[dpdk-dev,v2,02/18] net/ixgbe: store flow director filter
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Commit Message
Add support for storing flow director filter in SW.
Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
---
v2:
--add a fdir initialization function in device start process
---
drivers/net/ixgbe/ixgbe_ethdev.c | 55 ++++++++++++++++++++
drivers/net/ixgbe/ixgbe_ethdev.h | 19 ++++++-
drivers/net/ixgbe/ixgbe_fdir.c | 105 ++++++++++++++++++++++++++++++++++++++-
3 files changed, 176 insertions(+), 3 deletions(-)
Comments
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Wei Zhao
> Sent: Friday, December 30, 2016 3:53 PM
> To: dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Zhao1, Wei <wei.zhao1@intel.com>
> Subject: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director filter
>
> Add support for storing flow director filter in SW.
>
> Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> ---
>
> v2:
> --add a fdir initialization function in device start process
> ---
>
> +static inline struct ixgbe_fdir_filter *
> +ixgbe_fdir_filter_lookup(struct ixgbe_hw_fdir_info *fdir_info,
> + union ixgbe_atr_input *key)
> +{
> + int ret = 0;
Needless initialization here since ret will be set below.
> + ret = rte_hash_lookup(fdir_info->hash_handle, (const void *)key);
> + if (ret < 0)
> + return NULL;
> +
> + return fdir_info->hash_map[ret];
> +}
> +
> +static inline int
> +ixgbe_insert_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> + struct ixgbe_fdir_filter *fdir_filter) {
> + int ret = 0;
Same above.
> +
> + ret = rte_hash_add_key(fdir_info->hash_handle,
> + &fdir_filter->ixgbe_fdir);
> +
> + if (ret < 0) {
> + PMD_DRV_LOG(ERR,
> + "Failed to insert fdir filter to hash table %d!",
> + ret);
> + return ret;
> + }
> +
> + fdir_info->hash_map[ret] = fdir_filter;
> +
> + TAILQ_INSERT_TAIL(&fdir_info->fdir_list, fdir_filter, entries);
> +
> + return 0;
> +}
> +
> +static inline int
> +ixgbe_remove_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> + union ixgbe_atr_input *key)
> +{
> + int ret = 0;
Same above.
> + struct ixgbe_fdir_filter *fdir_filter;
> +
> + ret = rte_hash_del_key(fdir_info->hash_handle, key);
> +
> + if (ret < 0) {
> + PMD_DRV_LOG(ERR, "No such fdir filter to delete %d!", ret);
> + return ret;
> + }
> +
> + fdir_filter = fdir_info->hash_map[ret];
> + fdir_info->hash_map[ret] = NULL;
> +
> + TAILQ_REMOVE(&fdir_info->fdir_list, fdir_filter, entries);
> + rte_free(fdir_filter);
> +
> + return 0;
> +}
> +
> /*
> * ixgbe_add_del_fdir_filter - add or remove a flow diretor filter.
> * @dev: pointer to the structure rte_eth_dev @@ -1098,6 +1158,8 @@
> ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> struct ixgbe_hw_fdir_info *info =
> IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
> enum rte_fdir_mode fdir_mode = dev->data->dev_conf.fdir_conf.mode;
> + struct ixgbe_fdir_filter *node;
> + bool add_node = FALSE;
>
> if (fdir_mode == RTE_FDIR_MODE_NONE)
> return -ENOTSUP;
> @@ -1148,6 +1210,10 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> dev->data->dev_conf.fdir_conf.pballoc);
>
> if (del) {
> + err = ixgbe_remove_fdir_filter(info, &input);
> + if (err < 0)
> + return err;
> +
> err = fdir_erase_filter_82599(hw, fdirhash);
> if (err < 0)
> PMD_DRV_LOG(ERR, "Fail to delete FDIR filter!"); @@ -1172,6
> +1238,37 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> else
> return -EINVAL;
>
> + node = ixgbe_fdir_filter_lookup(info, &input);
> + if (node) {
> + if (update) {
> + node->fdirflags = fdircmd_flags;
> + node->fdirhash = fdirhash;
> + node->queue = queue;
> + } else {
> + PMD_DRV_LOG(ERR, "Conflict with existing fdir filter!");
> + return -EINVAL;
> + }
> + } else {
> + add_node = TRUE;
> + node = rte_zmalloc("ixgbe_fdir",
> + sizeof(struct ixgbe_fdir_filter),
> + 0);
> + if (!node)
> + return -ENOMEM;
> + (void)rte_memcpy(&node->ixgbe_fdir,
> + &input,
> + sizeof(union ixgbe_atr_input));
> + node->fdirflags = fdircmd_flags;
> + node->fdirhash = fdirhash;
> + node->queue = queue;
> +
> + err = ixgbe_insert_fdir_filter(info, node);
> + if (err < 0) {
> + rte_free(node);
> + return err;
> + }
> + }
> +
> if (is_perfect) {
> err = fdir_write_perfect_filter_82599(hw, &input, queue,
> fdircmd_flags, fdirhash,
> @@ -1180,10 +1277,14 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev
> *dev,
> err = fdir_add_signature_filter_82599(hw, &input, queue,
> fdircmd_flags, fdirhash);
> }
> - if (err < 0)
> + if (err < 0) {
> PMD_DRV_LOG(ERR, "Fail to add FDIR filter!");
> - else
> +
> + if (add_node)
> + (void)ixgbe_remove_fdir_filter(info, &input);
> + } else {
> PMD_DRV_LOG(DEBUG, "Success to add FDIR filter");
> + }
>
> return err;
> }
> --
> 2.5.5
Hi, beilei
> -----Original Message-----
> From: Xing, Beilei
> Sent: Monday, January 2, 2017 5:59 PM
> To: Zhao1, Wei <wei.zhao1@intel.com>; dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Zhao1, Wei
> <wei.zhao1@intel.com>
> Subject: RE: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director filter
>
> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Wei Zhao
> > Sent: Friday, December 30, 2016 3:53 PM
> > To: dev@dpdk.org
> > Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Zhao1, Wei
> > <wei.zhao1@intel.com>
> > Subject: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director
> > filter
> >
> > Add support for storing flow director filter in SW.
> >
> > Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> > Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> > ---
> >
> > v2:
> > --add a fdir initialization function in device start process
> > ---
>
> >
> > +static inline struct ixgbe_fdir_filter *
> > +ixgbe_fdir_filter_lookup(struct ixgbe_hw_fdir_info *fdir_info,
> > + union ixgbe_atr_input *key)
> > +{
> > + int ret = 0;
>
> Needless initialization here since ret will be set below.
>
Ok, I will make some change in v3
> > + ret = rte_hash_lookup(fdir_info->hash_handle, (const void *)key);
> > + if (ret < 0)
> > + return NULL;
> > +
> > + return fdir_info->hash_map[ret];
> > +}
> > +
> > +static inline int
> > +ixgbe_insert_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> > + struct ixgbe_fdir_filter *fdir_filter) {
> > + int ret = 0;
>
> Same above.
>
> > +
> > + ret = rte_hash_add_key(fdir_info->hash_handle,
> > + &fdir_filter->ixgbe_fdir);
> > +
> > + if (ret < 0) {
> > + PMD_DRV_LOG(ERR,
> > + "Failed to insert fdir filter to hash table %d!",
> > + ret);
> > + return ret;
> > + }
> > +
> > + fdir_info->hash_map[ret] = fdir_filter;
> > +
> > + TAILQ_INSERT_TAIL(&fdir_info->fdir_list, fdir_filter, entries);
> > +
> > + return 0;
> > +}
> > +
> > +static inline int
> > +ixgbe_remove_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> > + union ixgbe_atr_input *key)
> > +{
> > + int ret = 0;
>
> Same above.
>
Ok, I will make some change in v3
> > + struct ixgbe_fdir_filter *fdir_filter;
> > +
> > + ret = rte_hash_del_key(fdir_info->hash_handle, key);
> > +
> > + if (ret < 0) {
> > + PMD_DRV_LOG(ERR, "No such fdir filter to delete %d!", ret);
> > + return ret;
> > + }
> > +
> > + fdir_filter = fdir_info->hash_map[ret];
> > + fdir_info->hash_map[ret] = NULL;
> > +
> > + TAILQ_REMOVE(&fdir_info->fdir_list, fdir_filter, entries);
> > + rte_free(fdir_filter);
> > +
> > + return 0;
> > +}
> > +
> > /*
> > * ixgbe_add_del_fdir_filter - add or remove a flow diretor filter.
> > * @dev: pointer to the structure rte_eth_dev @@ -1098,6 +1158,8 @@
> > ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> > struct ixgbe_hw_fdir_info *info =
> > IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data-
> >dev_private);
> > enum rte_fdir_mode fdir_mode = dev->data-
> >dev_conf.fdir_conf.mode;
> > + struct ixgbe_fdir_filter *node;
> > + bool add_node = FALSE;
> >
> > if (fdir_mode == RTE_FDIR_MODE_NONE)
> > return -ENOTSUP;
> > @@ -1148,6 +1210,10 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev
> *dev,
> > dev->data-
> >dev_conf.fdir_conf.pballoc);
> >
> > if (del) {
> > + err = ixgbe_remove_fdir_filter(info, &input);
> > + if (err < 0)
> > + return err;
> > +
> > err = fdir_erase_filter_82599(hw, fdirhash);
> > if (err < 0)
> > PMD_DRV_LOG(ERR, "Fail to delete FDIR filter!");
> @@ -1172,6
> > +1238,37 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> > else
> > return -EINVAL;
> >
> > + node = ixgbe_fdir_filter_lookup(info, &input);
> > + if (node) {
> > + if (update) {
> > + node->fdirflags = fdircmd_flags;
> > + node->fdirhash = fdirhash;
> > + node->queue = queue;
> > + } else {
> > + PMD_DRV_LOG(ERR, "Conflict with existing fdir
> filter!");
> > + return -EINVAL;
> > + }
> > + } else {
> > + add_node = TRUE;
> > + node = rte_zmalloc("ixgbe_fdir",
> > + sizeof(struct ixgbe_fdir_filter),
> > + 0);
> > + if (!node)
> > + return -ENOMEM;
> > + (void)rte_memcpy(&node->ixgbe_fdir,
> > + &input,
> > + sizeof(union ixgbe_atr_input));
> > + node->fdirflags = fdircmd_flags;
> > + node->fdirhash = fdirhash;
> > + node->queue = queue;
> > +
> > + err = ixgbe_insert_fdir_filter(info, node);
> > + if (err < 0) {
> > + rte_free(node);
> > + return err;
> > + }
> > + }
> > +
> > if (is_perfect) {
> > err = fdir_write_perfect_filter_82599(hw, &input, queue,
> > fdircmd_flags, fdirhash,
> > @@ -1180,10 +1277,14 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev
> > *dev,
> > err = fdir_add_signature_filter_82599(hw, &input, queue,
> > fdircmd_flags, fdirhash);
> > }
> > - if (err < 0)
> > + if (err < 0) {
> > PMD_DRV_LOG(ERR, "Fail to add FDIR filter!");
> > - else
> > +
> > + if (add_node)
> > + (void)ixgbe_remove_fdir_filter(info, &input);
> > + } else {
> > PMD_DRV_LOG(DEBUG, "Success to add FDIR filter");
> > + }
> >
> > return err;
> > }
> > --
> > 2.5.5
Hi, Wei Zhao
Would you please do git rebase master for this patch set?
When I do git pull and then git apply this patch, following errors are reported:
[root@dpdk4 dpdk-org]# git am ../patches/bundle-488-zhaowei-ixgbe-filter-api-v2.mbox
Applying: net/ixgbe: store SYN filter
Applying: net/ixgbe: store flow director filter
error: patch failed: drivers/net/ixgbe/ixgbe_ethdev.c:1284
error: drivers/net/ixgbe/ixgbe_ethdev.c: patch does not apply
Patch failed at 0002 net/ixgbe: store flow director filter
The copy of the patch that failed is found in: .git/rebase-apply/patch
When you have resolved this problem, run "git am --continue".
If you prefer to skip this patch, run "git am --skip" instead.
To restore the original branch and stop patching, run "git am --abort".
> -----Original Message-----
> From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Wei Zhao
> Sent: Friday, December 30, 2016 3:53 PM
> To: dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Zhao1, Wei <wei.zhao1@intel.com>
> Subject: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director filter
>
> Add support for storing flow director filter in SW.
>
> Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> ---
>
> v2:
> --add a fdir initialization function in device start process
> ---
> drivers/net/ixgbe/ixgbe_ethdev.c | 55 ++++++++++++++++++++
> drivers/net/ixgbe/ixgbe_ethdev.h | 19 ++++++-
> drivers/net/ixgbe/ixgbe_fdir.c | 105
> ++++++++++++++++++++++++++++++++++++++-
> 3 files changed, 176 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c
> b/drivers/net/ixgbe/ixgbe_ethdev.c
> index 316e560..de27a73 100644
> --- a/drivers/net/ixgbe/ixgbe_ethdev.c
> +++ b/drivers/net/ixgbe/ixgbe_ethdev.c
> @@ -60,6 +60,7 @@
> #include <rte_malloc.h>
> #include <rte_random.h>
> #include <rte_dev.h>
> +#include <rte_hash_crc.h>
>
> #include "ixgbe_logs.h"
> #include "base/ixgbe_api.h"
> @@ -165,6 +166,7 @@ enum ixgbevf_xcast_modes {
>
> static int eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev); static int
> eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev);
> +static int ixgbe_fdir_filter_init(struct rte_eth_dev *eth_dev);
> static int ixgbe_dev_configure(struct rte_eth_dev *dev); static int
> ixgbe_dev_start(struct rte_eth_dev *dev); static void ixgbe_dev_stop(struct
> rte_eth_dev *dev); @@ -1276,6 +1278,9 @@ eth_ixgbe_dev_init(struct
> rte_eth_dev *eth_dev)
>
> /* initialize SYN filter */
> filter_info->syn_info = 0;
> + /* initialize flow director filter list & hash */
> + ixgbe_fdir_filter_init(eth_dev);
> +
> return 0;
> }
>
> @@ -1284,6 +1289,9 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
> {
> struct rte_pci_device *pci_dev;
> struct ixgbe_hw *hw;
> + struct ixgbe_hw_fdir_info *fdir_info =
> + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data->dev_private);
> + struct ixgbe_fdir_filter *fdir_filter;
>
> PMD_INIT_FUNC_TRACE();
>
> @@ -1317,9 +1325,56 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev
> *eth_dev)
> rte_free(eth_dev->data->hash_mac_addrs);
> eth_dev->data->hash_mac_addrs = NULL;
>
> + /* remove all the fdir filters & hash */
> + if (fdir_info->hash_map)
> + rte_free(fdir_info->hash_map);
> + if (fdir_info->hash_handle)
> + rte_hash_free(fdir_info->hash_handle);
> +
> + while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
> + TAILQ_REMOVE(&fdir_info->fdir_list,
> + fdir_filter,
> + entries);
> + rte_free(fdir_filter);
> + }
> +
> return 0;
> }
>
> +static int ixgbe_fdir_filter_init(struct rte_eth_dev *eth_dev) {
> + struct ixgbe_hw_fdir_info *fdir_info =
> + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data->dev_private);
> + char fdir_hash_name[RTE_HASH_NAMESIZE];
> + struct rte_hash_parameters fdir_hash_params = {
> + .name = fdir_hash_name,
> + .entries = IXGBE_MAX_FDIR_FILTER_NUM,
> + .key_len = sizeof(union ixgbe_atr_input),
> + .hash_func = rte_hash_crc,
> + .hash_func_init_val = 0,
> + .socket_id = rte_socket_id(),
> + };
> +
> + TAILQ_INIT(&fdir_info->fdir_list);
> + snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
> + "fdir_%s", eth_dev->data->name);
> + fdir_info->hash_handle = rte_hash_create(&fdir_hash_params);
> + if (!fdir_info->hash_handle) {
> + PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
> + return -EINVAL;
> + }
> + fdir_info->hash_map = rte_zmalloc("ixgbe",
> + sizeof(struct ixgbe_fdir_filter *) *
> + IXGBE_MAX_FDIR_FILTER_NUM,
> + 0);
> + if (!fdir_info->hash_map) {
> + PMD_INIT_LOG(ERR,
> + "Failed to allocate memory for fdir hash map!");
> + return -ENOMEM;
> + }
> +
> + return 0;
> +}
> /*
> * Negotiate mailbox API version with the PF.
> * After reset API version is always set to the basic one (ixgbe_mbox_api_10).
> diff --git a/drivers/net/ixgbe/ixgbe_ethdev.h
> b/drivers/net/ixgbe/ixgbe_ethdev.h
> index 827026c..8310220 100644
> --- a/drivers/net/ixgbe/ixgbe_ethdev.h
> +++ b/drivers/net/ixgbe/ixgbe_ethdev.h
> @@ -38,6 +38,7 @@
> #include "base/ixgbe_dcb_82598.h"
> #include "ixgbe_bypass.h"
> #include <rte_time.h>
> +#include <rte_hash.h>
>
> /* need update link, bit flag */
> #define IXGBE_FLAG_NEED_LINK_UPDATE (uint32_t)(1 << 0) @@ -130,10
> +131,11 @@
> #define IXGBE_MISC_VEC_ID
> RTE_INTR_VEC_ZERO_OFFSET
> #define IXGBE_RX_VEC_START
> RTE_INTR_VEC_RXTX_OFFSET
>
> +#define IXGBE_MAX_FDIR_FILTER_NUM (1024 * 32)
> +
> /*
> * Information about the fdir mode.
> */
> -
> struct ixgbe_hw_fdir_mask {
> uint16_t vlan_tci_mask;
> uint32_t src_ipv4_mask;
> @@ -148,6 +150,17 @@ struct ixgbe_hw_fdir_mask {
> uint8_t tunnel_type_mask;
> };
>
> +struct ixgbe_fdir_filter {
> + TAILQ_ENTRY(ixgbe_fdir_filter) entries;
> + union ixgbe_atr_input ixgbe_fdir; /* key of fdir filter*/
> + uint32_t fdirflags; /* drop or forward */
> + uint32_t fdirhash; /* hash value for fdir */
> + uint8_t queue; /* assigned rx queue */ };
> +
> +/* list of fdir filters */
> +TAILQ_HEAD(ixgbe_fdir_filter_list, ixgbe_fdir_filter);
> +
> struct ixgbe_hw_fdir_info {
> struct ixgbe_hw_fdir_mask mask;
> uint8_t flex_bytes_offset;
> @@ -159,6 +172,10 @@ struct ixgbe_hw_fdir_info {
> uint64_t remove;
> uint64_t f_add;
> uint64_t f_remove;
> + struct ixgbe_fdir_filter_list fdir_list; /* filter list*/
> + /* store the pointers of the filters, index is the hash value. */
> + struct ixgbe_fdir_filter **hash_map;
> + struct rte_hash *hash_handle; /* cuckoo hash handler */
> };
>
> /* structure for interrupt relative data */ diff --git
> a/drivers/net/ixgbe/ixgbe_fdir.c b/drivers/net/ixgbe/ixgbe_fdir.c index
> 4b81ee3..bfcd294 100644
> --- a/drivers/net/ixgbe/ixgbe_fdir.c
> +++ b/drivers/net/ixgbe/ixgbe_fdir.c
> @@ -43,6 +43,7 @@
> #include <rte_pci.h>
> #include <rte_ether.h>
> #include <rte_ethdev.h>
> +#include <rte_malloc.h>
>
> #include "ixgbe_logs.h"
> #include "base/ixgbe_api.h"
> @@ -1075,6 +1076,65 @@ fdir_erase_filter_82599(struct ixgbe_hw *hw,
> uint32_t fdirhash)
>
> }
>
> +static inline struct ixgbe_fdir_filter *
> +ixgbe_fdir_filter_lookup(struct ixgbe_hw_fdir_info *fdir_info,
> + union ixgbe_atr_input *key)
> +{
> + int ret = 0;
> +
> + ret = rte_hash_lookup(fdir_info->hash_handle, (const void *)key);
> + if (ret < 0)
> + return NULL;
> +
> + return fdir_info->hash_map[ret];
> +}
> +
> +static inline int
> +ixgbe_insert_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> + struct ixgbe_fdir_filter *fdir_filter) {
> + int ret = 0;
> +
> + ret = rte_hash_add_key(fdir_info->hash_handle,
> + &fdir_filter->ixgbe_fdir);
> +
> + if (ret < 0) {
> + PMD_DRV_LOG(ERR,
> + "Failed to insert fdir filter to hash table %d!",
> + ret);
> + return ret;
> + }
> +
> + fdir_info->hash_map[ret] = fdir_filter;
> +
> + TAILQ_INSERT_TAIL(&fdir_info->fdir_list, fdir_filter, entries);
> +
> + return 0;
> +}
> +
> +static inline int
> +ixgbe_remove_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> + union ixgbe_atr_input *key)
> +{
> + int ret = 0;
> + struct ixgbe_fdir_filter *fdir_filter;
> +
> + ret = rte_hash_del_key(fdir_info->hash_handle, key);
> +
> + if (ret < 0) {
> + PMD_DRV_LOG(ERR, "No such fdir filter to delete %d!", ret);
> + return ret;
> + }
> +
> + fdir_filter = fdir_info->hash_map[ret];
> + fdir_info->hash_map[ret] = NULL;
> +
> + TAILQ_REMOVE(&fdir_info->fdir_list, fdir_filter, entries);
> + rte_free(fdir_filter);
> +
> + return 0;
> +}
> +
> /*
> * ixgbe_add_del_fdir_filter - add or remove a flow diretor filter.
> * @dev: pointer to the structure rte_eth_dev @@ -1098,6 +1158,8 @@
> ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> struct ixgbe_hw_fdir_info *info =
> IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
> enum rte_fdir_mode fdir_mode = dev->data->dev_conf.fdir_conf.mode;
> + struct ixgbe_fdir_filter *node;
> + bool add_node = FALSE;
>
> if (fdir_mode == RTE_FDIR_MODE_NONE)
> return -ENOTSUP;
> @@ -1148,6 +1210,10 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> dev->data->dev_conf.fdir_conf.pballoc);
>
> if (del) {
> + err = ixgbe_remove_fdir_filter(info, &input);
> + if (err < 0)
> + return err;
> +
> err = fdir_erase_filter_82599(hw, fdirhash);
> if (err < 0)
> PMD_DRV_LOG(ERR, "Fail to delete FDIR filter!"); @@ -1172,6
> +1238,37 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> else
> return -EINVAL;
>
> + node = ixgbe_fdir_filter_lookup(info, &input);
> + if (node) {
> + if (update) {
> + node->fdirflags = fdircmd_flags;
> + node->fdirhash = fdirhash;
> + node->queue = queue;
> + } else {
> + PMD_DRV_LOG(ERR, "Conflict with existing fdir filter!");
> + return -EINVAL;
> + }
> + } else {
> + add_node = TRUE;
> + node = rte_zmalloc("ixgbe_fdir",
> + sizeof(struct ixgbe_fdir_filter),
> + 0);
> + if (!node)
> + return -ENOMEM;
> + (void)rte_memcpy(&node->ixgbe_fdir,
> + &input,
> + sizeof(union ixgbe_atr_input));
> + node->fdirflags = fdircmd_flags;
> + node->fdirhash = fdirhash;
> + node->queue = queue;
> +
> + err = ixgbe_insert_fdir_filter(info, node);
> + if (err < 0) {
> + rte_free(node);
> + return err;
> + }
> + }
> +
> if (is_perfect) {
> err = fdir_write_perfect_filter_82599(hw, &input, queue,
> fdircmd_flags, fdirhash,
> @@ -1180,10 +1277,14 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev
> *dev,
> err = fdir_add_signature_filter_82599(hw, &input, queue,
> fdircmd_flags, fdirhash);
> }
> - if (err < 0)
> + if (err < 0) {
> PMD_DRV_LOG(ERR, "Fail to add FDIR filter!");
> - else
> +
> + if (add_node)
> + (void)ixgbe_remove_fdir_filter(info, &input);
> + } else {
> PMD_DRV_LOG(DEBUG, "Success to add FDIR filter");
> + }
>
> return err;
> }
> --
> 2.5.5
Hi, weid
> -----Original Message-----
> From: Dai, Wei
> Sent: Tuesday, January 3, 2017 10:28 PM
> To: Zhao1, Wei <wei.zhao1@intel.com>; dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Zhao1, Wei
> <wei.zhao1@intel.com>
> Subject: RE: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director filter
>
> Hi, Wei Zhao
>
> Would you please do git rebase master for this patch set?
> When I do git pull and then git apply this patch, following errors are reported:
> [root@dpdk4 dpdk-org]# git am ../patches/bundle-488-zhaowei-ixgbe-filter-
> api-v2.mbox
>
This patch is based on dpdk_next_net lib.
> Applying: net/ixgbe: store SYN filter
> Applying: net/ixgbe: store flow director filter
> error: patch failed: drivers/net/ixgbe/ixgbe_ethdev.c:1284
> error: drivers/net/ixgbe/ixgbe_ethdev.c: patch does not apply Patch failed at
> 0002 net/ixgbe: store flow director filter The copy of the patch that failed is
> found in: .git/rebase-apply/patch When you have resolved this problem, run
> "git am --continue".
> If you prefer to skip this patch, run "git am --skip" instead.
> To restore the original branch and stop patching, run "git am --abort".
>
> > -----Original Message-----
> > From: dev [mailto:dev-bounces@dpdk.org] On Behalf Of Wei Zhao
> > Sent: Friday, December 30, 2016 3:53 PM
> > To: dev@dpdk.org
> > Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>; Zhao1, Wei
> > <wei.zhao1@intel.com>
> > Subject: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director
> > filter
> >
> > Add support for storing flow director filter in SW.
> >
> > Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> > Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> > ---
> >
> > v2:
> > --add a fdir initialization function in device start process
> > ---
> > drivers/net/ixgbe/ixgbe_ethdev.c | 55 ++++++++++++++++++++
> > drivers/net/ixgbe/ixgbe_ethdev.h | 19 ++++++-
> > drivers/net/ixgbe/ixgbe_fdir.c | 105
> > ++++++++++++++++++++++++++++++++++++++-
> > 3 files changed, 176 insertions(+), 3 deletions(-)
> >
> > diff --git a/drivers/net/ixgbe/ixgbe_ethdev.c
> > b/drivers/net/ixgbe/ixgbe_ethdev.c
> > index 316e560..de27a73 100644
> > --- a/drivers/net/ixgbe/ixgbe_ethdev.c
> > +++ b/drivers/net/ixgbe/ixgbe_ethdev.c
> > @@ -60,6 +60,7 @@
> > #include <rte_malloc.h>
> > #include <rte_random.h>
> > #include <rte_dev.h>
> > +#include <rte_hash_crc.h>
> >
> > #include "ixgbe_logs.h"
> > #include "base/ixgbe_api.h"
> > @@ -165,6 +166,7 @@ enum ixgbevf_xcast_modes {
> >
> > static int eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev); static
> > int eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev);
> > +static int ixgbe_fdir_filter_init(struct rte_eth_dev *eth_dev);
> > static int ixgbe_dev_configure(struct rte_eth_dev *dev); static int
> > ixgbe_dev_start(struct rte_eth_dev *dev); static void
> > ixgbe_dev_stop(struct rte_eth_dev *dev); @@ -1276,6 +1278,9 @@
> > eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev)
> >
> > /* initialize SYN filter */
> > filter_info->syn_info = 0;
> > + /* initialize flow director filter list & hash */
> > + ixgbe_fdir_filter_init(eth_dev);
> > +
> > return 0;
> > }
> >
> > @@ -1284,6 +1289,9 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev
> > *eth_dev) {
> > struct rte_pci_device *pci_dev;
> > struct ixgbe_hw *hw;
> > + struct ixgbe_hw_fdir_info *fdir_info =
> > + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data-
> >dev_private);
> > + struct ixgbe_fdir_filter *fdir_filter;
> >
> > PMD_INIT_FUNC_TRACE();
> >
> > @@ -1317,9 +1325,56 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev
> > *eth_dev)
> > rte_free(eth_dev->data->hash_mac_addrs);
> > eth_dev->data->hash_mac_addrs = NULL;
> >
> > + /* remove all the fdir filters & hash */
> > + if (fdir_info->hash_map)
> > + rte_free(fdir_info->hash_map);
> > + if (fdir_info->hash_handle)
> > + rte_hash_free(fdir_info->hash_handle);
> > +
> > + while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
> > + TAILQ_REMOVE(&fdir_info->fdir_list,
> > + fdir_filter,
> > + entries);
> > + rte_free(fdir_filter);
> > + }
> > +
> > return 0;
> > }
> >
> > +static int ixgbe_fdir_filter_init(struct rte_eth_dev *eth_dev) {
> > + struct ixgbe_hw_fdir_info *fdir_info =
> > + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data-
> >dev_private);
> > + char fdir_hash_name[RTE_HASH_NAMESIZE];
> > + struct rte_hash_parameters fdir_hash_params = {
> > + .name = fdir_hash_name,
> > + .entries = IXGBE_MAX_FDIR_FILTER_NUM,
> > + .key_len = sizeof(union ixgbe_atr_input),
> > + .hash_func = rte_hash_crc,
> > + .hash_func_init_val = 0,
> > + .socket_id = rte_socket_id(),
> > + };
> > +
> > + TAILQ_INIT(&fdir_info->fdir_list);
> > + snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
> > + "fdir_%s", eth_dev->data->name);
> > + fdir_info->hash_handle = rte_hash_create(&fdir_hash_params);
> > + if (!fdir_info->hash_handle) {
> > + PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
> > + return -EINVAL;
> > + }
> > + fdir_info->hash_map = rte_zmalloc("ixgbe",
> > + sizeof(struct ixgbe_fdir_filter *) *
> > + IXGBE_MAX_FDIR_FILTER_NUM,
> > + 0);
> > + if (!fdir_info->hash_map) {
> > + PMD_INIT_LOG(ERR,
> > + "Failed to allocate memory for fdir hash map!");
> > + return -ENOMEM;
> > + }
> > +
> > + return 0;
> > +}
> > /*
> > * Negotiate mailbox API version with the PF.
> > * After reset API version is always set to the basic one
> (ixgbe_mbox_api_10).
> > diff --git a/drivers/net/ixgbe/ixgbe_ethdev.h
> > b/drivers/net/ixgbe/ixgbe_ethdev.h
> > index 827026c..8310220 100644
> > --- a/drivers/net/ixgbe/ixgbe_ethdev.h
> > +++ b/drivers/net/ixgbe/ixgbe_ethdev.h
> > @@ -38,6 +38,7 @@
> > #include "base/ixgbe_dcb_82598.h"
> > #include "ixgbe_bypass.h"
> > #include <rte_time.h>
> > +#include <rte_hash.h>
> >
> > /* need update link, bit flag */
> > #define IXGBE_FLAG_NEED_LINK_UPDATE (uint32_t)(1 << 0) @@ -130,10
> > +131,11 @@
> > #define IXGBE_MISC_VEC_ID
> > RTE_INTR_VEC_ZERO_OFFSET
> > #define IXGBE_RX_VEC_START
> > RTE_INTR_VEC_RXTX_OFFSET
> >
> > +#define IXGBE_MAX_FDIR_FILTER_NUM (1024 * 32)
> > +
> > /*
> > * Information about the fdir mode.
> > */
> > -
> > struct ixgbe_hw_fdir_mask {
> > uint16_t vlan_tci_mask;
> > uint32_t src_ipv4_mask;
> > @@ -148,6 +150,17 @@ struct ixgbe_hw_fdir_mask {
> > uint8_t tunnel_type_mask;
> > };
> >
> > +struct ixgbe_fdir_filter {
> > + TAILQ_ENTRY(ixgbe_fdir_filter) entries;
> > + union ixgbe_atr_input ixgbe_fdir; /* key of fdir filter*/
> > + uint32_t fdirflags; /* drop or forward */
> > + uint32_t fdirhash; /* hash value for fdir */
> > + uint8_t queue; /* assigned rx queue */ };
> > +
> > +/* list of fdir filters */
> > +TAILQ_HEAD(ixgbe_fdir_filter_list, ixgbe_fdir_filter);
> > +
> > struct ixgbe_hw_fdir_info {
> > struct ixgbe_hw_fdir_mask mask;
> > uint8_t flex_bytes_offset;
> > @@ -159,6 +172,10 @@ struct ixgbe_hw_fdir_info {
> > uint64_t remove;
> > uint64_t f_add;
> > uint64_t f_remove;
> > + struct ixgbe_fdir_filter_list fdir_list; /* filter list*/
> > + /* store the pointers of the filters, index is the hash value. */
> > + struct ixgbe_fdir_filter **hash_map;
> > + struct rte_hash *hash_handle; /* cuckoo hash handler */
> > };
> >
> > /* structure for interrupt relative data */ diff --git
> > a/drivers/net/ixgbe/ixgbe_fdir.c b/drivers/net/ixgbe/ixgbe_fdir.c
> > index
> > 4b81ee3..bfcd294 100644
> > --- a/drivers/net/ixgbe/ixgbe_fdir.c
> > +++ b/drivers/net/ixgbe/ixgbe_fdir.c
> > @@ -43,6 +43,7 @@
> > #include <rte_pci.h>
> > #include <rte_ether.h>
> > #include <rte_ethdev.h>
> > +#include <rte_malloc.h>
> >
> > #include "ixgbe_logs.h"
> > #include "base/ixgbe_api.h"
> > @@ -1075,6 +1076,65 @@ fdir_erase_filter_82599(struct ixgbe_hw *hw,
> > uint32_t fdirhash)
> >
> > }
> >
> > +static inline struct ixgbe_fdir_filter *
> > +ixgbe_fdir_filter_lookup(struct ixgbe_hw_fdir_info *fdir_info,
> > + union ixgbe_atr_input *key)
> > +{
> > + int ret = 0;
> > +
> > + ret = rte_hash_lookup(fdir_info->hash_handle, (const void *)key);
> > + if (ret < 0)
> > + return NULL;
> > +
> > + return fdir_info->hash_map[ret];
> > +}
> > +
> > +static inline int
> > +ixgbe_insert_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> > + struct ixgbe_fdir_filter *fdir_filter) {
> > + int ret = 0;
> > +
> > + ret = rte_hash_add_key(fdir_info->hash_handle,
> > + &fdir_filter->ixgbe_fdir);
> > +
> > + if (ret < 0) {
> > + PMD_DRV_LOG(ERR,
> > + "Failed to insert fdir filter to hash table %d!",
> > + ret);
> > + return ret;
> > + }
> > +
> > + fdir_info->hash_map[ret] = fdir_filter;
> > +
> > + TAILQ_INSERT_TAIL(&fdir_info->fdir_list, fdir_filter, entries);
> > +
> > + return 0;
> > +}
> > +
> > +static inline int
> > +ixgbe_remove_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
> > + union ixgbe_atr_input *key)
> > +{
> > + int ret = 0;
> > + struct ixgbe_fdir_filter *fdir_filter;
> > +
> > + ret = rte_hash_del_key(fdir_info->hash_handle, key);
> > +
> > + if (ret < 0) {
> > + PMD_DRV_LOG(ERR, "No such fdir filter to delete %d!", ret);
> > + return ret;
> > + }
> > +
> > + fdir_filter = fdir_info->hash_map[ret];
> > + fdir_info->hash_map[ret] = NULL;
> > +
> > + TAILQ_REMOVE(&fdir_info->fdir_list, fdir_filter, entries);
> > + rte_free(fdir_filter);
> > +
> > + return 0;
> > +}
> > +
> > /*
> > * ixgbe_add_del_fdir_filter - add or remove a flow diretor filter.
> > * @dev: pointer to the structure rte_eth_dev @@ -1098,6 +1158,8 @@
> > ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> > struct ixgbe_hw_fdir_info *info =
> > IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data-
> >dev_private);
> > enum rte_fdir_mode fdir_mode = dev->data-
> >dev_conf.fdir_conf.mode;
> > + struct ixgbe_fdir_filter *node;
> > + bool add_node = FALSE;
> >
> > if (fdir_mode == RTE_FDIR_MODE_NONE)
> > return -ENOTSUP;
> > @@ -1148,6 +1210,10 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev
> *dev,
> > dev->data-
> >dev_conf.fdir_conf.pballoc);
> >
> > if (del) {
> > + err = ixgbe_remove_fdir_filter(info, &input);
> > + if (err < 0)
> > + return err;
> > +
> > err = fdir_erase_filter_82599(hw, fdirhash);
> > if (err < 0)
> > PMD_DRV_LOG(ERR, "Fail to delete FDIR filter!");
> @@ -1172,6
> > +1238,37 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
> > else
> > return -EINVAL;
> >
> > + node = ixgbe_fdir_filter_lookup(info, &input);
> > + if (node) {
> > + if (update) {
> > + node->fdirflags = fdircmd_flags;
> > + node->fdirhash = fdirhash;
> > + node->queue = queue;
> > + } else {
> > + PMD_DRV_LOG(ERR, "Conflict with existing fdir
> filter!");
> > + return -EINVAL;
> > + }
> > + } else {
> > + add_node = TRUE;
> > + node = rte_zmalloc("ixgbe_fdir",
> > + sizeof(struct ixgbe_fdir_filter),
> > + 0);
> > + if (!node)
> > + return -ENOMEM;
> > + (void)rte_memcpy(&node->ixgbe_fdir,
> > + &input,
> > + sizeof(union ixgbe_atr_input));
> > + node->fdirflags = fdircmd_flags;
> > + node->fdirhash = fdirhash;
> > + node->queue = queue;
> > +
> > + err = ixgbe_insert_fdir_filter(info, node);
> > + if (err < 0) {
> > + rte_free(node);
> > + return err;
> > + }
> > + }
> > +
> > if (is_perfect) {
> > err = fdir_write_perfect_filter_82599(hw, &input, queue,
> > fdircmd_flags, fdirhash,
> > @@ -1180,10 +1277,14 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev
> > *dev,
> > err = fdir_add_signature_filter_82599(hw, &input, queue,
> > fdircmd_flags, fdirhash);
> > }
> > - if (err < 0)
> > + if (err < 0) {
> > PMD_DRV_LOG(ERR, "Fail to add FDIR filter!");
> > - else
> > +
> > + if (add_node)
> > + (void)ixgbe_remove_fdir_filter(info, &input);
> > + } else {
> > PMD_DRV_LOG(DEBUG, "Success to add FDIR filter");
> > + }
> >
> > return err;
> > }
> > --
> > 2.5.5
On 12/30/2016 7:52 AM, Wei Zhao wrote:
> Add support for storing flow director filter in SW.
>
> Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> ---
>
> v2:
> --add a fdir initialization function in device start process
> ---
<...>
> @@ -1276,6 +1278,9 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev)
>
> /* initialize SYN filter */
> filter_info->syn_info = 0;
> + /* initialize flow director filter list & hash */
> + ixgbe_fdir_filter_init(eth_dev);
> +
> return 0;
> }
>
> @@ -1284,6 +1289,9 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
> {
> struct rte_pci_device *pci_dev;
> struct ixgbe_hw *hw;
> + struct ixgbe_hw_fdir_info *fdir_info =
> + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data->dev_private);
> + struct ixgbe_fdir_filter *fdir_filter;
>
> PMD_INIT_FUNC_TRACE();
>
> @@ -1317,9 +1325,56 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
> rte_free(eth_dev->data->hash_mac_addrs);
> eth_dev->data->hash_mac_addrs = NULL;
>
> + /* remove all the fdir filters & hash */
> + if (fdir_info->hash_map)
> + rte_free(fdir_info->hash_map);
> + if (fdir_info->hash_handle)
> + rte_hash_free(fdir_info->hash_handle);
> +
> + while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
> + TAILQ_REMOVE(&fdir_info->fdir_list,
> + fdir_filter,
> + entries);
> + rte_free(fdir_filter);
> + }
> +
What do you think extracting these into a function as done in init() ?
<...>
Hi, yigit
> -----Original Message-----
> From: Yigit, Ferruh
> Sent: Saturday, January 7, 2017 12:31 AM
> To: Zhao1, Wei <wei.zhao1@intel.com>; dev@dpdk.org
> Cc: Lu, Wenzhuo <wenzhuo.lu@intel.com>
> Subject: Re: [dpdk-dev] [PATCH v2 02/18] net/ixgbe: store flow director filter
>
> On 12/30/2016 7:52 AM, Wei Zhao wrote:
> > Add support for storing flow director filter in SW.
> >
> > Signed-off-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
> > Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
> > ---
> >
> > v2:
> > --add a fdir initialization function in device start process
> > ---
> <...>
> > @@ -1276,6 +1278,9 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev)
> >
> > /* initialize SYN filter */
> > filter_info->syn_info = 0;
> > + /* initialize flow director filter list & hash */
> > + ixgbe_fdir_filter_init(eth_dev);
> > +
> > return 0;
> > }
> >
> > @@ -1284,6 +1289,9 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev
> > *eth_dev) {
> > struct rte_pci_device *pci_dev;
> > struct ixgbe_hw *hw;
> > + struct ixgbe_hw_fdir_info *fdir_info =
> > + IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data-
> >dev_private);
> > + struct ixgbe_fdir_filter *fdir_filter;
> >
> > PMD_INIT_FUNC_TRACE();
> >
> > @@ -1317,9 +1325,56 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev
> *eth_dev)
> > rte_free(eth_dev->data->hash_mac_addrs);
> > eth_dev->data->hash_mac_addrs = NULL;
> >
> > + /* remove all the fdir filters & hash */
> > + if (fdir_info->hash_map)
> > + rte_free(fdir_info->hash_map);
> > + if (fdir_info->hash_handle)
> > + rte_hash_free(fdir_info->hash_handle);
> > +
> > + while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
> > + TAILQ_REMOVE(&fdir_info->fdir_list,
> > + fdir_filter,
> > + entries);
> > + rte_free(fdir_filter);
> > + }
> > +
>
> What do you think extracting these into a function as done in init() ?
>
> <...>
Ok , I will do as your suggestion.
@@ -60,6 +60,7 @@
#include <rte_malloc.h>
#include <rte_random.h>
#include <rte_dev.h>
+#include <rte_hash_crc.h>
#include "ixgbe_logs.h"
#include "base/ixgbe_api.h"
@@ -165,6 +166,7 @@ enum ixgbevf_xcast_modes {
static int eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev);
static int eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev);
+static int ixgbe_fdir_filter_init(struct rte_eth_dev *eth_dev);
static int ixgbe_dev_configure(struct rte_eth_dev *dev);
static int ixgbe_dev_start(struct rte_eth_dev *dev);
static void ixgbe_dev_stop(struct rte_eth_dev *dev);
@@ -1276,6 +1278,9 @@ eth_ixgbe_dev_init(struct rte_eth_dev *eth_dev)
/* initialize SYN filter */
filter_info->syn_info = 0;
+ /* initialize flow director filter list & hash */
+ ixgbe_fdir_filter_init(eth_dev);
+
return 0;
}
@@ -1284,6 +1289,9 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
{
struct rte_pci_device *pci_dev;
struct ixgbe_hw *hw;
+ struct ixgbe_hw_fdir_info *fdir_info =
+ IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data->dev_private);
+ struct ixgbe_fdir_filter *fdir_filter;
PMD_INIT_FUNC_TRACE();
@@ -1317,9 +1325,56 @@ eth_ixgbe_dev_uninit(struct rte_eth_dev *eth_dev)
rte_free(eth_dev->data->hash_mac_addrs);
eth_dev->data->hash_mac_addrs = NULL;
+ /* remove all the fdir filters & hash */
+ if (fdir_info->hash_map)
+ rte_free(fdir_info->hash_map);
+ if (fdir_info->hash_handle)
+ rte_hash_free(fdir_info->hash_handle);
+
+ while ((fdir_filter = TAILQ_FIRST(&fdir_info->fdir_list))) {
+ TAILQ_REMOVE(&fdir_info->fdir_list,
+ fdir_filter,
+ entries);
+ rte_free(fdir_filter);
+ }
+
return 0;
}
+static int ixgbe_fdir_filter_init(struct rte_eth_dev *eth_dev)
+{
+ struct ixgbe_hw_fdir_info *fdir_info =
+ IXGBE_DEV_PRIVATE_TO_FDIR_INFO(eth_dev->data->dev_private);
+ char fdir_hash_name[RTE_HASH_NAMESIZE];
+ struct rte_hash_parameters fdir_hash_params = {
+ .name = fdir_hash_name,
+ .entries = IXGBE_MAX_FDIR_FILTER_NUM,
+ .key_len = sizeof(union ixgbe_atr_input),
+ .hash_func = rte_hash_crc,
+ .hash_func_init_val = 0,
+ .socket_id = rte_socket_id(),
+ };
+
+ TAILQ_INIT(&fdir_info->fdir_list);
+ snprintf(fdir_hash_name, RTE_HASH_NAMESIZE,
+ "fdir_%s", eth_dev->data->name);
+ fdir_info->hash_handle = rte_hash_create(&fdir_hash_params);
+ if (!fdir_info->hash_handle) {
+ PMD_INIT_LOG(ERR, "Failed to create fdir hash table!");
+ return -EINVAL;
+ }
+ fdir_info->hash_map = rte_zmalloc("ixgbe",
+ sizeof(struct ixgbe_fdir_filter *) *
+ IXGBE_MAX_FDIR_FILTER_NUM,
+ 0);
+ if (!fdir_info->hash_map) {
+ PMD_INIT_LOG(ERR,
+ "Failed to allocate memory for fdir hash map!");
+ return -ENOMEM;
+ }
+
+ return 0;
+}
/*
* Negotiate mailbox API version with the PF.
* After reset API version is always set to the basic one (ixgbe_mbox_api_10).
@@ -38,6 +38,7 @@
#include "base/ixgbe_dcb_82598.h"
#include "ixgbe_bypass.h"
#include <rte_time.h>
+#include <rte_hash.h>
/* need update link, bit flag */
#define IXGBE_FLAG_NEED_LINK_UPDATE (uint32_t)(1 << 0)
@@ -130,10 +131,11 @@
#define IXGBE_MISC_VEC_ID RTE_INTR_VEC_ZERO_OFFSET
#define IXGBE_RX_VEC_START RTE_INTR_VEC_RXTX_OFFSET
+#define IXGBE_MAX_FDIR_FILTER_NUM (1024 * 32)
+
/*
* Information about the fdir mode.
*/
-
struct ixgbe_hw_fdir_mask {
uint16_t vlan_tci_mask;
uint32_t src_ipv4_mask;
@@ -148,6 +150,17 @@ struct ixgbe_hw_fdir_mask {
uint8_t tunnel_type_mask;
};
+struct ixgbe_fdir_filter {
+ TAILQ_ENTRY(ixgbe_fdir_filter) entries;
+ union ixgbe_atr_input ixgbe_fdir; /* key of fdir filter*/
+ uint32_t fdirflags; /* drop or forward */
+ uint32_t fdirhash; /* hash value for fdir */
+ uint8_t queue; /* assigned rx queue */
+};
+
+/* list of fdir filters */
+TAILQ_HEAD(ixgbe_fdir_filter_list, ixgbe_fdir_filter);
+
struct ixgbe_hw_fdir_info {
struct ixgbe_hw_fdir_mask mask;
uint8_t flex_bytes_offset;
@@ -159,6 +172,10 @@ struct ixgbe_hw_fdir_info {
uint64_t remove;
uint64_t f_add;
uint64_t f_remove;
+ struct ixgbe_fdir_filter_list fdir_list; /* filter list*/
+ /* store the pointers of the filters, index is the hash value. */
+ struct ixgbe_fdir_filter **hash_map;
+ struct rte_hash *hash_handle; /* cuckoo hash handler */
};
/* structure for interrupt relative data */
@@ -43,6 +43,7 @@
#include <rte_pci.h>
#include <rte_ether.h>
#include <rte_ethdev.h>
+#include <rte_malloc.h>
#include "ixgbe_logs.h"
#include "base/ixgbe_api.h"
@@ -1075,6 +1076,65 @@ fdir_erase_filter_82599(struct ixgbe_hw *hw, uint32_t fdirhash)
}
+static inline struct ixgbe_fdir_filter *
+ixgbe_fdir_filter_lookup(struct ixgbe_hw_fdir_info *fdir_info,
+ union ixgbe_atr_input *key)
+{
+ int ret = 0;
+
+ ret = rte_hash_lookup(fdir_info->hash_handle, (const void *)key);
+ if (ret < 0)
+ return NULL;
+
+ return fdir_info->hash_map[ret];
+}
+
+static inline int
+ixgbe_insert_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
+ struct ixgbe_fdir_filter *fdir_filter)
+{
+ int ret = 0;
+
+ ret = rte_hash_add_key(fdir_info->hash_handle,
+ &fdir_filter->ixgbe_fdir);
+
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR,
+ "Failed to insert fdir filter to hash table %d!",
+ ret);
+ return ret;
+ }
+
+ fdir_info->hash_map[ret] = fdir_filter;
+
+ TAILQ_INSERT_TAIL(&fdir_info->fdir_list, fdir_filter, entries);
+
+ return 0;
+}
+
+static inline int
+ixgbe_remove_fdir_filter(struct ixgbe_hw_fdir_info *fdir_info,
+ union ixgbe_atr_input *key)
+{
+ int ret = 0;
+ struct ixgbe_fdir_filter *fdir_filter;
+
+ ret = rte_hash_del_key(fdir_info->hash_handle, key);
+
+ if (ret < 0) {
+ PMD_DRV_LOG(ERR, "No such fdir filter to delete %d!", ret);
+ return ret;
+ }
+
+ fdir_filter = fdir_info->hash_map[ret];
+ fdir_info->hash_map[ret] = NULL;
+
+ TAILQ_REMOVE(&fdir_info->fdir_list, fdir_filter, entries);
+ rte_free(fdir_filter);
+
+ return 0;
+}
+
/*
* ixgbe_add_del_fdir_filter - add or remove a flow diretor filter.
* @dev: pointer to the structure rte_eth_dev
@@ -1098,6 +1158,8 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
struct ixgbe_hw_fdir_info *info =
IXGBE_DEV_PRIVATE_TO_FDIR_INFO(dev->data->dev_private);
enum rte_fdir_mode fdir_mode = dev->data->dev_conf.fdir_conf.mode;
+ struct ixgbe_fdir_filter *node;
+ bool add_node = FALSE;
if (fdir_mode == RTE_FDIR_MODE_NONE)
return -ENOTSUP;
@@ -1148,6 +1210,10 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
dev->data->dev_conf.fdir_conf.pballoc);
if (del) {
+ err = ixgbe_remove_fdir_filter(info, &input);
+ if (err < 0)
+ return err;
+
err = fdir_erase_filter_82599(hw, fdirhash);
if (err < 0)
PMD_DRV_LOG(ERR, "Fail to delete FDIR filter!");
@@ -1172,6 +1238,37 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
else
return -EINVAL;
+ node = ixgbe_fdir_filter_lookup(info, &input);
+ if (node) {
+ if (update) {
+ node->fdirflags = fdircmd_flags;
+ node->fdirhash = fdirhash;
+ node->queue = queue;
+ } else {
+ PMD_DRV_LOG(ERR, "Conflict with existing fdir filter!");
+ return -EINVAL;
+ }
+ } else {
+ add_node = TRUE;
+ node = rte_zmalloc("ixgbe_fdir",
+ sizeof(struct ixgbe_fdir_filter),
+ 0);
+ if (!node)
+ return -ENOMEM;
+ (void)rte_memcpy(&node->ixgbe_fdir,
+ &input,
+ sizeof(union ixgbe_atr_input));
+ node->fdirflags = fdircmd_flags;
+ node->fdirhash = fdirhash;
+ node->queue = queue;
+
+ err = ixgbe_insert_fdir_filter(info, node);
+ if (err < 0) {
+ rte_free(node);
+ return err;
+ }
+ }
+
if (is_perfect) {
err = fdir_write_perfect_filter_82599(hw, &input, queue,
fdircmd_flags, fdirhash,
@@ -1180,10 +1277,14 @@ ixgbe_add_del_fdir_filter(struct rte_eth_dev *dev,
err = fdir_add_signature_filter_82599(hw, &input, queue,
fdircmd_flags, fdirhash);
}
- if (err < 0)
+ if (err < 0) {
PMD_DRV_LOG(ERR, "Fail to add FDIR filter!");
- else
+
+ if (add_node)
+ (void)ixgbe_remove_fdir_filter(info, &input);
+ } else {
PMD_DRV_LOG(DEBUG, "Success to add FDIR filter");
+ }
return err;
}