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net/qede/base: check active VF queues before stopping

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Make sure VF queue are closed before stopping vport.

Signed-off-by: Rasesh Mody <rasesh.mody@cavium.com>
This commit is contained in:
Rasesh Mody 2017-03-29 13:36:22 -07:00 committed by Ferruh Yigit
parent 4fc58baef7
commit bd96f72ff9
1 changed files with 36 additions and 1 deletions
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37
drivers/net/qede/base/ecore_sriov.c
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@ -232,6 +232,30 @@ static bool ecore_iov_validate_sb(struct ecore_hwfn *p_hwfn,
return false;
}
static bool ecore_iov_validate_active_rxq(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf)
{
u8 i;
for (i = 0; i < p_vf->num_rxqs; i++)
if (p_vf->vf_queues[i].rxq_active)
return true;
return false;
}
static bool ecore_iov_validate_active_txq(struct ecore_hwfn *p_hwfn,
struct ecore_vf_info *p_vf)
{
u8 i;
for (i = 0; i < p_vf->num_rxqs; i++)
if (p_vf->vf_queues[i].txq_active)
return true;
return false;
}
/* TODO - this is linux crc32; Need a way to ifdef it out for linux */
u32 ecore_crc32(u32 crc, u8 *ptr, u32 length)
{
@ -1365,8 +1389,10 @@ static void ecore_iov_vf_cleanup(struct ecore_hwfn *p_hwfn,
p_vf->num_active_rxqs = 0;
for (i = 0; i < ECORE_MAX_VF_CHAINS_PER_PF; i++)
for (i = 0; i < ECORE_MAX_VF_CHAINS_PER_PF; i++) {
p_vf->vf_queues[i].rxq_active = 0;
p_vf->vf_queues[i].txq_active = 0;
}
OSAL_MEMSET(&p_vf->shadow_config, 0, sizeof(p_vf->shadow_config));
OSAL_MEMSET(&p_vf->acquire, 0, sizeof(p_vf->acquire));
@ -1943,6 +1969,15 @@ static void ecore_iov_vf_mbx_stop_vport(struct ecore_hwfn *p_hwfn,
vf->vport_instance--;
vf->spoof_chk = false;
if ((ecore_iov_validate_active_rxq(p_hwfn, vf)) ||
(ecore_iov_validate_active_txq(p_hwfn, vf))) {
vf->b_malicious = true;
DP_NOTICE(p_hwfn, false,
"VF [%02x] - considered malicious;"
" Unable to stop RX/TX queuess\n",
vf->abs_vf_id);
}
rc = ecore_sp_vport_stop(p_hwfn, vf->opaque_fid, vf->vport_id);
if (rc != ECORE_SUCCESS) {
DP_ERR(p_hwfn,