diff options
Diffstat (limited to 'drivers/pcmcia/ds.c')
-rw-r--r-- | drivers/pcmcia/ds.c | 262 |
1 files changed, 115 insertions, 147 deletions
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c index 4174d9656e35..795660255490 100644 --- a/drivers/pcmcia/ds.c +++ b/drivers/pcmcia/ds.c @@ -32,7 +32,6 @@ #include <pcmcia/ss.h> #include "cs_internal.h" -#include "ds_internal.h" /*====================================================================*/ @@ -42,17 +41,22 @@ MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>"); MODULE_DESCRIPTION("PCMCIA Driver Services"); MODULE_LICENSE("GPL"); -#ifdef DEBUG +#ifdef CONFIG_PCMCIA_DEBUG int ds_pc_debug; module_param_named(pc_debug, ds_pc_debug, int, 0644); #define ds_dbg(lvl, fmt, arg...) do { \ - if (ds_pc_debug > (lvl)) \ + if (ds_pc_debug > (lvl)) \ printk(KERN_DEBUG "ds: " fmt , ## arg); \ } while (0) +#define ds_dev_dbg(lvl, dev, fmt, arg...) do { \ + if (ds_pc_debug > (lvl)) \ + dev_printk(KERN_DEBUG, dev, "ds: " fmt , ## arg); \ +} while (0) #else #define ds_dbg(lvl, fmt, arg...) do { } while (0) +#define ds_dev_dbg(lvl, dev, fmt, arg...) do { } while (0) #endif spinlock_t pcmcia_dev_list_lock; @@ -64,42 +68,19 @@ spinlock_t pcmcia_dev_list_lock; /* String tables for error messages */ typedef struct lookup_t { - int key; - char *msg; + const int key; + const char *msg; } lookup_t; static const lookup_t error_table[] = { - { CS_SUCCESS, "Operation succeeded" }, - { CS_BAD_ADAPTER, "Bad adapter" }, - { CS_BAD_ATTRIBUTE, "Bad attribute", }, - { CS_BAD_BASE, "Bad base address" }, - { CS_BAD_EDC, "Bad EDC" }, - { CS_BAD_IRQ, "Bad IRQ" }, - { CS_BAD_OFFSET, "Bad offset" }, - { CS_BAD_PAGE, "Bad page number" }, - { CS_READ_FAILURE, "Read failure" }, - { CS_BAD_SIZE, "Bad size" }, - { CS_BAD_SOCKET, "Bad socket" }, - { CS_BAD_TYPE, "Bad type" }, - { CS_BAD_VCC, "Bad Vcc" }, - { CS_BAD_VPP, "Bad Vpp" }, - { CS_BAD_WINDOW, "Bad window" }, - { CS_WRITE_FAILURE, "Write failure" }, - { CS_NO_CARD, "No card present" }, - { CS_UNSUPPORTED_FUNCTION, "Usupported function" }, - { CS_UNSUPPORTED_MODE, "Unsupported mode" }, - { CS_BAD_SPEED, "Bad speed" }, - { CS_BUSY, "Resource busy" }, - { CS_GENERAL_FAILURE, "General failure" }, - { CS_WRITE_PROTECTED, "Write protected" }, - { CS_BAD_ARG_LENGTH, "Bad argument length" }, - { CS_BAD_ARGS, "Bad arguments" }, - { CS_CONFIGURATION_LOCKED, "Configuration locked" }, - { CS_IN_USE, "Resource in use" }, - { CS_NO_MORE_ITEMS, "No more items" }, - { CS_OUT_OF_RESOURCE, "Out of resource" }, - { CS_BAD_HANDLE, "Bad handle" }, - { CS_BAD_TUPLE, "Bad CIS tuple" } + { 0, "Operation succeeded" }, + { -EIO, "Input/Output error" }, + { -ENODEV, "No card present" }, + { -EINVAL, "Bad parameter" }, + { -EACCES, "Configuration locked" }, + { -EBUSY, "Resource in use" }, + { -ENOSPC, "No more items" }, + { -ENOMEM, "Out of resource" }, }; @@ -155,46 +136,32 @@ static const lookup_t service_table[] = { { ReplaceCIS, "ReplaceCIS" } }; - -static int pcmcia_report_error(struct pcmcia_device *p_dev, error_info_t *err) +const char *pcmcia_error_func(int func) { int i; - char *serv; - - if (!p_dev) - printk(KERN_NOTICE); - else - printk(KERN_NOTICE "%s: ", p_dev->dev.bus_id); for (i = 0; i < ARRAY_SIZE(service_table); i++) - if (service_table[i].key == err->func) - break; - if (i < ARRAY_SIZE(service_table)) - serv = service_table[i].msg; - else - serv = "Unknown service number"; + if (service_table[i].key == func) + return service_table[i].msg; - for (i = 0; i < ARRAY_SIZE(error_table); i++) - if (error_table[i].key == err->retcode) - break; - if (i < ARRAY_SIZE(error_table)) - printk("%s: %s\n", serv, error_table[i].msg); - else - printk("%s: Unknown error code %#x\n", serv, err->retcode); + return "Unknown service number"; +} +EXPORT_SYMBOL(pcmcia_error_func); - return CS_SUCCESS; -} /* report_error */ +const char *pcmcia_error_ret(int ret) +{ + int i; -/* end of code which was in cs.c before */ + for (i = 0; i < ARRAY_SIZE(error_table); i++) + if (error_table[i].key == ret) + return error_table[i].msg; + + return "unknown"; +} +EXPORT_SYMBOL(pcmcia_error_ret); /*======================================================================*/ -void cs_error(struct pcmcia_device *p_dev, int func, int ret) -{ - error_info_t err = { func, ret }; - pcmcia_report_error(p_dev, &err); -} -EXPORT_SYMBOL(cs_error); static void pcmcia_check_driver(struct pcmcia_driver *p_drv) @@ -391,7 +358,7 @@ static void pcmcia_release_function(struct kref *ref) static void pcmcia_release_dev(struct device *dev) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); - ds_dbg(1, "releasing device %s\n", p_dev->dev.bus_id); + ds_dev_dbg(1, dev, "releasing device\n"); pcmcia_put_socket(p_dev->socket); kfree(p_dev->devname); kref_put(&p_dev->function_config->ref, pcmcia_release_function); @@ -401,7 +368,7 @@ static void pcmcia_release_dev(struct device *dev) static void pcmcia_add_device_later(struct pcmcia_socket *s, int mfc) { if (!s->pcmcia_state.device_add_pending) { - ds_dbg(1, "scheduling to add %s secondary" + ds_dev_dbg(1, &s->dev, "scheduling to add %s secondary" " device to %d\n", mfc ? "mfc" : "pfc", s->sock); s->pcmcia_state.device_add_pending = 1; s->pcmcia_state.mfc_pfc = mfc; @@ -427,8 +394,19 @@ static int pcmcia_device_probe(struct device * dev) p_drv = to_pcmcia_drv(dev->driver); s = p_dev->socket; - ds_dbg(1, "trying to bind %s to %s\n", p_dev->dev.bus_id, - p_drv->drv.name); + /* The PCMCIA code passes the match data in via dev->driver_data + * which is an ugly hack. Once the driver probe is called it may + * and often will overwrite the match data so we must save it first + * + * handle pseudo multifunction devices: + * there are at most two pseudo multifunction devices. + * if we're matching against the first, schedule a + * call which will then check whether there are two + * pseudo devices, and if not, add the second one. + */ + did = p_dev->dev.driver_data; + + ds_dev_dbg(1, dev, "trying to bind to %s\n", p_drv->drv.name); if ((!p_drv->probe) || (!p_dev->function_config) || (!try_module_get(p_drv->owner))) { @@ -443,33 +421,27 @@ static int pcmcia_device_probe(struct device * dev) p_dev->conf.ConfigBase = cis_config.base; p_dev->conf.Present = cis_config.rmask[0]; } else { - printk(KERN_INFO "pcmcia: could not parse base and rmask0 of CIS\n"); + dev_printk(KERN_INFO, dev, + "pcmcia: could not parse base and rmask0 of CIS\n"); p_dev->conf.ConfigBase = 0; p_dev->conf.Present = 0; } ret = p_drv->probe(p_dev); if (ret) { - ds_dbg(1, "binding %s to %s failed with %d\n", - p_dev->dev.bus_id, p_drv->drv.name, ret); + ds_dev_dbg(1, dev, "binding to %s failed with %d\n", + p_drv->drv.name, ret); goto put_module; } - /* handle pseudo multifunction devices: - * there are at most two pseudo multifunction devices. - * if we're matching against the first, schedule a - * call which will then check whether there are two - * pseudo devices, and if not, add the second one. - */ - did = p_dev->dev.driver_data; if (did && (did->match_flags & PCMCIA_DEV_ID_MATCH_DEVICE_NO) && (p_dev->socket->device_count == 1) && (p_dev->device_no == 0)) pcmcia_add_device_later(p_dev->socket, 0); - put_module: +put_module: if (ret) module_put(p_drv->owner); - put_dev: +put_dev: if (ret) put_device(dev); return (ret); @@ -485,8 +457,9 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le struct pcmcia_device *tmp; unsigned long flags; - ds_dbg(2, "pcmcia_card_remove(%d) %s\n", s->sock, - leftover ? leftover->devname : ""); + ds_dev_dbg(2, leftover ? &leftover->dev : &s->dev, + "pcmcia_card_remove(%d) %s\n", s->sock, + leftover ? leftover->devname : ""); if (!leftover) s->device_count = 0; @@ -503,7 +476,7 @@ static void pcmcia_card_remove(struct pcmcia_socket *s, struct pcmcia_device *le p_dev->_removed=1; spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); - ds_dbg(2, "unregistering device %s\n", p_dev->dev.bus_id); + ds_dev_dbg(2, &p_dev->dev, "unregistering device\n"); device_unregister(&p_dev->dev); } @@ -520,7 +493,7 @@ static int pcmcia_device_remove(struct device * dev) p_dev = to_pcmcia_dev(dev); p_drv = to_pcmcia_drv(dev->driver); - ds_dbg(1, "removing device %s\n", p_dev->dev.bus_id); + ds_dev_dbg(1, dev, "removing device\n"); /* If we're removing the primary module driving a * pseudo multi-function card, we need to unbind @@ -543,13 +516,15 @@ static int pcmcia_device_remove(struct device * dev) /* check for proper unloading */ if (p_dev->_irq || p_dev->_io || p_dev->_locked) - printk(KERN_INFO "pcmcia: driver %s did not release config properly\n", - p_drv->drv.name); + dev_printk(KERN_INFO, dev, + "pcmcia: driver %s did not release config properly\n", + p_drv->drv.name); for (i = 0; i < MAX_WIN; i++) if (p_dev->_win & CLIENT_WIN_REQ(i)) - printk(KERN_INFO "pcmcia: driver %s did not release windows properly\n", - p_drv->drv.name); + dev_printk(KERN_INFO, dev, + "pcmcia: driver %s did not release window properly\n", + p_drv->drv.name); /* references from pcmcia_probe_device */ pcmcia_put_dev(p_dev); @@ -598,8 +573,9 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev) } if (!pccard_read_tuple(p_dev->socket, p_dev->func, CISTPL_DEVICE_GEO, devgeo)) { - ds_dbg(0, "mem device geometry probably means " - "FUNCID_MEMORY\n"); + ds_dev_dbg(0, &p_dev->dev, + "mem device geometry probably means " + "FUNCID_MEMORY\n"); p_dev->func_id = CISTPL_FUNCID_MEMORY; p_dev->has_func_id = 1; } @@ -680,7 +656,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f if (!p_dev->devname) goto err_free; sprintf (p_dev->devname, "pcmcia%s", p_dev->dev.bus_id); - ds_dbg(3, "devname is %s\n", p_dev->devname); + ds_dev_dbg(3, &p_dev->dev, "devname is %s\n", p_dev->devname); spin_lock_irqsave(&pcmcia_dev_list_lock, flags); @@ -701,7 +677,7 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f spin_unlock_irqrestore(&pcmcia_dev_list_lock, flags); if (!p_dev->function_config) { - ds_dbg(3, "creating config_t for %s\n", p_dev->dev.bus_id); + ds_dev_dbg(3, &p_dev->dev, "creating config_t\n"); p_dev->function_config = kzalloc(sizeof(struct config_t), GFP_KERNEL); if (!p_dev->function_config) @@ -709,8 +685,9 @@ struct pcmcia_device * pcmcia_device_add(struct pcmcia_socket *s, unsigned int f kref_init(&p_dev->function_config->ref); } - printk(KERN_NOTICE "pcmcia: registering new device %s\n", - p_dev->devname); + dev_printk(KERN_NOTICE, &p_dev->dev, + "pcmcia: registering new device %s\n", + p_dev->devname); pcmcia_device_query(p_dev); @@ -745,19 +722,20 @@ static int pcmcia_card_add(struct pcmcia_socket *s) int ret = 0; if (!(s->resource_setup_done)) { - ds_dbg(3, "no resources available, delaying card_add\n"); + ds_dev_dbg(3, &s->dev, + "no resources available, delaying card_add\n"); return -EAGAIN; /* try again, but later... */ } if (pcmcia_validate_mem(s)) { - ds_dbg(3, "validating mem resources failed, " + ds_dev_dbg(3, &s->dev, "validating mem resources failed, " "delaying card_add\n"); return -EAGAIN; /* try again, but later... */ } ret = pccard_validate_cis(s, BIND_FN_ALL, &no_chains); if (ret || !no_chains) { - ds_dbg(0, "invalid CIS or invalid resources\n"); + ds_dev_dbg(0, &s->dev, "invalid CIS or invalid resources\n"); return -ENODEV; } @@ -778,7 +756,7 @@ static void pcmcia_delayed_add_device(struct work_struct *work) { struct pcmcia_socket *s = container_of(work, struct pcmcia_socket, device_add); - ds_dbg(1, "adding additional device to %d\n", s->sock); + ds_dev_dbg(1, &s->dev, "adding additional device to %d\n", s->sock); pcmcia_device_add(s, s->pcmcia_state.mfc_pfc); s->pcmcia_state.device_add_pending = 0; s->pcmcia_state.mfc_pfc = 0; @@ -788,8 +766,7 @@ static int pcmcia_requery(struct device *dev, void * _data) { struct pcmcia_device *p_dev = to_pcmcia_dev(dev); if (!p_dev->dev.driver) { - ds_dbg(1, "update device information for %s\n", - p_dev->dev.bus_id); + ds_dev_dbg(1, dev, "update device information\n"); pcmcia_device_query(p_dev); } @@ -803,7 +780,7 @@ static void pcmcia_bus_rescan(struct pcmcia_socket *skt, int new_cis) unsigned long flags; /* must be called with skt_mutex held */ - ds_dbg(0, "re-scanning socket %d\n", skt->sock); + ds_dev_dbg(0, &skt->dev, "re-scanning socket %d\n", skt->sock); spin_lock_irqsave(&pcmcia_dev_list_lock, flags); if (list_empty(&skt->devices_list)) @@ -854,17 +831,17 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) int ret = -ENOMEM; int no_funcs; int old_funcs; - cisdump_t *cis; cistpl_longlink_mfc_t mfc; if (!filename) return -EINVAL; - ds_dbg(1, "trying to load CIS file %s\n", filename); + ds_dev_dbg(1, &dev->dev, "trying to load CIS file %s\n", filename); if (strlen(filename) > (FIRMWARE_NAME_MAX - 1)) { - printk(KERN_WARNING "pcmcia: CIS filename is too long [%s]\n", - filename); + dev_printk(KERN_WARNING, &dev->dev, + "pcmcia: CIS filename is too long [%s]\n", + filename); return -EINVAL; } @@ -873,23 +850,16 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename) if (request_firmware(&fw, path, &dev->dev) == 0) { if (fw->size >= CISTPL_MAX_CIS_SIZE) { ret = -EINVAL; - printk(KERN_ERR "pcmcia: CIS override is too big\n"); + dev_printk(KERN_ERR, &dev->dev, + "pcmcia: CIS override is too big\n"); goto release; } - cis = kzalloc(sizeof(cisdump_t), GFP_KERNEL); - if (!cis) { - ret = -ENOMEM; - goto release; - } - - cis->Length = fw->size + 1; - memcpy(cis->Data, fw->data, fw->size); - - if (!pcmcia_replace_cis(s, cis)) + if (!pcmcia_replace_cis(s, fw->data, fw->size)) ret = 0; else { - printk(KERN_ERR "pcmcia: CIS override failed\n"); + dev_printk(KERN_ERR, &dev->dev, + "pcmcia: CIS override failed\n"); goto release; } @@ -993,14 +963,14 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev, * after it has re-checked that there is no possible module * with a prod_id/manf_id/card_id match. */ - ds_dbg(0, "skipping FUNC_ID match for %s until userspace " - "interaction\n", dev->dev.bus_id); + ds_dev_dbg(0, &dev->dev, + "skipping FUNC_ID match until userspace interaction\n"); if (!dev->allow_func_id_match) return 0; } if (did->match_flags & PCMCIA_DEV_ID_MATCH_FAKE_CIS) { - ds_dbg(0, "device %s needs a fake CIS\n", dev->dev.bus_id); + ds_dev_dbg(0, &dev->dev, "device needs a fake CIS\n"); if (!dev->socket->fake_cis) pcmcia_load_firmware(dev, did->cisfile); @@ -1032,11 +1002,9 @@ static int pcmcia_bus_match(struct device * dev, struct device_driver * drv) { /* match dynamic devices first */ spin_lock(&p_drv->dynids.lock); list_for_each_entry(dynid, &p_drv->dynids.list, node) { - ds_dbg(3, "trying to match %s to %s\n", dev->bus_id, - drv->name); + ds_dev_dbg(3, dev, "trying to match to %s\n", drv->name); if (pcmcia_devmatch(p_dev, &dynid->id)) { - ds_dbg(0, "matched %s to %s\n", dev->bus_id, - drv->name); + ds_dev_dbg(0, dev, "matched to %s\n", drv->name); spin_unlock(&p_drv->dynids.lock); return 1; } @@ -1046,18 +1014,15 @@ static int pcmcia_bus_match(struct device * dev, struct device_driver * drv) { #ifdef CONFIG_PCMCIA_IOCTL /* matching by cardmgr */ if (p_dev->cardmgr == p_drv) { - ds_dbg(0, "cardmgr matched %s to %s\n", dev->bus_id, - drv->name); + ds_dev_dbg(0, dev, "cardmgr matched to %s\n", drv->name); return 1; } #endif while (did && did->match_flags) { - ds_dbg(3, "trying to match %s to %s\n", dev->bus_id, - drv->name); + ds_dev_dbg(3, dev, "trying to match to %s\n", drv->name); if (pcmcia_devmatch(p_dev, did)) { - ds_dbg(0, "matched %s to %s\n", dev->bus_id, - drv->name); + ds_dev_dbg(0, dev, "matched to %s\n", drv->name); return 1; } did++; @@ -1263,7 +1228,7 @@ static int pcmcia_dev_suspend(struct device * dev, pm_message_t state) if (p_dev->suspended) return 0; - ds_dbg(2, "suspending %s\n", dev->bus_id); + ds_dev_dbg(2, dev, "suspending\n"); if (dev->driver) p_drv = to_pcmcia_drv(dev->driver); @@ -1274,15 +1239,16 @@ static int pcmcia_dev_suspend(struct device * dev, pm_message_t state) if (p_drv->suspend) { ret = p_drv->suspend(p_dev); if (ret) { - printk(KERN_ERR "pcmcia: device %s (driver %s) did " - "not want to go to sleep (%d)\n", - p_dev->devname, p_drv->drv.name, ret); + dev_printk(KERN_ERR, dev, + "pcmcia: device %s (driver %s) did " + "not want to go to sleep (%d)\n", + p_dev->devname, p_drv->drv.name, ret); goto out; } } if (p_dev->device_no == p_dev->func) { - ds_dbg(2, "releasing configuration for %s\n", dev->bus_id); + ds_dev_dbg(2, dev, "releasing configuration\n"); pcmcia_release_configuration(p_dev); } @@ -1302,7 +1268,7 @@ static int pcmcia_dev_resume(struct device * dev) if (!p_dev->suspended) return 0; - ds_dbg(2, "resuming %s\n", dev->bus_id); + ds_dev_dbg(2, dev, "resuming\n"); if (dev->driver) p_drv = to_pcmcia_drv(dev->driver); @@ -1311,7 +1277,7 @@ static int pcmcia_dev_resume(struct device * dev) goto out; if (p_dev->device_no == p_dev->func) { - ds_dbg(2, "requesting configuration for %s\n", dev->bus_id); + ds_dev_dbg(2, dev, "requesting configuration\n"); ret = pcmcia_request_configuration(p_dev, &p_dev->conf); if (ret) goto out; @@ -1353,14 +1319,14 @@ static int pcmcia_bus_resume_callback(struct device *dev, void * _data) static int pcmcia_bus_resume(struct pcmcia_socket *skt) { - ds_dbg(2, "resuming socket %d\n", skt->sock); + ds_dev_dbg(2, &skt->dev, "resuming socket %d\n", skt->sock); bus_for_each_dev(&pcmcia_bus_type, NULL, skt, pcmcia_bus_resume_callback); return 0; } static int pcmcia_bus_suspend(struct pcmcia_socket *skt) { - ds_dbg(2, "suspending socket %d\n", skt->sock); + ds_dev_dbg(2, &skt->dev, "suspending socket %d\n", skt->sock); if (bus_for_each_dev(&pcmcia_bus_type, NULL, skt, pcmcia_bus_suspend_callback)) { pcmcia_bus_resume(skt); @@ -1386,13 +1352,14 @@ static int ds_event(struct pcmcia_socket *skt, event_t event, int priority) struct pcmcia_socket *s = pcmcia_get_socket(skt); if (!s) { - printk(KERN_ERR "PCMCIA obtaining reference to socket %p " \ - "failed, event 0x%x lost!\n", skt, event); + dev_printk(KERN_ERR, &skt->dev, + "PCMCIA obtaining reference to socket " \ + "failed, event 0x%x lost!\n", event); return -ENODEV; } - ds_dbg(1, "ds_event(0x%06x, %d, 0x%p)\n", - event, priority, skt); + ds_dev_dbg(1, &skt->dev, "ds_event(0x%06x, %d, 0x%p)\n", + event, priority, skt); switch (event) { case CS_EVENT_CARD_REMOVAL: @@ -1467,7 +1434,8 @@ static int __devinit pcmcia_bus_add_socket(struct device *dev, socket = pcmcia_get_socket(socket); if (!socket) { - printk(KERN_ERR "PCMCIA obtaining reference to socket %p failed\n", socket); + dev_printk(KERN_ERR, dev, + "PCMCIA obtaining reference to socket failed\n"); return -ENODEV; } @@ -1487,7 +1455,7 @@ static int __devinit pcmcia_bus_add_socket(struct device *dev, ret = pccard_register_pcmcia(socket, &pcmcia_bus_callback); if (ret) { - printk(KERN_ERR "PCMCIA registration PCCard core failed for socket %p\n", socket); + dev_printk(KERN_ERR, dev, "PCMCIA registration failed\n"); pcmcia_put_socket(socket); return (ret); } |