[dpdk-dev] [PATCH v3 1/5] net/i40e: add pipeline personalization profile processing

Xing, Beilei beilei.xing at intel.com
Fri Mar 24 03:01:29 CET 2017


Hi Bernard,

> -----Original Message-----
> From: Iremonger, Bernard
> Sent: Thursday, March 23, 2017 10:50 PM
> To: Xing, Beilei <beilei.xing at intel.com>; Wu, Jingjing <jingjing.wu at intel.com>
> Cc: Zhang, Helin <helin.zhang at intel.com>; dev at dpdk.org
> Subject: RE: [dpdk-dev] [PATCH v3 1/5] net/i40e: add pipeline
> personalization profile processing
> 
> Hi Beilei,
> 
> > -----Original Message-----
> > From: dev [mailto:dev-bounces at dpdk.org] On Behalf Of Beilei Xing
> > Sent: Thursday, March 23, 2017 10:02 AM
> > To: Wu, Jingjing <jingjing.wu at intel.com>
> > Cc: Zhang, Helin <helin.zhang at intel.com>; dev at dpdk.org
> > Subject: [dpdk-dev] [PATCH v3 1/5] net/i40e: add pipeline
> > personalization profile processing
> >
> > Add support for adding or removing a pipeline personalization profile
> > package.
> >
> > Signed-off-by: Beilei Xing <beilei.xing at intel.com>
> > ---
> >  app/test-pmd/cmdline.c                    |   1 +
> >  drivers/net/i40e/i40e_ethdev.c            | 200
> > ++++++++++++++++++++++++++++++
> >  drivers/net/i40e/i40e_ethdev.h            |   5 +
> >  drivers/net/i40e/rte_pmd_i40e.h           |  21 ++++
> >  drivers/net/i40e/rte_pmd_i40e_version.map |   6 +
> >  5 files changed, 233 insertions(+)
> >
> > diff --git a/app/test-pmd/cmdline.c b/app/test-pmd/cmdline.c index
> > 47f935d..6e0625d 100644
> > --- a/app/test-pmd/cmdline.c
> > +++ b/app/test-pmd/cmdline.c
> > @@ -37,6 +37,7 @@
> >  #include <stdio.h>
> >  #include <stdint.h>
> >  #include <stdarg.h>
> > +#include <stdbool.h>
> >  #include <string.h>
> >  #include <termios.h>
> >  #include <unistd.h>
> > diff --git a/drivers/net/i40e/i40e_ethdev.c
> > b/drivers/net/i40e/i40e_ethdev.c index 3702214..7aff9a3 100644
> > --- a/drivers/net/i40e/i40e_ethdev.c
> > +++ b/drivers/net/i40e/i40e_ethdev.c
> > @@ -11259,3 +11259,203 @@ rte_pmd_i40e_reset_vf_stats(uint8_t port,
> >
> >  	return 0;
> >  }
> > +
> > +static void
> > +i40e_generate_profile_info_sec(char *name, struct i40e_ppp_version
> > *version,
> > +			       uint32_t track_id, uint8_t *profile_info_sec,
> > +			       bool add)
> > +{
> > +	struct i40e_profile_section_header *sec = NULL;
> > +	struct i40e_profile_info *pinfo;
> > +
> > +	sec = (struct i40e_profile_section_header *)profile_info_sec;
> > +	sec->tbl_size = 1;
> > +	sec->data_end = sizeof(struct i40e_profile_section_header) +
> > +		sizeof(struct i40e_profile_info);
> > +	sec->section.type = SECTION_TYPE_INFO;
> > +	sec->section.offset = sizeof(struct i40e_profile_section_header);
> > +	sec->section.size = sizeof(struct i40e_profile_info);
> > +	pinfo = (struct i40e_profile_info *)(profile_info_sec +
> > +					     sec->section.offset);
> > +	pinfo->track_id = track_id;
> > +	memcpy(pinfo->name, name, I40E_PPP_NAME_SIZE);
> > +	memcpy(&pinfo->version, version, sizeof(struct i40e_ppp_version));
> > +	if (add)
> > +		pinfo->op = I40E_PPP_ADD_TRACKID;
> > +	else
> > +		pinfo->op = I40E_PPP_REMOVE_TRACKID; }
> > +
> > +static enum i40e_status_code
> > +i40e_add_rm_profile_info(struct i40e_hw *hw, uint8_t
> > +*profile_info_sec) {
> > +	enum i40e_status_code status = I40E_SUCCESS;
> > +	struct i40e_profile_section_header *sec;
> > +	uint32_t track_id;
> > +	uint32_t offset = 0, info = 0;
> > +
> > +	sec = (struct i40e_profile_section_header *)profile_info_sec;
> > +	track_id = ((struct i40e_profile_info *)(profile_info_sec +
> > +					 sec->section.offset))->track_id;
> > +
> > +	status = i40e_aq_write_ppp(hw, (void *)sec, sec->data_end,
> > +				   track_id, &offset, &info, NULL);
> > +	if (status)
> > +		PMD_DRV_LOG(ERR, "Failed to add/remove profile info: "
> > +			    "offset %d, info %d",
> > +			    offset, info);
> > +
> > +	return status;
> > +}
> > +
> > +#define I40E_PROFILE_INFO_SIZE 48
> > +#define I40E_MAX_PROFILE_NUM 16
> > +
> > +/* Check if the profile info exists */ static int
> > +i40e_check_profile_info(uint8_t port, uint8_t *profile_info_sec) {
> > +	struct rte_eth_dev *dev = &rte_eth_devices[port];
> > +	struct i40e_hw *hw = I40E_DEV_PRIVATE_TO_HW(dev->data-
> > >dev_private);
> > +	uint8_t *buff;
> > +	struct i40e_profile_list *p_list;
> > +	struct i40e_profile_info *pinfo, *p;
> > +	int ret;
> > +
> > +	buff = rte_zmalloc("i40e_pinfo_list",
> > +			   (I40E_PROFILE_INFO_SIZE *
> > I40E_MAX_PROFILE_NUM + 4),
> > +			   0);
> > +	if (!buff) {
> > +		PMD_DRV_LOG(ERR, "failed to allocate memory");
> > +		return -1;
> > +	}
> > +
> > +	ret = i40e_aq_get_ppp_list(hw, (void *)buff,
> > +		      (I40E_PROFILE_INFO_SIZE * I40E_MAX_PROFILE_NUM +
> > 4),
> > +		      0, NULL);
> > +	if (ret) {
> > +		PMD_DRV_LOG(ERR, "Failed to get profile info list.");
> > +		rte_free(buff);
> > +		return -1;
> > +	}
> > +	p_list = (struct i40e_profile_list *)buff;
> > +	pinfo = (struct i40e_profile_info *)(profile_info_sec +
> > +			     sizeof(struct i40e_profile_section_header));
> > +	for (uint32_t i = 0; i < p_list->p_count; i++) {
> 
> There is a compile error in the "for" statement.
> 
> dpdk/drivers/net/i40e/i40e_ethdev.c:11561:2: error: 'for' loop initial
> declarations are only allowed in C99 mode
>   for (uint32_t i = 0; i < p_list->p_count; i++) {
> 
> This is occurring with the following compiler:
> gcc version 4.8.4 (Ubuntu 4.8.4-2ubuntu1~14.04.3)
> 

Thanks, will fix in next version.

> 
> > +		p = &p_list->p_info[i];
> > +		if ((pinfo->track_id == p->track_id) &&
> > +		    !memcmp(&pinfo->version, &p->version,
> > +			    sizeof(struct i40e_ppp_version)) &&
> > +		    !memcmp(&pinfo->name, &p->name,
> > +			    I40E_PPP_NAME_SIZE)) {
> > +			PMD_DRV_LOG(INFO, "Profile exists.");
> > +			rte_free(buff);
> > +			return 1;
> > +		}
> > +	}
> > +
> > +	rte_free(buff);
> > +	return 0;
> > +}
> > +
> > +int
> > +rte_pmd_i40e_process_ppp_package(uint8_t port, uint8_t *buff,
> > +				 uint32_t size, bool add)
> > +{
> > +	struct rte_eth_dev *dev;
> > +	struct i40e_hw *hw;
> > +	struct i40e_package_header *pkg_hdr;
> > +	struct i40e_generic_seg_header *profile_seg_hdr;
> > +	struct i40e_generic_seg_header *metadata_seg_hdr;
> > +	uint32_t track_id;
> > +	uint8_t *profile_info_sec;
> > +	int is_exist;
> > +	enum i40e_status_code status = I40E_SUCCESS;
> > +
> > +	RTE_ETH_VALID_PORTID_OR_ERR_RET(port, -ENODEV);
> > +
> > +	dev = &rte_eth_devices[port];
> > +
> > +	if (!is_device_supported(dev, &rte_i40e_pmd))
> > +		return -ENOTSUP;
> > +
> > +	hw = I40E_DEV_PRIVATE_TO_HW(dev->data->dev_private);
> > +
> > +	if (size < (sizeof(struct i40e_package_header) +
> > +		    sizeof(struct i40e_metadata_segment) +
> > +		    sizeof(uint32_t) * 2)) {
> > +		PMD_DRV_LOG(ERR, "Buff is invalid.");
> > +		return -EINVAL;
> > +	}
> > +
> > +	pkg_hdr = (struct i40e_package_header *)buff;
> > +
> > +	if (!pkg_hdr) {
> > +		PMD_DRV_LOG(ERR, "Failed to fill the package structure");
> > +		return -EINVAL;
> > +	}
> > +
> > +	if (pkg_hdr->segment_count < 2) {
> > +		PMD_DRV_LOG(ERR, "Segment_count should be 2 at
> > least.");
> > +		return -EINVAL;
> > +	}
> > +
> > +	/* Find metadata segment */
> > +	metadata_seg_hdr =
> > i40e_find_segment_in_package(SEGMENT_TYPE_METADATA,
> > +							pkg_hdr);
> > +	if (!metadata_seg_hdr) {
> > +		PMD_DRV_LOG(ERR, "Failed to find metadata segment
> > header");
> > +		return -EINVAL;
> > +	}
> > +	track_id = ((struct i40e_metadata_segment
> > +*)metadata_seg_hdr)->track_id;
> > +
> > +	/* Find profile segment */
> > +	profile_seg_hdr =
> > i40e_find_segment_in_package(SEGMENT_TYPE_I40E,
> > +						       pkg_hdr);
> > +	if (!profile_seg_hdr) {
> > +		PMD_DRV_LOG(ERR, "Failed to find profile segment
> > header");
> > +		return -EINVAL;
> > +	}
> > +
> > +	profile_info_sec = rte_zmalloc("i40e_profile_info",
> > +			       sizeof(struct i40e_profile_section_header) +
> > +			       sizeof(struct i40e_profile_info),
> > +			       0);
> > +	if (!profile_info_sec) {
> > +		PMD_DRV_LOG(ERR, "Failed to allocate memory");
> > +		return -EINVAL;
> > +	}
> > +
> > +	if (add) {
> > +		i40e_generate_profile_info_sec(
> > +		     ((struct i40e_profile_segment *)profile_seg_hdr)->name,
> > +		     &((struct i40e_profile_segment *)profile_seg_hdr)-
> > >version,
> > +		     track_id, profile_info_sec, 1);
> > +		is_exist = i40e_check_profile_info(port, profile_info_sec);
> > +		if (is_exist) {
> > +			PMD_DRV_LOG(ERR, "Profile already exists.");
> > +			rte_free(profile_info_sec);
> > +			return 1;
> > +		}
> > +
> > +		/* Write profile to HW */
> > +		status = i40e_write_profile(hw,
> > +				 (struct i40e_profile_segment
> > *)profile_seg_hdr,
> > +				 track_id);
> > +		if (status)
> > +			PMD_DRV_LOG(ERR, "Failed to write profile.");
> > +	} else {
> > +		i40e_generate_profile_info_sec(
> > +		     ((struct i40e_profile_segment *)profile_seg_hdr)->name,
> > +		     &((struct i40e_profile_segment *)profile_seg_hdr)-
> > >version,
> > +		     track_id, profile_info_sec, 0);
> > +	}
> > +
> > +	status = i40e_add_rm_profile_info(hw, profile_info_sec);
> > +	if (status)
> > +		PMD_DRV_LOG(ERR, "Failed to %s profile info.",
> > +			    add ? "add" : "remove");
> > +
> > +	rte_free(profile_info_sec);
> > +	return status;
> > +}
> > diff --git a/drivers/net/i40e/i40e_ethdev.h
> > b/drivers/net/i40e/i40e_ethdev.h index aebb097..f0be7a3 100644
> > --- a/drivers/net/i40e/i40e_ethdev.h
> > +++ b/drivers/net/i40e/i40e_ethdev.h
> > @@ -730,6 +730,11 @@ struct i40e_valid_pattern {
> >  	parse_filter_t parse_filter;
> >  };
> >
> > +struct i40e_profile_list {
> > +	uint32_t p_count;
> > +	struct i40e_profile_info p_info[1];
> > +};
> > +
> >  int i40e_dev_switch_queues(struct i40e_pf *pf, bool on);  int
> > i40e_vsi_release(struct i40e_vsi *vsi);  struct i40e_vsi
> > *i40e_vsi_setup(struct i40e_pf *pf, diff --git
> > a/drivers/net/i40e/rte_pmd_i40e.h b/drivers/net/i40e/rte_pmd_i40e.h
> > index a0ad88c..7861a56 100644
> > --- a/drivers/net/i40e/rte_pmd_i40e.h
> > +++ b/drivers/net/i40e/rte_pmd_i40e.h
> > @@ -332,4 +332,25 @@ int rte_pmd_i40e_get_vf_stats(uint8_t port,  int
> > rte_pmd_i40e_reset_vf_stats(uint8_t port,
> >  				uint16_t vf_id);
> >
> > +/**
> > + * Load/Unload a ppp package
> > + *
> > + * @param port
> > + *    The port identifier of the Ethernet device.
> > + * @param buff
> > + *    buffer of package.
> > + * @param size
> > + *    size of buffer.
> > + * @param add
> > + *   - (1) load profile.
> > + *   - (0) remove profile.
> > + * @return
> > + *   - (0) if successful.
> > + *   - (-ENODEV) if *port* invalid.
> > + *   - (-EINVAL) if bad parameter.
> > + *   - (1) if profile exists.
> > + */
> > +int rte_pmd_i40e_process_ppp_package(uint8_t port, uint8_t *buff,
> > +				     uint32_t size, bool add);
> > +
> >  #endif /* _PMD_I40E_H_ */
> > diff --git a/drivers/net/i40e/rte_pmd_i40e_version.map
> > b/drivers/net/i40e/rte_pmd_i40e_version.map
> > index 7a5d211..01c4a90 100644
> > --- a/drivers/net/i40e/rte_pmd_i40e_version.map
> > +++ b/drivers/net/i40e/rte_pmd_i40e_version.map
> > @@ -22,3 +22,9 @@ DPDK_17.02 {
> >  	rte_pmd_i40e_set_vf_vlan_tag;
> >
> >  } DPDK_2.0;
> > +
> > +DPDK_17.05 {
> > +	global:
> > +
> > +	rte_pmd_i40e_process_ppp_package;
> > +};
> > --
> > 2.5.5
> 
> Regards,
> 
> Bernard.



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