device: Constify struct device * parameter to acpi_fill_ssdt()

.acpi_fill_ssdt() does not need to modify the device structure. This
change makes the struct device * parameter to acpi_fill_ssdt() as
const.

Change-Id: I110f4c67c3b6671c9ac0a82e02609902a8ee5d5c
Signed-off-by: Furquan Shaikh <furquan@google.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40710
Reviewed-by: HAOUAS Elyes <ehaouas@noos.fr>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c
index 278e90a..215965e 100644
--- a/src/southbridge/intel/bd82x6x/lpc.c
+++ b/src/southbridge/intel/bd82x6x/lpc.c
@@ -823,7 +823,7 @@
 	return "LPCB";
 }
 
-static void southbridge_fill_ssdt(struct device *device)
+static void southbridge_fill_ssdt(const struct device *device)
 {
 	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
diff --git a/src/southbridge/intel/bd82x6x/sata.c b/src/southbridge/intel/bd82x6x/sata.c
index 75a1b1a..e65fd6e 100644
--- a/src/southbridge/intel/bd82x6x/sata.c
+++ b/src/southbridge/intel/bd82x6x/sata.c
@@ -274,7 +274,7 @@
 	return "SATA";
 }
 
-static void sata_fill_ssdt(struct device *dev)
+static void sata_fill_ssdt(const struct device *dev)
 {
 	config_t *config = dev->chip_info;
 	generate_sata_ssdt_ports("\\_SB_.PCI0.SATA", config->sata_port_map);
diff --git a/src/southbridge/intel/common/acpi_pirq_gen.c b/src/southbridge/intel/common/acpi_pirq_gen.c
index d1e0c8b..20dafdf 100644
--- a/src/southbridge/intel/common/acpi_pirq_gen.c
+++ b/src/southbridge/intel/common/acpi_pirq_gen.c
@@ -71,7 +71,7 @@
 	}
 }
 
-void intel_acpi_gen_def_acpi_pirq(struct device *dev)
+void intel_acpi_gen_def_acpi_pirq(const struct device *dev)
 {
 	const char *lpcb_path = acpi_device_path(dev);
 	char pci_int_mapping[32][4];
diff --git a/src/southbridge/intel/common/acpi_pirq_gen.h b/src/southbridge/intel/common/acpi_pirq_gen.h
index dc2cae9..acb1bcb 100644
--- a/src/southbridge/intel/common/acpi_pirq_gen.h
+++ b/src/southbridge/intel/common/acpi_pirq_gen.h
@@ -24,7 +24,7 @@
 	PIRQ_H,
 };
 
-void intel_acpi_gen_def_acpi_pirq(struct device *dev);
+void intel_acpi_gen_def_acpi_pirq(const struct device *dev);
 enum pirq intel_common_map_pirq(const struct device *dev,
 				const enum pci_pin pci_pin);
 
diff --git a/src/southbridge/intel/i82371eb/acpi_tables.c b/src/southbridge/intel/i82371eb/acpi_tables.c
index 9da9c23..96fcefc 100644
--- a/src/southbridge/intel/i82371eb/acpi_tables.c
+++ b/src/southbridge/intel/i82371eb/acpi_tables.c
@@ -25,7 +25,7 @@
 	return count;
 }
 
-void generate_cpu_entries(struct device *device)
+void generate_cpu_entries(const struct device *device)
 {
 	int cpu, pcontrol_blk=DEFAULT_PMBASE+PCNTRL, plen=6;
 	int numcpus = determine_total_number_of_cores();
diff --git a/src/southbridge/intel/i82371eb/isa.c b/src/southbridge/intel/i82371eb/isa.c
index bb87611..bc492df 100644
--- a/src/southbridge/intel/i82371eb/isa.c
+++ b/src/southbridge/intel/i82371eb/isa.c
@@ -118,7 +118,7 @@
 }
 
 #if CONFIG(HAVE_ACPI_TABLES)
-static void southbridge_acpi_fill_ssdt_generator(struct device *device)
+static void southbridge_acpi_fill_ssdt_generator(const struct device *device)
 {
 	acpigen_write_mainboard_resources("\\_SB.PCI0.MBRS", "_CRS");
 	generate_cpu_entries(device);
diff --git a/src/southbridge/intel/i82801gx/lpc.c b/src/southbridge/intel/i82801gx/lpc.c
index c24460c..9b5f545 100644
--- a/src/southbridge/intel/i82801gx/lpc.c
+++ b/src/southbridge/intel/i82801gx/lpc.c
@@ -647,7 +647,7 @@
 	return "LPCB";
 }
 
-static void southbridge_fill_ssdt(struct device *device)
+static void southbridge_fill_ssdt(const struct device *device)
 {
 	intel_acpi_gen_def_acpi_pirq(device);
 }
diff --git a/src/southbridge/intel/i82801ix/lpc.c b/src/southbridge/intel/i82801ix/lpc.c
index 923056c..a177c6c 100644
--- a/src/southbridge/intel/i82801ix/lpc.c
+++ b/src/southbridge/intel/i82801ix/lpc.c
@@ -494,7 +494,7 @@
 	return "LPCB";
 }
 
-static void southbridge_fill_ssdt(struct device *device)
+static void southbridge_fill_ssdt(const struct device *device)
 {
 	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
diff --git a/src/southbridge/intel/i82801jx/lpc.c b/src/southbridge/intel/i82801jx/lpc.c
index 91f9285..380dca4 100644
--- a/src/southbridge/intel/i82801jx/lpc.c
+++ b/src/southbridge/intel/i82801jx/lpc.c
@@ -652,7 +652,7 @@
 	return "LPCB";
 }
 
-static void southbridge_fill_ssdt(struct device *device)
+static void southbridge_fill_ssdt(const struct device *device)
 {
 	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
diff --git a/src/southbridge/intel/ibexpeak/lpc.c b/src/southbridge/intel/ibexpeak/lpc.c
index 395919e..242d274 100644
--- a/src/southbridge/intel/ibexpeak/lpc.c
+++ b/src/southbridge/intel/ibexpeak/lpc.c
@@ -716,7 +716,7 @@
 	return "LPCB";
 }
 
-static void southbridge_fill_ssdt(struct device *device)
+static void southbridge_fill_ssdt(const struct device *device)
 {
 	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
diff --git a/src/southbridge/intel/ibexpeak/sata.c b/src/southbridge/intel/ibexpeak/sata.c
index 3a7bdb6..11ac078 100644
--- a/src/southbridge/intel/ibexpeak/sata.c
+++ b/src/southbridge/intel/ibexpeak/sata.c
@@ -212,7 +212,7 @@
 	pci_write_config16(dev, 0x90, map);
 }
 
-static void sata_fill_ssdt(struct device *dev)
+static void sata_fill_ssdt(const struct device *dev)
 {
 	config_t *config = dev->chip_info;
 	generate_sata_ssdt_ports("\\_SB_.PCI0.SATA", config->sata_port_map);
diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c
index 42469ba..d44009b 100644
--- a/src/southbridge/intel/lynxpoint/lpc.c
+++ b/src/southbridge/intel/lynxpoint/lpc.c
@@ -877,7 +877,7 @@
 	return "LPCB";
 }
 
-static void southbridge_fill_ssdt(struct device *dev)
+static void southbridge_fill_ssdt(const struct device *dev)
 {
 	intel_acpi_gen_def_acpi_pirq(dev);
 }