libata: const-ification bombing run
Enforce access rules where appropriate.
If the compiler is smart enough, this may buy us an optimization or two
as a side effect.
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 33276d1..d2873b7 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -261,7 +261,7 @@
((u64) (id)[(n) + 1] << 16) | \
((u64) (id)[(n) + 0]) )
-static inline int ata_id_current_chs_valid(u16 *id)
+static inline int ata_id_current_chs_valid(const u16 *id)
{
/* For ATA-1 devices, if the INITIALIZE DEVICE PARAMETERS command
has not been issued to the device then the values of
@@ -273,7 +273,7 @@
id[56]; /* sectors in current translation */
}
-static inline int atapi_cdb_len(u16 *dev_id)
+static inline int atapi_cdb_len(const u16 *dev_id)
{
u16 tmp = dev_id[0] & 0x3;
switch (tmp) {
@@ -283,7 +283,7 @@
}
}
-static inline int is_atapi_taskfile(struct ata_taskfile *tf)
+static inline int is_atapi_taskfile(const struct ata_taskfile *tf)
{
return (tf->protocol == ATA_PROT_ATAPI) ||
(tf->protocol == ATA_PROT_ATAPI_NODATA) ||