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bnxt_en: Refactor logic to re-enable SRIOV after firmware reset detected. 

Put the current logic in bnxt_open() to re-enable SRIOV after detecting
firmware reset into a new function bnxt_reenable_sriov().  This call
needs to be invoked in the firmware reset path also in the next patch.

Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Michael Chan 2020-02-02 02:41:35 -05:00 committed by Jakub Kicinski
parent 14b41a2959
commit c16d4ee0e3
1 changed files with 12 additions and 7 deletions
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19
drivers/net/ethernet/broadcom/bnxt/bnxt.c
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@ -9241,6 +9241,17 @@ void bnxt_half_close_nic(struct bnxt *bp)
bnxt_free_mem(bp, false);
}
static void bnxt_reenable_sriov(struct bnxt *bp)
{
if (BNXT_PF(bp)) {
struct bnxt_pf_info *pf = &bp->pf;
int n = pf->active_vfs;
if (n)
bnxt_cfg_hw_sriov(bp, &n, true);
}
}
static int bnxt_open(struct net_device *dev)
{
struct bnxt *bp = netdev_priv(dev);
@ -9259,13 +9270,7 @@ static int bnxt_open(struct net_device *dev)
bnxt_hwrm_if_change(bp, false);
} else {
if (test_and_clear_bit(BNXT_STATE_FW_RESET_DET, &bp->state)) {
if (BNXT_PF(bp)) {
struct bnxt_pf_info *pf = &bp->pf;
int n = pf->active_vfs;
if (n)
bnxt_cfg_hw_sriov(bp, &n, true);
}
bnxt_reenable_sriov(bp);
if (!test_bit(BNXT_STATE_IN_FW_RESET, &bp->state))
bnxt_ulp_start(bp, 0);
}