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Message-Id: <20190523094510.2317-2-jiri@resnulli.us>
Date: Thu, 23 May 2019 11:45:04 +0200
From: Jiri Pirko <jiri@...nulli.us>
To: netdev@...r.kernel.org
Cc: davem@...emloft.net, mlxsw@...lanox.com,
jakub.kicinski@...ronome.com, sthemmin@...rosoft.com,
dsahern@...il.com, saeedm@...lanox.com, leon@...nel.org
Subject: [patch net-next 1/7] mlxsw: Move firmware flash implementation to devlink
From: Jiri Pirko <jiri@...lanox.com>
Benefit from the devlink flash update implementation and ethtool
fallback to it and move firmware flash implementation there.
Signed-off-by: Jiri Pirko <jiri@...lanox.com>
---
drivers/net/ethernet/mellanox/mlxsw/core.c | 15 ++++++
drivers/net/ethernet/mellanox/mlxsw/core.h | 3 ++
.../net/ethernet/mellanox/mlxsw/spectrum.c | 49 +++++++++----------
3 files changed, 41 insertions(+), 26 deletions(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 6ee6de7f0160..a992a7c69b45 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -1003,6 +1003,20 @@ static int mlxsw_devlink_core_bus_device_reload(struct devlink *devlink,
return err;
}
+static int mlxsw_devlink_flash_update(struct devlink *devlink,
+ const char *file_name,
+ const char *component,
+ struct netlink_ext_ack *extack)
+{
+ struct mlxsw_core *mlxsw_core = devlink_priv(devlink);
+ struct mlxsw_driver *mlxsw_driver = mlxsw_core->driver;
+
+ if (!mlxsw_driver->flash_update)
+ return -EOPNOTSUPP;
+ return mlxsw_driver->flash_update(mlxsw_core, file_name,
+ component, extack);
+}
+
static const struct devlink_ops mlxsw_devlink_ops = {
.reload = mlxsw_devlink_core_bus_device_reload,
.port_type_set = mlxsw_devlink_port_type_set,
@@ -1019,6 +1033,7 @@ static const struct devlink_ops mlxsw_devlink_ops = {
.sb_occ_port_pool_get = mlxsw_devlink_sb_occ_port_pool_get,
.sb_occ_tc_port_bind_get = mlxsw_devlink_sb_occ_tc_port_bind_get,
.info_get = mlxsw_devlink_info_get,
+ .flash_update = mlxsw_devlink_flash_update,
};
static int
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.h b/drivers/net/ethernet/mellanox/mlxsw/core.h
index e3832cb5bdda..a44ad0fb9477 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.h
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.h
@@ -284,6 +284,9 @@ struct mlxsw_driver {
unsigned int sb_index, u16 tc_index,
enum devlink_sb_pool_type pool_type,
u32 *p_cur, u32 *p_max);
+ int (*flash_update)(struct mlxsw_core *mlxsw_core,
+ const char *file_name, const char *component,
+ struct netlink_ext_ack *extack);
void (*txhdr_construct)(struct sk_buff *skb,
const struct mlxsw_tx_info *tx_info);
int (*resources_register)(struct mlxsw_core *mlxsw_core);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
index dbb425717f5e..861a77538859 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum.c
@@ -388,6 +388,27 @@ static int mlxsw_sp_fw_rev_validate(struct mlxsw_sp *mlxsw_sp)
return 0;
}
+static int mlxsw_sp_flash_update(struct mlxsw_core *mlxsw_core,
+ const char *file_name, const char *component,
+ struct netlink_ext_ack *extack)
+{
+ struct mlxsw_sp *mlxsw_sp = mlxsw_core_driver_priv(mlxsw_core);
+ const struct firmware *firmware;
+ int err;
+
+ if (component)
+ return -EOPNOTSUPP;
+
+ err = request_firmware_direct(&firmware, file_name,
+ mlxsw_sp->bus_info->dev);
+ if (err)
+ return err;
+ err = mlxsw_sp_firmware_flash(mlxsw_sp, firmware);
+ release_firmware(firmware);
+
+ return err;
+}
+
int mlxsw_sp_flow_counter_get(struct mlxsw_sp *mlxsw_sp,
unsigned int counter_index, u64 *packets,
u64 *bytes)
@@ -3155,31 +3176,6 @@ mlxsw_sp_port_set_link_ksettings(struct net_device *dev,
return 0;
}
-static int mlxsw_sp_flash_device(struct net_device *dev,
- struct ethtool_flash *flash)
-{
- struct mlxsw_sp_port *mlxsw_sp_port = netdev_priv(dev);
- struct mlxsw_sp *mlxsw_sp = mlxsw_sp_port->mlxsw_sp;
- const struct firmware *firmware;
- int err;
-
- if (flash->region != ETHTOOL_FLASH_ALL_REGIONS)
- return -EOPNOTSUPP;
-
- dev_hold(dev);
- rtnl_unlock();
-
- err = request_firmware_direct(&firmware, flash->data, &dev->dev);
- if (err)
- goto out;
- err = mlxsw_sp_firmware_flash(mlxsw_sp, firmware);
- release_firmware(firmware);
-out:
- rtnl_lock();
- dev_put(dev);
- return err;
-}
-
static int mlxsw_sp_get_module_info(struct net_device *netdev,
struct ethtool_modinfo *modinfo)
{
@@ -3220,7 +3216,6 @@ static const struct ethtool_ops mlxsw_sp_port_ethtool_ops = {
.get_sset_count = mlxsw_sp_port_get_sset_count,
.get_link_ksettings = mlxsw_sp_port_get_link_ksettings,
.set_link_ksettings = mlxsw_sp_port_set_link_ksettings,
- .flash_device = mlxsw_sp_flash_device,
.get_module_info = mlxsw_sp_get_module_info,
.get_module_eeprom = mlxsw_sp_get_module_eeprom,
};
@@ -4885,6 +4880,7 @@ static struct mlxsw_driver mlxsw_sp1_driver = {
.sb_occ_max_clear = mlxsw_sp_sb_occ_max_clear,
.sb_occ_port_pool_get = mlxsw_sp_sb_occ_port_pool_get,
.sb_occ_tc_port_bind_get = mlxsw_sp_sb_occ_tc_port_bind_get,
+ .flash_update = mlxsw_sp_flash_update,
.txhdr_construct = mlxsw_sp_txhdr_construct,
.resources_register = mlxsw_sp1_resources_register,
.kvd_sizes_get = mlxsw_sp_kvd_sizes_get,
@@ -4913,6 +4909,7 @@ static struct mlxsw_driver mlxsw_sp2_driver = {
.sb_occ_max_clear = mlxsw_sp_sb_occ_max_clear,
.sb_occ_port_pool_get = mlxsw_sp_sb_occ_port_pool_get,
.sb_occ_tc_port_bind_get = mlxsw_sp_sb_occ_tc_port_bind_get,
+ .flash_update = mlxsw_sp_flash_update,
.txhdr_construct = mlxsw_sp_txhdr_construct,
.resources_register = mlxsw_sp2_resources_register,
.params_register = mlxsw_sp2_params_register,
--
2.17.2
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