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1// SPDX-License-Identifier: GPL-2.0-only2/*3 * Regular cardbus driver ("yenta_socket")4 *5 * (C) Copyright 1999, 2000 Linus Torvalds6 *7 * Changelog:8 * Aug 2002: Manfred Spraul <manfred@colorfullife.com>9 * Dynamically adjust the size of the bridge resource10 *11 * May 2003: Dominik Brodowski <linux@brodo.de>12 * Merge pci_socket.c and yenta.c into one file13 */14#include <linux/init.h>15#include <linux/pci.h>16#include <linux/workqueue.h>17#include <linux/interrupt.h>18#include <linux/delay.h>19#include <linux/module.h>20#include <linux/io.h>21#include <linux/slab.h>22 23#include <pcmcia/ss.h>24 25#include "yenta_socket.h"26#include "i82365.h"27 28static bool disable_clkrun;29module_param(disable_clkrun, bool, 0444);30MODULE_PARM_DESC(disable_clkrun,31 "If PC card doesn't function properly, please try this option (TI and Ricoh bridges only)");32 33static bool isa_probe = 1;34module_param(isa_probe, bool, 0444);35MODULE_PARM_DESC(isa_probe, "If set ISA interrupts are probed (default). Set to N to disable probing");36 37static bool pwr_irqs_off;38module_param(pwr_irqs_off, bool, 0644);39MODULE_PARM_DESC(pwr_irqs_off, "Force IRQs off during power-on of slot. Use only when seeing IRQ storms!");40 41static char o2_speedup[] = "default";42module_param_string(o2_speedup, o2_speedup, sizeof(o2_speedup), 0444);43MODULE_PARM_DESC(o2_speedup, "Use prefetch/burst for O2-bridges: 'on', 'off' "44 "or 'default' (uses recommended behaviour for the detected bridge)");45 46/*47 * Only probe "regular" interrupts, don't48 * touch dangerous spots like the mouse irq,49 * because there are mice that apparently50 * get really confused if they get fondled51 * too intimately.52 *53 * Default to 11, 10, 9, 7, 6, 5, 4, 3.54 */55static u32 isa_interrupts = 0x0ef8;56 57 58#define debug(x, s, args...) dev_dbg(&s->dev->dev, x, ##args)59 60/* Don't ask.. */61#define to_cycles(ns) ((ns)/120)62#define to_ns(cycles) ((cycles)*120)63 64/*65 * yenta PCI irq probing.66 * currently only used in the TI/EnE initialization code67 */68#ifdef CONFIG_YENTA_TI69static int yenta_probe_cb_irq(struct yenta_socket *socket);70static unsigned int yenta_probe_irq(struct yenta_socket *socket,71 u32 isa_irq_mask);72#endif73 74 75static unsigned int override_bios;76module_param(override_bios, uint, 0000);77MODULE_PARM_DESC(override_bios, "yenta ignore bios resource allocation");78 79/*80 * Generate easy-to-use ways of reading a cardbus sockets81 * regular memory space ("cb_xxx"), configuration space82 * ("config_xxx") and compatibility space ("exca_xxxx")83 */84static inline u32 cb_readl(struct yenta_socket *socket, unsigned reg)85{86 u32 val = readl(socket->base + reg);87 debug("%04x %08x\n", socket, reg, val);88 return val;89}90 91static inline void cb_writel(struct yenta_socket *socket, unsigned reg, u32 val)92{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 */96}97 98static inline u8 config_readb(struct yenta_socket *socket, unsigned offset)99{100 u8 val;101 pci_read_config_byte(socket->dev, offset, &val);102 debug("%04x %02x\n", socket, offset, val);103 return val;104}105 106static inline u16 config_readw(struct yenta_socket *socket, unsigned offset)107{108 u16 val;109 pci_read_config_word(socket->dev, offset, &val);110 debug("%04x %04x\n", socket, offset, val);111 return val;112}113 114static inline u32 config_readl(struct yenta_socket *socket, unsigned offset)115{116 u32 val;117 pci_read_config_dword(socket->dev, offset, &val);118 debug("%04x %08x\n", socket, offset, val);119 return val;120}121 122static inline void config_writeb(struct yenta_socket *socket, unsigned offset, u8 val)123{124 debug("%04x %02x\n", socket, offset, val);125 pci_write_config_byte(socket->dev, offset, val);126}127 128static inline void config_writew(struct yenta_socket *socket, unsigned offset, u16 val)129{130 debug("%04x %04x\n", socket, offset, val);131 pci_write_config_word(socket->dev, offset, val);132}133 134static inline void config_writel(struct yenta_socket *socket, unsigned offset, u32 val)135{136 debug("%04x %08x\n", socket, offset, val);137 pci_write_config_dword(socket->dev, offset, val);138}139 140static inline u8 exca_readb(struct yenta_socket *socket, unsigned reg)141{142 u8 val = readb(socket->base + 0x800 + reg);143 debug("%04x %02x\n", socket, reg, val);144 return val;145}146 147/*148static inline u8 exca_readw(struct yenta_socket *socket, unsigned reg)149{150 u16 val;151 val = readb(socket->base + 0x800 + reg);152 val |= readb(socket->base + 0x800 + reg + 1) << 8;153 debug("%04x %04x\n", socket, reg, val);154 return val;155}156*/157 158static inline void exca_writeb(struct yenta_socket *socket, unsigned reg, u8 val)159{160 debug("%04x %02x\n", socket, reg, val);161 writeb(val, socket->base + 0x800 + reg);162 readb(socket->base + 0x800 + reg); /* PCI write posting... */163}164 165static void exca_writew(struct yenta_socket *socket, unsigned reg, u16 val)166{167 debug("%04x %04x\n", socket, reg, val);168 writeb(val, socket->base + 0x800 + reg);169 writeb(val >> 8, socket->base + 0x800 + reg + 1);170 171 /* PCI write posting... */172 readb(socket->base + 0x800 + reg);173 readb(socket->base + 0x800 + reg + 1);174}175 176static ssize_t show_yenta_registers(struct device *yentadev, struct device_attribute *attr, char *buf)177{178 struct yenta_socket *socket = dev_get_drvdata(yentadev);179 int offset = 0, i;180 181 offset = sysfs_emit(buf, "CB registers:");182 for (i = 0; i < 0x24; i += 4) {183 unsigned val;184 if (!(i & 15))185 offset += sysfs_emit_at(buf, offset, "\n%02x:", i);186 val = cb_readl(socket, i);187 offset += sysfs_emit_at(buf, offset, " %08x", val);188 }189 190 offset += sysfs_emit_at(buf, offset, "\n\nExCA registers:");191 for (i = 0; i < 0x45; i++) {192 unsigned char val;193 if (!(i & 7)) {194 if (i & 8) {195 memcpy(buf + offset, " -", 2);196 offset += 2;197 } else198 offset += sysfs_emit_at(buf, offset, "\n%02x:", i);199 }200 val = exca_readb(socket, i);201 offset += sysfs_emit_at(buf, offset, " %02x", val);202 }203 sysfs_emit_at(buf, offset, "\n");204 return offset;205}206 207static DEVICE_ATTR(yenta_registers, S_IRUSR, show_yenta_registers, NULL);208 209/*210 * Ugh, mixed-mode cardbus and 16-bit pccard state: things depend211 * on what kind of card is inserted..212 */213static int yenta_get_status(struct pcmcia_socket *sock, unsigned int *value)214{215 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);216 unsigned int val;217 u32 state = cb_readl(socket, CB_SOCKET_STATE);218 219 val = (state & CB_3VCARD) ? SS_3VCARD : 0;220 val |= (state & CB_XVCARD) ? SS_XVCARD : 0;221 val |= (state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) ? 0 : SS_PENDING;222 val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? SS_PENDING : 0;223 224 225 if (state & CB_CBCARD) {226 val |= SS_CARDBUS;227 val |= (state & CB_CARDSTS) ? SS_STSCHG : 0;228 val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? 0 : SS_DETECT;229 val |= (state & CB_PWRCYCLE) ? SS_POWERON | SS_READY : 0;230 } else if (state & CB_16BITCARD) {231 u8 status = exca_readb(socket, I365_STATUS);232 val |= ((status & I365_CS_DETECT) == I365_CS_DETECT) ? SS_DETECT : 0;233 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) {234 val |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG;235 } else {236 val |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD;237 val |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN;238 }239 val |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0;240 val |= (status & I365_CS_READY) ? SS_READY : 0;241 val |= (status & I365_CS_POWERON) ? SS_POWERON : 0;242 }243 244 *value = val;245 return 0;246}247 248static void yenta_set_power(struct yenta_socket *socket, socket_state_t *state)249{250 /* some birdges require to use the ExCA registers to power 16bit cards */251 if (!(cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) &&252 (socket->flags & YENTA_16BIT_POWER_EXCA)) {253 u8 reg, old;254 reg = old = exca_readb(socket, I365_POWER);255 reg &= ~(I365_VCC_MASK | I365_VPP1_MASK | I365_VPP2_MASK);256 257 /* i82365SL-DF style */258 if (socket->flags & YENTA_16BIT_POWER_DF) {259 switch (state->Vcc) {260 case 33:261 reg |= I365_VCC_3V;262 break;263 case 50:264 reg |= I365_VCC_5V;265 break;266 default:267 reg = 0;268 break;269 }270 switch (state->Vpp) {271 case 33:272 case 50:273 reg |= I365_VPP1_5V;274 break;275 case 120:276 reg |= I365_VPP1_12V;277 break;278 }279 } else {280 /* i82365SL-B style */281 switch (state->Vcc) {282 case 50:283 reg |= I365_VCC_5V;284 break;285 default:286 reg = 0;287 break;288 }289 switch (state->Vpp) {290 case 50:291 reg |= I365_VPP1_5V | I365_VPP2_5V;292 break;293 case 120:294 reg |= I365_VPP1_12V | I365_VPP2_12V;295 break;296 }297 }298 299 if (reg != old)300 exca_writeb(socket, I365_POWER, reg);301 } else {302 u32 reg = 0; /* CB_SC_STPCLK? */303 switch (state->Vcc) {304 case 33:305 reg = CB_SC_VCC_3V;306 break;307 case 50:308 reg = CB_SC_VCC_5V;309 break;310 default:311 reg = 0;312 break;313 }314 switch (state->Vpp) {315 case 33:316 reg |= CB_SC_VPP_3V;317 break;318 case 50:319 reg |= CB_SC_VPP_5V;320 break;321 case 120:322 reg |= CB_SC_VPP_12V;323 break;324 }325 if (reg != cb_readl(socket, CB_SOCKET_CONTROL))326 cb_writel(socket, CB_SOCKET_CONTROL, reg);327 }328}329 330static int yenta_set_socket(struct pcmcia_socket *sock, socket_state_t *state)331{332 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);333 u16 bridge;334 335 /* if powering down: do it immediately */336 if (state->Vcc == 0)337 yenta_set_power(socket, state);338 339 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) {342 u8 intr;343 bridge |= (state->flags & SS_RESET) ? CB_BRIDGE_CRST : 0;344 345 /* ISA interrupt control? */346 intr = exca_readb(socket, I365_INTCTL);347 intr = (intr & ~0xf);348 if (!socket->dev->irq) {349 intr |= socket->cb_irq ? socket->cb_irq : state->io_irq;350 bridge |= CB_BRIDGE_INTR;351 }352 exca_writeb(socket, I365_INTCTL, intr);353 } else {354 u8 reg;355 356 reg = exca_readb(socket, I365_INTCTL) & (I365_RING_ENA | I365_INTR_ENA);357 reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET;358 reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0;359 if (state->io_irq != socket->dev->irq) {360 reg |= state->io_irq;361 bridge |= CB_BRIDGE_INTR;362 }363 exca_writeb(socket, I365_INTCTL, reg);364 365 reg = exca_readb(socket, I365_POWER) & (I365_VCC_MASK|I365_VPP1_MASK);366 reg |= I365_PWR_NORESET;367 if (state->flags & SS_PWR_AUTO)368 reg |= I365_PWR_AUTO;369 if (state->flags & SS_OUTPUT_ENA)370 reg |= I365_PWR_OUT;371 if (exca_readb(socket, I365_POWER) != reg)372 exca_writeb(socket, I365_POWER, reg);373 374 /* CSC interrupt: no ISA irq for CSC */375 reg = exca_readb(socket, I365_CSCINT);376 reg &= I365_CSC_IRQ_MASK;377 reg |= I365_CSC_DETECT;378 if (state->flags & SS_IOCARD) {379 if (state->csc_mask & SS_STSCHG)380 reg |= I365_CSC_STSCHG;381 } else {382 if (state->csc_mask & SS_BATDEAD)383 reg |= I365_CSC_BVD1;384 if (state->csc_mask & SS_BATWARN)385 reg |= I365_CSC_BVD2;386 if (state->csc_mask & SS_READY)387 reg |= I365_CSC_READY;388 }389 exca_writeb(socket, I365_CSCINT, reg);390 exca_readb(socket, I365_CSC);391 if (sock->zoom_video)392 sock->zoom_video(sock, state->flags & SS_ZVCARD);393 }394 config_writew(socket, CB_BRIDGE_CONTROL, bridge);395 /* Socket event mask: get card insert/remove events.. */396 cb_writel(socket, CB_SOCKET_EVENT, -1);397 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK);398 399 /* if powering up: do it as the last step when the socket is configured */400 if (state->Vcc != 0)401 yenta_set_power(socket, state);402 return 0;403}404 405static int yenta_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)406{407 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);408 int map;409 unsigned char ioctl, addr, enable;410 411 map = io->map;412 413 if (map > 1)414 return -EINVAL;415 416 enable = I365_ENA_IO(map);417 addr = exca_readb(socket, I365_ADDRWIN);418 419 /* Disable the window before changing it.. */420 if (addr & enable) {421 addr &= ~enable;422 exca_writeb(socket, I365_ADDRWIN, addr);423 }424 425 exca_writew(socket, I365_IO(map)+I365_W_START, io->start);426 exca_writew(socket, I365_IO(map)+I365_W_STOP, io->stop);427 428 ioctl = exca_readb(socket, I365_IOCTL) & ~I365_IOCTL_MASK(map);429 if (io->flags & MAP_0WS)430 ioctl |= I365_IOCTL_0WS(map);431 if (io->flags & MAP_16BIT)432 ioctl |= I365_IOCTL_16BIT(map);433 if (io->flags & MAP_AUTOSZ)434 ioctl |= I365_IOCTL_IOCS16(map);435 exca_writeb(socket, I365_IOCTL, ioctl);436 437 if (io->flags & MAP_ACTIVE)438 exca_writeb(socket, I365_ADDRWIN, addr | enable);439 return 0;440}441 442static int yenta_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem)443{444 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);445 struct pci_bus_region region;446 int map;447 unsigned char addr, enable;448 unsigned int start, stop, card_start;449 unsigned short word;450 451 pcibios_resource_to_bus(socket->dev->bus, ®ion, mem->res);452 453 map = mem->map;454 start = region.start;455 stop = region.end;456 card_start = mem->card_start;457 458 if (map > 4 || start > stop || ((start ^ stop) >> 24) ||459 (card_start >> 26) || mem->speed > 1000)460 return -EINVAL;461 462 enable = I365_ENA_MEM(map);463 addr = exca_readb(socket, I365_ADDRWIN);464 if (addr & enable) {465 addr &= ~enable;466 exca_writeb(socket, I365_ADDRWIN, addr);467 }468 469 exca_writeb(socket, CB_MEM_PAGE(map), start >> 24);470 471 word = (start >> 12) & 0x0fff;472 if (mem->flags & MAP_16BIT)473 word |= I365_MEM_16BIT;474 if (mem->flags & MAP_0WS)475 word |= I365_MEM_0WS;476 exca_writew(socket, I365_MEM(map) + I365_W_START, word);477 478 word = (stop >> 12) & 0x0fff;479 switch (to_cycles(mem->speed)) {480 case 0:481 break;482 case 1:483 word |= I365_MEM_WS0;484 break;485 case 2:486 word |= I365_MEM_WS1;487 break;488 default:489 word |= I365_MEM_WS1 | I365_MEM_WS0;490 break;491 }492 exca_writew(socket, I365_MEM(map) + I365_W_STOP, word);493 494 word = ((card_start - start) >> 12) & 0x3fff;495 if (mem->flags & MAP_WRPROT)496 word |= I365_MEM_WRPROT;497 if (mem->flags & MAP_ATTRIB)498 word |= I365_MEM_REG;499 exca_writew(socket, I365_MEM(map) + I365_W_OFF, word);500 501 if (mem->flags & MAP_ACTIVE)502 exca_writeb(socket, I365_ADDRWIN, addr | enable);503 return 0;504}505 506 507 508static irqreturn_t yenta_interrupt(int irq, void *dev_id)509{510 unsigned int events;511 struct yenta_socket *socket = (struct yenta_socket *) dev_id;512 u8 csc;513 u32 cb_event;514 515 /* Clear interrupt status for the event */516 cb_event = cb_readl(socket, CB_SOCKET_EVENT);517 cb_writel(socket, CB_SOCKET_EVENT, cb_event);518 519 csc = exca_readb(socket, I365_CSC);520 521 if (!(cb_event || csc))522 return IRQ_NONE;523 524 events = (cb_event & (CB_CD1EVENT | CB_CD2EVENT)) ? SS_DETECT : 0 ;525 events |= (csc & I365_CSC_DETECT) ? SS_DETECT : 0;526 if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) {527 events |= (csc & I365_CSC_STSCHG) ? SS_STSCHG : 0;528 } else {529 events |= (csc & I365_CSC_BVD1) ? SS_BATDEAD : 0;530 events |= (csc & I365_CSC_BVD2) ? SS_BATWARN : 0;531 events |= (csc & I365_CSC_READY) ? SS_READY : 0;532 }533 534 if (events)535 pcmcia_parse_events(&socket->socket, events);536 537 return IRQ_HANDLED;538}539 540static void yenta_interrupt_wrapper(struct timer_list *t)541{542 struct yenta_socket *socket = from_timer(socket, t, poll_timer);543 544 yenta_interrupt(0, (void *)socket);545 socket->poll_timer.expires = jiffies + HZ;546 add_timer(&socket->poll_timer);547}548 549static void yenta_clear_maps(struct yenta_socket *socket)550{551 int i;552 struct resource res = { .start = 0, .end = 0x0fff };553 pccard_io_map io = { 0, 0, 0, 0, 1 };554 pccard_mem_map mem = { .res = &res, };555 556 yenta_set_socket(&socket->socket, &dead_socket);557 for (i = 0; i < 2; i++) {558 io.map = i;559 yenta_set_io_map(&socket->socket, &io);560 }561 for (i = 0; i < 5; i++) {562 mem.map = i;563 yenta_set_mem_map(&socket->socket, &mem);564 }565}566 567/* redoes voltage interrogation if required */568static void yenta_interrogate(struct yenta_socket *socket)569{570 u32 state;571 572 state = cb_readl(socket, CB_SOCKET_STATE);573 if (!(state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) ||574 (state & (CB_CDETECT1 | CB_CDETECT2 | CB_NOTACARD | CB_BADVCCREQ)) ||575 ((state & (CB_16BITCARD | CB_CBCARD)) == (CB_16BITCARD | CB_CBCARD)))576 cb_writel(socket, CB_SOCKET_FORCE, CB_CVSTEST);577}578 579/* Called at resume and initialization events */580static int yenta_sock_init(struct pcmcia_socket *sock)581{582 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);583 584 exca_writeb(socket, I365_GBLCTL, 0x00);585 exca_writeb(socket, I365_GENCTL, 0x00);586 587 /* Redo card voltage interrogation */588 yenta_interrogate(socket);589 590 yenta_clear_maps(socket);591 592 if (socket->type && socket->type->sock_init)593 socket->type->sock_init(socket);594 595 /* Re-enable CSC interrupts */596 cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK);597 598 return 0;599}600 601static int yenta_sock_suspend(struct pcmcia_socket *sock)602{603 struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);604 605 /* Disable CSC interrupts */606 cb_writel(socket, CB_SOCKET_MASK, 0x0);607 608 return 0;609}610 611/*612 * Use an adaptive allocation for the memory resource,613 * sometimes the memory behind pci bridges is limited:614 * 1/8 of the size of the io window of the parent.615 * max 4 MB, min 16 kB. We try very hard to not get below616 * the "ACC" values, though.617 */618#define BRIDGE_MEM_MAX (4*1024*1024)619#define BRIDGE_MEM_ACC (128*1024)620#define BRIDGE_MEM_MIN (16*1024)621 622#define BRIDGE_IO_MAX 512623#define BRIDGE_IO_ACC 256624#define BRIDGE_IO_MIN 32625 626#ifndef PCIBIOS_MIN_CARDBUS_IO627#define PCIBIOS_MIN_CARDBUS_IO PCIBIOS_MIN_IO628#endif629 630static int yenta_search_one_res(struct resource *root, struct resource *res,631 u32 min)632{633 u32 align, size, start, end;634 635 if (res->flags & IORESOURCE_IO) {636 align = 1024;637 size = BRIDGE_IO_MAX;638 start = PCIBIOS_MIN_CARDBUS_IO;639 end = ~0U;640 } else {641 unsigned long avail = resource_size(root);642 int i;643 size = BRIDGE_MEM_MAX;644 if (size > (avail - 1) / 8) {645 size = avail / 8;646 /* round size down to next power of 2 */647 i = 0;648 while ((size /= 2) != 0)649 i++;650 size = 1 << i;651 }652 if (size < min)653 size = min;654 align = size;655 start = PCIBIOS_MIN_MEM;656 end = ~0U;657 }658 659 do {660 if (allocate_resource(root, res, size, start, end, align,661 NULL, NULL) == 0) {662 return 1;663 }664 size = size/2;665 align = size;666 } while (size >= min);667 668 return 0;669}670 671 672static int yenta_search_res(struct yenta_socket *socket, struct resource *res,673 u32 min)674{675 struct resource *root;676 int i;677 678 pci_bus_for_each_resource(socket->dev->bus, root, i) {679 if (!root)680 continue;681 682 if ((res->flags ^ root->flags) &683 (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH))684 continue; /* Wrong type */685 686 if (yenta_search_one_res(root, res, min))687 return 1;688 }689 return 0;690}691 692static int yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end)693{694 struct pci_dev *dev = socket->dev;695 struct resource *res;696 struct pci_bus_region region;697 unsigned mask;698 699 res = &dev->resource[nr];700 /* Already allocated? */701 if (res->parent)702 return 0;703 704 /* The granularity of the memory limit is 4kB, on IO it's 4 bytes */705 mask = ~0xfff;706 if (type & IORESOURCE_IO)707 mask = ~3;708 709 res->name = dev->subordinate->name;710 res->flags = type;711 712 region.start = config_readl(socket, addr_start) & mask;713 region.end = config_readl(socket, addr_end) | ~mask;714 if (region.start && region.end > region.start && !override_bios) {715 pcibios_bus_to_resource(dev->bus, res, ®ion);716 if (pci_claim_resource(dev, nr) == 0)717 return 0;718 dev_info(&dev->dev,719 "Preassigned resource %d busy or not available, reconfiguring...\n",720 nr);721 }722 723 if (type & IORESOURCE_IO) {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)))727 return 1;728 } else {729 if (type & IORESOURCE_PREFETCH) {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)))733 return 1;734 /* Approximating prefetchable by non-prefetchable */735 res->flags = IORESOURCE_MEM;736 }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)))740 return 1;741 }742 743 dev_info(&dev->dev,744 "no resource of type %x available, trying to continue...\n",745 type);746 res->start = res->end = res->flags = 0;747 return 0;748}749 750static void yenta_free_res(struct yenta_socket *socket, int nr)751{752 struct pci_dev *dev = socket->dev;753 struct resource *res;754 755 res = &dev->resource[nr];756 if (res->start != 0 && res->end != 0)757 release_resource(res);758 759 res->start = res->end = res->flags = 0;760}761 762/*763 * Allocate the bridge mappings for the device..764 */765static void yenta_allocate_resources(struct yenta_socket *socket)766{767 int program = 0;768 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_IO_0_WINDOW,769 IORESOURCE_IO,770 PCI_CB_IO_BASE_0, PCI_CB_IO_LIMIT_0);771 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_IO_1_WINDOW,772 IORESOURCE_IO,773 PCI_CB_IO_BASE_1, PCI_CB_IO_LIMIT_1);774 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_MEM_0_WINDOW,775 IORESOURCE_MEM | IORESOURCE_PREFETCH,776 PCI_CB_MEMORY_BASE_0, PCI_CB_MEMORY_LIMIT_0);777 program += yenta_allocate_res(socket, PCI_CB_BRIDGE_MEM_1_WINDOW,778 IORESOURCE_MEM,779 PCI_CB_MEMORY_BASE_1, PCI_CB_MEMORY_LIMIT_1);780 if (program)781 pci_setup_cardbus(socket->dev->subordinate);782}783 784 785/*786 * Free the bridge mappings for the device..787 */788static void yenta_free_resources(struct yenta_socket *socket)789{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);794}795 796 797/*798 * Close it down - release our resources and go home..799 */800static void yenta_close(struct pci_dev *dev)801{802 struct yenta_socket *sock = pci_get_drvdata(dev);803 804 /* Remove the register attributes */805 device_remove_file(&dev->dev, &dev_attr_yenta_registers);806 807 /* we don't want a dying socket registered */808 pcmcia_unregister_socket(&sock->socket);809 810 /* Disable all events so we don't die in an IRQ storm */811 cb_writel(sock, CB_SOCKET_MASK, 0x0);812 exca_writeb(sock, I365_CSCINT, 0);813 814 if (sock->cb_irq)815 free_irq(sock->cb_irq, sock);816 else817 timer_shutdown_sync(&sock->poll_timer);818 819 iounmap(sock->base);820 yenta_free_resources(sock);821 822 pci_release_regions(dev);823 pci_disable_device(dev);824 pci_set_drvdata(dev, NULL);825 kfree(sock);826}827 828 829static struct pccard_operations yenta_socket_operations = {830 .init = yenta_sock_init,831 .suspend = yenta_sock_suspend,832 .get_status = yenta_get_status,833 .set_socket = yenta_set_socket,834 .set_io_map = yenta_set_io_map,835 .set_mem_map = yenta_set_mem_map,836};837 838 839#ifdef CONFIG_YENTA_TI840#include "ti113x.h"841#endif842#ifdef CONFIG_YENTA_RICOH843#include "ricoh.h"844#endif845#ifdef CONFIG_YENTA_TOSHIBA846#include "topic.h"847#endif848#ifdef CONFIG_YENTA_O2849#include "o2micro.h"850#endif851 852enum {853 CARDBUS_TYPE_DEFAULT = -1,854 CARDBUS_TYPE_TI,855 CARDBUS_TYPE_TI113X,856 CARDBUS_TYPE_TI12XX,857 CARDBUS_TYPE_TI1250,858 CARDBUS_TYPE_RICOH,859 CARDBUS_TYPE_TOPIC95,860 CARDBUS_TYPE_TOPIC97,861 CARDBUS_TYPE_O2MICRO,862 CARDBUS_TYPE_ENE,863};864 865/*866 * Different cardbus controllers have slightly different867 * initialization sequences etc details. List them here..868 */869static struct cardbus_type cardbus_type[] = {870#ifdef CONFIG_YENTA_TI871 [CARDBUS_TYPE_TI] = {872 .override = ti_override,873 .save_state = ti_save_state,874 .restore_state = ti_restore_state,875 .sock_init = ti_init,876 },877 [CARDBUS_TYPE_TI113X] = {878 .override = ti113x_override,879 .save_state = ti_save_state,880 .restore_state = ti_restore_state,881 .sock_init = ti_init,882 },883 [CARDBUS_TYPE_TI12XX] = {884 .override = ti12xx_override,885 .save_state = ti_save_state,886 .restore_state = ti_restore_state,887 .sock_init = ti_init,888 },889 [CARDBUS_TYPE_TI1250] = {890 .override = ti1250_override,891 .save_state = ti_save_state,892 .restore_state = ti_restore_state,893 .sock_init = ti_init,894 },895 [CARDBUS_TYPE_ENE] = {896 .override = ene_override,897 .save_state = ti_save_state,898 .restore_state = ti_restore_state,899 .sock_init = ti_init,900 },901#endif902#ifdef CONFIG_YENTA_RICOH903 [CARDBUS_TYPE_RICOH] = {904 .override = ricoh_override,905 .save_state = ricoh_save_state,906 .restore_state = ricoh_restore_state,907 },908#endif909#ifdef CONFIG_YENTA_TOSHIBA910 [CARDBUS_TYPE_TOPIC95] = {911 .override = topic95_override,912 },913 [CARDBUS_TYPE_TOPIC97] = {914 .override = topic97_override,915 },916#endif917#ifdef CONFIG_YENTA_O2918 [CARDBUS_TYPE_O2MICRO] = {919 .override = o2micro_override,920 .restore_state = o2micro_restore_state,921 },922#endif923};924 925 926static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mask)927{928 int i;929 unsigned long val;930 u32 mask;931 u8 reg;932 933 /*934 * Probe for usable interrupts using the force935 * register to generate bogus card status events.936 */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);941 val = probe_irq_on() & isa_irq_mask;942 for (i = 1; i < 16; i++) {943 if (!((val >> i) & 1))944 continue;945 exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG | (i << 4));946 cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);947 udelay(100);948 cb_writel(socket, CB_SOCKET_EVENT, -1);949 }950 cb_writel(socket, CB_SOCKET_MASK, 0);951 exca_writeb(socket, I365_CSCINT, reg);952 953 mask = probe_irq_mask(val) & 0xffff;954 955 return mask;956}957 958 959/*960 * yenta PCI irq probing.961 * currently only used in the TI/EnE initialization code962 */963#ifdef CONFIG_YENTA_TI964 965/* interrupt handler, only used during probing */966static irqreturn_t yenta_probe_handler(int irq, void *dev_id)967{968 struct yenta_socket *socket = (struct yenta_socket *) dev_id;969 u8 csc;970 u32 cb_event;971 972 /* Clear interrupt status for the event */973 cb_event = cb_readl(socket, CB_SOCKET_EVENT);974 cb_writel(socket, CB_SOCKET_EVENT, -1);975 csc = exca_readb(socket, I365_CSC);976 977 if (cb_event || csc) {978 socket->probe_status = 1;979 return IRQ_HANDLED;980 }981 982 return IRQ_NONE;983}984 985/* probes the PCI interrupt, use only on override functions */986static int yenta_probe_cb_irq(struct yenta_socket *socket)987{988 u8 reg = 0;989 990 if (!socket->cb_irq)991 return -1;992 993 socket->probe_status = 0;994 995 if (request_irq(socket->cb_irq, yenta_probe_handler, IRQF_SHARED, "yenta", socket)) {996 dev_warn(&socket->dev->dev,997 "request_irq() in yenta_probe_cb_irq() failed!\n");998 return -1;999 }1000 1001 /* generate interrupt, wait */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);1008 1009 msleep(100);1010 1011 /* disable interrupts */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);1016 1017 free_irq(socket->cb_irq, socket);1018 1019 return (int) socket->probe_status;1020}1021 1022#endif /* CONFIG_YENTA_TI */1023 1024 1025/*1026 * Set static data that doesn't need re-initializing..1027 */1028static void yenta_get_socket_capabilities(struct yenta_socket *socket, u32 isa_irq_mask)1029{1030 socket->socket.pci_irq = socket->cb_irq;1031 if (isa_probe)1032 socket->socket.irq_mask = yenta_probe_irq(socket, isa_irq_mask);1033 else1034 socket->socket.irq_mask = 0;1035 1036 dev_info(&socket->dev->dev, "ISA IRQ mask 0x%04x, PCI irq %d\n",1037 socket->socket.irq_mask, socket->cb_irq);1038}1039 1040/*1041 * Initialize the standard cardbus registers1042 */1043static void yenta_config_init(struct yenta_socket *socket)1044{1045 u16 bridge;1046 struct pci_dev *dev = socket->dev;1047 struct pci_bus_region region;1048 1049 pcibios_resource_to_bus(socket->dev->bus, ®ion, &dev->resource[0]);1050 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,1054 PCI_COMMAND_IO |1055 PCI_COMMAND_MEMORY |1056 PCI_COMMAND_MASTER |1057 PCI_COMMAND_WAIT);1058 1059 /* MAGIC NUMBERS! Fixme */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,1063 (176 << 24) | /* sec. latency timer */1064 ((unsigned int)dev->subordinate->busn_res.end << 16) | /* subordinate bus */1065 ((unsigned int)dev->subordinate->busn_res.start << 8) | /* secondary bus */1066 dev->subordinate->primary); /* primary bus */1067 1068 /*1069 * Set up the bridging state:1070 * - enable write posting.1071 * - memory window 0 prefetchable, window 1 non-prefetchable1072 * - PCI interrupts enabled if a PCI interrupt exists..1073 */1074 bridge = config_readw(socket, CB_BRIDGE_CONTROL);1075 bridge &= ~(CB_BRIDGE_CRST | CB_BRIDGE_PREFETCH1 | CB_BRIDGE_ISAEN | CB_BRIDGE_VGAEN);1076 bridge |= CB_BRIDGE_PREFETCH0 | CB_BRIDGE_POSTEN;1077 config_writew(socket, CB_BRIDGE_CONTROL, bridge);1078}1079 1080/**1081 * yenta_fixup_parent_bridge - Fix subordinate bus# of the parent bridge1082 * @cardbus_bridge: The PCI bus which the CardBus bridge bridges to1083 *1084 * Checks if devices on the bus which the CardBus bridge bridges to would be1085 * invisible during PCI scans because of a misconfigured subordinate number1086 * of the parent brige - some BIOSes seem to be too lazy to set it right.1087 * Does the fixup carefully by checking how far it can go without conflicts.1088 * See http://bugzilla.kernel.org/show_bug.cgi?id=2944 for more information.1089 */1090static void yenta_fixup_parent_bridge(struct pci_bus *cardbus_bridge)1091{1092 struct pci_bus *sibling;1093 unsigned char upper_limit;1094 /*1095 * We only check and fix the parent bridge: All systems which need1096 * this fixup that have been reviewed are laptops and the only bridge1097 * which needed fixing was the parent bridge of the CardBus bridge:1098 */1099 struct pci_bus *bridge_to_fix = cardbus_bridge->parent;1100 1101 /* Check bus numbers are already set up correctly: */1102 if (bridge_to_fix->busn_res.end >= cardbus_bridge->busn_res.end)1103 return; /* The subordinate number is ok, nothing to do */1104 1105 if (!bridge_to_fix->parent)1106 return; /* Root bridges are ok */1107 1108 /* stay within the limits of the bus range of the parent: */1109 upper_limit = bridge_to_fix->parent->busn_res.end;1110 1111 /* check the bus ranges of all sibling bridges to prevent overlap */1112 list_for_each_entry(sibling, &bridge_to_fix->parent->children,1113 node) {1114 /*1115 * If the sibling has a higher secondary bus number1116 * and it's secondary is equal or smaller than our1117 * current upper limit, set the new upper limit to1118 * the bus number below the sibling's range:1119 */1120 if (sibling->busn_res.start > bridge_to_fix->busn_res.end1121 && sibling->busn_res.start <= upper_limit)1122 upper_limit = sibling->busn_res.start - 1;1123 }1124 1125 /* Show that the wanted subordinate number is not possible: */1126 if (cardbus_bridge->busn_res.end > upper_limit)1127 dev_warn(&cardbus_bridge->dev,1128 "Upper limit for fixing this bridge's parent bridge: #%02x\n",1129 upper_limit);1130 1131 /* If we have room to increase the bridge's subordinate number, */1132 if (bridge_to_fix->busn_res.end < upper_limit) {1133 1134 /* use the highest number of the hidden bus, within limits */1135 unsigned char subordinate_to_assign =1136 min_t(int, cardbus_bridge->busn_res.end, upper_limit);1137 1138 dev_info(&bridge_to_fix->dev,1139 "Raising subordinate bus# of parent bus (#%02x) from #%02x to #%02x\n",1140 bridge_to_fix->number,1141 (int)bridge_to_fix->busn_res.end,1142 subordinate_to_assign);1143 1144 /* Save the new subordinate in the bus struct of the bridge */1145 bridge_to_fix->busn_res.end = subordinate_to_assign;1146 1147 /* and update the PCI config space with the new subordinate */1148 pci_write_config_byte(bridge_to_fix->self,1149 PCI_SUBORDINATE_BUS, bridge_to_fix->busn_res.end);1150 }1151}1152 1153/*1154 * Initialize a cardbus controller. Make sure we have a usable1155 * interrupt, and that we can map the cardbus area. Fill in the1156 * socket information structure..1157 */1158static int yenta_probe(struct pci_dev *dev, const struct pci_device_id *id)1159{1160 struct yenta_socket *socket;1161 int ret;1162 1163 /*1164 * If we failed to assign proper bus numbers for this cardbus1165 * controller during PCI probe, its subordinate pci_bus is NULL.1166 * Bail out if so.1167 */1168 if (!dev->subordinate) {1169 dev_err(&dev->dev, "no bus associated! (try 'pci=assign-busses')\n");1170 return -ENODEV;1171 }1172 1173 socket = kzalloc(sizeof(struct yenta_socket), GFP_KERNEL);1174 if (!socket)1175 return -ENOMEM;1176 1177 /* prepare pcmcia_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;1186 1187 /* prepare struct yenta_socket */1188 socket->dev = dev;1189 pci_set_drvdata(dev, socket);1190 1191 /*1192 * Do some basic sanity checking..1193 */1194 if (pci_enable_device(dev)) {1195 ret = -EBUSY;1196 goto free;1197 }1198 1199 ret = pci_request_regions(dev, "yenta_socket");1200 if (ret)1201 goto disable;1202 1203 if (!pci_resource_start(dev, 0)) {1204 dev_err(&dev->dev, "No cardbus resource!\n");1205 ret = -ENODEV;1206 goto release;1207 }1208 1209 /*1210 * Ok, start setup.. Map the cardbus registers,1211 * and request the IRQ.1212 */1213 socket->base = ioremap(pci_resource_start(dev, 0), 0x1000);1214 if (!socket->base) {1215 ret = -ENOMEM;1216 goto release;1217 }1218 1219 /*1220 * report the subsystem vendor and device for help debugging1221 * the irq stuff...1222 */1223 dev_info(&dev->dev, "CardBus bridge found [%04x:%04x]\n",1224 dev->subsystem_vendor, dev->subsystem_device);1225 1226 yenta_config_init(socket);1227 1228 /* Disable all events */1229 cb_writel(socket, CB_SOCKET_MASK, 0x0);1230 1231 /* Set up the bridge regions.. */1232 yenta_allocate_resources(socket);1233 1234 socket->cb_irq = dev->irq;1235 1236 /* Do we have special options for the device? */1237 if (id->driver_data != CARDBUS_TYPE_DEFAULT &&1238 id->driver_data < ARRAY_SIZE(cardbus_type)) {1239 socket->type = &cardbus_type[id->driver_data];1240 1241 ret = socket->type->override(socket);1242 if (ret < 0)1243 goto unmap;1244 }1245 1246 /* We must finish initialization here */1247 1248 if (!socket->cb_irq || request_irq(socket->cb_irq, yenta_interrupt, IRQF_SHARED, "yenta", socket)) {1249 /* No IRQ or request_irq failed. Poll */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);1253 dev_info(&dev->dev,1254 "no PCI IRQ, CardBus support disabled for this socket.\n");1255 dev_info(&dev->dev,1256 "check your BIOS CardBus, BIOS IRQ or ACPI settings.\n");1257 } else {1258 socket->socket.features |= SS_CAP_CARDBUS;1259 }1260 1261 /* Figure out what the dang thing can do for the PCMCIA layer... */1262 yenta_interrogate(socket);1263 yenta_get_socket_capabilities(socket, isa_interrupts);1264 dev_info(&dev->dev, "Socket status: %08x\n",1265 cb_readl(socket, CB_SOCKET_STATE));1266 1267 yenta_fixup_parent_bridge(dev->subordinate);1268 1269 /* Register it with the pcmcia layer.. */1270 ret = pcmcia_register_socket(&socket->socket);1271 if (ret)1272 goto free_irq;1273 1274 /* Add the yenta register attributes */1275 ret = device_create_file(&dev->dev, &dev_attr_yenta_registers);1276 if (ret)1277 goto unregister_socket;1278 1279 return ret;1280 1281 /* error path... */1282 unregister_socket:1283 pcmcia_unregister_socket(&socket->socket);1284 free_irq:1285 if (socket->cb_irq)1286 free_irq(socket->cb_irq, socket);1287 else1288 timer_shutdown_sync(&socket->poll_timer);1289 unmap:1290 iounmap(socket->base);1291 yenta_free_resources(socket);1292 release:1293 pci_release_regions(dev);1294 disable:1295 pci_disable_device(dev);1296 free:1297 pci_set_drvdata(dev, NULL);1298 kfree(socket);1299 return ret;1300}1301 1302#ifdef CONFIG_PM_SLEEP1303static int yenta_dev_suspend_noirq(struct device *dev)1304{1305 struct pci_dev *pdev = to_pci_dev(dev);1306 struct yenta_socket *socket = pci_get_drvdata(pdev);1307 1308 if (!socket)1309 return 0;1310 1311 if (socket->type && socket->type->save_state)1312 socket->type->save_state(socket);1313 1314 pci_save_state(pdev);1315 pci_read_config_dword(pdev, 16*4, &socket->saved_state[0]);1316 pci_read_config_dword(pdev, 17*4, &socket->saved_state[1]);1317 pci_disable_device(pdev);1318 1319 return 0;1320}1321 1322static int yenta_dev_resume_noirq(struct device *dev)1323{1324 struct pci_dev *pdev = to_pci_dev(dev);1325 struct yenta_socket *socket = pci_get_drvdata(pdev);1326 int ret;1327 1328 if (!socket)1329 return 0;1330 1331 pci_write_config_dword(pdev, 16*4, socket->saved_state[0]);1332 pci_write_config_dword(pdev, 17*4, socket->saved_state[1]);1333 1334 ret = pci_enable_device(pdev);1335 if (ret)1336 return ret;1337 1338 pci_set_master(pdev);1339 1340 if (socket->type && socket->type->restore_state)1341 socket->type->restore_state(socket);1342 1343 return 0;1344}1345 1346static const struct dev_pm_ops yenta_pm_ops = {1347 SET_NOIRQ_SYSTEM_SLEEP_PM_OPS(yenta_dev_suspend_noirq, yenta_dev_resume_noirq)1348};1349 1350#define YENTA_PM_OPS (¥ta_pm_ops)1351#else1352#define YENTA_PM_OPS NULL1353#endif1354 1355#define CB_ID(vend, dev, type) \1356 { \1357 .vendor = vend, \1358 .device = dev, \1359 .subvendor = PCI_ANY_ID, \1360 .subdevice = PCI_ANY_ID, \1361 .class = PCI_CLASS_BRIDGE_CARDBUS << 8, \1362 .class_mask = ~0, \1363 .driver_data = CARDBUS_TYPE_##type, \1364 }1365 1366static const struct pci_device_id yenta_table[] = {1367 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1031, TI),1368 1369 /*1370 * TBD: Check if these TI variants can use more1371 * advanced overrides instead. (I can't get the1372 * data sheets for these devices. --rmk)1373 */1374#ifdef CONFIG_YENTA_TI1375 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1210, TI),1376 1377 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1130, TI113X),1378 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1131, TI113X),1379 1380 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1211, TI12XX),1381 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1220, TI12XX),1382 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1221, TI12XX),1383 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1225, TI12XX),1384 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251A, TI12XX),1385 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251B, TI12XX),1386 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1420, TI12XX),1387 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1450, TI12XX),1388 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1451A, TI12XX),1389 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1510, TI12XX),1390 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1520, TI12XX),1391 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1620, TI12XX),1392 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4410, TI12XX),1393 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4450, TI12XX),1394 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4451, TI12XX),1395 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4510, TI12XX),1396 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4520, TI12XX),1397 1398 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1250, TI1250),1399 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1410, TI1250),1400 1401 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX21_XX11, TI12XX),1402 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X515, TI12XX),1403 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX12, TI12XX),1404 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X420, TI12XX),1405 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X620, TI12XX),1406 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7410, TI12XX),1407 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7510, TI12XX),1408 CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7610, TI12XX),1409 1410 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_710, ENE),1411 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_712, ENE),1412 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_720, ENE),1413 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_722, ENE),1414 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1211, ENE),1415 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1225, ENE),1416 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1410, ENE),1417 CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1420, ENE),1418#endif /* CONFIG_YENTA_TI */1419 1420#ifdef CONFIG_YENTA_RICOH1421 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C465, RICOH),1422 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C466, RICOH),1423 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C475, RICOH),1424 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C476, RICOH),1425 CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C478, RICOH),1426#endif1427 1428#ifdef CONFIG_YENTA_TOSHIBA1429 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC95, TOPIC95),1430 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC97, TOPIC97),1431 CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC100, TOPIC97),1432#endif1433 1434#ifdef CONFIG_YENTA_O21435 CB_ID(PCI_VENDOR_ID_O2, PCI_ANY_ID, O2MICRO),1436#endif1437 1438 /* match any cardbus bridge */1439 CB_ID(PCI_ANY_ID, PCI_ANY_ID, DEFAULT),1440 { /* all zeroes */ }1441};1442MODULE_DEVICE_TABLE(pci, yenta_table);1443 1444 1445static struct pci_driver yenta_cardbus_driver = {1446 .name = "yenta_cardbus",1447 .id_table = yenta_table,1448 .probe = yenta_probe,1449 .remove = yenta_close,1450 .driver.pm = YENTA_PM_OPS,1451};1452 1453module_pci_driver(yenta_cardbus_driver);1454 1455MODULE_DESCRIPTION("Driver for CardBus yenta-compatible bridges");1456MODULE_LICENSE("GPL");1457