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/linux/drivers/interconnect/qcom/
H A Dmsm8996.c3 * Qualcomm MSM8996 Network-on-Chip (NoC) QoS driver
46 .qos.ap_owned = true,
47 .qos.qos_mode = NOC_QOS_MODE_FIXED,
48 .qos.areq_prio = 1,
49 .qos.prio_level = 1,
50 .qos.qos_port = 0,
61 .qos.ap_owned = true,
62 .qos.qos_mode = NOC_QOS_MODE_FIXED,
63 .qos.areq_prio = 1,
64 .qos.prio_level = 1,
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H A Dicc-rpm.c19 /* QNOC QoS */
26 /* BIMC QoS */
39 /* NoC QoS */
58 struct qcom_icc_qos *qos = &qn->qos; in qcom_icc_set_qnoc_qos() local
62 qp->qos_offset + QNOC_QOS_MCTL_LOWn_ADDR(qos->qos_port), in qcom_icc_set_qnoc_qos()
64 qos->areq_prio << QNOC_QOS_MCTL_DFLT_PRIO_SHIFT); in qcom_icc_set_qnoc_qos()
69 qp->qos_offset + QNOC_QOS_MCTL_LOWn_ADDR(qos->qos_port), in qcom_icc_set_qnoc_qos()
71 !!qos->urg_fwd_en << QNOC_QOS_MCTL_URGFWD_EN_SHIFT); in qcom_icc_set_qnoc_qos()
75 struct qcom_icc_qos *qos, in qcom_icc_bimc_set_qos_health() argument
81 val = qos->prio_level; in qcom_icc_bimc_set_qos_health()
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H A Dicc-rpmh.c20 /* QNOC QoS */
27 * qcom_icc_set_qos - initialize static QoS configurations
34 const struct qcom_icc_qosbox *qos = node->qosbox; in qcom_icc_set_qos() local
37 for (port = 0; port < qos->num_ports; port++) { in qcom_icc_set_qos()
38 regmap_update_bits(qp->regmap, QOSGEN_MAINCTL_LO(qos, port), in qcom_icc_set_qos()
40 FIELD_PREP(QOS_DISABLE_MASK, qos->prio_fwd_disable)); in qcom_icc_set_qos()
42 regmap_update_bits(qp->regmap, QOSGEN_MAINCTL_LO(qos, port), in qcom_icc_set_qos()
44 FIELD_PREP(QOS_DFLT_PRIO_MASK, qos->prio)); in qcom_icc_set_qos()
46 regmap_update_bits(qp->regmap, QOSGEN_MAINCTL_LO(qos, port), in qcom_icc_set_qos()
48 FIELD_PREP(QOS_SLV_URG_MSG_EN_MASK, qos->urg_fwd)); in qcom_icc_set_qos()
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H A Dicc-rpm.h45 * @regmap: regmap for QoS registers read/write access
46 * @qos_offset: offset to QoS registers
73 * struct qcom_icc_qos - Qualcomm specific interconnect QoS parameters
78 * @qos_mode: default qos mode for this node
79 * @qos_port: qos port number for finding qos registers of this node
105 * @qos: NoC QoS setting parameters
122 struct qcom_icc_qos qos; member
/linux/drivers/base/power/
H A Dqos.c3 * Devices PM QoS constraints management
8 * per-device PM QoS dependencies. It provides infrastructure for registration
11 * Dependents on a QoS value : register requests
12 * Watchers of QoS value : get notified when target QoS value changes
14 * This QoS design is best effort based. Dependents register their QoS needs.
15 * Watchers register to keep track of the current QoS needs of the system.
46 * __dev_pm_qos_flags - Check PM QoS flags for a given device.
47 * @dev: Device to check the PM QoS flags for.
54 struct dev_pm_qos *qos = dev->power.qos; in __dev_pm_qos_flags() local
60 if (IS_ERR_OR_NULL(qos)) in __dev_pm_qos_flags()
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H A Dqos-test.c11 struct freq_constraints qos; in freq_qos_test_min() local
15 freq_constraints_init(&qos); in freq_qos_test_min()
19 ret = freq_qos_add_request(&qos, &req1, FREQ_QOS_MIN, 1000); in freq_qos_test_min()
21 ret = freq_qos_add_request(&qos, &req2, FREQ_QOS_MIN, 2000); in freq_qos_test_min()
24 KUNIT_EXPECT_EQ(test, freq_qos_read_value(&qos, FREQ_QOS_MIN), 2000); in freq_qos_test_min()
28 KUNIT_EXPECT_EQ(test, freq_qos_read_value(&qos, FREQ_QOS_MIN), 1000); in freq_qos_test_min()
32 KUNIT_EXPECT_EQ(test, freq_qos_read_value(&qos, FREQ_QOS_MIN), in freq_qos_test_min()
39 struct freq_constraints qos; in freq_qos_test_maxdef() local
43 freq_constraints_init(&qos); in freq_qos_test_maxdef()
46 KUNIT_EXPECT_EQ(test, freq_qos_read_value(&qos, FREQ_QOS_MAX), in freq_qos_test_maxdef()
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/linux/kernel/power/
H A Dqos.c3 * Power Management Quality of Service (PM QoS) support base.
11 * Provided here is an interface for specifying PM QoS dependencies. It allows
12 * entities depending on QoS constraints to register their requests which are
18 * global CPU latency QoS requests and frequency QoS requests are provided.
51 * @c: List of PM QoS constraint requests.
71 WARN(1, "Unknown PM QoS type in %s\n", __func__); in pm_qos_get_value()
82 * pm_qos_update_target - Update a list of PM QoS constraint requests.
83 * @c: List of PM QoS requests.
88 * Update the given list of PM QoS constraint requests, @c, by carrying an
149 * pm_qos_flags_remove_req - Remove device PM QoS flags request.
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/linux/net/atm/
H A Dcommon.c104 return (vcc->qos.txtp.max_sdu + in vcc_writable()
159 vcc->qos.txtp.max_sdu = 1 << 16; /* for meta VCs */ in vcc_create()
324 walk->vci == vci && ((walk->qos.txtp.traffic_class != in check_ci()
325 ATM_NONE && vcc->qos.txtp.traffic_class != ATM_NONE) || in check_ci()
326 (walk->qos.rxtp.traffic_class != ATM_NONE && in check_ci()
327 vcc->qos.rxtp.traffic_class != ATM_NONE))) in check_ci()
408 switch (vcc->qos.aal) { in __vcc_connect()
419 vcc->qos.aal = ATM_AAL5; in __vcc_connect()
429 error = adjust_tp(&vcc->qos.txtp, vcc->qos in __vcc_connect()
696 atm_change_qos(struct atm_vcc * vcc,struct atm_qos * qos) atm_change_qos() argument
740 check_qos(const struct atm_qos * qos) check_qos() argument
771 struct atm_qos qos; vcc_setsockopt() local
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H A Dmpc.c171 * Functions for managing QoS list
177 struct atm_mpoa_qos *atm_mpoa_add_qos(__be32 dst_ip, struct atm_qos *qos) in atm_mpoa_add_qos() argument
183 entry->qos = *qos; in atm_mpoa_add_qos()
194 entry->qos = *qos; in atm_mpoa_add_qos()
204 struct atm_mpoa_qos *qos; in atm_mpoa_search_qos() local
206 qos = qos_head; in atm_mpoa_search_qos()
207 while (qos) { in atm_mpoa_search_qos()
208 if (qos->ipaddr == dst_ip) in atm_mpoa_search_qos()
210 qos = qos->next; in atm_mpoa_search_qos()
213 return qos; in atm_mpoa_search_qos()
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H A Dmpoa_proc.c250 struct atm_qos qos; in parse_qos() local
252 memset(&qos, 0, sizeof(struct atm_qos)); in parse_qos()
269 qos.txtp.traffic_class = ATM_CBR; in parse_qos()
270 qos.txtp.max_pcr = tx_pcr; in parse_qos()
271 qos.txtp.max_sdu = tx_sdu; in parse_qos()
272 qos.rxtp.traffic_class = ATM_CBR; in parse_qos()
273 qos.rxtp.max_pcr = rx_pcr; in parse_qos()
274 qos.rxtp.max_sdu = rx_sdu; in parse_qos()
275 qos.aal = ATM_AAL5; in parse_qos()
276 dprintk("parse_qos(): setting qos parameters to tx=%d,%d rx=%d,%d\n", in parse_qos()
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/linux/drivers/net/ethernet/mellanox/mlx5/core/esw/
H A Dqos.c6 #include "esw/qos.h"
16 /* Serializes access to all qos changes in the qos domain. */
24 mutex_lock(&esw->qos.domain->lock); in esw_qos_lock()
29 mutex_unlock(&esw->qos.domain->lock); in esw_qos_unlock()
34 lockdep_assert_held(&esw->qos.domain->lock); in esw_assert_qos_lock_held()
53 esw->qos.domain = esw_qos_domain_alloc(); in esw_qos_domain_init()
55 return esw->qos.domain ? 0 : -ENOMEM; in esw_qos_domain_init()
60 kfree(esw->qos.domain); in esw_qos_domain_release()
61 esw->qos.domain = NULL; in esw_qos_domain_release()
114 list_add_tail(&node->entry, &node->esw->qos.domain->nodes); in esw_qos_node_attach_to_parent()
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/linux/arch/arm64/boot/dts/rockchip/
H A Drk3528.dtsi352 qos_crypto_a: qos@ff200000 {
353 compatible = "rockchip,rk3528-qos", "syscon";
357 qos_crypto_p: qos@ff200080 {
358 compatible = "rockchip,rk3528-qos", "syscon";
362 qos_dcf: qos@ff200100 {
363 compatible = "rockchip,rk3528-qos", "syscon";
367 qos_dft2apb: qos@ff200200 {
368 compatible = "rockchip,rk3528-qos", "syscon";
372 qos_dma2ddr: qos@ff200280 {
373 compatible = "rockchip,rk3528-qos", "syscon";
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H A Drk3562.dtsi386 qos_dma2ddr: qos@fee03800 {
387 compatible = "rockchip,rk3562-qos", "syscon";
391 qos_mcu: qos@fee10000 {
392 compatible = "rockchip,rk3562-qos", "syscon";
396 qos_dft_apb: qos@fee10100 {
397 compatible = "rockchip,rk3562-qos", "syscon";
401 qos_gmac: qos@fee10200 {
402 compatible = "rockchip,rk3562-qos", "syscon";
406 qos_mac100: qos@fee10300 {
407 compatible = "rockchip,rk3562-qos", "syscon";
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H A Drk3576.dtsi1537 qos_hdcp1: qos@27f02000 {
1538 compatible = "rockchip,rk3576-qos", "syscon";
1542 qos_fspi1: qos@27f04000 {
1543 compatible = "rockchip,rk3576-qos", "syscon";
1547 qos_gmac0: qos@27f04080 {
1548 compatible = "rockchip,rk3576-qos", "syscon";
1552 qos_gmac1: qos@27f04100 {
1553 compatible = "rockchip,rk3576-qos", "syscon";
1557 qos_sdio: qos@27f04180 {
1558 compatible = "rockchip,rk3576-qos", "syscon";
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/linux/drivers/net/ethernet/ti/
H A Dam65-cpsw-qos.c2 /* Texas Instruments K3 AM65 Ethernet QoS submodule
18 #include "am65-cpsw-qos.h"
54 struct am65_cpsw_mqprio *p_mqprio = &port->qos.mqprio; in am65_cpsw_tx_pn_shaper_apply()
63 if (p_mqprio->max_rate_total > port->qos.link_speed) in am65_cpsw_tx_pn_shaper_apply()
106 struct am65_cpsw_mqprio *p_mqprio = &port->qos.mqprio; in am65_cpsw_mqprio_verify_shaper()
189 struct am65_cpsw_mqprio *p_mqprio = &port->qos.mqprio; in am65_cpsw_reset_tc_mqprio()
206 struct am65_cpsw_mqprio *p_mqprio = &port->qos.mqprio; in am65_cpsw_setup_mqprio()
273 int verify_time_ms = port->qos.iet.verify_time_ms; in am65_cpsw_iet_set_verify_timeout_count()
287 if (port->qos.link_speed == SPEED_1000) in am65_cpsw_iet_set_verify_timeout_count()
289 else if (port->qos.link_speed == SPEED_100) in am65_cpsw_iet_set_verify_timeout_count()
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/linux/drivers/infiniband/hw/irdma/
H A Dws.c46 node->traffic_class = vsi->qos[user_pri].traffic_class; in irdma_alloc_node()
48 node->rel_bw = vsi->qos[user_pri].rel_bw; in irdma_alloc_node()
52 node->lan_qs_handle = vsi->qos[user_pri].lan_qos_handle; in irdma_alloc_node()
113 vsi->qos[node->user_pri].qs_handle = node_info.qs_handle; in irdma_ws_cqp_cmd()
160 mutex_lock(&vsi->qos[user_pri].qos_mutex); in irdma_tc_in_use()
161 if (!list_empty(&vsi->qos[user_pri].qplist)) { in irdma_tc_in_use()
162 mutex_unlock(&vsi->qos[user_pri].qos_mutex); in irdma_tc_in_use()
170 if (vsi->qos[i].traffic_class == vsi->qos[user_pri].traffic_class && in irdma_tc_in_use()
171 !list_empty(&vsi->qos[i].qplist)) { in irdma_tc_in_use()
172 mutex_unlock(&vsi->qos[user_pri].qos_mutex); in irdma_tc_in_use()
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/linux/net/bluetooth/
H A Dhci_conn.c1504 static int qos_set_big(struct hci_dev *hdev, struct bt_iso_qos *qos) in qos_set_big() argument
1510 if (qos->bcast.big == BT_ISO_QOS_BIG_UNSET) { in qos_set_big()
1522 qos->bcast.big = big; in qos_set_big()
1528 static int qos_set_bis(struct hci_dev *hdev, struct bt_iso_qos *qos) in qos_set_bis() argument
1534 if (qos->bcast.bis == BT_ISO_QOS_BIS_UNSET) { in qos_set_bis()
1535 if (qos->bcast.big != BT_ISO_QOS_BIG_UNSET) { in qos_set_bis()
1536 conn = hci_conn_hash_lookup_big(hdev, qos->bcast.big); in qos_set_bis()
1542 qos->bcast.bis = conn->iso_qos.bcast.bis; in qos_set_bis()
1562 qos->bcast.bis = bis; in qos_set_bis()
1570 __u8 sid, struct bt_iso_qos *qos, in hci_add_bis() argument
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H A Diso.c71 struct bt_iso_qos qos; member
80 static bool check_ucast_qos(struct bt_iso_qos *qos);
81 static bool check_bcast_qos(struct bt_iso_qos *qos);
356 /* Fail if user set invalid QoS */ in iso_connect_bis()
357 if (iso_pi(sk)->qos_user_set && !check_bcast_qos(&iso_pi(sk)->qos)) { in iso_connect_bis()
358 iso_pi(sk)->qos = default_qos; in iso_connect_bis()
364 if (!iso_pi(sk)->qos.bcast.out.phys) { in iso_connect_bis()
372 &iso_pi(sk)->qos, iso_pi(sk)->base_len, in iso_connect_bis()
382 iso_pi(sk)->bc_sid, &iso_pi(sk)->qos, in iso_connect_bis()
453 /* Fail if user set invalid QoS */ in iso_connect_cis()
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/linux/drivers/net/ethernet/microchip/lan966x/
H A Dlan966x_dcb.c52 struct lan966x_port_qos qos = {0}; in lan966x_dcb_app_update() local
58 for (int i = 0; i < ARRAY_SIZE(qos.pcp.map); i++) { in lan966x_dcb_app_update()
61 qos.pcp.map[i] = dcb_getapp(dev, &app_itr); in lan966x_dcb_app_update()
65 for (int i = 0; i < ARRAY_SIZE(qos.dscp.map); i++) { in lan966x_dcb_app_update()
68 qos.dscp.map[i] = dcb_getapp(dev, &app_itr); in lan966x_dcb_app_update()
72 qos.default_prio = dcb_ieee_getapp_default_prio_mask(dev); in lan966x_dcb_app_update()
73 if (qos.default_prio) in lan966x_dcb_app_update()
74 qos.default_prio = fls(qos.default_prio) - 1; in lan966x_dcb_app_update()
83 qos.pcp_rewr.map[i] = fls(pcp_rewr_map.map[i]) - 1; in lan966x_dcb_app_update()
93 qos.dscp_rewr.map[i] = fls64(dscp_rewr_map.map[i]) - 1; in lan966x_dcb_app_update()
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/linux/drivers/net/ethernet/marvell/octeontx2/nic/
H A Dqos.c14 #include "qos.h"
31 qos_txqs = bitmap_weight(pfvf->qos.qos_sq_bmap, in otx2_qos_update_tx_netdev_queues()
160 if (level == pfvf->qos.link_cfg_lvl) { in __otx2_qos_txschq_cfg()
174 if (level == pfvf->qos.link_cfg_lvl) { in __otx2_qos_txschq_cfg()
262 mutex_lock(&pfvf->qos.qos_lock); in otx2_qos_free_hw_cfg()
271 mutex_unlock(&pfvf->qos.qos_lock); in otx2_qos_free_hw_cfg()
280 __clear_bit(node->qid, pfvf->qos.qos_sq_bmap); in otx2_qos_sw_node_delete()
314 mutex_lock(&pfvf->qos.qos_lock); in otx2_qos_free_sw_node()
320 mutex_unlock(&pfvf->qos.qos_lock); in otx2_qos_free_sw_node()
360 mutex_lock(&pfvf->qos.qos_lock); in otx2_qos_prepare_txschq_cfg()
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/linux/Documentation/devicetree/bindings/net/
H A Dsnps,dwc-qos-ethernet.txt1 * Synopsys DWC Ethernet QoS IP version 4.10 driver (GMAC)
6 This binding supports the Synopsys Designware Ethernet QoS (Quality Of Service)
14 - "axis,artpec6-eqos", "snps,dwc-qos-ethernet-4.10"
16 - "nvidia,tegra186-eqos", "snps,dwc-qos-ethernet-4.10"
18 - "snps,dwc-qos-ethernet-4.10"
20 "axis,artpec6-eqos", "snps,dwc-qos-ethernet-4.10". It is supported to be
72 - "nvidia,tegra186-eqos", "snps,dwc-qos-ethernet-4.10":
78 - "axis,artpec6-eqos", "snps,dwc-qos-ethernet-4.10":
83 - "snps,dwc-qos-ethernet-4.10" (deprecated):
97 - "nvidia,tegra186-eqos", "snps,dwc-qos-ethernet-4.10":
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/linux/Documentation/trace/
H A Devents-power.rst72 4. PM QoS events
74 The PM QoS events are used for QoS add/update/remove request and for
81 The first parameter gives the QoS action name (e.g. "ADD_REQ").
82 The second parameter is the previous QoS value.
83 The third parameter is the current QoS value to update.
85 There are also events used for device PM QoS add/update/remove request.
93 QoS requests.
97 And, there are events used for CPU latency QoS add/update/remove request.
/linux/arch/mips/include/asm/octeon/
H A Dcvmx-pip.h267 uint64_t qos:3; member
306 * Configure the global QoS packet watchers. Each watcher is
308 * QoS queue for scheduling.
314 * @qos: QoS queue for packets matching this watcher
318 uint64_t match_value, uint64_t qos)
325 watcher_config.s.qos = qos;
331 * Configure the VLAN priority to QoS queue mapping.
335 * @qos: QoS queue for packets matching this watcher
338 uint64_t qos) in cvmx_pip_config_vlan_qos() argument
342 pip_qos_vlanx.s.qos = qos; in cvmx_pip_config_vlan_qos()
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/linux/tools/testing/selftests/drivers/net/ocelot/
H A Dbasic_qos.sh55 egress-qos-map 0:0 1:1 2:2 3:3 4:4 5:5 6:6 7:7 \
56 ingress-qos-map 0:0 1:1 2:2 3:3 4:4 5:5 6:6 7:7
74 egress-qos-map 0:0 1:1 2:2 3:3 4:4 5:5 6:6 7:7 \
75 ingress-qos-map 0:0 1:1 2:2 3:3 4:4 5:5 6:6 7:7
208 run_test "Port-default QoS classification" ${h1} 5 0
217 run_test "Trusted VLAN PCP QoS classification" ${h1}.100 3 0
228 run_test "Trusted DSCP QoS classification" ${h1} 4 ${tos}
232 run_test "Untrusted DSCP QoS classification follows VLAN PCP" \
236 run_test "Untrusted DSCP QoS classification follows port default" \
/linux/drivers/net/ethernet/microchip/sparx5/
H A Dsparx5_port.c1227 struct sparx5_port_qos *qos) in sparx5_port_qos_set() argument
1229 sparx5_port_qos_dscp_set(port, &qos->dscp); in sparx5_port_qos_set()
1230 sparx5_port_qos_pcp_set(port, &qos->pcp); in sparx5_port_qos_set()
1231 sparx5_port_qos_pcp_rewr_set(port, &qos->pcp_rewr); in sparx5_port_qos_set()
1232 sparx5_port_qos_dscp_rewr_set(port, &qos->dscp_rewr); in sparx5_port_qos_set()
1233 sparx5_port_qos_default_set(port, qos); in sparx5_port_qos_set()
1239 struct sparx5_port_qos_pcp_rewr *qos) in sparx5_port_qos_pcp_rewr_set() argument
1245 /* Use mapping table, with classified QoS as index, to map QoS and DP in sparx5_port_qos_pcp_rewr_set()
1249 if (qos->enable) in sparx5_port_qos_pcp_rewr_set()
1257 for (i = 0; i < ARRAY_SIZE(qos->map.map); i++) { in sparx5_port_qos_pcp_rewr_set()
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