diff options
author | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-30 15:36:52 -0700 |
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committer | Linus Torvalds <torvalds@g5.osdl.org> | 2006-06-30 15:36:52 -0700 |
commit | 39302175c26d74be35715c05a0f342c9e64c21bf (patch) | |
tree | dcb582a16276592f09a1def1e9c296c2c6a437a9 | |
parent | 1cfef5ed631dedc55ca3c57a5fcfd01c77db3b59 (diff) | |
parent | 4b7a89a3c1cf545b03470416aa821fc2ff826b91 (diff) | |
download | linux-3.10-39302175c26d74be35715c05a0f342c9e64c21bf.tar.gz linux-3.10-39302175c26d74be35715c05a0f342c9e64c21bf.tar.bz2 linux-3.10-39302175c26d74be35715c05a0f342c9e64c21bf.zip |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6/
* git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6/:
[PATCH] pcmcia: fix deadlock in pcmcia_parse_events
[PATCH] com20020_cs: more device support
[PATCH] au1xxx: pcmcia: fix __init called from non-init
[PATCH] kill open-coded offsetof in cm4000_cs.c ZERO_DEV()
[PATCH] pcmcia: convert pcmcia_cs to kthread
[PATCH] pcmcia: fix kernel-doc function name
[PATCH] pcmcia: hostap_cs.c - 0xc00f,0x0000 conflicts with pcnet_cs
[PATCH] pcmcia: at91_cf suspend/resume/wakeup
[PATCH] pcmcia: Make ide_cs work with the memory space of CF-Cards if IO space is not available
[PATCH] pcmcia: TI PCIxx12 CardBus controller support
[PATCH] pcmcia: warn if driver requests exclusive, but gets a shared IRQ
[PATCH] pcmcia: expose tool in pcmcia/Documentation/pcmcia/
[PATCH] pcmcia: another ID for serial_cs.c
[PATCH] yenta: fix hidden PCI bus numbers
[PATCH] yenta: do power-up only after socket is configured
-rw-r--r-- | Documentation/pcmcia/crc32hash.c | 32 | ||||
-rw-r--r-- | Documentation/pcmcia/devicetable.txt | 36 | ||||
-rw-r--r-- | drivers/char/pcmcia/cm4000_cs.c | 7 | ||||
-rw-r--r-- | drivers/ide/legacy/ide-cs.c | 81 | ||||
-rw-r--r-- | drivers/net/pcmcia/com20020_cs.c | 5 | ||||
-rw-r--r-- | drivers/net/wireless/hostap/hostap_cs.c | 2 | ||||
-rw-r--r-- | drivers/pcmcia/at91_cf.c | 75 | ||||
-rw-r--r-- | drivers/pcmcia/au1000_db1x00.c | 2 | ||||
-rw-r--r-- | drivers/pcmcia/cs.c | 29 | ||||
-rw-r--r-- | drivers/pcmcia/pcmcia_resource.c | 27 | ||||
-rw-r--r-- | drivers/pcmcia/ti113x.h | 1 | ||||
-rw-r--r-- | drivers/pcmcia/yenta_socket.c | 83 | ||||
-rw-r--r-- | drivers/serial/serial_cs.c | 1 | ||||
-rw-r--r-- | include/linux/pci_ids.h | 1 |
14 files changed, 291 insertions, 91 deletions
diff --git a/Documentation/pcmcia/crc32hash.c b/Documentation/pcmcia/crc32hash.c new file mode 100644 index 00000000000..cbc36d299af --- /dev/null +++ b/Documentation/pcmcia/crc32hash.c @@ -0,0 +1,32 @@ +/* crc32hash.c - derived from linux/lib/crc32.c, GNU GPL v2 */ +/* Usage example: +$ ./crc32hash "Dual Speed" +*/ + +#include <string.h> +#include <stdio.h> +#include <ctype.h> +#include <stdlib.h> + +unsigned int crc32(unsigned char const *p, unsigned int len) +{ + int i; + unsigned int crc = 0; + while (len--) { + crc ^= *p++; + for (i = 0; i < 8; i++) + crc = (crc >> 1) ^ ((crc & 1) ? 0xedb88320 : 0); + } + return crc; +} + +int main(int argc, char **argv) { + unsigned int result; + if (argc != 2) { + printf("no string passed as argument\n"); + return -1; + } + result = crc32(argv[1], strlen(argv[1])); + printf("0x%x\n", result); + return 0; +} diff --git a/Documentation/pcmcia/devicetable.txt b/Documentation/pcmcia/devicetable.txt index 3351c035514..199afd100cf 100644 --- a/Documentation/pcmcia/devicetable.txt +++ b/Documentation/pcmcia/devicetable.txt @@ -27,37 +27,7 @@ pcmcia:m0149cC1ABf06pfn00fn00pa725B842DpbF1EFEE84pc0877B627pd00000000 The hex value after "pa" is the hash of product ID string 1, after "pb" for string 2 and so on. -Alternatively, you can use this small tool to determine the crc32 hash. -simply pass the string you want to evaluate as argument to this program, -e.g. +Alternatively, you can use crc32hash (see Documentation/pcmcia/crc32hash.c) +to determine the crc32 hash. Simply pass the string you want to evaluate +as argument to this program, e.g.: $ ./crc32hash "Dual Speed" - -------------------------------------------------------------------------- -/* crc32hash.c - derived from linux/lib/crc32.c, GNU GPL v2 */ -#include <string.h> -#include <stdio.h> -#include <ctype.h> -#include <stdlib.h> - -unsigned int crc32(unsigned char const *p, unsigned int len) -{ - int i; - unsigned int crc = 0; - while (len--) { - crc ^= *p++; - for (i = 0; i < 8; i++) - crc = (crc >> 1) ^ ((crc & 1) ? 0xedb88320 : 0); - } - return crc; -} - -int main(int argc, char **argv) { - unsigned int result; - if (argc != 2) { - printf("no string passed as argument\n"); - return -1; - } - result = crc32(argv[1], strlen(argv[1])); - printf("0x%x\n", result); - return 0; -} diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c index eab5394da66..31c8a21f9d8 100644 --- a/drivers/char/pcmcia/cm4000_cs.c +++ b/drivers/char/pcmcia/cm4000_cs.c @@ -149,12 +149,7 @@ struct cm4000_dev { #define ZERO_DEV(dev) \ memset(&dev->atr_csum,0, \ sizeof(struct cm4000_dev) - \ - /*link*/ sizeof(struct pcmcia_device *) - \ - /*node*/ sizeof(dev_node_t) - \ - /*atr*/ MAX_ATR*sizeof(char) - \ - /*rbuf*/ 512*sizeof(char) - \ - /*sbuf*/ 512*sizeof(char) - \ - /*queue*/ 4*sizeof(wait_queue_head_t)) + offsetof(struct cm4000_dev, atr_csum)) static struct pcmcia_device *dev_table[CM4000_MAX_DEV]; static struct class *cmm_class; diff --git a/drivers/ide/legacy/ide-cs.c b/drivers/ide/legacy/ide-cs.c index 602797a4420..b7e459e4f28 100644 --- a/drivers/ide/legacy/ide-cs.c +++ b/drivers/ide/legacy/ide-cs.c @@ -146,7 +146,16 @@ static void ide_detach(struct pcmcia_device *link) kfree(link->priv); } /* ide_detach */ -static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq, struct pcmcia_device *handle) +static void idecs_mmio_fixup(ide_hwif_t *hwif) +{ + default_hwif_mmiops(hwif); + hwif->mmio = 2; + + ide_undecoded_slave(hwif); +} + +static int idecs_register(unsigned long io, unsigned long ctl, + unsigned long irq, struct pcmcia_device *handle, int is_mmio) { hw_regs_t hw; memset(&hw, 0, sizeof(hw)); @@ -154,7 +163,19 @@ static int idecs_register(unsigned long io, unsigned long ctl, unsigned long irq hw.irq = irq; hw.chipset = ide_pci; hw.dev = &handle->dev; - return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave); + + if(is_mmio) + return ide_register_hw_with_fixup(&hw, NULL, idecs_mmio_fixup); + else + return ide_register_hw_with_fixup(&hw, NULL, ide_undecoded_slave); +} + +void outb_io(unsigned char value, unsigned long port) { + outb(value, port); +} + +void outb_mem(unsigned char value, unsigned long port) { + writeb(value, (void __iomem *) port); } /*====================================================================== @@ -180,7 +201,8 @@ static int ide_config(struct pcmcia_device *link) } *stk = NULL; cistpl_cftable_entry_t *cfg; int i, pass, last_ret = 0, last_fn = 0, hd, is_kme = 0; - unsigned long io_base, ctl_base; + unsigned long io_base, ctl_base, is_mmio, try_slave; + void (*my_outb)(unsigned char, unsigned long); DEBUG(0, "ide_config(0x%p)\n", link); @@ -210,7 +232,7 @@ static int ide_config(struct pcmcia_device *link) /* Not sure if this is right... look up the current Vcc */ CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &stk->conf)); - pass = io_base = ctl_base = 0; + pass = io_base = ctl_base = is_mmio = try_slave = 0; tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; tuple.Attributes = 0; CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple)); @@ -258,11 +280,45 @@ static int ide_config(struct pcmcia_device *link) goto next_entry; io_base = link->io.BasePort1; ctl_base = link->io.BasePort1 + 0x0e; + + if (io->win[0].len >= 0x20) + try_slave = 1; + } else goto next_entry; /* If we've got this far, we're done */ break; } + if ((cfg->mem.nwin > 0) || (stk->dflt.mem.nwin > 0)) { + win_req_t req; + memreq_t map; + cistpl_mem_t *mem = (cfg->mem.nwin) ? &cfg->mem : &stk->dflt.mem; + + if (mem->win[0].len < 16) + goto next_entry; + + req.Attributes = WIN_DATA_WIDTH_16|WIN_MEMORY_TYPE_CM; + req.Attributes |= WIN_ENABLE; + req.Base = mem->win[0].host_addr; + req.Size = 0; + + req.AccessSpeed = 0; + if (pcmcia_request_window(&link, &req, &link->win) != 0) + goto next_entry; + map.Page = 0; map.CardOffset = mem->win[0].card_addr; + if (pcmcia_map_mem_page(link->win, &map) != 0) + goto next_entry; + + io_base = (unsigned long) ioremap(req.Base, req.Size); + ctl_base = io_base + 0x0e; + is_mmio = 1; + + if (mem->win[0].len >= 0x20) + try_slave = 1; + + break; + } + next_entry: if (cfg->flags & CISTPL_CFTABLE_DEFAULT) memcpy(&stk->dflt, cfg, sizeof(stk->dflt)); @@ -278,21 +334,26 @@ static int ide_config(struct pcmcia_device *link) CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq)); CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf)); + if(is_mmio) + my_outb = outb_mem; + else + my_outb = outb_io; + /* disable drive interrupts during IDE probe */ - outb(0x02, ctl_base); + my_outb(0x02, ctl_base); /* special setup for KXLC005 card */ if (is_kme) - outb(0x81, ctl_base+1); + my_outb(0x81, ctl_base+1); /* retry registration in case device is still spinning up */ for (hd = -1, i = 0; i < 10; i++) { - hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link); + hd = idecs_register(io_base, ctl_base, link->irq.AssignedIRQ, link, is_mmio); if (hd >= 0) break; - if (link->io.NumPorts1 == 0x20) { - outb(0x02, ctl_base + 0x10); + if (try_slave) { + my_outb(0x02, ctl_base + 0x10); hd = idecs_register(io_base + 0x10, ctl_base + 0x10, - link->irq.AssignedIRQ, link); + link->irq.AssignedIRQ, link, is_mmio); if (hd >= 0) { io_base += 0x10; ctl_base += 0x10; diff --git a/drivers/net/pcmcia/com20020_cs.c b/drivers/net/pcmcia/com20020_cs.c index 441de824ab6..48434d7924e 100644 --- a/drivers/net/pcmcia/com20020_cs.c +++ b/drivers/net/pcmcia/com20020_cs.c @@ -387,7 +387,10 @@ static int com20020_resume(struct pcmcia_device *link) } static struct pcmcia_device_id com20020_ids[] = { - PCMCIA_DEVICE_PROD_ID12("Contemporary Control Systems, Inc.", "PCM20 Arcnet Adapter", 0x59991666, 0x95dfffaf), + PCMCIA_DEVICE_PROD_ID12("Contemporary Control Systems, Inc.", + "PCM20 Arcnet Adapter", 0x59991666, 0x95dfffaf), + PCMCIA_DEVICE_PROD_ID12("SoHard AG", + "SH ARC PCMCIA", 0xf8991729, 0x69dff0c7), PCMCIA_DEVICE_NULL }; MODULE_DEVICE_TABLE(pcmcia, com20020_ids); diff --git a/drivers/net/wireless/hostap/hostap_cs.c b/drivers/net/wireless/hostap/hostap_cs.c index db03dc2646d..fbb41893ee8 100644 --- a/drivers/net/wireless/hostap/hostap_cs.c +++ b/drivers/net/wireless/hostap/hostap_cs.c @@ -844,7 +844,7 @@ static struct pcmcia_device_id hostap_cs_ids[] = { PCMCIA_DEVICE_MANF_CARD(0x02d2, 0x0001), PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x0001), PCMCIA_DEVICE_MANF_CARD(0x50c2, 0x7300), - PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000), +/* PCMCIA_DEVICE_MANF_CARD(0xc00f, 0x0000), conflict with pcnet_cs */ PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0002), PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0005), PCMCIA_DEVICE_MANF_CARD(0xd601, 0x0010), diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c index a4d50940ebe..5256342e853 100644 --- a/drivers/pcmcia/at91_cf.c +++ b/drivers/pcmcia/at91_cf.c @@ -214,11 +214,10 @@ static struct pccard_operations at91_cf_ops = { /*--------------------------------------------------------------------------*/ -static int __init at91_cf_probe(struct device *dev) +static int __init at91_cf_probe(struct platform_device *pdev) { struct at91_cf_socket *cf; - struct at91_cf_data *board = dev->platform_data; - struct platform_device *pdev = to_platform_device(dev); + struct at91_cf_data *board = pdev->dev.platform_data; struct resource *io; unsigned int csa; int status; @@ -236,7 +235,7 @@ static int __init at91_cf_probe(struct device *dev) cf->board = board; cf->pdev = pdev; - dev_set_drvdata(dev, cf); + platform_set_drvdata(pdev, cf); /* CF takes over CS4, CS5, CS6 */ csa = at91_sys_read(AT91_EBI_CSA); @@ -271,6 +270,7 @@ static int __init at91_cf_probe(struct device *dev) SA_SAMPLE_RANDOM, driver_name, cf); if (status < 0) goto fail0; + device_init_wakeup(&pdev->dev, 1); /* * The card driver will request this irq later as needed. @@ -301,7 +301,7 @@ static int __init at91_cf_probe(struct device *dev) board->det_pin, board->irq_pin); cf->socket.owner = THIS_MODULE; - cf->socket.dev.dev = dev; + cf->socket.dev.dev = &pdev->dev; cf->socket.ops = &at91_cf_ops; cf->socket.resource_ops = &pccard_static_ops; cf->socket.features = SS_CAP_PCCARD | SS_CAP_STATIC_MAP @@ -323,21 +323,25 @@ fail1: free_irq(board->irq_pin, cf); fail0a: free_irq(board->det_pin, cf); + device_init_wakeup(&pdev->dev, 0); fail0: at91_sys_write(AT91_EBI_CSA, csa); kfree(cf); return status; } -static int __exit at91_cf_remove(struct device *dev) +static int __exit at91_cf_remove(struct platform_device *pdev) { - struct at91_cf_socket *cf = dev_get_drvdata(dev); + struct at91_cf_socket *cf = platform_get_drvdata(pdev); + struct at91_cf_data *board = cf->board; struct resource *io = cf->socket.io[0].res; unsigned int csa; pcmcia_unregister_socket(&cf->socket); - free_irq(cf->board->irq_pin, cf); - free_irq(cf->board->det_pin, cf); + if (board->irq_pin) + free_irq(board->irq_pin, cf); + free_irq(board->det_pin, cf); + device_init_wakeup(&pdev->dev, 0); iounmap((void __iomem *) cf->socket.io_offset); release_mem_region(io->start, io->end + 1 - io->start); @@ -348,26 +352,65 @@ static int __exit at91_cf_remove(struct device *dev) return 0; } -static struct device_driver at91_cf_driver = { - .name = (char *) driver_name, - .bus = &platform_bus_type, +#ifdef CONFIG_PM + +static int at91_cf_suspend(struct platform_device *pdev, pm_message_t mesg) +{ + struct at91_cf_socket *cf = platform_get_drvdata(pdev); + struct at91_cf_data *board = cf->board; + + pcmcia_socket_dev_suspend(&pdev->dev, mesg); + if (device_may_wakeup(&pdev->dev)) + enable_irq_wake(board->det_pin); + else { + disable_irq_wake(board->det_pin); + disable_irq(board->det_pin); + } + if (board->irq_pin) + disable_irq(board->irq_pin); + return 0; +} + +static int at91_cf_resume(struct platform_device *pdev) +{ + struct at91_cf_socket *cf = platform_get_drvdata(pdev); + struct at91_cf_data *board = cf->board; + + if (board->irq_pin) + enable_irq(board->irq_pin); + if (!device_may_wakeup(&pdev->dev)) + enable_irq(board->det_pin); + pcmcia_socket_dev_resume(&pdev->dev); + return 0; +} + +#else +#define at91_cf_suspend NULL +#define at91_cf_resume NULL +#endif + +static struct platform_driver at91_cf_driver = { + .driver = { + .name = (char *) driver_name, + .owner = THIS_MODULE, + }, .probe = at91_cf_probe, .remove = __exit_p(at91_cf_remove), - .suspend = pcmcia_socket_dev_suspend, - .resume = pcmcia_socket_dev_resume, + .suspend = at91_cf_suspend, + .resume = at91_cf_resume, }; /*--------------------------------------------------------------------------*/ static int __init at91_cf_init(void) { - return driver_register(&at91_cf_driver); + return platform_driver_register(&at91_cf_driver); } module_init(at91_cf_init); static void __exit at91_cf_exit(void) { - driver_unregister(&at91_cf_driver); + platform_driver_unregister(&at91_cf_driver); } module_exit(at91_cf_exit); diff --git a/drivers/pcmcia/au1000_db1x00.c b/drivers/pcmcia/au1000_db1x00.c index abc13f28ba3..fef99f4e30c 100644 --- a/drivers/pcmcia/au1000_db1x00.c +++ b/drivers/pcmcia/au1000_db1x00.c @@ -296,7 +296,7 @@ struct pcmcia_low_level db1x00_pcmcia_ops = { .socket_suspend = db1x00_socket_suspend }; -int __init au1x_board_init(struct device *dev) +int au1x_board_init(struct device *dev) { int ret = -ENODEV; bcsr->pcmcia = 0; /* turn off power, if it's not already off */ diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c index 3162998579c..f9cd831a3f3 100644 --- a/drivers/pcmcia/cs.c +++ b/drivers/pcmcia/cs.c @@ -28,6 +28,7 @@ #include <linux/pm.h> #include <linux/pci.h> #include <linux/device.h> +#include <linux/kthread.h> #include <asm/system.h> #include <asm/irq.h> @@ -176,6 +177,7 @@ static int pccardd(void *__skt); */ int pcmcia_register_socket(struct pcmcia_socket *socket) { + struct task_struct *tsk; int ret; if (!socket || !socket->ops || !socket->dev.dev || !socket->resource_ops) @@ -239,15 +241,18 @@ int pcmcia_register_socket(struct pcmcia_socket *socket) mutex_init(&socket->skt_mutex); spin_lock_init(&socket->thread_lock); - ret = kernel_thread(pccardd, socket, CLONE_KERNEL); - if (ret < 0) + tsk = kthread_run(pccardd, socket, "pccardd"); + if (IS_ERR(tsk)) { + ret = PTR_ERR(tsk); goto err; + } wait_for_completion(&socket->thread_done); - if(!socket->thread) { + if (!socket->thread) { printk(KERN_WARNING "PCMCIA: warning: socket thread for socket %p did not start\n", socket); return -EIO; } + pcmcia_parse_events(socket, SS_DETECT); return 0; @@ -272,10 +277,8 @@ void pcmcia_unregister_socket(struct pcmcia_socket *socket) cs_dbg(socket, 0, "pcmcia_unregister_socket(0x%p)\n", socket->ops); if (socket->thread) { - init_completion(&socket->thread_done); - socket->thread = NULL; wake_up(&socket->thread_wait); - wait_for_completion(&socket->thread_done); + kthread_stop(socket->thread); } release_cis_mem(socket); @@ -630,8 +633,6 @@ static int pccardd(void *__skt) DECLARE_WAITQUEUE(wait, current); int ret; - daemonize("pccardd"); - skt->thread = current; skt->socket = dead_socket; skt->ops->init(skt); @@ -643,7 +644,8 @@ static int pccardd(void *__skt) printk(KERN_WARNING "PCMCIA: unable to register socket 0x%p\n", skt); skt->thread = NULL; - complete_and_exit(&skt->thread_done, 0); + complete(&skt->thread_done); + return 0; } add_wait_queue(&skt->thread_wait, &wait); @@ -674,7 +676,7 @@ static int pccardd(void *__skt) continue; } - if (!skt->thread) + if (kthread_should_stop()) break; schedule(); @@ -688,7 +690,7 @@ static int pccardd(void *__skt) /* remove from the device core */ class_device_unregister(&skt->dev); - complete_and_exit(&skt->thread_done, 0); + return 0; } /* @@ -697,11 +699,12 @@ static int pccardd(void *__skt) */ void pcmcia_parse_events(struct pcmcia_socket *s, u_int events) { + unsigned long flags; cs_dbg(s, 4, "parse_events: events %08x\n", events); if (s->thread) { - spin_lock(&s->thread_lock); + spin_lock_irqsave(&s->thread_lock, flags); s->thread_events |= events; - spin_unlock(&s->thread_lock); + spin_unlock_irqrestore(&s->thread_lock, flags); wake_up(&s->thread_wait); } diff --git a/drivers/pcmcia/pcmcia_resource.c b/drivers/pcmcia/pcmcia_resource.c index 3131bb0a009..3281e519e71 100644 --- a/drivers/pcmcia/pcmcia_resource.c +++ b/drivers/pcmcia/pcmcia_resource.c @@ -788,6 +788,7 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) struct pcmcia_socket *s = p_dev->socket; config_t *c; int ret = CS_IN_USE, irq = 0; + int type; if (!(s->state & SOCKET_PRESENT)) return CS_NO_CARD; @@ -797,6 +798,13 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) if (c->state & CONFIG_IRQ_REQ) return CS_IN_USE; + /* Decide what type of interrupt we are registering */ + type = 0; + if (s->functions > 1) /* All of this ought to be handled higher up */ + type = SA_SHIRQ; + if (req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) + type = SA_SHIRQ; + #ifdef CONFIG_PCMCIA_PROBE if (s->irq.AssignedIRQ != 0) { /* If the interrupt is already assigned, it must be the same */ @@ -822,9 +830,7 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) * marked as used by the kernel resource management core */ ret = request_irq(irq, (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Handler : test_action, - ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) || - (s->functions > 1) || - (irq == s->pci_irq)) ? SA_SHIRQ : 0, + type, p_dev->devname, (req->Attributes & IRQ_HANDLE_PRESENT) ? req->Instance : data); if (!ret) { @@ -839,18 +845,21 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req) if (ret && !s->irq.AssignedIRQ) { if (!s->pci_irq) return ret; + type = SA_SHIRQ; irq = s->pci_irq; } - if (ret && req->Attributes & IRQ_HANDLE_PRESENT) { - if (request_irq(irq, req->Handler, - ((req->Attributes & IRQ_TYPE_DYNAMIC_SHARING) || - (s->functions > 1) || - (irq == s->pci_irq)) ? SA_SHIRQ : 0, - p_dev->devname, req->Instance)) + if (ret && (req->Attributes & IRQ_HANDLE_PRESENT)) { + if (request_irq(irq, req->Handler, type, p_dev->devname, req->Instance)) return CS_IN_USE; } + /* Make sure the fact the request type was overridden is passed back */ + if (type == SA_SHIRQ && !(req->Attributes & IRQ_TYPE_DYNAMIC_SHARING)) { + req->Attributes |= IRQ_TYPE_DYNAMIC_SHARING; + printk(KERN_WARNING "pcmcia: request for exclusive IRQ could not be fulfilled.\n"); + printk(KERN_WARNING "pcmcia: the driver needs updating to supported shared IRQ lines.\n"); + } c->irq.Attributes = req->Attributes; s->irq.AssignedIRQ = req->AssignedIRQ = irq; s->irq.Config++; diff --git a/drivers/pcmcia/ti113x.h b/drivers/pcmcia/ti113x.h index 7a3d1b8e16b..62e9ebf967f 100644 --- a/drivers/pcmcia/ti113x.h +++ b/drivers/pcmcia/ti113x.h @@ -647,6 +647,7 @@ static int ti12xx_2nd_slot_empty(struct yenta_socket *socket) */ break; + case PCI_DEVICE_ID_TI_XX12: case PCI_DEVICE_ID_TI_X515: case PCI_DEVICE_ID_TI_X420: case PCI_DEVICE_ID_TI_X620: diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c index 4145eb83b9b..47e57602d5e 100644 --- a/drivers/pcmcia/yenta_socket.c +++ b/drivers/pcmcia/yenta_socket.c @@ -287,7 +287,10 @@ 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; - yenta_set_power(socket, state); + /* 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) { @@ -339,6 +342,10 @@ static int yenta_set_socket(struct pcmcia_socket *sock, socket_state_t *state) /* 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; } @@ -998,6 +1005,77 @@ static void yenta_config_init(struct yenta_socket *socket) 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 list_head *tmp; + 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->subordinate >= cardbus_bridge->subordinate) + 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->subordinate; + + /* check the bus ranges of all silbling bridges to prevent overlap */ + list_for_each(tmp, &bridge_to_fix->parent->children) { + struct pci_bus * silbling = pci_bus_b(tmp); + /* + * If the silbling 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 silbling's range: + */ + if (silbling->secondary > bridge_to_fix->subordinate + && silbling->secondary <= upper_limit) + upper_limit = silbling->secondary - 1; + } + + /* Show that the wanted subordinate number is not possible: */ + if (cardbus_bridge->subordinate > upper_limit) + printk(KERN_WARNING "Yenta: 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->subordinate < upper_limit) { + + /* use the highest number of the hidden bus, within limits */ + unsigned char subordinate_to_assign = + min(cardbus_bridge->subordinate, upper_limit); + + printk(KERN_INFO "Yenta: Raising subordinate bus# of parent " + "bus (#%02x) from #%02x to #%02x\n", + bridge_to_fix->number, + bridge_to_fix->subordinate, subordinate_to_assign); + + /* Save the new subordinate in the bus struct of the bridge */ + bridge_to_fix->subordinate = 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->subordinate); + } +} + /* * Initialize a cardbus controller. Make sure we have a usable * interrupt, and that we can map the cardbus area. Fill in the @@ -1113,6 +1191,8 @@ static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_i yenta_get_socket_capabilities(socket, isa_interrupts); printk(KERN_INFO "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) { @@ -1232,6 +1312,7 @@ static struct pci_device_id yenta_table [] = { 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), diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c index 2c70773543e..cbf260bc225 100644 --- a/drivers/serial/serial_cs.c +++ b/drivers/serial/serial_cs.c @@ -786,6 +786,7 @@ static struct pcmcia_device_id serial_ids[] = { PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "COMpad4.cis"), PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "COMpad2.cis"), PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "RS-COM-2P.cis"), + PCMCIA_DEVICE_CIS_MANF_CARD(0x0013, 0x0000, "GLOBETROTTER.cis"), /* too generic */ /* PCMCIA_MFC_DEVICE_MANF_CARD(0, 0x0160, 0x0002), */ /* PCMCIA_MFC_DEVICE_MANF_CARD(1, 0x0160, 0x0002), */ diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index 9ae6b1a7536..b093479a531 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -729,6 +729,7 @@ #define PCI_DEVICE_ID_TI_4450 0x8011 #define PCI_DEVICE_ID_TI_XX21_XX11 0x8031 #define PCI_DEVICE_ID_TI_X515 0x8036 +#define PCI_DEVICE_ID_TI_XX12 0x8039 #define PCI_DEVICE_ID_TI_1130 0xac12 #define PCI_DEVICE_ID_TI_1031 0xac13 #define PCI_DEVICE_ID_TI_1131 0xac15 |