sb/intel/{i82801g/i/j,bd82x6x}: Make use of generic set_subsystem()

Change-Id: Ia7a3eb2e29eb245c0e70abc23c2139aebc07cbfe
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/31987
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>

4 files changed, 4 insertions, 77 deletions

diff --git a/src/southbridge/intel/bd82x6x/pci.c b/src/southbridge/intel/bd82x6x/pci.c
index 4a62eb84a0..c3b82577e1 100644
--- a/src/southbridge/intel/bd82x6x/pci.c
+++ b/src/southbridge/intel/bd82x6x/pci.c
@@ -62,21 +62,8 @@ static void pci_init(struct device *dev)
 
 static void ich_pci_dev_enable_resources(struct device *dev)
 {
-	const struct pci_operations *ops;
 	uint16_t command;
 
-	/* Set the subsystem vendor and device id for mainboard devices */
-	ops = ops_pci(dev);
-	if (dev->on_mainboard && ops && ops->set_subsystem) {
-		printk(BIOS_DEBUG, "%s subsystem <- %02x/%02x\n",
-			dev_path(dev),
-			CONFIG_MAINBOARD_PCI_SUBSYSTEM_VENDOR_ID,
-			CONFIG_MAINBOARD_PCI_SUBSYSTEM_DEVICE_ID);
-		ops->set_subsystem(dev,
-			CONFIG_MAINBOARD_PCI_SUBSYSTEM_VENDOR_ID,
-			CONFIG_MAINBOARD_PCI_SUBSYSTEM_DEVICE_ID);
-	}
-
 	command = pci_read_config16(dev, PCI_COMMAND);
 	command |= dev->command;
 	printk(BIOS_DEBUG, "%s cmd <- %02x\n", dev_path(dev), command);
@@ -101,20 +88,8 @@ static void ich_pci_bus_enable_resources(struct device *dev)
 	ich_pci_dev_enable_resources(dev);
 }
 
-static void set_subsystem(struct device *dev, unsigned vendor, unsigned device)
-{
-	/* NOTE: This is not the default position! */
-	if (!vendor || !device) {
-		pci_write_config32(dev, 0x54,
-				pci_read_config32(dev, PCI_VENDOR_ID));
-	} else {
-		pci_write_config32(dev, 0x54,
-				((device & 0xffff) << 16) | (vendor & 0xffff));
-	}
-}
-
 static struct pci_operations pci_ops = {
-	.set_subsystem = set_subsystem,
+	.set_subsystem = pci_dev_set_subsystem,
 };
 
 static struct device_operations device_ops = {
diff --git a/src/southbridge/intel/i82801gx/pci.c b/src/southbridge/intel/i82801gx/pci.c
index 514db3cd64..c54769fff3 100644
--- a/src/southbridge/intel/i82801gx/pci.c
+++ b/src/southbridge/intel/i82801gx/pci.c
@@ -61,19 +61,8 @@ static void pci_init(struct device *dev)
 
 static void ich_pci_dev_enable_resources(struct device *dev)
 {
-	const struct pci_operations *ops;
 	uint16_t command;
 
-	/* Set the subsystem vendor and device id for mainboard devices */
-	ops = ops_pci(dev);
-	if (dev->on_mainboard && ops && ops->set_subsystem) {
-		printk(BIOS_DEBUG, "%s subsystem <- %04x/%04x\n",
-		       dev_path(dev), dev->subsystem_vendor,
-		       dev->subsystem_device);
-		ops->set_subsystem(dev, dev->subsystem_vendor,
-				   dev->subsystem_device);
-	}
-
 	command = pci_read_config16(dev, PCI_COMMAND);
 	command |= dev->command;
 	printk(BIOS_DEBUG, "%s cmd <- %02x\n", dev_path(dev), command);
@@ -98,21 +87,8 @@ static void ich_pci_bus_enable_resources(struct device *dev)
 	ich_pci_dev_enable_resources(dev);
 }
 
-static void set_subsystem(struct device *dev, unsigned int vendor,
-			  unsigned int device)
-{
-	/* NOTE: This is not the default position! */
-	if (!vendor || !device) {
-		pci_write_config32(dev, 0x54,
-				pci_read_config32(dev, PCI_VENDOR_ID));
-	} else {
-		pci_write_config32(dev, 0x54,
-				((device & 0xffff) << 16) | (vendor & 0xffff));
-	}
-}
-
 static struct pci_operations pci_ops = {
-	.set_subsystem = set_subsystem,
+	.set_subsystem = pci_dev_set_subsystem,
 };
 
 static struct device_operations device_ops = {
diff --git a/src/southbridge/intel/i82801ix/pci.c b/src/southbridge/intel/i82801ix/pci.c
index 4003e740c4..889e042514 100644
--- a/src/southbridge/intel/i82801ix/pci.c
+++ b/src/southbridge/intel/i82801ix/pci.c
@@ -44,20 +44,8 @@ static void pci_init(struct device *dev)
 	pci_write_config16(dev, PCI_SEC_STATUS, reg16);
 }
 
-static void set_subsystem(struct device *dev, unsigned vendor, unsigned device)
-{
-	/* NOTE: 0x54 is not the default position! */
-	if (!vendor || !device) {
-		pci_write_config32(dev, 0x54,
-				pci_read_config32(dev, PCI_VENDOR_ID));
-	} else {
-		pci_write_config32(dev, 0x54,
-				((device & 0xffff) << 16) | (vendor & 0xffff));
-	}
-}
-
 static struct pci_operations pci_ops = {
-	.set_subsystem = set_subsystem,
+	.set_subsystem = pci_dev_set_subsystem,
 };
 
 static struct device_operations device_ops = {
diff --git a/src/southbridge/intel/i82801jx/pci.c b/src/southbridge/intel/i82801jx/pci.c
index a32d4a94b0..69189229c2 100644
--- a/src/southbridge/intel/i82801jx/pci.c
+++ b/src/southbridge/intel/i82801jx/pci.c
@@ -44,20 +44,8 @@ static void pci_init(struct device *dev)
 	pci_write_config16(dev, PCI_SEC_STATUS, reg16);
 }
 
-static void set_subsystem(struct device *dev, unsigned vendor, unsigned device)
-{
-	/* NOTE: 0x54 is not the default position! */
-	if (!vendor || !device) {
-		pci_write_config32(dev, 0x54,
-				pci_read_config32(dev, PCI_VENDOR_ID));
-	} else {
-		pci_write_config32(dev, 0x54,
-				((device & 0xffff) << 16) | (vendor & 0xffff));
-	}
-}
-
 static struct pci_operations pci_ops = {
-	.set_subsystem = set_subsystem,
+	.set_subsystem = pci_dev_set_subsystem,
 };
 
 static struct device_operations device_ops = {