs;
@@ -161,6 +90,24 @@ void intel_me8_finalize_smm(void)
 
 #else /* !__SIMPLE_DEVICE__ */
 
+static inline void print_cap(const char *name, int state)
+{
+	printk(BIOS_DEBUG, "ME Capability: %-41s : %sabled\n",
+	       name, state ? " en" : "dis");
+}
+
+static void me_print_fw_version(mbp_fw_version_name *vers_name)
+{
+	if (!vers_name->major_version) {
+		printk(BIOS_ERR, "ME: mbp missing version report\n");
+		return;
+	}
+
+	printk(BIOS_DEBUG, "ME: found version %d.%d.%d.%d\n",
+	       vers_name->major_version, vers_name->minor_version,
+	       vers_name->hotfix_version, vers_name->build_version);
+}
+
 /* Determine the path that we should take based on ME status */
 static me_bios_path intel_me_path(struct device *dev)
 {
@@ -234,6 +181,59 @@ static me_bios_path intel_me_path(struct device *dev)
 
 static int intel_me_read_mbp(me_bios_payload *mbp_data);
 
+/* Get ME Firmware Capabilities */
+static int mkhi_get_fwcaps(mefwcaps_sku *cap)
+{
+	u32 rule_id = 0;
+	struct me_fwcaps cap_msg;
+	struct mkhi_header mkhi = {
+		.group_id       = MKHI_GROUP_ID_FWCAPS,
+		.command        = MKHI_FWCAPS_GET_RULE,
+	};
+	struct mei_header mei = {
+		.is_complete    = 1,
+		.host_address   = MEI_HOST_ADDRESS,
+		.client_address = MEI_ADDRESS_MKHI,
+		.length         = sizeof(mkhi) + sizeof(rule_id),
+	};
+
+	/* Send request and wait for response */
+	if (mei_sendrecv(&mei, &mkhi, &rule_id, &cap_msg, sizeof(cap_msg)) < 0) {
+		printk(BIOS_ERR, "ME: GET FWCAPS message failed\n");
+		return -1;
+	}
+	*cap = cap_msg.caps_sku;
+	return 0;
+}
+
+/* Get ME Firmware Capabilities */
+static void me_print_fwcaps(mbp_fw_caps *caps_section)
+{
+	mefwcaps_sku *cap = &caps_section->fw_capabilities;
+	if (!caps_section->available) {
+		printk(BIOS_ERR, "ME: mbp missing fwcaps report\n");
+		if (mkhi_get_fwcaps(cap))
+			return;
+	}
+
+	print_cap("Full Network manageability", cap->full_net);
+	print_cap("Regular Network manageability", cap->std_net);
+	print_cap("Manageability", cap->manageability);
+	print_cap("Small business technology", cap->small_business);
+	print_cap("Level III manageability", cap->l3manageability);
+	print_cap("IntelR Anti-Theft (AT)", cap->intel_at);
+	print_cap("IntelR Capability Licensing Service (CLS)", cap->intel_cls);
+	print_cap("IntelR Power Sharing Technology (MPC)", cap->intel_mpc);
+	print_cap("ICC Over Clocking", cap->icc_over_clocking);
+	print_cap("Protected Audio Video Path (PAVP)", cap->pavp);
+	print_cap("IPV6", cap->ipv6);
+	print_cap("KVM Remote Control (KVM)", cap->kvm);
+	print_cap("Outbreak Containment Heuristic (OCH)", cap->och);
+	print_cap("Virtual LAN (VLAN)", cap->vlan);
+	print_cap("TLS", cap->tls);
+	print_cap("Wireless LAN (WLAN)", cap->wlan);
+}
+
 /* Check whether ME is present and do basic init */
 static void intel_me_init(struct device *dev)
 {
@@ -354,8 +354,6 @@ static const struct pci_driver intel_me __pci_driver = {
 	.device	= 0x1e3a,
 };
 
-#endif /* !__SIMPLE_DEVICE__ */
-
 /******************************************************************************
  *									     */
 static u32 me_to_host_words_pending(void)
@@ -372,7 +370,7 @@ static u32 me_to_host_words_pending(void)
  * mbp seems to be following its own flow, let's retrieve it in a dedicated
  * function.
  */
-static int __unused intel_me_read_mbp(me_bios_payload *mbp_data)
+static int intel_me_read_mbp(me_bios_payload *mbp_data)
 {
 	mbp_header mbp_hdr;
 	mbp_item_header	mbp_item_hdr;
@@ -496,3 +494,5 @@ static int __unused intel_me_read_mbp(me_bios_payload *mbp_data)
 
 	return 0;
 }
+
+#endif /* !__SIMPLE_DEVICE__ */