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ethtool: Replace ethtool_ops::{get,set}_rxfh_indir() with {get,set}_rxfh() 

ETHTOOL_{G,S}RXFHINDIR and ETHTOOL_{G,S}RSSH should work for drivers
regardless of whether they expose the hash key, unless you try to
set a hash key for a driver that doesn't expose it.

Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Acked-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Ben Hutchings 2014-05-15 01:25:27 +01:00
parent 33cb0fa788
commit fe62d00137
10 changed files with 48 additions and 49 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

15
drivers/net/ethernet/broadcom/bnx2x/bnx2x_ethtool.c
View File

@ -3316,7 +3316,7 @@ static u32 bnx2x_get_rxfh_indir_size(struct net_device *dev)
return T_ETH_INDIRECTION_TABLE_SIZE;
}
static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir)
static int bnx2x_get_rxfh(struct net_device *dev, u32 *indir, u8 *key)
{
struct bnx2x *bp = netdev_priv(dev);
u8 ind_table[T_ETH_INDIRECTION_TABLE_SIZE] = {0};
@ -3340,14 +3340,15 @@ static int bnx2x_get_rxfh_indir(struct net_device *dev, u32 *indir)
return 0;
}
static int bnx2x_set_rxfh_indir(struct net_device *dev, const u32 *indir)
static int bnx2x_set_rxfh(struct net_device *dev, const u32 *indir,
const u8 *key)
{
struct bnx2x *bp = netdev_priv(dev);
size_t i;
for (i = 0; i < T_ETH_INDIRECTION_TABLE_SIZE; i++) {
/*
* The same as in bnx2x_get_rxfh_indir: we can't use a memcpy()
* The same as in bnx2x_get_rxfh: we can't use a memcpy()
* as an internal storage of an indirection table is a u8 array
* while indir->ring_index points to an array of u32.
*
@ -3471,8 +3472,8 @@ static const struct ethtool_ops bnx2x_ethtool_ops = {
.get_rxnfc = bnx2x_get_rxnfc,
.set_rxnfc = bnx2x_set_rxnfc,
.get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
.get_rxfh_indir = bnx2x_get_rxfh_indir,
.set_rxfh_indir = bnx2x_set_rxfh_indir,
.get_rxfh = bnx2x_get_rxfh,
.set_rxfh = bnx2x_set_rxfh,
.get_channels = bnx2x_get_channels,
.set_channels = bnx2x_set_channels,
.get_module_info = bnx2x_get_module_info,
@ -3498,8 +3499,8 @@ static const struct ethtool_ops bnx2x_vf_ethtool_ops = {
.get_rxnfc = bnx2x_get_rxnfc,
.set_rxnfc = bnx2x_set_rxnfc,
.get_rxfh_indir_size = bnx2x_get_rxfh_indir_size,
.get_rxfh_indir = bnx2x_get_rxfh_indir,
.set_rxfh_indir = bnx2x_set_rxfh_indir,
.get_rxfh = bnx2x_get_rxfh,
.set_rxfh = bnx2x_set_rxfh,
.get_channels = bnx2x_get_channels,
.set_channels = bnx2x_set_channels,
};

8
drivers/net/ethernet/broadcom/tg3.c
View File

@ -12501,7 +12501,7 @@ static u32 tg3_get_rxfh_indir_size(struct net_device *dev)
return size;
}
static int tg3_get_rxfh_indir(struct net_device *dev, u32 *indir)
static int tg3_get_rxfh(struct net_device *dev, u32 *indir, u8 *key)
{
struct tg3 *tp = netdev_priv(dev);
int i;
@ -12512,7 +12512,7 @@ static int tg3_get_rxfh_indir(struct net_device *dev, u32 *indir)
return 0;
}
static int tg3_set_rxfh_indir(struct net_device *dev, const u32 *indir)
static int tg3_set_rxfh(struct net_device *dev, const u32 *indir, const u8 *key)
{
struct tg3 *tp = netdev_priv(dev);
size_t i;
@ -14044,8 +14044,8 @@ static const struct ethtool_ops tg3_ethtool_ops = {
.get_sset_count = tg3_get_sset_count,
.get_rxnfc = tg3_get_rxnfc,
.get_rxfh_indir_size = tg3_get_rxfh_indir_size,
.get_rxfh_indir = tg3_get_rxfh_indir,
.set_rxfh_indir = tg3_set_rxfh_indir,
.get_rxfh = tg3_get_rxfh,
.set_rxfh = tg3_set_rxfh,
.get_channels = tg3_get_channels,
.set_channels = tg3_set_channels,
.get_ts_info = tg3_get_ts_info,

8
drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
View File

@ -2739,7 +2739,7 @@ static u32 get_rss_table_size(struct net_device *dev)
return pi->rss_size;
}
static int get_rss_table(struct net_device *dev, u32 *p)
static int get_rss_table(struct net_device *dev, u32 *p, u8 *key)
{
const struct port_info *pi = netdev_priv(dev);
unsigned int n = pi->rss_size;
@ -2749,7 +2749,7 @@ static int get_rss_table(struct net_device *dev, u32 *p)
return 0;
}
static int set_rss_table(struct net_device *dev, const u32 *p)
static int set_rss_table(struct net_device *dev, const u32 *p, const u8 *key)
{
unsigned int i;
struct port_info *pi = netdev_priv(dev);
@ -2851,8 +2851,8 @@ static const struct ethtool_ops cxgb_ethtool_ops = {
.set_wol = set_wol,
.get_rxnfc = get_rxnfc,
.get_rxfh_indir_size = get_rss_table_size,
.get_rxfh_indir = get_rss_table,
.set_rxfh_indir = set_rss_table,
.get_rxfh = get_rss_table,
.set_rxfh = set_rss_table,
.flash_device = set_flash,
};

15
drivers/net/ethernet/intel/i40evf/i40evf_ethtool.c
View File

@ -626,13 +626,14 @@ static u32 i40evf_get_rxfh_indir_size(struct net_device *netdev)
}
/**
* i40evf_get_rxfh_indir - get the rx flow hash indirection table
* i40evf_get_rxfh - get the rx flow hash indirection table
* @netdev: network interface device structure
* @indir: indirection table
* @key: hash key (will be %NULL until get_rxfh_key_size is implemented)
*
* Reads the indirection table directly from the hardware. Always returns 0.
**/
static int i40evf_get_rxfh_indir(struct net_device *netdev, u32 *indir)
static int i40evf_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key)
{
struct i40evf_adapter *adapter = netdev_priv(netdev);
struct i40e_hw *hw = &adapter->hw;
@ -650,14 +651,16 @@ static int i40evf_get_rxfh_indir(struct net_device *netdev, u32 *indir)
}
/**
* i40evf_set_rxfh_indir - set the rx flow hash indirection table
* i40evf_set_rxfh - set the rx flow hash indirection table
* @netdev: network interface device structure
* @indir: indirection table
* @key: hash key (will be %NULL until get_rxfh_key_size is implemented)
*
* Returns -EINVAL if the table specifies an inavlid queue id, otherwise
* returns 0 after programming the table.
**/
static int i40evf_set_rxfh_indir(struct net_device *netdev, const u32 *indir)
static int i40evf_set_rxfh(struct net_device *netdev, const u32 *indir,
const u8 *key)
{
struct i40evf_adapter *adapter = netdev_priv(netdev);
struct i40e_hw *hw = &adapter->hw;
@ -691,8 +694,8 @@ static struct ethtool_ops i40evf_ethtool_ops = {
.get_rxnfc = i40evf_get_rxnfc,
.set_rxnfc = i40evf_set_rxnfc,
.get_rxfh_indir_size = i40evf_get_rxfh_indir_size,
.get_rxfh_indir = i40evf_get_rxfh_indir,
.set_rxfh_indir = i40evf_set_rxfh_indir,
.get_rxfh = i40evf_get_rxfh,
.set_rxfh = i40evf_set_rxfh,
.get_channels = i40evf_get_channels,
};

9
drivers/net/ethernet/intel/igb/igb_ethtool.c
View File

@ -2830,7 +2830,7 @@ static u32 igb_get_rxfh_indir_size(struct net_device *netdev)
return IGB_RETA_SIZE;
}
static int igb_get_rxfh_indir(struct net_device *netdev, u32 *indir)
static int igb_get_rxfh(struct net_device *netdev, u32 *indir, u8 *key)
{
struct igb_adapter *adapter = netdev_priv(netdev);
int i;
@ -2876,7 +2876,8 @@ void igb_write_rss_indir_tbl(struct igb_adapter *adapter)
}
}
static int igb_set_rxfh_indir(struct net_device *netdev, const u32 *indir)
static int igb_set_rxfh(struct net_device *netdev, const u32 *indir,
const u8 *key)
{
struct igb_adapter *adapter = netdev_priv(netdev);
struct e1000_hw *hw = &adapter->hw;
@ -3025,8 +3026,8 @@ static const struct ethtool_ops igb_ethtool_ops = {
.get_module_info = igb_get_module_info,
.get_module_eeprom = igb_get_module_eeprom,
.get_rxfh_indir_size = igb_get_rxfh_indir_size,
.get_rxfh_indir = igb_get_rxfh_indir,
.set_rxfh_indir = igb_set_rxfh_indir,
.get_rxfh = igb_get_rxfh,
.set_rxfh = igb_set_rxfh,
.get_channels = igb_get_channels,
.set_channels = igb_set_channels,
.begin = igb_ethtool_begin,

10
drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
View File

@ -564,7 +564,7 @@ static u32 mlx4_en_get_rxfh_indir_size(struct net_device *dev)
return priv->rx_ring_num;
}
static int mlx4_en_get_rxfh_indir(struct net_device *dev, u32 *ring_index)
static int mlx4_en_get_rxfh(struct net_device *dev, u32 *ring_index, u8 *key)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
struct mlx4_en_rss_map *rss_map = &priv->rss_map;
@ -582,8 +582,8 @@ static int mlx4_en_get_rxfh_indir(struct net_device *dev, u32 *ring_index)
return err;
}
static int mlx4_en_set_rxfh_indir(struct net_device *dev,
const u32 *ring_index)
static int mlx4_en_set_rxfh(struct net_device *dev, const u32 *ring_index,
const u8 *key)
{
struct mlx4_en_priv *priv = netdev_priv(dev);
struct mlx4_en_dev *mdev = priv->mdev;
@ -1224,8 +1224,8 @@ const struct ethtool_ops mlx4_en_ethtool_ops = {
.get_rxnfc = mlx4_en_get_rxnfc,
.set_rxnfc = mlx4_en_set_rxnfc,
.get_rxfh_indir_size = mlx4_en_get_rxfh_indir_size,
.get_rxfh_indir = mlx4_en_get_rxfh_indir,
.set_rxfh_indir = mlx4_en_set_rxfh_indir,
.get_rxfh = mlx4_en_get_rxfh,
.set_rxfh = mlx4_en_set_rxfh,
.get_channels = mlx4_en_get_channels,
.set_channels = mlx4_en_set_channels,
.get_ts_info = mlx4_en_get_ts_info,

10
drivers/net/ethernet/sfc/ethtool.c
View File

@ -1033,7 +1033,7 @@ static u32 efx_ethtool_get_rxfh_indir_size(struct net_device *net_dev)
0 : ARRAY_SIZE(efx->rx_indir_table));
}
static int efx_ethtool_get_rxfh_indir(struct net_device *net_dev, u32 *indir)
static int efx_ethtool_get_rxfh(struct net_device *net_dev, u32 *indir, u8 *key)
{
struct efx_nic *efx = netdev_priv(net_dev);
@ -1041,8 +1041,8 @@ static int efx_ethtool_get_rxfh_indir(struct net_device *net_dev, u32 *indir)
return 0;
}
static int efx_ethtool_set_rxfh_indir(struct net_device *net_dev,
const u32 *indir)
static int efx_ethtool_set_rxfh(struct net_device *net_dev,
const u32 *indir, const u8 *key)
{
struct efx_nic *efx = netdev_priv(net_dev);
@ -1125,8 +1125,8 @@ const struct ethtool_ops efx_ethtool_ops = {
.get_rxnfc = efx_ethtool_get_rxnfc,
.set_rxnfc = efx_ethtool_set_rxnfc,
.get_rxfh_indir_size = efx_ethtool_get_rxfh_indir_size,
.get_rxfh_indir = efx_ethtool_get_rxfh_indir,
.set_rxfh_indir = efx_ethtool_set_rxfh_indir,
.get_rxfh = efx_ethtool_get_rxfh,
.set_rxfh = efx_ethtool_set_rxfh,
.get_ts_info = efx_ethtool_get_ts_info,
.get_module_info = efx_ethtool_get_module_info,
.get_module_eeprom = efx_ethtool_get_module_eeprom,

8
drivers/net/vmxnet3/vmxnet3_ethtool.c
View File

@ -579,7 +579,7 @@ vmxnet3_get_rss_indir_size(struct net_device *netdev)
}
static int
vmxnet3_get_rss_indir(struct net_device *netdev, u32 *p)
vmxnet3_get_rss(struct net_device *netdev, u32 *p, u8 *key)
{
struct vmxnet3_adapter *adapter = netdev_priv(netdev);
struct UPT1_RSSConf *rssConf = adapter->rss_conf;
@ -592,7 +592,7 @@ vmxnet3_get_rss_indir(struct net_device *netdev, u32 *p)
}
static int
vmxnet3_set_rss_indir(struct net_device *netdev, const u32 *p)
vmxnet3_set_rss(struct net_device *netdev, const u32 *p, const u8 *key)
{
unsigned int i;
unsigned long flags;
@ -628,8 +628,8 @@ static const struct ethtool_ops vmxnet3_ethtool_ops = {
.get_rxnfc = vmxnet3_get_rxnfc,
#ifdef VMXNET3_RSS
.get_rxfh_indir_size = vmxnet3_get_rss_indir_size,
.get_rxfh_indir = vmxnet3_get_rss_indir,
.set_rxfh_indir = vmxnet3_set_rss_indir,
.get_rxfh = vmxnet3_get_rss,
.set_rxfh = vmxnet3_set_rss,
#endif
};

6
include/linux/ethtool.h
View File

@ -158,15 +158,11 @@ static inline u32 ethtool_rxfh_indir_default(u32 index, u32 n_rx_rings)
* Returns zero if not supported for this specific device.
* @get_rxfh_indir_size: Get the size of the RX flow hash indirection table.
* Returns zero if not supported for this specific device.
* @get_rxfh_indir: Get the contents of the RX flow hash indirection table.
* Will not be called if @get_rxfh_indir_size returns zero.
* @get_rxfh: Get the contents of the RX flow hash indirection table and hash
* key.
* Will only be called if one or both of @get_rxfh_indir_size and
* @get_rxfh_key_size are implemented and return non-zero.
* Returns a negative error code or zero.
* @set_rxfh_indir: Set the contents of the RX flow hash indirection table.
* Will not be called if @get_rxfh_indir_size returns zero.
* @set_rxfh: Set the contents of the RX flow hash indirection table and/or
* hash key. In case only the indirection table or hash key is to be
* changed, the other argument will be %NULL.
@ -248,8 +244,6 @@ struct ethtool_ops {
int (*get_rxfh)(struct net_device *, u32 *indir, u8 *key);
int (*set_rxfh)(struct net_device *, const u32 *indir,
const u8 *key);
int (*get_rxfh_indir)(struct net_device *, u32 *);
int (*set_rxfh_indir)(struct net_device *, const u32 *);
void (*get_channels)(struct net_device *, struct ethtool_channels *);
int (*set_channels)(struct net_device *, struct ethtool_channels *);
int (*get_dump_flag)(struct net_device *, struct ethtool_dump *);

8
net/core/ethtool.c
View File

@ -582,7 +582,7 @@ static noinline_for_stack int ethtool_get_rxfh_indir(struct net_device *dev,
int ret;
if (!dev->ethtool_ops->get_rxfh_indir_size ||
!dev->ethtool_ops->get_rxfh_indir)
!dev->ethtool_ops->get_rxfh)
return -EOPNOTSUPP;
dev_size = dev->ethtool_ops->get_rxfh_indir_size(dev);
if (dev_size == 0)
@ -608,7 +608,7 @@ static noinline_for_stack int ethtool_get_rxfh_indir(struct net_device *dev,
if (!indir)
return -ENOMEM;
ret = dev->ethtool_ops->get_rxfh_indir(dev, indir);
ret = dev->ethtool_ops->get_rxfh(dev, indir, NULL);
if (ret)
goto out;
@ -632,7 +632,7 @@ static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev,
int ret;
u32 ringidx_offset = offsetof(struct ethtool_rxfh_indir, ring_index[0]);
if (!ops->get_rxfh_indir_size || !ops->set_rxfh_indir ||
if (!ops->get_rxfh_indir_size || !ops->set_rxfh ||
!ops->get_rxnfc)
return -EOPNOTSUPP;
@ -669,7 +669,7 @@ static noinline_for_stack int ethtool_set_rxfh_indir(struct net_device *dev,
goto out;
}
ret = ops->set_rxfh_indir(dev, indir);
ret = ops->set_rxfh(dev, indir, NULL);
out:
kfree(indir);