From 26351479ed43288be92935826c215fbe01e2abb2 Mon Sep 17 00:00:00 2001 From: Ron Mercer Date: Mon, 2 Feb 2009 13:53:57 -0800 Subject: [PATCH] qlge: bugfix: Fix endian issue when reading flash. Signed-off-by: Ron Mercer Signed-off-by: David S. Miller --- drivers/net/qlge/qlge.h | 10 +++++----- drivers/net/qlge/qlge_main.c | 11 +++++++---- 2 files changed, 12 insertions(+), 9 deletions(-) diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h index c1dadadfab18..e6fdce9206cc 100644 --- a/drivers/net/qlge/qlge.h +++ b/drivers/net/qlge/qlge.h @@ -787,12 +787,12 @@ struct mbox_params { struct flash_params { u8 dev_id_str[4]; - u16 size; - u16 csum; - u16 ver; - u16 sub_dev_id; + __le16 size; + __le16 csum; + __le16 ver; + __le16 sub_dev_id; u8 mac_addr[6]; - u16 res; + __le16 res; }; diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c index 45421c8b6010..17d02eb6c8be 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; -- 2.39.5