acpi/acpi.c: Reduce scope of some functions

These functions are only used in one compilation unit.

Signed-off-by: Arthur Heymans <arthur@aheymans.xyz>
Change-Id: I6f8282f308506a68b14ce3101f11078cb13709f2
Reviewed-on: https://review.coreboot.org/c/coreboot/+/74756
Reviewed-by: Jan Samek <jan.samek@siemens.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Maximilian Brune <maximilian.brune@9elements.com>
Reviewed-by: Tim Wawrzynczak <inforichland@gmail.com>
Reviewed-by: Elyes Haouas <ehaouas@noos.fr>
Reviewed-by: Lean Sheng Tan <sheng.tan@9elements.com>
Reviewed-by: Subrata Banik <subratabanik@google.com>
diff --git a/src/acpi/acpi.c b/src/acpi/acpi.c
index fb9a758..2540929 100644
--- a/src/acpi/acpi.c
+++ b/src/acpi/acpi.c
@@ -288,7 +288,7 @@
 	return current;
 }
 
-void acpi_create_madt(acpi_madt_t *madt)
+static void acpi_create_madt(acpi_madt_t *madt)
 {
 	acpi_header_t *header = &(madt->header);
 	unsigned long current = (unsigned long)madt + sizeof(acpi_madt_t);
@@ -333,7 +333,7 @@
 }
 
 /* MCFG is defined in the PCI Firmware Specification 3.0. */
-void acpi_create_mcfg(acpi_mcfg_t *mcfg)
+static void acpi_create_mcfg(acpi_mcfg_t *mcfg)
 {
 	acpi_header_t *header = &(mcfg->header);
 	unsigned long current = (unsigned long)mcfg + sizeof(acpi_mcfg_t);
@@ -517,7 +517,7 @@
 	acpigen_pop_len();
 }
 
-void acpi_create_ssdt_generator(acpi_header_t *ssdt, const char *oem_table_id)
+static void acpi_create_ssdt_generator(acpi_header_t *ssdt, const char *oem_table_id)
 {
 	unsigned long current = (unsigned long)ssdt + sizeof(acpi_header_t);
 
@@ -989,7 +989,7 @@
 }
 
 /* http://www.intel.com/hardwaredesign/hpetspec_1.pdf */
-void acpi_create_hpet(acpi_hpet_t *hpet)
+static void acpi_create_hpet(acpi_hpet_t *hpet)
 {
 	acpi_header_t *header = &(hpet->header);
 	acpi_addr_t *addr = &(hpet->addr);
@@ -1330,7 +1330,7 @@
 	return current;
 }
 
-void acpi_create_dbg2(acpi_dbg2_header_t *dbg2,
+static void acpi_create_dbg2(acpi_dbg2_header_t *dbg2,
 		      int port_type, int port_subtype,
 		      acpi_addr_t *address, uint32_t address_size,
 		      const char *device_path)
@@ -1451,7 +1451,7 @@
 	return current;
 }
 
-void acpi_create_facs(acpi_facs_t *facs)
+static void acpi_create_facs(acpi_facs_t *facs)
 {
 	memset((void *)facs, 0, sizeof(acpi_facs_t));
 
@@ -1628,7 +1628,7 @@
 }
 
 /* ACPI 3.0b */
-void acpi_write_bert(acpi_bert_t *bert, uintptr_t region, size_t length)
+static void acpi_write_bert(acpi_bert_t *bert, uintptr_t region, size_t length)
 {
 	acpi_header_t *header = &(bert->header);
 
@@ -1656,7 +1656,7 @@
 __weak void soc_fill_fadt(acpi_fadt_t *fadt) { }
 __weak void mainboard_fill_fadt(acpi_fadt_t *fadt) { }
 
-void acpi_create_fadt(acpi_fadt_t *fadt, acpi_facs_t *facs, void *dsdt)
+static void acpi_create_fadt(acpi_fadt_t *fadt, acpi_facs_t *facs, void *dsdt)
 {
 	acpi_header_t *header = &(fadt->header);
 
@@ -1709,7 +1709,7 @@
 	    acpi_checksum((void *)fadt, header->length);
 }
 
-void acpi_create_lpit(acpi_lpit_t *lpit)
+static void acpi_create_lpit(acpi_lpit_t *lpit)
 {
 	acpi_header_t *header = &(lpit->header);
 	unsigned long current = (unsigned long)lpit + sizeof(acpi_lpit_t);
diff --git a/src/include/acpi/acpi.h b/src/include/acpi/acpi.h
index 77f73ae..58db58c 100644
--- a/src/include/acpi/acpi.h
+++ b/src/include/acpi/acpi.h
@@ -1308,9 +1308,6 @@
 unsigned long write_acpi_tables(unsigned long addr);
 unsigned long acpi_fill_madt(unsigned long current);
 unsigned long acpi_fill_ivrs_ioapic(acpi_ivrs_t *ivrs, unsigned long current);
-void acpi_create_ssdt_generator(acpi_header_t *ssdt, const char *oem_table_id);
-void acpi_write_bert(acpi_bert_t *bert, uintptr_t region, size_t length);
-void acpi_create_fadt(acpi_fadt_t *fadt, acpi_facs_t *facs, void *dsdt);
 
 void acpi_fill_fadt(acpi_fadt_t *fadt);
 void arch_fill_fadt(acpi_fadt_t *fadt);
@@ -1342,8 +1339,6 @@
 int acpi_create_madt_irqoverride(acpi_madt_irqoverride_t *irqoverride,
 				 u8 bus, u8 source, u32 gsirq, u16 flags);
 
-void acpi_create_madt(acpi_madt_t *madt);
-
 unsigned long acpi_create_madt_one_lapic(unsigned long current, u32 cpu, u32 apic);
 unsigned long acpi_create_madt_lapics_with_nmis(unsigned long current);
 
@@ -1401,22 +1396,12 @@
 		      unsigned long (*acpi_fill_crat)(struct acpi_crat_header *crat_struct,
 		      unsigned long current));
 
-void acpi_create_hpet(acpi_hpet_t *hpet);
 unsigned long acpi_write_hpet(const struct device *device, unsigned long start,
 			      acpi_rsdp_t *rsdp);
 
 /* cpu/intel/speedstep/acpi.c */
 void generate_cpu_entries(const struct device *device);
 
-void acpi_create_mcfg(acpi_mcfg_t *mcfg);
-
-void acpi_create_facs(acpi_facs_t *facs);
-
-void acpi_create_dbg2(acpi_dbg2_header_t *dbg2_header,
-		      int port_type, int port_subtype,
-		      acpi_addr_t *address, uint32_t address_size,
-		      const char *device_path);
-
 unsigned long acpi_write_dbg2_pci_uart(acpi_rsdp_t *rsdp, unsigned long current,
 				const struct device *dev, uint8_t access_size);
 void acpi_create_dmar(acpi_dmar_t *dmar, enum dmar_flags flags,
@@ -1455,7 +1440,6 @@
 unsigned long acpi_create_hest_error_source(acpi_hest_t *hest,
 	acpi_hest_esd_t *esd, u16 type, void *data, u16 len);
 
-void acpi_create_lpit(acpi_lpit_t *lpit);
 unsigned long acpi_create_lpi_desc_ncst(acpi_lpi_desc_ncst_t *lpi_desc, uint16_t uid);
 
 /* chipsets that select ACPI_BERT must implement this function */