--- /dev/null
+/*
+ * Regular cardbus driver ("yenta_socket")
+ *
+ * (C) Copyright 1999, 2000 Linus Torvalds
+ *
+ * Changelog:
+ * Aug 2002: Manfred Spraul <manfred@colorfullife.com>
+ * Dynamically adjust the size of the bridge resource
+ *
+ * May 2003: Dominik Brodowski <linux@brodo.de>
+ * Merge pci_socket.c and yenta.c into one file
+ */
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/workqueue.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/io.h>
+#include <linux/slab.h>
+
+#include <pcmcia/ss.h>
+
+#include "yenta_socket.h"
+#include "i82365.h"
+
+static bool disable_clkrun;
+module_param(disable_clkrun, bool, 0444);
+MODULE_PARM_DESC(disable_clkrun, "If PC card doesn't function properly, please try this option");
+
+static bool isa_probe = 1;
+module_param(isa_probe, bool, 0444);
+MODULE_PARM_DESC(isa_probe, "If set ISA interrupts are probed (default). Set to N to disable probing");
+
+static bool pwr_irqs_off;
+module_param(pwr_irqs_off, bool, 0644);
+MODULE_PARM_DESC(pwr_irqs_off, "Force IRQs off during power-on of slot. Use only when seeing IRQ storms!");
+
+static char o2_speedup[] = "default";
+module_param_string(o2_speedup, o2_speedup, sizeof(o2_speedup), 0444);
+MODULE_PARM_DESC(o2_speedup, "Use prefetch/burst for O2-bridges: 'on', 'off' "
+ "or 'default' (uses recommended behaviour for the detected bridge)");
+
+/*
+ * Only probe "regular" interrupts, don't
+ * touch dangerous spots like the mouse irq,
+ * because there are mice that apparently
+ * get really confused if they get fondled
+ * too intimately.
+ *
+ * Default to 11, 10, 9, 7, 6, 5, 4, 3.
+ */
+static u32 isa_interrupts = 0x0ef8;
+
+
+#define debug(x, s, args...) dev_dbg(&s->dev->dev, x, ##args)
+
+/* Don't ask.. */
+#define to_cycles(ns) ((ns)/120)
+#define to_ns(cycles) ((cycles)*120)
+
+/*
+ * yenta PCI irq probing.
+ * currently only used in the TI/EnE initialization code
+ */
+#ifdef CONFIG_YENTA_TI
+static int yenta_probe_cb_irq(struct yenta_socket *socket);
+static unsigned int yenta_probe_irq(struct yenta_socket *socket,
+ u32 isa_irq_mask);
+#endif
+
+
+static unsigned int override_bios;
+module_param(override_bios, uint, 0000);
+MODULE_PARM_DESC(override_bios, "yenta ignore bios resource allocation");
+
+/*
+ * Generate easy-to-use ways of reading a cardbus sockets
+ * regular memory space ("cb_xxx"), configuration space
+ * ("config_xxx") and compatibility space ("exca_xxxx")
+ */
+static inline u32 cb_readl(struct yenta_socket *socket, unsigned reg)
+{
+ u32 val = readl(socket->base + reg);
+ debug("%04x %08x\n", socket, reg, val);
+ return val;
+}
+
+static inline void cb_writel(struct yenta_socket *socket, unsigned reg, u32 val)
+{
+ debug("%04x %08x\n", socket, reg, val);
+ writel(val, socket->base + reg);
+ readl(socket->base + reg); /* avoid problems with PCI write posting */
+}
+
+static inline u8 config_readb(struct yenta_socket *socket, unsigned offset)
+{
+ u8 val;
+ pci_read_config_byte(socket->dev, offset, &val);
+ debug("%04x %02x\n", socket, offset, val);
+ return val;
+}
+
+static inline u16 config_readw(struct yenta_socket *socket, unsigned offset)
+{
+ u16 val;
+ pci_read_config_word(socket->dev, offset, &val);
+ debug("%04x %04x\n", socket, offset, val);
+ return val;
+}
+
+static inline u32 config_readl(struct yenta_socket *socket, unsigned offset)
+{
+ u32 val;
+ pci_read_config_dword(socket->dev, offset, &val);
+ debug("%04x %08x\n", socket, offset, val);
+ return val;
+}
+
+static inline void config_writeb(struct yenta_socket *socket, unsigned offset, u8 val)
+{
+ debug("%04x %02x\n", socket, offset, val);
+ pci_write_config_byte(socket->dev, offset, val);
+}
+
+static inline void config_writew(struct yenta_socket *socket, unsigned offset, u16 val)
+{
+ debug("%04x %04x\n", socket, offset, val);
+ pci_write_config_word(socket->dev, offset, val);
+}
+
+static inline void config_writel(struct yenta_socket *socket, unsigned offset, u32 val)
+{
+ debug("%04x %08x\n", socket, offset, val);
+ pci_write_config_dword(socket->dev, offset, val);
+}
+
+static inline u8 exca_readb(struct yenta_socket *socket, unsigned reg)
+{
+ u8 val = readb(socket->base + 0x800 + reg);
+ debug("%04x %02x\n", socket, reg, val);
+ return val;
+}
+
+static inline u8 exca_readw(struct yenta_socket *socket, unsigned reg)
+{
+ u16 val;
+ val = readb(socket->base + 0x800 + reg);
+ val |= readb(socket->base + 0x800 + reg + 1) << 8;
+ debug("%04x %04x\n", socket, reg, val);
+ return val;
+}
+
+static inline void exca_writeb(struct yenta_socket *socket, unsigned reg, u8 val)
+{
+ debug("%04x %02x\n", socket, reg, val);
+ writeb(val, socket->base + 0x800 + reg);
+ readb(socket->base + 0x800 + reg); /* PCI write posting... */
+}
+
+static void exca_writew(struct yenta_socket *socket, unsigned reg, u16 val)
+{
+ debug("%04x %04x\n", socket, reg, val);
+ writeb(val, socket->base + 0x800 + reg);
+ writeb(val >> 8, socket->base + 0x800 + reg + 1);
+
+ /* PCI write posting... */
+ readb(socket->base + 0x800 + reg);
+ readb(socket->base + 0x800 + reg + 1);
+}
+
+static ssize_t show_yenta_registers(struct device *yentadev, struct device_attribute *attr, char *buf)
+{
+ struct pci_dev *dev = to_pci_dev(yentadev);
+ struct yenta_socket *socket = pci_get_drvdata(dev);
+ int offset = 0, i;
+
+ offset = snprintf(buf, PAGE_SIZE, "CB registers:");
+ for (i = 0; i < 0x24; i += 4) {
+ unsigned val;
+ if (!(i & 15))
+ offset += snprintf(buf + offset, PAGE_SIZE - offset, "\n%02x:", i);
+ val = cb_readl(socket, i);
+ offset += snprintf(buf + offset, PAGE_SIZE - offset, " %08x", val);
+ }
+
+ offset += snprintf(buf + offset, PAGE_SIZE - offset, "\n\nExCA registers:");
+ for (i = 0; i < 0x45; i++) {
+ unsigned char val;
+ if (!(i & 7)) {
+ if (i & 8) {
+ memcpy(buf + offset, " -", 2);
+ offset += 2;
+ } else
+ offset += snprintf(buf + offset, PAGE_SIZE - offset, "\n%02x:", i);
+ }
+ val = exca_readb(socket, i);
+ offset += snprintf(buf + offset, PAGE_SIZE - offset, " %02x", val);
+ }
+ buf[offset++] = '\n';
+ return offset;
+}
+
+static DEVICE_ATTR(yenta_registers, S_IRUSR, show_yenta_registers, NULL);
+
+/*
+ * Ugh, mixed-mode cardbus and 16-bit pccard state: things depend
+ * on what kind of card is inserted..
+ */
+static int yenta_get_status(struct pcmcia_socket *sock, unsigned int *value)
+{
+ struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
+ unsigned int val;
+ u32 state = cb_readl(socket, CB_SOCKET_STATE);
+
+ val = (state & CB_3VCARD) ? SS_3VCARD : 0;
+ val |= (state & CB_XVCARD) ? SS_XVCARD : 0;
+ val |= (state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) ? 0 : SS_PENDING;
+ val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? SS_PENDING : 0;
+
+
+ if (state & CB_CBCARD) {
+ val |= SS_CARDBUS;
+ val |= (state & CB_CARDSTS) ? SS_STSCHG : 0;
+ val |= (state & (CB_CDETECT1 | CB_CDETECT2)) ? 0 : SS_DETECT;
+ val |= (state & CB_PWRCYCLE) ? SS_POWERON | SS_READY : 0;
+ } else if (state & CB_16BITCARD) {
+ u8 status = exca_readb(socket, I365_STATUS);
+ val |= ((status & I365_CS_DETECT) == I365_CS_DETECT) ? SS_DETECT : 0;
+ if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) {
+ val |= (status & I365_CS_STSCHG) ? 0 : SS_STSCHG;
+ } else {
+ val |= (status & I365_CS_BVD1) ? 0 : SS_BATDEAD;
+ val |= (status & I365_CS_BVD2) ? 0 : SS_BATWARN;
+ }
+ val |= (status & I365_CS_WRPROT) ? SS_WRPROT : 0;
+ val |= (status & I365_CS_READY) ? SS_READY : 0;
+ val |= (status & I365_CS_POWERON) ? SS_POWERON : 0;
+ }
+
+ *value = val;
+ return 0;
+}
+
+static void yenta_set_power(struct yenta_socket *socket, socket_state_t *state)
+{
+ /* some birdges require to use the ExCA registers to power 16bit cards */
+ if (!(cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) &&
+ (socket->flags & YENTA_16BIT_POWER_EXCA)) {
+ u8 reg, old;
+ reg = old = exca_readb(socket, I365_POWER);
+ reg &= ~(I365_VCC_MASK | I365_VPP1_MASK | I365_VPP2_MASK);
+
+ /* i82365SL-DF style */
+ if (socket->flags & YENTA_16BIT_POWER_DF) {
+ switch (state->Vcc) {
+ case 33:
+ reg |= I365_VCC_3V;
+ break;
+ case 50:
+ reg |= I365_VCC_5V;
+ break;
+ default:
+ reg = 0;
+ break;
+ }
+ switch (state->Vpp) {
+ case 33:
+ case 50:
+ reg |= I365_VPP1_5V;
+ break;
+ case 120:
+ reg |= I365_VPP1_12V;
+ break;
+ }
+ } else {
+ /* i82365SL-B style */
+ switch (state->Vcc) {
+ case 50:
+ reg |= I365_VCC_5V;
+ break;
+ default:
+ reg = 0;
+ break;
+ }
+ switch (state->Vpp) {
+ case 50:
+ reg |= I365_VPP1_5V | I365_VPP2_5V;
+ break;
+ case 120:
+ reg |= I365_VPP1_12V | I365_VPP2_12V;
+ break;
+ }
+ }
+
+ if (reg != old)
+ exca_writeb(socket, I365_POWER, reg);
+ } else {
+ u32 reg = 0; /* CB_SC_STPCLK? */
+ switch (state->Vcc) {
+ case 33:
+ reg = CB_SC_VCC_3V;
+ break;
+ case 50:
+ reg = CB_SC_VCC_5V;
+ break;
+ default:
+ reg = 0;
+ break;
+ }
+ switch (state->Vpp) {
+ case 33:
+ reg |= CB_SC_VPP_3V;
+ break;
+ case 50:
+ reg |= CB_SC_VPP_5V;
+ break;
+ case 120:
+ reg |= CB_SC_VPP_12V;
+ break;
+ }
+ if (reg != cb_readl(socket, CB_SOCKET_CONTROL))
+ cb_writel(socket, CB_SOCKET_CONTROL, reg);
+ }
+}
+
+static int yenta_set_socket(struct pcmcia_socket *sock, socket_state_t *state)
+{
+ struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
+ u16 bridge;
+
+ /* if powering down: do it immediately */
+ if (state->Vcc == 0)
+ yenta_set_power(socket, state);
+
+ socket->io_irq = state->io_irq;
+ bridge = config_readw(socket, CB_BRIDGE_CONTROL) & ~(CB_BRIDGE_CRST | CB_BRIDGE_INTR);
+ if (cb_readl(socket, CB_SOCKET_STATE) & CB_CBCARD) {
+ u8 intr;
+ bridge |= (state->flags & SS_RESET) ? CB_BRIDGE_CRST : 0;
+
+ /* ISA interrupt control? */
+ intr = exca_readb(socket, I365_INTCTL);
+ intr = (intr & ~0xf);
+ if (!socket->dev->irq) {
+ intr |= socket->cb_irq ? socket->cb_irq : state->io_irq;
+ bridge |= CB_BRIDGE_INTR;
+ }
+ exca_writeb(socket, I365_INTCTL, intr);
+ } else {
+ u8 reg;
+
+ reg = exca_readb(socket, I365_INTCTL) & (I365_RING_ENA | I365_INTR_ENA);
+ reg |= (state->flags & SS_RESET) ? 0 : I365_PC_RESET;
+ reg |= (state->flags & SS_IOCARD) ? I365_PC_IOCARD : 0;
+ if (state->io_irq != socket->dev->irq) {
+ reg |= state->io_irq;
+ bridge |= CB_BRIDGE_INTR;
+ }
+ exca_writeb(socket, I365_INTCTL, reg);
+
+ reg = exca_readb(socket, I365_POWER) & (I365_VCC_MASK|I365_VPP1_MASK);
+ reg |= I365_PWR_NORESET;
+ if (state->flags & SS_PWR_AUTO)
+ reg |= I365_PWR_AUTO;
+ if (state->flags & SS_OUTPUT_ENA)
+ reg |= I365_PWR_OUT;
+ if (exca_readb(socket, I365_POWER) != reg)
+ exca_writeb(socket, I365_POWER, reg);
+
+ /* CSC interrupt: no ISA irq for CSC */
+ reg = exca_readb(socket, I365_CSCINT);
+ reg &= I365_CSC_IRQ_MASK;
+ reg |= I365_CSC_DETECT;
+ if (state->flags & SS_IOCARD) {
+ if (state->csc_mask & SS_STSCHG)
+ reg |= I365_CSC_STSCHG;
+ } else {
+ if (state->csc_mask & SS_BATDEAD)
+ reg |= I365_CSC_BVD1;
+ if (state->csc_mask & SS_BATWARN)
+ reg |= I365_CSC_BVD2;
+ if (state->csc_mask & SS_READY)
+ reg |= I365_CSC_READY;
+ }
+ exca_writeb(socket, I365_CSCINT, reg);
+ exca_readb(socket, I365_CSC);
+ if (sock->zoom_video)
+ sock->zoom_video(sock, state->flags & SS_ZVCARD);
+ }
+ config_writew(socket, CB_BRIDGE_CONTROL, bridge);
+ /* Socket event mask: get card insert/remove events.. */
+ cb_writel(socket, CB_SOCKET_EVENT, -1);
+ cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK);
+
+ /* if powering up: do it as the last step when the socket is configured */
+ if (state->Vcc != 0)
+ yenta_set_power(socket, state);
+ return 0;
+}
+
+static int yenta_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
+{
+ struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
+ int map;
+ unsigned char ioctl, addr, enable;
+
+ map = io->map;
+
+ if (map > 1)
+ return -EINVAL;
+
+ enable = I365_ENA_IO(map);
+ addr = exca_readb(socket, I365_ADDRWIN);
+
+ /* Disable the window before changing it.. */
+ if (addr & enable) {
+ addr &= ~enable;
+ exca_writeb(socket, I365_ADDRWIN, addr);
+ }
+
+ exca_writew(socket, I365_IO(map)+I365_W_START, io->start);
+ exca_writew(socket, I365_IO(map)+I365_W_STOP, io->stop);
+
+ ioctl = exca_readb(socket, I365_IOCTL) & ~I365_IOCTL_MASK(map);
+ if (io->flags & MAP_0WS)
+ ioctl |= I365_IOCTL_0WS(map);
+ if (io->flags & MAP_16BIT)
+ ioctl |= I365_IOCTL_16BIT(map);
+ if (io->flags & MAP_AUTOSZ)
+ ioctl |= I365_IOCTL_IOCS16(map);
+ exca_writeb(socket, I365_IOCTL, ioctl);
+
+ if (io->flags & MAP_ACTIVE)
+ exca_writeb(socket, I365_ADDRWIN, addr | enable);
+ return 0;
+}
+
+static int yenta_set_mem_map(struct pcmcia_socket *sock, struct pccard_mem_map *mem)
+{
+ struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
+ struct pci_bus_region region;
+ int map;
+ unsigned char addr, enable;
+ unsigned int start, stop, card_start;
+ unsigned short word;
+
+ pcibios_resource_to_bus(socket->dev->bus, ®ion, mem->res);
+
+ map = mem->map;
+ start = region.start;
+ stop = region.end;
+ card_start = mem->card_start;
+
+ if (map > 4 || start > stop || ((start ^ stop) >> 24) ||
+ (card_start >> 26) || mem->speed > 1000)
+ return -EINVAL;
+
+ enable = I365_ENA_MEM(map);
+ addr = exca_readb(socket, I365_ADDRWIN);
+ if (addr & enable) {
+ addr &= ~enable;
+ exca_writeb(socket, I365_ADDRWIN, addr);
+ }
+
+ exca_writeb(socket, CB_MEM_PAGE(map), start >> 24);
+
+ word = (start >> 12) & 0x0fff;
+ if (mem->flags & MAP_16BIT)
+ word |= I365_MEM_16BIT;
+ if (mem->flags & MAP_0WS)
+ word |= I365_MEM_0WS;
+ exca_writew(socket, I365_MEM(map) + I365_W_START, word);
+
+ word = (stop >> 12) & 0x0fff;
+ switch (to_cycles(mem->speed)) {
+ case 0:
+ break;
+ case 1:
+ word |= I365_MEM_WS0;
+ break;
+ case 2:
+ word |= I365_MEM_WS1;
+ break;
+ default:
+ word |= I365_MEM_WS1 | I365_MEM_WS0;
+ break;
+ }
+ exca_writew(socket, I365_MEM(map) + I365_W_STOP, word);
+
+ word = ((card_start - start) >> 12) & 0x3fff;
+ if (mem->flags & MAP_WRPROT)
+ word |= I365_MEM_WRPROT;
+ if (mem->flags & MAP_ATTRIB)
+ word |= I365_MEM_REG;
+ exca_writew(socket, I365_MEM(map) + I365_W_OFF, word);
+
+ if (mem->flags & MAP_ACTIVE)
+ exca_writeb(socket, I365_ADDRWIN, addr | enable);
+ return 0;
+}
+
+
+
+static irqreturn_t yenta_interrupt(int irq, void *dev_id)
+{
+ unsigned int events;
+ struct yenta_socket *socket = (struct yenta_socket *) dev_id;
+ u8 csc;
+ u32 cb_event;
+
+ /* Clear interrupt status for the event */
+ cb_event = cb_readl(socket, CB_SOCKET_EVENT);
+ cb_writel(socket, CB_SOCKET_EVENT, cb_event);
+
+ csc = exca_readb(socket, I365_CSC);
+
+ if (!(cb_event || csc))
+ return IRQ_NONE;
+
+ events = (cb_event & (CB_CD1EVENT | CB_CD2EVENT)) ? SS_DETECT : 0 ;
+ events |= (csc & I365_CSC_DETECT) ? SS_DETECT : 0;
+ if (exca_readb(socket, I365_INTCTL) & I365_PC_IOCARD) {
+ events |= (csc & I365_CSC_STSCHG) ? SS_STSCHG : 0;
+ } else {
+ events |= (csc & I365_CSC_BVD1) ? SS_BATDEAD : 0;
+ events |= (csc & I365_CSC_BVD2) ? SS_BATWARN : 0;
+ events |= (csc & I365_CSC_READY) ? SS_READY : 0;
+ }
+
+ if (events)
+ pcmcia_parse_events(&socket->socket, events);
+
+ return IRQ_HANDLED;
+}
+
+static void yenta_interrupt_wrapper(unsigned long data)
+{
+ struct yenta_socket *socket = (struct yenta_socket *) data;
+
+ yenta_interrupt(0, (void *)socket);
+ socket->poll_timer.expires = jiffies + HZ;
+ add_timer(&socket->poll_timer);
+}
+
+static void yenta_clear_maps(struct yenta_socket *socket)
+{
+ int i;
+ struct resource res = { .start = 0, .end = 0x0fff };
+ pccard_io_map io = { 0, 0, 0, 0, 1 };
+ pccard_mem_map mem = { .res = &res, };
+
+ yenta_set_socket(&socket->socket, &dead_socket);
+ for (i = 0; i < 2; i++) {
+ io.map = i;
+ yenta_set_io_map(&socket->socket, &io);
+ }
+ for (i = 0; i < 5; i++) {
+ mem.map = i;
+ yenta_set_mem_map(&socket->socket, &mem);
+ }
+}
+
+/* redoes voltage interrogation if required */
+static void yenta_interrogate(struct yenta_socket *socket)
+{
+ u32 state;
+
+ state = cb_readl(socket, CB_SOCKET_STATE);
+ if (!(state & (CB_5VCARD | CB_3VCARD | CB_XVCARD | CB_YVCARD)) ||
+ (state & (CB_CDETECT1 | CB_CDETECT2 | CB_NOTACARD | CB_BADVCCREQ)) ||
+ ((state & (CB_16BITCARD | CB_CBCARD)) == (CB_16BITCARD | CB_CBCARD)))
+ cb_writel(socket, CB_SOCKET_FORCE, CB_CVSTEST);
+}
+
+/* Called at resume and initialization events */
+static int yenta_sock_init(struct pcmcia_socket *sock)
+{
+ struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
+
+ exca_writeb(socket, I365_GBLCTL, 0x00);
+ exca_writeb(socket, I365_GENCTL, 0x00);
+
+ /* Redo card voltage interrogation */
+ yenta_interrogate(socket);
+
+ yenta_clear_maps(socket);
+
+ if (socket->type && socket->type->sock_init)
+ socket->type->sock_init(socket);
+
+ /* Re-enable CSC interrupts */
+ cb_writel(socket, CB_SOCKET_MASK, CB_CDMASK);
+
+ return 0;
+}
+
+static int yenta_sock_suspend(struct pcmcia_socket *sock)
+{
+ struct yenta_socket *socket = container_of(sock, struct yenta_socket, socket);
+
+ /* Disable CSC interrupts */
+ cb_writel(socket, CB_SOCKET_MASK, 0x0);
+
+ return 0;
+}
+
+/*
+ * Use an adaptive allocation for the memory resource,
+ * sometimes the memory behind pci bridges is limited:
+ * 1/8 of the size of the io window of the parent.
+ * max 4 MB, min 16 kB. We try very hard to not get below
+ * the "ACC" values, though.
+ */
+#define BRIDGE_MEM_MAX (4*1024*1024)
+#define BRIDGE_MEM_ACC (128*1024)
+#define BRIDGE_MEM_MIN (16*1024)
+
+#define BRIDGE_IO_MAX 512
+#define BRIDGE_IO_ACC 256
+#define BRIDGE_IO_MIN 32
+
+#ifndef PCIBIOS_MIN_CARDBUS_IO
+#define PCIBIOS_MIN_CARDBUS_IO PCIBIOS_MIN_IO
+#endif
+
+static int yenta_search_one_res(struct resource *root, struct resource *res,
+ u32 min)
+{
+ u32 align, size, start, end;
+
+ if (res->flags & IORESOURCE_IO) {
+ align = 1024;
+ size = BRIDGE_IO_MAX;
+ start = PCIBIOS_MIN_CARDBUS_IO;
+ end = ~0U;
+ } else {
+ unsigned long avail = root->end - root->start;
+ int i;
+ size = BRIDGE_MEM_MAX;
+ if (size > avail/8) {
+ size = (avail+1)/8;
+ /* round size down to next power of 2 */
+ i = 0;
+ while ((size /= 2) != 0)
+ i++;
+ size = 1 << i;
+ }
+ if (size < min)
+ size = min;
+ align = size;
+ start = PCIBIOS_MIN_MEM;
+ end = ~0U;
+ }
+
+ do {
+ if (allocate_resource(root, res, size, start, end, align,
+ NULL, NULL) == 0) {
+ return 1;
+ }
+ size = size/2;
+ align = size;
+ } while (size >= min);
+
+ return 0;
+}
+
+
+static int yenta_search_res(struct yenta_socket *socket, struct resource *res,
+ u32 min)
+{
+ struct resource *root;
+ int i;
+
+ pci_bus_for_each_resource(socket->dev->bus, root, i) {
+ if (!root)
+ continue;
+
+ if ((res->flags ^ root->flags) &
+ (IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH))
+ continue; /* Wrong type */
+
+ if (yenta_search_one_res(root, res, min))
+ return 1;
+ }
+ return 0;
+}
+
+static int yenta_allocate_res(struct yenta_socket *socket, int nr, unsigned type, int addr_start, int addr_end)
+{
+ struct pci_dev *dev = socket->dev;
+ struct resource *res;
+ struct pci_bus_region region;
+ unsigned mask;
+
+ res = dev->resource + PCI_BRIDGE_RESOURCES + nr;
+ /* Already allocated? */
+ if (res->parent)
+ return 0;
+
+ /* The granularity of the memory limit is 4kB, on IO it's 4 bytes */
+ mask = ~0xfff;
+ if (type & IORESOURCE_IO)
+ mask = ~3;
+
+ res->name = dev->subordinate->name;
+ res->flags = type;
+
+ region.start = config_readl(socket, addr_start) & mask;
+ region.end = config_readl(socket, addr_end) | ~mask;
+ if (region.start && region.end > region.start && !override_bios) {
+ pcibios_bus_to_resource(dev->bus, res, ®ion);
+ if (pci_claim_resource(dev, PCI_BRIDGE_RESOURCES + nr) == 0)
+ return 0;
+ dev_printk(KERN_INFO, &dev->dev,
+ "Preassigned resource %d busy or not available, "
+ "reconfiguring...\n",
+ nr);
+ }
+
+ if (type & IORESOURCE_IO) {
+ if ((yenta_search_res(socket, res, BRIDGE_IO_MAX)) ||
+ (yenta_search_res(socket, res, BRIDGE_IO_ACC)) ||
+ (yenta_search_res(socket, res, BRIDGE_IO_MIN)))
+ return 1;
+ } else {
+ if (type & IORESOURCE_PREFETCH) {
+ if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_MIN)))
+ return 1;
+ /* Approximating prefetchable by non-prefetchable */
+ res->flags = IORESOURCE_MEM;
+ }
+ if ((yenta_search_res(socket, res, BRIDGE_MEM_MAX)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_ACC)) ||
+ (yenta_search_res(socket, res, BRIDGE_MEM_MIN)))
+ return 1;
+ }
+
+ dev_printk(KERN_INFO, &dev->dev,
+ "no resource of type %x available, trying to continue...\n",
+ type);
+ res->start = res->end = res->flags = 0;
+ return 0;
+}
+
+/*
+ * Allocate the bridge mappings for the device..
+ */
+static void yenta_allocate_resources(struct yenta_socket *socket)
+{
+ int program = 0;
+ program += yenta_allocate_res(socket, 0, IORESOURCE_IO,
+ PCI_CB_IO_BASE_0, PCI_CB_IO_LIMIT_0);
+ program += yenta_allocate_res(socket, 1, IORESOURCE_IO,
+ PCI_CB_IO_BASE_1, PCI_CB_IO_LIMIT_1);
+ program += yenta_allocate_res(socket, 2, IORESOURCE_MEM|IORESOURCE_PREFETCH,
+ PCI_CB_MEMORY_BASE_0, PCI_CB_MEMORY_LIMIT_0);
+ program += yenta_allocate_res(socket, 3, IORESOURCE_MEM,
+ PCI_CB_MEMORY_BASE_1, PCI_CB_MEMORY_LIMIT_1);
+ if (program)
+ pci_setup_cardbus(socket->dev->subordinate);
+}
+
+
+/*
+ * Free the bridge mappings for the device..
+ */
+static void yenta_free_resources(struct yenta_socket *socket)
+{
+ int i;
+ for (i = 0; i < 4; i++) {
+ struct resource *res;
+ res = socket->dev->resource + PCI_BRIDGE_RESOURCES + i;
+ if (res->start != 0 && res->end != 0)
+ release_resource(res);
+ res->start = res->end = res->flags = 0;
+ }
+}
+
+
+/*
+ * Close it down - release our resources and go home..
+ */
+static void yenta_close(struct pci_dev *dev)
+{
+ struct yenta_socket *sock = pci_get_drvdata(dev);
+
+ /* Remove the register attributes */
+ device_remove_file(&dev->dev, &dev_attr_yenta_registers);
+
+ /* we don't want a dying socket registered */
+ pcmcia_unregister_socket(&sock->socket);
+
+ /* Disable all events so we don't die in an IRQ storm */
+ cb_writel(sock, CB_SOCKET_MASK, 0x0);
+ exca_writeb(sock, I365_CSCINT, 0);
+
+ if (sock->cb_irq)
+ free_irq(sock->cb_irq, sock);
+ else
+ del_timer_sync(&sock->poll_timer);
+
+ if (sock->base)
+ iounmap(sock->base);
+ yenta_free_resources(sock);
+
+ pci_release_regions(dev);
+ pci_disable_device(dev);
+ pci_set_drvdata(dev, NULL);
+}
+
+
+static struct pccard_operations yenta_socket_operations = {
+ .init = yenta_sock_init,
+ .suspend = yenta_sock_suspend,
+ .get_status = yenta_get_status,
+ .set_socket = yenta_set_socket,
+ .set_io_map = yenta_set_io_map,
+ .set_mem_map = yenta_set_mem_map,
+};
+
+
+#ifdef CONFIG_YENTA_TI
+#include "ti113x.h"
+#endif
+#ifdef CONFIG_YENTA_RICOH
+#include "ricoh.h"
+#endif
+#ifdef CONFIG_YENTA_TOSHIBA
+#include "topic.h"
+#endif
+#ifdef CONFIG_YENTA_O2
+#include "o2micro.h"
+#endif
+
+enum {
+ CARDBUS_TYPE_DEFAULT = -1,
+ CARDBUS_TYPE_TI,
+ CARDBUS_TYPE_TI113X,
+ CARDBUS_TYPE_TI12XX,
+ CARDBUS_TYPE_TI1250,
+ CARDBUS_TYPE_RICOH,
+ CARDBUS_TYPE_TOPIC95,
+ CARDBUS_TYPE_TOPIC97,
+ CARDBUS_TYPE_O2MICRO,
+ CARDBUS_TYPE_ENE,
+};
+
+/*
+ * Different cardbus controllers have slightly different
+ * initialization sequences etc details. List them here..
+ */
+static struct cardbus_type cardbus_type[] = {
+#ifdef CONFIG_YENTA_TI
+ [CARDBUS_TYPE_TI] = {
+ .override = ti_override,
+ .save_state = ti_save_state,
+ .restore_state = ti_restore_state,
+ .sock_init = ti_init,
+ },
+ [CARDBUS_TYPE_TI113X] = {
+ .override = ti113x_override,
+ .save_state = ti_save_state,
+ .restore_state = ti_restore_state,
+ .sock_init = ti_init,
+ },
+ [CARDBUS_TYPE_TI12XX] = {
+ .override = ti12xx_override,
+ .save_state = ti_save_state,
+ .restore_state = ti_restore_state,
+ .sock_init = ti_init,
+ },
+ [CARDBUS_TYPE_TI1250] = {
+ .override = ti1250_override,
+ .save_state = ti_save_state,
+ .restore_state = ti_restore_state,
+ .sock_init = ti_init,
+ },
+ [CARDBUS_TYPE_ENE] = {
+ .override = ene_override,
+ .save_state = ti_save_state,
+ .restore_state = ti_restore_state,
+ .sock_init = ti_init,
+ },
+#endif
+#ifdef CONFIG_YENTA_RICOH
+ [CARDBUS_TYPE_RICOH] = {
+ .override = ricoh_override,
+ .save_state = ricoh_save_state,
+ .restore_state = ricoh_restore_state,
+ },
+#endif
+#ifdef CONFIG_YENTA_TOSHIBA
+ [CARDBUS_TYPE_TOPIC95] = {
+ .override = topic95_override,
+ },
+ [CARDBUS_TYPE_TOPIC97] = {
+ .override = topic97_override,
+ },
+#endif
+#ifdef CONFIG_YENTA_O2
+ [CARDBUS_TYPE_O2MICRO] = {
+ .override = o2micro_override,
+ .restore_state = o2micro_restore_state,
+ },
+#endif
+};
+
+
+static unsigned int yenta_probe_irq(struct yenta_socket *socket, u32 isa_irq_mask)
+{
+ int i;
+ unsigned long val;
+ u32 mask;
+ u8 reg;
+
+ /*
+ * Probe for usable interrupts using the force
+ * register to generate bogus card status events.
+ */
+ cb_writel(socket, CB_SOCKET_EVENT, -1);
+ cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
+ reg = exca_readb(socket, I365_CSCINT);
+ exca_writeb(socket, I365_CSCINT, 0);
+ val = probe_irq_on() & isa_irq_mask;
+ for (i = 1; i < 16; i++) {
+ if (!((val >> i) & 1))
+ continue;
+ exca_writeb(socket, I365_CSCINT, I365_CSC_STSCHG | (i << 4));
+ cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);
+ udelay(100);
+ cb_writel(socket, CB_SOCKET_EVENT, -1);
+ }
+ cb_writel(socket, CB_SOCKET_MASK, 0);
+ exca_writeb(socket, I365_CSCINT, reg);
+
+ mask = probe_irq_mask(val) & 0xffff;
+
+ return mask;
+}
+
+
+/*
+ * yenta PCI irq probing.
+ * currently only used in the TI/EnE initialization code
+ */
+#ifdef CONFIG_YENTA_TI
+
+/* interrupt handler, only used during probing */
+static irqreturn_t yenta_probe_handler(int irq, void *dev_id)
+{
+ struct yenta_socket *socket = (struct yenta_socket *) dev_id;
+ u8 csc;
+ u32 cb_event;
+
+ /* Clear interrupt status for the event */
+ cb_event = cb_readl(socket, CB_SOCKET_EVENT);
+ cb_writel(socket, CB_SOCKET_EVENT, -1);
+ csc = exca_readb(socket, I365_CSC);
+
+ if (cb_event || csc) {
+ socket->probe_status = 1;
+ return IRQ_HANDLED;
+ }
+
+ return IRQ_NONE;
+}
+
+/* probes the PCI interrupt, use only on override functions */
+static int yenta_probe_cb_irq(struct yenta_socket *socket)
+{
+ u8 reg = 0;
+
+ if (!socket->cb_irq)
+ return -1;
+
+ socket->probe_status = 0;
+
+ if (request_irq(socket->cb_irq, yenta_probe_handler, IRQF_SHARED, "yenta", socket)) {
+ dev_printk(KERN_WARNING, &socket->dev->dev,
+ "request_irq() in yenta_probe_cb_irq() failed!\n");
+ return -1;
+ }
+
+ /* generate interrupt, wait */
+ if (!socket->dev->irq)
+ reg = exca_readb(socket, I365_CSCINT);
+ exca_writeb(socket, I365_CSCINT, reg | I365_CSC_STSCHG);
+ cb_writel(socket, CB_SOCKET_EVENT, -1);
+ cb_writel(socket, CB_SOCKET_MASK, CB_CSTSMASK);
+ cb_writel(socket, CB_SOCKET_FORCE, CB_FCARDSTS);
+
+ msleep(100);
+
+ /* disable interrupts */
+ cb_writel(socket, CB_SOCKET_MASK, 0);
+ exca_writeb(socket, I365_CSCINT, reg);
+ cb_writel(socket, CB_SOCKET_EVENT, -1);
+ exca_readb(socket, I365_CSC);
+
+ free_irq(socket->cb_irq, socket);
+
+ return (int) socket->probe_status;
+}
+
+#endif /* CONFIG_YENTA_TI */
+
+
+/*
+ * Set static data that doesn't need re-initializing..
+ */
+static void yenta_get_socket_capabilities(struct yenta_socket *socket, u32 isa_irq_mask)
+{
+ socket->socket.pci_irq = socket->cb_irq;
+ if (isa_probe)
+ socket->socket.irq_mask = yenta_probe_irq(socket, isa_irq_mask);
+ else
+ socket->socket.irq_mask = 0;
+
+ dev_printk(KERN_INFO, &socket->dev->dev,
+ "ISA IRQ mask 0x%04x, PCI irq %d\n",
+ socket->socket.irq_mask, socket->cb_irq);
+}
+
+/*
+ * Initialize the standard cardbus registers
+ */
+static void yenta_config_init(struct yenta_socket *socket)
+{
+ u16 bridge;
+ struct pci_dev *dev = socket->dev;
+ struct pci_bus_region region;
+
+ pcibios_resource_to_bus(socket->dev->bus, ®ion, &dev->resource[0]);
+
+ config_writel(socket, CB_LEGACY_MODE_BASE, 0);
+ config_writel(socket, PCI_BASE_ADDRESS_0, region.start);
+ config_writew(socket, PCI_COMMAND,
+ PCI_COMMAND_IO |
+ PCI_COMMAND_MEMORY |
+ PCI_COMMAND_MASTER |
+ PCI_COMMAND_WAIT);
+
+ /* MAGIC NUMBERS! Fixme */
+ config_writeb(socket, PCI_CACHE_LINE_SIZE, L1_CACHE_BYTES / 4);
+ config_writeb(socket, PCI_LATENCY_TIMER, 168);
+ config_writel(socket, PCI_PRIMARY_BUS,
+ (176 << 24) | /* sec. latency timer */
+ ((unsigned int)dev->subordinate->busn_res.end << 16) | /* subordinate bus */
+ ((unsigned int)dev->subordinate->busn_res.start << 8) | /* secondary bus */
+ dev->subordinate->primary); /* primary bus */
+
+ /*
+ * Set up the bridging state:
+ * - enable write posting.
+ * - memory window 0 prefetchable, window 1 non-prefetchable
+ * - PCI interrupts enabled if a PCI interrupt exists..
+ */
+ bridge = config_readw(socket, CB_BRIDGE_CONTROL);
+ bridge &= ~(CB_BRIDGE_CRST | CB_BRIDGE_PREFETCH1 | CB_BRIDGE_ISAEN | CB_BRIDGE_VGAEN);
+ bridge |= CB_BRIDGE_PREFETCH0 | CB_BRIDGE_POSTEN;
+ config_writew(socket, CB_BRIDGE_CONTROL, bridge);
+}
+
+/**
+ * yenta_fixup_parent_bridge - Fix subordinate bus# of the parent bridge
+ * @cardbus_bridge: The PCI bus which the CardBus bridge bridges to
+ *
+ * Checks if devices on the bus which the CardBus bridge bridges to would be
+ * invisible during PCI scans because of a misconfigured subordinate number
+ * of the parent brige - some BIOSes seem to be too lazy to set it right.
+ * Does the fixup carefully by checking how far it can go without conflicts.
+ * See http://bugzilla.kernel.org/show_bug.cgi?id=2944 for more information.
+ */
+static void yenta_fixup_parent_bridge(struct pci_bus *cardbus_bridge)
+{
+ struct pci_bus *sibling;
+ unsigned char upper_limit;
+ /*
+ * We only check and fix the parent bridge: All systems which need
+ * this fixup that have been reviewed are laptops and the only bridge
+ * which needed fixing was the parent bridge of the CardBus bridge:
+ */
+ struct pci_bus *bridge_to_fix = cardbus_bridge->parent;
+
+ /* Check bus numbers are already set up correctly: */
+ if (bridge_to_fix->busn_res.end >= cardbus_bridge->busn_res.end)
+ return; /* The subordinate number is ok, nothing to do */
+
+ if (!bridge_to_fix->parent)
+ return; /* Root bridges are ok */
+
+ /* stay within the limits of the bus range of the parent: */
+ upper_limit = bridge_to_fix->parent->busn_res.end;
+
+ /* check the bus ranges of all sibling bridges to prevent overlap */
+ list_for_each_entry(sibling, &bridge_to_fix->parent->children,
+ node) {
+ /*
+ * If the sibling has a higher secondary bus number
+ * and it's secondary is equal or smaller than our
+ * current upper limit, set the new upper limit to
+ * the bus number below the sibling's range:
+ */
+ if (sibling->busn_res.start > bridge_to_fix->busn_res.end
+ && sibling->busn_res.start <= upper_limit)
+ upper_limit = sibling->busn_res.start - 1;
+ }
+
+ /* Show that the wanted subordinate number is not possible: */
+ if (cardbus_bridge->busn_res.end > upper_limit)
+ dev_printk(KERN_WARNING, &cardbus_bridge->dev,
+ "Upper limit for fixing this "
+ "bridge's parent bridge: #%02x\n", upper_limit);
+
+ /* If we have room to increase the bridge's subordinate number, */
+ if (bridge_to_fix->busn_res.end < upper_limit) {
+
+ /* use the highest number of the hidden bus, within limits */
+ unsigned char subordinate_to_assign =
+ min_t(int, cardbus_bridge->busn_res.end, upper_limit);
+
+ dev_printk(KERN_INFO, &bridge_to_fix->dev,
+ "Raising subordinate bus# of parent "
+ "bus (#%02x) from #%02x to #%02x\n",
+ bridge_to_fix->number,
+ (int)bridge_to_fix->busn_res.end, subordinate_to_assign);
+
+ /* Save the new subordinate in the bus struct of the bridge */
+ bridge_to_fix->busn_res.end = subordinate_to_assign;
+
+ /* and update the PCI config space with the new subordinate */
+ pci_write_config_byte(bridge_to_fix->self,
+ PCI_SUBORDINATE_BUS, bridge_to_fix->busn_res.end);
+ }
+}
+
+/*
+ * Initialize a cardbus controller. Make sure we have a usable
+ * interrupt, and that we can map the cardbus area. Fill in the
+ * socket information structure..
+ */
+static int yenta_probe(struct pci_dev *dev, const struct pci_device_id *id)
+{
+ struct yenta_socket *socket;
+ int ret;
+
+ /*
+ * If we failed to assign proper bus numbers for this cardbus
+ * controller during PCI probe, its subordinate pci_bus is NULL.
+ * Bail out if so.
+ */
+ if (!dev->subordinate) {
+ dev_printk(KERN_ERR, &dev->dev, "no bus associated! "
+ "(try 'pci=assign-busses')\n");
+ return -ENODEV;
+ }
+
+ socket = kzalloc(sizeof(struct yenta_socket), GFP_KERNEL);
+ if (!socket)
+ return -ENOMEM;
+
+ /* prepare pcmcia_socket */
+ socket->socket.ops = ¥ta_socket_operations;
+ socket->socket.resource_ops = &pccard_nonstatic_ops;
+ socket->socket.dev.parent = &dev->dev;
+ socket->socket.driver_data = socket;
+ socket->socket.owner = THIS_MODULE;
+ socket->socket.features = SS_CAP_PAGE_REGS | SS_CAP_PCCARD;
+ socket->socket.map_size = 0x1000;
+ socket->socket.cb_dev = dev;
+
+ /* prepare struct yenta_socket */
+ socket->dev = dev;
+ pci_set_drvdata(dev, socket);
+
+ /*
+ * Do some basic sanity checking..
+ */
+ if (pci_enable_device(dev)) {
+ ret = -EBUSY;
+ goto free;
+ }
+
+ ret = pci_request_regions(dev, "yenta_socket");
+ if (ret)
+ goto disable;
+
+ if (!pci_resource_start(dev, 0)) {
+ dev_printk(KERN_ERR, &dev->dev, "No cardbus resource!\n");
+ ret = -ENODEV;
+ goto release;
+ }
+
+ /*
+ * Ok, start setup.. Map the cardbus registers,
+ * and request the IRQ.
+ */
+ socket->base = ioremap(pci_resource_start(dev, 0), 0x1000);
+ if (!socket->base) {
+ ret = -ENOMEM;
+ goto release;
+ }
+
+ /*
+ * report the subsystem vendor and device for help debugging
+ * the irq stuff...
+ */
+ dev_printk(KERN_INFO, &dev->dev, "CardBus bridge found [%04x:%04x]\n",
+ dev->subsystem_vendor, dev->subsystem_device);
+
+ yenta_config_init(socket);
+
+ /* Disable all events */
+ cb_writel(socket, CB_SOCKET_MASK, 0x0);
+
+ /* Set up the bridge regions.. */
+ yenta_allocate_resources(socket);
+
+ socket->cb_irq = dev->irq;
+
+ /* Do we have special options for the device? */
+ if (id->driver_data != CARDBUS_TYPE_DEFAULT &&
+ id->driver_data < ARRAY_SIZE(cardbus_type)) {
+ socket->type = &cardbus_type[id->driver_data];
+
+ ret = socket->type->override(socket);
+ if (ret < 0)
+ goto unmap;
+ }
+
+ /* We must finish initialization here */
+
+ if (!socket->cb_irq || request_irq(socket->cb_irq, yenta_interrupt, IRQF_SHARED, "yenta", socket)) {
+ /* No IRQ or request_irq failed. Poll */
+ socket->cb_irq = 0; /* But zero is a valid IRQ number. */
+ setup_timer(&socket->poll_timer, yenta_interrupt_wrapper,
+ (unsigned long)socket);
+ mod_timer(&socket->poll_timer, jiffies + HZ);
+ dev_printk(KERN_INFO, &dev->dev,
+ "no PCI IRQ, CardBus support disabled for this "
+ "socket.\n");
+ dev_printk(KERN_INFO, &dev->dev,
+ "check your BIOS CardBus, BIOS IRQ or ACPI "
+ "settings.\n");
+ } else {
+ socket->socket.features |= SS_CAP_CARDBUS;
+ }
+
+ /* Figure out what the dang thing can do for the PCMCIA layer... */
+ yenta_interrogate(socket);
+ yenta_get_socket_capabilities(socket, isa_interrupts);
+ dev_printk(KERN_INFO, &dev->dev,
+ "Socket status: %08x\n", cb_readl(socket, CB_SOCKET_STATE));
+
+ yenta_fixup_parent_bridge(dev->subordinate);
+
+ /* Register it with the pcmcia layer.. */
+ ret = pcmcia_register_socket(&socket->socket);
+ if (ret == 0) {
+ /* Add the yenta register attributes */
+ ret = device_create_file(&dev->dev, &dev_attr_yenta_registers);
+ if (ret == 0)
+ goto out;
+
+ /* error path... */
+ pcmcia_unregister_socket(&socket->socket);
+ }
+
+ unmap:
+ iounmap(socket->base);
+ release:
+ pci_release_regions(dev);
+ disable:
+ pci_disable_device(dev);
+ free:
+ kfree(socket);
+ out:
+ return ret;
+}
+
+#ifdef CONFIG_PM
+static int yenta_dev_suspend_noirq(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct yenta_socket *socket = pci_get_drvdata(pdev);
+
+ if (!socket)
+ return 0;
+
+ if (socket->type && socket->type->save_state)
+ socket->type->save_state(socket);
+
+ pci_save_state(pdev);
+ pci_read_config_dword(pdev, 16*4, &socket->saved_state[0]);
+ pci_read_config_dword(pdev, 17*4, &socket->saved_state[1]);
+ pci_disable_device(pdev);
+
+ return 0;
+}
+
+static int yenta_dev_resume_noirq(struct device *dev)
+{
+ struct pci_dev *pdev = to_pci_dev(dev);
+ struct yenta_socket *socket = pci_get_drvdata(pdev);
+ int ret;
+
+ if (!socket)
+ return 0;
+
+ pci_write_config_dword(pdev, 16*4, socket->saved_state[0]);
+ pci_write_config_dword(pdev, 17*4, socket->saved_state[1]);
+
+ ret = pci_enable_device(pdev);
+ if (ret)
+ return ret;
+
+ pci_set_master(pdev);
+
+ if (socket->type && socket->type->restore_state)
+ socket->type->restore_state(socket);
+
+ return 0;
+}
+
+static const struct dev_pm_ops yenta_pm_ops = {
+ .suspend_noirq = yenta_dev_suspend_noirq,
+ .resume_noirq = yenta_dev_resume_noirq,
+ .freeze_noirq = yenta_dev_suspend_noirq,
+ .thaw_noirq = yenta_dev_resume_noirq,
+ .poweroff_noirq = yenta_dev_suspend_noirq,
+ .restore_noirq = yenta_dev_resume_noirq,
+};
+
+#define YENTA_PM_OPS (¥ta_pm_ops)
+#else
+#define YENTA_PM_OPS NULL
+#endif
+
+#define CB_ID(vend, dev, type) \
+ { \
+ .vendor = vend, \
+ .device = dev, \
+ .subvendor = PCI_ANY_ID, \
+ .subdevice = PCI_ANY_ID, \
+ .class = PCI_CLASS_BRIDGE_CARDBUS << 8, \
+ .class_mask = ~0, \
+ .driver_data = CARDBUS_TYPE_##type, \
+ }
+
+static const struct pci_device_id yenta_table[] = {
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1031, TI),
+
+ /*
+ * TBD: Check if these TI variants can use more
+ * advanced overrides instead. (I can't get the
+ * data sheets for these devices. --rmk)
+ */
+#ifdef CONFIG_YENTA_TI
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1210, TI),
+
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1130, TI113X),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1131, TI113X),
+
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1211, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1220, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1221, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1225, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251A, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1251B, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1420, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1450, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1451A, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1510, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1520, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1620, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4410, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4450, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4451, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4510, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_4520, TI12XX),
+
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1250, TI1250),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_1410, TI1250),
+
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX21_XX11, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X515, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XX12, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X420, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_X620, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7410, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7510, TI12XX),
+ CB_ID(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_7610, TI12XX),
+
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_710, ENE),
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_712, ENE),
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_720, ENE),
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_722, ENE),
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1211, ENE),
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1225, ENE),
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1410, ENE),
+ CB_ID(PCI_VENDOR_ID_ENE, PCI_DEVICE_ID_ENE_1420, ENE),
+#endif /* CONFIG_YENTA_TI */
+
+#ifdef CONFIG_YENTA_RICOH
+ CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C465, RICOH),
+ CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C466, RICOH),
+ CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C475, RICOH),
+ CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C476, RICOH),
+ CB_ID(PCI_VENDOR_ID_RICOH, PCI_DEVICE_ID_RICOH_RL5C478, RICOH),
+#endif
+
+#ifdef CONFIG_YENTA_TOSHIBA
+ CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC95, TOPIC95),
+ CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC97, TOPIC97),
+ CB_ID(PCI_VENDOR_ID_TOSHIBA, PCI_DEVICE_ID_TOSHIBA_TOPIC100, TOPIC97),
+#endif
+
+#ifdef CONFIG_YENTA_O2
+ CB_ID(PCI_VENDOR_ID_O2, PCI_ANY_ID, O2MICRO),
+#endif
+
+ /* match any cardbus bridge */
+ CB_ID(PCI_ANY_ID, PCI_ANY_ID, DEFAULT),
+ { /* all zeroes */ }
+};
+MODULE_DEVICE_TABLE(pci, yenta_table);
+
+
+static struct pci_driver yenta_cardbus_driver = {
+ .name = "yenta_cardbus",
+ .id_table = yenta_table,
+ .probe = yenta_probe,
+ .remove = yenta_close,
+ .driver.pm = YENTA_PM_OPS,
+};
+
+module_pci_driver(yenta_cardbus_driver);
+
+MODULE_LICENSE("GPL");
Code Review / kvmfornfv.git / blobdiff