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[PATCH] IB/mthca: add mthca_write64_raw() for writing to MTT table directly 

Add mthca_write64_raw() function, which will be used to write FMR entries that
are in ioremapped PCI memory.

Signed-off-by: Michael S. Tsirkin <mst@mellanox.co.il>
Signed-off-by: Roland Dreier <roland@topspin.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Michael S. Tsirkin 2005-04-16 15:26:27 -07:00 committed by Linus Torvalds
parent 9095e208d8
commit ef416a33ac
1 changed files with 11 additions and 0 deletions
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11
drivers/infiniband/hw/mthca/mthca_doorbell.h
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@ -51,6 +51,11 @@
#define MTHCA_INIT_DOORBELL_LOCK(ptr) do { } while (0)
#define MTHCA_GET_DOORBELL_LOCK(ptr) (NULL)
static inline void mthca_write64_raw(__be64 val, void __iomem *dest)
{
__raw_writeq((__force u64) val, dest);
}
static inline void mthca_write64(u32 val[2], void __iomem *dest,
spinlock_t *doorbell_lock)
{
@ -74,6 +79,12 @@ static inline void mthca_write_db_rec(u32 val[2], u32 *db)
#define MTHCA_INIT_DOORBELL_LOCK(ptr) spin_lock_init(ptr)
#define MTHCA_GET_DOORBELL_LOCK(ptr) (ptr)
static inline void mthca_write64_raw(__be64 val, void __iomem *dest)
{
__raw_writel(((__force u32 *) &val)[0], dest);
__raw_writel(((__force u32 *) &val)[1], dest + 4);
}
static inline void mthca_write64(u32 val[2], void __iomem *dest,
spinlock_t *doorbell_lock)
{