10 files changed, 19 insertions, 44 deletions
diff --git a/arch/parisc/include/asm/dma.h b/arch/parisc/include/asm/dma.h
index 9e8c101de902..582fb5d1a5d5 100644
--- a/arch/parisc/include/asm/dma.h
+++ b/arch/parisc/include/asm/dma.h
@@ -14,6 +14,8 @@
 #define dma_outb	outb
 #define dma_inb		inb
 
+extern unsigned long pcxl_dma_start;
+
 /*
 ** DMA_CHUNK_SIZE is used by the SCSI mid-layer to break up
 ** (or rather not merge) DMAs into manageable chunks.
diff --git a/arch/parisc/include/asm/elf.h b/arch/parisc/include/asm/elf.h
index cc426d365892..140eaa97bf21 100644
--- a/arch/parisc/include/asm/elf.h
+++ b/arch/parisc/include/asm/elf.h
@@ -163,8 +163,7 @@ typedef struct elf32_fdesc {
 
 /* Format for the Elf64 Function descriptor */
 typedef struct elf64_fdesc {
-	__u64	dummy[2]; /* FIXME: nothing uses these, why waste
-			   * the space */
+	__u64	dummy[2]; /* used by 64-bit eBPF and tracing functions */
 	__u64	addr;
 	__u64	gp;
 } Elf64_Fdesc;
diff --git a/arch/parisc/include/asm/ftrace.h b/arch/parisc/include/asm/ftrace.h
index a7cf0d05ccf4..f1cc1ee3a647 100644
--- a/arch/parisc/include/asm/ftrace.h
+++ b/arch/parisc/include/asm/ftrace.h
@@ -12,6 +12,10 @@ extern void mcount(void);
 extern unsigned long sys_call_table[];
 
 extern unsigned long return_address(unsigned int);
+struct ftrace_regs;
+extern void ftrace_function_trampoline(unsigned long parent,
+		unsigned long self_addr, unsigned long org_sp_gr3,
+		struct ftrace_regs *fregs);
 
 #ifdef CONFIG_DYNAMIC_FTRACE
 extern void ftrace_caller(void);
diff --git a/arch/parisc/include/asm/led.h b/arch/parisc/include/asm/led.h
index 6de13d08a388..0aea47eff48d 100644
--- a/arch/parisc/include/asm/led.h
+++ b/arch/parisc/include/asm/led.h
@@ -11,8 +11,8 @@
 #define	LED1		0x02
 #define	LED0		0x01		/* bottom (or furthest left) LED */
 
-#define	LED_LAN_TX	LED0		/* for LAN transmit activity */
-#define	LED_LAN_RCV	LED1		/* for LAN receive activity */
+#define	LED_LAN_RCV	LED0		/* for LAN receive activity */
+#define	LED_LAN_TX	LED1		/* for LAN transmit activity */
 #define	LED_DISK_IO	LED2		/* for disk activity */
 #define	LED_HEARTBEAT	LED3		/* heartbeat */
 
@@ -25,19 +25,13 @@
 #define LED_CMD_REG_NONE 0		/* NULL == no addr for the cmd register */
 
 /* register_led_driver() */
-int __init register_led_driver(int model, unsigned long cmd_reg, unsigned long data_reg);
-
-/* registers the LED regions for procfs */
-void __init register_led_regions(void);
+int register_led_driver(int model, unsigned long cmd_reg, unsigned long data_reg);
 
 #ifdef CONFIG_CHASSIS_LCD_LED
 /* writes a string to the LCD display (if possible on this h/w) */
-int lcd_print(const char *str);
+void lcd_print(const char *str);
 #else
-#define lcd_print(str)
+#define lcd_print(str) do { } while (0)
 #endif
 
-/* main LED initialization function (uses PDC) */ 
-int __init led_init(void);
-
 #endif /* LED_H */
diff --git a/arch/parisc/include/asm/machdep.h b/arch/parisc/include/asm/machdep.h
deleted file mode 100644
index 215d2c43989d..000000000000
--- a/arch/parisc/include/asm/machdep.h
+++ /dev/null
@@ -1,17 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _PARISC_MACHDEP_H
-#define _PARISC_MACHDEP_H
-
-#include <linux/notifier.h>
-
-#define	MACH_RESTART	1
-#define	MACH_HALT	2
-#define MACH_POWER_ON	3
-#define	MACH_POWER_OFF	4
-
-extern struct notifier_block *mach_notifier;
-extern void pa7300lc_init(void);
-
-extern void (*cpu_lpmc)(int, struct pt_regs *);
-
-#endif
diff --git a/arch/parisc/include/asm/processor.h b/arch/parisc/include/asm/processor.h
index e132b2819fc9..d77c43d32974 100644
--- a/arch/parisc/include/asm/processor.h
+++ b/arch/parisc/include/asm/processor.h
@@ -313,15 +313,7 @@ extern void collect_boot_cpu_data(void);
 extern int show_cpuinfo (struct seq_file *m, void *v);
 
 /* driver code in driver/parisc */
-extern void gsc_init(void);
 extern void processor_init(void);
-extern void ccio_init(void);
-extern void hppb_init(void);
-extern void dino_init(void);
-extern void iosapic_init(void);
-extern void lba_init(void);
-extern void sba_init(void);
-extern void parisc_eisa_init(void);
 struct parisc_device;
 struct resource;
 extern void sba_distributed_lmmio(struct parisc_device *, struct resource *);
diff --git a/arch/parisc/include/asm/ropes.h b/arch/parisc/include/asm/ropes.h
index 8e51c775c80a..fd96706c7234 100644
--- a/arch/parisc/include/asm/ropes.h
+++ b/arch/parisc/include/asm/ropes.h
@@ -252,7 +252,7 @@ static inline int agp_mode_mercury(void __iomem *hpa) {
 ** fixup_irq is to initialize PCI IRQ line support and
 ** virtualize pcidev->irq value. To be called by pci_fixup_bus().
 */
-extern void *iosapic_register(unsigned long hpa);
+extern void *iosapic_register(unsigned long hpa, void __iomem *vaddr);
 extern int iosapic_fixup_irq(void *obj, struct pci_dev *pcidev);
 
 #define LBA_FUNC_ID	0x0000	/* function id */
diff --git a/arch/parisc/include/asm/runway.h b/arch/parisc/include/asm/runway.h
index 5cf061376ddb..2837f0223d6d 100644
--- a/arch/parisc/include/asm/runway.h
+++ b/arch/parisc/include/asm/runway.h
@@ -2,9 +2,6 @@
 #ifndef ASM_PARISC_RUNWAY_H
 #define ASM_PARISC_RUNWAY_H
 
-/* declared in arch/parisc/kernel/setup.c */
-extern struct proc_dir_entry * proc_runway_root;
-
 #define RUNWAY_STATUS	0x10
 #define RUNWAY_DEBUG	0x40
 
diff --git a/arch/parisc/include/asm/spinlock.h b/arch/parisc/include/asm/spinlock.h
index edfcb9858bcb..0b326e52255e 100644
--- a/arch/parisc/include/asm/spinlock.h
+++ b/arch/parisc/include/asm/spinlock.h
@@ -7,8 +7,6 @@
 #include <asm/processor.h>
 #include <asm/spinlock_types.h>
 
-#define SPINLOCK_BREAK_INSN	0x0000c006	/* break 6,6 */
-
 static inline void arch_spin_val_check(int lock_val)
 {
 	if (IS_ENABLED(CONFIG_LIGHTWEIGHT_SPINLOCK_CHECK))
diff --git a/arch/parisc/include/asm/spinlock_types.h b/arch/parisc/include/asm/spinlock_types.h
index d65934079ebd..efd06a897c6a 100644
--- a/arch/parisc/include/asm/spinlock_types.h
+++ b/arch/parisc/include/asm/spinlock_types.h
@@ -4,6 +4,10 @@
 
 #define __ARCH_SPIN_LOCK_UNLOCKED_VAL	0x1a46
 
+#define SPINLOCK_BREAK_INSN	0x0000c006	/* break 6,6 */
+
+#ifndef __ASSEMBLY__
+
 typedef struct {
 #ifdef CONFIG_PA20
 	volatile unsigned int slock;
@@ -27,6 +31,8 @@ typedef struct {
 	volatile unsigned int	counter;
 } arch_rwlock_t;
 
+#endif /* __ASSEMBLY__ */
+
 #define __ARCH_RW_LOCK_UNLOCKED__       0x01000000
 #define __ARCH_RW_LOCK_UNLOCKED         { .lock_mutex = __ARCH_SPIN_LOCK_UNLOCKED, \
 					.counter = __ARCH_RW_LOCK_UNLOCKED__ }