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qed: Fix setting of incorrect eswitch mode.

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By default, driver sets the eswitch mode incorrectly as VEB (virtual
Ethernet bridging).
Need to set VEB eswitch mode only when sriov is enabled, and it should be
to set NONE by default. The patch incorporates this change.

Fixes: 0fefbfbaa ("qed*: Management firmware - notifications and defaults")
Signed-off-by: Sudarsana Reddy Kalluru <Sudarsana.Kalluru@cavium.com>
Signed-off-by: Michal Kalderon <Michal.Kalderon@cavium.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sudarsana Reddy Kalluru 2018-07-01 20:03:06 -07:00 committed by David S. Miller
parent bb7858ba11
commit 538f8d00ba
2 changed files with 18 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
drivers/net/ethernet/qlogic/qed/qed_dev.c
View File

@ -1804,7 +1804,7 @@ int qed_hw_init(struct qed_dev *cdev, struct qed_hw_init_params *p_params)
DP_INFO(p_hwfn, "Failed to update driver state\n");
rc = qed_mcp_ov_update_eswitch(p_hwfn, p_hwfn->p_main_ptt,
QED_OV_ESWITCH_VEB);
QED_OV_ESWITCH_NONE);
if (rc)
DP_INFO(p_hwfn, "Failed to update eswitch mode\n");
}

19
drivers/net/ethernet/qlogic/qed/qed_sriov.c
View File

@ -4513,6 +4513,8 @@ static void qed_sriov_enable_qid_config(struct qed_hwfn *hwfn,
static int qed_sriov_enable(struct qed_dev *cdev, int num)
{
struct qed_iov_vf_init_params params;
struct qed_hwfn *hwfn;
struct qed_ptt *ptt;
int i, j, rc;
if (num >= RESC_NUM(&cdev->hwfns[0], QED_VPORT)) {
@ -4525,8 +4527,8 @@ static int qed_sriov_enable(struct qed_dev *cdev, int num)
/* Initialize HW for VF access */
for_each_hwfn(cdev, j) {
struct qed_hwfn *hwfn = &cdev->hwfns[j];
struct qed_ptt *ptt = qed_ptt_acquire(hwfn);
hwfn = &cdev->hwfns[j];
ptt = qed_ptt_acquire(hwfn);
/* Make sure not to use more than 16 queues per VF */
params.num_queues = min_t(int,
@ -4562,6 +4564,19 @@ static int qed_sriov_enable(struct qed_dev *cdev, int num)
goto err;
}
hwfn = QED_LEADING_HWFN(cdev);
ptt = qed_ptt_acquire(hwfn);
if (!ptt) {
DP_ERR(hwfn, "Failed to acquire ptt\n");
rc = -EBUSY;
goto err;
}
rc = qed_mcp_ov_update_eswitch(hwfn, ptt, QED_OV_ESWITCH_VEB);
if (rc)
DP_INFO(cdev, "Failed to update eswitch mode\n");
qed_ptt_release(hwfn, ptt);
return num;
err: