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i40e: function to reconfigure RSS queues and rebuild

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This is the second of 3 patches that allows for changing
the number of queues in the driver on the fly.

This patch adds a function that calls the reinit flow for the
main VSI after making changes to the RSS queue count as requested
by the user.

Change-Id: I82dee91e9fe90eeb4e84a7369f4b8b342155dd85
Signed-off-by: Anjali Singhai Jain <anjali.singhai@intel.com>
Signed-off-by: Jesse Brandeburg <jesse.brandeburg@intel.com>
Tested-by: Kavindya Deegala <kavindya.s.deegala@intel.com>
Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
This commit is contained in:
Anjali Singhai Jain
2013-11-26 10:49:19 +00:00
committed by Jeff Kirsher
parent bc7d338fbb
commit f8ff14640a
2 changed files with 50 additions and 8 deletions
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2
drivers/net/ethernet/intel/i40e/i40e.h
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@@ -199,6 +199,7 @@ struct i40e_pf {
u16 num_tc_qps; /* num queue pairs per TC */
u16 num_lan_qps; /* num lan queues this pf has set up */
u16 num_lan_msix; /* num queue vectors for the base pf vsi */
int queues_left; /* queues left unclaimed */
u16 rss_size; /* num queues in the RSS array */
u16 rss_size_max; /* HW defined max RSS queues */
u16 fdir_pf_filter_count; /* num of guaranteed filters for this PF */
@@ -530,6 +531,7 @@ struct i40e_vsi *i40e_vsi_setup(struct i40e_pf *pf, u8 type,
int i40e_vsi_release(struct i40e_vsi *vsi);
struct i40e_vsi *i40e_vsi_lookup(struct i40e_pf *pf, enum i40e_vsi_type type,
struct i40e_vsi *start_vsi);
int i40e_reconfig_rss_queues(struct i40e_pf *pf, int queue_count);
struct i40e_veb *i40e_veb_setup(struct i40e_pf *pf, u16 flags, u16 uplink_seid,
u16 downlink_seid, u8 enabled_tc);
void i40e_veb_release(struct i40e_veb *veb);