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fm10k: support promiscuous mode

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Add functions to support promiscuous/allmulticast enable and
disable.

Signed-off-by: Chen Jing D(Mark) <jing.d.chen@intel.com>
Tested-by: Michael Qiu <michael.qiu@intel.com>
Acked-by: Michael Qiu <michael.qiu@intel.com>
This commit is contained in:
Chen Jing D(Mark) 2015-06-12 15:06:27 +08:00 committed by Thomas Monjalon
parent 5d0d789279
commit df02ba8646
1 changed files with 123 additions and 1 deletions
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124
drivers/net/fm10k/fm10k_ethdev.c
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@ -51,6 +51,11 @@
#define BIT_MASK_PER_UINT32 ((1 << CHARS_PER_UINT32) - 1)
static void fm10k_close_mbx_service(struct fm10k_hw *hw);
static void fm10k_dev_promiscuous_enable(struct rte_eth_dev *dev);
static void fm10k_dev_promiscuous_disable(struct rte_eth_dev *dev);
static void fm10k_dev_allmulticast_enable(struct rte_eth_dev *dev);
static void fm10k_dev_allmulticast_disable(struct rte_eth_dev *dev);
static inline int fm10k_glort_valid(struct fm10k_hw *hw);
static void
fm10k_mbx_initlock(struct fm10k_hw *hw)
@ -566,6 +571,119 @@ fm10k_dev_tx_queue_stop(struct rte_eth_dev *dev, uint16_t tx_queue_id)
return 0;
}
static inline int fm10k_glort_valid(struct fm10k_hw *hw)
{
return ((hw->mac.dglort_map & FM10K_DGLORTMAP_NONE)
!= FM10K_DGLORTMAP_NONE);
}
static void
fm10k_dev_promiscuous_enable(struct rte_eth_dev *dev)
{
struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
int status;
PMD_INIT_FUNC_TRACE();
/* Return if it didn't acquire valid glort range */
if (!fm10k_glort_valid(hw))
return;
fm10k_mbx_lock(hw);
status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
FM10K_XCAST_MODE_PROMISC);
fm10k_mbx_unlock(hw);
if (status != FM10K_SUCCESS)
PMD_INIT_LOG(ERR, "Failed to enable promiscuous mode");
}
static void
fm10k_dev_promiscuous_disable(struct rte_eth_dev *dev)
{
struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
uint8_t mode;
int status;
PMD_INIT_FUNC_TRACE();
/* Return if it didn't acquire valid glort range */
if (!fm10k_glort_valid(hw))
return;
if (dev->data->all_multicast == 1)
mode = FM10K_XCAST_MODE_ALLMULTI;
else
mode = FM10K_XCAST_MODE_NONE;
fm10k_mbx_lock(hw);
status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
mode);
fm10k_mbx_unlock(hw);
if (status != FM10K_SUCCESS)
PMD_INIT_LOG(ERR, "Failed to disable promiscuous mode");
}
static void
fm10k_dev_allmulticast_enable(struct rte_eth_dev *dev)
{
struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
int status;
PMD_INIT_FUNC_TRACE();
/* Return if it didn't acquire valid glort range */
if (!fm10k_glort_valid(hw))
return;
/* If promiscuous mode is enabled, it doesn't make sense to enable
* allmulticast and disable promiscuous since fm10k only can select
* one of the modes.
*/
if (dev->data->promiscuous) {
PMD_INIT_LOG(INFO, "Promiscuous mode is enabled, "\
"needn't enable allmulticast");
return;
}
fm10k_mbx_lock(hw);
status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
FM10K_XCAST_MODE_ALLMULTI);
fm10k_mbx_unlock(hw);
if (status != FM10K_SUCCESS)
PMD_INIT_LOG(ERR, "Failed to enable allmulticast mode");
}
static void
fm10k_dev_allmulticast_disable(struct rte_eth_dev *dev)
{
struct fm10k_hw *hw = FM10K_DEV_PRIVATE_TO_HW(dev->data->dev_private);
int status;
PMD_INIT_FUNC_TRACE();
/* Return if it didn't acquire valid glort range */
if (!fm10k_glort_valid(hw))
return;
if (dev->data->promiscuous) {
PMD_INIT_LOG(ERR, "Failed to disable allmulticast mode "\
"since promisc mode is enabled");
return;
}
fm10k_mbx_lock(hw);
/* Change mode to unicast mode */
status = hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
FM10K_XCAST_MODE_NONE);
fm10k_mbx_unlock(hw);
if (status != FM10K_SUCCESS)
PMD_INIT_LOG(ERR, "Failed to disable allmulticast mode");
}
/* fls = find last set bit = 32 minus the number of leading zeros */
#ifndef fls
#define fls(x) (((x) == 0) ? 0 : (32 - __builtin_clz((x))))
@ -1654,6 +1772,10 @@ static const struct eth_dev_ops fm10k_eth_dev_ops = {
.dev_start = fm10k_dev_start,
.dev_stop = fm10k_dev_stop,
.dev_close = fm10k_dev_close,
.promiscuous_enable = fm10k_dev_promiscuous_enable,
.promiscuous_disable = fm10k_dev_promiscuous_disable,
.allmulticast_enable = fm10k_dev_allmulticast_enable,
.allmulticast_disable = fm10k_dev_allmulticast_disable,
.stats_get = fm10k_stats_get,
.stats_reset = fm10k_stats_reset,
.link_update = fm10k_link_update,
@ -1819,7 +1941,7 @@ eth_fm10k_dev_init(struct rte_eth_dev *dev)
* API func.
*/
hw->mac.ops.update_xcast_mode(hw, hw->mac.dglort_map,
FM10K_XCAST_MODE_MULTI);
FM10K_XCAST_MODE_NONE);
fm10k_mbx_unlock(hw);