Attachment #185412 for bug #221530

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Lines 215-220 TUNABLE_INT("hw.ixl.tx_itr", &ixl_tx_itr); Link Here

(-)b/sys/dev/ixl/if_ixl.c (+6 lines)
215	SYSCTL_INT(_hw_ixl, OID_AUTO, tx_itr, CTLFLAG_RDTUN,	215	SYSCTL_INT(_hw_ixl, OID_AUTO, tx_itr, CTLFLAG_RDTUN,
216	&ixl_tx_itr, 0, "TX Interrupt Rate");	216	&ixl_tx_itr, 0, "TX Interrupt Rate");
217		217
		218	static int ixl_hw_lldp = 1;
		219	TUNABLE_INT("hw.ixl.hw_lldp", &ixl_hw_lldp);
		220	SYSCTL_INT(_hw_ixl, OID_AUTO, hw_lldp, CTLFLAG_RDTUN,
		221	&ixl_hw_lldp, 0, "Handle LLDP by NIC");
		222
218	#ifdef IXL_IW	223	#ifdef IXL_IW
219	int ixl_enable_iwarp = 0;	224	int ixl_enable_iwarp = 0;
220	TUNABLE_INT("hw.ixl.enable_iwarp", &ixl_enable_iwarp);	225	TUNABLE_INT("hw.ixl.enable_iwarp", &ixl_enable_iwarp);
Lines 315-320 ixl_save_pf_tunables(struct ixl_pf *pf) Link Here
315	pf->dynamic_tx_itr = ixl_dynamic_tx_itr;	320	pf->dynamic_tx_itr = ixl_dynamic_tx_itr;
316	pf->dbg_mask = ixl_core_debug_mask;	321	pf->dbg_mask = ixl_core_debug_mask;
317	pf->hw.debug_mask = ixl_shared_debug_mask;	322	pf->hw.debug_mask = ixl_shared_debug_mask;
		323	pf->hw_lldp = ixl_hw_lldp;
318		324
319	if (ixl_ring_size < IXL_MIN_RING	325	if (ixl_ring_size < IXL_MIN_RING
320	\|\| ixl_ring_size > IXL_MAX_RING	326	\|\| ixl_ring_size > IXL_MAX_RING

Lines 100-105 struct ixl_pf { Link Here

(-)b/sys/dev/ixl/ixl_pf.h (+1 lines)
100	int dynamic_tx_itr;	100	int dynamic_tx_itr;
101	int tx_itr;	101	int tx_itr;
102	int rx_itr;	102	int rx_itr;
		103	int hw_lldp;
103		104
104	struct mtx pf_mtx;	105	struct mtx pf_mtx;
105		106




static int	ixl_sysctl_unallocated_queues(SYSCTL_HANDLER_ARGS);
static int	ixl_sysctl_pf_tx_itr(SYSCTL_HANDLER_ARGS);
static int	ixl_sysctl_pf_rx_itr(SYSCTL_HANDLER_ARGS);
static int	ixl_sysctl_pf_lldp(SYSCTL_HANDLER_ARGS);

/* Debug Sysctls */
static int 	ixl_sysctl_link_status(SYSCTL_HANDLER_ARGS);

	return (error);
}

/*
 * Used to set the Rx ITR value for all of the PF LAN VSI's queues.
 * Writes to the ITR registers immediately.
 */
static int
ixl_sysctl_pf_lldp(SYSCTL_HANDLER_ARGS)
{
	struct ixl_pf *pf = (struct ixl_pf *)arg1;
	struct i40e_hw *hw = &pf->hw;
	device_t dev = pf->dev;
	int error = 0;
	int requested_lldp_status;

	requested_lldp_status = pf->hw_lldp;
	error = sysctl_handle_int(oidp, &requested_lldp_status, 0, req);
	if ((error) || (req->newptr == NULL))
		return (error);
	if (requested_lldp_status < 0 || requested_lldp_status > 1 ) {
		device_printf(dev, "Invalid lldp value; value must be 0 or 1\n");
		return (EINVAL);
	}

	if (pf->hw_lldp == requested_lldp_status)
		return (error);

	if (!requested_lldp_status) {
		i40e_aq_stop_lldp(hw, FALSE, NULL);
	} else {
		i40e_aq_start_lldp(hw, NULL);
	}

	pf->hw_lldp = requested_lldp_status;
	return (error);
}

void
ixl_add_hw_stats(struct ixl_pf *pf)
{

	    OID_AUTO, "dynamic_tx_itr", CTLFLAG_RW,
	    &pf->dynamic_tx_itr, 0, "Enable dynamic TX ITR");

	SYSCTL_ADD_PROC(ctx, ctx_list,
	    OID_AUTO, "hw_lldp", CTLTYPE_INT | CTLFLAG_RW,
	    pf, 0, ixl_sysctl_pf_lldp, "I",
	    "Handle LLDP by the NIC");

	/* Add FEC sysctls for 25G adapters */
	/*
	 * XXX: These settings can be changed, but that isn't supported,

Return to bug 221530

Lines 62-67 static int ixl_sysctl_show_fw(SYSCTL_HANDLER_ARGS); Link Here

(-)b/sys/dev/ixl/ixl_pf_main.c (+41 lines)
62	static int ixl_sysctl_unallocated_queues(SYSCTL_HANDLER_ARGS);	62	static int ixl_sysctl_unallocated_queues(SYSCTL_HANDLER_ARGS);
63	static int ixl_sysctl_pf_tx_itr(SYSCTL_HANDLER_ARGS);	63	static int ixl_sysctl_pf_tx_itr(SYSCTL_HANDLER_ARGS);
64	static int ixl_sysctl_pf_rx_itr(SYSCTL_HANDLER_ARGS);	64	static int ixl_sysctl_pf_rx_itr(SYSCTL_HANDLER_ARGS);
		65	static int ixl_sysctl_pf_lldp(SYSCTL_HANDLER_ARGS);
65		66
66	/* Debug Sysctls */	67	/* Debug Sysctls */
67	static int ixl_sysctl_link_status(SYSCTL_HANDLER_ARGS);	68	static int ixl_sysctl_link_status(SYSCTL_HANDLER_ARGS);
Lines 2714-2719 ixl_sysctl_pf_rx_itr(SYSCTL_HANDLER_ARGS) Link Here
2714	return (error);	2715	return (error);
2715	}	2716	}
2716		2717
		2718	/*
		2719	* Used to set the Rx ITR value for all of the PF LAN VSI's queues.
		2720	* Writes to the ITR registers immediately.
		2721	*/
		2722	static int
		2723	ixl_sysctl_pf_lldp(SYSCTL_HANDLER_ARGS)
		2724	{
		2725	struct ixl_pf pf = (struct ixl_pf )arg1;
		2726	struct i40e_hw *hw = &pf->hw;
		2727	device_t dev = pf->dev;
		2728	int error = 0;
		2729	int requested_lldp_status;
		2730
		2731	requested_lldp_status = pf->hw_lldp;
		2732	error = sysctl_handle_int(oidp, &requested_lldp_status, 0, req);
		2733	if ((error) \|\| (req->newptr == NULL))
		2734	return (error);
		2735	if (requested_lldp_status < 0 \|\| requested_lldp_status > 1 ) {
		2736	device_printf(dev, "Invalid lldp value; value must be 0 or 1\n");
		2737	return (EINVAL);
		2738	}
		2739
		2740	if (pf->hw_lldp == requested_lldp_status)
		2741	return (error);
		2742
		2743	if (!requested_lldp_status) {
		2744	i40e_aq_stop_lldp(hw, FALSE, NULL);
		2745	} else {
		2746	i40e_aq_start_lldp(hw, NULL);
		2747	}
		2748
		2749	pf->hw_lldp = requested_lldp_status;
		2750	return (error);
		2751	}
		2752
2717	void	2753	void
2718	ixl_add_hw_stats(struct ixl_pf *pf)	2754	ixl_add_hw_stats(struct ixl_pf *pf)
2719	{	2755	{
Lines 4292-4297 ixl_add_device_sysctls(struct ixl_pf *pf) Link Here
4292	OID_AUTO, "dynamic_tx_itr", CTLFLAG_RW,	4328	OID_AUTO, "dynamic_tx_itr", CTLFLAG_RW,
4293	&pf->dynamic_tx_itr, 0, "Enable dynamic TX ITR");	4329	&pf->dynamic_tx_itr, 0, "Enable dynamic TX ITR");
4294		4330
		4331	SYSCTL_ADD_PROC(ctx, ctx_list,
		4332	OID_AUTO, "hw_lldp", CTLTYPE_INT \| CTLFLAG_RW,
		4333	pf, 0, ixl_sysctl_pf_lldp, "I",
		4334	"Handle LLDP by the NIC");
		4335
4295	/* Add FEC sysctls for 25G adapters */	4336	/* Add FEC sysctls for 25G adapters */
4296	/*	4337	/*
4297	* XXX: These settings can be changed, but that isn't supported,	4338	* XXX: These settings can be changed, but that isn't supported,