Differential D12223 Diff 33263 sys/dev/bnxt/bnxt_sysctl.c

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sys/dev/bnxt/bnxt_sysctl.c

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	return ENOMEM;	return ENOMEM;
	}	}

		sysctl_ctx_init(&softc->hw_lro_ctx);
		ctx = device_get_sysctl_ctx(softc->dev);
		softc->hw_lro_oid = SYSCTL_ADD_NODE(ctx,
		SYSCTL_CHILDREN(device_get_sysctl_tree(softc->dev)), OID_AUTO,
		"hw_lro", CTLFLAG_RD, 0, "hardware lro");
		if (!softc->hw_lro_oid) {
		sysctl_ctx_free(&softc->hw_lro_ctx);
		return ENOMEM;
		}

	return 0;	return 0;
	}	}

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	else	else
	softc->nvm_info->nvm_oid = NULL;	softc->nvm_info->nvm_oid = NULL;
	}	}
		if (softc->hw_lro_oid != NULL) {
		orc = sysctl_ctx_free(&softc->hw_lro_ctx);
		if (orc)
		rc = orc;
		else
		softc->hw_lro_oid = NULL;
		}

	return rc;	return rc;
	}	}
		bhargava.marreddy_broadcom.comAuthorUnsubmitted Not Done Inline Actions Stephen, This is just to avoid code duplication and simplify the patch and ease of review. bhargava.marreddy_broadcom.com: Stephen, This is just to avoid code duplication and simplify the patch and ease of review.
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	return 0;	return 0;
	}	}

		#define BNXT_HW_LRO_FN(fn_name, arg) \
		static int \
		fn_name(SYSCTL_HANDLER_ARGS) { \
		struct bnxt_softc *softc = arg1; \
		int rc; \
		int val; \
		\
		if (softc == NULL) \
		return EBUSY; \
		\
		val = softc->hw_lro.arg; \
		rc = sysctl_handle_int(oidp, &val, 0, req); \
		if (rc \|\| !req->newptr) \
		return rc; \
		\
		if ((if_getdrvflags(iflib_get_ifp(softc->ctx)) & IFF_DRV_RUNNING)) \
		return EBUSY; \
		\
		softc->hw_lro.arg = val; \
		bnxt_validate_hw_lro_settings(softc); \
		rc = bnxt_hwrm_vnic_tpa_cfg(softc); \
		\
		return rc; \
		}

		BNXT_HW_LRO_FN(bnxt_hw_lro_enable_disable, enable)
		BNXT_HW_LRO_FN(bnxt_hw_lro_set_mode, is_mode_gro)
		BNXT_HW_LRO_FN(bnxt_hw_lro_set_max_agg_segs, max_agg_segs)
		BNXT_HW_LRO_FN(bnxt_hw_lro_set_max_aggs, max_aggs)
		BNXT_HW_LRO_FN(bnxt_hw_lro_set_min_agg_len, min_agg_len)

		int
		bnxt_create_hw_lro_sysctls(struct bnxt_softc *softc)
		{
		struct sysctl_oid *oid = softc->hw_lro_oid;

		if (!oid)
		return ENOMEM;

		SYSCTL_ADD_PROC(&softc->hw_lro_ctx, SYSCTL_CHILDREN(oid), OID_AUTO,
		"enable", CTLTYPE_INT\|CTLFLAG_RWTUN, softc, 0,
		bnxt_hw_lro_enable_disable, "A",
		"Enable or Disable HW LRO: 0 / 1");

		SYSCTL_ADD_PROC(&softc->hw_lro_ctx, SYSCTL_CHILDREN(oid), OID_AUTO,
		"hw_lro_mode_gro", CTLTYPE_INT\|CTLFLAG_RWTUN, softc, 0,
		bnxt_hw_lro_set_mode, "A",
		"Set mode: 1 = GRO mode, 0 = RSC mode");

		SYSCTL_ADD_PROC(&softc->hw_lro_ctx, SYSCTL_CHILDREN(oid), OID_AUTO,
		"max_agg_segs", CTLTYPE_INT\|CTLFLAG_RWTUN, softc, 0,
		bnxt_hw_lro_set_max_agg_segs, "A",
		"Set Max Agg Seg Value (unit is Log2): "
		"0 (= 1 seg) / 1 (= 2 segs) / ... / 31 (= 2^31 segs)");

		SYSCTL_ADD_PROC(&softc->hw_lro_ctx, SYSCTL_CHILDREN(oid), OID_AUTO,
		"max_aggs", CTLTYPE_INT\|CTLFLAG_RWTUN, softc, 0,
		bnxt_hw_lro_set_max_aggs, "A",
		"Set Max Aggs Value (unit is Log2): "
		"0 (= 1 agg) / 1 (= 2 aggs) / ... / 7 (= 2^7 segs)");

		SYSCTL_ADD_PROC(&softc->hw_lro_ctx, SYSCTL_CHILDREN(oid), OID_AUTO,
		"min_agg_len", CTLTYPE_INT\|CTLFLAG_RWTUN, softc, 0,
		bnxt_hw_lro_set_min_agg_len, "A",
		"Min Agg Len: 1 to 9000");

		return 0;
		}
	static int	static int
	bnxt_vlan_only_sysctl(SYSCTL_HANDLER_ARGS) {	bnxt_vlan_only_sysctl(SYSCTL_HANDLER_ARGS) {
	struct bnxt_softc *softc = arg1;	struct bnxt_softc *softc = arg1;
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