1 /******************************************************************************
3 Copyright (c) 2001-2017, Intel Corporation
6 Redistribution and use in source and binary forms, with or without
7 modification, are permitted provided that the following conditions are met:
9 1. Redistributions of source code must retain the above copyright notice,
10 this list of conditions and the following disclaimer.
12 2. Redistributions in binary form must reproduce the above copyright
13 notice, this list of conditions and the following disclaimer in the
14 documentation and/or other materials provided with the distribution.
16 3. Neither the name of the Intel Corporation nor the names of its
17 contributors may be used to endorse or promote products derived from
18 this software without specific prior written permission.
20 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
21 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
22 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
23 ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
24 LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
25 CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
26 SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
27 INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
29 ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
30 POSSIBILITY OF SUCH DAMAGE.
32 ******************************************************************************/
37 #include "opt_inet6.h"
41 #include "ixgbe_sriov.h"
44 #include <net/netmap.h>
45 #include <dev/netmap/netmap_kern.h>
47 /************************************************************************
49 ************************************************************************/
50 char ixgbe_driver_version[] = "4.0.1-k";
53 /************************************************************************
56 * Used by probe to select devices to load on
57 * Last field stores an index into ixgbe_strings
58 * Last entry must be all 0s
60 * { Vendor ID, Device ID, SubVendor ID, SubDevice ID, String Index }
61 ************************************************************************/
62 static pci_vendor_info_t ixgbe_vendor_info_array[] =
64 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AF_DUAL_PORT, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
65 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AF_SINGLE_PORT, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
66 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598EB_CX4, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
67 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AT, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
68 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598AT2, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
69 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
70 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598_DA_DUAL_PORT, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
71 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598_CX4_DUAL_PORT, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
72 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598EB_XF_LR, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
73 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
74 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82598EB_SFP_LOM, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
75 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_KX4, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
76 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_KX4_MEZZ, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
77 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
78 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_XAUI_LOM, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
79 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_CX4, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
80 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_T3_LOM, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
81 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_COMBO_BACKPLANE, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
82 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_BACKPLANE_FCOE, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
83 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP_SF2, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
84 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP_FCOE, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
85 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599EN_SFP, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
86 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_SFP_SF_QP, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
87 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_QSFP_SF_QP, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
88 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X540T, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
89 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X540T1, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
90 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550T, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
91 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550T1, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
92 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_KR, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
93 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_KX4, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
94 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_10G_T, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
95 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_1G_T, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
96 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_X_SFP, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
97 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_KR, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
98 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_KR_L, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
99 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_SFP, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
100 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_SFP_N, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
101 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_SGMII, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
102 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_SGMII_L, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
103 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_10G_T, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
104 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_1G_T, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
105 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X550EM_A_1G_T_L, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
106 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_X540_BYPASS, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
107 PVID(IXGBE_INTEL_VENDOR_ID, IXGBE_DEV_ID_82599_BYPASS, "Intel(R) PRO/10GbE PCI-Express Network Driver"),
108 /* required last entry */
112 static void *ixgbe_register(device_t dev);
113 static int ixgbe_if_attach_pre(if_ctx_t ctx);
114 static int ixgbe_if_attach_post(if_ctx_t ctx);
115 static int ixgbe_if_detach(if_ctx_t ctx);
116 static int ixgbe_if_shutdown(if_ctx_t ctx);
117 static int ixgbe_if_suspend(if_ctx_t ctx);
118 static int ixgbe_if_resume(if_ctx_t ctx);
120 static void ixgbe_if_stop(if_ctx_t ctx);
121 void ixgbe_if_enable_intr(if_ctx_t ctx);
122 static void ixgbe_if_disable_intr(if_ctx_t ctx);
123 static void ixgbe_link_intr_enable(if_ctx_t ctx);
124 static int ixgbe_if_rx_queue_intr_enable(if_ctx_t ctx, uint16_t qid);
125 static void ixgbe_if_media_status(if_ctx_t ctx, struct ifmediareq * ifmr);
126 static int ixgbe_if_media_change(if_ctx_t ctx);
127 static int ixgbe_if_msix_intr_assign(if_ctx_t, int);
128 static int ixgbe_if_mtu_set(if_ctx_t ctx, uint32_t mtu);
129 static void ixgbe_if_crcstrip_set(if_ctx_t ctx, int onoff, int strip);
130 static void ixgbe_if_multi_set(if_ctx_t ctx);
131 static int ixgbe_if_promisc_set(if_ctx_t ctx, int flags);
132 static int ixgbe_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs,
133 uint64_t *paddrs, int nrxqs, int nrxqsets);
134 static int ixgbe_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs,
135 uint64_t *paddrs, int nrxqs, int nrxqsets);
136 static void ixgbe_if_queues_free(if_ctx_t ctx);
137 static void ixgbe_if_timer(if_ctx_t ctx, uint16_t);
138 static void ixgbe_if_update_admin_status(if_ctx_t ctx);
139 static void ixgbe_if_vlan_register(if_ctx_t ctx, u16 vtag);
140 static void ixgbe_if_vlan_unregister(if_ctx_t ctx, u16 vtag);
141 static int ixgbe_if_i2c_req(if_ctx_t ctx, struct ifi2creq *req);
142 int ixgbe_intr(void *arg);
144 /************************************************************************
145 * Function prototypes
146 ************************************************************************/
147 #if __FreeBSD_version >= 1100036
148 static uint64_t ixgbe_if_get_counter(if_ctx_t, ift_counter);
151 static void ixgbe_enable_queue(struct adapter *adapter, u32 vector);
152 static void ixgbe_disable_queue(struct adapter *adapter, u32 vector);
153 static void ixgbe_add_device_sysctls(if_ctx_t ctx);
154 static int ixgbe_allocate_pci_resources(if_ctx_t ctx);
155 static int ixgbe_setup_low_power_mode(if_ctx_t ctx);
157 static void ixgbe_config_dmac(struct adapter *adapter);
158 static void ixgbe_configure_ivars(struct adapter *adapter);
159 static void ixgbe_set_ivar(struct adapter *adapter, u8 entry, u8 vector,
161 static u8 *ixgbe_mc_array_itr(struct ixgbe_hw *, u8 **, u32 *);
162 static bool ixgbe_sfp_probe(if_ctx_t ctx);
164 static void ixgbe_free_pci_resources(if_ctx_t ctx);
166 static int ixgbe_msix_link(void *arg);
167 static int ixgbe_msix_que(void *arg);
168 static void ixgbe_initialize_rss_mapping(struct adapter *adapter);
169 static void ixgbe_initialize_receive_units(if_ctx_t ctx);
170 static void ixgbe_initialize_transmit_units(if_ctx_t ctx);
172 static int ixgbe_setup_interface(if_ctx_t ctx);
173 static void ixgbe_init_device_features(struct adapter *adapter);
174 static void ixgbe_check_fan_failure(struct adapter *, u32, bool);
175 static void ixgbe_add_media_types(if_ctx_t ctx);
176 static void ixgbe_update_stats_counters(struct adapter *adapter);
177 static void ixgbe_config_link(if_ctx_t ctx);
178 static void ixgbe_get_slot_info(struct adapter *);
179 static void ixgbe_check_wol_support(struct adapter *adapter);
180 static void ixgbe_enable_rx_drop(struct adapter *);
181 static void ixgbe_disable_rx_drop(struct adapter *);
183 static void ixgbe_add_hw_stats(struct adapter *adapter);
184 static int ixgbe_set_flowcntl(struct adapter *, int);
185 static int ixgbe_set_advertise(struct adapter *, int);
186 static int ixgbe_get_advertise(struct adapter *);
187 static void ixgbe_setup_vlan_hw_support(if_ctx_t ctx);
188 static void ixgbe_config_gpie(struct adapter *adapter);
189 static void ixgbe_config_delay_values(struct adapter *adapter);
191 /* Sysctl handlers */
192 static int ixgbe_sysctl_flowcntl(SYSCTL_HANDLER_ARGS);
193 static int ixgbe_sysctl_advertise(SYSCTL_HANDLER_ARGS);
194 static int ixgbe_sysctl_interrupt_rate_handler(SYSCTL_HANDLER_ARGS);
195 static int ixgbe_sysctl_dmac(SYSCTL_HANDLER_ARGS);
196 static int ixgbe_sysctl_phy_temp(SYSCTL_HANDLER_ARGS);
197 static int ixgbe_sysctl_phy_overtemp_occurred(SYSCTL_HANDLER_ARGS);
199 static int ixgbe_sysctl_power_state(SYSCTL_HANDLER_ARGS);
200 static int ixgbe_sysctl_print_rss_config(SYSCTL_HANDLER_ARGS);
202 static int ixgbe_sysctl_rdh_handler(SYSCTL_HANDLER_ARGS);
203 static int ixgbe_sysctl_rdt_handler(SYSCTL_HANDLER_ARGS);
204 static int ixgbe_sysctl_tdt_handler(SYSCTL_HANDLER_ARGS);
205 static int ixgbe_sysctl_tdh_handler(SYSCTL_HANDLER_ARGS);
206 static int ixgbe_sysctl_eee_state(SYSCTL_HANDLER_ARGS);
207 static int ixgbe_sysctl_wol_enable(SYSCTL_HANDLER_ARGS);
208 static int ixgbe_sysctl_wufc(SYSCTL_HANDLER_ARGS);
210 /* Deferred interrupt tasklets */
211 static void ixgbe_handle_msf(void *);
212 static void ixgbe_handle_mod(void *);
213 static void ixgbe_handle_phy(void *);
215 /************************************************************************
216 * FreeBSD Device Interface Entry Points
217 ************************************************************************/
218 static device_method_t ix_methods[] = {
219 /* Device interface */
220 DEVMETHOD(device_register, ixgbe_register),
221 DEVMETHOD(device_probe, iflib_device_probe),
222 DEVMETHOD(device_attach, iflib_device_attach),
223 DEVMETHOD(device_detach, iflib_device_detach),
224 DEVMETHOD(device_shutdown, iflib_device_shutdown),
225 DEVMETHOD(device_suspend, iflib_device_suspend),
226 DEVMETHOD(device_resume, iflib_device_resume),
228 DEVMETHOD(pci_iov_init, iflib_device_iov_init),
229 DEVMETHOD(pci_iov_uninit, iflib_device_iov_uninit),
230 DEVMETHOD(pci_iov_add_vf, iflib_device_iov_add_vf),
235 static driver_t ix_driver = {
236 "ix", ix_methods, sizeof(struct adapter),
239 devclass_t ix_devclass;
240 DRIVER_MODULE(ix, pci, ix_driver, ix_devclass, 0, 0);
241 IFLIB_PNP_INFO(pci, ix_driver, ixgbe_vendor_info_array);
242 MODULE_DEPEND(ix, pci, 1, 1, 1);
243 MODULE_DEPEND(ix, ether, 1, 1, 1);
244 MODULE_DEPEND(ix, iflib, 1, 1, 1);
246 static device_method_t ixgbe_if_methods[] = {
247 DEVMETHOD(ifdi_attach_pre, ixgbe_if_attach_pre),
248 DEVMETHOD(ifdi_attach_post, ixgbe_if_attach_post),
249 DEVMETHOD(ifdi_detach, ixgbe_if_detach),
250 DEVMETHOD(ifdi_shutdown, ixgbe_if_shutdown),
251 DEVMETHOD(ifdi_suspend, ixgbe_if_suspend),
252 DEVMETHOD(ifdi_resume, ixgbe_if_resume),
253 DEVMETHOD(ifdi_init, ixgbe_if_init),
254 DEVMETHOD(ifdi_stop, ixgbe_if_stop),
255 DEVMETHOD(ifdi_msix_intr_assign, ixgbe_if_msix_intr_assign),
256 DEVMETHOD(ifdi_intr_enable, ixgbe_if_enable_intr),
257 DEVMETHOD(ifdi_intr_disable, ixgbe_if_disable_intr),
258 DEVMETHOD(ifdi_link_intr_enable, ixgbe_link_intr_enable),
259 DEVMETHOD(ifdi_tx_queue_intr_enable, ixgbe_if_rx_queue_intr_enable),
260 DEVMETHOD(ifdi_rx_queue_intr_enable, ixgbe_if_rx_queue_intr_enable),
261 DEVMETHOD(ifdi_tx_queues_alloc, ixgbe_if_tx_queues_alloc),
262 DEVMETHOD(ifdi_rx_queues_alloc, ixgbe_if_rx_queues_alloc),
263 DEVMETHOD(ifdi_queues_free, ixgbe_if_queues_free),
264 DEVMETHOD(ifdi_update_admin_status, ixgbe_if_update_admin_status),
265 DEVMETHOD(ifdi_multi_set, ixgbe_if_multi_set),
266 DEVMETHOD(ifdi_mtu_set, ixgbe_if_mtu_set),
267 DEVMETHOD(ifdi_crcstrip_set, ixgbe_if_crcstrip_set),
268 DEVMETHOD(ifdi_media_status, ixgbe_if_media_status),
269 DEVMETHOD(ifdi_media_change, ixgbe_if_media_change),
270 DEVMETHOD(ifdi_promisc_set, ixgbe_if_promisc_set),
271 DEVMETHOD(ifdi_timer, ixgbe_if_timer),
272 DEVMETHOD(ifdi_vlan_register, ixgbe_if_vlan_register),
273 DEVMETHOD(ifdi_vlan_unregister, ixgbe_if_vlan_unregister),
274 DEVMETHOD(ifdi_get_counter, ixgbe_if_get_counter),
275 DEVMETHOD(ifdi_i2c_req, ixgbe_if_i2c_req),
277 DEVMETHOD(ifdi_iov_init, ixgbe_if_iov_init),
278 DEVMETHOD(ifdi_iov_uninit, ixgbe_if_iov_uninit),
279 DEVMETHOD(ifdi_iov_vf_add, ixgbe_if_iov_vf_add),
285 * TUNEABLE PARAMETERS:
288 static SYSCTL_NODE(_hw, OID_AUTO, ix, CTLFLAG_RD, 0, "IXGBE driver parameters");
289 static driver_t ixgbe_if_driver = {
290 "ixgbe_if", ixgbe_if_methods, sizeof(struct adapter)
293 static int ixgbe_max_interrupt_rate = (4000000 / IXGBE_LOW_LATENCY);
294 SYSCTL_INT(_hw_ix, OID_AUTO, max_interrupt_rate, CTLFLAG_RDTUN,
295 &ixgbe_max_interrupt_rate, 0, "Maximum interrupts per second");
297 /* Flow control setting, default to full */
298 static int ixgbe_flow_control = ixgbe_fc_full;
299 SYSCTL_INT(_hw_ix, OID_AUTO, flow_control, CTLFLAG_RDTUN,
300 &ixgbe_flow_control, 0, "Default flow control used for all adapters");
302 /* Advertise Speed, default to 0 (auto) */
303 static int ixgbe_advertise_speed = 0;
304 SYSCTL_INT(_hw_ix, OID_AUTO, advertise_speed, CTLFLAG_RDTUN,
305 &ixgbe_advertise_speed, 0, "Default advertised speed for all adapters");
308 * Smart speed setting, default to on
309 * this only works as a compile option
310 * right now as its during attach, set
311 * this to 'ixgbe_smart_speed_off' to
314 static int ixgbe_smart_speed = ixgbe_smart_speed_on;
317 * MSI-X should be the default for best performance,
318 * but this allows it to be forced off for testing.
320 static int ixgbe_enable_msix = 1;
321 SYSCTL_INT(_hw_ix, OID_AUTO, enable_msix, CTLFLAG_RDTUN, &ixgbe_enable_msix, 0,
322 "Enable MSI-X interrupts");
325 * Defining this on will allow the use
326 * of unsupported SFP+ modules, note that
327 * doing so you are on your own :)
329 static int allow_unsupported_sfp = FALSE;
330 SYSCTL_INT(_hw_ix, OID_AUTO, unsupported_sfp, CTLFLAG_RDTUN,
331 &allow_unsupported_sfp, 0,
332 "Allow unsupported SFP modules...use at your own risk");
335 * Not sure if Flow Director is fully baked,
336 * so we'll default to turning it off.
338 static int ixgbe_enable_fdir = 0;
339 SYSCTL_INT(_hw_ix, OID_AUTO, enable_fdir, CTLFLAG_RDTUN, &ixgbe_enable_fdir, 0,
340 "Enable Flow Director");
342 /* Receive-Side Scaling */
343 static int ixgbe_enable_rss = 1;
344 SYSCTL_INT(_hw_ix, OID_AUTO, enable_rss, CTLFLAG_RDTUN, &ixgbe_enable_rss, 0,
345 "Enable Receive-Side Scaling (RSS)");
348 /* Keep running tab on them for sanity check */
349 static int ixgbe_total_ports;
352 MALLOC_DEFINE(M_IXGBE, "ix", "ix driver allocations");
355 * For Flow Director: this is the number of TX packets we sample
356 * for the filter pool, this means every 20th packet will be probed.
358 * This feature can be disabled by setting this to 0.
360 static int atr_sample_rate = 20;
362 extern struct if_txrx ixgbe_txrx;
364 static struct if_shared_ctx ixgbe_sctx_init = {
365 .isc_magic = IFLIB_MAGIC,
366 .isc_q_align = PAGE_SIZE,/* max(DBA_ALIGN, PAGE_SIZE) */
367 .isc_tx_maxsize = IXGBE_TSO_SIZE + sizeof(struct ether_vlan_header),
368 .isc_tx_maxsegsize = PAGE_SIZE,
369 .isc_tso_maxsize = IXGBE_TSO_SIZE + sizeof(struct ether_vlan_header),
370 .isc_tso_maxsegsize = PAGE_SIZE,
371 .isc_rx_maxsize = PAGE_SIZE*4,
372 .isc_rx_nsegments = 1,
373 .isc_rx_maxsegsize = PAGE_SIZE*4,
378 .isc_admin_intrcnt = 1,
379 .isc_vendor_info = ixgbe_vendor_info_array,
380 .isc_driver_version = ixgbe_driver_version,
381 .isc_driver = &ixgbe_if_driver,
382 .isc_flags = IFLIB_TSO_INIT_IP,
384 .isc_nrxd_min = {MIN_RXD},
385 .isc_ntxd_min = {MIN_TXD},
386 .isc_nrxd_max = {MAX_RXD},
387 .isc_ntxd_max = {MAX_TXD},
388 .isc_nrxd_default = {DEFAULT_RXD},
389 .isc_ntxd_default = {DEFAULT_TXD},
392 if_shared_ctx_t ixgbe_sctx = &ixgbe_sctx_init;
394 /************************************************************************
395 * ixgbe_if_tx_queues_alloc
396 ************************************************************************/
398 ixgbe_if_tx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs,
399 int ntxqs, int ntxqsets)
401 struct adapter *adapter = iflib_get_softc(ctx);
402 if_softc_ctx_t scctx = adapter->shared;
403 struct ix_tx_queue *que;
406 MPASS(adapter->num_tx_queues > 0);
407 MPASS(adapter->num_tx_queues == ntxqsets);
410 /* Allocate queue structure memory */
412 (struct ix_tx_queue *)malloc(sizeof(struct ix_tx_queue) * ntxqsets,
413 M_IXGBE, M_NOWAIT | M_ZERO);
414 if (!adapter->tx_queues) {
415 device_printf(iflib_get_dev(ctx),
416 "Unable to allocate TX ring memory\n");
420 for (i = 0, que = adapter->tx_queues; i < ntxqsets; i++, que++) {
421 struct tx_ring *txr = &que->txr;
423 /* In case SR-IOV is enabled, align the index properly */
424 txr->me = ixgbe_vf_que_index(adapter->iov_mode, adapter->pool,
427 txr->adapter = que->adapter = adapter;
429 /* Allocate report status array */
430 txr->tx_rsq = (qidx_t *)malloc(sizeof(qidx_t) * scctx->isc_ntxd[0], M_IXGBE, M_NOWAIT | M_ZERO);
431 if (txr->tx_rsq == NULL) {
435 for (j = 0; j < scctx->isc_ntxd[0]; j++)
436 txr->tx_rsq[j] = QIDX_INVALID;
437 /* get the virtual and physical address of the hardware queues */
438 txr->tail = IXGBE_TDT(txr->me);
439 txr->tx_base = (union ixgbe_adv_tx_desc *)vaddrs[i];
440 txr->tx_paddr = paddrs[i];
443 txr->total_packets = 0;
445 /* Set the rate at which we sample packets */
446 if (adapter->feat_en & IXGBE_FEATURE_FDIR)
447 txr->atr_sample = atr_sample_rate;
451 device_printf(iflib_get_dev(ctx), "allocated for %d queues\n",
452 adapter->num_tx_queues);
457 ixgbe_if_queues_free(ctx);
460 } /* ixgbe_if_tx_queues_alloc */
462 /************************************************************************
463 * ixgbe_if_rx_queues_alloc
464 ************************************************************************/
466 ixgbe_if_rx_queues_alloc(if_ctx_t ctx, caddr_t *vaddrs, uint64_t *paddrs,
467 int nrxqs, int nrxqsets)
469 struct adapter *adapter = iflib_get_softc(ctx);
470 struct ix_rx_queue *que;
473 MPASS(adapter->num_rx_queues > 0);
474 MPASS(adapter->num_rx_queues == nrxqsets);
477 /* Allocate queue structure memory */
479 (struct ix_rx_queue *)malloc(sizeof(struct ix_rx_queue)*nrxqsets,
480 M_IXGBE, M_NOWAIT | M_ZERO);
481 if (!adapter->rx_queues) {
482 device_printf(iflib_get_dev(ctx),
483 "Unable to allocate TX ring memory\n");
487 for (i = 0, que = adapter->rx_queues; i < nrxqsets; i++, que++) {
488 struct rx_ring *rxr = &que->rxr;
490 /* In case SR-IOV is enabled, align the index properly */
491 rxr->me = ixgbe_vf_que_index(adapter->iov_mode, adapter->pool,
494 rxr->adapter = que->adapter = adapter;
496 /* get the virtual and physical address of the hw queues */
497 rxr->tail = IXGBE_RDT(rxr->me);
498 rxr->rx_base = (union ixgbe_adv_rx_desc *)vaddrs[i];
499 rxr->rx_paddr = paddrs[i];
504 device_printf(iflib_get_dev(ctx), "allocated for %d rx queues\n",
505 adapter->num_rx_queues);
508 } /* ixgbe_if_rx_queues_alloc */
510 /************************************************************************
511 * ixgbe_if_queues_free
512 ************************************************************************/
514 ixgbe_if_queues_free(if_ctx_t ctx)
516 struct adapter *adapter = iflib_get_softc(ctx);
517 struct ix_tx_queue *tx_que = adapter->tx_queues;
518 struct ix_rx_queue *rx_que = adapter->rx_queues;
521 if (tx_que != NULL) {
522 for (i = 0; i < adapter->num_tx_queues; i++, tx_que++) {
523 struct tx_ring *txr = &tx_que->txr;
524 if (txr->tx_rsq == NULL)
527 free(txr->tx_rsq, M_IXGBE);
531 free(adapter->tx_queues, M_IXGBE);
532 adapter->tx_queues = NULL;
534 if (rx_que != NULL) {
535 free(adapter->rx_queues, M_IXGBE);
536 adapter->rx_queues = NULL;
538 } /* ixgbe_if_queues_free */
540 /************************************************************************
541 * ixgbe_initialize_rss_mapping
542 ************************************************************************/
544 ixgbe_initialize_rss_mapping(struct adapter *adapter)
546 struct ixgbe_hw *hw = &adapter->hw;
547 u32 reta = 0, mrqc, rss_key[10];
548 int queue_id, table_size, index_mult;
552 if (adapter->feat_en & IXGBE_FEATURE_RSS) {
553 /* Fetch the configured RSS key */
554 rss_getkey((uint8_t *)&rss_key);
556 /* set up random bits */
557 arc4rand(&rss_key, sizeof(rss_key), 0);
560 /* Set multiplier for RETA setup and table size based on MAC */
563 switch (adapter->hw.mac.type) {
564 case ixgbe_mac_82598EB:
568 case ixgbe_mac_X550EM_x:
569 case ixgbe_mac_X550EM_a:
576 /* Set up the redirection table */
577 for (i = 0, j = 0; i < table_size; i++, j++) {
578 if (j == adapter->num_rx_queues)
581 if (adapter->feat_en & IXGBE_FEATURE_RSS) {
583 * Fetch the RSS bucket id for the given indirection
584 * entry. Cap it at the number of configured buckets
585 * (which is num_rx_queues.)
587 queue_id = rss_get_indirection_to_bucket(i);
588 queue_id = queue_id % adapter->num_rx_queues;
590 queue_id = (j * index_mult);
593 * The low 8 bits are for hash value (n+0);
594 * The next 8 bits are for hash value (n+1), etc.
597 reta = reta | (((uint32_t)queue_id) << 24);
600 IXGBE_WRITE_REG(hw, IXGBE_RETA(i >> 2), reta);
602 IXGBE_WRITE_REG(hw, IXGBE_ERETA((i >> 2) - 32),
608 /* Now fill our hash function seeds */
609 for (i = 0; i < 10; i++)
610 IXGBE_WRITE_REG(hw, IXGBE_RSSRK(i), rss_key[i]);
612 /* Perform hash on these packet types */
613 if (adapter->feat_en & IXGBE_FEATURE_RSS)
614 rss_hash_config = rss_gethashconfig();
617 * Disable UDP - IP fragments aren't currently being handled
618 * and so we end up with a mix of 2-tuple and 4-tuple
621 rss_hash_config = RSS_HASHTYPE_RSS_IPV4
622 | RSS_HASHTYPE_RSS_TCP_IPV4
623 | RSS_HASHTYPE_RSS_IPV6
624 | RSS_HASHTYPE_RSS_TCP_IPV6
625 | RSS_HASHTYPE_RSS_IPV6_EX
626 | RSS_HASHTYPE_RSS_TCP_IPV6_EX;
629 mrqc = IXGBE_MRQC_RSSEN;
630 if (rss_hash_config & RSS_HASHTYPE_RSS_IPV4)
631 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4;
632 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV4)
633 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_TCP;
634 if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6)
635 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6;
636 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6)
637 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_TCP;
638 if (rss_hash_config & RSS_HASHTYPE_RSS_IPV6_EX)
639 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_EX;
640 if (rss_hash_config & RSS_HASHTYPE_RSS_TCP_IPV6_EX)
641 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_EX_TCP;
642 if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV4)
643 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV4_UDP;
644 if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV6)
645 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_UDP;
646 if (rss_hash_config & RSS_HASHTYPE_RSS_UDP_IPV6_EX)
647 mrqc |= IXGBE_MRQC_RSS_FIELD_IPV6_EX_UDP;
648 mrqc |= ixgbe_get_mrqc(adapter->iov_mode);
649 IXGBE_WRITE_REG(hw, IXGBE_MRQC, mrqc);
650 } /* ixgbe_initialize_rss_mapping */
652 /************************************************************************
653 * ixgbe_initialize_receive_units - Setup receive registers and features.
654 ************************************************************************/
655 #define BSIZEPKT_ROUNDUP ((1<<IXGBE_SRRCTL_BSIZEPKT_SHIFT)-1)
658 ixgbe_initialize_receive_units(if_ctx_t ctx)
660 struct adapter *adapter = iflib_get_softc(ctx);
661 if_softc_ctx_t scctx = adapter->shared;
662 struct ixgbe_hw *hw = &adapter->hw;
663 struct ifnet *ifp = iflib_get_ifp(ctx);
664 struct ix_rx_queue *que;
666 u32 bufsz, fctrl, srrctl, rxcsum;
670 * Make sure receives are disabled while
671 * setting up the descriptor ring
673 ixgbe_disable_rx(hw);
675 /* Enable broadcasts */
676 fctrl = IXGBE_READ_REG(hw, IXGBE_FCTRL);
677 fctrl |= IXGBE_FCTRL_BAM;
678 if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
679 fctrl |= IXGBE_FCTRL_DPF;
680 fctrl |= IXGBE_FCTRL_PMCF;
682 IXGBE_WRITE_REG(hw, IXGBE_FCTRL, fctrl);
684 /* Set for Jumbo Frames? */
685 hlreg = IXGBE_READ_REG(hw, IXGBE_HLREG0);
686 if (ifp->if_mtu > ETHERMTU)
687 hlreg |= IXGBE_HLREG0_JUMBOEN;
689 hlreg &= ~IXGBE_HLREG0_JUMBOEN;
690 IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hlreg);
692 bufsz = (adapter->rx_mbuf_sz + BSIZEPKT_ROUNDUP) >>
693 IXGBE_SRRCTL_BSIZEPKT_SHIFT;
695 /* Setup the Base and Length of the Rx Descriptor Ring */
696 for (i = 0, que = adapter->rx_queues; i < adapter->num_rx_queues; i++, que++) {
697 struct rx_ring *rxr = &que->rxr;
698 u64 rdba = rxr->rx_paddr;
702 /* Setup the Base and Length of the Rx Descriptor Ring */
703 IXGBE_WRITE_REG(hw, IXGBE_RDBAL(j),
704 (rdba & 0x00000000ffffffffULL));
705 IXGBE_WRITE_REG(hw, IXGBE_RDBAH(j), (rdba >> 32));
706 IXGBE_WRITE_REG(hw, IXGBE_RDLEN(j),
707 scctx->isc_nrxd[0] * sizeof(union ixgbe_adv_rx_desc));
709 /* Set up the SRRCTL register */
710 srrctl = IXGBE_READ_REG(hw, IXGBE_SRRCTL(j));
711 srrctl &= ~IXGBE_SRRCTL_BSIZEHDR_MASK;
712 srrctl &= ~IXGBE_SRRCTL_BSIZEPKT_MASK;
714 srrctl |= IXGBE_SRRCTL_DESCTYPE_ADV_ONEBUF;
717 * Set DROP_EN iff we have no flow control and >1 queue.
718 * Note that srrctl was cleared shortly before during reset,
719 * so we do not need to clear the bit, but do it just in case
720 * this code is moved elsewhere.
722 if (adapter->num_rx_queues > 1 &&
723 adapter->hw.fc.requested_mode == ixgbe_fc_none) {
724 srrctl |= IXGBE_SRRCTL_DROP_EN;
726 srrctl &= ~IXGBE_SRRCTL_DROP_EN;
729 IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(j), srrctl);
731 /* Setup the HW Rx Head and Tail Descriptor Pointers */
732 IXGBE_WRITE_REG(hw, IXGBE_RDH(j), 0);
733 IXGBE_WRITE_REG(hw, IXGBE_RDT(j), 0);
735 /* Set the driver rx tail address */
736 rxr->tail = IXGBE_RDT(rxr->me);
739 if (adapter->hw.mac.type != ixgbe_mac_82598EB) {
740 u32 psrtype = IXGBE_PSRTYPE_TCPHDR
741 | IXGBE_PSRTYPE_UDPHDR
742 | IXGBE_PSRTYPE_IPV4HDR
743 | IXGBE_PSRTYPE_IPV6HDR;
744 IXGBE_WRITE_REG(hw, IXGBE_PSRTYPE(0), psrtype);
747 rxcsum = IXGBE_READ_REG(hw, IXGBE_RXCSUM);
749 ixgbe_initialize_rss_mapping(adapter);
751 if (adapter->num_rx_queues > 1) {
752 /* RSS and RX IPP Checksum are mutually exclusive */
753 rxcsum |= IXGBE_RXCSUM_PCSD;
756 if (ifp->if_capenable & IFCAP_RXCSUM)
757 rxcsum |= IXGBE_RXCSUM_PCSD;
759 /* This is useful for calculating UDP/IP fragment checksums */
760 if (!(rxcsum & IXGBE_RXCSUM_PCSD))
761 rxcsum |= IXGBE_RXCSUM_IPPCSE;
763 IXGBE_WRITE_REG(hw, IXGBE_RXCSUM, rxcsum);
765 } /* ixgbe_initialize_receive_units */
767 /************************************************************************
768 * ixgbe_initialize_transmit_units - Enable transmit units.
769 ************************************************************************/
771 ixgbe_initialize_transmit_units(if_ctx_t ctx)
773 struct adapter *adapter = iflib_get_softc(ctx);
774 struct ixgbe_hw *hw = &adapter->hw;
775 if_softc_ctx_t scctx = adapter->shared;
776 struct ix_tx_queue *que;
779 /* Setup the Base and Length of the Tx Descriptor Ring */
780 for (i = 0, que = adapter->tx_queues; i < adapter->num_tx_queues;
782 struct tx_ring *txr = &que->txr;
783 u64 tdba = txr->tx_paddr;
787 IXGBE_WRITE_REG(hw, IXGBE_TDBAL(j),
788 (tdba & 0x00000000ffffffffULL));
789 IXGBE_WRITE_REG(hw, IXGBE_TDBAH(j), (tdba >> 32));
790 IXGBE_WRITE_REG(hw, IXGBE_TDLEN(j),
791 scctx->isc_ntxd[0] * sizeof(union ixgbe_adv_tx_desc));
793 /* Setup the HW Tx Head and Tail descriptor pointers */
794 IXGBE_WRITE_REG(hw, IXGBE_TDH(j), 0);
795 IXGBE_WRITE_REG(hw, IXGBE_TDT(j), 0);
797 /* Cache the tail address */
798 txr->tail = IXGBE_TDT(txr->me);
800 txr->tx_rs_cidx = txr->tx_rs_pidx;
801 txr->tx_cidx_processed = scctx->isc_ntxd[0] - 1;
802 for (int k = 0; k < scctx->isc_ntxd[0]; k++)
803 txr->tx_rsq[k] = QIDX_INVALID;
805 /* Disable Head Writeback */
807 * Note: for X550 series devices, these registers are actually
808 * prefixed with TPH_ isntead of DCA_, but the addresses and
809 * fields remain the same.
811 switch (hw->mac.type) {
812 case ixgbe_mac_82598EB:
813 txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(j));
816 txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL_82599(j));
819 txctrl &= ~IXGBE_DCA_TXCTRL_DESC_WRO_EN;
820 switch (hw->mac.type) {
821 case ixgbe_mac_82598EB:
822 IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(j), txctrl);
825 IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL_82599(j), txctrl);
831 if (hw->mac.type != ixgbe_mac_82598EB) {
832 u32 dmatxctl, rttdcs;
834 dmatxctl = IXGBE_READ_REG(hw, IXGBE_DMATXCTL);
835 dmatxctl |= IXGBE_DMATXCTL_TE;
836 IXGBE_WRITE_REG(hw, IXGBE_DMATXCTL, dmatxctl);
837 /* Disable arbiter to set MTQC */
838 rttdcs = IXGBE_READ_REG(hw, IXGBE_RTTDCS);
839 rttdcs |= IXGBE_RTTDCS_ARBDIS;
840 IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs);
841 IXGBE_WRITE_REG(hw, IXGBE_MTQC,
842 ixgbe_get_mtqc(adapter->iov_mode));
843 rttdcs &= ~IXGBE_RTTDCS_ARBDIS;
844 IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs);
847 } /* ixgbe_initialize_transmit_units */
849 /************************************************************************
851 ************************************************************************/
853 ixgbe_register(device_t dev)
856 } /* ixgbe_register */
858 /************************************************************************
859 * ixgbe_if_attach_pre - Device initialization routine, part 1
861 * Called when the driver is being loaded.
862 * Identifies the type of hardware, initializes the hardware,
863 * and initializes iflib structures.
865 * return 0 on success, positive on failure
866 ************************************************************************/
868 ixgbe_if_attach_pre(if_ctx_t ctx)
870 struct adapter *adapter;
872 if_softc_ctx_t scctx;
877 INIT_DEBUGOUT("ixgbe_attach: begin");
879 /* Allocate, clear, and link in our adapter structure */
880 dev = iflib_get_dev(ctx);
881 adapter = iflib_get_softc(ctx);
882 adapter->hw.back = adapter;
885 scctx = adapter->shared = iflib_get_softc_ctx(ctx);
886 adapter->media = iflib_get_media(ctx);
889 /* Determine hardware revision */
890 hw->vendor_id = pci_get_vendor(dev);
891 hw->device_id = pci_get_device(dev);
892 hw->revision_id = pci_get_revid(dev);
893 hw->subsystem_vendor_id = pci_get_subvendor(dev);
894 hw->subsystem_device_id = pci_get_subdevice(dev);
896 /* Do base PCI setup - map BAR0 */
897 if (ixgbe_allocate_pci_resources(ctx)) {
898 device_printf(dev, "Allocation of PCI resources failed\n");
902 /* let hardware know driver is loaded */
903 ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
904 ctrl_ext |= IXGBE_CTRL_EXT_DRV_LOAD;
905 IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext);
908 * Initialize the shared code
910 if (ixgbe_init_shared_code(hw) != 0) {
911 device_printf(dev, "Unable to initialize the shared code\n");
916 if (hw->mbx.ops.init_params)
917 hw->mbx.ops.init_params(hw);
919 hw->allow_unsupported_sfp = allow_unsupported_sfp;
921 if (hw->mac.type != ixgbe_mac_82598EB)
922 hw->phy.smart_speed = ixgbe_smart_speed;
924 ixgbe_init_device_features(adapter);
926 /* Enable WoL (if supported) */
927 ixgbe_check_wol_support(adapter);
929 /* Verify adapter fan is still functional (if applicable) */
930 if (adapter->feat_en & IXGBE_FEATURE_FAN_FAIL) {
931 u32 esdp = IXGBE_READ_REG(hw, IXGBE_ESDP);
932 ixgbe_check_fan_failure(adapter, esdp, FALSE);
935 /* Ensure SW/FW semaphore is free */
936 ixgbe_init_swfw_semaphore(hw);
938 /* Set an initial default flow control value */
939 hw->fc.requested_mode = ixgbe_flow_control;
941 hw->phy.reset_if_overtemp = TRUE;
942 error = ixgbe_reset_hw(hw);
943 hw->phy.reset_if_overtemp = FALSE;
944 if (error == IXGBE_ERR_SFP_NOT_PRESENT) {
946 * No optics in this port, set up
947 * so the timer routine will probe
948 * for later insertion.
950 adapter->sfp_probe = TRUE;
952 } else if (error == IXGBE_ERR_SFP_NOT_SUPPORTED) {
953 device_printf(dev, "Unsupported SFP+ module detected!\n");
957 device_printf(dev, "Hardware initialization failed\n");
962 /* Make sure we have a good EEPROM before we read from it */
963 if (ixgbe_validate_eeprom_checksum(&adapter->hw, NULL) < 0) {
964 device_printf(dev, "The EEPROM Checksum Is Not Valid\n");
969 error = ixgbe_start_hw(hw);
971 case IXGBE_ERR_EEPROM_VERSION:
972 device_printf(dev, "This device is a pre-production adapter/LOM. Please be aware there may be issues associated with your hardware.\nIf you are experiencing problems please contact your Intel or hardware representative who provided you with this hardware.\n");
974 case IXGBE_ERR_SFP_NOT_SUPPORTED:
975 device_printf(dev, "Unsupported SFP+ Module\n");
978 case IXGBE_ERR_SFP_NOT_PRESENT:
979 device_printf(dev, "No SFP+ Module found\n");
985 /* Most of the iflib initialization... */
987 iflib_set_mac(ctx, hw->mac.addr);
988 switch (adapter->hw.mac.type) {
990 case ixgbe_mac_X550EM_x:
991 case ixgbe_mac_X550EM_a:
992 scctx->isc_rss_table_size = 512;
993 scctx->isc_ntxqsets_max = scctx->isc_nrxqsets_max = 64;
996 scctx->isc_rss_table_size = 128;
997 scctx->isc_ntxqsets_max = scctx->isc_nrxqsets_max = 16;
1000 /* Allow legacy interrupts */
1001 ixgbe_txrx.ift_legacy_intr = ixgbe_intr;
1003 scctx->isc_txqsizes[0] =
1004 roundup2(scctx->isc_ntxd[0] * sizeof(union ixgbe_adv_tx_desc) +
1005 sizeof(u32), DBA_ALIGN),
1006 scctx->isc_rxqsizes[0] =
1007 roundup2(scctx->isc_nrxd[0] * sizeof(union ixgbe_adv_rx_desc),
1011 scctx->isc_tx_csum_flags = CSUM_IP | CSUM_TCP | CSUM_UDP | CSUM_TSO |
1012 CSUM_IP6_TCP | CSUM_IP6_UDP | CSUM_IP6_TSO;
1013 if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
1014 scctx->isc_tx_nsegments = IXGBE_82598_SCATTER;
1015 scctx->isc_msix_bar = PCIR_BAR(MSIX_82598_BAR);
1017 scctx->isc_tx_csum_flags |= CSUM_SCTP |CSUM_IP6_SCTP;
1018 scctx->isc_tx_nsegments = IXGBE_82599_SCATTER;
1019 scctx->isc_msix_bar = PCIR_BAR(MSIX_82599_BAR);
1021 scctx->isc_tx_tso_segments_max = scctx->isc_tx_nsegments;
1022 scctx->isc_tx_tso_size_max = IXGBE_TSO_SIZE;
1023 scctx->isc_tx_tso_segsize_max = PAGE_SIZE;
1025 scctx->isc_txrx = &ixgbe_txrx;
1027 scctx->isc_capabilities = scctx->isc_capenable = IXGBE_CAPS;
1032 ctrl_ext = IXGBE_READ_REG(&adapter->hw, IXGBE_CTRL_EXT);
1033 ctrl_ext &= ~IXGBE_CTRL_EXT_DRV_LOAD;
1034 IXGBE_WRITE_REG(&adapter->hw, IXGBE_CTRL_EXT, ctrl_ext);
1035 ixgbe_free_pci_resources(ctx);
1038 } /* ixgbe_if_attach_pre */
1040 /*********************************************************************
1041 * ixgbe_if_attach_post - Device initialization routine, part 2
1043 * Called during driver load, but after interrupts and
1044 * resources have been allocated and configured.
1045 * Sets up some data structures not relevant to iflib.
1047 * return 0 on success, positive on failure
1048 *********************************************************************/
1050 ixgbe_if_attach_post(if_ctx_t ctx)
1053 struct adapter *adapter;
1054 struct ixgbe_hw *hw;
1057 dev = iflib_get_dev(ctx);
1058 adapter = iflib_get_softc(ctx);
1062 if (adapter->intr_type == IFLIB_INTR_LEGACY &&
1063 (adapter->feat_cap & IXGBE_FEATURE_LEGACY_IRQ) == 0) {
1064 device_printf(dev, "Device does not support legacy interrupts");
1069 /* Allocate multicast array memory. */
1070 adapter->mta = malloc(sizeof(*adapter->mta) *
1071 MAX_NUM_MULTICAST_ADDRESSES, M_IXGBE, M_NOWAIT);
1072 if (adapter->mta == NULL) {
1073 device_printf(dev, "Can not allocate multicast setup array\n");
1078 /* hw.ix defaults init */
1079 ixgbe_set_advertise(adapter, ixgbe_advertise_speed);
1081 /* Enable the optics for 82599 SFP+ fiber */
1082 ixgbe_enable_tx_laser(hw);
1084 /* Enable power to the phy. */
1085 ixgbe_set_phy_power(hw, TRUE);
1087 ixgbe_initialize_iov(adapter);
1089 error = ixgbe_setup_interface(ctx);
1091 device_printf(dev, "Interface setup failed: %d\n", error);
1095 ixgbe_if_update_admin_status(ctx);
1097 /* Initialize statistics */
1098 ixgbe_update_stats_counters(adapter);
1099 ixgbe_add_hw_stats(adapter);
1101 /* Check PCIE slot type/speed/width */
1102 ixgbe_get_slot_info(adapter);
1105 * Do time init and sysctl init here, but
1106 * only on the first port of a bypass adapter.
1108 ixgbe_bypass_init(adapter);
1110 /* Set an initial dmac value */
1112 /* Set initial advertised speeds (if applicable) */
1113 adapter->advertise = ixgbe_get_advertise(adapter);
1115 if (adapter->feat_cap & IXGBE_FEATURE_SRIOV)
1116 ixgbe_define_iov_schemas(dev, &error);
1119 ixgbe_add_device_sysctls(ctx);
1124 } /* ixgbe_if_attach_post */
1126 /************************************************************************
1127 * ixgbe_check_wol_support
1129 * Checks whether the adapter's ports are capable of
1130 * Wake On LAN by reading the adapter's NVM.
1132 * Sets each port's hw->wol_enabled value depending
1133 * on the value read here.
1134 ************************************************************************/
1136 ixgbe_check_wol_support(struct adapter *adapter)
1138 struct ixgbe_hw *hw = &adapter->hw;
1141 /* Find out WoL support for port */
1142 adapter->wol_support = hw->wol_enabled = 0;
1143 ixgbe_get_device_caps(hw, &dev_caps);
1144 if ((dev_caps & IXGBE_DEVICE_CAPS_WOL_PORT0_1) ||
1145 ((dev_caps & IXGBE_DEVICE_CAPS_WOL_PORT0) &&
1147 adapter->wol_support = hw->wol_enabled = 1;
1149 /* Save initial wake up filter configuration */
1150 adapter->wufc = IXGBE_READ_REG(hw, IXGBE_WUFC);
1153 } /* ixgbe_check_wol_support */
1155 /************************************************************************
1156 * ixgbe_setup_interface
1158 * Setup networking device structure and register an interface.
1159 ************************************************************************/
1161 ixgbe_setup_interface(if_ctx_t ctx)
1163 struct ifnet *ifp = iflib_get_ifp(ctx);
1164 struct adapter *adapter = iflib_get_softc(ctx);
1166 INIT_DEBUGOUT("ixgbe_setup_interface: begin");
1168 if_setbaudrate(ifp, IF_Gbps(10));
1170 adapter->max_frame_size = ifp->if_mtu + ETHER_HDR_LEN + ETHER_CRC_LEN;
1172 adapter->phy_layer = ixgbe_get_supported_physical_layer(&adapter->hw);
1174 ixgbe_add_media_types(ctx);
1176 /* Autoselect media by default */
1177 ifmedia_set(adapter->media, IFM_ETHER | IFM_AUTO);
1180 } /* ixgbe_setup_interface */
1182 /************************************************************************
1183 * ixgbe_if_get_counter
1184 ************************************************************************/
1186 ixgbe_if_get_counter(if_ctx_t ctx, ift_counter cnt)
1188 struct adapter *adapter = iflib_get_softc(ctx);
1189 if_t ifp = iflib_get_ifp(ctx);
1192 case IFCOUNTER_IPACKETS:
1193 return (adapter->ipackets);
1194 case IFCOUNTER_OPACKETS:
1195 return (adapter->opackets);
1196 case IFCOUNTER_IBYTES:
1197 return (adapter->ibytes);
1198 case IFCOUNTER_OBYTES:
1199 return (adapter->obytes);
1200 case IFCOUNTER_IMCASTS:
1201 return (adapter->imcasts);
1202 case IFCOUNTER_OMCASTS:
1203 return (adapter->omcasts);
1204 case IFCOUNTER_COLLISIONS:
1206 case IFCOUNTER_IQDROPS:
1207 return (adapter->iqdrops);
1208 case IFCOUNTER_OQDROPS:
1210 case IFCOUNTER_IERRORS:
1211 return (adapter->ierrors);
1213 return (if_get_counter_default(ifp, cnt));
1215 } /* ixgbe_if_get_counter */
1217 /************************************************************************
1219 ************************************************************************/
1221 ixgbe_if_i2c_req(if_ctx_t ctx, struct ifi2creq *req)
1223 struct adapter *adapter = iflib_get_softc(ctx);
1224 struct ixgbe_hw *hw = &adapter->hw;
1228 if (hw->phy.ops.read_i2c_byte == NULL)
1230 for (i = 0; i < req->len; i++)
1231 hw->phy.ops.read_i2c_byte(hw, req->offset + i,
1232 req->dev_addr, &req->data[i]);
1234 } /* ixgbe_if_i2c_req */
1236 /************************************************************************
1237 * ixgbe_add_media_types
1238 ************************************************************************/
1240 ixgbe_add_media_types(if_ctx_t ctx)
1242 struct adapter *adapter = iflib_get_softc(ctx);
1243 struct ixgbe_hw *hw = &adapter->hw;
1244 device_t dev = iflib_get_dev(ctx);
1247 layer = adapter->phy_layer = ixgbe_get_supported_physical_layer(hw);
1249 /* Media types with matching FreeBSD media defines */
1250 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_T)
1251 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_T, 0, NULL);
1252 if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_T)
1253 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_T, 0, NULL);
1254 if (layer & IXGBE_PHYSICAL_LAYER_100BASE_TX)
1255 ifmedia_add(adapter->media, IFM_ETHER | IFM_100_TX, 0, NULL);
1256 if (layer & IXGBE_PHYSICAL_LAYER_10BASE_T)
1257 ifmedia_add(adapter->media, IFM_ETHER | IFM_10_T, 0, NULL);
1259 if (layer & IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU ||
1260 layer & IXGBE_PHYSICAL_LAYER_SFP_ACTIVE_DA)
1261 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_TWINAX, 0,
1264 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_LR) {
1265 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_LR, 0, NULL);
1266 if (hw->phy.multispeed_fiber)
1267 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_LX, 0,
1270 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_SR) {
1271 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_SR, 0, NULL);
1272 if (hw->phy.multispeed_fiber)
1273 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_SX, 0,
1275 } else if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_SX)
1276 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_SX, 0, NULL);
1277 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_CX4)
1278 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_CX4, 0, NULL);
1280 #ifdef IFM_ETH_XTYPE
1281 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR)
1282 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_KR, 0, NULL);
1283 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4)
1284 ifmedia_add( adapter->media, IFM_ETHER | IFM_10G_KX4, 0, NULL);
1285 if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX)
1286 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_KX, 0, NULL);
1287 if (layer & IXGBE_PHYSICAL_LAYER_2500BASE_KX)
1288 ifmedia_add(adapter->media, IFM_ETHER | IFM_2500_KX, 0, NULL);
1290 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR) {
1291 device_printf(dev, "Media supported: 10GbaseKR\n");
1292 device_printf(dev, "10GbaseKR mapped to 10GbaseSR\n");
1293 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_SR, 0, NULL);
1295 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4) {
1296 device_printf(dev, "Media supported: 10GbaseKX4\n");
1297 device_printf(dev, "10GbaseKX4 mapped to 10GbaseCX4\n");
1298 ifmedia_add(adapter->media, IFM_ETHER | IFM_10G_CX4, 0, NULL);
1300 if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX) {
1301 device_printf(dev, "Media supported: 1000baseKX\n");
1302 device_printf(dev, "1000baseKX mapped to 1000baseCX\n");
1303 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_CX, 0, NULL);
1305 if (layer & IXGBE_PHYSICAL_LAYER_2500BASE_KX) {
1306 device_printf(dev, "Media supported: 2500baseKX\n");
1307 device_printf(dev, "2500baseKX mapped to 2500baseSX\n");
1308 ifmedia_add(adapter->media, IFM_ETHER | IFM_2500_SX, 0, NULL);
1311 if (layer & IXGBE_PHYSICAL_LAYER_1000BASE_BX)
1312 device_printf(dev, "Media supported: 1000baseBX\n");
1314 if (hw->device_id == IXGBE_DEV_ID_82598AT) {
1315 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_T | IFM_FDX,
1317 ifmedia_add(adapter->media, IFM_ETHER | IFM_1000_T, 0, NULL);
1320 ifmedia_add(adapter->media, IFM_ETHER | IFM_AUTO, 0, NULL);
1321 } /* ixgbe_add_media_types */
1323 /************************************************************************
1325 ************************************************************************/
1327 ixgbe_is_sfp(struct ixgbe_hw *hw)
1329 switch (hw->mac.type) {
1330 case ixgbe_mac_82598EB:
1331 if (hw->phy.type == ixgbe_phy_nl)
1334 case ixgbe_mac_82599EB:
1335 switch (hw->mac.ops.get_media_type(hw)) {
1336 case ixgbe_media_type_fiber:
1337 case ixgbe_media_type_fiber_qsfp:
1342 case ixgbe_mac_X550EM_x:
1343 case ixgbe_mac_X550EM_a:
1344 if (hw->mac.ops.get_media_type(hw) == ixgbe_media_type_fiber)
1350 } /* ixgbe_is_sfp */
1352 /************************************************************************
1354 ************************************************************************/
1356 ixgbe_config_link(if_ctx_t ctx)
1358 struct adapter *adapter = iflib_get_softc(ctx);
1359 struct ixgbe_hw *hw = &adapter->hw;
1360 u32 autoneg, err = 0;
1361 bool sfp, negotiate;
1363 sfp = ixgbe_is_sfp(hw);
1366 adapter->task_requests |= IXGBE_REQUEST_TASK_MOD;
1367 iflib_admin_intr_deferred(ctx);
1369 if (hw->mac.ops.check_link)
1370 err = ixgbe_check_link(hw, &adapter->link_speed,
1371 &adapter->link_up, FALSE);
1374 autoneg = hw->phy.autoneg_advertised;
1375 if ((!autoneg) && (hw->mac.ops.get_link_capabilities))
1376 err = hw->mac.ops.get_link_capabilities(hw, &autoneg,
1380 if (hw->mac.ops.setup_link)
1381 err = hw->mac.ops.setup_link(hw, autoneg,
1384 } /* ixgbe_config_link */
1386 /************************************************************************
1387 * ixgbe_update_stats_counters - Update board statistics counters.
1388 ************************************************************************/
1390 ixgbe_update_stats_counters(struct adapter *adapter)
1392 struct ixgbe_hw *hw = &adapter->hw;
1393 struct ixgbe_hw_stats *stats = &adapter->stats.pf;
1394 u32 missed_rx = 0, bprc, lxon, lxoff, total;
1395 u64 total_missed_rx = 0;
1397 stats->crcerrs += IXGBE_READ_REG(hw, IXGBE_CRCERRS);
1398 stats->illerrc += IXGBE_READ_REG(hw, IXGBE_ILLERRC);
1399 stats->errbc += IXGBE_READ_REG(hw, IXGBE_ERRBC);
1400 stats->mspdc += IXGBE_READ_REG(hw, IXGBE_MSPDC);
1401 stats->mpc[0] += IXGBE_READ_REG(hw, IXGBE_MPC(0));
1403 for (int i = 0; i < 16; i++) {
1404 stats->qprc[i] += IXGBE_READ_REG(hw, IXGBE_QPRC(i));
1405 stats->qptc[i] += IXGBE_READ_REG(hw, IXGBE_QPTC(i));
1406 stats->qprdc[i] += IXGBE_READ_REG(hw, IXGBE_QPRDC(i));
1408 stats->mlfc += IXGBE_READ_REG(hw, IXGBE_MLFC);
1409 stats->mrfc += IXGBE_READ_REG(hw, IXGBE_MRFC);
1410 stats->rlec += IXGBE_READ_REG(hw, IXGBE_RLEC);
1412 /* Hardware workaround, gprc counts missed packets */
1413 stats->gprc += IXGBE_READ_REG(hw, IXGBE_GPRC);
1414 stats->gprc -= missed_rx;
1416 if (hw->mac.type != ixgbe_mac_82598EB) {
1417 stats->gorc += IXGBE_READ_REG(hw, IXGBE_GORCL) +
1418 ((u64)IXGBE_READ_REG(hw, IXGBE_GORCH) << 32);
1419 stats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCL) +
1420 ((u64)IXGBE_READ_REG(hw, IXGBE_GOTCH) << 32);
1421 stats->tor += IXGBE_READ_REG(hw, IXGBE_TORL) +
1422 ((u64)IXGBE_READ_REG(hw, IXGBE_TORH) << 32);
1423 stats->lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXCNT);
1424 stats->lxoffrxc += IXGBE_READ_REG(hw, IXGBE_LXOFFRXCNT);
1426 stats->lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXC);
1427 stats->lxoffrxc += IXGBE_READ_REG(hw, IXGBE_LXOFFRXC);
1428 /* 82598 only has a counter in the high register */
1429 stats->gorc += IXGBE_READ_REG(hw, IXGBE_GORCH);
1430 stats->gotc += IXGBE_READ_REG(hw, IXGBE_GOTCH);
1431 stats->tor += IXGBE_READ_REG(hw, IXGBE_TORH);
1435 * Workaround: mprc hardware is incorrectly counting
1436 * broadcasts, so for now we subtract those.
1438 bprc = IXGBE_READ_REG(hw, IXGBE_BPRC);
1439 stats->bprc += bprc;
1440 stats->mprc += IXGBE_READ_REG(hw, IXGBE_MPRC);
1441 if (hw->mac.type == ixgbe_mac_82598EB)
1442 stats->mprc -= bprc;
1444 stats->prc64 += IXGBE_READ_REG(hw, IXGBE_PRC64);
1445 stats->prc127 += IXGBE_READ_REG(hw, IXGBE_PRC127);
1446 stats->prc255 += IXGBE_READ_REG(hw, IXGBE_PRC255);
1447 stats->prc511 += IXGBE_READ_REG(hw, IXGBE_PRC511);
1448 stats->prc1023 += IXGBE_READ_REG(hw, IXGBE_PRC1023);
1449 stats->prc1522 += IXGBE_READ_REG(hw, IXGBE_PRC1522);
1451 lxon = IXGBE_READ_REG(hw, IXGBE_LXONTXC);
1452 stats->lxontxc += lxon;
1453 lxoff = IXGBE_READ_REG(hw, IXGBE_LXOFFTXC);
1454 stats->lxofftxc += lxoff;
1455 total = lxon + lxoff;
1457 stats->gptc += IXGBE_READ_REG(hw, IXGBE_GPTC);
1458 stats->mptc += IXGBE_READ_REG(hw, IXGBE_MPTC);
1459 stats->ptc64 += IXGBE_READ_REG(hw, IXGBE_PTC64);
1460 stats->gptc -= total;
1461 stats->mptc -= total;
1462 stats->ptc64 -= total;
1463 stats->gotc -= total * ETHER_MIN_LEN;
1465 stats->ruc += IXGBE_READ_REG(hw, IXGBE_RUC);
1466 stats->rfc += IXGBE_READ_REG(hw, IXGBE_RFC);
1467 stats->roc += IXGBE_READ_REG(hw, IXGBE_ROC);
1468 stats->rjc += IXGBE_READ_REG(hw, IXGBE_RJC);
1469 stats->mngprc += IXGBE_READ_REG(hw, IXGBE_MNGPRC);
1470 stats->mngpdc += IXGBE_READ_REG(hw, IXGBE_MNGPDC);
1471 stats->mngptc += IXGBE_READ_REG(hw, IXGBE_MNGPTC);
1472 stats->tpr += IXGBE_READ_REG(hw, IXGBE_TPR);
1473 stats->tpt += IXGBE_READ_REG(hw, IXGBE_TPT);
1474 stats->ptc127 += IXGBE_READ_REG(hw, IXGBE_PTC127);
1475 stats->ptc255 += IXGBE_READ_REG(hw, IXGBE_PTC255);
1476 stats->ptc511 += IXGBE_READ_REG(hw, IXGBE_PTC511);
1477 stats->ptc1023 += IXGBE_READ_REG(hw, IXGBE_PTC1023);
1478 stats->ptc1522 += IXGBE_READ_REG(hw, IXGBE_PTC1522);
1479 stats->bptc += IXGBE_READ_REG(hw, IXGBE_BPTC);
1480 stats->xec += IXGBE_READ_REG(hw, IXGBE_XEC);
1481 stats->fccrc += IXGBE_READ_REG(hw, IXGBE_FCCRC);
1482 stats->fclast += IXGBE_READ_REG(hw, IXGBE_FCLAST);
1483 /* Only read FCOE on 82599 */
1484 if (hw->mac.type != ixgbe_mac_82598EB) {
1485 stats->fcoerpdc += IXGBE_READ_REG(hw, IXGBE_FCOERPDC);
1486 stats->fcoeprc += IXGBE_READ_REG(hw, IXGBE_FCOEPRC);
1487 stats->fcoeptc += IXGBE_READ_REG(hw, IXGBE_FCOEPTC);
1488 stats->fcoedwrc += IXGBE_READ_REG(hw, IXGBE_FCOEDWRC);
1489 stats->fcoedwtc += IXGBE_READ_REG(hw, IXGBE_FCOEDWTC);
1492 /* Fill out the OS statistics structure */
1493 IXGBE_SET_IPACKETS(adapter, stats->gprc);
1494 IXGBE_SET_OPACKETS(adapter, stats->gptc);
1495 IXGBE_SET_IBYTES(adapter, stats->gorc);
1496 IXGBE_SET_OBYTES(adapter, stats->gotc);
1497 IXGBE_SET_IMCASTS(adapter, stats->mprc);
1498 IXGBE_SET_OMCASTS(adapter, stats->mptc);
1499 IXGBE_SET_COLLISIONS(adapter, 0);
1500 IXGBE_SET_IQDROPS(adapter, total_missed_rx);
1501 IXGBE_SET_IERRORS(adapter, stats->crcerrs + stats->rlec);
1502 } /* ixgbe_update_stats_counters */
1504 /************************************************************************
1505 * ixgbe_add_hw_stats
1507 * Add sysctl variables, one per statistic, to the system.
1508 ************************************************************************/
1510 ixgbe_add_hw_stats(struct adapter *adapter)
1512 device_t dev = iflib_get_dev(adapter->ctx);
1513 struct ix_rx_queue *rx_que;
1514 struct ix_tx_queue *tx_que;
1515 struct sysctl_ctx_list *ctx = device_get_sysctl_ctx(dev);
1516 struct sysctl_oid *tree = device_get_sysctl_tree(dev);
1517 struct sysctl_oid_list *child = SYSCTL_CHILDREN(tree);
1518 struct ixgbe_hw_stats *stats = &adapter->stats.pf;
1519 struct sysctl_oid *stat_node, *queue_node;
1520 struct sysctl_oid_list *stat_list, *queue_list;
1523 #define QUEUE_NAME_LEN 32
1524 char namebuf[QUEUE_NAME_LEN];
1526 /* Driver Statistics */
1527 SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "dropped",
1528 CTLFLAG_RD, &adapter->dropped_pkts, "Driver dropped packets");
1529 SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "watchdog_events",
1530 CTLFLAG_RD, &adapter->watchdog_events, "Watchdog timeouts");
1531 SYSCTL_ADD_ULONG(ctx, child, OID_AUTO, "link_irq",
1532 CTLFLAG_RD, &adapter->link_irq, "Link MSI-X IRQ Handled");
1534 for (i = 0, tx_que = adapter->tx_queues; i < adapter->num_tx_queues; i++, tx_que++) {
1535 struct tx_ring *txr = &tx_que->txr;
1536 snprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i);
1537 queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, namebuf,
1538 CTLFLAG_RD, NULL, "Queue Name");
1539 queue_list = SYSCTL_CHILDREN(queue_node);
1541 SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "txd_head",
1542 CTLTYPE_UINT | CTLFLAG_RD, txr, sizeof(txr),
1543 ixgbe_sysctl_tdh_handler, "IU", "Transmit Descriptor Head");
1544 SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "txd_tail",
1545 CTLTYPE_UINT | CTLFLAG_RD, txr, sizeof(txr),
1546 ixgbe_sysctl_tdt_handler, "IU", "Transmit Descriptor Tail");
1547 SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tso_tx",
1548 CTLFLAG_RD, &txr->tso_tx, "TSO");
1549 SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "tx_packets",
1550 CTLFLAG_RD, &txr->total_packets,
1551 "Queue Packets Transmitted");
1554 for (i = 0, rx_que = adapter->rx_queues; i < adapter->num_rx_queues; i++, rx_que++) {
1555 struct rx_ring *rxr = &rx_que->rxr;
1556 snprintf(namebuf, QUEUE_NAME_LEN, "queue%d", i);
1557 queue_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, namebuf,
1558 CTLFLAG_RD, NULL, "Queue Name");
1559 queue_list = SYSCTL_CHILDREN(queue_node);
1561 SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "interrupt_rate",
1562 CTLTYPE_UINT | CTLFLAG_RW, &adapter->rx_queues[i],
1563 sizeof(&adapter->rx_queues[i]),
1564 ixgbe_sysctl_interrupt_rate_handler, "IU",
1566 SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "irqs",
1567 CTLFLAG_RD, &(adapter->rx_queues[i].irqs),
1568 "irqs on this queue");
1569 SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "rxd_head",
1570 CTLTYPE_UINT | CTLFLAG_RD, rxr, sizeof(rxr),
1571 ixgbe_sysctl_rdh_handler, "IU", "Receive Descriptor Head");
1572 SYSCTL_ADD_PROC(ctx, queue_list, OID_AUTO, "rxd_tail",
1573 CTLTYPE_UINT | CTLFLAG_RD, rxr, sizeof(rxr),
1574 ixgbe_sysctl_rdt_handler, "IU", "Receive Descriptor Tail");
1575 SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_packets",
1576 CTLFLAG_RD, &rxr->rx_packets, "Queue Packets Received");
1577 SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_bytes",
1578 CTLFLAG_RD, &rxr->rx_bytes, "Queue Bytes Received");
1579 SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_copies",
1580 CTLFLAG_RD, &rxr->rx_copies, "Copied RX Frames");
1581 SYSCTL_ADD_UQUAD(ctx, queue_list, OID_AUTO, "rx_discarded",
1582 CTLFLAG_RD, &rxr->rx_discarded, "Discarded RX packets");
1585 /* MAC stats get their own sub node */
1587 stat_node = SYSCTL_ADD_NODE(ctx, child, OID_AUTO, "mac_stats",
1588 CTLFLAG_RD, NULL, "MAC Statistics");
1589 stat_list = SYSCTL_CHILDREN(stat_node);
1591 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "crc_errs",
1592 CTLFLAG_RD, &stats->crcerrs, "CRC Errors");
1593 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "ill_errs",
1594 CTLFLAG_RD, &stats->illerrc, "Illegal Byte Errors");
1595 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "byte_errs",
1596 CTLFLAG_RD, &stats->errbc, "Byte Errors");
1597 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "short_discards",
1598 CTLFLAG_RD, &stats->mspdc, "MAC Short Packets Discarded");
1599 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "local_faults",
1600 CTLFLAG_RD, &stats->mlfc, "MAC Local Faults");
1601 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "remote_faults",
1602 CTLFLAG_RD, &stats->mrfc, "MAC Remote Faults");
1603 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rec_len_errs",
1604 CTLFLAG_RD, &stats->rlec, "Receive Length Errors");
1605 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_missed_packets",
1606 CTLFLAG_RD, &stats->mpc[0], "RX Missed Packet Count");
1608 /* Flow Control stats */
1609 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xon_txd",
1610 CTLFLAG_RD, &stats->lxontxc, "Link XON Transmitted");
1611 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xon_recvd",
1612 CTLFLAG_RD, &stats->lxonrxc, "Link XON Received");
1613 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xoff_txd",
1614 CTLFLAG_RD, &stats->lxofftxc, "Link XOFF Transmitted");
1615 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "xoff_recvd",
1616 CTLFLAG_RD, &stats->lxoffrxc, "Link XOFF Received");
1618 /* Packet Reception Stats */
1619 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "total_octets_rcvd",
1620 CTLFLAG_RD, &stats->tor, "Total Octets Received");
1621 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_octets_rcvd",
1622 CTLFLAG_RD, &stats->gorc, "Good Octets Received");
1623 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "total_pkts_rcvd",
1624 CTLFLAG_RD, &stats->tpr, "Total Packets Received");
1625 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_pkts_rcvd",
1626 CTLFLAG_RD, &stats->gprc, "Good Packets Received");
1627 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "mcast_pkts_rcvd",
1628 CTLFLAG_RD, &stats->mprc, "Multicast Packets Received");
1629 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "bcast_pkts_rcvd",
1630 CTLFLAG_RD, &stats->bprc, "Broadcast Packets Received");
1631 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_64",
1632 CTLFLAG_RD, &stats->prc64, "64 byte frames received ");
1633 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_65_127",
1634 CTLFLAG_RD, &stats->prc127, "65-127 byte frames received");
1635 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_128_255",
1636 CTLFLAG_RD, &stats->prc255, "128-255 byte frames received");
1637 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_256_511",
1638 CTLFLAG_RD, &stats->prc511, "256-511 byte frames received");
1639 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_512_1023",
1640 CTLFLAG_RD, &stats->prc1023, "512-1023 byte frames received");
1641 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "rx_frames_1024_1522",
1642 CTLFLAG_RD, &stats->prc1522, "1023-1522 byte frames received");
1643 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_undersized",
1644 CTLFLAG_RD, &stats->ruc, "Receive Undersized");
1645 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_fragmented",
1646 CTLFLAG_RD, &stats->rfc, "Fragmented Packets Received ");
1647 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_oversized",
1648 CTLFLAG_RD, &stats->roc, "Oversized Packets Received");
1649 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "recv_jabberd",
1650 CTLFLAG_RD, &stats->rjc, "Received Jabber");
1651 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "management_pkts_rcvd",
1652 CTLFLAG_RD, &stats->mngprc, "Management Packets Received");
1653 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "management_pkts_drpd",
1654 CTLFLAG_RD, &stats->mngptc, "Management Packets Dropped");
1655 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "checksum_errs",
1656 CTLFLAG_RD, &stats->xec, "Checksum Errors");
1658 /* Packet Transmission Stats */
1659 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_octets_txd",
1660 CTLFLAG_RD, &stats->gotc, "Good Octets Transmitted");
1661 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "total_pkts_txd",
1662 CTLFLAG_RD, &stats->tpt, "Total Packets Transmitted");
1663 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "good_pkts_txd",
1664 CTLFLAG_RD, &stats->gptc, "Good Packets Transmitted");
1665 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "bcast_pkts_txd",
1666 CTLFLAG_RD, &stats->bptc, "Broadcast Packets Transmitted");
1667 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "mcast_pkts_txd",
1668 CTLFLAG_RD, &stats->mptc, "Multicast Packets Transmitted");
1669 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "management_pkts_txd",
1670 CTLFLAG_RD, &stats->mngptc, "Management Packets Transmitted");
1671 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_64",
1672 CTLFLAG_RD, &stats->ptc64, "64 byte frames transmitted ");
1673 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_65_127",
1674 CTLFLAG_RD, &stats->ptc127, "65-127 byte frames transmitted");
1675 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_128_255",
1676 CTLFLAG_RD, &stats->ptc255, "128-255 byte frames transmitted");
1677 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_256_511",
1678 CTLFLAG_RD, &stats->ptc511, "256-511 byte frames transmitted");
1679 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_512_1023",
1680 CTLFLAG_RD, &stats->ptc1023, "512-1023 byte frames transmitted");
1681 SYSCTL_ADD_UQUAD(ctx, stat_list, OID_AUTO, "tx_frames_1024_1522",
1682 CTLFLAG_RD, &stats->ptc1522, "1024-1522 byte frames transmitted");
1683 } /* ixgbe_add_hw_stats */
1685 /************************************************************************
1686 * ixgbe_sysctl_tdh_handler - Transmit Descriptor Head handler function
1688 * Retrieves the TDH value from the hardware
1689 ************************************************************************/
1691 ixgbe_sysctl_tdh_handler(SYSCTL_HANDLER_ARGS)
1693 struct tx_ring *txr = ((struct tx_ring *)oidp->oid_arg1);
1700 val = IXGBE_READ_REG(&txr->adapter->hw, IXGBE_TDH(txr->me));
1701 error = sysctl_handle_int(oidp, &val, 0, req);
1702 if (error || !req->newptr)
1706 } /* ixgbe_sysctl_tdh_handler */
1708 /************************************************************************
1709 * ixgbe_sysctl_tdt_handler - Transmit Descriptor Tail handler function
1711 * Retrieves the TDT value from the hardware
1712 ************************************************************************/
1714 ixgbe_sysctl_tdt_handler(SYSCTL_HANDLER_ARGS)
1716 struct tx_ring *txr = ((struct tx_ring *)oidp->oid_arg1);
1723 val = IXGBE_READ_REG(&txr->adapter->hw, IXGBE_TDT(txr->me));
1724 error = sysctl_handle_int(oidp, &val, 0, req);
1725 if (error || !req->newptr)
1729 } /* ixgbe_sysctl_tdt_handler */
1731 /************************************************************************
1732 * ixgbe_sysctl_rdh_handler - Receive Descriptor Head handler function
1734 * Retrieves the RDH value from the hardware
1735 ************************************************************************/
1737 ixgbe_sysctl_rdh_handler(SYSCTL_HANDLER_ARGS)
1739 struct rx_ring *rxr = ((struct rx_ring *)oidp->oid_arg1);
1746 val = IXGBE_READ_REG(&rxr->adapter->hw, IXGBE_RDH(rxr->me));
1747 error = sysctl_handle_int(oidp, &val, 0, req);
1748 if (error || !req->newptr)
1752 } /* ixgbe_sysctl_rdh_handler */
1754 /************************************************************************
1755 * ixgbe_sysctl_rdt_handler - Receive Descriptor Tail handler function
1757 * Retrieves the RDT value from the hardware
1758 ************************************************************************/
1760 ixgbe_sysctl_rdt_handler(SYSCTL_HANDLER_ARGS)
1762 struct rx_ring *rxr = ((struct rx_ring *)oidp->oid_arg1);
1769 val = IXGBE_READ_REG(&rxr->adapter->hw, IXGBE_RDT(rxr->me));
1770 error = sysctl_handle_int(oidp, &val, 0, req);
1771 if (error || !req->newptr)
1775 } /* ixgbe_sysctl_rdt_handler */
1777 /************************************************************************
1778 * ixgbe_if_vlan_register
1780 * Run via vlan config EVENT, it enables us to use the
1781 * HW Filter table since we can get the vlan id. This
1782 * just creates the entry in the soft version of the
1783 * VFTA, init will repopulate the real table.
1784 ************************************************************************/
1786 ixgbe_if_vlan_register(if_ctx_t ctx, u16 vtag)
1788 struct adapter *adapter = iflib_get_softc(ctx);
1791 index = (vtag >> 5) & 0x7F;
1793 adapter->shadow_vfta[index] |= (1 << bit);
1794 ++adapter->num_vlans;
1795 ixgbe_setup_vlan_hw_support(ctx);
1796 } /* ixgbe_if_vlan_register */
1798 /************************************************************************
1799 * ixgbe_if_vlan_unregister
1801 * Run via vlan unconfig EVENT, remove our entry in the soft vfta.
1802 ************************************************************************/
1804 ixgbe_if_vlan_unregister(if_ctx_t ctx, u16 vtag)
1806 struct adapter *adapter = iflib_get_softc(ctx);
1809 index = (vtag >> 5) & 0x7F;
1811 adapter->shadow_vfta[index] &= ~(1 << bit);
1812 --adapter->num_vlans;
1813 /* Re-init to load the changes */
1814 ixgbe_setup_vlan_hw_support(ctx);
1815 } /* ixgbe_if_vlan_unregister */
1817 /************************************************************************
1818 * ixgbe_setup_vlan_hw_support
1819 ************************************************************************/
1821 ixgbe_setup_vlan_hw_support(if_ctx_t ctx)
1823 struct ifnet *ifp = iflib_get_ifp(ctx);
1824 struct adapter *adapter = iflib_get_softc(ctx);
1825 struct ixgbe_hw *hw = &adapter->hw;
1826 struct rx_ring *rxr;
1832 * We get here thru init_locked, meaning
1833 * a soft reset, this has already cleared
1834 * the VFTA and other state, so if there
1835 * have been no vlan's registered do nothing.
1837 if (adapter->num_vlans == 0)
1840 /* Setup the queues for vlans */
1841 if (ifp->if_capenable & IFCAP_VLAN_HWTAGGING) {
1842 for (i = 0; i < adapter->num_rx_queues; i++) {
1843 rxr = &adapter->rx_queues[i].rxr;
1844 /* On 82599 the VLAN enable is per/queue in RXDCTL */
1845 if (hw->mac.type != ixgbe_mac_82598EB) {
1846 ctrl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxr->me));
1847 ctrl |= IXGBE_RXDCTL_VME;
1848 IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(rxr->me), ctrl);
1850 rxr->vtag_strip = TRUE;
1854 if ((ifp->if_capenable & IFCAP_VLAN_HWFILTER) == 0)
1857 * A soft reset zero's out the VFTA, so
1858 * we need to repopulate it now.
1860 for (i = 0; i < IXGBE_VFTA_SIZE; i++)
1861 if (adapter->shadow_vfta[i] != 0)
1862 IXGBE_WRITE_REG(hw, IXGBE_VFTA(i),
1863 adapter->shadow_vfta[i]);
1865 ctrl = IXGBE_READ_REG(hw, IXGBE_VLNCTRL);
1866 /* Enable the Filter Table if enabled */
1867 if (ifp->if_capenable & IFCAP_VLAN_HWFILTER) {
1868 ctrl &= ~IXGBE_VLNCTRL_CFIEN;
1869 ctrl |= IXGBE_VLNCTRL_VFE;
1871 if (hw->mac.type == ixgbe_mac_82598EB)
1872 ctrl |= IXGBE_VLNCTRL_VME;
1873 IXGBE_WRITE_REG(hw, IXGBE_VLNCTRL, ctrl);
1874 } /* ixgbe_setup_vlan_hw_support */
1876 /************************************************************************
1877 * ixgbe_get_slot_info
1879 * Get the width and transaction speed of
1880 * the slot this adapter is plugged into.
1881 ************************************************************************/
1883 ixgbe_get_slot_info(struct adapter *adapter)
1885 device_t dev = iflib_get_dev(adapter->ctx);
1886 struct ixgbe_hw *hw = &adapter->hw;
1887 int bus_info_valid = TRUE;
1891 /* Some devices are behind an internal bridge */
1892 switch (hw->device_id) {
1893 case IXGBE_DEV_ID_82599_SFP_SF_QP:
1894 case IXGBE_DEV_ID_82599_QSFP_SF_QP:
1895 goto get_parent_info;
1900 ixgbe_get_bus_info(hw);
1903 * Some devices don't use PCI-E, but there is no need
1904 * to display "Unknown" for bus speed and width.
1906 switch (hw->mac.type) {
1907 case ixgbe_mac_X550EM_x:
1908 case ixgbe_mac_X550EM_a:
1916 * For the Quad port adapter we need to parse back
1917 * up the PCI tree to find the speed of the expansion
1918 * slot into which this adapter is plugged. A bit more work.
1920 dev = device_get_parent(device_get_parent(dev));
1922 device_printf(dev, "parent pcib = %x,%x,%x\n", pci_get_bus(dev),
1923 pci_get_slot(dev), pci_get_function(dev));
1925 dev = device_get_parent(device_get_parent(dev));
1927 device_printf(dev, "slot pcib = %x,%x,%x\n", pci_get_bus(dev),
1928 pci_get_slot(dev), pci_get_function(dev));
1930 /* Now get the PCI Express Capabilities offset */
1931 if (pci_find_cap(dev, PCIY_EXPRESS, &offset)) {
1933 * Hmm...can't get PCI-Express capabilities.
1934 * Falling back to default method.
1936 bus_info_valid = FALSE;
1937 ixgbe_get_bus_info(hw);
1940 /* ...and read the Link Status Register */
1941 link = pci_read_config(dev, offset + PCIER_LINK_STA, 2);
1942 ixgbe_set_pci_config_data_generic(hw, link);
1945 device_printf(dev, "PCI Express Bus: Speed %s %s\n",
1946 ((hw->bus.speed == ixgbe_bus_speed_8000) ? "8.0GT/s" :
1947 (hw->bus.speed == ixgbe_bus_speed_5000) ? "5.0GT/s" :
1948 (hw->bus.speed == ixgbe_bus_speed_2500) ? "2.5GT/s" :
1950 ((hw->bus.width == ixgbe_bus_width_pcie_x8) ? "Width x8" :
1951 (hw->bus.width == ixgbe_bus_width_pcie_x4) ? "Width x4" :
1952 (hw->bus.width == ixgbe_bus_width_pcie_x1) ? "Width x1" :
1955 if (bus_info_valid) {
1956 if ((hw->device_id != IXGBE_DEV_ID_82599_SFP_SF_QP) &&
1957 ((hw->bus.width <= ixgbe_bus_width_pcie_x4) &&
1958 (hw->bus.speed == ixgbe_bus_speed_2500))) {
1959 device_printf(dev, "PCI-Express bandwidth available for this card\n is not sufficient for optimal performance.\n");
1960 device_printf(dev, "For optimal performance a x8 PCIE, or x4 PCIE Gen2 slot is required.\n");
1962 if ((hw->device_id == IXGBE_DEV_ID_82599_SFP_SF_QP) &&
1963 ((hw->bus.width <= ixgbe_bus_width_pcie_x8) &&
1964 (hw->bus.speed < ixgbe_bus_speed_8000))) {
1965 device_printf(dev, "PCI-Express bandwidth available for this card\n is not sufficient for optimal performance.\n");
1966 device_printf(dev, "For optimal performance a x8 PCIE Gen3 slot is required.\n");
1969 device_printf(dev, "Unable to determine slot speed/width. The speed/width reported are that of the internal switch.\n");
1972 } /* ixgbe_get_slot_info */
1974 /************************************************************************
1975 * ixgbe_if_msix_intr_assign
1977 * Setup MSI-X Interrupt resources and handlers
1978 ************************************************************************/
1980 ixgbe_if_msix_intr_assign(if_ctx_t ctx, int msix)
1982 struct adapter *adapter = iflib_get_softc(ctx);
1983 struct ix_rx_queue *rx_que = adapter->rx_queues;
1984 struct ix_tx_queue *tx_que;
1985 int error, rid, vector = 0;
1989 /* Admin Que is vector 0*/
1991 for (int i = 0; i < adapter->num_rx_queues; i++, vector++, rx_que++) {
1994 snprintf(buf, sizeof(buf), "rxq%d", i);
1995 error = iflib_irq_alloc_generic(ctx, &rx_que->que_irq, rid,
1996 IFLIB_INTR_RX, ixgbe_msix_que, rx_que, rx_que->rxr.me, buf);
1999 device_printf(iflib_get_dev(ctx),
2000 "Failed to allocate que int %d err: %d", i, error);
2001 adapter->num_rx_queues = i + 1;
2005 rx_que->msix = vector;
2006 if (adapter->feat_en & IXGBE_FEATURE_RSS) {
2008 * The queue ID is used as the RSS layer bucket ID.
2009 * We look up the queue ID -> RSS CPU ID and select
2012 cpu_id = rss_getcpu(i % rss_getnumbuckets());
2015 * Bind the MSI-X vector, and thus the
2016 * rings to the corresponding cpu.
2018 * This just happens to match the default RSS
2019 * round-robin bucket -> queue -> CPU allocation.
2021 if (adapter->num_rx_queues > 1)
2026 for (int i = 0; i < adapter->num_tx_queues; i++) {
2027 snprintf(buf, sizeof(buf), "txq%d", i);
2028 tx_que = &adapter->tx_queues[i];
2029 tx_que->msix = i % adapter->num_rx_queues;
2030 iflib_softirq_alloc_generic(ctx,
2031 &adapter->rx_queues[tx_que->msix].que_irq,
2032 IFLIB_INTR_TX, tx_que, tx_que->txr.me, buf);
2035 error = iflib_irq_alloc_generic(ctx, &adapter->irq, rid,
2036 IFLIB_INTR_ADMIN, ixgbe_msix_link, adapter, 0, "aq");
2038 device_printf(iflib_get_dev(ctx),
2039 "Failed to register admin handler");
2043 adapter->vector = vector;
2047 iflib_irq_free(ctx, &adapter->irq);
2048 rx_que = adapter->rx_queues;
2049 for (int i = 0; i < adapter->num_rx_queues; i++, rx_que++)
2050 iflib_irq_free(ctx, &rx_que->que_irq);
2053 } /* ixgbe_if_msix_intr_assign */
2055 /*********************************************************************
2056 * ixgbe_msix_que - MSI-X Queue Interrupt Service routine
2057 **********************************************************************/
2059 ixgbe_msix_que(void *arg)
2061 struct ix_rx_queue *que = arg;
2062 struct adapter *adapter = que->adapter;
2063 struct ifnet *ifp = iflib_get_ifp(que->adapter->ctx);
2065 /* Protect against spurious interrupts */
2066 if ((ifp->if_drv_flags & IFF_DRV_RUNNING) == 0)
2067 return (FILTER_HANDLED);
2069 ixgbe_disable_queue(adapter, que->msix);
2072 return (FILTER_SCHEDULE_THREAD);
2073 } /* ixgbe_msix_que */
2075 /************************************************************************
2076 * ixgbe_media_status - Media Ioctl callback
2078 * Called whenever the user queries the status of
2079 * the interface using ifconfig.
2080 ************************************************************************/
2082 ixgbe_if_media_status(if_ctx_t ctx, struct ifmediareq * ifmr)
2084 struct adapter *adapter = iflib_get_softc(ctx);
2085 struct ixgbe_hw *hw = &adapter->hw;
2088 INIT_DEBUGOUT("ixgbe_if_media_status: begin");
2090 ifmr->ifm_status = IFM_AVALID;
2091 ifmr->ifm_active = IFM_ETHER;
2093 if (!adapter->link_active)
2096 ifmr->ifm_status |= IFM_ACTIVE;
2097 layer = adapter->phy_layer;
2099 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_T ||
2100 layer & IXGBE_PHYSICAL_LAYER_1000BASE_T ||
2101 layer & IXGBE_PHYSICAL_LAYER_100BASE_TX ||
2102 layer & IXGBE_PHYSICAL_LAYER_10BASE_T)
2103 switch (adapter->link_speed) {
2104 case IXGBE_LINK_SPEED_10GB_FULL:
2105 ifmr->ifm_active |= IFM_10G_T | IFM_FDX;
2107 case IXGBE_LINK_SPEED_1GB_FULL:
2108 ifmr->ifm_active |= IFM_1000_T | IFM_FDX;
2110 case IXGBE_LINK_SPEED_100_FULL:
2111 ifmr->ifm_active |= IFM_100_TX | IFM_FDX;
2113 case IXGBE_LINK_SPEED_10_FULL:
2114 ifmr->ifm_active |= IFM_10_T | IFM_FDX;
2117 if (layer & IXGBE_PHYSICAL_LAYER_SFP_PLUS_CU ||
2118 layer & IXGBE_PHYSICAL_LAYER_SFP_ACTIVE_DA)
2119 switch (adapter->link_speed) {
2120 case IXGBE_LINK_SPEED_10GB_FULL:
2121 ifmr->ifm_active |= IFM_10G_TWINAX | IFM_FDX;
2124 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_LR)
2125 switch (adapter->link_speed) {
2126 case IXGBE_LINK_SPEED_10GB_FULL:
2127 ifmr->ifm_active |= IFM_10G_LR | IFM_FDX;
2129 case IXGBE_LINK_SPEED_1GB_FULL:
2130 ifmr->ifm_active |= IFM_1000_LX | IFM_FDX;
2133 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_LRM)
2134 switch (adapter->link_speed) {
2135 case IXGBE_LINK_SPEED_10GB_FULL:
2136 ifmr->ifm_active |= IFM_10G_LRM | IFM_FDX;
2138 case IXGBE_LINK_SPEED_1GB_FULL:
2139 ifmr->ifm_active |= IFM_1000_LX | IFM_FDX;
2142 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_SR ||
2143 layer & IXGBE_PHYSICAL_LAYER_1000BASE_SX)
2144 switch (adapter->link_speed) {
2145 case IXGBE_LINK_SPEED_10GB_FULL:
2146 ifmr->ifm_active |= IFM_10G_SR | IFM_FDX;
2148 case IXGBE_LINK_SPEED_1GB_FULL:
2149 ifmr->ifm_active |= IFM_1000_SX | IFM_FDX;
2152 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_CX4)
2153 switch (adapter->link_speed) {
2154 case IXGBE_LINK_SPEED_10GB_FULL:
2155 ifmr->ifm_active |= IFM_10G_CX4 | IFM_FDX;
2159 * XXX: These need to use the proper media types once
2162 #ifndef IFM_ETH_XTYPE
2163 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR)
2164 switch (adapter->link_speed) {
2165 case IXGBE_LINK_SPEED_10GB_FULL:
2166 ifmr->ifm_active |= IFM_10G_SR | IFM_FDX;
2168 case IXGBE_LINK_SPEED_2_5GB_FULL:
2169 ifmr->ifm_active |= IFM_2500_SX | IFM_FDX;
2171 case IXGBE_LINK_SPEED_1GB_FULL:
2172 ifmr->ifm_active |= IFM_1000_CX | IFM_FDX;
2175 else if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4 ||
2176 layer & IXGBE_PHYSICAL_LAYER_2500BASE_KX ||
2177 layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX)
2178 switch (adapter->link_speed) {
2179 case IXGBE_LINK_SPEED_10GB_FULL:
2180 ifmr->ifm_active |= IFM_10G_CX4 | IFM_FDX;
2182 case IXGBE_LINK_SPEED_2_5GB_FULL:
2183 ifmr->ifm_active |= IFM_2500_SX | IFM_FDX;
2185 case IXGBE_LINK_SPEED_1GB_FULL:
2186 ifmr->ifm_active |= IFM_1000_CX | IFM_FDX;
2190 if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KR)
2191 switch (adapter->link_speed) {
2192 case IXGBE_LINK_SPEED_10GB_FULL:
2193 ifmr->ifm_active |= IFM_10G_KR | IFM_FDX;
2195 case IXGBE_LINK_SPEED_2_5GB_FULL:
2196 ifmr->ifm_active |= IFM_2500_KX | IFM_FDX;
2198 case IXGBE_LINK_SPEED_1GB_FULL:
2199 ifmr->ifm_active |= IFM_1000_KX | IFM_FDX;
2202 else if (layer & IXGBE_PHYSICAL_LAYER_10GBASE_KX4 ||
2203 layer & IXGBE_PHYSICAL_LAYER_2500BASE_KX ||
2204 layer & IXGBE_PHYSICAL_LAYER_1000BASE_KX)
2205 switch (adapter->link_speed) {
2206 case IXGBE_LINK_SPEED_10GB_FULL:
2207 ifmr->ifm_active |= IFM_10G_KX4 | IFM_FDX;
2209 case IXGBE_LINK_SPEED_2_5GB_FULL:
2210 ifmr->ifm_active |= IFM_2500_KX | IFM_FDX;
2212 case IXGBE_LINK_SPEED_1GB_FULL:
2213 ifmr->ifm_active |= IFM_1000_KX | IFM_FDX;
2218 /* If nothing is recognized... */
2219 if (IFM_SUBTYPE(ifmr->ifm_active) == 0)
2220 ifmr->ifm_active |= IFM_UNKNOWN;
2222 /* Display current flow control setting used on link */
2223 if (hw->fc.current_mode == ixgbe_fc_rx_pause ||
2224 hw->fc.current_mode == ixgbe_fc_full)
2225 ifmr->ifm_active |= IFM_ETH_RXPAUSE;
2226 if (hw->fc.current_mode == ixgbe_fc_tx_pause ||
2227 hw->fc.current_mode == ixgbe_fc_full)
2228 ifmr->ifm_active |= IFM_ETH_TXPAUSE;
2229 } /* ixgbe_media_status */
2231 /************************************************************************
2232 * ixgbe_media_change - Media Ioctl callback
2234 * Called when the user changes speed/duplex using
2235 * media/mediopt option with ifconfig.
2236 ************************************************************************/
2238 ixgbe_if_media_change(if_ctx_t ctx)
2240 struct adapter *adapter = iflib_get_softc(ctx);
2241 struct ifmedia *ifm = iflib_get_media(ctx);
2242 struct ixgbe_hw *hw = &adapter->hw;
2243 ixgbe_link_speed speed = 0;
2245 INIT_DEBUGOUT("ixgbe_if_media_change: begin");
2247 if (IFM_TYPE(ifm->ifm_media) != IFM_ETHER)
2250 if (hw->phy.media_type == ixgbe_media_type_backplane)
2254 * We don't actually need to check against the supported
2255 * media types of the adapter; ifmedia will take care of
2258 switch (IFM_SUBTYPE(ifm->ifm_media)) {
2261 speed |= IXGBE_LINK_SPEED_100_FULL;
2262 speed |= IXGBE_LINK_SPEED_1GB_FULL;
2263 speed |= IXGBE_LINK_SPEED_10GB_FULL;
2267 #ifndef IFM_ETH_XTYPE
2268 case IFM_10G_SR: /* KR, too */
2269 case IFM_10G_CX4: /* KX4 */
2274 speed |= IXGBE_LINK_SPEED_1GB_FULL;
2275 speed |= IXGBE_LINK_SPEED_10GB_FULL;
2277 #ifndef IFM_ETH_XTYPE
2278 case IFM_1000_CX: /* KX */
2284 speed |= IXGBE_LINK_SPEED_1GB_FULL;
2287 speed |= IXGBE_LINK_SPEED_100_FULL;
2288 speed |= IXGBE_LINK_SPEED_1GB_FULL;
2290 case IFM_10G_TWINAX:
2291 speed |= IXGBE_LINK_SPEED_10GB_FULL;
2294 speed |= IXGBE_LINK_SPEED_100_FULL;
2297 speed |= IXGBE_LINK_SPEED_10_FULL;
2303 hw->mac.autotry_restart = TRUE;
2304 hw->mac.ops.setup_link(hw, speed, TRUE);
2305 adapter->advertise =
2306 ((speed & IXGBE_LINK_SPEED_10GB_FULL) ? 4 : 0) |
2307 ((speed & IXGBE_LINK_SPEED_1GB_FULL) ? 2 : 0) |
2308 ((speed & IXGBE_LINK_SPEED_100_FULL) ? 1 : 0) |
2309 ((speed & IXGBE_LINK_SPEED_10_FULL) ? 8 : 0);
2314 device_printf(iflib_get_dev(ctx), "Invalid media type!\n");
2317 } /* ixgbe_if_media_change */
2319 /************************************************************************
2321 ************************************************************************/
2323 ixgbe_if_promisc_set(if_ctx_t ctx, int flags)
2325 struct adapter *adapter = iflib_get_softc(ctx);
2326 struct ifnet *ifp = iflib_get_ifp(ctx);
2330 rctl = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL);
2331 rctl &= (~IXGBE_FCTRL_UPE);
2332 if (ifp->if_flags & IFF_ALLMULTI)
2333 mcnt = MAX_NUM_MULTICAST_ADDRESSES;
2335 mcnt = if_multiaddr_count(ifp, MAX_NUM_MULTICAST_ADDRESSES);
2337 if (mcnt < MAX_NUM_MULTICAST_ADDRESSES)
2338 rctl &= (~IXGBE_FCTRL_MPE);
2339 IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, rctl);
2341 if (ifp->if_flags & IFF_PROMISC) {
2342 rctl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE);
2343 IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, rctl);
2344 } else if (ifp->if_flags & IFF_ALLMULTI) {
2345 rctl |= IXGBE_FCTRL_MPE;
2346 rctl &= ~IXGBE_FCTRL_UPE;
2347 IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, rctl);
2350 } /* ixgbe_if_promisc_set */
2352 /************************************************************************
2353 * ixgbe_msix_link - Link status change ISR (MSI/MSI-X)
2354 ************************************************************************/
2356 ixgbe_msix_link(void *arg)
2358 struct adapter *adapter = arg;
2359 struct ixgbe_hw *hw = &adapter->hw;
2360 u32 eicr, eicr_mask;
2363 ++adapter->link_irq;
2365 /* Pause other interrupts */
2366 IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EIMC_OTHER);
2368 /* First get the cause */
2369 eicr = IXGBE_READ_REG(hw, IXGBE_EICS);
2370 /* Be sure the queue bits are not cleared */
2371 eicr &= ~IXGBE_EICR_RTX_QUEUE;
2372 /* Clear interrupt with write */
2373 IXGBE_WRITE_REG(hw, IXGBE_EICR, eicr);
2375 /* Link status change */
2376 if (eicr & IXGBE_EICR_LSC) {
2377 IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EIMC_LSC);
2378 adapter->task_requests |= IXGBE_REQUEST_TASK_LSC;
2381 if (adapter->hw.mac.type != ixgbe_mac_82598EB) {
2382 if ((adapter->feat_en & IXGBE_FEATURE_FDIR) &&
2383 (eicr & IXGBE_EICR_FLOW_DIR)) {
2384 /* This is probably overkill :) */
2385 if (!atomic_cmpset_int(&adapter->fdir_reinit, 0, 1))
2386 return (FILTER_HANDLED);
2387 /* Disable the interrupt */
2388 IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EICR_FLOW_DIR);
2389 adapter->task_requests |= IXGBE_REQUEST_TASK_FDIR;
2391 if (eicr & IXGBE_EICR_ECC) {
2392 device_printf(iflib_get_dev(adapter->ctx),
2393 "\nCRITICAL: ECC ERROR!! Please Reboot!!\n");
2394 IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_ECC);
2397 /* Check for over temp condition */
2398 if (adapter->feat_en & IXGBE_FEATURE_TEMP_SENSOR) {
2399 switch (adapter->hw.mac.type) {
2400 case ixgbe_mac_X550EM_a:
2401 if (!(eicr & IXGBE_EICR_GPI_SDP0_X550EM_a))
2403 IXGBE_WRITE_REG(hw, IXGBE_EIMC,
2404 IXGBE_EICR_GPI_SDP0_X550EM_a);
2405 IXGBE_WRITE_REG(hw, IXGBE_EICR,
2406 IXGBE_EICR_GPI_SDP0_X550EM_a);
2407 retval = hw->phy.ops.check_overtemp(hw);
2408 if (retval != IXGBE_ERR_OVERTEMP)
2410 device_printf(iflib_get_dev(adapter->ctx),
2411 "\nCRITICAL: OVER TEMP!! PHY IS SHUT DOWN!!\n");
2412 device_printf(iflib_get_dev(adapter->ctx),
2413 "System shutdown required!\n");
2416 if (!(eicr & IXGBE_EICR_TS))
2418 retval = hw->phy.ops.check_overtemp(hw);
2419 if (retval != IXGBE_ERR_OVERTEMP)
2421 device_printf(iflib_get_dev(adapter->ctx),
2422 "\nCRITICAL: OVER TEMP!! PHY IS SHUT DOWN!!\n");
2423 device_printf(iflib_get_dev(adapter->ctx),
2424 "System shutdown required!\n");
2425 IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_TS);
2430 /* Check for VF message */
2431 if ((adapter->feat_en & IXGBE_FEATURE_SRIOV) &&
2432 (eicr & IXGBE_EICR_MAILBOX))
2433 adapter->task_requests |= IXGBE_REQUEST_TASK_MBX;
2436 if (ixgbe_is_sfp(hw)) {
2437 /* Pluggable optics-related interrupt */
2438 if (hw->mac.type >= ixgbe_mac_X540)
2439 eicr_mask = IXGBE_EICR_GPI_SDP0_X540;
2441 eicr_mask = IXGBE_EICR_GPI_SDP2_BY_MAC(hw);
2443 if (eicr & eicr_mask) {
2444 IXGBE_WRITE_REG(hw, IXGBE_EICR, eicr_mask);
2445 adapter->task_requests |= IXGBE_REQUEST_TASK_MOD;
2448 if ((hw->mac.type == ixgbe_mac_82599EB) &&
2449 (eicr & IXGBE_EICR_GPI_SDP1_BY_MAC(hw))) {
2450 IXGBE_WRITE_REG(hw, IXGBE_EICR,
2451 IXGBE_EICR_GPI_SDP1_BY_MAC(hw));
2452 adapter->task_requests |= IXGBE_REQUEST_TASK_MSF;
2456 /* Check for fan failure */
2457 if (adapter->feat_en & IXGBE_FEATURE_FAN_FAIL) {
2458 ixgbe_check_fan_failure(adapter, eicr, TRUE);
2459 IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_GPI_SDP1_BY_MAC(hw));
2462 /* External PHY interrupt */
2463 if ((hw->phy.type == ixgbe_phy_x550em_ext_t) &&
2464 (eicr & IXGBE_EICR_GPI_SDP0_X540)) {
2465 IXGBE_WRITE_REG(hw, IXGBE_EICR, IXGBE_EICR_GPI_SDP0_X540);
2466 adapter->task_requests |= IXGBE_REQUEST_TASK_PHY;
2469 return (adapter->task_requests != 0) ? FILTER_SCHEDULE_THREAD : FILTER_HANDLED;
2470 } /* ixgbe_msix_link */
2472 /************************************************************************
2473 * ixgbe_sysctl_interrupt_rate_handler
2474 ************************************************************************/
2476 ixgbe_sysctl_interrupt_rate_handler(SYSCTL_HANDLER_ARGS)
2478 struct ix_rx_queue *que = ((struct ix_rx_queue *)oidp->oid_arg1);
2480 unsigned int reg, usec, rate;
2482 reg = IXGBE_READ_REG(&que->adapter->hw, IXGBE_EITR(que->msix));
2483 usec = ((reg & 0x0FF8) >> 3);
2485 rate = 500000 / usec;
2488 error = sysctl_handle_int(oidp, &rate, 0, req);
2489 if (error || !req->newptr)
2491 reg &= ~0xfff; /* default, no limitation */
2492 ixgbe_max_interrupt_rate = 0;
2493 if (rate > 0 && rate < 500000) {
2496 ixgbe_max_interrupt_rate = rate;
2497 reg |= ((4000000/rate) & 0xff8);
2499 IXGBE_WRITE_REG(&que->adapter->hw, IXGBE_EITR(que->msix), reg);
2502 } /* ixgbe_sysctl_interrupt_rate_handler */
2504 /************************************************************************
2505 * ixgbe_add_device_sysctls
2506 ************************************************************************/
2508 ixgbe_add_device_sysctls(if_ctx_t ctx)
2510 struct adapter *adapter = iflib_get_softc(ctx);
2511 device_t dev = iflib_get_dev(ctx);
2512 struct ixgbe_hw *hw = &adapter->hw;
2513 struct sysctl_oid_list *child;
2514 struct sysctl_ctx_list *ctx_list;
2516 ctx_list = device_get_sysctl_ctx(dev);
2517 child = SYSCTL_CHILDREN(device_get_sysctl_tree(dev));
2519 /* Sysctls for all devices */
2520 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "fc",
2521 CTLTYPE_INT | CTLFLAG_RW, adapter, 0, ixgbe_sysctl_flowcntl, "I",
2522 IXGBE_SYSCTL_DESC_SET_FC);
2524 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "advertise_speed",
2525 CTLTYPE_INT | CTLFLAG_RW, adapter, 0, ixgbe_sysctl_advertise, "I",
2526 IXGBE_SYSCTL_DESC_ADV_SPEED);
2529 /* testing sysctls (for all devices) */
2530 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "power_state",
2531 CTLTYPE_INT | CTLFLAG_RW, adapter, 0, ixgbe_sysctl_power_state,
2532 "I", "PCI Power State");
2534 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "print_rss_config",
2535 CTLTYPE_STRING | CTLFLAG_RD, adapter, 0,
2536 ixgbe_sysctl_print_rss_config, "A", "Prints RSS Configuration");
2538 /* for X550 series devices */
2539 if (hw->mac.type >= ixgbe_mac_X550)
2540 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "dmac",
2541 CTLTYPE_U16 | CTLFLAG_RW, adapter, 0, ixgbe_sysctl_dmac,
2542 "I", "DMA Coalesce");
2544 /* for WoL-capable devices */
2545 if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) {
2546 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "wol_enable",
2547 CTLTYPE_INT | CTLFLAG_RW, adapter, 0,
2548 ixgbe_sysctl_wol_enable, "I", "Enable/Disable Wake on LAN");
2550 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "wufc",
2551 CTLTYPE_U32 | CTLFLAG_RW, adapter, 0, ixgbe_sysctl_wufc,
2552 "I", "Enable/Disable Wake Up Filters");
2555 /* for X552/X557-AT devices */
2556 if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T) {
2557 struct sysctl_oid *phy_node;
2558 struct sysctl_oid_list *phy_list;
2560 phy_node = SYSCTL_ADD_NODE(ctx_list, child, OID_AUTO, "phy",
2561 CTLFLAG_RD, NULL, "External PHY sysctls");
2562 phy_list = SYSCTL_CHILDREN(phy_node);
2564 SYSCTL_ADD_PROC(ctx_list, phy_list, OID_AUTO, "temp",
2565 CTLTYPE_U16 | CTLFLAG_RD, adapter, 0, ixgbe_sysctl_phy_temp,
2566 "I", "Current External PHY Temperature (Celsius)");
2568 SYSCTL_ADD_PROC(ctx_list, phy_list, OID_AUTO,
2569 "overtemp_occurred", CTLTYPE_U16 | CTLFLAG_RD, adapter, 0,
2570 ixgbe_sysctl_phy_overtemp_occurred, "I",
2571 "External PHY High Temperature Event Occurred");
2574 if (adapter->feat_cap & IXGBE_FEATURE_EEE) {
2575 SYSCTL_ADD_PROC(ctx_list, child, OID_AUTO, "eee_state",
2576 CTLTYPE_INT | CTLFLAG_RW, adapter, 0,
2577 ixgbe_sysctl_eee_state, "I", "EEE Power Save State");
2579 } /* ixgbe_add_device_sysctls */
2581 /************************************************************************
2582 * ixgbe_allocate_pci_resources
2583 ************************************************************************/
2585 ixgbe_allocate_pci_resources(if_ctx_t ctx)
2587 struct adapter *adapter = iflib_get_softc(ctx);
2588 device_t dev = iflib_get_dev(ctx);
2592 adapter->pci_mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &rid,
2595 if (!(adapter->pci_mem)) {
2596 device_printf(dev, "Unable to allocate bus resource: memory\n");
2600 /* Save bus_space values for READ/WRITE_REG macros */
2601 adapter->osdep.mem_bus_space_tag = rman_get_bustag(adapter->pci_mem);
2602 adapter->osdep.mem_bus_space_handle =
2603 rman_get_bushandle(adapter->pci_mem);
2604 /* Set hw values for shared code */
2605 adapter->hw.hw_addr = (u8 *)&adapter->osdep.mem_bus_space_handle;
2608 } /* ixgbe_allocate_pci_resources */
2610 /************************************************************************
2611 * ixgbe_detach - Device removal routine
2613 * Called when the driver is being removed.
2614 * Stops the adapter and deallocates all the resources
2615 * that were allocated for driver operation.
2617 * return 0 on success, positive on failure
2618 ************************************************************************/
2620 ixgbe_if_detach(if_ctx_t ctx)
2622 struct adapter *adapter = iflib_get_softc(ctx);
2623 device_t dev = iflib_get_dev(ctx);
2626 INIT_DEBUGOUT("ixgbe_detach: begin");
2628 if (ixgbe_pci_iov_detach(dev) != 0) {
2629 device_printf(dev, "SR-IOV in use; detach first.\n");
2633 ixgbe_setup_low_power_mode(ctx);
2635 /* let hardware know driver is unloading */
2636 ctrl_ext = IXGBE_READ_REG(&adapter->hw, IXGBE_CTRL_EXT);
2637 ctrl_ext &= ~IXGBE_CTRL_EXT_DRV_LOAD;
2638 IXGBE_WRITE_REG(&adapter->hw, IXGBE_CTRL_EXT, ctrl_ext);
2640 ixgbe_free_pci_resources(ctx);
2641 free(adapter->mta, M_IXGBE);
2644 } /* ixgbe_if_detach */
2646 /************************************************************************
2647 * ixgbe_setup_low_power_mode - LPLU/WoL preparation
2649 * Prepare the adapter/port for LPLU and/or WoL
2650 ************************************************************************/
2652 ixgbe_setup_low_power_mode(if_ctx_t ctx)
2654 struct adapter *adapter = iflib_get_softc(ctx);
2655 struct ixgbe_hw *hw = &adapter->hw;
2656 device_t dev = iflib_get_dev(ctx);
2659 if (!hw->wol_enabled)
2660 ixgbe_set_phy_power(hw, FALSE);
2662 /* Limit power management flow to X550EM baseT */
2663 if (hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T &&
2664 hw->phy.ops.enter_lplu) {
2665 /* Turn off support for APM wakeup. (Using ACPI instead) */
2666 IXGBE_WRITE_REG(hw, IXGBE_GRC,
2667 IXGBE_READ_REG(hw, IXGBE_GRC) & ~(u32)2);
2670 * Clear Wake Up Status register to prevent any previous wakeup
2671 * events from waking us up immediately after we suspend.
2673 IXGBE_WRITE_REG(hw, IXGBE_WUS, 0xffffffff);
2676 * Program the Wakeup Filter Control register with user filter
2679 IXGBE_WRITE_REG(hw, IXGBE_WUFC, adapter->wufc);
2681 /* Enable wakeups and power management in Wakeup Control */
2682 IXGBE_WRITE_REG(hw, IXGBE_WUC,
2683 IXGBE_WUC_WKEN | IXGBE_WUC_PME_EN);
2685 /* X550EM baseT adapters need a special LPLU flow */
2686 hw->phy.reset_disable = TRUE;
2688 error = hw->phy.ops.enter_lplu(hw);
2690 device_printf(dev, "Error entering LPLU: %d\n", error);
2691 hw->phy.reset_disable = FALSE;
2693 /* Just stop for other adapters */
2698 } /* ixgbe_setup_low_power_mode */
2700 /************************************************************************
2701 * ixgbe_shutdown - Shutdown entry point
2702 ************************************************************************/
2704 ixgbe_if_shutdown(if_ctx_t ctx)
2708 INIT_DEBUGOUT("ixgbe_shutdown: begin");
2710 error = ixgbe_setup_low_power_mode(ctx);
2713 } /* ixgbe_if_shutdown */
2715 /************************************************************************
2719 ************************************************************************/
2721 ixgbe_if_suspend(if_ctx_t ctx)
2725 INIT_DEBUGOUT("ixgbe_suspend: begin");
2727 error = ixgbe_setup_low_power_mode(ctx);
2730 } /* ixgbe_if_suspend */
2732 /************************************************************************
2736 ************************************************************************/
2738 ixgbe_if_resume(if_ctx_t ctx)
2740 struct adapter *adapter = iflib_get_softc(ctx);
2741 device_t dev = iflib_get_dev(ctx);
2742 struct ifnet *ifp = iflib_get_ifp(ctx);
2743 struct ixgbe_hw *hw = &adapter->hw;
2746 INIT_DEBUGOUT("ixgbe_resume: begin");
2748 /* Read & clear WUS register */
2749 wus = IXGBE_READ_REG(hw, IXGBE_WUS);
2751 device_printf(dev, "Woken up by (WUS): %#010x\n",
2752 IXGBE_READ_REG(hw, IXGBE_WUS));
2753 IXGBE_WRITE_REG(hw, IXGBE_WUS, 0xffffffff);
2754 /* And clear WUFC until next low-power transition */
2755 IXGBE_WRITE_REG(hw, IXGBE_WUFC, 0);
2758 * Required after D3->D0 transition;
2759 * will re-advertise all previous advertised speeds
2761 if (ifp->if_flags & IFF_UP)
2765 } /* ixgbe_if_resume */
2767 /************************************************************************
2768 * ixgbe_if_mtu_set - Ioctl mtu entry point
2770 * Return 0 on success, EINVAL on failure
2771 ************************************************************************/
2773 ixgbe_if_mtu_set(if_ctx_t ctx, uint32_t mtu)
2775 struct adapter *adapter = iflib_get_softc(ctx);
2778 IOCTL_DEBUGOUT("ioctl: SIOCIFMTU (Set Interface MTU)");
2780 if (mtu > IXGBE_MAX_MTU) {
2783 adapter->max_frame_size = mtu + IXGBE_MTU_HDR;
2787 } /* ixgbe_if_mtu_set */
2789 /************************************************************************
2790 * ixgbe_if_crcstrip_set
2791 ************************************************************************/
2793 ixgbe_if_crcstrip_set(if_ctx_t ctx, int onoff, int crcstrip)
2795 struct adapter *sc = iflib_get_softc(ctx);
2796 struct ixgbe_hw *hw = &sc->hw;
2797 /* crc stripping is set in two places:
2798 * IXGBE_HLREG0 (modified on init_locked and hw reset)
2799 * IXGBE_RDRXCTL (set by the original driver in
2800 * ixgbe_setup_hw_rsc() called in init_locked.
2801 * We disable the setting when netmap is compiled in).
2802 * We update the values here, but also in ixgbe.c because
2803 * init_locked sometimes is called outside our control.
2807 hl = IXGBE_READ_REG(hw, IXGBE_HLREG0);
2808 rxc = IXGBE_READ_REG(hw, IXGBE_RDRXCTL);
2811 D("%s read HLREG 0x%x rxc 0x%x",
2812 onoff ? "enter" : "exit", hl, rxc);
2814 /* hw requirements ... */
2815 rxc &= ~IXGBE_RDRXCTL_RSCFRSTSIZE;
2816 rxc |= IXGBE_RDRXCTL_RSCACKC;
2817 if (onoff && !crcstrip) {
2818 /* keep the crc. Fast rx */
2819 hl &= ~IXGBE_HLREG0_RXCRCSTRP;
2820 rxc &= ~IXGBE_RDRXCTL_CRCSTRIP;
2822 /* reset default mode */
2823 hl |= IXGBE_HLREG0_RXCRCSTRP;
2824 rxc |= IXGBE_RDRXCTL_CRCSTRIP;
2828 D("%s write HLREG 0x%x rxc 0x%x",
2829 onoff ? "enter" : "exit", hl, rxc);
2831 IXGBE_WRITE_REG(hw, IXGBE_HLREG0, hl);
2832 IXGBE_WRITE_REG(hw, IXGBE_RDRXCTL, rxc);
2833 } /* ixgbe_if_crcstrip_set */
2835 /*********************************************************************
2836 * ixgbe_if_init - Init entry point
2838 * Used in two ways: It is used by the stack as an init
2839 * entry point in network interface structure. It is also
2840 * used by the driver as a hw/sw initialization routine to
2841 * get to a consistent state.
2843 * Return 0 on success, positive on failure
2844 **********************************************************************/
2846 ixgbe_if_init(if_ctx_t ctx)
2848 struct adapter *adapter = iflib_get_softc(ctx);
2849 struct ifnet *ifp = iflib_get_ifp(ctx);
2850 device_t dev = iflib_get_dev(ctx);
2851 struct ixgbe_hw *hw = &adapter->hw;
2852 struct ix_rx_queue *rx_que;
2853 struct ix_tx_queue *tx_que;
2860 INIT_DEBUGOUT("ixgbe_if_init: begin");
2862 /* Queue indices may change with IOV mode */
2863 ixgbe_align_all_queue_indices(adapter);
2865 /* reprogram the RAR[0] in case user changed it. */
2866 ixgbe_set_rar(hw, 0, hw->mac.addr, adapter->pool, IXGBE_RAH_AV);
2868 /* Get the latest mac address, User can use a LAA */
2869 bcopy(IF_LLADDR(ifp), hw->mac.addr, IXGBE_ETH_LENGTH_OF_ADDRESS);
2870 ixgbe_set_rar(hw, 0, hw->mac.addr, adapter->pool, 1);
2871 hw->addr_ctrl.rar_used_count = 1;
2875 ixgbe_initialize_iov(adapter);
2877 ixgbe_initialize_transmit_units(ctx);
2879 /* Setup Multicast table */
2880 ixgbe_if_multi_set(ctx);
2882 /* Determine the correct mbuf pool, based on frame size */
2883 adapter->rx_mbuf_sz = iflib_get_rx_mbuf_sz(ctx);
2885 /* Configure RX settings */
2886 ixgbe_initialize_receive_units(ctx);
2889 * Initialize variable holding task enqueue requests
2890 * from MSI-X interrupts
2892 adapter->task_requests = 0;
2894 /* Enable SDP & MSI-X interrupts based on adapter */
2895 ixgbe_config_gpie(adapter);
2898 if (ifp->if_mtu > ETHERMTU) {
2899 /* aka IXGBE_MAXFRS on 82599 and newer */
2900 mhadd = IXGBE_READ_REG(hw, IXGBE_MHADD);
2901 mhadd &= ~IXGBE_MHADD_MFS_MASK;
2902 mhadd |= adapter->max_frame_size << IXGBE_MHADD_MFS_SHIFT;
2903 IXGBE_WRITE_REG(hw, IXGBE_MHADD, mhadd);
2906 /* Now enable all the queues */
2907 for (i = 0, tx_que = adapter->tx_queues; i < adapter->num_tx_queues; i++, tx_que++) {
2908 struct tx_ring *txr = &tx_que->txr;
2910 txdctl = IXGBE_READ_REG(hw, IXGBE_TXDCTL(txr->me));
2911 txdctl |= IXGBE_TXDCTL_ENABLE;
2912 /* Set WTHRESH to 8, burst writeback */
2913 txdctl |= (8 << 16);
2915 * When the internal queue falls below PTHRESH (32),
2916 * start prefetching as long as there are at least
2917 * HTHRESH (1) buffers ready. The values are taken
2918 * from the Intel linux driver 3.8.21.
2919 * Prefetching enables tx line rate even with 1 queue.
2921 txdctl |= (32 << 0) | (1 << 8);
2922 IXGBE_WRITE_REG(hw, IXGBE_TXDCTL(txr->me), txdctl);
2925 for (i = 0, rx_que = adapter->rx_queues; i < adapter->num_rx_queues; i++, rx_que++) {
2926 struct rx_ring *rxr = &rx_que->rxr;
2928 rxdctl = IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxr->me));
2929 if (hw->mac.type == ixgbe_mac_82598EB) {
2935 rxdctl &= ~0x3FFFFF;
2938 rxdctl |= IXGBE_RXDCTL_ENABLE;
2939 IXGBE_WRITE_REG(hw, IXGBE_RXDCTL(rxr->me), rxdctl);
2940 for (j = 0; j < 10; j++) {
2941 if (IXGBE_READ_REG(hw, IXGBE_RXDCTL(rxr->me)) &
2942 IXGBE_RXDCTL_ENABLE)
2950 /* Enable Receive engine */
2951 rxctrl = IXGBE_READ_REG(hw, IXGBE_RXCTRL);
2952 if (hw->mac.type == ixgbe_mac_82598EB)
2953 rxctrl |= IXGBE_RXCTRL_DMBYPS;
2954 rxctrl |= IXGBE_RXCTRL_RXEN;
2955 ixgbe_enable_rx_dma(hw, rxctrl);
2957 /* Set up MSI/MSI-X routing */
2958 if (ixgbe_enable_msix) {
2959 ixgbe_configure_ivars(adapter);
2960 /* Set up auto-mask */
2961 if (hw->mac.type == ixgbe_mac_82598EB)
2962 IXGBE_WRITE_REG(hw, IXGBE_EIAM, IXGBE_EICS_RTX_QUEUE);
2964 IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(0), 0xFFFFFFFF);
2965 IXGBE_WRITE_REG(hw, IXGBE_EIAM_EX(1), 0xFFFFFFFF);
2967 } else { /* Simple settings for Legacy/MSI */
2968 ixgbe_set_ivar(adapter, 0, 0, 0);
2969 ixgbe_set_ivar(adapter, 0, 0, 1);
2970 IXGBE_WRITE_REG(hw, IXGBE_EIAM, IXGBE_EICS_RTX_QUEUE);
2973 ixgbe_init_fdir(adapter);
2976 * Check on any SFP devices that
2977 * need to be kick-started
2979 if (hw->phy.type == ixgbe_phy_none) {
2980 err = hw->phy.ops.identify(hw);
2981 if (err == IXGBE_ERR_SFP_NOT_SUPPORTED) {
2983 "Unsupported SFP+ module type was detected.\n");
2988 /* Set moderation on the Link interrupt */
2989 IXGBE_WRITE_REG(hw, IXGBE_EITR(adapter->vector), IXGBE_LINK_ITR);
2991 /* Enable power to the phy. */
2992 ixgbe_set_phy_power(hw, TRUE);
2994 /* Config/Enable Link */
2995 ixgbe_config_link(ctx);
2997 /* Hardware Packet Buffer & Flow Control setup */
2998 ixgbe_config_delay_values(adapter);
3000 /* Initialize the FC settings */
3003 /* Set up VLAN support and filter */
3004 ixgbe_setup_vlan_hw_support(ctx);
3006 /* Setup DMA Coalescing */
3007 ixgbe_config_dmac(adapter);
3009 /* And now turn on interrupts */
3010 ixgbe_if_enable_intr(ctx);
3012 /* Enable the use of the MBX by the VF's */
3013 if (adapter->feat_en & IXGBE_FEATURE_SRIOV) {
3014 ctrl_ext = IXGBE_READ_REG(hw, IXGBE_CTRL_EXT);
3015 ctrl_ext |= IXGBE_CTRL_EXT_PFRSTD;
3016 IXGBE_WRITE_REG(hw, IXGBE_CTRL_EXT, ctrl_ext);
3019 } /* ixgbe_init_locked */
3021 /************************************************************************
3024 * Setup the correct IVAR register for a particular MSI-X interrupt
3025 * (yes this is all very magic and confusing :)
3026 * - entry is the register array entry
3027 * - vector is the MSI-X vector for this queue
3028 * - type is RX/TX/MISC
3029 ************************************************************************/
3031 ixgbe_set_ivar(struct adapter *adapter, u8 entry, u8 vector, s8 type)
3033 struct ixgbe_hw *hw = &adapter->hw;
3036 vector |= IXGBE_IVAR_ALLOC_VAL;
3038 switch (hw->mac.type) {
3039 case ixgbe_mac_82598EB:
3041 entry = IXGBE_IVAR_OTHER_CAUSES_INDEX;
3043 entry += (type * 64);
3044 index = (entry >> 2) & 0x1F;
3045 ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(index));
3046 ivar &= ~(0xFF << (8 * (entry & 0x3)));
3047 ivar |= (vector << (8 * (entry & 0x3)));
3048 IXGBE_WRITE_REG(&adapter->hw, IXGBE_IVAR(index), ivar);
3050 case ixgbe_mac_82599EB:
3051 case ixgbe_mac_X540:
3052 case ixgbe_mac_X550:
3053 case ixgbe_mac_X550EM_x:
3054 case ixgbe_mac_X550EM_a:
3055 if (type == -1) { /* MISC IVAR */
3056 index = (entry & 1) * 8;
3057 ivar = IXGBE_READ_REG(hw, IXGBE_IVAR_MISC);
3058 ivar &= ~(0xFF << index);
3059 ivar |= (vector << index);
3060 IXGBE_WRITE_REG(hw, IXGBE_IVAR_MISC, ivar);
3061 } else { /* RX/TX IVARS */
3062 index = (16 * (entry & 1)) + (8 * type);
3063 ivar = IXGBE_READ_REG(hw, IXGBE_IVAR(entry >> 1));
3064 ivar &= ~(0xFF << index);
3065 ivar |= (vector << index);
3066 IXGBE_WRITE_REG(hw, IXGBE_IVAR(entry >> 1), ivar);
3071 } /* ixgbe_set_ivar */
3073 /************************************************************************
3074 * ixgbe_configure_ivars
3075 ************************************************************************/
3077 ixgbe_configure_ivars(struct adapter *adapter)
3079 struct ix_rx_queue *rx_que = adapter->rx_queues;
3080 struct ix_tx_queue *tx_que = adapter->tx_queues;
3083 if (ixgbe_max_interrupt_rate > 0)
3084 newitr = (4000000 / ixgbe_max_interrupt_rate) & 0x0FF8;
3087 * Disable DMA coalescing if interrupt moderation is
3094 for (int i = 0; i < adapter->num_rx_queues; i++, rx_que++) {
3095 struct rx_ring *rxr = &rx_que->rxr;
3097 /* First the RX queue entry */
3098 ixgbe_set_ivar(adapter, rxr->me, rx_que->msix, 0);
3100 /* Set an Initial EITR value */
3101 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EITR(rx_que->msix), newitr);
3103 for (int i = 0; i < adapter->num_tx_queues; i++, tx_que++) {
3104 struct tx_ring *txr = &tx_que->txr;
3106 /* ... and the TX */
3107 ixgbe_set_ivar(adapter, txr->me, tx_que->msix, 1);
3109 /* For the Link interrupt */
3110 ixgbe_set_ivar(adapter, 1, adapter->vector, -1);
3111 } /* ixgbe_configure_ivars */
3113 /************************************************************************
3115 ************************************************************************/
3117 ixgbe_config_gpie(struct adapter *adapter)
3119 struct ixgbe_hw *hw = &adapter->hw;
3122 gpie = IXGBE_READ_REG(hw, IXGBE_GPIE);
3124 if (adapter->intr_type == IFLIB_INTR_MSIX) {
3125 /* Enable Enhanced MSI-X mode */
3126 gpie |= IXGBE_GPIE_MSIX_MODE
3128 | IXGBE_GPIE_PBA_SUPPORT
3132 /* Fan Failure Interrupt */
3133 if (adapter->feat_en & IXGBE_FEATURE_FAN_FAIL)
3134 gpie |= IXGBE_SDP1_GPIEN;
3136 /* Thermal Sensor Interrupt */
3137 if (adapter->feat_en & IXGBE_FEATURE_TEMP_SENSOR)
3138 gpie |= IXGBE_SDP0_GPIEN_X540;
3140 /* Link detection */
3141 switch (hw->mac.type) {
3142 case ixgbe_mac_82599EB:
3143 gpie |= IXGBE_SDP1_GPIEN | IXGBE_SDP2_GPIEN;
3145 case ixgbe_mac_X550EM_x:
3146 case ixgbe_mac_X550EM_a:
3147 gpie |= IXGBE_SDP0_GPIEN_X540;
3153 IXGBE_WRITE_REG(hw, IXGBE_GPIE, gpie);
3155 } /* ixgbe_config_gpie */
3157 /************************************************************************
3158 * ixgbe_config_delay_values
3160 * Requires adapter->max_frame_size to be set.
3161 ************************************************************************/
3163 ixgbe_config_delay_values(struct adapter *adapter)
3165 struct ixgbe_hw *hw = &adapter->hw;
3166 u32 rxpb, frame, size, tmp;
3168 frame = adapter->max_frame_size;
3170 /* Calculate High Water */
3171 switch (hw->mac.type) {
3172 case ixgbe_mac_X540:
3173 case ixgbe_mac_X550:
3174 case ixgbe_mac_X550EM_x:
3175 case ixgbe_mac_X550EM_a:
3176 tmp = IXGBE_DV_X540(frame, frame);
3179 tmp = IXGBE_DV(frame, frame);
3182 size = IXGBE_BT2KB(tmp);
3183 rxpb = IXGBE_READ_REG(hw, IXGBE_RXPBSIZE(0)) >> 10;
3184 hw->fc.high_water[0] = rxpb - size;
3186 /* Now calculate Low Water */
3187 switch (hw->mac.type) {
3188 case ixgbe_mac_X540:
3189 case ixgbe_mac_X550:
3190 case ixgbe_mac_X550EM_x:
3191 case ixgbe_mac_X550EM_a:
3192 tmp = IXGBE_LOW_DV_X540(frame);
3195 tmp = IXGBE_LOW_DV(frame);
3198 hw->fc.low_water[0] = IXGBE_BT2KB(tmp);
3200 hw->fc.pause_time = IXGBE_FC_PAUSE;
3201 hw->fc.send_xon = TRUE;
3202 } /* ixgbe_config_delay_values */
3204 /************************************************************************
3205 * ixgbe_set_multi - Multicast Update
3207 * Called whenever multicast address list is updated.
3208 ************************************************************************/
3210 ixgbe_mc_filter_apply(void *arg, struct ifmultiaddr *ifma, int count)
3212 struct adapter *adapter = arg;
3213 struct ixgbe_mc_addr *mta = adapter->mta;
3215 if (ifma->ifma_addr->sa_family != AF_LINK)
3217 if (count == MAX_NUM_MULTICAST_ADDRESSES)
3219 bcopy(LLADDR((struct sockaddr_dl *)ifma->ifma_addr),
3220 mta[count].addr, IXGBE_ETH_LENGTH_OF_ADDRESS);
3221 mta[count].vmdq = adapter->pool;
3224 } /* ixgbe_mc_filter_apply */
3227 ixgbe_if_multi_set(if_ctx_t ctx)
3229 struct adapter *adapter = iflib_get_softc(ctx);
3230 struct ixgbe_mc_addr *mta;
3231 struct ifnet *ifp = iflib_get_ifp(ctx);
3236 IOCTL_DEBUGOUT("ixgbe_if_multi_set: begin");
3239 bzero(mta, sizeof(*mta) * MAX_NUM_MULTICAST_ADDRESSES);
3241 mcnt = if_multi_apply(iflib_get_ifp(ctx), ixgbe_mc_filter_apply, adapter);
3243 fctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_FCTRL);
3244 fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE);
3245 if (ifp->if_flags & IFF_PROMISC)
3246 fctrl |= (IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE);
3247 else if (mcnt >= MAX_NUM_MULTICAST_ADDRESSES ||
3248 ifp->if_flags & IFF_ALLMULTI) {
3249 fctrl |= IXGBE_FCTRL_MPE;
3250 fctrl &= ~IXGBE_FCTRL_UPE;
3252 fctrl &= ~(IXGBE_FCTRL_UPE | IXGBE_FCTRL_MPE);
3254 IXGBE_WRITE_REG(&adapter->hw, IXGBE_FCTRL, fctrl);
3256 if (mcnt < MAX_NUM_MULTICAST_ADDRESSES) {
3257 update_ptr = (u8 *)mta;
3258 ixgbe_update_mc_addr_list(&adapter->hw, update_ptr, mcnt,
3259 ixgbe_mc_array_itr, TRUE);
3262 } /* ixgbe_if_multi_set */
3264 /************************************************************************
3265 * ixgbe_mc_array_itr
3267 * An iterator function needed by the multicast shared code.
3268 * It feeds the shared code routine the addresses in the
3269 * array of ixgbe_set_multi() one by one.
3270 ************************************************************************/
3272 ixgbe_mc_array_itr(struct ixgbe_hw *hw, u8 **update_ptr, u32 *vmdq)
3274 struct ixgbe_mc_addr *mta;
3276 mta = (struct ixgbe_mc_addr *)*update_ptr;
3279 *update_ptr = (u8*)(mta + 1);
3282 } /* ixgbe_mc_array_itr */
3284 /************************************************************************
3285 * ixgbe_local_timer - Timer routine
3287 * Checks for link status, updates statistics,
3288 * and runs the watchdog check.
3289 ************************************************************************/
3291 ixgbe_if_timer(if_ctx_t ctx, uint16_t qid)
3293 struct adapter *adapter = iflib_get_softc(ctx);
3298 /* Check for pluggable optics */
3299 if (adapter->sfp_probe)
3300 if (!ixgbe_sfp_probe(ctx))
3301 return; /* Nothing to do */
3303 ixgbe_check_link(&adapter->hw, &adapter->link_speed,
3304 &adapter->link_up, 0);
3306 /* Fire off the adminq task */
3307 iflib_admin_intr_deferred(ctx);
3309 } /* ixgbe_if_timer */
3311 /************************************************************************
3314 * Determine if a port had optics inserted.
3315 ************************************************************************/
3317 ixgbe_sfp_probe(if_ctx_t ctx)
3319 struct adapter *adapter = iflib_get_softc(ctx);
3320 struct ixgbe_hw *hw = &adapter->hw;
3321 device_t dev = iflib_get_dev(ctx);
3322 bool result = FALSE;
3324 if ((hw->phy.type == ixgbe_phy_nl) &&
3325 (hw->phy.sfp_type == ixgbe_sfp_type_not_present)) {
3326 s32 ret = hw->phy.ops.identify_sfp(hw);
3329 ret = hw->phy.ops.reset(hw);
3330 adapter->sfp_probe = FALSE;
3331 if (ret == IXGBE_ERR_SFP_NOT_SUPPORTED) {
3332 device_printf(dev, "Unsupported SFP+ module detected!");
3334 "Reload driver with supported module.\n");
3337 device_printf(dev, "SFP+ module detected!\n");
3338 /* We now have supported optics */
3344 } /* ixgbe_sfp_probe */
3346 /************************************************************************
3347 * ixgbe_handle_mod - Tasklet for SFP module interrupts
3348 ************************************************************************/
3350 ixgbe_handle_mod(void *context)
3352 if_ctx_t ctx = context;
3353 struct adapter *adapter = iflib_get_softc(ctx);
3354 struct ixgbe_hw *hw = &adapter->hw;
3355 device_t dev = iflib_get_dev(ctx);
3356 u32 err, cage_full = 0;
3358 if (adapter->hw.need_crosstalk_fix) {
3359 switch (hw->mac.type) {
3360 case ixgbe_mac_82599EB:
3361 cage_full = IXGBE_READ_REG(hw, IXGBE_ESDP) &
3364 case ixgbe_mac_X550EM_x:
3365 case ixgbe_mac_X550EM_a:
3366 cage_full = IXGBE_READ_REG(hw, IXGBE_ESDP) &
3374 goto handle_mod_out;
3377 err = hw->phy.ops.identify_sfp(hw);
3378 if (err == IXGBE_ERR_SFP_NOT_SUPPORTED) {
3380 "Unsupported SFP+ module type was detected.\n");
3381 goto handle_mod_out;
3384 if (hw->mac.type == ixgbe_mac_82598EB)
3385 err = hw->phy.ops.reset(hw);
3387 err = hw->mac.ops.setup_sfp(hw);
3389 if (err == IXGBE_ERR_SFP_NOT_SUPPORTED) {
3391 "Setup failure - unsupported SFP+ module type.\n");
3392 goto handle_mod_out;
3394 adapter->task_requests |= IXGBE_REQUEST_TASK_MSF;
3398 adapter->task_requests &= ~(IXGBE_REQUEST_TASK_MSF);
3399 } /* ixgbe_handle_mod */
3402 /************************************************************************
3403 * ixgbe_handle_msf - Tasklet for MSF (multispeed fiber) interrupts
3404 ************************************************************************/
3406 ixgbe_handle_msf(void *context)
3408 if_ctx_t ctx = context;
3409 struct adapter *adapter = iflib_get_softc(ctx);
3410 struct ixgbe_hw *hw = &adapter->hw;
3414 /* get_supported_phy_layer will call hw->phy.ops.identify_sfp() */
3415 adapter->phy_layer = ixgbe_get_supported_physical_layer(hw);
3417 autoneg = hw->phy.autoneg_advertised;
3418 if ((!autoneg) && (hw->mac.ops.get_link_capabilities))
3419 hw->mac.ops.get_link_capabilities(hw, &autoneg, &negotiate);
3420 if (hw->mac.ops.setup_link)
3421 hw->mac.ops.setup_link(hw, autoneg, TRUE);
3423 /* Adjust media types shown in ifconfig */
3424 ifmedia_removeall(adapter->media);
3425 ixgbe_add_media_types(adapter->ctx);
3426 ifmedia_set(adapter->media, IFM_ETHER | IFM_AUTO);
3427 } /* ixgbe_handle_msf */
3429 /************************************************************************
3430 * ixgbe_handle_phy - Tasklet for external PHY interrupts
3431 ************************************************************************/
3433 ixgbe_handle_phy(void *context)
3435 if_ctx_t ctx = context;
3436 struct adapter *adapter = iflib_get_softc(ctx);
3437 struct ixgbe_hw *hw = &adapter->hw;
3440 error = hw->phy.ops.handle_lasi(hw);
3441 if (error == IXGBE_ERR_OVERTEMP)
3442 device_printf(adapter->dev, "CRITICAL: EXTERNAL PHY OVER TEMP!! PHY will downshift to lower power state!\n");
3444 device_printf(adapter->dev,
3445 "Error handling LASI interrupt: %d\n", error);
3446 } /* ixgbe_handle_phy */
3448 /************************************************************************
3449 * ixgbe_if_stop - Stop the hardware
3451 * Disables all traffic on the adapter by issuing a
3452 * global reset on the MAC and deallocates TX/RX buffers.
3453 ************************************************************************/
3455 ixgbe_if_stop(if_ctx_t ctx)
3457 struct adapter *adapter = iflib_get_softc(ctx);
3458 struct ixgbe_hw *hw = &adapter->hw;
3460 INIT_DEBUGOUT("ixgbe_if_stop: begin\n");
3463 hw->adapter_stopped = FALSE;
3464 ixgbe_stop_adapter(hw);
3465 if (hw->mac.type == ixgbe_mac_82599EB)
3466 ixgbe_stop_mac_link_on_d3_82599(hw);
3467 /* Turn off the laser - noop with no optics */
3468 ixgbe_disable_tx_laser(hw);
3470 /* Update the stack */
3471 adapter->link_up = FALSE;
3472 ixgbe_if_update_admin_status(ctx);
3474 /* reprogram the RAR[0] in case user changed it. */
3475 ixgbe_set_rar(&adapter->hw, 0, adapter->hw.mac.addr, 0, IXGBE_RAH_AV);
3478 } /* ixgbe_if_stop */
3480 /************************************************************************
3481 * ixgbe_update_link_status - Update OS on link state
3483 * Note: Only updates the OS on the cached link state.
3484 * The real check of the hardware only happens with
3486 ************************************************************************/
3488 ixgbe_if_update_admin_status(if_ctx_t ctx)
3490 struct adapter *adapter = iflib_get_softc(ctx);
3491 device_t dev = iflib_get_dev(ctx);
3493 if (adapter->link_up) {
3494 if (adapter->link_active == FALSE) {
3496 device_printf(dev, "Link is up %d Gbps %s \n",
3497 ((adapter->link_speed == 128) ? 10 : 1),
3499 adapter->link_active = TRUE;
3500 /* Update any Flow Control changes */
3501 ixgbe_fc_enable(&adapter->hw);
3502 /* Update DMA coalescing config */
3503 ixgbe_config_dmac(adapter);
3504 /* should actually be negotiated value */
3505 iflib_link_state_change(ctx, LINK_STATE_UP, IF_Gbps(10));
3507 if (adapter->feat_en & IXGBE_FEATURE_SRIOV)
3508 ixgbe_ping_all_vfs(adapter);
3510 } else { /* Link down */
3511 if (adapter->link_active == TRUE) {
3513 device_printf(dev, "Link is Down\n");
3514 iflib_link_state_change(ctx, LINK_STATE_DOWN, 0);
3515 adapter->link_active = FALSE;
3516 if (adapter->feat_en & IXGBE_FEATURE_SRIOV)
3517 ixgbe_ping_all_vfs(adapter);
3521 /* Handle task requests from msix_link() */
3522 if (adapter->task_requests & IXGBE_REQUEST_TASK_MOD)
3523 ixgbe_handle_mod(ctx);
3524 if (adapter->task_requests & IXGBE_REQUEST_TASK_MSF)
3525 ixgbe_handle_msf(ctx);
3526 if (adapter->task_requests & IXGBE_REQUEST_TASK_MBX)
3527 ixgbe_handle_mbx(ctx);
3528 if (adapter->task_requests & IXGBE_REQUEST_TASK_FDIR)
3529 ixgbe_reinit_fdir(ctx);
3530 if (adapter->task_requests & IXGBE_REQUEST_TASK_PHY)
3531 ixgbe_handle_phy(ctx);
3532 adapter->task_requests = 0;
3534 ixgbe_update_stats_counters(adapter);
3535 } /* ixgbe_if_update_admin_status */
3537 /************************************************************************
3538 * ixgbe_config_dmac - Configure DMA Coalescing
3539 ************************************************************************/
3541 ixgbe_config_dmac(struct adapter *adapter)
3543 struct ixgbe_hw *hw = &adapter->hw;
3544 struct ixgbe_dmac_config *dcfg = &hw->mac.dmac_config;
3546 if (hw->mac.type < ixgbe_mac_X550 || !hw->mac.ops.dmac_config)
3549 if (dcfg->watchdog_timer ^ adapter->dmac ||
3550 dcfg->link_speed ^ adapter->link_speed) {
3551 dcfg->watchdog_timer = adapter->dmac;
3552 dcfg->fcoe_en = FALSE;
3553 dcfg->link_speed = adapter->link_speed;
3556 INIT_DEBUGOUT2("dmac settings: watchdog %d, link speed %d\n",
3557 dcfg->watchdog_timer, dcfg->link_speed);
3559 hw->mac.ops.dmac_config(hw);
3561 } /* ixgbe_config_dmac */
3563 /************************************************************************
3564 * ixgbe_if_enable_intr
3565 ************************************************************************/
3567 ixgbe_if_enable_intr(if_ctx_t ctx)
3569 struct adapter *adapter = iflib_get_softc(ctx);
3570 struct ixgbe_hw *hw = &adapter->hw;
3571 struct ix_rx_queue *que = adapter->rx_queues;
3574 mask = (IXGBE_EIMS_ENABLE_MASK & ~IXGBE_EIMS_RTX_QUEUE);
3576 switch (adapter->hw.mac.type) {
3577 case ixgbe_mac_82599EB:
3578 mask |= IXGBE_EIMS_ECC;
3579 /* Temperature sensor on some adapters */
3580 mask |= IXGBE_EIMS_GPI_SDP0;
3581 /* SFP+ (RX_LOS_N & MOD_ABS_N) */
3582 mask |= IXGBE_EIMS_GPI_SDP1;
3583 mask |= IXGBE_EIMS_GPI_SDP2;
3585 case ixgbe_mac_X540:
3586 /* Detect if Thermal Sensor is enabled */
3587 fwsm = IXGBE_READ_REG(hw, IXGBE_FWSM);
3588 if (fwsm & IXGBE_FWSM_TS_ENABLED)
3589 mask |= IXGBE_EIMS_TS;
3590 mask |= IXGBE_EIMS_ECC;
3592 case ixgbe_mac_X550:
3593 /* MAC thermal sensor is automatically enabled */
3594 mask |= IXGBE_EIMS_TS;
3595 mask |= IXGBE_EIMS_ECC;
3597 case ixgbe_mac_X550EM_x:
3598 case ixgbe_mac_X550EM_a:
3599 /* Some devices use SDP0 for important information */
3600 if (hw->device_id == IXGBE_DEV_ID_X550EM_X_SFP ||
3601 hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP ||
3602 hw->device_id == IXGBE_DEV_ID_X550EM_A_SFP_N ||
3603 hw->device_id == IXGBE_DEV_ID_X550EM_X_10G_T)
3604 mask |= IXGBE_EIMS_GPI_SDP0_BY_MAC(hw);
3605 if (hw->phy.type == ixgbe_phy_x550em_ext_t)
3606 mask |= IXGBE_EICR_GPI_SDP0_X540;
3607 mask |= IXGBE_EIMS_ECC;
3613 /* Enable Fan Failure detection */
3614 if (adapter->feat_en & IXGBE_FEATURE_FAN_FAIL)
3615 mask |= IXGBE_EIMS_GPI_SDP1;
3617 if (adapter->feat_en & IXGBE_FEATURE_SRIOV)
3618 mask |= IXGBE_EIMS_MAILBOX;
3619 /* Enable Flow Director */
3620 if (adapter->feat_en & IXGBE_FEATURE_FDIR)
3621 mask |= IXGBE_EIMS_FLOW_DIR;
3623 IXGBE_WRITE_REG(hw, IXGBE_EIMS, mask);
3625 /* With MSI-X we use auto clear */
3626 if (adapter->intr_type == IFLIB_INTR_MSIX) {
3627 mask = IXGBE_EIMS_ENABLE_MASK;
3628 /* Don't autoclear Link */
3629 mask &= ~IXGBE_EIMS_OTHER;
3630 mask &= ~IXGBE_EIMS_LSC;
3631 if (adapter->feat_cap & IXGBE_FEATURE_SRIOV)
3632 mask &= ~IXGBE_EIMS_MAILBOX;
3633 IXGBE_WRITE_REG(hw, IXGBE_EIAC, mask);
3637 * Now enable all queues, this is done separately to
3638 * allow for handling the extended (beyond 32) MSI-X
3639 * vectors that can be used by 82599
3641 for (int i = 0; i < adapter->num_rx_queues; i++, que++)
3642 ixgbe_enable_queue(adapter, que->msix);
3644 IXGBE_WRITE_FLUSH(hw);
3646 } /* ixgbe_if_enable_intr */
3648 /************************************************************************
3649 * ixgbe_disable_intr
3650 ************************************************************************/
3652 ixgbe_if_disable_intr(if_ctx_t ctx)
3654 struct adapter *adapter = iflib_get_softc(ctx);
3656 if (adapter->intr_type == IFLIB_INTR_MSIX)
3657 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIAC, 0);
3658 if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
3659 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, ~0);
3661 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC, 0xFFFF0000);
3662 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(0), ~0);
3663 IXGBE_WRITE_REG(&adapter->hw, IXGBE_EIMC_EX(1), ~0);
3665 IXGBE_WRITE_FLUSH(&adapter->hw);
3667 } /* ixgbe_if_disable_intr */
3669 /************************************************************************
3670 * ixgbe_link_intr_enable
3671 ************************************************************************/
3673 ixgbe_link_intr_enable(if_ctx_t ctx)
3675 struct ixgbe_hw *hw = &((struct adapter *)iflib_get_softc(ctx))->hw;
3677 /* Re-enable other interrupts */
3678 IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EIMS_OTHER | IXGBE_EIMS_LSC);
3679 } /* ixgbe_link_intr_enable */
3681 /************************************************************************
3682 * ixgbe_if_rx_queue_intr_enable
3683 ************************************************************************/
3685 ixgbe_if_rx_queue_intr_enable(if_ctx_t ctx, uint16_t rxqid)
3687 struct adapter *adapter = iflib_get_softc(ctx);
3688 struct ix_rx_queue *que = &adapter->rx_queues[rxqid];
3690 ixgbe_enable_queue(adapter, que->msix);
3693 } /* ixgbe_if_rx_queue_intr_enable */
3695 /************************************************************************
3696 * ixgbe_enable_queue
3697 ************************************************************************/
3699 ixgbe_enable_queue(struct adapter *adapter, u32 vector)
3701 struct ixgbe_hw *hw = &adapter->hw;
3702 u64 queue = 1ULL << vector;
3705 if (hw->mac.type == ixgbe_mac_82598EB) {
3706 mask = (IXGBE_EIMS_RTX_QUEUE & queue);
3707 IXGBE_WRITE_REG(hw, IXGBE_EIMS, mask);
3709 mask = (queue & 0xFFFFFFFF);
3711 IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(0), mask);
3712 mask = (queue >> 32);
3714 IXGBE_WRITE_REG(hw, IXGBE_EIMS_EX(1), mask);
3716 } /* ixgbe_enable_queue */
3718 /************************************************************************
3719 * ixgbe_disable_queue
3720 ************************************************************************/
3722 ixgbe_disable_queue(struct adapter *adapter, u32 vector)
3724 struct ixgbe_hw *hw = &adapter->hw;
3725 u64 queue = 1ULL << vector;
3728 if (hw->mac.type == ixgbe_mac_82598EB) {
3729 mask = (IXGBE_EIMS_RTX_QUEUE & queue);
3730 IXGBE_WRITE_REG(hw, IXGBE_EIMC, mask);
3732 mask = (queue & 0xFFFFFFFF);
3734 IXGBE_WRITE_REG(hw, IXGBE_EIMC_EX(0), mask);
3735 mask = (queue >> 32);
3737 IXGBE_WRITE_REG(hw, IXGBE_EIMC_EX(1), mask);
3739 } /* ixgbe_disable_queue */
3741 /************************************************************************
3742 * ixgbe_intr - Legacy Interrupt Service Routine
3743 ************************************************************************/
3745 ixgbe_intr(void *arg)
3747 struct adapter *adapter = arg;
3748 struct ix_rx_queue *que = adapter->rx_queues;
3749 struct ixgbe_hw *hw = &adapter->hw;
3750 if_ctx_t ctx = adapter->ctx;
3751 u32 eicr, eicr_mask;
3753 eicr = IXGBE_READ_REG(hw, IXGBE_EICR);
3757 ixgbe_if_enable_intr(ctx);
3758 return (FILTER_HANDLED);
3761 /* Check for fan failure */
3762 if ((hw->device_id == IXGBE_DEV_ID_82598AT) &&
3763 (eicr & IXGBE_EICR_GPI_SDP1)) {
3764 device_printf(adapter->dev,
3765 "\nCRITICAL: FAN FAILURE!! REPLACE IMMEDIATELY!!\n");
3766 IXGBE_WRITE_REG(hw, IXGBE_EIMS, IXGBE_EICR_GPI_SDP1_BY_MAC(hw));
3769 /* Link status change */
3770 if (eicr & IXGBE_EICR_LSC) {
3771 IXGBE_WRITE_REG(hw, IXGBE_EIMC, IXGBE_EIMC_LSC);
3772 iflib_admin_intr_deferred(ctx);
3775 if (ixgbe_is_sfp(hw)) {
3776 /* Pluggable optics-related interrupt */
3777 if (hw->mac.type >= ixgbe_mac_X540)
3778 eicr_mask = IXGBE_EICR_GPI_SDP0_X540;
3780 eicr_mask = IXGBE_EICR_GPI_SDP2_BY_MAC(hw);
3782 if (eicr & eicr_mask) {
3783 IXGBE_WRITE_REG(hw, IXGBE_EICR, eicr_mask);
3784 adapter->task_requests |= IXGBE_REQUEST_TASK_MOD;
3787 if ((hw->mac.type == ixgbe_mac_82599EB) &&
3788 (eicr & IXGBE_EICR_GPI_SDP1_BY_MAC(hw))) {
3789 IXGBE_WRITE_REG(hw, IXGBE_EICR,
3790 IXGBE_EICR_GPI_SDP1_BY_MAC(hw));
3791 adapter->task_requests |= IXGBE_REQUEST_TASK_MSF;
3795 /* External PHY interrupt */
3796 if ((hw->phy.type == ixgbe_phy_x550em_ext_t) &&
3797 (eicr & IXGBE_EICR_GPI_SDP0_X540))
3798 adapter->task_requests |= IXGBE_REQUEST_TASK_PHY;
3800 return (FILTER_SCHEDULE_THREAD);
3803 /************************************************************************
3804 * ixgbe_free_pci_resources
3805 ************************************************************************/
3807 ixgbe_free_pci_resources(if_ctx_t ctx)
3809 struct adapter *adapter = iflib_get_softc(ctx);
3810 struct ix_rx_queue *que = adapter->rx_queues;
3811 device_t dev = iflib_get_dev(ctx);
3813 /* Release all MSI-X queue resources */
3814 if (adapter->intr_type == IFLIB_INTR_MSIX)
3815 iflib_irq_free(ctx, &adapter->irq);
3818 for (int i = 0; i < adapter->num_rx_queues; i++, que++) {
3819 iflib_irq_free(ctx, &que->que_irq);
3823 if (adapter->pci_mem != NULL)
3824 bus_release_resource(dev, SYS_RES_MEMORY,
3825 rman_get_rid(adapter->pci_mem), adapter->pci_mem);
3826 } /* ixgbe_free_pci_resources */
3828 /************************************************************************
3829 * ixgbe_sysctl_flowcntl
3831 * SYSCTL wrapper around setting Flow Control
3832 ************************************************************************/
3834 ixgbe_sysctl_flowcntl(SYSCTL_HANDLER_ARGS)
3836 struct adapter *adapter;
3839 adapter = (struct adapter *)arg1;
3840 fc = adapter->hw.fc.current_mode;
3842 error = sysctl_handle_int(oidp, &fc, 0, req);
3843 if ((error) || (req->newptr == NULL))
3846 /* Don't bother if it's not changed */
3847 if (fc == adapter->hw.fc.current_mode)
3850 return ixgbe_set_flowcntl(adapter, fc);
3851 } /* ixgbe_sysctl_flowcntl */
3853 /************************************************************************
3854 * ixgbe_set_flowcntl - Set flow control
3856 * Flow control values:
3861 ************************************************************************/
3863 ixgbe_set_flowcntl(struct adapter *adapter, int fc)
3866 case ixgbe_fc_rx_pause:
3867 case ixgbe_fc_tx_pause:
3869 adapter->hw.fc.requested_mode = fc;
3870 if (adapter->num_rx_queues > 1)
3871 ixgbe_disable_rx_drop(adapter);
3874 adapter->hw.fc.requested_mode = ixgbe_fc_none;
3875 if (adapter->num_rx_queues > 1)
3876 ixgbe_enable_rx_drop(adapter);
3882 /* Don't autoneg if forcing a value */
3883 adapter->hw.fc.disable_fc_autoneg = TRUE;
3884 ixgbe_fc_enable(&adapter->hw);
3887 } /* ixgbe_set_flowcntl */
3889 /************************************************************************
3890 * ixgbe_enable_rx_drop
3892 * Enable the hardware to drop packets when the buffer is
3893 * full. This is useful with multiqueue, so that no single
3894 * queue being full stalls the entire RX engine. We only
3895 * enable this when Multiqueue is enabled AND Flow Control
3897 ************************************************************************/
3899 ixgbe_enable_rx_drop(struct adapter *adapter)
3901 struct ixgbe_hw *hw = &adapter->hw;
3902 struct rx_ring *rxr;
3905 for (int i = 0; i < adapter->num_rx_queues; i++) {
3906 rxr = &adapter->rx_queues[i].rxr;
3907 srrctl = IXGBE_READ_REG(hw, IXGBE_SRRCTL(rxr->me));
3908 srrctl |= IXGBE_SRRCTL_DROP_EN;
3909 IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(rxr->me), srrctl);
3912 /* enable drop for each vf */
3913 for (int i = 0; i < adapter->num_vfs; i++) {
3914 IXGBE_WRITE_REG(hw, IXGBE_QDE,
3915 (IXGBE_QDE_WRITE | (i << IXGBE_QDE_IDX_SHIFT) |
3918 } /* ixgbe_enable_rx_drop */
3920 /************************************************************************
3921 * ixgbe_disable_rx_drop
3922 ************************************************************************/
3924 ixgbe_disable_rx_drop(struct adapter *adapter)
3926 struct ixgbe_hw *hw = &adapter->hw;
3927 struct rx_ring *rxr;
3930 for (int i = 0; i < adapter->num_rx_queues; i++) {
3931 rxr = &adapter->rx_queues[i].rxr;
3932 srrctl = IXGBE_READ_REG(hw, IXGBE_SRRCTL(rxr->me));
3933 srrctl &= ~IXGBE_SRRCTL_DROP_EN;
3934 IXGBE_WRITE_REG(hw, IXGBE_SRRCTL(rxr->me), srrctl);
3937 /* disable drop for each vf */
3938 for (int i = 0; i < adapter->num_vfs; i++) {
3939 IXGBE_WRITE_REG(hw, IXGBE_QDE,
3940 (IXGBE_QDE_WRITE | (i << IXGBE_QDE_IDX_SHIFT)));
3942 } /* ixgbe_disable_rx_drop */
3944 /************************************************************************
3945 * ixgbe_sysctl_advertise
3947 * SYSCTL wrapper around setting advertised speed
3948 ************************************************************************/
3950 ixgbe_sysctl_advertise(SYSCTL_HANDLER_ARGS)
3952 struct adapter *adapter;
3953 int error, advertise;
3955 adapter = (struct adapter *)arg1;
3956 advertise = adapter->advertise;
3958 error = sysctl_handle_int(oidp, &advertise, 0, req);
3959 if ((error) || (req->newptr == NULL))
3962 return ixgbe_set_advertise(adapter, advertise);
3963 } /* ixgbe_sysctl_advertise */
3965 /************************************************************************
3966 * ixgbe_set_advertise - Control advertised link speed
3969 * 0x1 - advertise 100 Mb
3970 * 0x2 - advertise 1G
3971 * 0x4 - advertise 10G
3972 * 0x8 - advertise 10 Mb (yes, Mb)
3973 ************************************************************************/
3975 ixgbe_set_advertise(struct adapter *adapter, int advertise)
3977 device_t dev = iflib_get_dev(adapter->ctx);
3978 struct ixgbe_hw *hw;
3979 ixgbe_link_speed speed = 0;
3980 ixgbe_link_speed link_caps = 0;
3981 s32 err = IXGBE_NOT_IMPLEMENTED;
3982 bool negotiate = FALSE;
3984 /* Checks to validate new value */
3985 if (adapter->advertise == advertise) /* no change */
3990 /* No speed changes for backplane media */
3991 if (hw->phy.media_type == ixgbe_media_type_backplane)
3994 if (!((hw->phy.media_type == ixgbe_media_type_copper) ||
3995 (hw->phy.multispeed_fiber))) {
3996 device_printf(dev, "Advertised speed can only be set on copper or multispeed fiber media types.\n");
4000 if (advertise < 0x1 || advertise > 0xF) {
4001 device_printf(dev, "Invalid advertised speed; valid modes are 0x1 through 0xF\n");
4005 if (hw->mac.ops.get_link_capabilities) {
4006 err = hw->mac.ops.get_link_capabilities(hw, &link_caps,
4008 if (err != IXGBE_SUCCESS) {
4009 device_printf(dev, "Unable to determine supported advertise speeds\n");
4014 /* Set new value and report new advertised mode */
4015 if (advertise & 0x1) {
4016 if (!(link_caps & IXGBE_LINK_SPEED_100_FULL)) {
4017 device_printf(dev, "Interface does not support 100Mb advertised speed\n");
4020 speed |= IXGBE_LINK_SPEED_100_FULL;
4022 if (advertise & 0x2) {
4023 if (!(link_caps & IXGBE_LINK_SPEED_1GB_FULL)) {
4024 device_printf(dev, "Interface does not support 1Gb advertised speed\n");
4027 speed |= IXGBE_LINK_SPEED_1GB_FULL;
4029 if (advertise & 0x4) {
4030 if (!(link_caps & IXGBE_LINK_SPEED_10GB_FULL)) {
4031 device_printf(dev, "Interface does not support 10Gb advertised speed\n");
4034 speed |= IXGBE_LINK_SPEED_10GB_FULL;
4036 if (advertise & 0x8) {
4037 if (!(link_caps & IXGBE_LINK_SPEED_10_FULL)) {
4038 device_printf(dev, "Interface does not support 10Mb advertised speed\n");
4041 speed |= IXGBE_LINK_SPEED_10_FULL;
4044 hw->mac.autotry_restart = TRUE;
4045 hw->mac.ops.setup_link(hw, speed, TRUE);
4046 adapter->advertise = advertise;
4049 } /* ixgbe_set_advertise */
4051 /************************************************************************
4052 * ixgbe_get_advertise - Get current advertised speed settings
4054 * Formatted for sysctl usage.
4056 * 0x1 - advertise 100 Mb
4057 * 0x2 - advertise 1G
4058 * 0x4 - advertise 10G
4059 * 0x8 - advertise 10 Mb (yes, Mb)
4060 ************************************************************************/
4062 ixgbe_get_advertise(struct adapter *adapter)
4064 struct ixgbe_hw *hw = &adapter->hw;
4066 ixgbe_link_speed link_caps = 0;
4068 bool negotiate = FALSE;
4071 * Advertised speed means nothing unless it's copper or
4074 if (!(hw->phy.media_type == ixgbe_media_type_copper) &&
4075 !(hw->phy.multispeed_fiber))
4078 err = hw->mac.ops.get_link_capabilities(hw, &link_caps, &negotiate);
4079 if (err != IXGBE_SUCCESS)
4083 ((link_caps & IXGBE_LINK_SPEED_10GB_FULL) ? 4 : 0) |
4084 ((link_caps & IXGBE_LINK_SPEED_1GB_FULL) ? 2 : 0) |
4085 ((link_caps & IXGBE_LINK_SPEED_100_FULL) ? 1 : 0) |
4086 ((link_caps & IXGBE_LINK_SPEED_10_FULL) ? 8 : 0);
4089 } /* ixgbe_get_advertise */
4091 /************************************************************************
4092 * ixgbe_sysctl_dmac - Manage DMA Coalescing
4095 * 0/1 - off / on (use default value of 1000)
4097 * Legal timer values are:
4098 * 50,100,250,500,1000,2000,5000,10000
4100 * Turning off interrupt moderation will also turn this off.
4101 ************************************************************************/
4103 ixgbe_sysctl_dmac(SYSCTL_HANDLER_ARGS)
4105 struct adapter *adapter = (struct adapter *)arg1;
4106 struct ifnet *ifp = iflib_get_ifp(adapter->ctx);
4110 newval = adapter->dmac;
4111 error = sysctl_handle_16(oidp, &newval, 0, req);
4112 if ((error) || (req->newptr == NULL))
4121 /* Enable and use default */
4122 adapter->dmac = 1000;
4132 /* Legal values - allow */
4133 adapter->dmac = newval;
4136 /* Do nothing, illegal value */
4140 /* Re-initialize hardware if it's already running */
4141 if (ifp->if_drv_flags & IFF_DRV_RUNNING)
4145 } /* ixgbe_sysctl_dmac */
4148 /************************************************************************
4149 * ixgbe_sysctl_power_state
4151 * Sysctl to test power states
4153 * 0 - set device to D0
4154 * 3 - set device to D3
4155 * (none) - get current device power state
4156 ************************************************************************/
4158 ixgbe_sysctl_power_state(SYSCTL_HANDLER_ARGS)
4160 struct adapter *adapter = (struct adapter *)arg1;
4161 device_t dev = adapter->dev;
4162 int curr_ps, new_ps, error = 0;
4164 curr_ps = new_ps = pci_get_powerstate(dev);
4166 error = sysctl_handle_int(oidp, &new_ps, 0, req);
4167 if ((error) || (req->newptr == NULL))
4170 if (new_ps == curr_ps)
4173 if (new_ps == 3 && curr_ps == 0)
4174 error = DEVICE_SUSPEND(dev);
4175 else if (new_ps == 0 && curr_ps == 3)
4176 error = DEVICE_RESUME(dev);
4180 device_printf(dev, "New state: %d\n", pci_get_powerstate(dev));
4183 } /* ixgbe_sysctl_power_state */
4186 /************************************************************************
4187 * ixgbe_sysctl_wol_enable
4189 * Sysctl to enable/disable the WoL capability,
4190 * if supported by the adapter.
4195 ************************************************************************/
4197 ixgbe_sysctl_wol_enable(SYSCTL_HANDLER_ARGS)
4199 struct adapter *adapter = (struct adapter *)arg1;
4200 struct ixgbe_hw *hw = &adapter->hw;
4201 int new_wol_enabled;
4204 new_wol_enabled = hw->wol_enabled;
4205 error = sysctl_handle_int(oidp, &new_wol_enabled, 0, req);
4206 if ((error) || (req->newptr == NULL))
4208 new_wol_enabled = !!(new_wol_enabled);
4209 if (new_wol_enabled == hw->wol_enabled)
4212 if (new_wol_enabled > 0 && !adapter->wol_support)
4215 hw->wol_enabled = new_wol_enabled;
4218 } /* ixgbe_sysctl_wol_enable */
4220 /************************************************************************
4221 * ixgbe_sysctl_wufc - Wake Up Filter Control
4223 * Sysctl to enable/disable the types of packets that the
4224 * adapter will wake up on upon receipt.
4226 * 0x1 - Link Status Change
4227 * 0x2 - Magic Packet
4228 * 0x4 - Direct Exact
4229 * 0x8 - Directed Multicast
4231 * 0x20 - ARP/IPv4 Request Packet
4232 * 0x40 - Direct IPv4 Packet
4233 * 0x80 - Direct IPv6 Packet
4235 * Settings not listed above will cause the sysctl to return an error.
4236 ************************************************************************/
4238 ixgbe_sysctl_wufc(SYSCTL_HANDLER_ARGS)
4240 struct adapter *adapter = (struct adapter *)arg1;
4244 new_wufc = adapter->wufc;
4246 error = sysctl_handle_32(oidp, &new_wufc, 0, req);
4247 if ((error) || (req->newptr == NULL))
4249 if (new_wufc == adapter->wufc)
4252 if (new_wufc & 0xffffff00)
4256 new_wufc |= (0xffffff & adapter->wufc);
4257 adapter->wufc = new_wufc;
4260 } /* ixgbe_sysctl_wufc */
4263 /************************************************************************
4264 * ixgbe_sysctl_print_rss_config
4265 ************************************************************************/
4267 ixgbe_sysctl_print_rss_config(SYSCTL_HANDLER_ARGS)
4269 struct adapter *adapter = (struct adapter *)arg1;
4270 struct ixgbe_hw *hw = &adapter->hw;
4271 device_t dev = adapter->dev;
4273 int error = 0, reta_size;
4276 buf = sbuf_new_for_sysctl(NULL, NULL, 128, req);
4278 device_printf(dev, "Could not allocate sbuf for output.\n");
4282 // TODO: use sbufs to make a string to print out
4283 /* Set multiplier for RETA setup and table size based on MAC */
4284 switch (adapter->hw.mac.type) {
4285 case ixgbe_mac_X550:
4286 case ixgbe_mac_X550EM_x:
4287 case ixgbe_mac_X550EM_a:
4295 /* Print out the redirection table */
4296 sbuf_cat(buf, "\n");
4297 for (int i = 0; i < reta_size; i++) {
4299 reg = IXGBE_READ_REG(hw, IXGBE_RETA(i));
4300 sbuf_printf(buf, "RETA(%2d): 0x%08x\n", i, reg);
4302 reg = IXGBE_READ_REG(hw, IXGBE_ERETA(i - 32));
4303 sbuf_printf(buf, "ERETA(%2d): 0x%08x\n", i - 32, reg);
4307 // TODO: print more config
4309 error = sbuf_finish(buf);
4311 device_printf(dev, "Error finishing sbuf: %d\n", error);
4316 } /* ixgbe_sysctl_print_rss_config */
4317 #endif /* IXGBE_DEBUG */
4319 /************************************************************************
4320 * ixgbe_sysctl_phy_temp - Retrieve temperature of PHY
4322 * For X552/X557-AT devices using an external PHY
4323 ************************************************************************/
4325 ixgbe_sysctl_phy_temp(SYSCTL_HANDLER_ARGS)
4327 struct adapter *adapter = (struct adapter *)arg1;
4328 struct ixgbe_hw *hw = &adapter->hw;
4331 if (hw->device_id != IXGBE_DEV_ID_X550EM_X_10G_T) {
4332 device_printf(iflib_get_dev(adapter->ctx),
4333 "Device has no supported external thermal sensor.\n");
4337 if (hw->phy.ops.read_reg(hw, IXGBE_PHY_CURRENT_TEMP,
4338 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, ®)) {
4339 device_printf(iflib_get_dev(adapter->ctx),
4340 "Error reading from PHY's current temperature register\n");
4344 /* Shift temp for output */
4347 return (sysctl_handle_16(oidp, NULL, reg, req));
4348 } /* ixgbe_sysctl_phy_temp */
4350 /************************************************************************
4351 * ixgbe_sysctl_phy_overtemp_occurred
4353 * Reports (directly from the PHY) whether the current PHY
4354 * temperature is over the overtemp threshold.
4355 ************************************************************************/
4357 ixgbe_sysctl_phy_overtemp_occurred(SYSCTL_HANDLER_ARGS)
4359 struct adapter *adapter = (struct adapter *)arg1;
4360 struct ixgbe_hw *hw = &adapter->hw;
4363 if (hw->device_id != IXGBE_DEV_ID_X550EM_X_10G_T) {
4364 device_printf(iflib_get_dev(adapter->ctx),
4365 "Device has no supported external thermal sensor.\n");
4369 if (hw->phy.ops.read_reg(hw, IXGBE_PHY_OVERTEMP_STATUS,
4370 IXGBE_MDIO_VENDOR_SPECIFIC_1_DEV_TYPE, ®)) {
4371 device_printf(iflib_get_dev(adapter->ctx),
4372 "Error reading from PHY's temperature status register\n");
4376 /* Get occurrence bit */
4377 reg = !!(reg & 0x4000);
4379 return (sysctl_handle_16(oidp, 0, reg, req));
4380 } /* ixgbe_sysctl_phy_overtemp_occurred */
4382 /************************************************************************
4383 * ixgbe_sysctl_eee_state
4385 * Sysctl to set EEE power saving feature
4389 * (none) - get current device EEE state
4390 ************************************************************************/
4392 ixgbe_sysctl_eee_state(SYSCTL_HANDLER_ARGS)
4394 struct adapter *adapter = (struct adapter *)arg1;
4395 device_t dev = adapter->dev;
4396 struct ifnet *ifp = iflib_get_ifp(adapter->ctx);
4397 int curr_eee, new_eee, error = 0;
4400 curr_eee = new_eee = !!(adapter->feat_en & IXGBE_FEATURE_EEE);
4402 error = sysctl_handle_int(oidp, &new_eee, 0, req);
4403 if ((error) || (req->newptr == NULL))
4407 if (new_eee == curr_eee)
4411 if (!(adapter->feat_cap & IXGBE_FEATURE_EEE))
4414 /* Bounds checking */
4415 if ((new_eee < 0) || (new_eee > 1))
4418 retval = adapter->hw.mac.ops.setup_eee(&adapter->hw, new_eee);
4420 device_printf(dev, "Error in EEE setup: 0x%08X\n", retval);
4424 /* Restart auto-neg */
4427 device_printf(dev, "New EEE state: %d\n", new_eee);
4429 /* Cache new value */
4431 adapter->feat_en |= IXGBE_FEATURE_EEE;
4433 adapter->feat_en &= ~IXGBE_FEATURE_EEE;
4436 } /* ixgbe_sysctl_eee_state */
4438 /************************************************************************
4439 * ixgbe_init_device_features
4440 ************************************************************************/
4442 ixgbe_init_device_features(struct adapter *adapter)
4444 adapter->feat_cap = IXGBE_FEATURE_NETMAP
4447 | IXGBE_FEATURE_MSIX
4448 | IXGBE_FEATURE_LEGACY_IRQ;
4450 /* Set capabilities first... */
4451 switch (adapter->hw.mac.type) {
4452 case ixgbe_mac_82598EB:
4453 if (adapter->hw.device_id == IXGBE_DEV_ID_82598AT)
4454 adapter->feat_cap |= IXGBE_FEATURE_FAN_FAIL;
4456 case ixgbe_mac_X540:
4457 adapter->feat_cap |= IXGBE_FEATURE_SRIOV;
4458 adapter->feat_cap |= IXGBE_FEATURE_FDIR;
4459 if ((adapter->hw.device_id == IXGBE_DEV_ID_X540_BYPASS) &&
4460 (adapter->hw.bus.func == 0))
4461 adapter->feat_cap |= IXGBE_FEATURE_BYPASS;
4463 case ixgbe_mac_X550:
4464 adapter->feat_cap |= IXGBE_FEATURE_TEMP_SENSOR;
4465 adapter->feat_cap |= IXGBE_FEATURE_SRIOV;
4466 adapter->feat_cap |= IXGBE_FEATURE_FDIR;
4468 case ixgbe_mac_X550EM_x:
4469 adapter->feat_cap |= IXGBE_FEATURE_SRIOV;
4470 adapter->feat_cap |= IXGBE_FEATURE_FDIR;
4471 if (adapter->hw.device_id == IXGBE_DEV_ID_X550EM_X_KR)
4472 adapter->feat_cap |= IXGBE_FEATURE_EEE;
4474 case ixgbe_mac_X550EM_a:
4475 adapter->feat_cap |= IXGBE_FEATURE_SRIOV;
4476 adapter->feat_cap |= IXGBE_FEATURE_FDIR;
4477 adapter->feat_cap &= ~IXGBE_FEATURE_LEGACY_IRQ;
4478 if ((adapter->hw.device_id == IXGBE_DEV_ID_X550EM_A_1G_T) ||
4479 (adapter->hw.device_id == IXGBE_DEV_ID_X550EM_A_1G_T_L)) {
4480 adapter->feat_cap |= IXGBE_FEATURE_TEMP_SENSOR;
4481 adapter->feat_cap |= IXGBE_FEATURE_EEE;
4484 case ixgbe_mac_82599EB:
4485 adapter->feat_cap |= IXGBE_FEATURE_SRIOV;
4486 adapter->feat_cap |= IXGBE_FEATURE_FDIR;
4487 if ((adapter->hw.device_id == IXGBE_DEV_ID_82599_BYPASS) &&
4488 (adapter->hw.bus.func == 0))
4489 adapter->feat_cap |= IXGBE_FEATURE_BYPASS;
4490 if (adapter->hw.device_id == IXGBE_DEV_ID_82599_QSFP_SF_QP)
4491 adapter->feat_cap &= ~IXGBE_FEATURE_LEGACY_IRQ;
4497 /* Enabled by default... */
4498 /* Fan failure detection */
4499 if (adapter->feat_cap & IXGBE_FEATURE_FAN_FAIL)
4500 adapter->feat_en |= IXGBE_FEATURE_FAN_FAIL;
4502 if (adapter->feat_cap & IXGBE_FEATURE_NETMAP)
4503 adapter->feat_en |= IXGBE_FEATURE_NETMAP;
4505 if (adapter->feat_cap & IXGBE_FEATURE_EEE)
4506 adapter->feat_en |= IXGBE_FEATURE_EEE;
4507 /* Thermal Sensor */
4508 if (adapter->feat_cap & IXGBE_FEATURE_TEMP_SENSOR)
4509 adapter->feat_en |= IXGBE_FEATURE_TEMP_SENSOR;
4511 /* Enabled via global sysctl... */
4513 if (ixgbe_enable_fdir) {
4514 if (adapter->feat_cap & IXGBE_FEATURE_FDIR)
4515 adapter->feat_en |= IXGBE_FEATURE_FDIR;
4517 device_printf(adapter->dev, "Device does not support Flow Director. Leaving disabled.");
4520 * Message Signal Interrupts - Extended (MSI-X)
4521 * Normal MSI is only enabled if MSI-X calls fail.
4523 if (!ixgbe_enable_msix)
4524 adapter->feat_cap &= ~IXGBE_FEATURE_MSIX;
4525 /* Receive-Side Scaling (RSS) */
4526 if ((adapter->feat_cap & IXGBE_FEATURE_RSS) && ixgbe_enable_rss)
4527 adapter->feat_en |= IXGBE_FEATURE_RSS;
4529 /* Disable features with unmet dependencies... */
4531 if (!(adapter->feat_cap & IXGBE_FEATURE_MSIX)) {
4532 adapter->feat_cap &= ~IXGBE_FEATURE_RSS;
4533 adapter->feat_cap &= ~IXGBE_FEATURE_SRIOV;
4534 adapter->feat_en &= ~IXGBE_FEATURE_RSS;
4535 adapter->feat_en &= ~IXGBE_FEATURE_SRIOV;
4537 } /* ixgbe_init_device_features */
4539 /************************************************************************
4540 * ixgbe_check_fan_failure
4541 ************************************************************************/
4543 ixgbe_check_fan_failure(struct adapter *adapter, u32 reg, bool in_interrupt)
4547 mask = (in_interrupt) ? IXGBE_EICR_GPI_SDP1_BY_MAC(&adapter->hw) :
4551 device_printf(adapter->dev, "\nCRITICAL: FAN FAILURE!! REPLACE IMMEDIATELY!!\n");
4552 } /* ixgbe_check_fan_failure */