From: Kamil Krawczyk Date: Wed, 18 Dec 2013 13:45:52 +0000 (+0000) Subject: i40e: Fix MAC format in Write MAC address AQ cmd X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=55c29c31d352bb6cfac69fbbdd546baad65d5cf1;p=linux-beck.git i40e: Fix MAC format in Write MAC address AQ cmd The MAC address format expected by the hardware is in a very specific format, and the driver was filling in the data incorrectly. Change-ID: I7bc66505ef459ee347dd3bda68051004c141c689 Signed-off-by: Kamil Krawczyk Signed-off-by: Jesse Brandeburg Tested-by: Kavindya Deegala Signed-off-by: Jeff Kirsher --- diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c index 8f28aee6bbc0..807312bb62a2 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_common.c +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c @@ -254,8 +254,11 @@ i40e_status i40e_aq_mac_address_write(struct i40e_hw *hw, i40e_fill_default_direct_cmd_desc(&desc, i40e_aqc_opc_mac_address_write); cmd_data->command_flags = cpu_to_le16(flags); - memcpy(&cmd_data->mac_sal, &mac_addr[0], 4); - memcpy(&cmd_data->mac_sah, &mac_addr[4], 2); + cmd_data->mac_sah = cpu_to_le16((u16)mac_addr[0] << 8 | mac_addr[1]); + cmd_data->mac_sal = cpu_to_le32(((u32)mac_addr[2] << 24) | + ((u32)mac_addr[3] << 16) | + ((u32)mac_addr[4] << 8) | + mac_addr[5]); status = i40e_asq_send_command(hw, &desc, NULL, 0, cmd_details);