1 /* $FreeBSD: src/sys/dev/ral/if_ral_pci.c,v 1.10 2012/05/10 17:41:16 bschmidt Exp $ */
4 * Copyright (c) 2005, 2006
5 * Damien Bergamini <damien.bergamini@free.fr>
7 * Permission to use, copy, modify, and distribute this software for any
8 * purpose with or without fee is hereby granted, provided that the above
9 * copyright notice and this permission notice appear in all copies.
11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
22 * PCI/Cardbus front-end for the Ralink RT2560/RT2561/RT2561S/RT2661 driver.
25 #include <sys/param.h>
26 #include <sys/sysctl.h>
27 #include <sys/sockio.h>
29 #include <sys/kernel.h>
30 #include <sys/socket.h>
31 #include <sys/systm.h>
32 #include <sys/malloc.h>
33 #include <sys/module.h>
35 #include <sys/endian.h>
40 #include <net/if_arp.h>
41 #include <net/ethernet.h>
42 #include <net/if_dl.h>
43 #include <net/if_media.h>
44 #include <net/if_types.h>
46 #include <netproto/802_11/ieee80211_var.h>
47 #include <netproto/802_11/ieee80211_radiotap.h>
48 #include <netproto/802_11/ieee80211_amrr.h>
51 #include <bus/pci/pcireg.h>
52 #include <bus/pci/pcivar.h>
54 #include <dev/netif/ral/rt2560var.h>
55 #include <dev/netif/ral/rt2661var.h>
56 #include <dev/netif/ral/rt2860var.h>
58 MODULE_DEPEND(ral, pci, 1, 1, 1);
59 MODULE_DEPEND(ral, firmware, 1, 1, 1);
60 MODULE_DEPEND(ral, wlan, 1, 1, 1);
61 MODULE_DEPEND(ral, wlan_amrr, 1, 1, 1);
63 struct ral_pci_ident {
69 static const struct ral_pci_ident ral_pci_ids[] = {
70 { PCI_VENDOR_AWT, PCI_PRODUCT_AWT_RT2890,
71 "Ralink Technology RT2890" },
72 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_1,
73 "Ralink Technology RT2860" },
74 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_2,
75 "Ralink Technology RT2860" },
76 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_3,
77 "Ralink Technology RT2860" },
78 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_4,
79 "Ralink Technology RT2860" },
80 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_5,
81 "Ralink Technology RT2860" },
82 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_6,
83 "Ralink Technology RT2860" },
84 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT2860_7,
85 "Ralink Technology RT2860" },
86 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT3591_1,
87 "Ralink Technology RT3591" },
88 { PCI_VENDOR_EDIMAX, PCI_PRODUCT_EDIMAX_RT3591_2,
89 "Ralink Technology RT3591" },
90 { PCI_VENDOR_MSI, PCI_PRODUCT_MSI_RT3090,
91 "Ralink Technology RT3090" },
92 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2560,
93 "Ralink Technology RT2560" },
94 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2561S,
95 "Ralink Technology RT2561S" },
96 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2561,
97 "Ralink Technology RT2561" },
98 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2661,
99 "Ralink Technology RT2661" },
100 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2760,
101 "Ralink Technology RT2760" },
102 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2790,
103 "Ralink Technology RT2790" },
104 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2860,
105 "Ralink Technology RT2860" },
106 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT2890,
107 "Ralink Technology RT2890" },
108 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3060,
109 "Ralink Technology RT3060" },
110 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3062,
111 "Ralink Technology RT3062" },
112 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3090,
113 "Ralink Technology RT3090" },
114 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3091,
115 "Ralink Technology RT3091" },
116 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3092,
117 "Ralink Technology RT3092" },
118 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3390,
119 "Ralink Technology RT3390" },
120 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3562,
121 "Ralink Technology RT3562" },
122 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3592,
123 "Ralink Technology RT3592" },
124 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT3593,
125 "Ralink Technology RT3593" },
126 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5390_1,
127 "Ralink Technology RT5390" },
128 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5390_2,
129 "Ralink Technology RT5390" },
130 { PCI_VENDOR_RALINK, PCI_PRODUCT_RALINK_RT5390_3,
131 "Ralink Technology RT5390" },
136 static struct ral_opns {
137 int (*attach)(device_t, int);
138 int (*detach)(void *);
139 void (*shutdown)(void *);
140 void (*suspend)(void *);
141 void (*resume)(void *);
142 void (*intr)(void *);
144 } ral_rt2560_opns = {
152 }, ral_rt2661_opns = {
159 }, ral_rt2860_opns = {
168 struct ral_pci_softc {
170 struct rt2560_softc sc_rt2560;
171 struct rt2661_softc sc_rt2661;
172 struct rt2860_softc sc_rt2860;
175 struct ral_opns *sc_opns;
178 struct resource *irq;
179 struct resource *mem;
183 static int ral_pci_probe(device_t);
184 static int ral_pci_attach(device_t);
185 static int ral_pci_detach(device_t);
186 static int ral_pci_shutdown(device_t);
187 static int ral_pci_suspend(device_t);
188 static int ral_pci_resume(device_t);
190 static device_method_t ral_pci_methods[] = {
191 /* Device interface */
192 DEVMETHOD(device_probe, ral_pci_probe),
193 DEVMETHOD(device_attach, ral_pci_attach),
194 DEVMETHOD(device_detach, ral_pci_detach),
195 DEVMETHOD(device_shutdown, ral_pci_shutdown),
196 DEVMETHOD(device_suspend, ral_pci_suspend),
197 DEVMETHOD(device_resume, ral_pci_resume),
202 static driver_t ral_pci_driver = {
205 sizeof (struct ral_pci_softc)
208 static devclass_t ral_devclass;
210 DRIVER_MODULE(ral, pci, ral_pci_driver, ral_devclass, NULL, NULL);
213 ral_pci_probe(device_t dev)
215 const struct ral_pci_ident *ident;
217 wlan_serialize_enter();
219 for (ident = ral_pci_ids; ident->name != NULL; ident++) {
220 if (pci_get_vendor(dev) == ident->vendor &&
221 pci_get_device(dev) == ident->device) {
222 device_set_desc(dev, ident->name);
223 wlan_serialize_exit();
227 wlan_serialize_exit();
231 /* Base Address Register */
232 #define RAL_PCI_BAR0 0x10
235 ral_pci_attach(device_t dev)
237 struct ral_pci_softc *psc = device_get_softc(dev);
238 struct rt2560_softc *sc = &psc->u.sc_rt2560;
241 wlan_serialize_enter();
242 if (pci_get_powerstate(dev) != PCI_POWERSTATE_D0) {
243 device_printf(dev, "chip is in D%d power mode "
244 "-- setting to D0\n", pci_get_powerstate(dev));
245 pci_set_powerstate(dev, PCI_POWERSTATE_D0);
248 /* enable bus-mastering */
249 pci_enable_busmaster(dev);
251 switch (pci_get_device(dev)) {
252 case PCI_PRODUCT_RALINK_RT2560:
253 psc->sc_opns = &ral_rt2560_opns;
255 case PCI_PRODUCT_RALINK_RT2561S:
256 case PCI_PRODUCT_RALINK_RT2561:
257 case PCI_PRODUCT_RALINK_RT2661:
258 psc->sc_opns = &ral_rt2661_opns;
261 psc->sc_opns = &ral_rt2860_opns;
265 psc->mem_rid = RAL_PCI_BAR0;
266 psc->mem = bus_alloc_resource_any(dev, SYS_RES_MEMORY, &psc->mem_rid,
268 if (psc->mem == NULL) {
269 device_printf(dev, "could not allocate memory resource\n");
270 wlan_serialize_exit();
274 sc->sc_st = rman_get_bustag(psc->mem);
275 sc->sc_sh = rman_get_bushandle(psc->mem);
279 psc->irq = bus_alloc_resource_any(dev, SYS_RES_IRQ, &psc->irq_rid,
280 RF_ACTIVE | RF_SHAREABLE);
281 if (psc->irq == NULL) {
282 device_printf(dev, "could not allocate interrupt resource\n");
283 wlan_serialize_exit();
287 error = (*psc->sc_opns->attach)(dev, pci_get_device(dev));
289 wlan_serialize_exit();
294 * Hook our interrupt after all initialization is complete.
296 error = bus_setup_intr(dev, psc->irq, INTR_MPSAFE,
297 psc->sc_opns->intr, psc, &psc->sc_ih, &wlan_global_serializer);
299 device_printf(dev, "could not set up interrupt\n");
300 wlan_serialize_exit();
305 wlan_serialize_exit();
310 ral_pci_detach(device_t dev)
312 struct ral_pci_softc *psc = device_get_softc(dev);
313 struct rt2560_softc *sc = &psc->u.sc_rt2560;
315 wlan_serialize_enter();
316 /* check if device was removed */
317 sc->sc_invalid = !bus_child_present(dev);
319 (*psc->sc_opns->detach)(psc);
321 bus_generic_detach(dev);
322 bus_teardown_intr(dev, psc->irq, psc->sc_ih);
323 bus_release_resource(dev, SYS_RES_IRQ, psc->irq_rid, psc->irq);
325 bus_release_resource(dev, SYS_RES_MEMORY, psc->mem_rid, psc->mem);
327 wlan_serialize_exit();
332 ral_pci_shutdown(device_t dev)
334 struct ral_pci_softc *psc = device_get_softc(dev);
336 wlan_serialize_enter();
337 (*psc->sc_opns->shutdown)(psc);
338 wlan_serialize_exit();
344 ral_pci_suspend(device_t dev)
346 struct ral_pci_softc *psc = device_get_softc(dev);
348 wlan_serialize_enter();
349 (*psc->sc_opns->suspend)(psc);
350 wlan_serialize_exit();
356 ral_pci_resume(device_t dev)
358 struct ral_pci_softc *psc = device_get_softc(dev);
360 wlan_serialize_enter();
361 (*psc->sc_opns->resume)(psc);
362 wlan_serialize_exit();