From a4c363471f2fa2b0f0abbd9f0563b034340585c3 Mon Sep 17 00:00:00 2001 From: Rob Swindell Date: Fri, 1 Jul 2016 18:46:22 -0400 Subject: [PATCH] bnxt_en: Add support for updating flash more securely To support Secure Firmware Update, we must be able to allocate a staging area in the Flash. This patch adds support for the "update" type to tell firmware to do that. Signed-off-by: Rob Swindell Signed-off-by: Michael Chan Signed-off-by: David S. Miller --- drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 3 ++- drivers/net/ethernet/broadcom/bnxt/bnxt_nvm_defs.h | 1 + 2 files changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index c63ed2fc5b97..3328aa5b30dc 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -1186,7 +1186,8 @@ static int bnxt_flash_firmware_from_file(struct net_device *dev, const struct firmware *fw; int rc; - if (bnxt_dir_type_is_executable(dir_type) == false) + if (dir_type != BNX_DIR_TYPE_UPDATE && + bnxt_dir_type_is_executable(dir_type) == false) return -EINVAL; rc = request_firmware(&fw, filename, &dev->dev); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_nvm_defs.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_nvm_defs.h index 40a7b0e09612..73f2249555b5 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_nvm_defs.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_nvm_defs.h @@ -13,6 +13,7 @@ enum bnxt_nvm_directory_type { BNX_DIR_TYPE_UNUSED = 0, BNX_DIR_TYPE_PKG_LOG = 1, + BNX_DIR_TYPE_UPDATE = 2, BNX_DIR_TYPE_CHIMP_PATCH = 3, BNX_DIR_TYPE_BOOTCODE = 4, BNX_DIR_TYPE_VPD = 5, -- 2.45.2