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Diffstat (limited to 'drivers/infiniband/hw/qib/qib_pio_copy.c')
-rw-r--r--drivers/infiniband/hw/qib/qib_pio_copy.c64
1 files changed, 0 insertions, 64 deletions
diff --git a/drivers/infiniband/hw/qib/qib_pio_copy.c b/drivers/infiniband/hw/qib/qib_pio_copy.c
deleted file mode 100644
index 10b8c444dd31..000000000000
--- a/drivers/infiniband/hw/qib/qib_pio_copy.c
+++ /dev/null
@@ -1,64 +0,0 @@
-/*
- * Copyright (c) 2009 QLogic Corporation. All rights reserved.
- *
- * This software is available to you under a choice of one of two
- * licenses. You may choose to be licensed under the terms of the GNU
- * General Public License (GPL) Version 2, available from the file
- * COPYING in the main directory of this source tree, or the
- * OpenIB.org BSD license below:
- *
- * Redistribution and use in source and binary forms, with or
- * without modification, are permitted provided that the following
- * conditions are met:
- *
- * - Redistributions of source code must retain the above
- * copyright notice, this list of conditions and the following
- * disclaimer.
- *
- * - Redistributions in binary form must reproduce the above
- * copyright notice, this list of conditions and the following
- * disclaimer in the documentation and/or other materials
- * provided with the distribution.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
- * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
- * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
- * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
- * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
- * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
- * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
- * SOFTWARE.
- */
-
-#include "qib.h"
-
-/**
- * qib_pio_copy - copy data to MMIO space, in multiples of 32-bits
- * @to: destination, in MMIO space (must be 64-bit aligned)
- * @from: source (must be 64-bit aligned)
- * @count: number of 32-bit quantities to copy
- *
- * Copy data from kernel space to MMIO space, in multiples of 32 bits at a
- * time. Order of access is not guaranteed, nor is a memory barrier
- * performed afterwards.
- */
-void qib_pio_copy(void __iomem *to, const void *from, size_t count)
-{
-#ifdef CONFIG_64BIT
- u64 __iomem *dst = to;
- const u64 *src = from;
- const u64 *end = src + (count >> 1);
-
- while (src < end)
- __raw_writeq(*src++, dst++);
- if (count & 1)
- __raw_writel(*(const u32 *)src, dst);
-#else
- u32 __iomem *dst = to;
- const u32 *src = from;
- const u32 *end = src + count;
-
- while (src < end)
- __raw_writel(*src++, dst++);
-#endif
-}