[dpdk-stable] [PATCH 17.11] net/qede: fix ethernet type in HW registers
Yongseok Koh
yskoh at mellanox.com
Fri Jan 11 23:52:31 CET 2019
> On Jan 11, 2019, at 2:37 PM, Mody, Rasesh <Rasesh.Mody at cavium.com> wrote:
>
> [ upstream commit d5df6159dddadedc1bdc12ec5f1a92a813dc94d3 ]
>
> Fix to program the HW registers with proper ether type.
>
> Fixes: 36f45bce2537 ("net/qede/base: fix to support OVLAN mode")
>
> Signed-off-by: Rasesh Mody <rasesh.mody at cavium.com>
> ---
Applied to stable/17.11
Thanks,
Yongseok
> drivers/net/qede/base/ecore_dev.c | 20 ++++++++++++++++++++
> 1 file changed, 20 insertions(+)
>
> diff --git a/drivers/net/qede/base/ecore_dev.c b/drivers/net/qede/base/ecore_dev.c
> index 6a3046d..ca3bb17 100644
> --- a/drivers/net/qede/base/ecore_dev.c
> +++ b/drivers/net/qede/base/ecore_dev.c
> @@ -2334,6 +2334,7 @@ enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
> bool b_default_mtu = true;
> struct ecore_hwfn *p_hwfn;
> enum _ecore_status_t rc = ECORE_SUCCESS;
> + u16 ether_type;
> int i;
>
> if ((p_params->int_mode == ECORE_INT_MODE_MSI) && ECORE_IS_CMT(p_dev)) {
> @@ -2366,6 +2367,25 @@ enum _ecore_status_t ecore_hw_init(struct ecore_dev *p_dev,
> if (rc != ECORE_SUCCESS)
> return rc;
>
> + if (IS_PF(p_dev) && (OSAL_TEST_BIT(ECORE_MF_8021Q_TAGGING,
> + &p_dev->mf_bits) ||
> + OSAL_TEST_BIT(ECORE_MF_8021AD_TAGGING,
> + &p_dev->mf_bits))) {
> + if (OSAL_TEST_BIT(ECORE_MF_8021Q_TAGGING,
> + &p_dev->mf_bits))
> + ether_type = ETHER_TYPE_VLAN;
> + else
> + ether_type = ETHER_TYPE_QINQ;
> + STORE_RT_REG(p_hwfn, PRS_REG_TAG_ETHERTYPE_0_RT_OFFSET,
> + ether_type);
> + STORE_RT_REG(p_hwfn, NIG_REG_TAG_ETHERTYPE_0_RT_OFFSET,
> + ether_type);
> + STORE_RT_REG(p_hwfn, PBF_REG_TAG_ETHERTYPE_0_RT_OFFSET,
> + ether_type);
> + STORE_RT_REG(p_hwfn, DORQ_REG_TAG1_ETHERTYPE_RT_OFFSET,
> + ether_type);
> + }
> +
> ecore_fill_load_req_params(&load_req_params,
> p_params->p_drv_load_params);
> rc = ecore_mcp_load_req(p_hwfn, p_hwfn->p_main_ptt,
> --
> 1.7.10.3
>
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