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authorHelge Deller <deller@gmx.de>2023-09-07 08:51:20 +0200
committerHelge Deller <deller@gmx.de>2023-09-07 09:12:20 +0200
commit3756597a684da9fbf966f91ed351033ac1a0f55f (patch)
treea275d0272c2087938997a43882646562a8b1f87e /arch/parisc/kernel
parent4695e45ec0cd4d422694b69e9f39c742bb1f35fc (diff)
parisc: firmware: Simplify calling non-PA20 functions
Instead of usig #ifdefs, simply return PDC_BAD_PROC for functions which aren't available on 64-bit CPUs. Signed-off-by: Helge Deller <deller@gmx.de>
Diffstat (limited to 'arch/parisc/kernel')
-rw-r--r--arch/parisc/kernel/firmware.c14
1 files changed, 12 insertions, 2 deletions
diff --git a/arch/parisc/kernel/firmware.c b/arch/parisc/kernel/firmware.c
index 79bf44d04aa8..81078abec521 100644
--- a/arch/parisc/kernel/firmware.c
+++ b/arch/parisc/kernel/firmware.c
@@ -687,7 +687,6 @@ int pdc_spaceid_bits(unsigned long *space_bits)
return retval;
}
-#ifndef CONFIG_PA20
/**
* pdc_btlb_info - Return block TLB information.
* @btlb: The return buffer.
@@ -699,6 +698,9 @@ int pdc_btlb_info(struct pdc_btlb_info *btlb)
int retval;
unsigned long flags;
+ if (IS_ENABLED(CONFIG_PA20))
+ return PDC_BAD_PROC;
+
spin_lock_irqsave(&pdc_lock, flags);
retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_INFO, __pa(pdc_result), 0);
memcpy(btlb, pdc_result, sizeof(*btlb));
@@ -716,6 +718,9 @@ int pdc_btlb_insert(unsigned long long vpage, unsigned long physpage, unsigned l
int retval;
unsigned long flags;
+ if (IS_ENABLED(CONFIG_PA20))
+ return PDC_BAD_PROC;
+
spin_lock_irqsave(&pdc_lock, flags);
retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_INSERT, (unsigned long) (vpage >> 32),
(unsigned long) vpage, physpage, len, entry_info, slot);
@@ -728,6 +733,9 @@ int pdc_btlb_purge_all(void)
int retval;
unsigned long flags;
+ if (IS_ENABLED(CONFIG_PA20))
+ return PDC_BAD_PROC;
+
spin_lock_irqsave(&pdc_lock, flags);
retval = mem_pdc_call(PDC_BLOCK_TLB, PDC_BTLB_PURGE_ALL);
spin_unlock_irqrestore(&pdc_lock, flags);
@@ -752,6 +760,9 @@ int pdc_mem_map_hpa(struct pdc_memory_map *address,
int retval;
unsigned long flags;
+ if (IS_ENABLED(CONFIG_PA20))
+ return PDC_BAD_PROC;
+
spin_lock_irqsave(&pdc_lock, flags);
memcpy(pdc_result2, mod_path, sizeof(*mod_path));
retval = mem_pdc_call(PDC_MEM_MAP, PDC_MEM_MAP_HPA, __pa(pdc_result),
@@ -761,7 +772,6 @@ int pdc_mem_map_hpa(struct pdc_memory_map *address,
return retval;
}
-#endif /* !CONFIG_PA20 */
/**
* pdc_lan_station_id - Get the LAN address.