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-rw-r--r--arch/s390/include/asm/idals.h17
1 files changed, 5 insertions, 12 deletions
diff --git a/arch/s390/include/asm/idals.h b/arch/s390/include/asm/idals.h
index e82c10efe65a..aae276d00383 100644
--- a/arch/s390/include/asm/idals.h
+++ b/arch/s390/include/asm/idals.h
@@ -44,24 +44,18 @@ idal_is_needed(void *vaddr, unsigned int length)
44/* 44/*
45 * Return the number of idal words needed for an address/length pair. 45 * Return the number of idal words needed for an address/length pair.
46 */ 46 */
47static inline unsigned int 47static inline unsigned int idal_nr_words(void *vaddr, unsigned int length)
48idal_nr_words(void *vaddr, unsigned int length)
49{ 48{
50#ifdef __s390x__ 49 return ((__pa(vaddr) & (IDA_BLOCK_SIZE-1)) + length +
51 if (idal_is_needed(vaddr, length)) 50 (IDA_BLOCK_SIZE-1)) >> IDA_SIZE_LOG;
52 return ((__pa(vaddr) & (IDA_BLOCK_SIZE-1)) + length +
53 (IDA_BLOCK_SIZE-1)) >> IDA_SIZE_LOG;
54#endif
55 return 0;
56} 51}
57 52
58/* 53/*
59 * Create the list of idal words for an address/length pair. 54 * Create the list of idal words for an address/length pair.
60 */ 55 */
61static inline unsigned long * 56static inline unsigned long *idal_create_words(unsigned long *idaws,
62idal_create_words(unsigned long *idaws, void *vaddr, unsigned int length) 57 void *vaddr, unsigned int length)
63{ 58{
64#ifdef __s390x__
65 unsigned long paddr; 59 unsigned long paddr;
66 unsigned int cidaw; 60 unsigned int cidaw;
67 61
@@ -74,7 +68,6 @@ idal_create_words(unsigned long *idaws, void *vaddr, unsigned int length)
74 paddr += IDA_BLOCK_SIZE; 68 paddr += IDA_BLOCK_SIZE;
75 *idaws++ = paddr; 69 *idaws++ = paddr;
76 } 70 }
77#endif
78 return idaws; 71 return idaws;
79} 72}
80 73