net/qede/base: add comment

Add a comment for the endianness manipulation in
ecore_mcp_send_drv_version().

Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>

diff --git a/drivers/net/qede/base/ecore_mcp.c b/drivers/net/qede/base/ecore_mcp.c
index 245d478..df6ebd2 100644 (file)
--- a/drivers/net/qede/base/ecore_mcp.c
+++ b/drivers/net/qede/base/ecore_mcp.c
@@ -1662,6 +1662,7 @@ ecore_mcp_send_drv_version(struct ecore_hwfn *p_hwfn, struct ecore_ptt *p_ptt,
        p_drv_version->version = p_ver->version;
        num_words = (MCP_DRV_VER_STR_SIZE - 4) / 4;
        for (i = 0; i < num_words; i++) {
+               /* The driver name is expected to be in a big-endian format */
                p_name = &p_ver->name[i * sizeof(u32)];
                val = OSAL_CPU_TO_BE32(*(u32 *)p_name);
                *(u32 *)&p_drv_version->name[i * sizeof(u32)] = val;