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Message-ID: <13c912bb-065a-f732-18a1-f00918b0fafd@oracle.com>
Date:   Wed, 11 Oct 2017 16:30:40 -0700
From:   Shannon Nelson <shannon.nelson@...cle.com>
To:     intel-wired-lan@...osl.org,
        Amritha Nambiar <amritha.nambiar@...el.com>
Cc:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>
Subject: Re: [Intel-wired-lan] [jkirsher/next-queue PATCH v4 3/6] i40e: Cloud
 filter mode for set_switch_config command

On 10/10/2017 5:24 PM, Amritha Nambiar wrote:
> Add definitions for L4 filters and switch modes based on cloud filters
> modes and extend the set switch config command to include the
> additional cloud filter mode.
> 
> Signed-off-by: Amritha Nambiar <amritha.nambiar@...el.com>
> Signed-off-by: Kiran Patil <kiran.patil@...el.com>
> ---
>   drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h |   30 ++++++++++++++++++++-
>   drivers/net/ethernet/intel/i40e/i40e_common.c     |    4 ++-
>   drivers/net/ethernet/intel/i40e/i40e_ethtool.c    |    2 +
>   drivers/net/ethernet/intel/i40e/i40e_main.c       |    2 +
>   drivers/net/ethernet/intel/i40e/i40e_prototype.h  |    2 +
>   drivers/net/ethernet/intel/i40e/i40e_type.h       |    9 ++++++
>   6 files changed, 44 insertions(+), 5 deletions(-)
> 
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h
> index 6a5db1b..729976b 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h
> +++ b/drivers/net/ethernet/intel/i40e/i40e_adminq_cmd.h
> @@ -790,7 +790,35 @@ struct i40e_aqc_set_switch_config {
>   	 */
>   	__le16	first_tag;
>   	__le16	second_tag;
> -	u8	reserved[6];
> +	/* Next byte is split into following:
> +	 * Bit 7 : 0: No action, 1: Switch to mode defined by bits 6:0
> +	 * Bit 6: 0 : Destination Port, 1: source port
> +	 * Bit 5..4: L4 type

Can you tweak the formatting on these comments to line up the first 
couple of ':'s?

> +	 * 0: rsvd
> +	 * 1: TCP
> +	 * 2: UDP
> +	 * 3: Both TCP and UDP
> +	 * Bits 3:0 Mode
> +	 * 0: default mode
> +	 * 1: L4 port only mode
> +	 * 2: non-tunneled mode
> +	 * 3: tunneled mode
> +	 */
> +#define I40E_AQ_SET_SWITCH_BIT7_VALID		0x80
> +
> +#define I40E_AQ_SET_SWITCH_L4_SRC_PORT		0x40
> +
> +#define I40E_AQ_SET_SWITCH_L4_TYPE_RSVD		0x00
> +#define I40E_AQ_SET_SWITCH_L4_TYPE_TCP		0x10
> +#define I40E_AQ_SET_SWITCH_L4_TYPE_UDP		0x20
> +#define I40E_AQ_SET_SWITCH_L4_TYPE_BOTH		0x30
> +
> +#define I40E_AQ_SET_SWITCH_MODE_DEFAULT		0x00
> +#define I40E_AQ_SET_SWITCH_MODE_L4_PORT		0x01
> +#define I40E_AQ_SET_SWITCH_MODE_NON_TUNNEL	0x02
> +#define I40E_AQ_SET_SWITCH_MODE_TUNNEL		0x03
> +	u8	mode;
> +	u8	rsvd5[5];
>   };
>   
>   I40E_CHECK_CMD_LENGTH(i40e_aqc_set_switch_config);
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_common.c b/drivers/net/ethernet/intel/i40e/i40e_common.c
> index 1b85eb3..0b3c5b7 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_common.c
> +++ b/drivers/net/ethernet/intel/i40e/i40e_common.c
> @@ -2402,13 +2402,14 @@ i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
>    * @hw: pointer to the hardware structure
>    * @flags: bit flag values to set
>    * @valid_flags: which bit flags to set
> + * @mode: cloud filter mode
>    * @cmd_details: pointer to command details structure or NULL
>    *
>    * Set switch configuration bits
>    **/
>   enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
>   						u16 flags,
> -						u16 valid_flags,
> +						u16 valid_flags, u8 mode,
>   				struct i40e_asq_cmd_details *cmd_details)
>   {
>   	struct i40e_aq_desc desc;
> @@ -2420,6 +2421,7 @@ enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
>   					  i40e_aqc_opc_set_switch_config);
>   	scfg->flags = cpu_to_le16(flags);
>   	scfg->valid_flags = cpu_to_le16(valid_flags);
> +	scfg->mode = mode;
>   	if (hw->flags & I40E_HW_FLAG_802_1AD_CAPABLE) {
>   		scfg->switch_tag = cpu_to_le16(hw->switch_tag);
>   		scfg->first_tag = cpu_to_le16(hw->first_tag);
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
> index a760d75..37ca294 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
> +++ b/drivers/net/ethernet/intel/i40e/i40e_ethtool.c
> @@ -4341,7 +4341,7 @@ static int i40e_set_priv_flags(struct net_device *dev, u32 flags)
>   			sw_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC;
>   		valid_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC;
>   		ret = i40e_aq_set_switch_config(&pf->hw, sw_flags, valid_flags,
> -						NULL);
> +						0, NULL);
>   		if (ret && pf->hw.aq.asq_last_status != I40E_AQ_RC_ESRCH) {
>   			dev_info(&pf->pdev->dev,
>   				 "couldn't set switch config bits, err %s aq_err %s\n",
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
> index 33a8f429..0539d43 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_main.c
> +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
> @@ -12165,7 +12165,7 @@ static int i40e_setup_pf_switch(struct i40e_pf *pf, bool reinit)
>   		u16 valid_flags;
>   
>   		valid_flags = I40E_AQ_SET_SWITCH_CFG_PROMISC;
> -		ret = i40e_aq_set_switch_config(&pf->hw, flags, valid_flags,
> +		ret = i40e_aq_set_switch_config(&pf->hw, flags, valid_flags, 0,
>   						NULL);
>   		if (ret && pf->hw.aq.asq_last_status != I40E_AQ_RC_ESRCH) {
>   			dev_info(&pf->pdev->dev,
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_prototype.h b/drivers/net/ethernet/intel/i40e/i40e_prototype.h
> index 0150256..92869f5 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_prototype.h
> +++ b/drivers/net/ethernet/intel/i40e/i40e_prototype.h
> @@ -190,7 +190,7 @@ i40e_status i40e_aq_get_switch_config(struct i40e_hw *hw,
>   				struct i40e_asq_cmd_details *cmd_details);
>   enum i40e_status_code i40e_aq_set_switch_config(struct i40e_hw *hw,
>   						u16 flags,
> -						u16 valid_flags,
> +						u16 valid_flags, u8 mode,
>   				struct i40e_asq_cmd_details *cmd_details);
>   i40e_status i40e_aq_request_resource(struct i40e_hw *hw,
>   				enum i40e_aq_resources_ids resource,
> diff --git a/drivers/net/ethernet/intel/i40e/i40e_type.h b/drivers/net/ethernet/intel/i40e/i40e_type.h
> index 17a99b5..24589a4 100644
> --- a/drivers/net/ethernet/intel/i40e/i40e_type.h
> +++ b/drivers/net/ethernet/intel/i40e/i40e_type.h
> @@ -283,6 +283,15 @@ struct i40e_hw_capabilities {
>   #define I40E_NVM_IMAGE_TYPE_CLOUD	0x2
>   #define I40E_NVM_IMAGE_TYPE_UDP_CLOUD	0x3
>   
> +	/* Cloud filter modes:
> +	 * Mode1: Filter on L4 port only
> +	 * Mode2: Filter for non-tunneled traffic
> +	 * Mode3: Filter for tunnel traffic
> +	 */
> +#define I40E_NVM_IMAGE_TYPE_MODE1	0x6
> +#define I40E_NVM_IMAGE_TYPE_MODE2	0x7
> +#define I40E_NVM_IMAGE_TYPE_MODE3	0x8

These names aren't very descriptive... out of context these look like 
they are describing NVM image types, not message filter types.

> +
>   	u32  management_mode;
>   	u32  mng_protocols_over_mctp;
>   #define I40E_MNG_PROTOCOL_PLDM		0x2
> 
> _______________________________________________
> Intel-wired-lan mailing list
> Intel-wired-lan@...osl.org
> https://lists.osuosl.org/mailman/listinfo/intel-wired-lan
>

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