[PATCH 3/8] powerpc/fsl_uli1575: Simplify uli_exclude_device() usage

Pali Rohár
2023-04-08T13:24:22Z

Function uli_exclude_device() is called only from mpc86xx_exclude_device()
and mpc85xx_exclude_device() functions. Both those functions are same, so
merge its logic directly into the uli_exclude_device() function.

Signed-off-by: Pali Rohár <pali@kernel.org>
---
arch/powerpc/platforms/85xx/mpc85xx_ds.c | 13 +------------
arch/powerpc/platforms/86xx/mpc86xx_hpcn.c | 13 +------------
arch/powerpc/platforms/fsl_uli1575.c | 4 +++-
3 files changed, 5 insertions(+), 25 deletions(-)

diff --git a/arch/powerpc/platforms/85xx/mpc85xx_ds.c b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
index 0c905a838942..581b5f0ef3be 100644
--- a/arch/powerpc/platforms/85xx/mpc85xx_ds.c
+++ b/arch/powerpc/platforms/85xx/mpc85xx_ds.c
@@ -107,17 +107,6 @@ void __init mpc85xx_ds_pic_init(void)
#endif /* CONFIG_PPC_I8259 */
}

-#ifdef CONFIG_PCI
-static int mpc85xx_exclude_device(struct pci_controller *hose,
- u_char bus, u_char devfn)
-{
- if (hose->dn == fsl_pci_primary)
- return uli_exclude_device(hose, bus, devfn);
-
- return PCIBIOS_SUCCESSFUL;
-}
-#endif /* CONFIG_PCI */
-
static void __init mpc85xx_ds_uli_init(void)
{
#ifdef CONFIG_PCI
@@ -132,7 +121,7 @@ static void __init mpc85xx_ds_uli_init(void)
node = pci_with_uli;

if (pci_with_uli == fsl_pci_primary) {
- ppc_md.pci_exclude_device = mpc85xx_exclude_device;
+ ppc_md.pci_exclude_device = uli_exclude_device;
break;
}
}
diff --git a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
index 3dbd396a0df5..645125cc8420 100644
--- a/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
+++ b/arch/powerpc/platforms/86xx/mpc86xx_hpcn.c
@@ -39,17 +39,6 @@
#define DBG(fmt...) do { } while(0)
#endif

-#ifdef CONFIG_PCI
-static int mpc86xx_exclude_device(struct pci_controller *hose,
- u_char bus, u_char devfn)
-{
- if (hose->dn == fsl_pci_primary)
- return uli_exclude_device(hose, bus, devfn);
-
- return PCIBIOS_SUCCESSFUL;
-}
-#endif /* CONFIG_PCI */
-

static void __init
mpc86xx_hpcn_setup_arch(void)
@@ -58,7 +47,7 @@ mpc86xx_hpcn_setup_arch(void)
ppc_md.progress("mpc86xx_hpcn_setup_arch()", 0);

#ifdef CONFIG_PCI
- ppc_md.pci_exclude_device = mpc86xx_exclude_device;
+ ppc_md.pci_exclude_device = uli_exclude_device;
#endif

printk("MPC86xx HPCN board from Freescale Semiconductor\n");
diff --git a/arch/powerpc/platforms/fsl_uli1575.c b/arch/powerpc/platforms/fsl_uli1575.c
index a32f9cef7845..1350db0b935d 100644
--- a/arch/powerpc/platforms/fsl_uli1575.c
+++ b/arch/powerpc/platforms/fsl_uli1575.c
@@ -15,6 +15,8 @@
#include <asm/pci-bridge.h>
#include <asm/ppc-pci.h>

+#include <sysdev/fsl_pci.h>
+
#define ULI_PIRQA 0x08
#define ULI_PIRQB 0x09
#define ULI_PIRQC 0x0a
@@ -344,7 +346,7 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_AL, 0x5288, hpcd_final_uli5288);

int uli_exclude_device(struct pci_controller *hose, u_char bus, u_char devfn)
{
- if (bus == (hose->first_busno + 2)) {
+ if (hose->dn == fsl_pci_primary && bus == (hose->first_busno + 2)) {
/* exclude Modem controller */
if ((PCI_SLOT(devfn) == 29) && (PCI_FUNC(devfn) == 1))
return PCIBIOS_DEVICE_NOT_FOUND;
--
2.20.1