tree ca55cf39f8d05ed6e3bba20e5707563edc878406
parent a5fbf31fbc12ccbd64b9918fbfb2fe5810ede54a
author Michael S. Tsirkin <[EMAIL PROTECTED]> Tue Apr 12 08:26:54 2005
committer Linus Torvalds <[EMAIL PROTECTED]> Tue Apr 12 08:26:54 2005
[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 <[EMAIL PROTECTED]>
Signed-off-by: Roland Dreier <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
mthca_doorbell.h | 11 +++++++++++
1 files changed, 11 insertions(+)
Index: drivers/infiniband/hw/mthca/mthca_doorbell.h
===================================================================
---
6eaf79f4d9d18548a4a979c258b1d10a7ced2dd5/drivers/infiniband/hw/mthca/mthca_doorbell.h
(mode:100644 sha1:b189da77ddc2b464fb9fe887d30fab95e91bec9d)
+++
ca55cf39f8d05ed6e3bba20e5707563edc878406/drivers/infiniband/hw/mthca/mthca_doorbell.h
(mode:100644 sha1:e317dcbf564db750dddf25cbb00732ad00d382c1)
@@ -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 @@
#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)
{
-
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