[PATCH net-next 13/15] bnxt_en: Add support for flashing the device via devlink
From: Michael Chan <michael.chan@broadcom.com>
Date: 2019-11-23 08:26:55
Subsystem:
broadcom bnxt_en 50 gigabit ethernet driver, networking drivers, the rest · Maintainers:
Michael Chan, Pavan Chebbi, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
From: Vasundhara Volam <redacted> Use the same bnxt_flash_package_from_file() function to support devlink flash operation. Cc: Jiri Pirko <redacted> Signed-off-by: Vasundhara Volam <redacted> Signed-off-by: Michael Chan <michael.chan@broadcom.com> --- drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 20 ++++++++++++++++++++ drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c | 4 ++-- drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h | 2 ++ 3 files changed, 24 insertions(+), 2 deletions(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index 7078271..acb2dd6 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c@@ -14,6 +14,25 @@ #include "bnxt.h" #include "bnxt_vfr.h" #include "bnxt_devlink.h" +#include "bnxt_ethtool.h" + +static int +bnxt_dl_flash_update(struct devlink *dl, const char *filename, + const char *region, struct netlink_ext_ack *extack) +{ + struct bnxt *bp = bnxt_get_bp_from_dl(dl); + + if (region) + return -EOPNOTSUPP; + + if (!BNXT_PF(bp)) { + NL_SET_ERR_MSG_MOD(extack, + "flash update not supported from a VF"); + return -EPERM; + } + + return bnxt_flash_package_from_file(bp->dev, filename, 0); +} static int bnxt_fw_reporter_diagnose(struct devlink_health_reporter *reporter, struct devlink_fmsg *fmsg,
@@ -225,6 +244,7 @@ static const struct devlink_ops bnxt_dl_ops = { .eswitch_mode_set = bnxt_dl_eswitch_mode_set, .eswitch_mode_get = bnxt_dl_eswitch_mode_get, #endif /* CONFIG_BNXT_SRIOV */ + .flash_update = bnxt_dl_flash_update, }; enum bnxt_dl_param_id {
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
index e455aaa..2ccf79c 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c@@ -2000,8 +2000,8 @@ static int bnxt_flash_firmware_from_file(struct net_device *dev, return rc; } -static int bnxt_flash_package_from_file(struct net_device *dev, - char *filename, u32 install_type) +int bnxt_flash_package_from_file(struct net_device *dev, const char *filename, + u32 install_type) { struct bnxt *bp = netdev_priv(dev); struct hwrm_nvm_install_update_output *resp = bp->hwrm_cmd_resp_addr;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h
index 01de7e7..4428d0a 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.h@@ -81,6 +81,8 @@ extern const struct ethtool_ops bnxt_ethtool_ops; u32 _bnxt_fw_to_ethtool_adv_spds(u16, u8); u32 bnxt_fw_to_ethtool_speed(u16); u16 bnxt_get_fw_auto_link_speeds(u32); +int bnxt_flash_package_from_file(struct net_device *dev, const char *filename, + u32 install_type); void bnxt_ethtool_init(struct bnxt *bp); void bnxt_ethtool_free(struct bnxt *bp);
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2.5.1