Lines Matching refs:socket
69 static int yenta_probe_cb_irq(struct yenta_socket *socket);
70 static unsigned int yenta_probe_irq(struct yenta_socket *socket,
84 static inline u32 cb_readl(struct yenta_socket *socket, unsigned reg)
86 u32 val = readl(socket->base + reg);
87 debug("%04x %08x\n", socket, reg, val);
91 static inline void cb_writel(struct yenta_socket *socket, unsigned reg, u32 val)
93 debug("%04x %08x\n", socket, reg, val);
94 writel(val, socket->base + reg);
95 readl(socket->base + reg); /* avoid problems with PCI write posting */
98 static inline u8 config_readb(struct yenta_socket *socket, unsigned offset)
101 pci_read_config_byte(socket->dev, offset, &val);
102 debug("%04x %02x\n", socket, offset, val);
106 static inline u16 config_readw(struct yenta_socket *socket, unsigned offset)
109 pci_read_config_word(socket->dev, offset, &val);
110 debug("%04x %04x\n", socket, offset, val);
114 static inline u32 config_readl(struct yenta_socket *socket, unsigned offset)
117 pci_read_config_dword(socket->dev, offset, &val);
118 debug("%04x %08x\n", socket, offset, val);
122 static inline void config_writeb(struct yenta_socket *socket, unsigned offset, u8 val)
124 debug("%04x %02x\n", socket, offset, val);
125 pci_write_config_byte(socket->dev, offset, val);
128 static inline void config_writew(struct yenta_socket *socket, unsigned offset, u16 val)
130 debug("%04x %04x\n", socket, offset, val);
131 pci_write_config_word(socket->dev, offset, val);
134 static inline void config_writel(struct yenta_socket *socket, unsigned offset, u32 val)
136 debug("%04x %08x\n", socket, offset, val);
137 pci_write_config_dword(socket->dev, offset, val);
140 static inline u8 exca_readb(struct yenta_socket *socket, unsigned reg)
142 u8 val = readb(socket->base + 0x800 + reg);
143 debug("%04x %02x\n", socket, reg, val);
148 static inline u8 exca_readw(struct yenta_socket *socket, unsigned reg)
151 val = readb(socket->base + 0x800 + reg);
152 val |= readb(socket->base + 0x800 + reg + 1) << 8;
153 debug("%04x %04x\n", socket, reg, val);
158 static inline void exca_writeb(struct yenta_socket *socket, unsigned reg, u8 val)
160 debug("%04x %02x\n", socket, reg, val);
161 writeb(val, socket->base + 0x800 + reg);
162 readb(socket->base + 0x800 + reg); /* PCI write posting... */
165 static void exca_writew(struct yenta_socket *socket, unsigned reg, u16 val)
167 debug("%04x %04x\n", socket, reg, val);
168 writeb(val, socket->base + 0x800 + reg);
169 writeb(val >> 8, socket->base + 0x800 + reg + 1);
172 readb(socket->base + 0x800 + reg);
173 readb(socket->base + 0x800 + reg + 1);
178 struct yenta_socket *socket = dev_get_drvdata(yentadev);
186 val = cb_readl(socket, i);
200 val = exca_readb(socket, i);
215 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
217 u32 state = cb_readl(socket, CB_SOCKET_STATE);
231 u8 status = exca_readb(socket, I365_STATUS);
233 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) {
248 static void yenta_set_power(struct yenta_socket *socket, socket_state_t *state)
251 if (!(cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) &&
252 (socket->flags & YENTA_16BIT_POWER_EXCA)) {
254 reg = old = exca_readb(socket, I365_POWER);
258 if (socket->flags & YENTA_16BIT_POWER_DF) {
300 exca_writeb(socket, I365_POWER, reg);
325 if (reg != cb_readl(socket, CB_SOCKET_CONTROL))
326 cb_writel(socket, CB_SOCKET_CONTROL, reg);
332 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
337 yenta_set_power(socket, state);
339 socket->io_irq = state->io_irq;
340 bridge = config_readw(socket, CB_BRIDGE_CONTROL) & ~(CB_BRIDGE_CRST | CB_BRIDGE_INTR);
341 if (cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) {
346 intr = exca_readb(socket, I365_INTCTL);
348 if (!socket->dev->irq) {
349 intr |= socket->cb_irq ? socket->cb_irq : state->io_irq;
352 exca_writeb(socket, I365_INTCTL, intr);
356 reg = exca_readb(socket, I365_INTCTL) & (I365_RING_ENA | I365_INTR_ENA);
359 if (state->io_irq != socket->dev->irq) {
363 exca_writeb(socket, I365_INTCTL, reg);
365 reg = exca_readb(socket, I365_POWER) & (I365_VCC_MASK|I365_VPP1_MASK);
371 if (exca_readb(socket, I365_POWER) != reg)
372 exca_writeb(socket, I365_POWER, reg);
375 reg = exca_readb(socket, I365_CSCINT);
389 exca_writeb(socket, I365_CSCINT, reg);
390 exca_readb(socket, I365_CSC);
394 config_writew(socket, CB_BRIDGE_CONTROL, bridge);
396 cb_writel(socket, CB_SOCKET_EVENT, -1);
397 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK);
399 /* if powering up: do it as the last step when the socket is configured */
401 yenta_set_power(socket, state);
407 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
417 addr = exca_readb(socket, I365_ADDRWIN);
422 exca_writeb(socket, I365_ADDRWIN, addr);
425 exca_writew(socket, I365_IO(map)+I365_W_START, io->start);
426 exca_writew(socket, I365_IO(map)+I365_W_STOP, io->stop);
428 ioctl = exca_readb(socket, I365_IOCTL) & ~I365_IOCTL_MASK(map);
435 exca_writeb(socket, I365_IOCTL, ioctl);
438 exca_writeb(socket, I365_ADDRWIN, addr | enable);
444 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
451 pcibios_resource_to_bus(socket->dev->bus, ®ion, mem->res);
463 addr = exca_readb(socket, I365_ADDRWIN);
466 exca_writeb(socket, I365_ADDRWIN, addr);
469 exca_writeb(socket, CB_MEM_PAGE(map), start >> 24);
476 exca_writew(socket, I365_MEM(map) + I365_W_START, word);
492 exca_writew(socket, I365_MEM(map) + I365_W_STOP, word);
499 exca_writew(socket, I365_MEM(map) + I365_W_OFF, word);
502 exca_writeb(socket, I365_ADDRWIN, addr | enable);
511 struct yenta_socket *socket = (struct yenta_socket *) dev_id;
516 cb_event = cb_readl(socket, CB_SOCKET_EVENT);
517 cb_writel(socket, CB_SOCKET_EVENT, cb_event);
519 csc = exca_readb(socket, I365_CSC);
526 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) {
535 pcmcia_parse_events(&socket->socket, events);
542 struct yenta_socket *socket = timer_container_of(socket, t,
545 yenta_interrupt(0, (void *)socket);
546 socket->poll_timer.expires = jiffies + HZ;
547 add_timer(&socket->poll_timer);
550 static void yenta_clear_maps(struct yenta_socket *socket)
557 yenta_set_socket(&socket->socket, &dead_socket);
560 yenta_set_io_map(&socket->socket, &io);
564 yenta_set_mem_map(&socket->socket, &mem);
569 static void yenta_interrogate(struct yenta_socket *socket)
573 state = cb_readl(socket, CB_SOCKET_STATE);
577 cb_writel(socket, CB_SOCKET_FORCE, CB_CVSTEST);
583 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
585 exca_writeb(socket, I365_GBLCTL, 0x00);
586 exca_writeb(socket, I365_GENCTL, 0x00);
589 yenta_interrogate(socket);
591 yenta_clear_maps(socket);
593 if (socket->type && socket->type->sock_init)
594 socket->type->sock_init(socket);
597 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK);
604 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
607 cb_writel(socket, CB_SOCKET_MASK, 0x0);
673 static int yenta_search_res(struct yenta_socket *socket, struct resource *res,
679 pci_bus_for_each_resource(socket->dev->bus, root, i) {
693 static int yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end)
695 struct pci_dev *dev = socket->dev;
713 region.start = config_readl(socket, addr_start) & mask;
714 region.end = config_readl(socket, addr_end) | ~mask;
725 if ((yenta_search_res(socket, res, BRIDGE_IO_MAX)) ||
726 (yenta_search_res(socket, res, BRIDGE_IO_ACC)) ||
727 (yenta_search_res(socket, res, BRIDGE_IO_MIN)))
731 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
732 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
733 (yenta_search_res(socket, res, BRIDGE_MEM_MIN)))
738 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
739 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
740 (yenta_search_res(socket, res, BRIDGE_MEM_MIN)))
751 static void yenta_free_res(struct yenta_socket *socket, int nr)
753 struct pci_dev *dev = socket->dev;
766 static void yenta_allocate_resources(struct yenta_socket *socket)
769 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_IO_0_WINDOW,
772 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_IO_1_WINDOW,
775 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_MEM_0_WINDOW,
778 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_MEM_1_WINDOW,
782 pci_setup_cardbus(socket->dev->subordinate);
789 static void yenta_free_resources(struct yenta_socket *socket)
791 yenta_free_res(socket, PCI_CB_BRIDGE_IO_0_WINDOW);
792 yenta_free_res(socket, PCI_CB_BRIDGE_IO_1_WINDOW);
793 yenta_free_res(socket, PCI_CB_BRIDGE_MEM_0_WINDOW);
794 yenta_free_res(socket, PCI_CB_BRIDGE_MEM_1_WINDOW);
808 /* we don't want a dying socket registered */
809 pcmcia_unregister_socket(&sock->socket);
927 static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mask)
938 cb_writel(socket, CB_SOCKET_EVENT, -1);
939 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
940 reg = exca_readb(socket, I365_CSCINT);
941 exca_writeb(socket, I365_CSCINT, 0);
946 exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG | (i << 4));
947 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);
949 cb_writel(socket, CB_SOCKET_EVENT, -1);
951 cb_writel(socket, CB_SOCKET_MASK, 0);
952 exca_writeb(socket, I365_CSCINT, reg);
969 struct yenta_socket *socket = (struct yenta_socket *) dev_id;
974 cb_event = cb_readl(socket, CB_SOCKET_EVENT);
975 cb_writel(socket, CB_SOCKET_EVENT, -1);
976 csc = exca_readb(socket, I365_CSC);
979 socket->probe_status = 1;
987 static int yenta_probe_cb_irq(struct yenta_socket *socket)
991 if (!socket->cb_irq)
994 socket->probe_status = 0;
996 if (request_irq(socket->cb_irq, yenta_probe_handler, IRQF_SHARED, "yenta", socket)) {
997 dev_warn(&socket->dev->dev,
1003 if (!socket->dev->irq)
1004 reg = exca_readb(socket, I365_CSCINT);
1005 exca_writeb(socket, I365_CSCINT, reg | I365_CSC_STSCHG);
1006 cb_writel(socket, CB_SOCKET_EVENT, -1);
1007 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
1008 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);
1013 cb_writel(socket, CB_SOCKET_MASK, 0);
1014 exca_writeb(socket, I365_CSCINT, reg);
1015 cb_writel(socket, CB_SOCKET_EVENT, -1);
1016 exca_readb(socket, I365_CSC);
1018 free_irq(socket->cb_irq, socket);
1020 return (int) socket->probe_status;
1029 static void yenta_get_socket_capabilities(struct yenta_socket *socket, u32 isa_irq_mask)
1031 socket->socket.pci_irq = socket->cb_irq;
1033 socket->socket.irq_mask = yenta_probe_irq(socket, isa_irq_mask);
1035 socket->socket.irq_mask = 0;
1037 dev_info(&socket->dev->dev, "ISA IRQ mask 0x%04x, PCI irq %d\n",
1038 socket->socket.irq_mask, socket->cb_irq);
1044 static void yenta_config_init(struct yenta_socket *socket)
1047 struct pci_dev *dev = socket->dev;
1050 pcibios_resource_to_bus(socket->dev->bus, ®ion, &dev->resource[0]);
1052 config_writel(socket, CB_LEGACY_MODE_BASE, 0);
1053 config_writel(socket, PCI_BASE_ADDRESS_0, region.start);
1054 config_writew(socket, PCI_COMMAND,
1061 config_writeb(socket, PCI_CACHE_LINE_SIZE, L1_CACHE_BYTES / 4);
1062 config_writeb(socket, PCI_LATENCY_TIMER, 168);
1063 config_writel(socket, PCI_PRIMARY_BUS,
1075 bridge = config_readw(socket, CB_BRIDGE_CONTROL);
1078 config_writew(socket, CB_BRIDGE_CONTROL, bridge);
1157 * socket information structure..
1161 struct yenta_socket *socket;
1174 socket = kzalloc(sizeof(struct yenta_socket), GFP_KERNEL);
1175 if (!socket)
1179 socket->socket.ops = ¥ta_socket_operations;
1180 socket->socket.resource_ops = &pccard_nonstatic_ops;
1181 socket->socket.dev.parent = &dev->dev;
1182 socket->socket.driver_data = socket;
1183 socket->socket.owner = THIS_MODULE;
1184 socket->socket.features = SS_CAP_PAGE_REGS | SS_CAP_PCCARD;
1185 socket->socket.map_size = 0x1000;
1186 socket->socket.cb_dev = dev;
1189 socket->dev = dev;
1190 pci_set_drvdata(dev, socket);
1214 socket->base = ioremap(pci_resource_start(dev, 0), 0x1000);
1215 if (!socket->base) {
1227 yenta_config_init(socket);
1230 cb_writel(socket, CB_SOCKET_MASK, 0x0);
1233 yenta_allocate_resources(socket);
1235 socket->cb_irq = dev->irq;
1240 socket->type = &cardbus_type[id->driver_data];
1242 ret = socket->type->override(socket);
1249 if (!socket->cb_irq || request_irq(socket->cb_irq, yenta_interrupt, IRQF_SHARED, "yenta", socket)) {
1251 socket->cb_irq = 0; /* But zero is a valid IRQ number. */
1252 timer_setup(&socket->poll_timer, yenta_interrupt_wrapper, 0);
1253 mod_timer(&socket->poll_timer, jiffies + HZ);
1255 "no PCI IRQ, CardBus support disabled for this socket.\n");
1259 socket->socket.features |= SS_CAP_CARDBUS;
1263 yenta_interrogate(socket);
1264 yenta_get_socket_capabilities(socket, isa_interrupts);
1266 cb_readl(socket, CB_SOCKET_STATE));
1271 ret = pcmcia_register_socket(&socket->socket);
1284 pcmcia_unregister_socket(&socket->socket);
1286 if (socket->cb_irq)
1287 free_irq(socket->cb_irq, socket);
1289 timer_shutdown_sync(&socket->poll_timer);
1291 iounmap(socket->base);
1292 yenta_free_resources(socket);
1299 kfree(socket);
1307 struct yenta_socket *socket = pci_get_drvdata(pdev);
1309 if (!socket)
1312 if (socket->type && socket->type->save_state)
1313 socket->type->save_state(socket);
1316 pci_read_config_dword(pdev, 16*4, &socket->saved_state[0]);
1317 pci_read_config_dword(pdev, 17*4, &socket->saved_state[1]);
1326 struct yenta_socket *socket = pci_get_drvdata(pdev);
1329 if (!socket)
1332 pci_write_config_dword(pdev, 16*4, socket->saved_state[0]);
1333 pci_write_config_dword(pdev, 17*4, socket->saved_state[1]);
1341 if (socket->type && socket->type->restore_state)
1342 socket->type->restore_state(socket);