src: Move constant to the right side of comparison

Change-Id: I76d35a3643600f81a6da7e0af99c935ebd1c2fc7
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/27015
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
diff --git a/src/device/pci_class.c b/src/device/pci_class.c
index b2f5ff7..1326b2c 100644
--- a/src/device/pci_class.c
+++ b/src/device/pci_class.c
@@ -263,7 +263,7 @@
 	subclass_name = "???";
 	class_entry = get_pci_class_entry(dev);
 	subclass_entry = class_entry ? class_entry->subclass_list : NULL;
-	if (NULL != subclass_entry) {
+	if (subclass_entry != NULL) {
 		subclass_list_end =
 			&subclass_entry[class_entry->subclass_entries];
 		while (subclass_list_end > subclass_entry) {
diff --git a/src/device/pci_rom.c b/src/device/pci_rom.c
index 65989d4..82d9a30 100644
--- a/src/device/pci_rom.c
+++ b/src/device/pci_rom.c
@@ -150,7 +150,7 @@
 	 * whether the ROM image is for a VGA device because some
 	 * devices have a mismatch between the hardware and the ROM.
 	 */
-	if (PCI_CLASS_DISPLAY_VGA == (dev->class >> 8)) {
+	if ((dev->class >> 8) == PCI_CLASS_DISPLAY_VGA) {
 #if !IS_ENABLED(CONFIG_MULTIPLE_VGA_ADAPTERS)
 		extern struct device *vga_pri; /* Primary VGA device (device.c). */
 		if (dev != vga_pri) return NULL; /* Only one VGA supported. */
diff --git a/src/northbridge/amd/agesa/family16kb/state_machine.c b/src/northbridge/amd/agesa/family16kb/state_machine.c
index e679639..9840c1c7 100644
--- a/src/northbridge/amd/agesa/family16kb/state_machine.c
+++ b/src/northbridge/amd/agesa/family16kb/state_machine.c
@@ -34,7 +34,7 @@
 
 	if (IS_ENABLED(CONFIG_ENABLE_MRC_CACHE)) {
 		status = OemInitResume(&Post->MemConfig.MemContext);
-		if (AGESA_SUCCESS == status)
+		if (status == AGESA_SUCCESS)
 			Post->MemConfig.MemRestoreCtl = 1;
 	}
 }
diff --git a/src/northbridge/amd/amdmct/mct/mctardk4.c b/src/northbridge/amd/amdmct/mct/mctardk4.c
index f7a4bee..d112c46 100644
--- a/src/northbridge/amd/amdmct/mct/mctardk4.c
+++ b/src/northbridge/amd/amdmct/mct/mctardk4.c
@@ -146,6 +146,6 @@
 			}
 		}
 		p+=10;
-	} while (0xFF == *p);
+	} while (*p == 0xff);
 	}
 }
diff --git a/src/southbridge/amd/cimx/sb800/late.c b/src/southbridge/amd/cimx/sb800/late.c
index 60d40f7..e3390d5 100644
--- a/src/southbridge/amd/cimx/sb800/late.c
+++ b/src/southbridge/amd/cimx/sb800/late.c
@@ -353,9 +353,9 @@
 	case PCI_DEVFN(0x11, 0): /* 0:11.0  SATA */
 		if (dev->enabled) {
 			sb_config->SATAMODE.SataMode.SataController = CIMX_OPTION_ENABLED;
-			if (1 == sb_chip->boot_switch_sata_ide)
+			if (sb_chip->boot_switch_sata_ide == 1)
 				sb_config->SATAMODE.SataMode.SataIdeCombMdPriSecOpt = 0; //0 -IDE as primary.
-			else if (0 == sb_chip->boot_switch_sata_ide)
+			else if (sb_chip->boot_switch_sata_ide == 0)
 				sb_config->SATAMODE.SataMode.SataIdeCombMdPriSecOpt = 1; //1 -IDE as secondary.
 		} else {
 			sb_config->SATAMODE.SataMode.SataController = CIMX_OPTION_DISABLED;
@@ -387,7 +387,7 @@
 
 	case PCI_DEVFN(0x14, 2): /* 0:14:2 HDA */
 		if (dev->enabled) {
-			if (AZALIA_DISABLE == sb_config->AzaliaController) {
+			if (sb_config->AzaliaController == AZALIA_DISABLE) {
 				sb_config->AzaliaController = AZALIA_AUTO;
 			}
 		} else {
diff --git a/src/southbridge/amd/cimx/sb900/late.c b/src/southbridge/amd/cimx/sb900/late.c
index 9a2f837..25e087f 100644
--- a/src/southbridge/amd/cimx/sb900/late.c
+++ b/src/southbridge/amd/cimx/sb900/late.c
@@ -354,9 +354,9 @@
 	case (0x11 << 3) | 0: /* 0:11.0  SATA */
 		if (dev->enabled) {
 			sb_config->SATAMODE.SataMode.SataController = ENABLED;
-			if (1 == sb_chip->boot_switch_sata_ide)
+			if (sb_chip->boot_switch_sata_ide == 1)
 				sb_config->SATAMODE.SataMode.SataIdeCombMdPriSecOpt = 0; //0 -IDE as primary.
-			else if (0 == sb_chip->boot_switch_sata_ide)
+			else if (sb_chip->boot_switch_sata_ide == 0)
 				sb_config->SATAMODE.SataMode.SataIdeCombMdPriSecOpt = 1; //1 -IDE as secondary.
 		} else {
 			sb_config->SATAMODE.SataMode.SataController = DISABLED;