From c70eed1e6202c928803f3e7f79161cd247a62b23 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ky=C3=B6sti=20M=C3=A4lkki?= <kyosti.malkki@gmail.com>
Date: Tue, 22 May 2018 02:18:00 +0300
Subject: device: Use pcidev_on_root()
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Change-Id: Icf34b39d80f6e46d32a39b68f38fb2752c0bcebc
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/26484
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Piotr Król <piotr.krol@3mdeb.com>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
---
 src/southbridge/intel/bd82x6x/elog.c          |  2 +-
 src/southbridge/intel/bd82x6x/lpc.c           |  4 ++--
 src/southbridge/intel/bd82x6x/pch.c           | 12 ++++--------
 src/southbridge/intel/bd82x6x/watchdog.c      |  2 +-
 src/southbridge/intel/common/acpi_pirq_gen.c  |  2 +-
 src/southbridge/intel/common/gpio.c           |  2 +-
 src/southbridge/intel/common/pmbase.c         |  2 +-
 src/southbridge/intel/common/rtc.c            |  2 +-
 src/southbridge/intel/common/spi.c            |  2 +-
 src/southbridge/intel/fsp_rangeley/soc.c      |  4 ++--
 src/southbridge/intel/fsp_rangeley/spi.c      |  5 ++---
 src/southbridge/intel/fsp_rangeley/watchdog.c |  2 +-
 src/southbridge/intel/i82801dx/smi.c          |  8 ++++----
 src/southbridge/intel/i82801gx/lpc.c          |  2 +-
 src/southbridge/intel/i82801gx/sata.c         |  2 +-
 src/southbridge/intel/i82801gx/watchdog.c     |  2 +-
 src/southbridge/intel/i82801ix/i82801ix.c     |  8 ++++----
 src/southbridge/intel/i82801ix/lpc.c          |  2 +-
 src/southbridge/intel/i82801ix/sata.c         |  3 +--
 src/southbridge/intel/i82801ix/smi.c          |  9 +++++----
 src/southbridge/intel/i82801ix/thermal.c      |  2 +-
 src/southbridge/intel/i82801jx/i82801jx.c     |  8 ++++----
 src/southbridge/intel/i82801jx/lpc.c          |  4 ++--
 src/southbridge/intel/i82801jx/sata.c         |  3 +--
 src/southbridge/intel/i82801jx/thermal.c      |  2 +-
 src/southbridge/intel/ibexpeak/lpc.c          |  4 ++--
 src/southbridge/intel/lynxpoint/early_pch.c   |  2 +-
 src/southbridge/intel/lynxpoint/elog.c        |  2 +-
 src/southbridge/intel/lynxpoint/lp_gpio.c     |  2 +-
 src/southbridge/intel/lynxpoint/lpc.c         |  4 ++--
 src/southbridge/intel/lynxpoint/pch.c         |  2 +-
 src/southbridge/intel/lynxpoint/watchdog.c    |  2 +-
 32 files changed, 54 insertions(+), 60 deletions(-)

(limited to 'src/southbridge/intel')

diff --git a/src/southbridge/intel/bd82x6x/elog.c b/src/southbridge/intel/bd82x6x/elog.c
index 2ccdf83c4d..ef345efb75 100644
--- a/src/southbridge/intel/bd82x6x/elog.c
+++ b/src/southbridge/intel/bd82x6x/elog.c
@@ -30,7 +30,7 @@ void pch_log_state(void)
 	u32 gpe0_sts, gpe0_en;
 	u8 gen_pmcon_2;
 	int i;
-	struct device *lpc = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *lpc = pcidev_on_root(0x1f, 0);
 	if (!lpc)
 		return;
 
diff --git a/src/southbridge/intel/bd82x6x/lpc.c b/src/southbridge/intel/bd82x6x/lpc.c
index 7ae538ebd2..d3da239321 100644
--- a/src/southbridge/intel/bd82x6x/lpc.c
+++ b/src/southbridge/intel/bd82x6x/lpc.c
@@ -738,7 +738,7 @@ static void southbridge_inject_dsdt(struct device *dev)
 
 void acpi_fill_fadt(acpi_fadt_t *fadt)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 	u16 pmbase = pci_read_config16(dev, 0x40) & 0xfffe;
 	int c2_latency;
@@ -875,7 +875,7 @@ static const char *lpc_acpi_name(const struct device *dev)
 
 static void southbridge_fill_ssdt(struct device *device)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 
 	intel_acpi_pcie_hotplug_generator(chip->pcie_hotplug_map, 8);
diff --git a/src/southbridge/intel/bd82x6x/pch.c b/src/southbridge/intel/bd82x6x/pch.c
index 00265d0219..1a646b17b9 100644
--- a/src/southbridge/intel/bd82x6x/pch.c
+++ b/src/southbridge/intel/bd82x6x/pch.c
@@ -32,11 +32,9 @@ int pch_silicon_revision(void)
 	static int pch_revision_id = -1;
 
 #ifdef __SIMPLE_DEVICE__
-	pci_devfn_t dev;
-	dev = PCI_DEV(0, 0x1f, 0);
+	pci_devfn_t dev = PCI_DEV(0, 0x1f, 0);
 #else
-	struct device *dev;
-	dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 #endif
 
 	if (pch_revision_id < 0)
@@ -49,11 +47,9 @@ int pch_silicon_type(void)
 	static int pch_type = -1;
 
 #ifdef __SIMPLE_DEVICE__
-	pci_devfn_t dev;
-	dev = PCI_DEV(0, 0x1f, 0);
+	pci_devfn_t dev = PCI_DEV(0, 0x1f, 0);
 #else
-	struct device *dev;
-	dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 #endif
 
 	if (pch_type < 0)
diff --git a/src/southbridge/intel/bd82x6x/watchdog.c b/src/southbridge/intel/bd82x6x/watchdog.c
index eb4d38cd2c..c186f353ba 100644
--- a/src/southbridge/intel/bd82x6x/watchdog.c
+++ b/src/southbridge/intel/bd82x6x/watchdog.c
@@ -34,7 +34,7 @@ void watchdog_off(void)
 	struct device *dev;
 
 	/* Get LPC device. */
-	dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	dev = pcidev_on_root(0x1f, 0);
 
 	/* Disable interrupt. */
 	value = pci_read_config16(dev, PCI_COMMAND);
diff --git a/src/southbridge/intel/common/acpi_pirq_gen.c b/src/southbridge/intel/common/acpi_pirq_gen.c
index 1f1a2ab258..6f28bc693f 100644
--- a/src/southbridge/intel/common/acpi_pirq_gen.c
+++ b/src/southbridge/intel/common/acpi_pirq_gen.c
@@ -32,7 +32,7 @@ static int create_pirq_matrix(char matrix[32][4])
 	struct device *dev;
 	int num_devs = 0;
 
-	for (dev = dev_find_slot(0, PCI_DEVFN(0, 0)); dev; dev = dev->sibling) {
+	for (dev = pcidev_on_root(0, 0); dev; dev = dev->sibling) {
 		u8 pci_dev;
 		u8 int_pin;
 
diff --git a/src/southbridge/intel/common/gpio.c b/src/southbridge/intel/common/gpio.c
index 7c8cfe8144..30c50283f6 100644
--- a/src/southbridge/intel/common/gpio.c
+++ b/src/southbridge/intel/common/gpio.c
@@ -31,7 +31,7 @@
 #if defined(__SIMPLE_DEVICE__)
 #define PCH_LPC_DEV	PCI_DEV(0, 0x1f, 0)
 #else
-#define PCH_LPC_DEV	dev_find_slot(0, PCI_DEVFN(0x1f, 0))
+#define PCH_LPC_DEV	pcidev_on_root(0x1f, 0)
 #endif
 
 static u16 get_gpio_base(void)
diff --git a/src/southbridge/intel/common/pmbase.c b/src/southbridge/intel/common/pmbase.c
index 2de57d6da4..8b3274f524 100644
--- a/src/southbridge/intel/common/pmbase.c
+++ b/src/southbridge/intel/common/pmbase.c
@@ -33,7 +33,7 @@
 #if defined(__SIMPLE_DEVICE__)
 #define PCH_LPC_DEV	PCI_DEV(0, 0x1f, 0)
 #else
-#define PCH_LPC_DEV	dev_find_slot(0, PCI_DEVFN(0x1f, 0))
+#define PCH_LPC_DEV	pcidev_on_root(0x1f, 0)
 #endif
 
 u16 lpc_get_pmbase(void)
diff --git a/src/southbridge/intel/common/rtc.c b/src/southbridge/intel/common/rtc.c
index e9ac2c2deb..1f0abeb450 100644
--- a/src/southbridge/intel/common/rtc.c
+++ b/src/southbridge/intel/common/rtc.c
@@ -27,7 +27,7 @@
 #if defined(__SIMPLE_DEVICE__)
 #define PCH_LPC_DEV	PCI_DEV(0, 0x1f, 0)
 #else
-#define PCH_LPC_DEV	dev_find_slot(0, PCI_DEVFN(0x1f, 0))
+#define PCH_LPC_DEV	pcidev_on_root(0x1f, 0)
 #endif
 
 int rtc_failure(void)
diff --git a/src/southbridge/intel/common/spi.c b/src/southbridge/intel/common/spi.c
index 3ca0d6c8d6..9bc34140a9 100644
--- a/src/southbridge/intel/common/spi.c
+++ b/src/southbridge/intel/common/spi.c
@@ -306,7 +306,7 @@ void spi_init(void)
 #ifdef __SIMPLE_DEVICE__
 	pci_devfn_t dev = PCI_DEV(0, 31, 0);
 #else
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(31, 0));
+	struct device *dev = pcidev_on_root(31, 0);
 #endif
 
 	pci_read_config_dword(dev, 0xf0, &rcba);
diff --git a/src/southbridge/intel/fsp_rangeley/soc.c b/src/southbridge/intel/fsp_rangeley/soc.c
index 13b64c4e7f..fd83342ac7 100644
--- a/src/southbridge/intel/fsp_rangeley/soc.c
+++ b/src/southbridge/intel/fsp_rangeley/soc.c
@@ -29,7 +29,7 @@ int soc_silicon_revision(void)
 {
 	if (soc_revision_id < 0)
 		soc_revision_id = pci_read_config8(
-			dev_find_slot(0, PCI_DEVFN(0x1f, 0)),
+			pcidev_on_root(0x1f, 0),
 			PCI_REVISION_ID);
 	return soc_revision_id;
 }
@@ -38,7 +38,7 @@ int soc_silicon_type(void)
 {
 	if (soc_type < 0)
 		soc_type = pci_read_config8(
-			dev_find_slot(0, PCI_DEVFN(0x1f, 0)),
+			pcidev_on_root(0x1f, 0),
 			PCI_DEVICE_ID + 1);
 	return soc_type;
 }
diff --git a/src/southbridge/intel/fsp_rangeley/spi.c b/src/southbridge/intel/fsp_rangeley/spi.c
index 97548069ad..1571925027 100644
--- a/src/southbridge/intel/fsp_rangeley/spi.c
+++ b/src/southbridge/intel/fsp_rangeley/spi.c
@@ -341,14 +341,13 @@ void spi_init(void)
 {
 	int ich_version = 0;
 	uint8_t bios_cntl;
-	struct device *dev;
 	uint32_t ids;
 	uint16_t vendor_id, device_id;
 
 #ifdef __SMM__
-	dev = PCI_DEV(0, 31, 0);
+	pci_devfn_t dev = PCI_DEV(0, 31, 0);
 #else
-	dev = dev_find_slot(0, PCI_DEVFN(31, 0));
+	struct device *dev = pcidev_on_root(31, 0);
 #endif
 	pci_read_config_dword(dev, 0, &ids);
 	vendor_id = ids;
diff --git a/src/southbridge/intel/fsp_rangeley/watchdog.c b/src/southbridge/intel/fsp_rangeley/watchdog.c
index ff1c571505..d7d3141e59 100644
--- a/src/southbridge/intel/fsp_rangeley/watchdog.c
+++ b/src/southbridge/intel/fsp_rangeley/watchdog.c
@@ -29,7 +29,7 @@ void watchdog_off(void)
 	u32 value, abase;
 
 	/* Turn off the watchdog. */
-	dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	dev = pcidev_on_root(0x1f, 0);
 
 	/* Enable I/O space. */
 	value = pci_read_config16(dev, 0x04);
diff --git a/src/southbridge/intel/i82801dx/smi.c b/src/southbridge/intel/i82801dx/smi.c
index 0ff813e1ae..bdea66f9b3 100644
--- a/src/southbridge/intel/i82801dx/smi.c
+++ b/src/southbridge/intel/i82801dx/smi.c
@@ -238,7 +238,7 @@ static void smm_relocate(void)
 
 	printk(BIOS_DEBUG, "Initializing SMM handler...");
 
-	pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), 0x40) & 0xfffc;
+	pmbase = pci_read_config16(pcidev_on_root(0x1f, 0), 0x40) & 0xfffc;
 	printk(BIOS_SPEW, " ... pmbase = 0x%04x\n", pmbase);
 
 	smi_en = inl(pmbase + SMI_EN);
@@ -317,7 +317,7 @@ static void smm_relocate(void)
 static void smm_install(void)
 {
 	/* enable the SMM memory window */
-	pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+	pci_write_config8(pcidev_on_root(0, 0), SMRAM,
 				D_OPEN | G_SMRAME | C_BASE_SEG);
 
 	/* copy the real SMM handler */
@@ -326,7 +326,7 @@ static void smm_install(void)
 	wbinvd();
 
 	/* close the SMM memory window and enable normal SMM */
-	pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+	pci_write_config8(pcidev_on_root(0, 0), SMRAM,
 			G_SMRAME | C_BASE_SEG);
 }
 
@@ -354,7 +354,7 @@ void smm_lock(void)
 	 * make the SMM registers writable again.
 	 */
 	printk(BIOS_DEBUG, "Locking SMM.\n");
-	pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+	pci_write_config8(pcidev_on_root(0, 0), SMRAM,
 			D_LCK | G_SMRAME | C_BASE_SEG);
 }
 
diff --git a/src/southbridge/intel/i82801gx/lpc.c b/src/southbridge/intel/i82801gx/lpc.c
index 7dcec507a8..c16b8a6649 100644
--- a/src/southbridge/intel/i82801gx/lpc.c
+++ b/src/southbridge/intel/i82801gx/lpc.c
@@ -487,7 +487,7 @@ unsigned long acpi_fill_madt(unsigned long current)
 
 void acpi_fill_fadt(acpi_fadt_t *fadt)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 	u16 pmbase = pci_read_config16(dev, 0x40) & 0xfffe;
 
diff --git a/src/southbridge/intel/i82801gx/sata.c b/src/southbridge/intel/i82801gx/sata.c
index 588d68701c..567c1e5047 100644
--- a/src/southbridge/intel/i82801gx/sata.c
+++ b/src/southbridge/intel/i82801gx/sata.c
@@ -28,7 +28,7 @@ static u8 get_ich7_sata_ports(void)
 {
 	struct device *lpc;
 
-	lpc = dev_find_slot(0, PCI_DEVFN(31, 0));
+	lpc = pcidev_on_root(31, 0);
 
 	switch (pci_read_config16(lpc, PCI_DEVICE_ID)) {
 	case 0x27b0:
diff --git a/src/southbridge/intel/i82801gx/watchdog.c b/src/southbridge/intel/i82801gx/watchdog.c
index ac2de3a66c..ff4da6412c 100644
--- a/src/southbridge/intel/i82801gx/watchdog.c
+++ b/src/southbridge/intel/i82801gx/watchdog.c
@@ -26,7 +26,7 @@ void watchdog_off(void)
 	unsigned long value, base;
 
 	/* Turn off the ICH7 watchdog. */
-	dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	dev = pcidev_on_root(0x1f, 0);
 
 	/* Enable I/O space. */
 	value = pci_read_config16(dev, 0x04);
diff --git a/src/southbridge/intel/i82801ix/i82801ix.c b/src/southbridge/intel/i82801ix/i82801ix.c
index 797856ea78..46838fcbf4 100644
--- a/src/southbridge/intel/i82801ix/i82801ix.c
+++ b/src/southbridge/intel/i82801ix/i82801ix.c
@@ -58,7 +58,7 @@ static void i82801ix_pcie_init(const config_t *const info)
 
 	/* PCIe - BIOS must program... */
 	for (i = 0; i < 6; ++i) {
-		pciePort[i] = dev_find_slot(0, PCI_DEVFN(0x1c, i));
+		pciePort[i] = pcidev_on_root(0x1c, i);
 		if (!pciePort[i]) {
 			printk(BIOS_EMERG, "PCIe port 00:1c.%x", i);
 			die(" is not listed in devicetree.\n");
@@ -68,7 +68,7 @@ static void i82801ix_pcie_init(const config_t *const info)
 		pci_write_config8(pciePort[i], 0x324, 0x40);
 	}
 
-	if (LPC_IS_MOBILE(dev_find_slot(0, PCI_DEVFN(0x1f, 0)))) {
+	if (LPC_IS_MOBILE(pcidev_on_root(0x1f, 0))) {
 		for (i = 0; i < 6; ++i) {
 			if (pciePort[i]->enabled) {
 				reg32 = pci_read_config32(pciePort[i], 0xe8);
@@ -116,10 +116,10 @@ static void i82801ix_pcie_init(const config_t *const info)
 
 static void i82801ix_ehci_init(void)
 {
-	struct device *const pciEHCI1 = dev_find_slot(0, PCI_DEVFN(0x1d, 7));
+	struct device *const pciEHCI1 = pcidev_on_root(0x1d, 7);
 	if (!pciEHCI1)
 		die("EHCI controller (00:1d.7) not listed in devicetree.\n");
-	struct device *const pciEHCI2 = dev_find_slot(0, PCI_DEVFN(0x1a, 7));
+	struct device *const pciEHCI2 = pcidev_on_root(0x1a, 7);
 	if (!pciEHCI2)
 		die("EHCI controller (00:1a.7) not listed in devicetree.\n");
 
diff --git a/src/southbridge/intel/i82801ix/lpc.c b/src/southbridge/intel/i82801ix/lpc.c
index 474c484ad6..b809a4e3b7 100644
--- a/src/southbridge/intel/i82801ix/lpc.c
+++ b/src/southbridge/intel/i82801ix/lpc.c
@@ -566,7 +566,7 @@ static const char *lpc_acpi_name(const struct device *dev)
 
 static void southbridge_fill_ssdt(struct device *device)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f,0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 
 	intel_acpi_pcie_hotplug_generator(chip->pcie_hotplug_map, 8);
diff --git a/src/southbridge/intel/i82801ix/sata.c b/src/southbridge/intel/i82801ix/sata.c
index e35babce28..e3b7e14b8c 100644
--- a/src/southbridge/intel/i82801ix/sata.c
+++ b/src/southbridge/intel/i82801ix/sata.c
@@ -213,8 +213,7 @@ static void sata_init(struct device *const dev)
 	pci_write_config32(dev, 0x94, sclkcg);
 
 	if (is_mobile && config->sata_traffic_monitor) {
-		struct device *const lpc_dev = dev_find_slot(0,
-							    PCI_DEVFN(0x1f, 0));
+		struct device *const lpc_dev = pcidev_on_root(0x1f, 0);
 		if (((pci_read_config8(lpc_dev, D31F0_CxSTATE_CNF)
 							>> 3) & 3) == 3) {
 			u8 reg8 = pci_read_config8(dev, 0x9c);
diff --git a/src/southbridge/intel/i82801ix/smi.c b/src/southbridge/intel/i82801ix/smi.c
index 9dc9a3b989..74fa495695 100644
--- a/src/southbridge/intel/i82801ix/smi.c
+++ b/src/southbridge/intel/i82801ix/smi.c
@@ -50,7 +50,8 @@ static void smm_relocate(void)
 
 	printk(BIOS_DEBUG, "Initializing SMM handler...");
 
-	pmbase = pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f, 0)), D31F0_PMBASE) & 0xfffc;
+	pmbase = pci_read_config16(pcidev_on_root(0x1f, 0), D31F0_PMBASE) &
+									0xfffc;
 	printk(BIOS_SPEW, " ... pmbase = 0x%04x\n", pmbase);
 
 	smi_en = inl(pmbase + SMI_EN);
@@ -138,7 +139,7 @@ static void smm_install(void)
 
 	if (!acpi_is_wakeup_s3()) {
 		/* enable the SMM memory window */
-		pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+		pci_write_config8(pcidev_on_root(0, 0), SMRAM,
 					D_OPEN | G_SMRAME | C_BASE_SEG);
 
 		/* copy the real SMM handler */
@@ -148,7 +149,7 @@ static void smm_install(void)
 	}
 
 	/* close the SMM memory window and enable normal SMM */
-	pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+	pci_write_config8(pcidev_on_root(0, 0), SMRAM,
 			G_SMRAME | C_BASE_SEG);
 }
 
@@ -176,6 +177,6 @@ void smm_lock(void)
 	 * make the SMM registers writable again.
 	 */
 	printk(BIOS_DEBUG, "Locking SMM.\n");
-	pci_write_config8(dev_find_slot(0, PCI_DEVFN(0, 0)), SMRAM,
+	pci_write_config8(pcidev_on_root(0, 0), SMRAM,
 			D_LCK | G_SMRAME | C_BASE_SEG);
 }
diff --git a/src/southbridge/intel/i82801ix/thermal.c b/src/southbridge/intel/i82801ix/thermal.c
index 5f40d2ec7c..931198254d 100644
--- a/src/southbridge/intel/i82801ix/thermal.c
+++ b/src/southbridge/intel/i82801ix/thermal.c
@@ -24,7 +24,7 @@
 
 static void thermal_init(struct device *dev)
 {
-	if (LPC_IS_MOBILE(dev_find_slot(0, PCI_DEVFN(0x1f, 0))))
+	if (LPC_IS_MOBILE(pcidev_on_root(0x1f, 0)))
 		return;
 
 	u8 reg8;
diff --git a/src/southbridge/intel/i82801jx/i82801jx.c b/src/southbridge/intel/i82801jx/i82801jx.c
index 31df5c4d14..2f3ed4b195 100644
--- a/src/southbridge/intel/i82801jx/i82801jx.c
+++ b/src/southbridge/intel/i82801jx/i82801jx.c
@@ -57,7 +57,7 @@ static void i82801jx_pcie_init(const config_t *const info)
 
 	/* PCIe - BIOS must program... */
 	for (i = 0; i < 6; ++i) {
-		pciePort[i] = dev_find_slot(0, PCI_DEVFN(0x1c, i));
+		pciePort[i] = pcidev_on_root(0x1c, i);
 		if (!pciePort[i]) {
 			printk(BIOS_EMERG, "PCIe port 00:1c.%x", i);
 			die(" is not listed in devicetree.\n");
@@ -67,7 +67,7 @@ static void i82801jx_pcie_init(const config_t *const info)
 		pci_write_config8(pciePort[i], 0x324, 0x40);
 	}
 
-	if (LPC_IS_MOBILE(dev_find_slot(0, PCI_DEVFN(0x1f, 0)))) {
+	if (LPC_IS_MOBILE(pcidev_on_root(0x1f, 0))) {
 		for (i = 0; i < 6; ++i) {
 			if (pciePort[i]->enabled) {
 				reg32 = pci_read_config32(pciePort[i], 0xe8);
@@ -115,10 +115,10 @@ static void i82801jx_pcie_init(const config_t *const info)
 
 static void i82801jx_ehci_init(void)
 {
-	struct device *const pciEHCI1 = dev_find_slot(0, PCI_DEVFN(0x1d, 7));
+	struct device *const pciEHCI1 = pcidev_on_root(0x1d, 7);
 	if (!pciEHCI1)
 		die("EHCI controller (00:1d.7) not listed in devicetree.\n");
-	struct device *const pciEHCI2 = dev_find_slot(0, PCI_DEVFN(0x1a, 7));
+	struct device *const pciEHCI2 = pcidev_on_root(0x1a, 7);
 	if (!pciEHCI2)
 		die("EHCI controller (00:1a.7) not listed in devicetree.\n");
 
diff --git a/src/southbridge/intel/i82801jx/lpc.c b/src/southbridge/intel/i82801jx/lpc.c
index b9f2e4bffc..2ff2acd095 100644
--- a/src/southbridge/intel/i82801jx/lpc.c
+++ b/src/southbridge/intel/i82801jx/lpc.c
@@ -501,7 +501,7 @@ unsigned long acpi_fill_madt(unsigned long current)
 
 void acpi_fill_fadt(acpi_fadt_t *fadt)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 	u16 pmbase = pci_read_config16(dev, 0x40) & 0xfffe;
 
@@ -727,7 +727,7 @@ static const char *lpc_acpi_name(const struct device *dev)
 
 static void southbridge_fill_ssdt(struct device *device)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f,0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 
 	intel_acpi_pcie_hotplug_generator(chip->pcie_hotplug_map, 8);
diff --git a/src/southbridge/intel/i82801jx/sata.c b/src/southbridge/intel/i82801jx/sata.c
index b511c54d57..5978294616 100644
--- a/src/southbridge/intel/i82801jx/sata.c
+++ b/src/southbridge/intel/i82801jx/sata.c
@@ -208,8 +208,7 @@ static void sata_init(struct device *const dev)
 	pci_write_config32(dev, 0x94, sclkcg);
 
 	if (is_mobile && config->sata_traffic_monitor) {
-		struct device *const lpc_dev = dev_find_slot(0,
-							    PCI_DEVFN(0x1f, 0));
+		struct device *const lpc_dev = pcidev_on_root(0x1f, 0);
 		if (((pci_read_config8(lpc_dev, D31F0_CxSTATE_CNF)
 							>> 3) & 3) == 3) {
 			u8 reg8 = pci_read_config8(dev, 0x9c);
diff --git a/src/southbridge/intel/i82801jx/thermal.c b/src/southbridge/intel/i82801jx/thermal.c
index ae111a6e07..4a8ba290f3 100644
--- a/src/southbridge/intel/i82801jx/thermal.c
+++ b/src/southbridge/intel/i82801jx/thermal.c
@@ -24,7 +24,7 @@
 
 static void thermal_init(struct device *dev)
 {
-	if (LPC_IS_MOBILE(dev_find_slot(0, PCI_DEVFN(0x1f, 0))))
+	if (LPC_IS_MOBILE(pcidev_on_root(0x1f, 0)))
 		return;
 
 	u8 reg8;
diff --git a/src/southbridge/intel/ibexpeak/lpc.c b/src/southbridge/intel/ibexpeak/lpc.c
index e5cbc594ae..24a217d284 100644
--- a/src/southbridge/intel/ibexpeak/lpc.c
+++ b/src/southbridge/intel/ibexpeak/lpc.c
@@ -647,7 +647,7 @@ static void southbridge_inject_dsdt(struct device *dev)
 
 void acpi_fill_fadt(acpi_fadt_t *fadt)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f,0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 	u16 pmbase = pci_read_config16(dev, 0x40) & 0xfffe;
 	int c2_latency;
@@ -783,7 +783,7 @@ static const char *lpc_acpi_name(const struct device *dev)
 
 static void southbridge_fill_ssdt(struct device *device)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f,0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	config_t *chip = dev->chip_info;
 
 	intel_acpi_pcie_hotplug_generator(chip->pcie_hotplug_map, 8);
diff --git a/src/southbridge/intel/lynxpoint/early_pch.c b/src/southbridge/intel/lynxpoint/early_pch.c
index 27a3b2954c..46e803d82f 100644
--- a/src/southbridge/intel/lynxpoint/early_pch.c
+++ b/src/southbridge/intel/lynxpoint/early_pch.c
@@ -99,7 +99,7 @@ static int sleep_type_s3(void)
 
 void pch_enable_lpc(void)
 {
-	const struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	const struct device *dev = pcidev_on_root(0x1f, 0);
 	const struct southbridge_intel_lynxpoint_config *config = NULL;
 
 	/* Set COM1/COM2 decode range */
diff --git a/src/southbridge/intel/lynxpoint/elog.c b/src/southbridge/intel/lynxpoint/elog.c
index c575db0693..e16e1be18a 100644
--- a/src/southbridge/intel/lynxpoint/elog.c
+++ b/src/southbridge/intel/lynxpoint/elog.c
@@ -112,7 +112,7 @@ void pch_log_state(void)
 {
 	u16 pm1_sts, gen_pmcon_3, tco2_sts;
 	u8 gen_pmcon_2;
-	struct device *lpc = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *lpc = pcidev_on_root(0x1f, 0);
 	if (!lpc)
 		return;
 
diff --git a/src/southbridge/intel/lynxpoint/lp_gpio.c b/src/southbridge/intel/lynxpoint/lp_gpio.c
index 2b07de2735..b6edc8da1f 100644
--- a/src/southbridge/intel/lynxpoint/lp_gpio.c
+++ b/src/southbridge/intel/lynxpoint/lp_gpio.c
@@ -27,7 +27,7 @@ static u16 get_gpio_base(void)
 #if defined(__PRE_RAM__) || defined(__SMM__)
 	return pci_read_config16(PCH_LPC_DEV, GPIO_BASE) & 0xfffc;
 #else
-	return pci_read_config16(dev_find_slot(0, PCI_DEVFN(0x1f, 0)),
+	return pci_read_config16(pcidev_on_root(0x1f, 0),
 				 GPIO_BASE) & 0xfffc;
 #endif
 }
diff --git a/src/southbridge/intel/lynxpoint/lpc.c b/src/southbridge/intel/lynxpoint/lpc.c
index f0fc22deaf..5b48da0848 100644
--- a/src/southbridge/intel/lynxpoint/lpc.c
+++ b/src/southbridge/intel/lynxpoint/lpc.c
@@ -456,7 +456,7 @@ static void enable_lp_clock_gating(struct device *dev)
 	RCBA32_AND_OR(0x2614, 0x8bffffff, 0x0a206500);
 
 	/* Check for LPT-LP B2 stepping and 0:31.0@0xFA > 4 */
-	if (pci_read_config8(dev_find_slot(0, PCI_DEVFN(2, 0)), 0x8) >= 0x0b)
+	if (pci_read_config8(pcidev_on_root(2, 0), 0x8) >= 0x0b)
 		RCBA32_OR(0x2614, (1 << 26));
 
 	RCBA32_OR(0x900, 0x0000031f);
@@ -775,7 +775,7 @@ static void southbridge_inject_dsdt(struct device *dev)
 
 void acpi_fill_fadt(acpi_fadt_t *fadt)
 {
-	struct device *dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	struct device *dev = pcidev_on_root(0x1f, 0);
 	struct southbridge_intel_lynxpoint_config *cfg = dev->chip_info;
 	u16 pmbase = get_pmbase();
 
diff --git a/src/southbridge/intel/lynxpoint/pch.c b/src/southbridge/intel/lynxpoint/pch.c
index 1fb6d7ad54..b197bbcfc4 100644
--- a/src/southbridge/intel/lynxpoint/pch.c
+++ b/src/southbridge/intel/lynxpoint/pch.c
@@ -31,7 +31,7 @@ static pci_devfn_t pch_get_lpc_device(void)
 #else
 static struct device *pch_get_lpc_device(void)
 {
-	return dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	return pcidev_on_root(0x1f, 0);
 }
 #endif
 
diff --git a/src/southbridge/intel/lynxpoint/watchdog.c b/src/southbridge/intel/lynxpoint/watchdog.c
index 9a867e413a..ec7cb5d0b5 100644
--- a/src/southbridge/intel/lynxpoint/watchdog.c
+++ b/src/southbridge/intel/lynxpoint/watchdog.c
@@ -32,7 +32,7 @@ void watchdog_off(void)
 	unsigned long value, base;
 
 	/* Turn off the ICH7 watchdog. */
-	dev = dev_find_slot(0, PCI_DEVFN(0x1f, 0));
+	dev = pcidev_on_root(0x1f, 0);
 
 	/* Enable I/O space. */
 	value = pci_read_config16(dev, 0x04);
-- 
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