diff options
| author | Daode Huang <huangdaode@hisilicon.com> | 2016-06-21 11:56:33 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2016-06-21 04:51:55 -0400 |
| commit | ad59a17f0a8ea31e6235e77fb4dda3cd22978914 (patch) | |
| tree | b304ab8fe8dd6bd4d02f1fbe6e891344463f0de7 /drivers/net/ethernet/hisilicon | |
| parent | f56c1b3de7a2c7435e991a01350b0b32664ba5fb (diff) | |
| download | op-kernel-dev-ad59a17f0a8ea31e6235e77fb4dda3cd22978914.zip op-kernel-dev-ad59a17f0a8ea31e6235e77fb4dda3cd22978914.tar.gz | |
net: hns: add get_coalesce_range api for hns
This patch adds get_coalesce_range api for hns, it shows
range of coalesce usecs and frames that can be set on
this interface.
Signed-off-by: Daode Huang <huangdaode@hisilicon.com>
Signed-off-by: Yisen Zhuang <Yisen.Zhuang@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/hisilicon')
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hnae.h | 5 | ||||
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c | 25 | ||||
| -rw-r--r-- | drivers/net/ethernet/hisilicon/hns/hns_ethtool.c | 10 |
3 files changed, 40 insertions, 0 deletions
diff --git a/drivers/net/ethernet/hisilicon/hns/hnae.h b/drivers/net/ethernet/hisilicon/hns/hnae.h index 529cb13..962e445 100644 --- a/drivers/net/ethernet/hisilicon/hns/hnae.h +++ b/drivers/net/ethernet/hisilicon/hns/hnae.h @@ -473,6 +473,11 @@ struct hnae_ae_ops { int (*set_coalesce_usecs)(struct hnae_handle *handle, u32 timeout); int (*set_coalesce_frames)(struct hnae_handle *handle, u32 coalesce_frames); + void (*get_coalesce_range)(struct hnae_handle *handle, + u32 *tx_frames_low, u32 *rx_frames_low, + u32 *tx_frames_high, u32 *rx_frames_high, + u32 *tx_usecs_low, u32 *rx_usecs_low, + u32 *tx_usecs_high, u32 *rx_usecs_high); void (*set_promisc_mode)(struct hnae_handle *handle, u32 en); int (*get_mac_addr)(struct hnae_handle *handle, void **p); int (*set_mac_addr)(struct hnae_handle *handle, void *p); diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c index b97cc75..6b3796f 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ae_adapt.c @@ -465,6 +465,30 @@ static int hns_ae_set_coalesce_frames(struct hnae_handle *handle, ring_pair->port_id_in_comm, coalesce_frames); } +static void hns_ae_get_coalesce_range(struct hnae_handle *handle, + u32 *tx_frames_low, u32 *rx_frames_low, + u32 *tx_frames_high, u32 *rx_frames_high, + u32 *tx_usecs_low, u32 *rx_usecs_low, + u32 *tx_usecs_high, u32 *rx_usecs_high) +{ + struct dsaf_device *dsaf_dev; + + dsaf_dev = hns_ae_get_dsaf_dev(handle->dev); + + *tx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; + *rx_frames_low = HNS_RCB_MIN_COALESCED_FRAMES; + *tx_frames_high = + (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? + HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; + *rx_frames_high = + (dsaf_dev->desc_num - 1 > HNS_RCB_MAX_COALESCED_FRAMES) ? + HNS_RCB_MAX_COALESCED_FRAMES : dsaf_dev->desc_num - 1; + *tx_usecs_low = 0; + *rx_usecs_low = 0; + *tx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; + *rx_usecs_high = HNS_RCB_MAX_COALESCED_USECS; +} + void hns_ae_update_stats(struct hnae_handle *handle, struct net_device_stats *net_stats) { @@ -798,6 +822,7 @@ static struct hnae_ae_ops hns_dsaf_ops = { .get_rx_max_coalesced_frames = hns_ae_get_rx_max_coalesced_frames, .set_coalesce_usecs = hns_ae_set_coalesce_usecs, .set_coalesce_frames = hns_ae_set_coalesce_frames, + .get_coalesce_range = hns_ae_get_coalesce_range, .set_promisc_mode = hns_ae_set_promisc_mode, .set_mac_addr = hns_ae_set_mac_address, .set_mc_addr = hns_ae_set_multicast_one, diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c index 564ae1e..a395ca1 100644 --- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c +++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c @@ -751,6 +751,16 @@ static int hns_get_coalesce(struct net_device *net_dev, &ec->tx_max_coalesced_frames, &ec->rx_max_coalesced_frames); + ops->get_coalesce_range(priv->ae_handle, + &ec->tx_max_coalesced_frames_low, + &ec->rx_max_coalesced_frames_low, + &ec->tx_max_coalesced_frames_high, + &ec->rx_max_coalesced_frames_high, + &ec->tx_coalesce_usecs_low, + &ec->rx_coalesce_usecs_low, + &ec->tx_coalesce_usecs_high, + &ec->rx_coalesce_usecs_high); + return 0; } |
