linux-kernel - [PATCH 13/27] sparc32: Drop unused function __get

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Message-Id: <20231219-sam-sparc32-sunset-v3-v1-13-64bb44b598c5@ravnborg.org>
Date: Tue, 19 Dec 2023 23:03:18 +0100
From: Sam Ravnborg via B4 Relay <devnull+sam.ravnborg.org@...nel.org>
To: "David S. Miller" <davem@...emloft.net>, 
 Arnd Bergmann <arnd@...nel.org>, Andreas Larsson <andreas@...sler.com>
Cc: Helge Deller <deller@....de>, Alexander Viro <viro@...iv.linux.org.uk>, 
 Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
 Alan Stern <stern@...land.harvard.edu>, Jaroslav Kysela <perex@...ex.cz>, 
 Takashi Iwai <tiwai@...e.com>, sparclinux@...r.kernel.org, 
 linux-kernel@...r.kernel.org, linux-usb@...r.kernel.org, 
 linux-fbdev@...r.kernel.org, dri-devel@...ts.freedesktop.org, 
 linux-sound@...r.kernel.org, Sam Ravnborg <sam@...nborg.org>
Subject: [PATCH 13/27] sparc32: Drop unused function __get_{phys,iospace}

From: Sam Ravnborg <sam@...nborg.org>

Not used and references stuff that will be dropped later.

Signed-off-by: Sam Ravnborg <sam@...nborg.org>
Cc: "David S. Miller" <davem@...emloft.net>
Cc: Arnd Bergmann <arnd@...nel.org>
Cc: Andreas Larsson <andreas@...sler.com>
---
 arch/sparc/include/asm/pgtable_32.h | 24 ------------------------
 arch/sparc/include/asm/pgtsrmmu.h   | 11 -----------
 2 files changed, 35 deletions(-)

diff --git a/arch/sparc/include/asm/pgtable_32.h b/arch/sparc/include/asm/pgtable_32.h
index 9e85d57ac3f2..92b063531d5c 100644
--- a/arch/sparc/include/asm/pgtable_32.h
+++ b/arch/sparc/include/asm/pgtable_32.h
@@ -368,30 +368,6 @@ static inline pte_t pte_swp_clear_exclusive(pte_t pte)
 	return __pte(pte_val(pte) & ~SRMMU_SWP_EXCLUSIVE);
 }

-static inline unsigned long
-__get_phys (unsigned long addr)
-{
-	switch (sparc_cpu_model){
-	case sun4m:
-	case sun4d:
-		return ((srmmu_get_pte (addr) & 0xffffff00) << 4);
-	default:
-		return 0;
-	}
-}
-
-static inline int
-__get_iospace (unsigned long addr)
-{
-	switch (sparc_cpu_model){
-	case sun4m:
-	case sun4d:
-		return (srmmu_get_pte (addr) >> 28);
-	default:
-		return -1;
-	}
-}
-
 /*
  * For sparc32&64, the pfn in io_remap_pfn_range() carries <iospace> in
  * its high 4 bits.  These macros/functions put it there or get it from there.
diff --git a/arch/sparc/include/asm/pgtsrmmu.h b/arch/sparc/include/asm/pgtsrmmu.h
index 18e68d43f036..7cb5cbc83211 100644
--- a/arch/sparc/include/asm/pgtsrmmu.h
+++ b/arch/sparc/include/asm/pgtsrmmu.h
@@ -125,17 +125,6 @@ static inline void srmmu_flush_whole_tlb(void)

 }

-static inline int
-srmmu_get_pte (unsigned long addr)
-{
-	register unsigned long entry;
-        
-	__asm__ __volatile__("\n\tlda [%1] %2,%0\n\t" :
-				"=r" (entry):
-				"r" ((addr & 0xfffff000) | 0x400), "i" (ASI_M_FLUSH_PROBE));
-	return entry;
-}
-
 #endif /* !(__ASSEMBLY__) */

 #endif /* !(_SPARC_PGTSRMMU_H) */

-- 
2.34.1