diff options
| author | Michael Chan <mchan@broadcom.com> | 2011-01-25 22:14:50 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2011-01-26 14:26:00 -0800 |
| commit | 5138826b52f8bc441770069b1b305e1d1426ae9e (patch) | |
| tree | f1275b4ae1848783272e0b194e10c843016c606f | |
| parent | 7cc2edb83447775a34ed3bf9d29d8295a434b523 (diff) | |
| download | op-kernel-dev-5138826b52f8bc441770069b1b305e1d1426ae9e.zip op-kernel-dev-5138826b52f8bc441770069b1b305e1d1426ae9e.tar.gz | |
cnic: Fix big endian bug
The chip's page tables did not set up properly on big endian machines,
causing EEH errors on PPC machines.
Reported-by: Breno Leitao <leitao@linux.vnet.ibm.com>
Signed-off-by: Michael Chan <mchan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/net/cnic.c | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c index 263a294..7ff170c 100644 --- a/drivers/net/cnic.c +++ b/drivers/net/cnic.c @@ -699,13 +699,13 @@ static void cnic_free_dma(struct cnic_dev *dev, struct cnic_dma *dma) static void cnic_setup_page_tbl(struct cnic_dev *dev, struct cnic_dma *dma) { int i; - u32 *page_table = dma->pgtbl; + __le32 *page_table = (__le32 *) dma->pgtbl; for (i = 0; i < dma->num_pages; i++) { /* Each entry needs to be in big endian format. */ - *page_table = (u32) ((u64) dma->pg_map_arr[i] >> 32); + *page_table = cpu_to_le32((u64) dma->pg_map_arr[i] >> 32); page_table++; - *page_table = (u32) dma->pg_map_arr[i]; + *page_table = cpu_to_le32(dma->pg_map_arr[i] & 0xffffffff); page_table++; } } @@ -713,13 +713,13 @@ static void cnic_setup_page_tbl(struct cnic_dev *dev, struct cnic_dma *dma) static void cnic_setup_page_tbl_le(struct cnic_dev *dev, struct cnic_dma *dma) { int i; - u32 *page_table = dma->pgtbl; + __le32 *page_table = (__le32 *) dma->pgtbl; for (i = 0; i < dma->num_pages; i++) { /* Each entry needs to be in little endian format. */ - *page_table = dma->pg_map_arr[i] & 0xffffffff; + *page_table = cpu_to_le32(dma->pg_map_arr[i] & 0xffffffff); page_table++; - *page_table = (u32) ((u64) dma->pg_map_arr[i] >> 32); + *page_table = cpu_to_le32((u64) dma->pg_map_arr[i] >> 32); page_table++; } } |
