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authorAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-05-09 07:47:14 -0300
committerAndré Fabian Silva Delgado <emulatorman@parabola.nu>2016-05-09 07:58:48 -0300
commita5cdf7364020a61375af3c8aa23e09181f5c2c6c (patch)
tree6a7aacf0e34c69ae57200ba59eafda251b3e0e80 /drivers/ntb/test/ntb_perf.c
parent394569928e2f17dff4ae367ac700048138e318c7 (diff)
Linux-libre 4.5.3-gnupck-4.5.3-gnu
Diffstat (limited to 'drivers/ntb/test/ntb_perf.c')
-rw-r--r--drivers/ntb/test/ntb_perf.c21
1 files changed, 11 insertions, 10 deletions
diff --git a/drivers/ntb/test/ntb_perf.c b/drivers/ntb/test/ntb_perf.c
index c8a37ba4b..6bdc1e7b7 100644
--- a/drivers/ntb/test/ntb_perf.c
+++ b/drivers/ntb/test/ntb_perf.c
@@ -178,7 +178,7 @@ static void perf_copy_callback(void *data)
atomic_dec(&pctx->dma_sync);
}
-static ssize_t perf_copy(struct pthr_ctx *pctx, char *dst,
+static ssize_t perf_copy(struct pthr_ctx *pctx, char __iomem *dst,
char *src, size_t size)
{
struct perf_ctx *perf = pctx->perf;
@@ -189,7 +189,8 @@ static ssize_t perf_copy(struct pthr_ctx *pctx, char *dst,
dma_cookie_t cookie;
size_t src_off, dst_off;
struct perf_mw *mw = &perf->mw;
- u64 vbase, dst_vaddr;
+ void __iomem *vbase;
+ void __iomem *dst_vaddr;
dma_addr_t dst_phys;
int retries = 0;
@@ -204,14 +205,14 @@ static ssize_t perf_copy(struct pthr_ctx *pctx, char *dst,
}
device = chan->device;
- src_off = (size_t)src & ~PAGE_MASK;
- dst_off = (size_t)dst & ~PAGE_MASK;
+ src_off = (uintptr_t)src & ~PAGE_MASK;
+ dst_off = (uintptr_t __force)dst & ~PAGE_MASK;
if (!is_dma_copy_aligned(device, src_off, dst_off, size))
return -ENODEV;
- vbase = (u64)(u64 *)mw->vbase;
- dst_vaddr = (u64)(u64 *)dst;
+ vbase = mw->vbase;
+ dst_vaddr = dst;
dst_phys = mw->phys_addr + (dst_vaddr - vbase);
unmap = dmaengine_get_unmap_data(device->dev, 1, GFP_NOWAIT);
@@ -261,13 +262,13 @@ err_get_unmap:
return 0;
}
-static int perf_move_data(struct pthr_ctx *pctx, char *dst, char *src,
+static int perf_move_data(struct pthr_ctx *pctx, char __iomem *dst, char *src,
u64 buf_size, u64 win_size, u64 total)
{
int chunks, total_chunks, i;
int copied_chunks = 0;
u64 copied = 0, result;
- char *tmp = dst;
+ char __iomem *tmp = dst;
u64 perf, diff_us;
ktime_t kstart, kstop, kdiff;
@@ -324,7 +325,7 @@ static int ntb_perf_thread(void *data)
struct perf_ctx *perf = pctx->perf;
struct pci_dev *pdev = perf->ntb->pdev;
struct perf_mw *mw = &perf->mw;
- char *dst;
+ char __iomem *dst;
u64 win_size, buf_size, total;
void *src;
int rc, node, i;
@@ -364,7 +365,7 @@ static int ntb_perf_thread(void *data)
if (buf_size > MAX_TEST_SIZE)
buf_size = MAX_TEST_SIZE;
- dst = (char *)mw->vbase;
+ dst = (char __iomem *)mw->vbase;
atomic_inc(&perf->tsync);
while (atomic_read(&perf->tsync) != perf->perf_threads)