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 = from_timer(socket, t, poll_timer);
544 yenta_interrupt(0, (void *)socket);
545 socket->poll_timer.expires = jiffies + HZ;
546 add_timer(&socket->poll_timer);
549 static void yenta_clear_maps(struct yenta_socket *socket)
556 yenta_set_socket(&socket->socket, &dead_socket);
559 yenta_set_io_map(&socket->socket, &io);
563 yenta_set_mem_map(&socket->socket, &mem);
568 static void yenta_interrogate(struct yenta_socket *socket)
572 state = cb_readl(socket, CB_SOCKET_STATE);
576 cb_writel(socket, CB_SOCKET_FORCE, CB_CVSTEST);
582 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
584 exca_writeb(socket, I365_GBLCTL, 0x00);
585 exca_writeb(socket, I365_GENCTL, 0x00);
588 yenta_interrogate(socket);
590 yenta_clear_maps(socket);
592 if (socket->type && socket->type->sock_init)
593 socket->type->sock_init(socket);
596 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK);
603 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
606 cb_writel(socket, CB_SOCKET_MASK, 0x0);
672 static int yenta_search_res(struct yenta_socket *socket, struct resource *res,
678 pci_bus_for_each_resource(socket->dev->bus, root, i) {
692 static int yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end)
694 struct pci_dev *dev = socket->dev;
712 region.start = config_readl(socket, addr_start) & mask;
713 region.end = config_readl(socket, addr_end) | ~mask;
724 if ((yenta_search_res(socket, res, BRIDGE_IO_MAX)) ||
725 (yenta_search_res(socket, res, BRIDGE_IO_ACC)) ||
726 (yenta_search_res(socket, res, BRIDGE_IO_MIN)))
730 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
731 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
732 (yenta_search_res(socket, res, BRIDGE_MEM_MIN)))
737 if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
738 (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
739 (yenta_search_res(socket, res, BRIDGE_MEM_MIN)))
750 static void yenta_free_res(struct yenta_socket *socket, int nr)
752 struct pci_dev *dev = socket->dev;
765 static void yenta_allocate_resources(struct yenta_socket *socket)
768 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_IO_0_WINDOW,
771 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_IO_1_WINDOW,
774 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_MEM_0_WINDOW,
777 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_MEM_1_WINDOW,
781 pci_setup_cardbus(socket->dev->subordinate);
788 static void yenta_free_resources(struct yenta_socket *socket)
790 yenta_free_res(socket, PCI_CB_BRIDGE_IO_0_WINDOW);
791 yenta_free_res(socket, PCI_CB_BRIDGE_IO_1_WINDOW);
792 yenta_free_res(socket, PCI_CB_BRIDGE_MEM_0_WINDOW);
793 yenta_free_res(socket, PCI_CB_BRIDGE_MEM_1_WINDOW);
807 /* we don't want a dying socket registered */
808 pcmcia_unregister_socket(&sock->socket);
926 static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mask)
937 cb_writel(socket, CB_SOCKET_EVENT, -1);
938 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
939 reg = exca_readb(socket, I365_CSCINT);
940 exca_writeb(socket, I365_CSCINT, 0);
945 exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG | (i << 4));
946 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);
948 cb_writel(socket, CB_SOCKET_EVENT, -1);
950 cb_writel(socket, CB_SOCKET_MASK, 0);
951 exca_writeb(socket, I365_CSCINT, reg);
968 struct yenta_socket *socket = (struct yenta_socket *) dev_id;
973 cb_event = cb_readl(socket, CB_SOCKET_EVENT);
974 cb_writel(socket, CB_SOCKET_EVENT, -1);
975 csc = exca_readb(socket, I365_CSC);
978 socket->probe_status = 1;
986 static int yenta_probe_cb_irq(struct yenta_socket *socket)
990 if (!socket->cb_irq)
993 socket->probe_status = 0;
995 if (request_irq(socket->cb_irq, yenta_probe_handler, IRQF_SHARED, "yenta", socket)) {
996 dev_warn(&socket->dev->dev,
1002 if (!socket->dev->irq)
1003 reg = exca_readb(socket, I365_CSCINT);
1004 exca_writeb(socket, I365_CSCINT, reg | I365_CSC_STSCHG);
1005 cb_writel(socket, CB_SOCKET_EVENT, -1);
1006 cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
1007 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);
1012 cb_writel(socket, CB_SOCKET_MASK, 0);
1013 exca_writeb(socket, I365_CSCINT, reg);
1014 cb_writel(socket, CB_SOCKET_EVENT, -1);
1015 exca_readb(socket, I365_CSC);
1017 free_irq(socket->cb_irq, socket);
1019 return (int) socket->probe_status;
1028 static void yenta_get_socket_capabilities(struct yenta_socket *socket, u32 isa_irq_mask)
1030 socket->socket.pci_irq = socket->cb_irq;
1032 socket->socket.irq_mask = yenta_probe_irq(socket, isa_irq_mask);
1034 socket->socket.irq_mask = 0;
1036 dev_info(&socket->dev->dev, "ISA IRQ mask 0x%04x, PCI irq %d\n",
1037 socket->socket.irq_mask, socket->cb_irq);
1043 static void yenta_config_init(struct yenta_socket *socket)
1046 struct pci_dev *dev = socket->dev;
1049 pcibios_resource_to_bus(socket->dev->bus, ®ion, &dev->resource[0]);
1051 config_writel(socket, CB_LEGACY_MODE_BASE, 0);
1052 config_writel(socket, PCI_BASE_ADDRESS_0, region.start);
1053 config_writew(socket, PCI_COMMAND,
1060 config_writeb(socket, PCI_CACHE_LINE_SIZE, L1_CACHE_BYTES / 4);
1061 config_writeb(socket, PCI_LATENCY_TIMER, 168);
1062 config_writel(socket, PCI_PRIMARY_BUS,
1074 bridge = config_readw(socket, CB_BRIDGE_CONTROL);
1077 config_writew(socket, CB_BRIDGE_CONTROL, bridge);
1156 * socket information structure..
1160 struct yenta_socket *socket;
1173 socket = kzalloc(sizeof(struct yenta_socket), GFP_KERNEL);
1174 if (!socket)
1178 socket->socket.ops = ¥ta_socket_operations;
1179 socket->socket.resource_ops = &pccard_nonstatic_ops;
1180 socket->socket.dev.parent = &dev->dev;
1181 socket->socket.driver_data = socket;
1182 socket->socket.owner = THIS_MODULE;
1183 socket->socket.features = SS_CAP_PAGE_REGS | SS_CAP_PCCARD;
1184 socket->socket.map_size = 0x1000;
1185 socket->socket.cb_dev = dev;
1188 socket->dev = dev;
1189 pci_set_drvdata(dev, socket);
1213 socket->base = ioremap(pci_resource_start(dev, 0), 0x1000);
1214 if (!socket->base) {
1226 yenta_config_init(socket);
1229 cb_writel(socket, CB_SOCKET_MASK, 0x0);
1232 yenta_allocate_resources(socket);
1234 socket->cb_irq = dev->irq;
1239 socket->type = &cardbus_type[id->driver_data];
1241 ret = socket->type->override(socket);
1248 if (!socket->cb_irq || request_irq(socket->cb_irq, yenta_interrupt, IRQF_SHARED, "yenta", socket)) {
1250 socket->cb_irq = 0; /* But zero is a valid IRQ number. */
1251 timer_setup(&socket->poll_timer, yenta_interrupt_wrapper, 0);
1252 mod_timer(&socket->poll_timer, jiffies + HZ);
1254 "no PCI IRQ, CardBus support disabled for this socket.\n");
1258 socket->socket.features |= SS_CAP_CARDBUS;
1262 yenta_interrogate(socket);
1263 yenta_get_socket_capabilities(socket, isa_interrupts);
1265 cb_readl(socket, CB_SOCKET_STATE));
1270 ret = pcmcia_register_socket(&socket->socket);
1283 pcmcia_unregister_socket(&socket->socket);
1285 if (socket->cb_irq)
1286 free_irq(socket->cb_irq, socket);
1288 timer_shutdown_sync(&socket->poll_timer);
1290 iounmap(socket->base);
1291 yenta_free_resources(socket);
1298 kfree(socket);
1306 struct yenta_socket *socket = pci_get_drvdata(pdev);
1308 if (!socket)
1311 if (socket->type && socket->type->save_state)
1312 socket->type->save_state(socket);
1315 pci_read_config_dword(pdev, 16*4, &socket->saved_state[0]);
1316 pci_read_config_dword(pdev, 17*4, &socket->saved_state[1]);
1325 struct yenta_socket *socket = pci_get_drvdata(pdev);
1328 if (!socket)
1331 pci_write_config_dword(pdev, 16*4, socket->saved_state[0]);
1332 pci_write_config_dword(pdev, 17*4, socket->saved_state[1]);
1340 if (socket->type && socket->type->restore_state)
1341 socket->type->restore_state(socket);