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authorRon Mercer <ron.mercer@qlogic.com>2009-02-02 13:53:57 -0800
committerDavid S. Miller <davem@davemloft.net>2009-02-02 13:53:57 -0800
commit26351479ed43288be92935826c215fbe01e2abb2 (patch)
tree07b9669909f757e781ecb8d1694607099c75ae9f /drivers/net/qlge/qlge_main.c
parente408b8dcb5ce42243a902205005208e590f28454 (diff)
downloadop-kernel-dev-26351479ed43288be92935826c215fbe01e2abb2.zip
op-kernel-dev-26351479ed43288be92935826c215fbe01e2abb2.tar.gz
qlge: bugfix: Fix endian issue when reading flash.
Signed-off-by: Ron Mercer <ron.mercer@qlogic.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/qlge/qlge_main.c')
-rw-r--r--drivers/net/qlge/qlge_main.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 45421c8..17d02eb 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -641,7 +641,7 @@ static void ql_enable_all_completion_interrupts(struct ql_adapter *qdev)
}
-static int ql_read_flash_word(struct ql_adapter *qdev, int offset, u32 *data)
+static int ql_read_flash_word(struct ql_adapter *qdev, int offset, __le32 *data)
{
int status = 0;
/* wait for reg to come ready */
@@ -656,8 +656,11 @@ static int ql_read_flash_word(struct ql_adapter *qdev, int offset, u32 *data)
FLASH_ADDR, FLASH_ADDR_RDY, FLASH_ADDR_ERR);
if (status)
goto exit;
- /* get the data */
- *data = ql_read32(qdev, FLASH_DATA);
+ /* This data is stored on flash as an array of
+ * __le32. Since ql_read32() returns cpu endian
+ * we need to swap it back.
+ */
+ *data = cpu_to_le32(ql_read32(qdev, FLASH_DATA));
exit:
return status;
}
@@ -666,7 +669,7 @@ static int ql_get_flash_params(struct ql_adapter *qdev)
{
int i;
int status;
- u32 *p = (u32 *)&qdev->flash;
+ __le32 *p = (__le32 *)&qdev->flash;
if (ql_sem_spinlock(qdev, SEM_FLASH_MASK))
return -ETIMEDOUT;
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