MIPS: R3000: Replace magic numbers with macros

Also include asm/mmu_context.h for ASID_MASK.

Signed-off-by: Isamu Mogi <isamu@leafytree.jp>
Cc: linux-mips@linux-mips.org
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/8291/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

diff --git a/arch/mips/lib/r3k_dump_tlb.c b/arch/mips/lib/r3k_dump_tlb.c
index 1ef365a..c97bb70 100644 (file)
--- a/arch/mips/lib/r3k_dump_tlb.c
+++ b/arch/mips/lib/r3k_dump_tlb.c
@@ -9,6 +9,7 @@
 #include <linux/mm.h>
 
 #include <asm/mipsregs.h>
+#include <asm/mmu_context.h>
 #include <asm/page.h>
 #include <asm/pgtable.h>
 #include <asm/tlbdebug.h>
@@ -21,7 +22,7 @@ static void dump_tlb(int first, int last)
        unsigned int asid;
        unsigned long entryhi, entrylo0;
 
-       asid = read_c0_entryhi() & 0xfc0;
+       asid = read_c0_entryhi() & ASID_MASK;
 
        for (i = first; i <= last; i++) {
                write_c0_index(i<<8);
@@ -34,8 +35,8 @@ static void dump_tlb(int first, int last)
                entrylo0 = read_c0_entrylo0();
 
                /* Unused entries have a virtual address of KSEG0.  */
-               if ((entryhi & 0xfffff000) != 0x80000000
-                   && (entryhi & 0xfc0) == asid) {
+               if ((entryhi & PAGE_MASK) != KSEG0
+                   && (entryhi & ASID_MASK) == asid) {
                        /*
                         * Only print entries in use
                         */
@@ -43,8 +44,8 @@ static void dump_tlb(int first, int last)
 
                        printk("va=%08lx asid=%08lx"
                               "  [pa=%06lx n=%d d=%d v=%d g=%d]",
-                              (entryhi & 0xfffff000),
-                              entryhi & 0xfc0,
+                              (entryhi & PAGE_MASK),
+                              entryhi & ASID_MASK,
                               entrylo0 & PAGE_MASK,
                               (entrylo0 & (1 << 11)) ? 1 : 0,
                               (entrylo0 & (1 << 10)) ? 1 : 0,