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提交 9dd78466 编写于 作者: B Bjorn Helgaas 提交者： Linus Torvalds
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PNP: Lindent all source files 

Run Lindent on all PNP source files.

Produced by:

    $ quilt new pnp-lindent
    $ find drivers/pnp -name \*.[ch] | xargs quilt add
    $ quilt add include/linux/{pnp.h,pnpbios.h}
    $ scripts/Lindent drivers/pnp/*.c drivers/pnp/*/*.c include/linux/pnp*.h
    $ quilt refresh --sort
Signed-off-by: NBjorn Helgaas <bjorn.helgaas@hp.com>
Cc: Len Brown <lenb@kernel.org>
Cc: Adam Belay <ambx1@neo.rr.com>
Signed-off-by: NAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: NLinus Torvalds <torvalds@linux-foundation.org>
上级 8ec3cf7d
展开全部 隐藏空白更改
内联 并排
Showing with 1652 addition and 1302 deletion
drivers/pnp/card.c
浏览文件 @ 9dd78466
...@@ -13,26 +13,28 @@ ...@@ -13,26 +13,28 @@
LIST_HEAD(pnp_cards); LIST_HEAD(pnp_cards);
static LIST_HEAD(pnp_card_drivers); static LIST_HEAD(pnp_card_drivers);
static const struct pnp_card_device_id *match_card(struct pnp_card_driver *drv,
static const struct pnp_card_device_id * match_card(struct pnp_card_driver * drv, struct pnp_card * card) struct pnp_card *card)
{ {
const struct pnp_card_device_id * drv_id = drv->id_table; const struct pnp_card_device_id *drv_id = drv->id_table;
while (*drv_id->id){ while (*drv_id->id) {
if (compare_pnp_id(card->id,drv_id->id)) { if (compare_pnp_id(card->id, drv_id->id)) {
int i = 0; int i = 0;
for (;;) { for (;;) {
int found; int found;
struct pnp_dev *dev; struct pnp_dev *dev;
if (i == PNP_MAX_DEVICES || ! *drv_id->devs[i].id) if (i == PNP_MAX_DEVICES
|| !*drv_id->devs[i].id)
return drv_id; return drv_id;
found = 0; found = 0;
card_for_each_dev(card, dev) { card_for_each_dev(card, dev) {
if (compare_pnp_id(dev->id, drv_id->devs[i].id)) { if (compare_pnp_id
(dev->id, drv_id->devs[i].id)) {
found = 1; found = 1;
break; break;
} }
} }
if (! found) if (!found)
break; break;
i++; i++;
} }
...@@ -42,14 +44,14 @@ static const struct pnp_card_device_id * match_card(struct pnp_card_driver * drv ...@@ -42,14 +44,14 @@ static const struct pnp_card_device_id * match_card(struct pnp_card_driver * drv
return NULL; return NULL;
} }
static void card_remove(struct pnp_dev * dev) static void card_remove(struct pnp_dev *dev)
{ {
dev->card_link = NULL; dev->card_link = NULL;
} }
static void card_remove_first(struct pnp_dev * dev) static void card_remove_first(struct pnp_dev *dev)
{ {
struct pnp_card_driver * drv = to_pnp_card_driver(dev->driver); struct pnp_card_driver *drv = to_pnp_card_driver(dev->driver);
if (!dev->card || !drv) if (!dev->card || !drv)
return; return;
if (drv->remove) if (drv->remove)
...@@ -67,7 +69,7 @@ static int card_probe(struct pnp_card *card, struct pnp_card_driver *drv) ...@@ -67,7 +69,7 @@ static int card_probe(struct pnp_card *card, struct pnp_card_driver *drv)
if (!drv->probe) if (!drv->probe)
return 0; return 0;
id = match_card(drv,card); id = match_card(drv, card);
if (!id) if (!id)
return 0; return 0;
...@@ -97,9 +99,9 @@ static int card_probe(struct pnp_card *card, struct pnp_card_driver *drv) ...@@ -97,9 +99,9 @@ static int card_probe(struct pnp_card *card, struct pnp_card_driver *drv)
* *
*/ */
int pnp_add_card_id(struct pnp_id *id, struct pnp_card * card) int pnp_add_card_id(struct pnp_id *id, struct pnp_card *card)
{ {
struct pnp_id * ptr; struct pnp_id *ptr;
if (!id) if (!id)
return -EINVAL; return -EINVAL;
if (!card) if (!card)
...@@ -115,9 +117,9 @@ int pnp_add_card_id(struct pnp_id *id, struct pnp_card * card) ...@@ -115,9 +117,9 @@ int pnp_add_card_id(struct pnp_id *id, struct pnp_card * card)
return 0; return 0;
} }
static void pnp_free_card_ids(struct pnp_card * card) static void pnp_free_card_ids(struct pnp_card *card)
{ {
struct pnp_id * id; struct pnp_id *id;
struct pnp_id *next; struct pnp_id *next;
if (!card) if (!card)
return; return;
...@@ -131,49 +133,52 @@ static void pnp_free_card_ids(struct pnp_card * card) ...@@ -131,49 +133,52 @@ static void pnp_free_card_ids(struct pnp_card * card)
static void pnp_release_card(struct device *dmdev) static void pnp_release_card(struct device *dmdev)
{ {
struct pnp_card * card = to_pnp_card(dmdev); struct pnp_card *card = to_pnp_card(dmdev);
pnp_free_card_ids(card); pnp_free_card_ids(card);
kfree(card); kfree(card);
} }
static ssize_t pnp_show_card_name(struct device *dmdev,
static ssize_t pnp_show_card_name(struct device *dmdev, struct device_attribute *attr, char *buf) struct device_attribute *attr, char *buf)
{ {
char *str = buf; char *str = buf;
struct pnp_card *card = to_pnp_card(dmdev); struct pnp_card *card = to_pnp_card(dmdev);
str += sprintf(str,"%s\n", card->name); str += sprintf(str, "%s\n", card->name);
return (str - buf); return (str - buf);
} }
static DEVICE_ATTR(name,S_IRUGO,pnp_show_card_name,NULL); static DEVICE_ATTR(name, S_IRUGO, pnp_show_card_name, NULL);
static ssize_t pnp_show_card_ids(struct device *dmdev, struct device_attribute *attr, char *buf) static ssize_t pnp_show_card_ids(struct device *dmdev,
struct device_attribute *attr, char *buf)
{ {
char *str = buf; char *str = buf;
struct pnp_card *card = to_pnp_card(dmdev); struct pnp_card *card = to_pnp_card(dmdev);
struct pnp_id * pos = card->id; struct pnp_id *pos = card->id;
while (pos) { while (pos) {
str += sprintf(str,"%s\n", pos->id); str += sprintf(str, "%s\n", pos->id);
pos = pos->next; pos = pos->next;
} }
return (str - buf); return (str - buf);
} }
static DEVICE_ATTR(card_id,S_IRUGO,pnp_show_card_ids,NULL); static DEVICE_ATTR(card_id, S_IRUGO, pnp_show_card_ids, NULL);
static int pnp_interface_attach_card(struct pnp_card *card) static int pnp_interface_attach_card(struct pnp_card *card)
{ {
int rc = device_create_file(&card->dev,&dev_attr_name); int rc = device_create_file(&card->dev, &dev_attr_name);
if (rc) return rc; if (rc)
return rc;
rc = device_create_file(&card->dev,&dev_attr_card_id); rc = device_create_file(&card->dev, &dev_attr_card_id);
if (rc) goto err_name; if (rc)
goto err_name;
return 0; return 0;
err_name: err_name:
device_remove_file(&card->dev,&dev_attr_name); device_remove_file(&card->dev, &dev_attr_name);
return rc; return rc;
} }
...@@ -182,14 +187,15 @@ static int pnp_interface_attach_card(struct pnp_card *card) ...@@ -182,14 +187,15 @@ static int pnp_interface_attach_card(struct pnp_card *card)
* @card: pointer to the card to add * @card: pointer to the card to add
*/ */
int pnp_add_card(struct pnp_card * card) int pnp_add_card(struct pnp_card *card)
{ {
int error; int error;
struct list_head * pos, * temp; struct list_head *pos, *temp;
if (!card || !card->protocol) if (!card || !card->protocol)
return -EINVAL; return -EINVAL;
sprintf(card->dev.bus_id, "%02x:%02x", card->protocol->number, card->number); sprintf(card->dev.bus_id, "%02x:%02x", card->protocol->number,
card->number);
card->dev.parent = &card->protocol->dev; card->dev.parent = &card->protocol->dev;
card->dev.bus = NULL; card->dev.bus = NULL;
card->dev.release = &pnp_release_card; card->dev.release = &pnp_release_card;
...@@ -205,18 +211,21 @@ int pnp_add_card(struct pnp_card * card) ...@@ -205,18 +211,21 @@ int pnp_add_card(struct pnp_card * card)
/* we wait until now to add devices in order to ensure the drivers /* we wait until now to add devices in order to ensure the drivers
* will be able to use all of the related devices on the card * will be able to use all of the related devices on the card
* without waiting any unresonable length of time */ * without waiting any unresonable length of time */
list_for_each(pos,&card->devices){ list_for_each(pos, &card->devices) {
struct pnp_dev *dev = card_to_pnp_dev(pos); struct pnp_dev *dev = card_to_pnp_dev(pos);
__pnp_add_device(dev); __pnp_add_device(dev);
} }
/* match with card drivers */ /* match with card drivers */
list_for_each_safe(pos,temp,&pnp_card_drivers){ list_for_each_safe(pos, temp, &pnp_card_drivers) {
struct pnp_card_driver * drv = list_entry(pos, struct pnp_card_driver, global_list); struct pnp_card_driver *drv =
card_probe(card,drv); list_entry(pos, struct pnp_card_driver,
global_list);
card_probe(card, drv);
} }
} else } else
pnp_err("sysfs failure, card '%s' will be unavailable", card->dev.bus_id); pnp_err("sysfs failure, card '%s' will be unavailable",
card->dev.bus_id);
return error; return error;
} }
...@@ -225,7 +234,7 @@ int pnp_add_card(struct pnp_card * card) ...@@ -225,7 +234,7 @@ int pnp_add_card(struct pnp_card * card)
* @card: pointer to the card to remove * @card: pointer to the card to remove
*/ */
void pnp_remove_card(struct pnp_card * card) void pnp_remove_card(struct pnp_card *card)
{ {
struct list_head *pos, *temp; struct list_head *pos, *temp;
if (!card) if (!card)
...@@ -235,7 +244,7 @@ void pnp_remove_card(struct pnp_card * card) ...@@ -235,7 +244,7 @@ void pnp_remove_card(struct pnp_card * card)
list_del(&card->global_list); list_del(&card->global_list);
list_del(&card->protocol_list); list_del(&card->protocol_list);
spin_unlock(&pnp_lock); spin_unlock(&pnp_lock);
list_for_each_safe(pos,temp,&card->devices){ list_for_each_safe(pos, temp, &card->devices) {
struct pnp_dev *dev = card_to_pnp_dev(pos); struct pnp_dev *dev = card_to_pnp_dev(pos);
pnp_remove_card_device(dev); pnp_remove_card_device(dev);
} }
...@@ -247,14 +256,14 @@ void pnp_remove_card(struct pnp_card * card) ...@@ -247,14 +256,14 @@ void pnp_remove_card(struct pnp_card * card)
* @dev: pointer to the device to add * @dev: pointer to the device to add
*/ */
int pnp_add_card_device(struct pnp_card * card, struct pnp_dev * dev) int pnp_add_card_device(struct pnp_card *card, struct pnp_dev *dev)
{ {
if (!card || !dev || !dev->protocol) if (!card || !dev || !dev->protocol)
return -EINVAL; return -EINVAL;
dev->dev.parent = &card->dev; dev->dev.parent = &card->dev;
dev->card_link = NULL; dev->card_link = NULL;
snprintf(dev->dev.bus_id, BUS_ID_SIZE, "%02x:%02x.%02x", dev->protocol->number, snprintf(dev->dev.bus_id, BUS_ID_SIZE, "%02x:%02x.%02x",
card->number,dev->number); dev->protocol->number, card->number, dev->number);
spin_lock(&pnp_lock); spin_lock(&pnp_lock);
dev->card = card; dev->card = card;
list_add_tail(&dev->card_list, &card->devices); list_add_tail(&dev->card_list, &card->devices);
...@@ -267,7 +276,7 @@ int pnp_add_card_device(struct pnp_card * card, struct pnp_dev * dev) ...@@ -267,7 +276,7 @@ int pnp_add_card_device(struct pnp_card * card, struct pnp_dev * dev)
* @dev: pointer to the device to remove * @dev: pointer to the device to remove
*/ */
void pnp_remove_card_device(struct pnp_dev * dev) void pnp_remove_card_device(struct pnp_dev *dev)
{ {
spin_lock(&pnp_lock); spin_lock(&pnp_lock);
dev->card = NULL; dev->card = NULL;
...@@ -283,12 +292,13 @@ void pnp_remove_card_device(struct pnp_dev * dev) ...@@ -283,12 +292,13 @@ void pnp_remove_card_device(struct pnp_dev * dev)
* @from: Starting place to search from. If NULL it will start from the begining. * @from: Starting place to search from. If NULL it will start from the begining.
*/ */
struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char * id, struct pnp_dev * from) struct pnp_dev *pnp_request_card_device(struct pnp_card_link *clink,
const char *id, struct pnp_dev *from)
{ {
struct list_head * pos; struct list_head *pos;
struct pnp_dev * dev; struct pnp_dev *dev;
struct pnp_card_driver * drv; struct pnp_card_driver *drv;
struct pnp_card * card; struct pnp_card *card;
if (!clink || !id) if (!clink || !id)
goto done; goto done;
card = clink->card; card = clink->card;
...@@ -302,15 +312,15 @@ struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char ...@@ -302,15 +312,15 @@ struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char
} }
while (pos != &card->devices) { while (pos != &card->devices) {
dev = card_to_pnp_dev(pos); dev = card_to_pnp_dev(pos);
if ((!dev->card_link) && compare_pnp_id(dev->id,id)) if ((!dev->card_link) && compare_pnp_id(dev->id, id))
goto found; goto found;
pos = pos->next; pos = pos->next;
} }
done: done:
return NULL; return NULL;
found: found:
dev->card_link = clink; dev->card_link = clink;
dev->dev.driver = &drv->link.driver; dev->dev.driver = &drv->link.driver;
if (pnp_bus_type.probe(&dev->dev)) if (pnp_bus_type.probe(&dev->dev))
...@@ -320,7 +330,7 @@ struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char ...@@ -320,7 +330,7 @@ struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char
return dev; return dev;
err_out: err_out:
dev->dev.driver = NULL; dev->dev.driver = NULL;
dev->card_link = NULL; dev->card_link = NULL;
return NULL; return NULL;
...@@ -331,9 +341,9 @@ struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char ...@@ -331,9 +341,9 @@ struct pnp_dev * pnp_request_card_device(struct pnp_card_link *clink, const char
* @dev: pointer to the PnP device stucture * @dev: pointer to the PnP device stucture
*/ */
void pnp_release_card_device(struct pnp_dev * dev) void pnp_release_card_device(struct pnp_dev *dev)
{ {
struct pnp_card_driver * drv = dev->card_link->driver; struct pnp_card_driver *drv = dev->card_link->driver;
if (!drv) if (!drv)
return; return;
drv->link.remove = &card_remove; drv->link.remove = &card_remove;
...@@ -368,7 +378,7 @@ static int card_resume(struct pnp_dev *dev) ...@@ -368,7 +378,7 @@ static int card_resume(struct pnp_dev *dev)
* @drv: pointer to the driver to register * @drv: pointer to the driver to register
*/ */
int pnp_register_card_driver(struct pnp_card_driver * drv) int pnp_register_card_driver(struct pnp_card_driver *drv)
{ {
int error; int error;
struct list_head *pos, *temp; struct list_head *pos, *temp;
...@@ -389,9 +399,10 @@ int pnp_register_card_driver(struct pnp_card_driver * drv) ...@@ -389,9 +399,10 @@ int pnp_register_card_driver(struct pnp_card_driver * drv)
list_add_tail(&drv->global_list, &pnp_card_drivers); list_add_tail(&drv->global_list, &pnp_card_drivers);
spin_unlock(&pnp_lock); spin_unlock(&pnp_lock);
list_for_each_safe(pos,temp,&pnp_cards){ list_for_each_safe(pos, temp, &pnp_cards) {
struct pnp_card *card = list_entry(pos, struct pnp_card, global_list); struct pnp_card *card =
card_probe(card,drv); list_entry(pos, struct pnp_card, global_list);
card_probe(card, drv);
} }
return 0; return 0;
} }
...@@ -401,7 +412,7 @@ int pnp_register_card_driver(struct pnp_card_driver * drv) ...@@ -401,7 +412,7 @@ int pnp_register_card_driver(struct pnp_card_driver * drv)
* @drv: pointer to the driver to unregister * @drv: pointer to the driver to unregister
*/ */
void pnp_unregister_card_driver(struct pnp_card_driver * drv) void pnp_unregister_card_driver(struct pnp_card_driver *drv)
{ {
spin_lock(&pnp_lock); spin_lock(&pnp_lock);
list_del(&drv->global_list); list_del(&drv->global_list);
...@@ -415,7 +426,7 @@ EXPORT_SYMBOL(pnp_remove_card); ...@@ -415,7 +426,7 @@ EXPORT_SYMBOL(pnp_remove_card);
EXPORT_SYMBOL(pnp_add_card_device); EXPORT_SYMBOL(pnp_add_card_device);
EXPORT_SYMBOL(pnp_remove_card_device); EXPORT_SYMBOL(pnp_remove_card_device);
EXPORT_SYMBOL(pnp_add_card_id); EXPORT_SYMBOL(pnp_add_card_id);
#endif /* 0 */ #endif /* 0 */
EXPORT_SYMBOL(pnp_request_card_device); EXPORT_SYMBOL(pnp_request_card_device);
EXPORT_SYMBOL(pnp_release_card_device); EXPORT_SYMBOL(pnp_release_card_device);
EXPORT_SYMBOL(pnp_register_card_driver); EXPORT_SYMBOL(pnp_register_card_driver);
......
drivers/pnp/core.c
浏览文件 @ 9dd78466
...@@ -18,7 +18,6 @@ ...@@ -18,7 +18,6 @@
#include "base.h" #include "base.h"
static LIST_HEAD(pnp_protocols); static LIST_HEAD(pnp_protocols);
LIST_HEAD(pnp_global); LIST_HEAD(pnp_global);
DEFINE_SPINLOCK(pnp_lock); DEFINE_SPINLOCK(pnp_lock);
...@@ -36,7 +35,7 @@ void *pnp_alloc(long size) ...@@ -36,7 +35,7 @@ void *pnp_alloc(long size)
void *result; void *result;
result = kzalloc(size, GFP_KERNEL); result = kzalloc(size, GFP_KERNEL);
if (!result){ if (!result) {
printk(KERN_ERR "pnp: Out of Memory\n"); printk(KERN_ERR "pnp: Out of Memory\n");
return NULL; return NULL;
} }
...@@ -53,7 +52,7 @@ void *pnp_alloc(long size) ...@@ -53,7 +52,7 @@ void *pnp_alloc(long size)
int pnp_register_protocol(struct pnp_protocol *protocol) int pnp_register_protocol(struct pnp_protocol *protocol)
{ {
int nodenum; int nodenum;
struct list_head * pos; struct list_head *pos;
if (!protocol) if (!protocol)
return -EINVAL; return -EINVAL;
...@@ -64,9 +63,9 @@ int pnp_register_protocol(struct pnp_protocol *protocol) ...@@ -64,9 +63,9 @@ int pnp_register_protocol(struct pnp_protocol *protocol)
spin_lock(&pnp_lock); spin_lock(&pnp_lock);
/* assign the lowest unused number */ /* assign the lowest unused number */
list_for_each(pos,&pnp_protocols) { list_for_each(pos, &pnp_protocols) {
struct pnp_protocol * cur = to_pnp_protocol(pos); struct pnp_protocol *cur = to_pnp_protocol(pos);
if (cur->number == nodenum){ if (cur->number == nodenum) {
pos = &pnp_protocols; pos = &pnp_protocols;
nodenum++; nodenum++;
} }
...@@ -93,11 +92,10 @@ void pnp_unregister_protocol(struct pnp_protocol *protocol) ...@@ -93,11 +92,10 @@ void pnp_unregister_protocol(struct pnp_protocol *protocol)
device_unregister(&protocol->dev); device_unregister(&protocol->dev);
} }
static void pnp_free_ids(struct pnp_dev *dev) static void pnp_free_ids(struct pnp_dev *dev)
{ {
struct pnp_id * id; struct pnp_id *id;
struct pnp_id * next; struct pnp_id *next;
if (!dev) if (!dev)
return; return;
id = dev->id; id = dev->id;
...@@ -110,7 +108,7 @@ static void pnp_free_ids(struct pnp_dev *dev) ...@@ -110,7 +108,7 @@ static void pnp_free_ids(struct pnp_dev *dev)
static void pnp_release_device(struct device *dmdev) static void pnp_release_device(struct device *dmdev)
{ {
struct pnp_dev * dev = to_pnp_dev(dmdev); struct pnp_dev *dev = to_pnp_dev(dmdev);
pnp_free_option(dev->independent); pnp_free_option(dev->independent);
pnp_free_option(dev->dependent); pnp_free_option(dev->dependent);
pnp_free_ids(dev); pnp_free_ids(dev);
...@@ -149,7 +147,8 @@ int pnp_add_device(struct pnp_dev *dev) ...@@ -149,7 +147,8 @@ int pnp_add_device(struct pnp_dev *dev)
if (!dev || !dev->protocol || dev->card) if (!dev || !dev->protocol || dev->card)
return -EINVAL; return -EINVAL;
dev->dev.parent = &dev->protocol->dev; dev->dev.parent = &dev->protocol->dev;
sprintf(dev->dev.bus_id, "%02x:%02x", dev->protocol->number, dev->number); sprintf(dev->dev.bus_id, "%02x:%02x", dev->protocol->number,
dev->number);
return __pnp_add_device(dev); return __pnp_add_device(dev);
} }
...@@ -175,7 +174,7 @@ void pnp_remove_device(struct pnp_dev *dev) ...@@ -175,7 +174,7 @@ void pnp_remove_device(struct pnp_dev *dev)
return; return;
__pnp_remove_device(dev); __pnp_remove_device(dev);
} }
#endif /* 0 */ #endif /* 0 */
static int __init pnp_init(void) static int __init pnp_init(void)
{ {
...@@ -190,4 +189,4 @@ EXPORT_SYMBOL(pnp_register_protocol); ...@@ -190,4 +189,4 @@ EXPORT_SYMBOL(pnp_register_protocol);
EXPORT_SYMBOL(pnp_unregister_protocol); EXPORT_SYMBOL(pnp_unregister_protocol);
EXPORT_SYMBOL(pnp_add_device); EXPORT_SYMBOL(pnp_add_device);
EXPORT_SYMBOL(pnp_remove_device); EXPORT_SYMBOL(pnp_remove_device);
#endif /* 0 */ #endif /* 0 */
drivers/pnp/driver.c
浏览文件 @ 9dd78466
...@@ -17,11 +17,9 @@ static int compare_func(const char *ida, const char *idb) ...@@ -17,11 +17,9 @@ static int compare_func(const char *ida, const char *idb)
{ {
int i; int i;
/* we only need to compare the last 4 chars */ /* we only need to compare the last 4 chars */
for (i=3; i<7; i++) for (i = 3; i < 7; i++) {
{
if (ida[i] != 'X' && if (ida[i] != 'X' &&
idb[i] != 'X' && idb[i] != 'X' && toupper(ida[i]) != toupper(idb[i]))
toupper(ida[i]) != toupper(idb[i]))
return 0; return 0;
} }
return 1; return 1;
...@@ -31,18 +29,19 @@ int compare_pnp_id(struct pnp_id *pos, const char *id) ...@@ -31,18 +29,19 @@ int compare_pnp_id(struct pnp_id *pos, const char *id)
{ {
if (!pos || !id || (strlen(id) != 7)) if (!pos || !id || (strlen(id) != 7))
return 0; return 0;
if (memcmp(id,"ANYDEVS",7)==0) if (memcmp(id, "ANYDEVS", 7) == 0)
return 1; return 1;
while (pos){ while (pos) {
if (memcmp(pos->id,id,3)==0) if (memcmp(pos->id, id, 3) == 0)
if (compare_func(pos->id,id)==1) if (compare_func(pos->id, id) == 1)
return 1; return 1;
pos = pos->next; pos = pos->next;
} }
return 0; return 0;
} }
static const struct pnp_device_id * match_device(struct pnp_driver *drv, struct pnp_dev *dev) static const struct pnp_device_id *match_device(struct pnp_driver *drv,
struct pnp_dev *dev)
{ {
const struct pnp_device_id *drv_id = drv->id_table; const struct pnp_device_id *drv_id = drv->id_table;
if (!drv_id) if (!drv_id)
...@@ -59,7 +58,7 @@ static const struct pnp_device_id * match_device(struct pnp_driver *drv, struct ...@@ -59,7 +58,7 @@ static const struct pnp_device_id * match_device(struct pnp_driver *drv, struct
int pnp_device_attach(struct pnp_dev *pnp_dev) int pnp_device_attach(struct pnp_dev *pnp_dev)
{ {
spin_lock(&pnp_lock); spin_lock(&pnp_lock);
if(pnp_dev->status != PNP_READY){ if (pnp_dev->status != PNP_READY) {
spin_unlock(&pnp_lock); spin_unlock(&pnp_lock);
return -EBUSY; return -EBUSY;
} }
...@@ -86,7 +85,8 @@ static int pnp_device_probe(struct device *dev) ...@@ -86,7 +85,8 @@ static int pnp_device_probe(struct device *dev)
pnp_dev = to_pnp_dev(dev); pnp_dev = to_pnp_dev(dev);
pnp_drv = to_pnp_driver(dev->driver); pnp_drv = to_pnp_driver(dev->driver);
pnp_dbg("match found with the PnP device '%s' and the driver '%s'", dev->bus_id,pnp_drv->name); pnp_dbg("match found with the PnP device '%s' and the driver '%s'",
dev->bus_id, pnp_drv->name);
error = pnp_device_attach(pnp_dev); error = pnp_device_attach(pnp_dev);
if (error < 0) if (error < 0)
...@@ -99,7 +99,7 @@ static int pnp_device_probe(struct device *dev) ...@@ -99,7 +99,7 @@ static int pnp_device_probe(struct device *dev)
return error; return error;
} }
} else if ((pnp_drv->flags & PNP_DRIVER_RES_DISABLE) } else if ((pnp_drv->flags & PNP_DRIVER_RES_DISABLE)
== PNP_DRIVER_RES_DISABLE) { == PNP_DRIVER_RES_DISABLE) {
error = pnp_disable_dev(pnp_dev); error = pnp_disable_dev(pnp_dev);
if (error < 0) if (error < 0)
return error; return error;
...@@ -110,22 +110,22 @@ static int pnp_device_probe(struct device *dev) ...@@ -110,22 +110,22 @@ static int pnp_device_probe(struct device *dev)
if (dev_id != NULL) if (dev_id != NULL)
error = pnp_drv->probe(pnp_dev, dev_id); error = pnp_drv->probe(pnp_dev, dev_id);
} }
if (error >= 0){ if (error >= 0) {
pnp_dev->driver = pnp_drv; pnp_dev->driver = pnp_drv;
error = 0; error = 0;
} else } else
goto fail; goto fail;
return error; return error;
fail: fail:
pnp_device_detach(pnp_dev); pnp_device_detach(pnp_dev);
return error; return error;
} }
static int pnp_device_remove(struct device *dev) static int pnp_device_remove(struct device *dev)
{ {
struct pnp_dev * pnp_dev = to_pnp_dev(dev); struct pnp_dev *pnp_dev = to_pnp_dev(dev);
struct pnp_driver * drv = pnp_dev->driver; struct pnp_driver *drv = pnp_dev->driver;
if (drv) { if (drv) {
if (drv->remove) if (drv->remove)
...@@ -138,8 +138,8 @@ static int pnp_device_remove(struct device *dev) ...@@ -138,8 +138,8 @@ static int pnp_device_remove(struct device *dev)
static int pnp_bus_match(struct device *dev, struct device_driver *drv) static int pnp_bus_match(struct device *dev, struct device_driver *drv)
{ {
struct pnp_dev * pnp_dev = to_pnp_dev(dev); struct pnp_dev *pnp_dev = to_pnp_dev(dev);
struct pnp_driver * pnp_drv = to_pnp_driver(drv); struct pnp_driver *pnp_drv = to_pnp_driver(drv);
if (match_device(pnp_drv, pnp_dev) == NULL) if (match_device(pnp_drv, pnp_dev) == NULL)
return 0; return 0;
return 1; return 1;
...@@ -147,8 +147,8 @@ static int pnp_bus_match(struct device *dev, struct device_driver *drv) ...@@ -147,8 +147,8 @@ static int pnp_bus_match(struct device *dev, struct device_driver *drv)
static int pnp_bus_suspend(struct device *dev, pm_message_t state) static int pnp_bus_suspend(struct device *dev, pm_message_t state)
{ {
struct pnp_dev * pnp_dev = to_pnp_dev(dev); struct pnp_dev *pnp_dev = to_pnp_dev(dev);
struct pnp_driver * pnp_drv = pnp_dev->driver; struct pnp_driver *pnp_drv = pnp_dev->driver;
int error; int error;
if (!pnp_drv) if (!pnp_drv)
...@@ -162,9 +162,9 @@ static int pnp_bus_suspend(struct device *dev, pm_message_t state) ...@@ -162,9 +162,9 @@ static int pnp_bus_suspend(struct device *dev, pm_message_t state)
if (!(pnp_drv->flags & PNP_DRIVER_RES_DO_NOT_CHANGE) && if (!(pnp_drv->flags & PNP_DRIVER_RES_DO_NOT_CHANGE) &&
pnp_can_disable(pnp_dev)) { pnp_can_disable(pnp_dev)) {
error = pnp_stop_dev(pnp_dev); error = pnp_stop_dev(pnp_dev);
if (error) if (error)
return error; return error;
} }
if (pnp_dev->protocol && pnp_dev->protocol->suspend) if (pnp_dev->protocol && pnp_dev->protocol->suspend)
...@@ -174,8 +174,8 @@ static int pnp_bus_suspend(struct device *dev, pm_message_t state) ...@@ -174,8 +174,8 @@ static int pnp_bus_suspend(struct device *dev, pm_message_t state)
static int pnp_bus_resume(struct device *dev) static int pnp_bus_resume(struct device *dev)
{ {
struct pnp_dev * pnp_dev = to_pnp_dev(dev); struct pnp_dev *pnp_dev = to_pnp_dev(dev);
struct pnp_driver * pnp_drv = pnp_dev->driver; struct pnp_driver *pnp_drv = pnp_dev->driver;
int error; int error;
if (!pnp_drv) if (!pnp_drv)
...@@ -197,10 +197,10 @@ static int pnp_bus_resume(struct device *dev) ...@@ -197,10 +197,10 @@ static int pnp_bus_resume(struct device *dev)
} }
struct bus_type pnp_bus_type = { struct bus_type pnp_bus_type = {
.name = "pnp", .name = "pnp",
.match = pnp_bus_match, .match = pnp_bus_match,
.probe = pnp_device_probe, .probe = pnp_device_probe,
.remove = pnp_device_remove, .remove = pnp_device_remove,
.suspend = pnp_bus_suspend, .suspend = pnp_bus_suspend,
.resume = pnp_bus_resume, .resume = pnp_bus_resume,
}; };
......
drivers/pnp/interface.c
浏览文件 @ 9dd78466
...@@ -29,7 +29,7 @@ struct pnp_info_buffer { ...@@ -29,7 +29,7 @@ struct pnp_info_buffer {
typedef struct pnp_info_buffer pnp_info_buffer_t; typedef struct pnp_info_buffer pnp_info_buffer_t;
static int pnp_printf(pnp_info_buffer_t * buffer, char *fmt,...) static int pnp_printf(pnp_info_buffer_t * buffer, char *fmt, ...)
{ {
va_list args; va_list args;
int res; int res;
...@@ -48,14 +48,18 @@ static int pnp_printf(pnp_info_buffer_t * buffer, char *fmt,...) ...@@ -48,14 +48,18 @@ static int pnp_printf(pnp_info_buffer_t * buffer, char *fmt,...)
return res; return res;
} }
static void pnp_print_port(pnp_info_buffer_t *buffer, char *space, struct pnp_port *port) static void pnp_print_port(pnp_info_buffer_t * buffer, char *space,
struct pnp_port *port)
{ {
pnp_printf(buffer, "%sport 0x%x-0x%x, align 0x%x, size 0x%x, %i-bit address decoding\n", pnp_printf(buffer,
space, port->min, port->max, port->align ? (port->align-1) : 0, port->size, "%sport 0x%x-0x%x, align 0x%x, size 0x%x, %i-bit address decoding\n",
port->flags & PNP_PORT_FLAG_16BITADDR ? 16 : 10); space, port->min, port->max,
port->align ? (port->align - 1) : 0, port->size,
port->flags & PNP_PORT_FLAG_16BITADDR ? 16 : 10);
} }
static void pnp_print_irq(pnp_info_buffer_t *buffer, char *space, struct pnp_irq *irq) static void pnp_print_irq(pnp_info_buffer_t * buffer, char *space,
struct pnp_irq *irq)
{ {
int first = 1, i; int first = 1, i;
...@@ -85,14 +89,15 @@ static void pnp_print_irq(pnp_info_buffer_t *buffer, char *space, struct pnp_irq ...@@ -85,14 +89,15 @@ static void pnp_print_irq(pnp_info_buffer_t *buffer, char *space, struct pnp_irq
pnp_printf(buffer, "\n"); pnp_printf(buffer, "\n");
} }
static void pnp_print_dma(pnp_info_buffer_t *buffer, char *space, struct pnp_dma *dma) static void pnp_print_dma(pnp_info_buffer_t * buffer, char *space,
struct pnp_dma *dma)
{ {
int first = 1, i; int first = 1, i;
char *s; char *s;
pnp_printf(buffer, "%sdma ", space); pnp_printf(buffer, "%sdma ", space);
for (i = 0; i < 8; i++) for (i = 0; i < 8; i++)
if (dma->map & (1<<i)) { if (dma->map & (1 << i)) {
if (!first) { if (!first) {
pnp_printf(buffer, ","); pnp_printf(buffer, ",");
} else { } else {
...@@ -136,12 +141,13 @@ static void pnp_print_dma(pnp_info_buffer_t *buffer, char *space, struct pnp_dma ...@@ -136,12 +141,13 @@ static void pnp_print_dma(pnp_info_buffer_t *buffer, char *space, struct pnp_dma
pnp_printf(buffer, " %s\n", s); pnp_printf(buffer, " %s\n", s);
} }
static void pnp_print_mem(pnp_info_buffer_t *buffer, char *space, struct pnp_mem *mem) static void pnp_print_mem(pnp_info_buffer_t * buffer, char *space,
struct pnp_mem *mem)
{ {
char *s; char *s;
pnp_printf(buffer, "%sMemory 0x%x-0x%x, align 0x%x, size 0x%x", pnp_printf(buffer, "%sMemory 0x%x-0x%x, align 0x%x, size 0x%x",
space, mem->min, mem->max, mem->align, mem->size); space, mem->min, mem->max, mem->align, mem->size);
if (mem->flags & IORESOURCE_MEM_WRITEABLE) if (mem->flags & IORESOURCE_MEM_WRITEABLE)
pnp_printf(buffer, ", writeable"); pnp_printf(buffer, ", writeable");
if (mem->flags & IORESOURCE_MEM_CACHEABLE) if (mem->flags & IORESOURCE_MEM_CACHEABLE)
...@@ -168,7 +174,7 @@ static void pnp_print_mem(pnp_info_buffer_t *buffer, char *space, struct pnp_mem ...@@ -168,7 +174,7 @@ static void pnp_print_mem(pnp_info_buffer_t *buffer, char *space, struct pnp_mem
pnp_printf(buffer, ", %s\n", s); pnp_printf(buffer, ", %s\n", s);
} }
static void pnp_print_option(pnp_info_buffer_t *buffer, char *space, static void pnp_print_option(pnp_info_buffer_t * buffer, char *space,
struct pnp_option *option, int dep) struct pnp_option *option, int dep)
{ {
char *s; char *s;
...@@ -179,19 +185,19 @@ static void pnp_print_option(pnp_info_buffer_t *buffer, char *space, ...@@ -179,19 +185,19 @@ static void pnp_print_option(pnp_info_buffer_t *buffer, char *space,
if (dep) { if (dep) {
switch (option->priority) { switch (option->priority) {
case PNP_RES_PRIORITY_PREFERRED: case PNP_RES_PRIORITY_PREFERRED:
s = "preferred"; s = "preferred";
break; break;
case PNP_RES_PRIORITY_ACCEPTABLE: case PNP_RES_PRIORITY_ACCEPTABLE:
s = "acceptable"; s = "acceptable";
break; break;
case PNP_RES_PRIORITY_FUNCTIONAL: case PNP_RES_PRIORITY_FUNCTIONAL:
s = "functional"; s = "functional";
break; break;
default: default:
s = "invalid"; s = "invalid";
} }
pnp_printf(buffer, "Dependent: %02i - Priority %s\n",dep, s); pnp_printf(buffer, "Dependent: %02i - Priority %s\n", dep, s);
} }
for (port = option->port; port; port = port->next) for (port = option->port; port; port = port->next)
...@@ -204,16 +210,16 @@ static void pnp_print_option(pnp_info_buffer_t *buffer, char *space, ...@@ -204,16 +210,16 @@ static void pnp_print_option(pnp_info_buffer_t *buffer, char *space,
pnp_print_mem(buffer, space, mem); pnp_print_mem(buffer, space, mem);
} }
static ssize_t pnp_show_options(struct device *dmdev,
static ssize_t pnp_show_options(struct device *dmdev, struct device_attribute *attr, char *buf) struct device_attribute *attr, char *buf)
{ {
struct pnp_dev *dev = to_pnp_dev(dmdev); struct pnp_dev *dev = to_pnp_dev(dmdev);
struct pnp_option * independent = dev->independent; struct pnp_option *independent = dev->independent;
struct pnp_option * dependent = dev->dependent; struct pnp_option *dependent = dev->dependent;
int ret, dep = 1; int ret, dep = 1;
pnp_info_buffer_t *buffer = (pnp_info_buffer_t *) pnp_info_buffer_t *buffer = (pnp_info_buffer_t *)
pnp_alloc(sizeof(pnp_info_buffer_t)); pnp_alloc(sizeof(pnp_info_buffer_t));
if (!buffer) if (!buffer)
return -ENOMEM; return -ENOMEM;
...@@ -223,7 +229,7 @@ static ssize_t pnp_show_options(struct device *dmdev, struct device_attribute *a ...@@ -223,7 +229,7 @@ static ssize_t pnp_show_options(struct device *dmdev, struct device_attribute *a
if (independent) if (independent)
pnp_print_option(buffer, "", independent, 0); pnp_print_option(buffer, "", independent, 0);
while (dependent){ while (dependent) {
pnp_print_option(buffer, " ", dependent, dep); pnp_print_option(buffer, " ", dependent, dep);
dependent = dependent->next; dependent = dependent->next;
dep++; dep++;
...@@ -233,10 +239,11 @@ static ssize_t pnp_show_options(struct device *dmdev, struct device_attribute *a ...@@ -233,10 +239,11 @@ static ssize_t pnp_show_options(struct device *dmdev, struct device_attribute *a
return ret; return ret;
} }
static DEVICE_ATTR(options,S_IRUGO,pnp_show_options,NULL); static DEVICE_ATTR(options, S_IRUGO, pnp_show_options, NULL);
static ssize_t pnp_show_current_resources(struct device *dmdev, struct device_attribute *attr, char *buf) static ssize_t pnp_show_current_resources(struct device *dmdev,
struct device_attribute *attr,
char *buf)
{ {
struct pnp_dev *dev = to_pnp_dev(dmdev); struct pnp_dev *dev = to_pnp_dev(dmdev);
int i, ret; int i, ret;
...@@ -252,52 +259,56 @@ static ssize_t pnp_show_current_resources(struct device *dmdev, struct device_at ...@@ -252,52 +259,56 @@ static ssize_t pnp_show_current_resources(struct device *dmdev, struct device_at
buffer->buffer = buf; buffer->buffer = buf;
buffer->curr = buffer->buffer; buffer->curr = buffer->buffer;
pnp_printf(buffer,"state = "); pnp_printf(buffer, "state = ");
if (dev->active) if (dev->active)
pnp_printf(buffer,"active\n"); pnp_printf(buffer, "active\n");
else else
pnp_printf(buffer,"disabled\n"); pnp_printf(buffer, "disabled\n");
for (i = 0; i < PNP_MAX_PORT; i++) { for (i = 0; i < PNP_MAX_PORT; i++) {
if (pnp_port_valid(dev, i)) { if (pnp_port_valid(dev, i)) {
pnp_printf(buffer,"io"); pnp_printf(buffer, "io");
if (pnp_port_flags(dev, i) & IORESOURCE_DISABLED) if (pnp_port_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n"); pnp_printf(buffer, " disabled\n");
else else
pnp_printf(buffer," 0x%llx-0x%llx\n", pnp_printf(buffer, " 0x%llx-0x%llx\n",
(unsigned long long)pnp_port_start(dev, i), (unsigned long long)
(unsigned long long)pnp_port_end(dev, i)); pnp_port_start(dev, i),
(unsigned long long)pnp_port_end(dev,
i));
} }
} }
for (i = 0; i < PNP_MAX_MEM; i++) { for (i = 0; i < PNP_MAX_MEM; i++) {
if (pnp_mem_valid(dev, i)) { if (pnp_mem_valid(dev, i)) {
pnp_printf(buffer,"mem"); pnp_printf(buffer, "mem");
if (pnp_mem_flags(dev, i) & IORESOURCE_DISABLED) if (pnp_mem_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n"); pnp_printf(buffer, " disabled\n");
else else
pnp_printf(buffer," 0x%llx-0x%llx\n", pnp_printf(buffer, " 0x%llx-0x%llx\n",
(unsigned long long)pnp_mem_start(dev, i), (unsigned long long)
(unsigned long long)pnp_mem_end(dev, i)); pnp_mem_start(dev, i),
(unsigned long long)pnp_mem_end(dev,
i));
} }
} }
for (i = 0; i < PNP_MAX_IRQ; i++) { for (i = 0; i < PNP_MAX_IRQ; i++) {
if (pnp_irq_valid(dev, i)) { if (pnp_irq_valid(dev, i)) {
pnp_printf(buffer,"irq"); pnp_printf(buffer, "irq");
if (pnp_irq_flags(dev, i) & IORESOURCE_DISABLED) if (pnp_irq_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n"); pnp_printf(buffer, " disabled\n");
else else
pnp_printf(buffer," %lld\n", pnp_printf(buffer, " %lld\n",
(unsigned long long)pnp_irq(dev, i)); (unsigned long long)pnp_irq(dev, i));
} }
} }
for (i = 0; i < PNP_MAX_DMA; i++) { for (i = 0; i < PNP_MAX_DMA; i++) {
if (pnp_dma_valid(dev, i)) { if (pnp_dma_valid(dev, i)) {
pnp_printf(buffer,"dma"); pnp_printf(buffer, "dma");
if (pnp_dma_flags(dev, i) & IORESOURCE_DISABLED) if (pnp_dma_flags(dev, i) & IORESOURCE_DISABLED)
pnp_printf(buffer," disabled\n"); pnp_printf(buffer, " disabled\n");
else else
pnp_printf(buffer," %lld\n", pnp_printf(buffer, " %lld\n",
(unsigned long long)pnp_dma(dev, i)); (unsigned long long)pnp_dma(dev, i));
} }
} }
ret = (buffer->curr - buf); ret = (buffer->curr - buf);
...@@ -308,55 +319,57 @@ static ssize_t pnp_show_current_resources(struct device *dmdev, struct device_at ...@@ -308,55 +319,57 @@ static ssize_t pnp_show_current_resources(struct device *dmdev, struct device_at
extern struct semaphore pnp_res_mutex; extern struct semaphore pnp_res_mutex;
static ssize_t static ssize_t
pnp_set_current_resources(struct device * dmdev, struct device_attribute *attr, const char * ubuf, size_t count) pnp_set_current_resources(struct device *dmdev, struct device_attribute *attr,
const char *ubuf, size_t count)
{ {
struct pnp_dev *dev = to_pnp_dev(dmdev); struct pnp_dev *dev = to_pnp_dev(dmdev);
char *buf = (void *)ubuf; char *buf = (void *)ubuf;
int retval = 0; int retval = 0;
if (dev->status & PNP_ATTACHED) { if (dev->status & PNP_ATTACHED) {
retval = -EBUSY; retval = -EBUSY;
pnp_info("Device %s cannot be configured because it is in use.", dev->dev.bus_id); pnp_info("Device %s cannot be configured because it is in use.",
dev->dev.bus_id);
goto done; goto done;
} }
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
if (!strnicmp(buf,"disable",7)) { if (!strnicmp(buf, "disable", 7)) {
retval = pnp_disable_dev(dev); retval = pnp_disable_dev(dev);
goto done; goto done;
} }
if (!strnicmp(buf,"activate",8)) { if (!strnicmp(buf, "activate", 8)) {
retval = pnp_activate_dev(dev); retval = pnp_activate_dev(dev);
goto done; goto done;
} }
if (!strnicmp(buf,"fill",4)) { if (!strnicmp(buf, "fill", 4)) {
if (dev->active) if (dev->active)
goto done; goto done;
retval = pnp_auto_config_dev(dev); retval = pnp_auto_config_dev(dev);
goto done; goto done;
} }
if (!strnicmp(buf,"auto",4)) { if (!strnicmp(buf, "auto", 4)) {
if (dev->active) if (dev->active)
goto done; goto done;
pnp_init_resource_table(&dev->res); pnp_init_resource_table(&dev->res);
retval = pnp_auto_config_dev(dev); retval = pnp_auto_config_dev(dev);
goto done; goto done;
} }
if (!strnicmp(buf,"clear",5)) { if (!strnicmp(buf, "clear", 5)) {
if (dev->active) if (dev->active)
goto done; goto done;
pnp_init_resource_table(&dev->res); pnp_init_resource_table(&dev->res);
goto done; goto done;
} }
if (!strnicmp(buf,"get",3)) { if (!strnicmp(buf, "get", 3)) {
down(&pnp_res_mutex); down(&pnp_res_mutex);
if (pnp_can_read(dev)) if (pnp_can_read(dev))
dev->protocol->get(dev, &dev->res); dev->protocol->get(dev, &dev->res);
up(&pnp_res_mutex); up(&pnp_res_mutex);
goto done; goto done;
} }
if (!strnicmp(buf,"set",3)) { if (!strnicmp(buf, "set", 3)) {
int nport = 0, nmem = 0, nirq = 0, ndma = 0; int nport = 0, nmem = 0, nirq = 0, ndma = 0;
if (dev->active) if (dev->active)
goto done; goto done;
...@@ -366,65 +379,77 @@ pnp_set_current_resources(struct device * dmdev, struct device_attribute *attr, ...@@ -366,65 +379,77 @@ pnp_set_current_resources(struct device * dmdev, struct device_attribute *attr,
while (1) { while (1) {
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
if (!strnicmp(buf,"io",2)) { if (!strnicmp(buf, "io", 2)) {
buf += 2; buf += 2;
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
dev->res.port_resource[nport].start = simple_strtoul(buf,&buf,0); dev->res.port_resource[nport].start =
simple_strtoul(buf, &buf, 0);
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
if(*buf == '-') { if (*buf == '-') {
buf += 1; buf += 1;
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
dev->res.port_resource[nport].end = simple_strtoul(buf,&buf,0); dev->res.port_resource[nport].end =
simple_strtoul(buf, &buf, 0);
} else } else
dev->res.port_resource[nport].end = dev->res.port_resource[nport].start; dev->res.port_resource[nport].end =
dev->res.port_resource[nport].flags = IORESOURCE_IO; dev->res.port_resource[nport].start;
dev->res.port_resource[nport].flags =
IORESOURCE_IO;
nport++; nport++;
if (nport >= PNP_MAX_PORT) if (nport >= PNP_MAX_PORT)
break; break;
continue; continue;
} }
if (!strnicmp(buf,"mem",3)) { if (!strnicmp(buf, "mem", 3)) {
buf += 3; buf += 3;
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
dev->res.mem_resource[nmem].start = simple_strtoul(buf,&buf,0); dev->res.mem_resource[nmem].start =
simple_strtoul(buf, &buf, 0);
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
if(*buf == '-') { if (*buf == '-') {
buf += 1; buf += 1;
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
dev->res.mem_resource[nmem].end = simple_strtoul(buf,&buf,0); dev->res.mem_resource[nmem].end =
simple_strtoul(buf, &buf, 0);
} else } else
dev->res.mem_resource[nmem].end = dev->res.mem_resource[nmem].start; dev->res.mem_resource[nmem].end =
dev->res.mem_resource[nmem].flags = IORESOURCE_MEM; dev->res.mem_resource[nmem].start;
dev->res.mem_resource[nmem].flags =
IORESOURCE_MEM;
nmem++; nmem++;
if (nmem >= PNP_MAX_MEM) if (nmem >= PNP_MAX_MEM)
break; break;
continue; continue;
} }
if (!strnicmp(buf,"irq",3)) { if (!strnicmp(buf, "irq", 3)) {
buf += 3; buf += 3;
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
dev->res.irq_resource[nirq].start = dev->res.irq_resource[nirq].start =
dev->res.irq_resource[nirq].end = simple_strtoul(buf,&buf,0); dev->res.irq_resource[nirq].end =
dev->res.irq_resource[nirq].flags = IORESOURCE_IRQ; simple_strtoul(buf, &buf, 0);
dev->res.irq_resource[nirq].flags =
IORESOURCE_IRQ;
nirq++; nirq++;
if (nirq >= PNP_MAX_IRQ) if (nirq >= PNP_MAX_IRQ)
break; break;
continue; continue;
} }
if (!strnicmp(buf,"dma",3)) { if (!strnicmp(buf, "dma", 3)) {
buf += 3; buf += 3;
while (isspace(*buf)) while (isspace(*buf))
++buf; ++buf;
dev->res.dma_resource[ndma].start = dev->res.dma_resource[ndma].start =
dev->res.dma_resource[ndma].end = simple_strtoul(buf,&buf,0); dev->res.dma_resource[ndma].end =
dev->res.dma_resource[ndma].flags = IORESOURCE_DMA; simple_strtoul(buf, &buf, 0);
dev->res.dma_resource[ndma].flags =
IORESOURCE_DMA;
ndma++; ndma++;
if (ndma >= PNP_MAX_DMA) if (ndma >= PNP_MAX_DMA)
break; break;
...@@ -435,45 +460,49 @@ pnp_set_current_resources(struct device * dmdev, struct device_attribute *attr, ...@@ -435,45 +460,49 @@ pnp_set_current_resources(struct device * dmdev, struct device_attribute *attr,
up(&pnp_res_mutex); up(&pnp_res_mutex);
goto done; goto done;
} }
done: done:
if (retval < 0) if (retval < 0)
return retval; return retval;
return count; return count;
} }
static DEVICE_ATTR(resources,S_IRUGO | S_IWUSR, static DEVICE_ATTR(resources, S_IRUGO | S_IWUSR,
pnp_show_current_resources,pnp_set_current_resources); pnp_show_current_resources, pnp_set_current_resources);
static ssize_t pnp_show_current_ids(struct device *dmdev, struct device_attribute *attr, char *buf) static ssize_t pnp_show_current_ids(struct device *dmdev,
struct device_attribute *attr, char *buf)
{ {
char *str = buf; char *str = buf;
struct pnp_dev *dev = to_pnp_dev(dmdev); struct pnp_dev *dev = to_pnp_dev(dmdev);
struct pnp_id * pos = dev->id; struct pnp_id *pos = dev->id;
while (pos) { while (pos) {
str += sprintf(str,"%s\n", pos->id); str += sprintf(str, "%s\n", pos->id);
pos = pos->next; pos = pos->next;
} }
return (str - buf); return (str - buf);
} }
static DEVICE_ATTR(id,S_IRUGO,pnp_show_current_ids,NULL); static DEVICE_ATTR(id, S_IRUGO, pnp_show_current_ids, NULL);
int pnp_interface_attach_device(struct pnp_dev *dev) int pnp_interface_attach_device(struct pnp_dev *dev)
{ {
int rc = device_create_file(&dev->dev,&dev_attr_options); int rc = device_create_file(&dev->dev, &dev_attr_options);
if (rc) goto err; if (rc)
rc = device_create_file(&dev->dev,&dev_attr_resources); goto err;
if (rc) goto err_opt; rc = device_create_file(&dev->dev, &dev_attr_resources);
rc = device_create_file(&dev->dev,&dev_attr_id); if (rc)
if (rc) goto err_res; goto err_opt;
rc = device_create_file(&dev->dev, &dev_attr_id);
if (rc)
goto err_res;
return 0; return 0;
err_res: err_res:
device_remove_file(&dev->dev,&dev_attr_resources); device_remove_file(&dev->dev, &dev_attr_resources);
err_opt: err_opt:
device_remove_file(&dev->dev,&dev_attr_options); device_remove_file(&dev->dev, &dev_attr_options);
err: err:
return rc; return rc;
} }
drivers/pnp/isapnp/compat.c
浏览文件 @ 9dd78466
...@@ -5,28 +5,26 @@ ...@@ -5,28 +5,26 @@
* Copyright 2002 Adam Belay <ambx1@neo.rr.com> * Copyright 2002 Adam Belay <ambx1@neo.rr.com>
* *
*/ */
/* TODO: see if more isapnp functions are needed here */ /* TODO: see if more isapnp functions are needed here */
#include <linux/module.h> #include <linux/module.h>
#include <linux/isapnp.h> #include <linux/isapnp.h>
#include <linux/string.h> #include <linux/string.h>
static void pnp_convert_id(char *buf, unsigned short vendor, unsigned short device) static void pnp_convert_id(char *buf, unsigned short vendor,
unsigned short device)
{ {
sprintf(buf, "%c%c%c%x%x%x%x", sprintf(buf, "%c%c%c%x%x%x%x",
'A' + ((vendor >> 2) & 0x3f) - 1, 'A' + ((vendor >> 2) & 0x3f) - 1,
'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1, 'A' + (((vendor & 3) << 3) | ((vendor >> 13) & 7)) - 1,
'A' + ((vendor >> 8) & 0x1f) - 1, 'A' + ((vendor >> 8) & 0x1f) - 1,
(device >> 4) & 0x0f, (device >> 4) & 0x0f,
device & 0x0f, device & 0x0f, (device >> 12) & 0x0f, (device >> 8) & 0x0f);
(device >> 12) & 0x0f,
(device >> 8) & 0x0f);
} }
struct pnp_card *pnp_find_card(unsigned short vendor, struct pnp_card *pnp_find_card(unsigned short vendor,
unsigned short device, unsigned short device, struct pnp_card *from)
struct pnp_card *from)
{ {
char id[8]; char id[8];
char any[8]; char any[8];
...@@ -38,7 +36,7 @@ struct pnp_card *pnp_find_card(unsigned short vendor, ...@@ -38,7 +36,7 @@ struct pnp_card *pnp_find_card(unsigned short vendor,
while (list != &pnp_cards) { while (list != &pnp_cards) {
struct pnp_card *card = global_to_pnp_card(list); struct pnp_card *card = global_to_pnp_card(list);
if (compare_pnp_id(card->id,id) || (memcmp(id,any,7)==0)) if (compare_pnp_id(card->id, id) || (memcmp(id, any, 7) == 0))
return card; return card;
list = list->next; list = list->next;
} }
...@@ -47,8 +45,7 @@ struct pnp_card *pnp_find_card(unsigned short vendor, ...@@ -47,8 +45,7 @@ struct pnp_card *pnp_find_card(unsigned short vendor,
struct pnp_dev *pnp_find_dev(struct pnp_card *card, struct pnp_dev *pnp_find_dev(struct pnp_card *card,
unsigned short vendor, unsigned short vendor,
unsigned short function, unsigned short function, struct pnp_dev *from)
struct pnp_dev *from)
{ {
char id[8]; char id[8];
char any[8]; char any[8];
...@@ -63,7 +60,8 @@ struct pnp_dev *pnp_find_dev(struct pnp_card *card, ...@@ -63,7 +60,8 @@ struct pnp_dev *pnp_find_dev(struct pnp_card *card,
while (list != &pnp_global) { while (list != &pnp_global) {
struct pnp_dev *dev = global_to_pnp_dev(list); struct pnp_dev *dev = global_to_pnp_dev(list);
if (compare_pnp_id(dev->id,id) || (memcmp(id,any,7)==0)) if (compare_pnp_id(dev->id, id)
|| (memcmp(id, any, 7) == 0))
return dev; return dev;
list = list->next; list = list->next;
} }
...@@ -78,7 +76,7 @@ struct pnp_dev *pnp_find_dev(struct pnp_card *card, ...@@ -78,7 +76,7 @@ struct pnp_dev *pnp_find_dev(struct pnp_card *card,
} }
while (list != &card->devices) { while (list != &card->devices) {
struct pnp_dev *dev = card_to_pnp_dev(list); struct pnp_dev *dev = card_to_pnp_dev(list);
if (compare_pnp_id(dev->id,id)) if (compare_pnp_id(dev->id, id))
return dev; return dev;
list = list->next; list = list->next;
} }
......
drivers/pnp/isapnp/core.c
浏览文件 @ 9dd78466
此差异已折叠。
drivers/pnp/isapnp/proc.c
浏览文件 @ 9dd78466
...@@ -54,7 +54,8 @@ static loff_t isapnp_proc_bus_lseek(struct file *file, loff_t off, int whence) ...@@ -54,7 +54,8 @@ static loff_t isapnp_proc_bus_lseek(struct file *file, loff_t off, int whence)
return (file->f_pos = new); return (file->f_pos = new);
} }
static ssize_t isapnp_proc_bus_read(struct file *file, char __user *buf, size_t nbytes, loff_t *ppos) static ssize_t isapnp_proc_bus_read(struct file *file, char __user * buf,
size_t nbytes, loff_t * ppos)
{ {
struct inode *ino = file->f_path.dentry->d_inode; struct inode *ino = file->f_path.dentry->d_inode;
struct proc_dir_entry *dp = PDE(ino); struct proc_dir_entry *dp = PDE(ino);
...@@ -74,7 +75,7 @@ static ssize_t isapnp_proc_bus_read(struct file *file, char __user *buf, size_t ...@@ -74,7 +75,7 @@ static ssize_t isapnp_proc_bus_read(struct file *file, char __user *buf, size_t
return -EINVAL; return -EINVAL;
isapnp_cfg_begin(dev->card->number, dev->number); isapnp_cfg_begin(dev->card->number, dev->number);
for ( ; pos < 256 && cnt > 0; pos++, buf++, cnt--) { for (; pos < 256 && cnt > 0; pos++, buf++, cnt--) {
unsigned char val; unsigned char val;
val = isapnp_read_byte(pos); val = isapnp_read_byte(pos);
__put_user(val, buf); __put_user(val, buf);
...@@ -85,10 +86,9 @@ static ssize_t isapnp_proc_bus_read(struct file *file, char __user *buf, size_t ...@@ -85,10 +86,9 @@ static ssize_t isapnp_proc_bus_read(struct file *file, char __user *buf, size_t
return nbytes; return nbytes;
} }
static const struct file_operations isapnp_proc_bus_file_operations = static const struct file_operations isapnp_proc_bus_file_operations = {
{ .llseek = isapnp_proc_bus_lseek,
.llseek = isapnp_proc_bus_lseek, .read = isapnp_proc_bus_read,
.read = isapnp_proc_bus_read,
}; };
static int isapnp_proc_attach_device(struct pnp_dev *dev) static int isapnp_proc_attach_device(struct pnp_dev *dev)
...@@ -145,7 +145,7 @@ int __init isapnp_proc_init(void) ...@@ -145,7 +145,7 @@ int __init isapnp_proc_init(void)
{ {
struct pnp_dev *dev; struct pnp_dev *dev;
isapnp_proc_bus_dir = proc_mkdir("isapnp", proc_bus); isapnp_proc_bus_dir = proc_mkdir("isapnp", proc_bus);
protocol_for_each_dev(&isapnp_protocol,dev) { protocol_for_each_dev(&isapnp_protocol, dev) {
isapnp_proc_attach_device(dev); isapnp_proc_attach_device(dev);
} }
return 0; return 0;
......
drivers/pnp/manager.c
浏览文件 @ 9dd78466
...@@ -26,7 +26,8 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx) ...@@ -26,7 +26,8 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx)
return -EINVAL; return -EINVAL;
if (idx >= PNP_MAX_PORT) { if (idx >= PNP_MAX_PORT) {
pnp_err("More than 4 ports is incompatible with pnp specifications."); pnp_err
("More than 4 ports is incompatible with pnp specifications.");
/* pretend we were successful so at least the manager won't try again */ /* pretend we were successful so at least the manager won't try again */
return 1; return 1;
} }
...@@ -41,11 +42,11 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx) ...@@ -41,11 +42,11 @@ static int pnp_assign_port(struct pnp_dev *dev, struct pnp_port *rule, int idx)
/* set the initial values */ /* set the initial values */
*flags |= rule->flags | IORESOURCE_IO; *flags |= rule->flags | IORESOURCE_IO;
*flags &= ~IORESOURCE_UNSET; *flags &= ~IORESOURCE_UNSET;
if (!rule->size) { if (!rule->size) {
*flags |= IORESOURCE_DISABLED; *flags |= IORESOURCE_DISABLED;
return 1; /* skip disabled resource requests */ return 1; /* skip disabled resource requests */
} }
*start = rule->min; *start = rule->min;
...@@ -70,7 +71,8 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx) ...@@ -70,7 +71,8 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
return -EINVAL; return -EINVAL;
if (idx >= PNP_MAX_MEM) { if (idx >= PNP_MAX_MEM) {
pnp_err("More than 8 mems is incompatible with pnp specifications."); pnp_err
("More than 8 mems is incompatible with pnp specifications.");
/* pretend we were successful so at least the manager won't try again */ /* pretend we were successful so at least the manager won't try again */
return 1; return 1;
} }
...@@ -85,7 +87,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx) ...@@ -85,7 +87,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
/* set the initial values */ /* set the initial values */
*flags |= rule->flags | IORESOURCE_MEM; *flags |= rule->flags | IORESOURCE_MEM;
*flags &= ~IORESOURCE_UNSET; *flags &= ~IORESOURCE_UNSET;
/* convert pnp flags to standard Linux flags */ /* convert pnp flags to standard Linux flags */
if (!(rule->flags & IORESOURCE_MEM_WRITEABLE)) if (!(rule->flags & IORESOURCE_MEM_WRITEABLE))
...@@ -99,11 +101,11 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx) ...@@ -99,11 +101,11 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
if (!rule->size) { if (!rule->size) {
*flags |= IORESOURCE_DISABLED; *flags |= IORESOURCE_DISABLED;
return 1; /* skip disabled resource requests */ return 1; /* skip disabled resource requests */
} }
*start = rule->min; *start = rule->min;
*end = *start + rule->size -1; *end = *start + rule->size - 1;
/* run through until pnp_check_mem is happy */ /* run through until pnp_check_mem is happy */
while (!pnp_check_mem(dev, idx)) { while (!pnp_check_mem(dev, idx)) {
...@@ -115,7 +117,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx) ...@@ -115,7 +117,7 @@ static int pnp_assign_mem(struct pnp_dev *dev, struct pnp_mem *rule, int idx)
return 1; return 1;
} }
static int pnp_assign_irq(struct pnp_dev * dev, struct pnp_irq *rule, int idx) static int pnp_assign_irq(struct pnp_dev *dev, struct pnp_irq *rule, int idx)
{ {
resource_size_t *start, *end; resource_size_t *start, *end;
unsigned long *flags; unsigned long *flags;
...@@ -130,7 +132,8 @@ static int pnp_assign_irq(struct pnp_dev * dev, struct pnp_irq *rule, int idx) ...@@ -130,7 +132,8 @@ static int pnp_assign_irq(struct pnp_dev * dev, struct pnp_irq *rule, int idx)
return -EINVAL; return -EINVAL;
if (idx >= PNP_MAX_IRQ) { if (idx >= PNP_MAX_IRQ) {
pnp_err("More than 2 irqs is incompatible with pnp specifications."); pnp_err
("More than 2 irqs is incompatible with pnp specifications.");
/* pretend we were successful so at least the manager won't try again */ /* pretend we were successful so at least the manager won't try again */
return 1; return 1;
} }
...@@ -145,11 +148,11 @@ static int pnp_assign_irq(struct pnp_dev * dev, struct pnp_irq *rule, int idx) ...@@ -145,11 +148,11 @@ static int pnp_assign_irq(struct pnp_dev * dev, struct pnp_irq *rule, int idx)
/* set the initial values */ /* set the initial values */
*flags |= rule->flags | IORESOURCE_IRQ; *flags |= rule->flags | IORESOURCE_IRQ;
*flags &= ~IORESOURCE_UNSET; *flags &= ~IORESOURCE_UNSET;
if (bitmap_empty(rule->map, PNP_IRQ_NR)) { if (bitmap_empty(rule->map, PNP_IRQ_NR)) {
*flags |= IORESOURCE_DISABLED; *flags |= IORESOURCE_DISABLED;
return 1; /* skip disabled resource requests */ return 1; /* skip disabled resource requests */
} }
/* TBD: need check for >16 IRQ */ /* TBD: need check for >16 IRQ */
...@@ -159,9 +162,9 @@ static int pnp_assign_irq(struct pnp_dev * dev, struct pnp_irq *rule, int idx) ...@@ -159,9 +162,9 @@ static int pnp_assign_irq(struct pnp_dev * dev, struct pnp_irq *rule, int idx)
return 1; return 1;
} }
for (i = 0; i < 16; i++) { for (i = 0; i < 16; i++) {
if(test_bit(xtab[i], rule->map)) { if (test_bit(xtab[i], rule->map)) {
*start = *end = xtab[i]; *start = *end = xtab[i];
if(pnp_check_irq(dev, idx)) if (pnp_check_irq(dev, idx))
return 1; return 1;
} }
} }
...@@ -183,7 +186,8 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx) ...@@ -183,7 +186,8 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx)
return -EINVAL; return -EINVAL;
if (idx >= PNP_MAX_DMA) { if (idx >= PNP_MAX_DMA) {
pnp_err("More than 2 dmas is incompatible with pnp specifications."); pnp_err
("More than 2 dmas is incompatible with pnp specifications.");
/* pretend we were successful so at least the manager won't try again */ /* pretend we were successful so at least the manager won't try again */
return 1; return 1;
} }
...@@ -198,17 +202,17 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx) ...@@ -198,17 +202,17 @@ static int pnp_assign_dma(struct pnp_dev *dev, struct pnp_dma *rule, int idx)
/* set the initial values */ /* set the initial values */
*flags |= rule->flags | IORESOURCE_DMA; *flags |= rule->flags | IORESOURCE_DMA;
*flags &= ~IORESOURCE_UNSET; *flags &= ~IORESOURCE_UNSET;
if (!rule->map) { if (!rule->map) {
*flags |= IORESOURCE_DISABLED; *flags |= IORESOURCE_DISABLED;
return 1; /* skip disabled resource requests */ return 1; /* skip disabled resource requests */
} }
for (i = 0; i < 8; i++) { for (i = 0; i < 8; i++) {
if(rule->map & (1<<xtab[i])) { if (rule->map & (1 << xtab[i])) {
*start = *end = xtab[i]; *start = *end = xtab[i];
if(pnp_check_dma(dev, idx)) if (pnp_check_dma(dev, idx))
return 1; return 1;
} }
} }
...@@ -227,25 +231,29 @@ void pnp_init_resource_table(struct pnp_resource_table *table) ...@@ -227,25 +231,29 @@ void pnp_init_resource_table(struct pnp_resource_table *table)
table->irq_resource[idx].name = NULL; table->irq_resource[idx].name = NULL;
table->irq_resource[idx].start = -1; table->irq_resource[idx].start = -1;
table->irq_resource[idx].end = -1; table->irq_resource[idx].end = -1;
table->irq_resource[idx].flags = IORESOURCE_IRQ | IORESOURCE_AUTO | IORESOURCE_UNSET; table->irq_resource[idx].flags =
IORESOURCE_IRQ | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
for (idx = 0; idx < PNP_MAX_DMA; idx++) { for (idx = 0; idx < PNP_MAX_DMA; idx++) {
table->dma_resource[idx].name = NULL; table->dma_resource[idx].name = NULL;
table->dma_resource[idx].start = -1; table->dma_resource[idx].start = -1;
table->dma_resource[idx].end = -1; table->dma_resource[idx].end = -1;
table->dma_resource[idx].flags = IORESOURCE_DMA | IORESOURCE_AUTO | IORESOURCE_UNSET; table->dma_resource[idx].flags =
IORESOURCE_DMA | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
for (idx = 0; idx < PNP_MAX_PORT; idx++) { for (idx = 0; idx < PNP_MAX_PORT; idx++) {
table->port_resource[idx].name = NULL; table->port_resource[idx].name = NULL;
table->port_resource[idx].start = 0; table->port_resource[idx].start = 0;
table->port_resource[idx].end = 0; table->port_resource[idx].end = 0;
table->port_resource[idx].flags = IORESOURCE_IO | IORESOURCE_AUTO | IORESOURCE_UNSET; table->port_resource[idx].flags =
IORESOURCE_IO | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
for (idx = 0; idx < PNP_MAX_MEM; idx++) { for (idx = 0; idx < PNP_MAX_MEM; idx++) {
table->mem_resource[idx].name = NULL; table->mem_resource[idx].name = NULL;
table->mem_resource[idx].start = 0; table->mem_resource[idx].start = 0;
table->mem_resource[idx].end = 0; table->mem_resource[idx].end = 0;
table->mem_resource[idx].flags = IORESOURCE_MEM | IORESOURCE_AUTO | IORESOURCE_UNSET; table->mem_resource[idx].flags =
IORESOURCE_MEM | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
} }
...@@ -254,7 +262,7 @@ void pnp_init_resource_table(struct pnp_resource_table *table) ...@@ -254,7 +262,7 @@ void pnp_init_resource_table(struct pnp_resource_table *table)
* @res: the resources to clean * @res: the resources to clean
* *
*/ */
static void pnp_clean_resource_table(struct pnp_resource_table * res) static void pnp_clean_resource_table(struct pnp_resource_table *res)
{ {
int idx; int idx;
for (idx = 0; idx < PNP_MAX_IRQ; idx++) { for (idx = 0; idx < PNP_MAX_IRQ; idx++) {
...@@ -262,28 +270,32 @@ static void pnp_clean_resource_table(struct pnp_resource_table * res) ...@@ -262,28 +270,32 @@ static void pnp_clean_resource_table(struct pnp_resource_table * res)
continue; continue;
res->irq_resource[idx].start = -1; res->irq_resource[idx].start = -1;
res->irq_resource[idx].end = -1; res->irq_resource[idx].end = -1;
res->irq_resource[idx].flags = IORESOURCE_IRQ | IORESOURCE_AUTO | IORESOURCE_UNSET; res->irq_resource[idx].flags =
IORESOURCE_IRQ | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
for (idx = 0; idx < PNP_MAX_DMA; idx++) { for (idx = 0; idx < PNP_MAX_DMA; idx++) {
if (!(res->dma_resource[idx].flags & IORESOURCE_AUTO)) if (!(res->dma_resource[idx].flags & IORESOURCE_AUTO))
continue; continue;
res->dma_resource[idx].start = -1; res->dma_resource[idx].start = -1;
res->dma_resource[idx].end = -1; res->dma_resource[idx].end = -1;
res->dma_resource[idx].flags = IORESOURCE_DMA | IORESOURCE_AUTO | IORESOURCE_UNSET; res->dma_resource[idx].flags =
IORESOURCE_DMA | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
for (idx = 0; idx < PNP_MAX_PORT; idx++) { for (idx = 0; idx < PNP_MAX_PORT; idx++) {
if (!(res->port_resource[idx].flags & IORESOURCE_AUTO)) if (!(res->port_resource[idx].flags & IORESOURCE_AUTO))
continue; continue;
res->port_resource[idx].start = 0; res->port_resource[idx].start = 0;
res->port_resource[idx].end = 0; res->port_resource[idx].end = 0;
res->port_resource[idx].flags = IORESOURCE_IO | IORESOURCE_AUTO | IORESOURCE_UNSET; res->port_resource[idx].flags =
IORESOURCE_IO | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
for (idx = 0; idx < PNP_MAX_MEM; idx++) { for (idx = 0; idx < PNP_MAX_MEM; idx++) {
if (!(res->mem_resource[idx].flags & IORESOURCE_AUTO)) if (!(res->mem_resource[idx].flags & IORESOURCE_AUTO))
continue; continue;
res->mem_resource[idx].start = 0; res->mem_resource[idx].start = 0;
res->mem_resource[idx].end = 0; res->mem_resource[idx].end = 0;
res->mem_resource[idx].flags = IORESOURCE_MEM | IORESOURCE_AUTO | IORESOURCE_UNSET; res->mem_resource[idx].flags =
IORESOURCE_MEM | IORESOURCE_AUTO | IORESOURCE_UNSET;
} }
} }
...@@ -306,7 +318,7 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum) ...@@ -306,7 +318,7 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum)
return -ENODEV; return -ENODEV;
down(&pnp_res_mutex); down(&pnp_res_mutex);
pnp_clean_resource_table(&dev->res); /* start with a fresh slate */ pnp_clean_resource_table(&dev->res); /* start with a fresh slate */
if (dev->independent) { if (dev->independent) {
port = dev->independent->port; port = dev->independent->port;
mem = dev->independent->mem; mem = dev->independent->mem;
...@@ -341,10 +353,11 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum) ...@@ -341,10 +353,11 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum)
if (depnum) { if (depnum) {
struct pnp_option *dep; struct pnp_option *dep;
int i; int i;
for (i=1,dep=dev->dependent; i<depnum; i++, dep=dep->next) for (i = 1, dep = dev->dependent; i < depnum;
if(!dep) i++, dep = dep->next)
if (!dep)
goto fail; goto fail;
port =dep->port; port = dep->port;
mem = dep->mem; mem = dep->mem;
irq = dep->irq; irq = dep->irq;
dma = dep->dma; dma = dep->dma;
...@@ -378,7 +391,7 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum) ...@@ -378,7 +391,7 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum)
up(&pnp_res_mutex); up(&pnp_res_mutex);
return 1; return 1;
fail: fail:
pnp_clean_resource_table(&dev->res); pnp_clean_resource_table(&dev->res);
up(&pnp_res_mutex); up(&pnp_res_mutex);
return 0; return 0;
...@@ -392,10 +405,11 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum) ...@@ -392,10 +405,11 @@ static int pnp_assign_resources(struct pnp_dev *dev, int depnum)
* *
* This function can be used by drivers that want to manually set thier resources. * This function can be used by drivers that want to manually set thier resources.
*/ */
int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table * res, int mode) int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table *res,
int mode)
{ {
int i; int i;
struct pnp_resource_table * bak; struct pnp_resource_table *bak;
if (!dev || !res) if (!dev || !res)
return -EINVAL; return -EINVAL;
if (!pnp_can_configure(dev)) if (!pnp_can_configure(dev))
...@@ -409,19 +423,19 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table * res, ...@@ -409,19 +423,19 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table * res,
dev->res = *res; dev->res = *res;
if (!(mode & PNP_CONFIG_FORCE)) { if (!(mode & PNP_CONFIG_FORCE)) {
for (i = 0; i < PNP_MAX_PORT; i++) { for (i = 0; i < PNP_MAX_PORT; i++) {
if(!pnp_check_port(dev,i)) if (!pnp_check_port(dev, i))
goto fail; goto fail;
} }
for (i = 0; i < PNP_MAX_MEM; i++) { for (i = 0; i < PNP_MAX_MEM; i++) {
if(!pnp_check_mem(dev,i)) if (!pnp_check_mem(dev, i))
goto fail; goto fail;
} }
for (i = 0; i < PNP_MAX_IRQ; i++) { for (i = 0; i < PNP_MAX_IRQ; i++) {
if(!pnp_check_irq(dev,i)) if (!pnp_check_irq(dev, i))
goto fail; goto fail;
} }
for (i = 0; i < PNP_MAX_DMA; i++) { for (i = 0; i < PNP_MAX_DMA; i++) {
if(!pnp_check_dma(dev,i)) if (!pnp_check_dma(dev, i))
goto fail; goto fail;
} }
} }
...@@ -430,7 +444,7 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table * res, ...@@ -430,7 +444,7 @@ int pnp_manual_config_dev(struct pnp_dev *dev, struct pnp_resource_table * res,
kfree(bak); kfree(bak);
return 0; return 0;
fail: fail:
dev->res = *bak; dev->res = *bak;
up(&pnp_res_mutex); up(&pnp_res_mutex);
kfree(bak); kfree(bak);
...@@ -447,11 +461,12 @@ int pnp_auto_config_dev(struct pnp_dev *dev) ...@@ -447,11 +461,12 @@ int pnp_auto_config_dev(struct pnp_dev *dev)
struct pnp_option *dep; struct pnp_option *dep;
int i = 1; int i = 1;
if(!dev) if (!dev)
return -EINVAL; return -EINVAL;
if(!pnp_can_configure(dev)) { if (!pnp_can_configure(dev)) {
pnp_dbg("Device %s does not support resource configuration.", dev->dev.bus_id); pnp_dbg("Device %s does not support resource configuration.",
dev->dev.bus_id);
return -ENODEV; return -ENODEV;
} }
...@@ -482,11 +497,12 @@ int pnp_auto_config_dev(struct pnp_dev *dev) ...@@ -482,11 +497,12 @@ int pnp_auto_config_dev(struct pnp_dev *dev)
int pnp_start_dev(struct pnp_dev *dev) int pnp_start_dev(struct pnp_dev *dev)
{ {
if (!pnp_can_write(dev)) { if (!pnp_can_write(dev)) {
pnp_dbg("Device %s does not support activation.", dev->dev.bus_id); pnp_dbg("Device %s does not support activation.",
dev->dev.bus_id);
return -EINVAL; return -EINVAL;
} }
if (dev->protocol->set(dev, &dev->res)<0) { if (dev->protocol->set(dev, &dev->res) < 0) {
pnp_err("Failed to activate device %s.", dev->dev.bus_id); pnp_err("Failed to activate device %s.", dev->dev.bus_id);
return -EIO; return -EIO;
} }
...@@ -506,10 +522,11 @@ int pnp_start_dev(struct pnp_dev *dev) ...@@ -506,10 +522,11 @@ int pnp_start_dev(struct pnp_dev *dev)
int pnp_stop_dev(struct pnp_dev *dev) int pnp_stop_dev(struct pnp_dev *dev)
{ {
if (!pnp_can_disable(dev)) { if (!pnp_can_disable(dev)) {
pnp_dbg("Device %s does not support disabling.", dev->dev.bus_id); pnp_dbg("Device %s does not support disabling.",
dev->dev.bus_id);
return -EINVAL; return -EINVAL;
} }
if (dev->protocol->disable(dev)<0) { if (dev->protocol->disable(dev) < 0) {
pnp_err("Failed to disable device %s.", dev->dev.bus_id); pnp_err("Failed to disable device %s.", dev->dev.bus_id);
return -EIO; return -EIO;
} }
...@@ -532,7 +549,7 @@ int pnp_activate_dev(struct pnp_dev *dev) ...@@ -532,7 +549,7 @@ int pnp_activate_dev(struct pnp_dev *dev)
if (!dev) if (!dev)
return -EINVAL; return -EINVAL;
if (dev->active) { if (dev->active) {
return 0; /* the device is already active */ return 0; /* the device is already active */
} }
/* ensure resources are allocated */ /* ensure resources are allocated */
...@@ -558,10 +575,10 @@ int pnp_disable_dev(struct pnp_dev *dev) ...@@ -558,10 +575,10 @@ int pnp_disable_dev(struct pnp_dev *dev)
{ {
int error; int error;
if (!dev) if (!dev)
return -EINVAL; return -EINVAL;
if (!dev->active) { if (!dev->active) {
return 0; /* the device is already disabled */ return 0; /* the device is already disabled */
} }
error = pnp_stop_dev(dev); error = pnp_stop_dev(dev);
...@@ -586,7 +603,7 @@ int pnp_disable_dev(struct pnp_dev *dev) ...@@ -586,7 +603,7 @@ int pnp_disable_dev(struct pnp_dev *dev)
* *
*/ */
void pnp_resource_change(struct resource *resource, resource_size_t start, void pnp_resource_change(struct resource *resource, resource_size_t start,
resource_size_t size) resource_size_t size)
{ {
if (resource == NULL) if (resource == NULL)
return; return;
...@@ -595,7 +612,6 @@ void pnp_resource_change(struct resource *resource, resource_size_t start, ...@@ -595,7 +612,6 @@ void pnp_resource_change(struct resource *resource, resource_size_t start,
resource->end = start + size - 1; resource->end = start + size - 1;
} }
EXPORT_SYMBOL(pnp_manual_config_dev); EXPORT_SYMBOL(pnp_manual_config_dev);
#if 0 #if 0
EXPORT_SYMBOL(pnp_auto_config_dev); EXPORT_SYMBOL(pnp_auto_config_dev);
......
drivers/pnp/pnpacpi/core.c
浏览文件 @ 9dd78466
...@@ -36,11 +36,11 @@ static int num = 0; ...@@ -36,11 +36,11 @@ static int num = 0;
* have irqs (PIC, Timer) because we call acpi_register_gsi. * have irqs (PIC, Timer) because we call acpi_register_gsi.
* Finaly only devices that have a CRS method need to be in this list. * Finaly only devices that have a CRS method need to be in this list.
*/ */
static __initdata struct acpi_device_id excluded_id_list[] ={ static __initdata struct acpi_device_id excluded_id_list[] = {
{"PNP0C09", 0}, /* EC */ {"PNP0C09", 0}, /* EC */
{"PNP0C0F", 0}, /* Link device */ {"PNP0C0F", 0}, /* Link device */
{"PNP0000", 0}, /* PIC */ {"PNP0000", 0}, /* PIC */
{"PNP0100", 0}, /* Timer */ {"PNP0100", 0}, /* Timer */
{"", 0}, {"", 0},
}; };
...@@ -84,15 +84,17 @@ static void __init pnpidacpi_to_pnpid(char *id, char *str) ...@@ -84,15 +84,17 @@ static void __init pnpidacpi_to_pnpid(char *id, char *str)
str[7] = '\0'; str[7] = '\0';
} }
static int pnpacpi_get_resources(struct pnp_dev * dev, struct pnp_resource_table * res) static int pnpacpi_get_resources(struct pnp_dev *dev,
struct pnp_resource_table *res)
{ {
acpi_status status; acpi_status status;
status = pnpacpi_parse_allocated_resource((acpi_handle)dev->data, status = pnpacpi_parse_allocated_resource((acpi_handle) dev->data,
&dev->res); &dev->res);
return ACPI_FAILURE(status) ? -ENODEV : 0; return ACPI_FAILURE(status) ? -ENODEV : 0;
} }
static int pnpacpi_set_resources(struct pnp_dev * dev, struct pnp_resource_table * res) static int pnpacpi_set_resources(struct pnp_dev *dev,
struct pnp_resource_table *res)
{ {
acpi_handle handle = dev->data; acpi_handle handle = dev->data;
struct acpi_buffer buffer; struct acpi_buffer buffer;
...@@ -119,27 +121,29 @@ static int pnpacpi_disable_resources(struct pnp_dev *dev) ...@@ -119,27 +121,29 @@ static int pnpacpi_disable_resources(struct pnp_dev *dev)
acpi_status status; acpi_status status;
/* acpi_unregister_gsi(pnp_irq(dev, 0)); */ /* acpi_unregister_gsi(pnp_irq(dev, 0)); */
status = acpi_evaluate_object((acpi_handle)dev->data, status = acpi_evaluate_object((acpi_handle) dev->data,
"_DIS", NULL, NULL); "_DIS", NULL, NULL);
return ACPI_FAILURE(status) ? -ENODEV : 0; return ACPI_FAILURE(status) ? -ENODEV : 0;
} }
static int pnpacpi_suspend(struct pnp_dev *dev, pm_message_t state) static int pnpacpi_suspend(struct pnp_dev *dev, pm_message_t state)
{ {
return acpi_bus_set_power((acpi_handle)dev->data, return acpi_bus_set_power((acpi_handle) dev->data,
acpi_pm_device_sleep_state(&dev->dev, acpi_pm_device_sleep_state(&dev->dev,
device_may_wakeup(&dev->dev), NULL)); device_may_wakeup
(&dev->dev),
NULL));
} }
static int pnpacpi_resume(struct pnp_dev *dev) static int pnpacpi_resume(struct pnp_dev *dev)
{ {
return acpi_bus_set_power((acpi_handle)dev->data, ACPI_STATE_D0); return acpi_bus_set_power((acpi_handle) dev->data, ACPI_STATE_D0);
} }
static struct pnp_protocol pnpacpi_protocol = { static struct pnp_protocol pnpacpi_protocol = {
.name = "Plug and Play ACPI", .name = "Plug and Play ACPI",
.get = pnpacpi_get_resources, .get = pnpacpi_get_resources,
.set = pnpacpi_set_resources, .set = pnpacpi_set_resources,
.disable = pnpacpi_disable_resources, .disable = pnpacpi_disable_resources,
.suspend = pnpacpi_suspend, .suspend = pnpacpi_suspend,
.resume = pnpacpi_resume, .resume = pnpacpi_resume,
...@@ -154,11 +158,11 @@ static int __init pnpacpi_add_device(struct acpi_device *device) ...@@ -154,11 +158,11 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
status = acpi_get_handle(device->handle, "_CRS", &temp); status = acpi_get_handle(device->handle, "_CRS", &temp);
if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) || if (ACPI_FAILURE(status) || !ispnpidacpi(acpi_device_hid(device)) ||
is_exclusive_device(device)) is_exclusive_device(device))
return 0; return 0;
pnp_dbg("ACPI device : hid %s", acpi_device_hid(device)); pnp_dbg("ACPI device : hid %s", acpi_device_hid(device));
dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL); dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL);
if (!dev) { if (!dev) {
pnp_err("Out of memory"); pnp_err("Out of memory");
return -ENOMEM; return -ENOMEM;
...@@ -194,20 +198,23 @@ static int __init pnpacpi_add_device(struct acpi_device *device) ...@@ -194,20 +198,23 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
pnpidacpi_to_pnpid(acpi_device_hid(device), dev_id->id); pnpidacpi_to_pnpid(acpi_device_hid(device), dev_id->id);
pnp_add_id(dev_id, dev); pnp_add_id(dev_id, dev);
if(dev->active) { if (dev->active) {
/* parse allocated resource */ /* parse allocated resource */
status = pnpacpi_parse_allocated_resource(device->handle, &dev->res); status =
pnpacpi_parse_allocated_resource(device->handle, &dev->res);
if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) { if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) {
pnp_err("PnPACPI: METHOD_NAME__CRS failure for %s", dev_id->id); pnp_err("PnPACPI: METHOD_NAME__CRS failure for %s",
dev_id->id);
goto err1; goto err1;
} }
} }
if(dev->capabilities & PNP_CONFIGURABLE) { if (dev->capabilities & PNP_CONFIGURABLE) {
status = pnpacpi_parse_resource_option_data(device->handle, status = pnpacpi_parse_resource_option_data(device->handle,
dev); dev);
if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) { if (ACPI_FAILURE(status) && (status != AE_NOT_FOUND)) {
pnp_err("PnPACPI: METHOD_NAME__PRS failure for %s", dev_id->id); pnp_err("PnPACPI: METHOD_NAME__PRS failure for %s",
dev_id->id);
goto err1; goto err1;
} }
} }
...@@ -233,18 +240,19 @@ static int __init pnpacpi_add_device(struct acpi_device *device) ...@@ -233,18 +240,19 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
if (!dev->active) if (!dev->active)
pnp_init_resource_table(&dev->res); pnp_init_resource_table(&dev->res);
pnp_add_device(dev); pnp_add_device(dev);
num ++; num++;
return AE_OK; return AE_OK;
err1: err1:
kfree(dev_id); kfree(dev_id);
err: err:
kfree(dev); kfree(dev);
return -EINVAL; return -EINVAL;
} }
static acpi_status __init pnpacpi_add_device_handler(acpi_handle handle, static acpi_status __init pnpacpi_add_device_handler(acpi_handle handle,
u32 lvl, void *context, void **rv) u32 lvl, void *context,
void **rv)
{ {
struct acpi_device *device; struct acpi_device *device;
...@@ -257,23 +265,22 @@ static acpi_status __init pnpacpi_add_device_handler(acpi_handle handle, ...@@ -257,23 +265,22 @@ static acpi_status __init pnpacpi_add_device_handler(acpi_handle handle,
static int __init acpi_pnp_match(struct device *dev, void *_pnp) static int __init acpi_pnp_match(struct device *dev, void *_pnp)
{ {
struct acpi_device *acpi = to_acpi_device(dev); struct acpi_device *acpi = to_acpi_device(dev);
struct pnp_dev *pnp = _pnp; struct pnp_dev *pnp = _pnp;
/* true means it matched */ /* true means it matched */
return acpi->flags.hardware_id return acpi->flags.hardware_id
&& !acpi_get_physical_device(acpi->handle) && !acpi_get_physical_device(acpi->handle)
&& compare_pnp_id(pnp->id, acpi->pnp.hardware_id); && compare_pnp_id(pnp->id, acpi->pnp.hardware_id);
} }
static int __init acpi_pnp_find_device(struct device *dev, acpi_handle *handle) static int __init acpi_pnp_find_device(struct device *dev, acpi_handle * handle)
{ {
struct device *adev; struct device *adev;
struct acpi_device *acpi; struct acpi_device *acpi;
adev = bus_find_device(&acpi_bus_type, NULL, adev = bus_find_device(&acpi_bus_type, NULL,
to_pnp_dev(dev), to_pnp_dev(dev), acpi_pnp_match);
acpi_pnp_match);
if (!adev) if (!adev)
return -ENODEV; return -ENODEV;
...@@ -307,6 +314,7 @@ static int __init pnpacpi_init(void) ...@@ -307,6 +314,7 @@ static int __init pnpacpi_init(void)
pnp_platform_devices = 1; pnp_platform_devices = 1;
return 0; return 0;
} }
subsys_initcall(pnpacpi_init); subsys_initcall(pnpacpi_init);
static int __init pnpacpi_setup(char *str) static int __init pnpacpi_setup(char *str)
...@@ -317,6 +325,7 @@ static int __init pnpacpi_setup(char *str) ...@@ -317,6 +325,7 @@ static int __init pnpacpi_setup(char *str)
pnpacpi_disabled = 1; pnpacpi_disabled = 1;
return 1; return 1;
} }
__setup("pnpacpi=", pnpacpi_setup); __setup("pnpacpi=", pnpacpi_setup);
#if 0 #if 0
......
drivers/pnp/pnpacpi/rsparser.c
浏览文件 @ 9dd78466
此差异已折叠。
drivers/pnp/pnpbios/bioscalls.c
浏览文件 @ 9dd78466
...@@ -26,11 +26,10 @@ ...@@ -26,11 +26,10 @@
#include "pnpbios.h" #include "pnpbios.h"
static struct { static struct {
u16 offset; u16 offset;
u16 segment; u16 segment;
} pnp_bios_callpoint; } pnp_bios_callpoint;
/* /*
* These are some opcodes for a "static asmlinkage" * These are some opcodes for a "static asmlinkage"
* As this code is *not* executed inside the linux kernel segment, but in a * As this code is *not* executed inside the linux kernel segment, but in a
...@@ -44,8 +43,7 @@ static struct { ...@@ -44,8 +43,7 @@ static struct {
asmlinkage void pnp_bios_callfunc(void); asmlinkage void pnp_bios_callfunc(void);
__asm__( __asm__(".text \n"
".text \n"
__ALIGN_STR "\n" __ALIGN_STR "\n"
"pnp_bios_callfunc:\n" "pnp_bios_callfunc:\n"
" pushl %edx \n" " pushl %edx \n"
...@@ -54,9 +52,7 @@ __asm__( ...@@ -54,9 +52,7 @@ __asm__(
" pushl %eax \n" " pushl %eax \n"
" lcallw *pnp_bios_callpoint\n" " lcallw *pnp_bios_callpoint\n"
" addl $16, %esp \n" " addl $16, %esp \n"
" lret \n" " lret \n" ".previous \n");
".previous \n"
);
#define Q2_SET_SEL(cpu, selname, address, size) \ #define Q2_SET_SEL(cpu, selname, address, size) \
do { \ do { \
...@@ -78,7 +74,6 @@ u32 pnp_bios_is_utter_crap = 0; ...@@ -78,7 +74,6 @@ u32 pnp_bios_is_utter_crap = 0;
static spinlock_t pnp_bios_lock; static spinlock_t pnp_bios_lock;
/* /*
* Support Functions * Support Functions
*/ */
...@@ -97,7 +92,7 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3, ...@@ -97,7 +92,7 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3,
* PnP BIOSes are generally not terribly re-entrant. * PnP BIOSes are generally not terribly re-entrant.
* Also, don't rely on them to save everything correctly. * Also, don't rely on them to save everything correctly.
*/ */
if(pnp_bios_is_utter_crap) if (pnp_bios_is_utter_crap)
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
cpu = get_cpu(); cpu = get_cpu();
...@@ -113,112 +108,127 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3, ...@@ -113,112 +108,127 @@ static inline u16 call_pnp_bios(u16 func, u16 arg1, u16 arg2, u16 arg3,
if (ts2_size) if (ts2_size)
Q2_SET_SEL(smp_processor_id(), PNP_TS2, ts2_base, ts2_size); Q2_SET_SEL(smp_processor_id(), PNP_TS2, ts2_base, ts2_size);
__asm__ __volatile__( __asm__ __volatile__("pushl %%ebp\n\t"
"pushl %%ebp\n\t" "pushl %%edi\n\t"
"pushl %%edi\n\t" "pushl %%esi\n\t"
"pushl %%esi\n\t" "pushl %%ds\n\t"
"pushl %%ds\n\t" "pushl %%es\n\t"
"pushl %%es\n\t" "pushl %%fs\n\t"
"pushl %%fs\n\t" "pushl %%gs\n\t"
"pushl %%gs\n\t" "pushfl\n\t"
"pushfl\n\t" "movl %%esp, pnp_bios_fault_esp\n\t"
"movl %%esp, pnp_bios_fault_esp\n\t" "movl $1f, pnp_bios_fault_eip\n\t"
"movl $1f, pnp_bios_fault_eip\n\t" "lcall %5,%6\n\t"
"lcall %5,%6\n\t" "1:popfl\n\t"
"1:popfl\n\t" "popl %%gs\n\t"
"popl %%gs\n\t" "popl %%fs\n\t"
"popl %%fs\n\t" "popl %%es\n\t"
"popl %%es\n\t" "popl %%ds\n\t"
"popl %%ds\n\t" "popl %%esi\n\t"
"popl %%esi\n\t" "popl %%edi\n\t" "popl %%ebp\n\t":"=a"(status)
"popl %%edi\n\t" :"0"((func) | (((u32) arg1) << 16)),
"popl %%ebp\n\t" "b"((arg2) | (((u32) arg3) << 16)),
: "=a" (status) "c"((arg4) | (((u32) arg5) << 16)),
: "0" ((func) | (((u32)arg1) << 16)), "d"((arg6) | (((u32) arg7) << 16)),
"b" ((arg2) | (((u32)arg3) << 16)), "i"(PNP_CS32), "i"(0)
"c" ((arg4) | (((u32)arg5) << 16)), :"memory");
"d" ((arg6) | (((u32)arg7) << 16)),
"i" (PNP_CS32),
"i" (0)
: "memory"
);
spin_unlock_irqrestore(&pnp_bios_lock, flags); spin_unlock_irqrestore(&pnp_bios_lock, flags);
get_cpu_gdt_table(cpu)[0x40 / 8] = save_desc_40; get_cpu_gdt_table(cpu)[0x40 / 8] = save_desc_40;
put_cpu(); put_cpu();
/* If we get here and this is set then the PnP BIOS faulted on us. */ /* If we get here and this is set then the PnP BIOS faulted on us. */
if(pnp_bios_is_utter_crap) if (pnp_bios_is_utter_crap) {
{ printk(KERN_ERR
printk(KERN_ERR "PnPBIOS: Warning! Your PnP BIOS caused a fatal error. Attempting to continue\n"); "PnPBIOS: Warning! Your PnP BIOS caused a fatal error. Attempting to continue\n");
printk(KERN_ERR "PnPBIOS: You may need to reboot with the \"pnpbios=off\" option to operate stably\n"); printk(KERN_ERR
printk(KERN_ERR "PnPBIOS: Check with your vendor for an updated BIOS\n"); "PnPBIOS: You may need to reboot with the \"pnpbios=off\" option to operate stably\n");
printk(KERN_ERR
"PnPBIOS: Check with your vendor for an updated BIOS\n");
} }
return status; return status;
} }
void pnpbios_print_status(const char * module, u16 status) void pnpbios_print_status(const char *module, u16 status)
{ {
switch(status) { switch (status) {
case PNP_SUCCESS: case PNP_SUCCESS:
printk(KERN_ERR "PnPBIOS: %s: function successful\n", module); printk(KERN_ERR "PnPBIOS: %s: function successful\n", module);
break; break;
case PNP_NOT_SET_STATICALLY: case PNP_NOT_SET_STATICALLY:
printk(KERN_ERR "PnPBIOS: %s: unable to set static resources\n", module); printk(KERN_ERR "PnPBIOS: %s: unable to set static resources\n",
module);
break; break;
case PNP_UNKNOWN_FUNCTION: case PNP_UNKNOWN_FUNCTION:
printk(KERN_ERR "PnPBIOS: %s: invalid function number passed\n", module); printk(KERN_ERR "PnPBIOS: %s: invalid function number passed\n",
module);
break; break;
case PNP_FUNCTION_NOT_SUPPORTED: case PNP_FUNCTION_NOT_SUPPORTED:
printk(KERN_ERR "PnPBIOS: %s: function not supported on this system\n", module); printk(KERN_ERR
"PnPBIOS: %s: function not supported on this system\n",
module);
break; break;
case PNP_INVALID_HANDLE: case PNP_INVALID_HANDLE:
printk(KERN_ERR "PnPBIOS: %s: invalid handle\n", module); printk(KERN_ERR "PnPBIOS: %s: invalid handle\n", module);
break; break;
case PNP_BAD_PARAMETER: case PNP_BAD_PARAMETER:
printk(KERN_ERR "PnPBIOS: %s: invalid parameters were passed\n", module); printk(KERN_ERR "PnPBIOS: %s: invalid parameters were passed\n",
module);
break; break;
case PNP_SET_FAILED: case PNP_SET_FAILED:
printk(KERN_ERR "PnPBIOS: %s: unable to set resources\n", module); printk(KERN_ERR "PnPBIOS: %s: unable to set resources\n",
module);
break; break;
case PNP_EVENTS_NOT_PENDING: case PNP_EVENTS_NOT_PENDING:
printk(KERN_ERR "PnPBIOS: %s: no events are pending\n", module); printk(KERN_ERR "PnPBIOS: %s: no events are pending\n", module);
break; break;
case PNP_SYSTEM_NOT_DOCKED: case PNP_SYSTEM_NOT_DOCKED:
printk(KERN_ERR "PnPBIOS: %s: the system is not docked\n", module); printk(KERN_ERR "PnPBIOS: %s: the system is not docked\n",
module);
break; break;
case PNP_NO_ISA_PNP_CARDS: case PNP_NO_ISA_PNP_CARDS:
printk(KERN_ERR "PnPBIOS: %s: no isapnp cards are installed on this system\n", module); printk(KERN_ERR
"PnPBIOS: %s: no isapnp cards are installed on this system\n",
module);
break; break;
case PNP_UNABLE_TO_DETERMINE_DOCK_CAPABILITIES: case PNP_UNABLE_TO_DETERMINE_DOCK_CAPABILITIES:
printk(KERN_ERR "PnPBIOS: %s: cannot determine the capabilities of the docking station\n", module); printk(KERN_ERR
"PnPBIOS: %s: cannot determine the capabilities of the docking station\n",
module);
break; break;
case PNP_CONFIG_CHANGE_FAILED_NO_BATTERY: case PNP_CONFIG_CHANGE_FAILED_NO_BATTERY:
printk(KERN_ERR "PnPBIOS: %s: unable to undock, the system does not have a battery\n", module); printk(KERN_ERR
"PnPBIOS: %s: unable to undock, the system does not have a battery\n",
module);
break; break;
case PNP_CONFIG_CHANGE_FAILED_RESOURCE_CONFLICT: case PNP_CONFIG_CHANGE_FAILED_RESOURCE_CONFLICT:
printk(KERN_ERR "PnPBIOS: %s: could not dock due to resource conflicts\n", module); printk(KERN_ERR
"PnPBIOS: %s: could not dock due to resource conflicts\n",
module);
break; break;
case PNP_BUFFER_TOO_SMALL: case PNP_BUFFER_TOO_SMALL:
printk(KERN_ERR "PnPBIOS: %s: the buffer passed is too small\n", module); printk(KERN_ERR "PnPBIOS: %s: the buffer passed is too small\n",
module);
break; break;
case PNP_USE_ESCD_SUPPORT: case PNP_USE_ESCD_SUPPORT:
printk(KERN_ERR "PnPBIOS: %s: use ESCD instead\n", module); printk(KERN_ERR "PnPBIOS: %s: use ESCD instead\n", module);
break; break;
case PNP_MESSAGE_NOT_SUPPORTED: case PNP_MESSAGE_NOT_SUPPORTED:
printk(KERN_ERR "PnPBIOS: %s: the message is unsupported\n", module); printk(KERN_ERR "PnPBIOS: %s: the message is unsupported\n",
module);
break; break;
case PNP_HARDWARE_ERROR: case PNP_HARDWARE_ERROR:
printk(KERN_ERR "PnPBIOS: %s: a hardware failure has occured\n", module); printk(KERN_ERR "PnPBIOS: %s: a hardware failure has occured\n",
module);
break; break;
default: default:
printk(KERN_ERR "PnPBIOS: %s: unexpected status 0x%x\n", module, status); printk(KERN_ERR "PnPBIOS: %s: unexpected status 0x%x\n", module,
status);
break; break;
} }
} }
/* /*
* PnP BIOS Low Level Calls * PnP BIOS Low Level Calls
*/ */
...@@ -245,17 +255,19 @@ static int __pnp_bios_dev_node_info(struct pnp_dev_node_info *data) ...@@ -245,17 +255,19 @@ static int __pnp_bios_dev_node_info(struct pnp_dev_node_info *data)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_GET_NUM_SYS_DEV_NODES, 0, PNP_TS1, 2, PNP_TS1, PNP_DS, 0, 0, status =
data, sizeof(struct pnp_dev_node_info), NULL, 0); call_pnp_bios(PNP_GET_NUM_SYS_DEV_NODES, 0, PNP_TS1, 2, PNP_TS1,
PNP_DS, 0, 0, data, sizeof(struct pnp_dev_node_info),
NULL, 0);
data->no_nodes &= 0xff; data->no_nodes &= 0xff;
return status; return status;
} }
int pnp_bios_dev_node_info(struct pnp_dev_node_info *data) int pnp_bios_dev_node_info(struct pnp_dev_node_info *data)
{ {
int status = __pnp_bios_dev_node_info( data ); int status = __pnp_bios_dev_node_info(data);
if ( status ) if (status)
pnpbios_print_status( "dev_node_info", status ); pnpbios_print_status("dev_node_info", status);
return status; return status;
} }
...@@ -273,60 +285,64 @@ int pnp_bios_dev_node_info(struct pnp_dev_node_info *data) ...@@ -273,60 +285,64 @@ int pnp_bios_dev_node_info(struct pnp_dev_node_info *data)
* or volatile current (0) config * or volatile current (0) config
* Output: *nodenum=next node or 0xff if no more nodes * Output: *nodenum=next node or 0xff if no more nodes
*/ */
static int __pnp_bios_get_dev_node(u8 *nodenum, char boot, struct pnp_bios_node *data) static int __pnp_bios_get_dev_node(u8 * nodenum, char boot,
struct pnp_bios_node *data)
{ {
u16 status; u16 status;
u16 tmp_nodenum; u16 tmp_nodenum;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
if ( !boot && pnpbios_dont_use_current_config ) if (!boot && pnpbios_dont_use_current_config)
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
tmp_nodenum = *nodenum; tmp_nodenum = *nodenum;
status = call_pnp_bios(PNP_GET_SYS_DEV_NODE, 0, PNP_TS1, 0, PNP_TS2, boot ? 2 : 1, PNP_DS, 0, status =
&tmp_nodenum, sizeof(tmp_nodenum), data, 65536); call_pnp_bios(PNP_GET_SYS_DEV_NODE, 0, PNP_TS1, 0, PNP_TS2,
boot ? 2 : 1, PNP_DS, 0, &tmp_nodenum,
sizeof(tmp_nodenum), data, 65536);
*nodenum = tmp_nodenum; *nodenum = tmp_nodenum;
return status; return status;
} }
int pnp_bios_get_dev_node(u8 *nodenum, char boot, struct pnp_bios_node *data) int pnp_bios_get_dev_node(u8 * nodenum, char boot, struct pnp_bios_node *data)
{ {
int status; int status;
status = __pnp_bios_get_dev_node( nodenum, boot, data ); status = __pnp_bios_get_dev_node(nodenum, boot, data);
if ( status ) if (status)
pnpbios_print_status( "get_dev_node", status ); pnpbios_print_status("get_dev_node", status);
return status; return status;
} }
/* /*
* Call PnP BIOS with function 0x02, "set system device node" * Call PnP BIOS with function 0x02, "set system device node"
* Input: *nodenum = desired node, * Input: *nodenum = desired node,
* boot = whether to set nonvolatile boot (!=0) * boot = whether to set nonvolatile boot (!=0)
* or volatile current (0) config * or volatile current (0) config
*/ */
static int __pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data) static int __pnp_bios_set_dev_node(u8 nodenum, char boot,
struct pnp_bios_node *data)
{ {
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
if ( !boot && pnpbios_dont_use_current_config ) if (!boot && pnpbios_dont_use_current_config)
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_SET_SYS_DEV_NODE, nodenum, 0, PNP_TS1, boot ? 2 : 1, PNP_DS, 0, 0, status =
data, 65536, NULL, 0); call_pnp_bios(PNP_SET_SYS_DEV_NODE, nodenum, 0, PNP_TS1,
boot ? 2 : 1, PNP_DS, 0, 0, data, 65536, NULL, 0);
return status; return status;
} }
int pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data) int pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data)
{ {
int status; int status;
status = __pnp_bios_set_dev_node( nodenum, boot, data ); status = __pnp_bios_set_dev_node(nodenum, boot, data);
if ( status ) { if (status) {
pnpbios_print_status( "set_dev_node", status ); pnpbios_print_status("set_dev_node", status);
return status; return status;
} }
if ( !boot ) { /* Update devlist */ if (!boot) { /* Update devlist */
status = pnp_bios_get_dev_node( &nodenum, boot, data ); status = pnp_bios_get_dev_node(&nodenum, boot, data);
if ( status ) if (status)
return status; return status;
} }
return status; return status;
...@@ -336,12 +352,12 @@ int pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data) ...@@ -336,12 +352,12 @@ int pnp_bios_set_dev_node(u8 nodenum, char boot, struct pnp_bios_node *data)
/* /*
* Call PnP BIOS with function 0x03, "get event" * Call PnP BIOS with function 0x03, "get event"
*/ */
static int pnp_bios_get_event(u16 *event) static int pnp_bios_get_event(u16 * event)
{ {
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_GET_EVENT, 0, PNP_TS1, PNP_DS, 0, 0 ,0 ,0, status = call_pnp_bios(PNP_GET_EVENT, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0,
event, sizeof(u16), NULL, 0); event, sizeof(u16), NULL, 0);
return status; return status;
} }
...@@ -356,7 +372,9 @@ static int pnp_bios_send_message(u16 message) ...@@ -356,7 +372,9 @@ static int pnp_bios_send_message(u16 message)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_SEND_MESSAGE, message, PNP_DS, 0, 0, 0, 0, 0, 0, 0, 0, 0); status =
call_pnp_bios(PNP_SEND_MESSAGE, message, PNP_DS, 0, 0, 0, 0, 0, 0,
0, 0, 0);
return status; return status;
} }
#endif #endif
...@@ -369,8 +387,10 @@ int pnp_bios_dock_station_info(struct pnp_docking_station_info *data) ...@@ -369,8 +387,10 @@ int pnp_bios_dock_station_info(struct pnp_docking_station_info *data)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_GET_DOCKING_STATION_INFORMATION, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0, status =
data, sizeof(struct pnp_docking_station_info), NULL, 0); call_pnp_bios(PNP_GET_DOCKING_STATION_INFORMATION, 0, PNP_TS1,
PNP_DS, 0, 0, 0, 0, data,
sizeof(struct pnp_docking_station_info), NULL, 0);
return status; return status;
} }
...@@ -384,8 +404,9 @@ static int pnp_bios_set_stat_res(char *info) ...@@ -384,8 +404,9 @@ static int pnp_bios_set_stat_res(char *info)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_SET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0, status =
info, *((u16 *) info), 0, 0); call_pnp_bios(PNP_SET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS,
0, 0, 0, 0, info, *((u16 *) info), 0, 0);
return status; return status;
} }
#endif #endif
...@@ -399,17 +420,18 @@ static int __pnp_bios_get_stat_res(char *info) ...@@ -399,17 +420,18 @@ static int __pnp_bios_get_stat_res(char *info)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_GET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0, status =
info, 65536, NULL, 0); call_pnp_bios(PNP_GET_STATIC_ALLOCED_RES_INFO, 0, PNP_TS1, PNP_DS,
0, 0, 0, 0, info, 65536, NULL, 0);
return status; return status;
} }
int pnp_bios_get_stat_res(char *info) int pnp_bios_get_stat_res(char *info)
{ {
int status; int status;
status = __pnp_bios_get_stat_res( info ); status = __pnp_bios_get_stat_res(info);
if ( status ) if (status)
pnpbios_print_status( "get_stat_res", status ); pnpbios_print_status("get_stat_res", status);
return status; return status;
} }
...@@ -417,13 +439,14 @@ int pnp_bios_get_stat_res(char *info) ...@@ -417,13 +439,14 @@ int pnp_bios_get_stat_res(char *info)
/* /*
* Call PnP BIOS with function 0x0b, "get APM id table" * Call PnP BIOS with function 0x0b, "get APM id table"
*/ */
static int pnp_bios_apm_id_table(char *table, u16 *size) static int pnp_bios_apm_id_table(char *table, u16 * size)
{ {
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_GET_APM_ID_TABLE, 0, PNP_TS2, 0, PNP_TS1, PNP_DS, 0, 0, status =
table, *size, size, sizeof(u16)); call_pnp_bios(PNP_GET_APM_ID_TABLE, 0, PNP_TS2, 0, PNP_TS1, PNP_DS,
0, 0, table, *size, size, sizeof(u16));
return status; return status;
} }
#endif #endif
...@@ -436,17 +459,19 @@ static int __pnp_bios_isapnp_config(struct pnp_isa_config_struc *data) ...@@ -436,17 +459,19 @@ static int __pnp_bios_isapnp_config(struct pnp_isa_config_struc *data)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return PNP_FUNCTION_NOT_SUPPORTED; return PNP_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_GET_PNP_ISA_CONFIG_STRUC, 0, PNP_TS1, PNP_DS, 0, 0, 0, 0, status =
data, sizeof(struct pnp_isa_config_struc), NULL, 0); call_pnp_bios(PNP_GET_PNP_ISA_CONFIG_STRUC, 0, PNP_TS1, PNP_DS, 0,
0, 0, 0, data, sizeof(struct pnp_isa_config_struc),
NULL, 0);
return status; return status;
} }
int pnp_bios_isapnp_config(struct pnp_isa_config_struc *data) int pnp_bios_isapnp_config(struct pnp_isa_config_struc *data)
{ {
int status; int status;
status = __pnp_bios_isapnp_config( data ); status = __pnp_bios_isapnp_config(data);
if ( status ) if (status)
pnpbios_print_status( "isapnp_config", status ); pnpbios_print_status("isapnp_config", status);
return status; return status;
} }
...@@ -458,17 +483,19 @@ static int __pnp_bios_escd_info(struct escd_info_struc *data) ...@@ -458,17 +483,19 @@ static int __pnp_bios_escd_info(struct escd_info_struc *data)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return ESCD_FUNCTION_NOT_SUPPORTED; return ESCD_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_GET_ESCD_INFO, 0, PNP_TS1, 2, PNP_TS1, 4, PNP_TS1, PNP_DS, status =
data, sizeof(struct escd_info_struc), NULL, 0); call_pnp_bios(PNP_GET_ESCD_INFO, 0, PNP_TS1, 2, PNP_TS1, 4, PNP_TS1,
PNP_DS, data, sizeof(struct escd_info_struc), NULL,
0);
return status; return status;
} }
int pnp_bios_escd_info(struct escd_info_struc *data) int pnp_bios_escd_info(struct escd_info_struc *data)
{ {
int status; int status;
status = __pnp_bios_escd_info( data ); status = __pnp_bios_escd_info(data);
if ( status ) if (status)
pnpbios_print_status( "escd_info", status ); pnpbios_print_status("escd_info", status);
return status; return status;
} }
...@@ -481,17 +508,18 @@ static int __pnp_bios_read_escd(char *data, u32 nvram_base) ...@@ -481,17 +508,18 @@ static int __pnp_bios_read_escd(char *data, u32 nvram_base)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return ESCD_FUNCTION_NOT_SUPPORTED; return ESCD_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_READ_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0, status =
data, 65536, __va(nvram_base), 65536); call_pnp_bios(PNP_READ_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0,
data, 65536, __va(nvram_base), 65536);
return status; return status;
} }
int pnp_bios_read_escd(char *data, u32 nvram_base) int pnp_bios_read_escd(char *data, u32 nvram_base)
{ {
int status; int status;
status = __pnp_bios_read_escd( data, nvram_base ); status = __pnp_bios_read_escd(data, nvram_base);
if ( status ) if (status)
pnpbios_print_status( "read_escd", status ); pnpbios_print_status("read_escd", status);
return status; return status;
} }
...@@ -504,13 +532,13 @@ static int pnp_bios_write_escd(char *data, u32 nvram_base) ...@@ -504,13 +532,13 @@ static int pnp_bios_write_escd(char *data, u32 nvram_base)
u16 status; u16 status;
if (!pnp_bios_present()) if (!pnp_bios_present())
return ESCD_FUNCTION_NOT_SUPPORTED; return ESCD_FUNCTION_NOT_SUPPORTED;
status = call_pnp_bios(PNP_WRITE_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0, status =
data, 65536, __va(nvram_base), 65536); call_pnp_bios(PNP_WRITE_ESCD, 0, PNP_TS1, PNP_TS2, PNP_DS, 0, 0, 0,
data, 65536, __va(nvram_base), 65536);
return status; return status;
} }
#endif #endif
/* /*
* Initialization * Initialization
*/ */
...@@ -524,12 +552,14 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header) ...@@ -524,12 +552,14 @@ void pnpbios_calls_init(union pnp_bios_install_struct *header)
set_base(bad_bios_desc, __va((unsigned long)0x40 << 4)); set_base(bad_bios_desc, __va((unsigned long)0x40 << 4));
_set_limit((char *)&bad_bios_desc, 4095 - (0x40 << 4)); _set_limit((char *)&bad_bios_desc, 4095 - (0x40 << 4));
for (i = 0; i < NR_CPUS; i++) { for (i = 0; i < NR_CPUS; i++) {
struct desc_struct *gdt = get_cpu_gdt_table(i); struct desc_struct *gdt = get_cpu_gdt_table(i);
if (!gdt) if (!gdt)
continue; continue;
set_base(gdt[GDT_ENTRY_PNPBIOS_CS32], &pnp_bios_callfunc); set_base(gdt[GDT_ENTRY_PNPBIOS_CS32], &pnp_bios_callfunc);
set_base(gdt[GDT_ENTRY_PNPBIOS_CS16], __va(header->fields.pm16cseg)); set_base(gdt[GDT_ENTRY_PNPBIOS_CS16],
set_base(gdt[GDT_ENTRY_PNPBIOS_DS], __va(header->fields.pm16dseg)); __va(header->fields.pm16cseg));
} set_base(gdt[GDT_ENTRY_PNPBIOS_DS],
__va(header->fields.pm16dseg));
}
} }
drivers/pnp/pnpbios/core.c
浏览文件 @ 9dd78466
...@@ -32,7 +32,7 @@ ...@@ -32,7 +32,7 @@
* along with this program; if not, write to the Free Software * along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/ */
/* Change Log /* Change Log
* *
* Adam Belay - <ambx1@neo.rr.com> - March 16, 2003 * Adam Belay - <ambx1@neo.rr.com> - March 16, 2003
...@@ -71,14 +71,13 @@ ...@@ -71,14 +71,13 @@
#include "pnpbios.h" #include "pnpbios.h"
/* /*
* *
* PnP BIOS INTERFACE * PnP BIOS INTERFACE
* *
*/ */
static union pnp_bios_install_struct * pnp_bios_install = NULL; static union pnp_bios_install_struct *pnp_bios_install = NULL;
int pnp_bios_present(void) int pnp_bios_present(void)
{ {
...@@ -101,36 +100,36 @@ static struct completion unload_sem; ...@@ -101,36 +100,36 @@ static struct completion unload_sem;
/* /*
* (Much of this belongs in a shared routine somewhere) * (Much of this belongs in a shared routine somewhere)
*/ */
static int pnp_dock_event(int dock, struct pnp_docking_station_info *info) static int pnp_dock_event(int dock, struct pnp_docking_station_info *info)
{ {
char *argv [3], **envp, *buf, *scratch; char *argv[3], **envp, *buf, *scratch;
int i = 0, value; int i = 0, value;
if (!current->fs->root) { if (!current->fs->root) {
return -EAGAIN; return -EAGAIN;
} }
if (!(envp = kcalloc(20, sizeof (char *), GFP_KERNEL))) { if (!(envp = kcalloc(20, sizeof(char *), GFP_KERNEL))) {
return -ENOMEM; return -ENOMEM;
} }
if (!(buf = kzalloc(256, GFP_KERNEL))) { if (!(buf = kzalloc(256, GFP_KERNEL))) {
kfree (envp); kfree(envp);
return -ENOMEM; return -ENOMEM;
} }
/* FIXME: if there are actual users of this, it should be integrated into /* FIXME: if there are actual users of this, it should be integrated into
* the driver core and use the usual infrastructure like sysfs and uevents */ * the driver core and use the usual infrastructure like sysfs and uevents */
argv [0] = "/sbin/pnpbios"; argv[0] = "/sbin/pnpbios";
argv [1] = "dock"; argv[1] = "dock";
argv [2] = NULL; argv[2] = NULL;
/* minimal command environment */ /* minimal command environment */
envp [i++] = "HOME=/"; envp[i++] = "HOME=/";
envp [i++] = "PATH=/sbin:/bin:/usr/sbin:/usr/bin"; envp[i++] = "PATH=/sbin:/bin:/usr/sbin:/usr/bin";
#ifdef DEBUG #ifdef DEBUG
/* hint that policy agent should enter no-stdout debug mode */ /* hint that policy agent should enter no-stdout debug mode */
envp [i++] = "DEBUG=kernel"; envp[i++] = "DEBUG=kernel";
#endif #endif
/* extensible set of named bus-specific parameters, /* extensible set of named bus-specific parameters,
* supporting multiple driver selection algorithms. * supporting multiple driver selection algorithms.
...@@ -138,33 +137,32 @@ static int pnp_dock_event(int dock, struct pnp_docking_station_info *info) ...@@ -138,33 +137,32 @@ static int pnp_dock_event(int dock, struct pnp_docking_station_info *info)
scratch = buf; scratch = buf;
/* action: add, remove */ /* action: add, remove */
envp [i++] = scratch; envp[i++] = scratch;
scratch += sprintf (scratch, "ACTION=%s", dock?"add":"remove") + 1; scratch += sprintf(scratch, "ACTION=%s", dock ? "add" : "remove") + 1;
/* Report the ident for the dock */ /* Report the ident for the dock */
envp [i++] = scratch; envp[i++] = scratch;
scratch += sprintf (scratch, "DOCK=%x/%x/%x", scratch += sprintf(scratch, "DOCK=%x/%x/%x",
info->location_id, info->serial, info->capabilities); info->location_id, info->serial, info->capabilities);
envp[i] = NULL; envp[i] = NULL;
value = call_usermodehelper (argv [0], argv, envp, UMH_WAIT_EXEC); value = call_usermodehelper(argv[0], argv, envp, UMH_WAIT_EXEC);
kfree (buf); kfree(buf);
kfree (envp); kfree(envp);
return 0; return 0;
} }
/* /*
* Poll the PnP docking at regular intervals * Poll the PnP docking at regular intervals
*/ */
static int pnp_dock_thread(void * unused) static int pnp_dock_thread(void *unused)
{ {
static struct pnp_docking_station_info now; static struct pnp_docking_station_info now;
int docked = -1, d = 0; int docked = -1, d = 0;
set_freezable(); set_freezable();
while (!unloading) while (!unloading) {
{
int status; int status;
/* /*
* Poll every 2 seconds * Poll every 2 seconds
*/ */
...@@ -175,30 +173,29 @@ static int pnp_dock_thread(void * unused) ...@@ -175,30 +173,29 @@ static int pnp_dock_thread(void * unused)
status = pnp_bios_dock_station_info(&now); status = pnp_bios_dock_station_info(&now);
switch(status) switch (status) {
{
/* /*
* No dock to manage * No dock to manage
*/ */
case PNP_FUNCTION_NOT_SUPPORTED: case PNP_FUNCTION_NOT_SUPPORTED:
complete_and_exit(&unload_sem, 0); complete_and_exit(&unload_sem, 0);
case PNP_SYSTEM_NOT_DOCKED: case PNP_SYSTEM_NOT_DOCKED:
d = 0; d = 0;
break; break;
case PNP_SUCCESS: case PNP_SUCCESS:
d = 1; d = 1;
break; break;
default: default:
pnpbios_print_status( "pnp_dock_thread", status ); pnpbios_print_status("pnp_dock_thread", status);
continue; continue;
} }
if(d != docked) if (d != docked) {
{ if (pnp_dock_event(d, &now) == 0) {
if(pnp_dock_event(d, &now)==0)
{
docked = d; docked = d;
#if 0 #if 0
printk(KERN_INFO "PnPBIOS: Docking station %stached\n", docked?"at":"de"); printk(KERN_INFO
"PnPBIOS: Docking station %stached\n",
docked ? "at" : "de");
#endif #endif
} }
} }
...@@ -206,21 +203,22 @@ static int pnp_dock_thread(void * unused) ...@@ -206,21 +203,22 @@ static int pnp_dock_thread(void * unused)
complete_and_exit(&unload_sem, 0); complete_and_exit(&unload_sem, 0);
} }
#endif /* CONFIG_HOTPLUG */ #endif /* CONFIG_HOTPLUG */
static int pnpbios_get_resources(struct pnp_dev * dev, struct pnp_resource_table * res) static int pnpbios_get_resources(struct pnp_dev *dev,
struct pnp_resource_table *res)
{ {
u8 nodenum = dev->number; u8 nodenum = dev->number;
struct pnp_bios_node * node; struct pnp_bios_node *node;
/* just in case */ /* just in case */
if(!pnpbios_is_dynamic(dev)) if (!pnpbios_is_dynamic(dev))
return -EPERM; return -EPERM;
node = kzalloc(node_info.max_node_size, GFP_KERNEL); node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node) if (!node)
return -1; return -1;
if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) { if (pnp_bios_get_dev_node(&nodenum, (char)PNPMODE_DYNAMIC, node)) {
kfree(node); kfree(node);
return -ENODEV; return -ENODEV;
} }
...@@ -230,10 +228,11 @@ static int pnpbios_get_resources(struct pnp_dev * dev, struct pnp_resource_table ...@@ -230,10 +228,11 @@ static int pnpbios_get_resources(struct pnp_dev * dev, struct pnp_resource_table
return 0; return 0;
} }
static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table * res) static int pnpbios_set_resources(struct pnp_dev *dev,
struct pnp_resource_table *res)
{ {
u8 nodenum = dev->number; u8 nodenum = dev->number;
struct pnp_bios_node * node; struct pnp_bios_node *node;
int ret; int ret;
/* just in case */ /* just in case */
...@@ -243,11 +242,11 @@ static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table ...@@ -243,11 +242,11 @@ static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table
node = kzalloc(node_info.max_node_size, GFP_KERNEL); node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node) if (!node)
return -1; return -1;
if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) { if (pnp_bios_get_dev_node(&nodenum, (char)PNPMODE_DYNAMIC, node)) {
kfree(node); kfree(node);
return -ENODEV; return -ENODEV;
} }
if(pnpbios_write_resources_to_node(res, node)<0) { if (pnpbios_write_resources_to_node(res, node) < 0) {
kfree(node); kfree(node);
return -1; return -1;
} }
...@@ -258,18 +257,18 @@ static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table ...@@ -258,18 +257,18 @@ static int pnpbios_set_resources(struct pnp_dev * dev, struct pnp_resource_table
return ret; return ret;
} }
static void pnpbios_zero_data_stream(struct pnp_bios_node * node) static void pnpbios_zero_data_stream(struct pnp_bios_node *node)
{ {
unsigned char * p = (char *)node->data; unsigned char *p = (char *)node->data;
unsigned char * end = (char *)(node->data + node->size); unsigned char *end = (char *)(node->data + node->size);
unsigned int len; unsigned int len;
int i; int i;
while ((char *)p < (char *)end) { while ((char *)p < (char *)end) {
if(p[0] & 0x80) { /* large tag */ if (p[0] & 0x80) { /* large tag */
len = (p[2] << 8) | p[1]; len = (p[2] << 8) | p[1];
p += 3; p += 3;
} else { } else {
if (((p[0]>>3) & 0x0f) == 0x0f) if (((p[0] >> 3) & 0x0f) == 0x0f)
return; return;
len = p[0] & 0x07; len = p[0] & 0x07;
p += 1; p += 1;
...@@ -278,24 +277,25 @@ static void pnpbios_zero_data_stream(struct pnp_bios_node * node) ...@@ -278,24 +277,25 @@ static void pnpbios_zero_data_stream(struct pnp_bios_node * node)
p[i] = 0; p[i] = 0;
p += len; p += len;
} }
printk(KERN_ERR "PnPBIOS: Resource structure did not contain an end tag.\n"); printk(KERN_ERR
"PnPBIOS: Resource structure did not contain an end tag.\n");
} }
static int pnpbios_disable_resources(struct pnp_dev *dev) static int pnpbios_disable_resources(struct pnp_dev *dev)
{ {
struct pnp_bios_node * node; struct pnp_bios_node *node;
u8 nodenum = dev->number; u8 nodenum = dev->number;
int ret; int ret;
/* just in case */ /* just in case */
if(dev->flags & PNPBIOS_NO_DISABLE || !pnpbios_is_dynamic(dev)) if (dev->flags & PNPBIOS_NO_DISABLE || !pnpbios_is_dynamic(dev))
return -EPERM; return -EPERM;
node = kzalloc(node_info.max_node_size, GFP_KERNEL); node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node) if (!node)
return -ENOMEM; return -ENOMEM;
if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) { if (pnp_bios_get_dev_node(&nodenum, (char)PNPMODE_DYNAMIC, node)) {
kfree(node); kfree(node);
return -ENODEV; return -ENODEV;
} }
...@@ -311,22 +311,22 @@ static int pnpbios_disable_resources(struct pnp_dev *dev) ...@@ -311,22 +311,22 @@ static int pnpbios_disable_resources(struct pnp_dev *dev)
/* PnP Layer support */ /* PnP Layer support */
struct pnp_protocol pnpbios_protocol = { struct pnp_protocol pnpbios_protocol = {
.name = "Plug and Play BIOS", .name = "Plug and Play BIOS",
.get = pnpbios_get_resources, .get = pnpbios_get_resources,
.set = pnpbios_set_resources, .set = pnpbios_set_resources,
.disable = pnpbios_disable_resources, .disable = pnpbios_disable_resources,
}; };
static int insert_device(struct pnp_dev *dev, struct pnp_bios_node * node) static int insert_device(struct pnp_dev *dev, struct pnp_bios_node *node)
{ {
struct list_head * pos; struct list_head *pos;
struct pnp_dev * pnp_dev; struct pnp_dev *pnp_dev;
struct pnp_id *dev_id; struct pnp_id *dev_id;
char id[8]; char id[8];
/* check if the device is already added */ /* check if the device is already added */
dev->number = node->handle; dev->number = node->handle;
list_for_each (pos, &pnpbios_protocol.devices){ list_for_each(pos, &pnpbios_protocol.devices) {
pnp_dev = list_entry(pos, struct pnp_dev, protocol_list); pnp_dev = list_entry(pos, struct pnp_dev, protocol_list);
if (dev->number == pnp_dev->number) if (dev->number == pnp_dev->number)
return -1; return -1;
...@@ -336,8 +336,8 @@ static int insert_device(struct pnp_dev *dev, struct pnp_bios_node * node) ...@@ -336,8 +336,8 @@ static int insert_device(struct pnp_dev *dev, struct pnp_bios_node * node)
dev_id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL); dev_id = kzalloc(sizeof(struct pnp_id), GFP_KERNEL);
if (!dev_id) if (!dev_id)
return -1; return -1;
pnpid32_to_pnpid(node->eisa_id,id); pnpid32_to_pnpid(node->eisa_id, id);
memcpy(dev_id->id,id,7); memcpy(dev_id->id, id, 7);
pnp_add_id(dev_id, dev); pnp_add_id(dev_id, dev);
pnpbios_parse_data_stream(dev, node); pnpbios_parse_data_stream(dev, node);
dev->active = pnp_is_active(dev); dev->active = pnp_is_active(dev);
...@@ -375,35 +375,41 @@ static void __init build_devlist(void) ...@@ -375,35 +375,41 @@ static void __init build_devlist(void)
if (!node) if (!node)
return; return;
for(nodenum=0; nodenum<0xff; ) { for (nodenum = 0; nodenum < 0xff;) {
u8 thisnodenum = nodenum; u8 thisnodenum = nodenum;
/* eventually we will want to use PNPMODE_STATIC here but for now /* eventually we will want to use PNPMODE_STATIC here but for now
* dynamic will help us catch buggy bioses to add to the blacklist. * dynamic will help us catch buggy bioses to add to the blacklist.
*/ */
if (!pnpbios_dont_use_current_config) { if (!pnpbios_dont_use_current_config) {
if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_DYNAMIC, node)) if (pnp_bios_get_dev_node
(&nodenum, (char)PNPMODE_DYNAMIC, node))
break; break;
} else { } else {
if (pnp_bios_get_dev_node(&nodenum, (char )PNPMODE_STATIC, node)) if (pnp_bios_get_dev_node
(&nodenum, (char)PNPMODE_STATIC, node))
break; break;
} }
nodes_got++; nodes_got++;
dev = kzalloc(sizeof (struct pnp_dev), GFP_KERNEL); dev = kzalloc(sizeof(struct pnp_dev), GFP_KERNEL);
if (!dev) if (!dev)
break; break;
if(insert_device(dev,node)<0) if (insert_device(dev, node) < 0)
kfree(dev); kfree(dev);
else else
devs++; devs++;
if (nodenum <= thisnodenum) { if (nodenum <= thisnodenum) {
printk(KERN_ERR "PnPBIOS: build_devlist: Node number 0x%x is out of sequence following node 0x%x. Aborting.\n", (unsigned int)nodenum, (unsigned int)thisnodenum); printk(KERN_ERR
"PnPBIOS: build_devlist: Node number 0x%x is out of sequence following node 0x%x. Aborting.\n",
(unsigned int)nodenum,
(unsigned int)thisnodenum);
break; break;
} }
} }
kfree(node); kfree(node);
printk(KERN_INFO "PnPBIOS: %i node%s reported by PnP BIOS; %i recorded by driver\n", printk(KERN_INFO
nodes_got, nodes_got != 1 ? "s" : "", devs); "PnPBIOS: %i node%s reported by PnP BIOS; %i recorded by driver\n",
nodes_got, nodes_got != 1 ? "s" : "", devs);
} }
/* /*
...@@ -412,8 +418,8 @@ static void __init build_devlist(void) ...@@ -412,8 +418,8 @@ static void __init build_devlist(void)
* *
*/ */
static int pnpbios_disabled; /* = 0 */ static int pnpbios_disabled; /* = 0 */
int pnpbios_dont_use_current_config; /* = 0 */ int pnpbios_dont_use_current_config; /* = 0 */
#ifndef MODULE #ifndef MODULE
static int __init pnpbios_setup(char *str) static int __init pnpbios_setup(char *str)
...@@ -422,9 +428,9 @@ static int __init pnpbios_setup(char *str) ...@@ -422,9 +428,9 @@ static int __init pnpbios_setup(char *str)
while ((str != NULL) && (*str != '\0')) { while ((str != NULL) && (*str != '\0')) {
if (strncmp(str, "off", 3) == 0) if (strncmp(str, "off", 3) == 0)
pnpbios_disabled=1; pnpbios_disabled = 1;
if (strncmp(str, "on", 2) == 0) if (strncmp(str, "on", 2) == 0)
pnpbios_disabled=0; pnpbios_disabled = 0;
invert = (strncmp(str, "no-", 3) == 0); invert = (strncmp(str, "no-", 3) == 0);
if (invert) if (invert)
str += 3; str += 3;
...@@ -453,35 +459,41 @@ static int __init pnpbios_probe_system(void) ...@@ -453,35 +459,41 @@ static int __init pnpbios_probe_system(void)
printk(KERN_INFO "PnPBIOS: Scanning system for PnP BIOS support...\n"); printk(KERN_INFO "PnPBIOS: Scanning system for PnP BIOS support...\n");
/* /*
* Search the defined area (0xf0000-0xffff0) for a valid PnP BIOS * Search the defined area (0xf0000-0xffff0) for a valid PnP BIOS
* structure and, if one is found, sets up the selectors and * structure and, if one is found, sets up the selectors and
* entry points * entry points
*/ */
for (check = (union pnp_bios_install_struct *) __va(0xf0000); for (check = (union pnp_bios_install_struct *)__va(0xf0000);
check < (union pnp_bios_install_struct *) __va(0xffff0); check < (union pnp_bios_install_struct *)__va(0xffff0);
check = (void *)check + 16) { check = (void *)check + 16) {
if (check->fields.signature != PNP_SIGNATURE) if (check->fields.signature != PNP_SIGNATURE)
continue; continue;
printk(KERN_INFO "PnPBIOS: Found PnP BIOS installation structure at 0x%p\n", check); printk(KERN_INFO
"PnPBIOS: Found PnP BIOS installation structure at 0x%p\n",
check);
length = check->fields.length; length = check->fields.length;
if (!length) { if (!length) {
printk(KERN_ERR "PnPBIOS: installation structure is invalid, skipping\n"); printk(KERN_ERR
"PnPBIOS: installation structure is invalid, skipping\n");
continue; continue;
} }
for (sum = 0, i = 0; i < length; i++) for (sum = 0, i = 0; i < length; i++)
sum += check->chars[i]; sum += check->chars[i];
if (sum) { if (sum) {
printk(KERN_ERR "PnPBIOS: installation structure is corrupted, skipping\n"); printk(KERN_ERR
"PnPBIOS: installation structure is corrupted, skipping\n");
continue; continue;
} }
if (check->fields.version < 0x10) { if (check->fields.version < 0x10) {
printk(KERN_WARNING "PnPBIOS: PnP BIOS version %d.%d is not supported\n", printk(KERN_WARNING
"PnPBIOS: PnP BIOS version %d.%d is not supported\n",
check->fields.version >> 4, check->fields.version >> 4,
check->fields.version & 15); check->fields.version & 15);
continue; continue;
} }
printk(KERN_INFO "PnPBIOS: PnP BIOS version %d.%d, entry 0x%x:0x%x, dseg 0x%x\n", printk(KERN_INFO
check->fields.version >> 4, check->fields.version & 15, "PnPBIOS: PnP BIOS version %d.%d, entry 0x%x:0x%x, dseg 0x%x\n",
check->fields.version >> 4, check->fields.version & 15,
check->fields.pm16cseg, check->fields.pm16offset, check->fields.pm16cseg, check->fields.pm16offset,
check->fields.pm16dseg); check->fields.pm16dseg);
pnp_bios_install = check; pnp_bios_install = check;
...@@ -499,25 +511,25 @@ static int __init exploding_pnp_bios(struct dmi_system_id *d) ...@@ -499,25 +511,25 @@ static int __init exploding_pnp_bios(struct dmi_system_id *d)
} }
static struct dmi_system_id pnpbios_dmi_table[] __initdata = { static struct dmi_system_id pnpbios_dmi_table[] __initdata = {
{ /* PnPBIOS GPF on boot */ { /* PnPBIOS GPF on boot */
.callback = exploding_pnp_bios, .callback = exploding_pnp_bios,
.ident = "Higraded P14H", .ident = "Higraded P14H",
.matches = { .matches = {
DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."), DMI_MATCH(DMI_BIOS_VENDOR, "American Megatrends Inc."),
DMI_MATCH(DMI_BIOS_VERSION, "07.00T"), DMI_MATCH(DMI_BIOS_VERSION, "07.00T"),
DMI_MATCH(DMI_SYS_VENDOR, "Higraded"), DMI_MATCH(DMI_SYS_VENDOR, "Higraded"),
DMI_MATCH(DMI_PRODUCT_NAME, "P14H"), DMI_MATCH(DMI_PRODUCT_NAME, "P14H"),
}, },
}, },
{ /* PnPBIOS GPF on boot */ { /* PnPBIOS GPF on boot */
.callback = exploding_pnp_bios, .callback = exploding_pnp_bios,
.ident = "ASUS P4P800", .ident = "ASUS P4P800",
.matches = { .matches = {
DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."), DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer Inc."),
DMI_MATCH(DMI_BOARD_NAME, "P4P800"), DMI_MATCH(DMI_BOARD_NAME, "P4P800"),
}, },
}, },
{ } {}
}; };
static int __init pnpbios_init(void) static int __init pnpbios_init(void)
...@@ -533,7 +545,6 @@ static int __init pnpbios_init(void) ...@@ -533,7 +545,6 @@ static int __init pnpbios_init(void)
printk(KERN_INFO "PnPBIOS: Disabled\n"); printk(KERN_INFO "PnPBIOS: Disabled\n");
return -ENODEV; return -ENODEV;
} }
#ifdef CONFIG_PNPACPI #ifdef CONFIG_PNPACPI
if (!acpi_disabled && !pnpacpi_disabled) { if (!acpi_disabled && !pnpacpi_disabled) {
pnpbios_disabled = 1; pnpbios_disabled = 1;
...@@ -552,14 +563,16 @@ static int __init pnpbios_init(void) ...@@ -552,14 +563,16 @@ static int __init pnpbios_init(void)
/* read the node info */ /* read the node info */
ret = pnp_bios_dev_node_info(&node_info); ret = pnp_bios_dev_node_info(&node_info);
if (ret) { if (ret) {
printk(KERN_ERR "PnPBIOS: Unable to get node info. Aborting.\n"); printk(KERN_ERR
"PnPBIOS: Unable to get node info. Aborting.\n");
return ret; return ret;
} }
/* register with the pnp layer */ /* register with the pnp layer */
ret = pnp_register_protocol(&pnpbios_protocol); ret = pnp_register_protocol(&pnpbios_protocol);
if (ret) { if (ret) {
printk(KERN_ERR "PnPBIOS: Unable to register driver. Aborting.\n"); printk(KERN_ERR
"PnPBIOS: Unable to register driver. Aborting.\n");
return ret; return ret;
} }
......
drivers/pnp/pnpbios/proc.c
浏览文件 @ 9dd78466
...@@ -37,42 +37,37 @@ static struct proc_dir_entry *proc_pnp = NULL; ...@@ -37,42 +37,37 @@ static struct proc_dir_entry *proc_pnp = NULL;
static struct proc_dir_entry *proc_pnp_boot = NULL; static struct proc_dir_entry *proc_pnp_boot = NULL;
static int proc_read_pnpconfig(char *buf, char **start, off_t pos, static int proc_read_pnpconfig(char *buf, char **start, off_t pos,
int count, int *eof, void *data) int count, int *eof, void *data)
{ {
struct pnp_isa_config_struc pnps; struct pnp_isa_config_struc pnps;
if (pnp_bios_isapnp_config(&pnps)) if (pnp_bios_isapnp_config(&pnps))
return -EIO; return -EIO;
return snprintf(buf, count, return snprintf(buf, count,
"structure_revision %d\n" "structure_revision %d\n"
"number_of_CSNs %d\n" "number_of_CSNs %d\n"
"ISA_read_data_port 0x%x\n", "ISA_read_data_port 0x%x\n",
pnps.revision, pnps.revision, pnps.no_csns, pnps.isa_rd_data_port);
pnps.no_csns,
pnps.isa_rd_data_port
);
} }
static int proc_read_escdinfo(char *buf, char **start, off_t pos, static int proc_read_escdinfo(char *buf, char **start, off_t pos,
int count, int *eof, void *data) int count, int *eof, void *data)
{ {
struct escd_info_struc escd; struct escd_info_struc escd;
if (pnp_bios_escd_info(&escd)) if (pnp_bios_escd_info(&escd))
return -EIO; return -EIO;
return snprintf(buf, count, return snprintf(buf, count,
"min_ESCD_write_size %d\n" "min_ESCD_write_size %d\n"
"ESCD_size %d\n" "ESCD_size %d\n"
"NVRAM_base 0x%x\n", "NVRAM_base 0x%x\n",
escd.min_escd_write_size, escd.min_escd_write_size,
escd.escd_size, escd.escd_size, escd.nv_storage_base);
escd.nv_storage_base
);
} }
#define MAX_SANE_ESCD_SIZE (32*1024) #define MAX_SANE_ESCD_SIZE (32*1024)
static int proc_read_escd(char *buf, char **start, off_t pos, static int proc_read_escd(char *buf, char **start, off_t pos,
int count, int *eof, void *data) int count, int *eof, void *data)
{ {
struct escd_info_struc escd; struct escd_info_struc escd;
char *tmpbuf; char *tmpbuf;
...@@ -83,30 +78,36 @@ static int proc_read_escd(char *buf, char **start, off_t pos, ...@@ -83,30 +78,36 @@ static int proc_read_escd(char *buf, char **start, off_t pos,
/* sanity check */ /* sanity check */
if (escd.escd_size > MAX_SANE_ESCD_SIZE) { if (escd.escd_size > MAX_SANE_ESCD_SIZE) {
printk(KERN_ERR "PnPBIOS: proc_read_escd: ESCD size reported by BIOS escd_info call is too great\n"); printk(KERN_ERR
"PnPBIOS: proc_read_escd: ESCD size reported by BIOS escd_info call is too great\n");
return -EFBIG; return -EFBIG;
} }
tmpbuf = kzalloc(escd.escd_size, GFP_KERNEL); tmpbuf = kzalloc(escd.escd_size, GFP_KERNEL);
if (!tmpbuf) return -ENOMEM; if (!tmpbuf)
return -ENOMEM;
if (pnp_bios_read_escd(tmpbuf, escd.nv_storage_base)) { if (pnp_bios_read_escd(tmpbuf, escd.nv_storage_base)) {
kfree(tmpbuf); kfree(tmpbuf);
return -EIO; return -EIO;
} }
escd_size = (unsigned char)(tmpbuf[0]) + (unsigned char)(tmpbuf[1])*256; escd_size =
(unsigned char)(tmpbuf[0]) + (unsigned char)(tmpbuf[1]) * 256;
/* sanity check */ /* sanity check */
if (escd_size > MAX_SANE_ESCD_SIZE) { if (escd_size > MAX_SANE_ESCD_SIZE) {
printk(KERN_ERR "PnPBIOS: proc_read_escd: ESCD size reported by BIOS read_escd call is too great\n"); printk(KERN_ERR
"PnPBIOS: proc_read_escd: ESCD size reported by BIOS read_escd call is too great\n");
return -EFBIG; return -EFBIG;
} }
escd_left_to_read = escd_size - pos; escd_left_to_read = escd_size - pos;
if (escd_left_to_read < 0) escd_left_to_read = 0; if (escd_left_to_read < 0)
if (escd_left_to_read == 0) *eof = 1; escd_left_to_read = 0;
n = min(count,escd_left_to_read); if (escd_left_to_read == 0)
*eof = 1;
n = min(count, escd_left_to_read);
memcpy(buf, tmpbuf + pos, n); memcpy(buf, tmpbuf + pos, n);
kfree(tmpbuf); kfree(tmpbuf);
*start = buf; *start = buf;
...@@ -114,17 +115,17 @@ static int proc_read_escd(char *buf, char **start, off_t pos, ...@@ -114,17 +115,17 @@ static int proc_read_escd(char *buf, char **start, off_t pos,
} }
static int proc_read_legacyres(char *buf, char **start, off_t pos, static int proc_read_legacyres(char *buf, char **start, off_t pos,
int count, int *eof, void *data) int count, int *eof, void *data)
{ {
/* Assume that the following won't overflow the buffer */ /* Assume that the following won't overflow the buffer */
if (pnp_bios_get_stat_res(buf)) if (pnp_bios_get_stat_res(buf))
return -EIO; return -EIO;
return count; // FIXME: Return actual length return count; // FIXME: Return actual length
} }
static int proc_read_devices(char *buf, char **start, off_t pos, static int proc_read_devices(char *buf, char **start, off_t pos,
int count, int *eof, void *data) int count, int *eof, void *data)
{ {
struct pnp_bios_node *node; struct pnp_bios_node *node;
u8 nodenum; u8 nodenum;
...@@ -134,9 +135,10 @@ static int proc_read_devices(char *buf, char **start, off_t pos, ...@@ -134,9 +135,10 @@ static int proc_read_devices(char *buf, char **start, off_t pos,
return 0; return 0;
node = kzalloc(node_info.max_node_size, GFP_KERNEL); node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node) return -ENOMEM; if (!node)
return -ENOMEM;
for (nodenum=pos; nodenum<0xff; ) { for (nodenum = pos; nodenum < 0xff;) {
u8 thisnodenum = nodenum; u8 thisnodenum = nodenum;
/* 26 = the number of characters per line sprintf'ed */ /* 26 = the number of characters per line sprintf'ed */
if ((p - buf + 26) > count) if ((p - buf + 26) > count)
...@@ -148,7 +150,11 @@ static int proc_read_devices(char *buf, char **start, off_t pos, ...@@ -148,7 +150,11 @@ static int proc_read_devices(char *buf, char **start, off_t pos,
node->type_code[0], node->type_code[1], node->type_code[0], node->type_code[1],
node->type_code[2], node->flags); node->type_code[2], node->flags);
if (nodenum <= thisnodenum) { if (nodenum <= thisnodenum) {
printk(KERN_ERR "%s Node number 0x%x is out of sequence following node 0x%x. Aborting.\n", "PnPBIOS: proc_read_devices:", (unsigned int)nodenum, (unsigned int)thisnodenum); printk(KERN_ERR
"%s Node number 0x%x is out of sequence following node 0x%x. Aborting.\n",
"PnPBIOS: proc_read_devices:",
(unsigned int)nodenum,
(unsigned int)thisnodenum);
*eof = 1; *eof = 1;
break; break;
} }
...@@ -156,12 +162,12 @@ static int proc_read_devices(char *buf, char **start, off_t pos, ...@@ -156,12 +162,12 @@ static int proc_read_devices(char *buf, char **start, off_t pos,
kfree(node); kfree(node);
if (nodenum == 0xff) if (nodenum == 0xff)
*eof = 1; *eof = 1;
*start = (char *)((off_t)nodenum - pos); *start = (char *)((off_t) nodenum - pos);
return p - buf; return p - buf;
} }
static int proc_read_node(char *buf, char **start, off_t pos, static int proc_read_node(char *buf, char **start, off_t pos,
int count, int *eof, void *data) int count, int *eof, void *data)
{ {
struct pnp_bios_node *node; struct pnp_bios_node *node;
int boot = (long)data >> 8; int boot = (long)data >> 8;
...@@ -169,7 +175,8 @@ static int proc_read_node(char *buf, char **start, off_t pos, ...@@ -169,7 +175,8 @@ static int proc_read_node(char *buf, char **start, off_t pos,
int len; int len;
node = kzalloc(node_info.max_node_size, GFP_KERNEL); node = kzalloc(node_info.max_node_size, GFP_KERNEL);
if (!node) return -ENOMEM; if (!node)
return -ENOMEM;
if (pnp_bios_get_dev_node(&nodenum, boot, node)) { if (pnp_bios_get_dev_node(&nodenum, boot, node)) {
kfree(node); kfree(node);
return -EIO; return -EIO;
...@@ -180,8 +187,8 @@ static int proc_read_node(char *buf, char **start, off_t pos, ...@@ -180,8 +187,8 @@ static int proc_read_node(char *buf, char **start, off_t pos,
return len; return len;
} }
static int proc_write_node(struct file *file, const char __user *buf, static int proc_write_node(struct file *file, const char __user * buf,
unsigned long count, void *data) unsigned long count, void *data)
{ {
struct pnp_bios_node *node; struct pnp_bios_node *node;
int boot = (long)data >> 8; int boot = (long)data >> 8;
...@@ -208,12 +215,12 @@ static int proc_write_node(struct file *file, const char __user *buf, ...@@ -208,12 +215,12 @@ static int proc_write_node(struct file *file, const char __user *buf,
goto out; goto out;
} }
ret = count; ret = count;
out: out:
kfree(node); kfree(node);
return ret; return ret;
} }
int pnpbios_interface_attach_device(struct pnp_bios_node * node) int pnpbios_interface_attach_device(struct pnp_bios_node *node)
{ {
char name[3]; char name[3];
struct proc_dir_entry *ent; struct proc_dir_entry *ent;
...@@ -222,7 +229,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node) ...@@ -222,7 +229,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node)
if (!proc_pnp) if (!proc_pnp)
return -EIO; return -EIO;
if ( !pnpbios_dont_use_current_config ) { if (!pnpbios_dont_use_current_config) {
ent = create_proc_entry(name, 0, proc_pnp); ent = create_proc_entry(name, 0, proc_pnp);
if (ent) { if (ent) {
ent->read_proc = proc_read_node; ent->read_proc = proc_read_node;
...@@ -237,7 +244,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node) ...@@ -237,7 +244,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node)
if (ent) { if (ent) {
ent->read_proc = proc_read_node; ent->read_proc = proc_read_node;
ent->write_proc = proc_write_node; ent->write_proc = proc_write_node;
ent->data = (void *)(long)(node->handle+0x100); ent->data = (void *)(long)(node->handle + 0x100);
return 0; return 0;
} }
...@@ -249,7 +256,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node) ...@@ -249,7 +256,7 @@ int pnpbios_interface_attach_device(struct pnp_bios_node * node)
* work and the pnpbios_dont_use_current_config flag * work and the pnpbios_dont_use_current_config flag
* should already have been set to the appropriate value * should already have been set to the appropriate value
*/ */
int __init pnpbios_proc_init( void ) int __init pnpbios_proc_init(void)
{ {
proc_pnp = proc_mkdir("pnp", proc_bus); proc_pnp = proc_mkdir("pnp", proc_bus);
if (!proc_pnp) if (!proc_pnp)
...@@ -258,10 +265,13 @@ int __init pnpbios_proc_init( void ) ...@@ -258,10 +265,13 @@ int __init pnpbios_proc_init( void )
if (!proc_pnp_boot) if (!proc_pnp_boot)
return -EIO; return -EIO;
create_proc_read_entry("devices", 0, proc_pnp, proc_read_devices, NULL); create_proc_read_entry("devices", 0, proc_pnp, proc_read_devices, NULL);
create_proc_read_entry("configuration_info", 0, proc_pnp, proc_read_pnpconfig, NULL); create_proc_read_entry("configuration_info", 0, proc_pnp,
create_proc_read_entry("escd_info", 0, proc_pnp, proc_read_escdinfo, NULL); proc_read_pnpconfig, NULL);
create_proc_read_entry("escd_info", 0, proc_pnp, proc_read_escdinfo,
NULL);
create_proc_read_entry("escd", S_IRUSR, proc_pnp, proc_read_escd, NULL); create_proc_read_entry("escd", S_IRUSR, proc_pnp, proc_read_escd, NULL);
create_proc_read_entry("legacy_device_resources", 0, proc_pnp, proc_read_legacyres, NULL); create_proc_read_entry("legacy_device_resources", 0, proc_pnp,
proc_read_legacyres, NULL);
return 0; return 0;
} }
...@@ -274,9 +284,9 @@ void __exit pnpbios_proc_exit(void) ...@@ -274,9 +284,9 @@ void __exit pnpbios_proc_exit(void)
if (!proc_pnp) if (!proc_pnp)
return; return;
for (i=0; i<0xff; i++) { for (i = 0; i < 0xff; i++) {
sprintf(name, "%02x", i); sprintf(name, "%02x", i);
if ( !pnpbios_dont_use_current_config ) if (!pnpbios_dont_use_current_config)
remove_proc_entry(name, proc_pnp); remove_proc_entry(name, proc_pnp);
remove_proc_entry(name, proc_pnp_boot); remove_proc_entry(name, proc_pnp_boot);
} }
......
drivers/pnp/pnpbios/rsparser.c
浏览文件 @ 9dd78466
此差异已折叠。
drivers/pnp/quirks.c
浏览文件 @ 9dd78466
...@@ -19,7 +19,6 @@ ...@@ -19,7 +19,6 @@
#include <linux/io.h> #include <linux/io.h>
#include "base.h" #include "base.h"
static void quirk_awe32_resources(struct pnp_dev *dev) static void quirk_awe32_resources(struct pnp_dev *dev)
{ {
struct pnp_port *port, *port2, *port3; struct pnp_port *port, *port2, *port3;
...@@ -31,7 +30,7 @@ static void quirk_awe32_resources(struct pnp_dev *dev) ...@@ -31,7 +30,7 @@ static void quirk_awe32_resources(struct pnp_dev *dev)
* two extra ports (at offset 0x400 and 0x800 from the one given) by * two extra ports (at offset 0x400 and 0x800 from the one given) by
* hand. * hand.
*/ */
for ( ; res ; res = res->next ) { for (; res; res = res->next) {
port2 = pnp_alloc(sizeof(struct pnp_port)); port2 = pnp_alloc(sizeof(struct pnp_port));
if (!port2) if (!port2)
return; return;
...@@ -58,18 +57,19 @@ static void quirk_cmi8330_resources(struct pnp_dev *dev) ...@@ -58,18 +57,19 @@ static void quirk_cmi8330_resources(struct pnp_dev *dev)
struct pnp_option *res = dev->dependent; struct pnp_option *res = dev->dependent;
unsigned long tmp; unsigned long tmp;
for ( ; res ; res = res->next ) { for (; res; res = res->next) {
struct pnp_irq *irq; struct pnp_irq *irq;
struct pnp_dma *dma; struct pnp_dma *dma;
for( irq = res->irq; irq; irq = irq->next ) { // Valid irqs are 5, 7, 10 for (irq = res->irq; irq; irq = irq->next) { // Valid irqs are 5, 7, 10
tmp = 0x04A0; tmp = 0x04A0;
bitmap_copy(irq->map, &tmp, 16); // 0000 0100 1010 0000 bitmap_copy(irq->map, &tmp, 16); // 0000 0100 1010 0000
} }
for( dma = res->dma; dma; dma = dma->next ) // Valid 8bit dma channels are 1,3 for (dma = res->dma; dma; dma = dma->next) // Valid 8bit dma channels are 1,3
if( ( dma->flags & IORESOURCE_DMA_TYPE_MASK ) == IORESOURCE_DMA_8BIT ) if ((dma->flags & IORESOURCE_DMA_TYPE_MASK) ==
IORESOURCE_DMA_8BIT)
dma->map = 0x000A; dma->map = 0x000A;
} }
printk(KERN_INFO "pnp: CMI8330 quirk - fixing interrupts and dma\n"); printk(KERN_INFO "pnp: CMI8330 quirk - fixing interrupts and dma\n");
...@@ -79,7 +79,7 @@ static void quirk_sb16audio_resources(struct pnp_dev *dev) ...@@ -79,7 +79,7 @@ static void quirk_sb16audio_resources(struct pnp_dev *dev)
{ {
struct pnp_port *port; struct pnp_port *port;
struct pnp_option *res = dev->dependent; struct pnp_option *res = dev->dependent;
int changed = 0; int changed = 0;
/* /*
* The default range on the mpu port for these devices is 0x388-0x388. * The default range on the mpu port for these devices is 0x388-0x388.
...@@ -87,23 +87,24 @@ static void quirk_sb16audio_resources(struct pnp_dev *dev) ...@@ -87,23 +87,24 @@ static void quirk_sb16audio_resources(struct pnp_dev *dev)
* auto-configured. * auto-configured.
*/ */
for( ; res ; res = res->next ) { for (; res; res = res->next) {
port = res->port; port = res->port;
if(!port) if (!port)
continue; continue;
port = port->next; port = port->next;
if(!port) if (!port)
continue; continue;
port = port->next; port = port->next;
if(!port) if (!port)
continue; continue;
if(port->min != port->max) if (port->min != port->max)
continue; continue;
port->max += 0x70; port->max += 0x70;
changed = 1; changed = 1;
} }
if(changed) if (changed)
printk(KERN_INFO "pnp: SB audio device quirk - increasing port range\n"); printk(KERN_INFO
"pnp: SB audio device quirk - increasing port range\n");
return; return;
} }
...@@ -124,7 +125,7 @@ static int quirk_smc_fir_enabled(struct pnp_dev *dev) ...@@ -124,7 +125,7 @@ static int quirk_smc_fir_enabled(struct pnp_dev *dev)
outb(bank, firbase + 7); outb(bank, firbase + 7);
high = inb(firbase + 0); high = inb(firbase + 0);
low = inb(firbase + 1); low = inb(firbase + 1);
chip = inb(firbase + 2); chip = inb(firbase + 2);
/* This corresponds to the check in smsc_ircc_present() */ /* This corresponds to the check in smsc_ircc_present() */
...@@ -153,8 +154,8 @@ static void quirk_smc_enable(struct pnp_dev *dev) ...@@ -153,8 +154,8 @@ static void quirk_smc_enable(struct pnp_dev *dev)
*/ */
dev_err(&dev->dev, "%s not responding at SIR 0x%lx, FIR 0x%lx; " dev_err(&dev->dev, "%s not responding at SIR 0x%lx, FIR 0x%lx; "
"auto-configuring\n", dev->id->id, "auto-configuring\n", dev->id->id,
(unsigned long) pnp_port_start(dev, 0), (unsigned long)pnp_port_start(dev, 0),
(unsigned long) pnp_port_start(dev, 1)); (unsigned long)pnp_port_start(dev, 1));
pnp_disable_dev(dev); pnp_disable_dev(dev);
pnp_init_resource_table(&dev->res); pnp_init_resource_table(&dev->res);
...@@ -162,8 +163,8 @@ static void quirk_smc_enable(struct pnp_dev *dev) ...@@ -162,8 +163,8 @@ static void quirk_smc_enable(struct pnp_dev *dev)
pnp_activate_dev(dev); pnp_activate_dev(dev);
if (quirk_smc_fir_enabled(dev)) { if (quirk_smc_fir_enabled(dev)) {
dev_err(&dev->dev, "responds at SIR 0x%lx, FIR 0x%lx\n", dev_err(&dev->dev, "responds at SIR 0x%lx, FIR 0x%lx\n",
(unsigned long) pnp_port_start(dev, 0), (unsigned long)pnp_port_start(dev, 0),
(unsigned long) pnp_port_start(dev, 1)); (unsigned long)pnp_port_start(dev, 1));
return; return;
} }
...@@ -175,8 +176,8 @@ static void quirk_smc_enable(struct pnp_dev *dev) ...@@ -175,8 +176,8 @@ static void quirk_smc_enable(struct pnp_dev *dev)
*/ */
dev_err(&dev->dev, "not responding at SIR 0x%lx, FIR 0x%lx; " dev_err(&dev->dev, "not responding at SIR 0x%lx, FIR 0x%lx; "
"swapping SIR/FIR and reconfiguring\n", "swapping SIR/FIR and reconfiguring\n",
(unsigned long) pnp_port_start(dev, 0), (unsigned long)pnp_port_start(dev, 0),
(unsigned long) pnp_port_start(dev, 1)); (unsigned long)pnp_port_start(dev, 1));
/* /*
* Clear IORESOURCE_AUTO so pnp_activate_dev() doesn't reassign * Clear IORESOURCE_AUTO so pnp_activate_dev() doesn't reassign
...@@ -200,8 +201,8 @@ static void quirk_smc_enable(struct pnp_dev *dev) ...@@ -200,8 +201,8 @@ static void quirk_smc_enable(struct pnp_dev *dev)
if (quirk_smc_fir_enabled(dev)) { if (quirk_smc_fir_enabled(dev)) {
dev_err(&dev->dev, "responds at SIR 0x%lx, FIR 0x%lx\n", dev_err(&dev->dev, "responds at SIR 0x%lx, FIR 0x%lx\n",
(unsigned long) pnp_port_start(dev, 0), (unsigned long)pnp_port_start(dev, 0),
(unsigned long) pnp_port_start(dev, 1)); (unsigned long)pnp_port_start(dev, 1));
return; return;
} }
...@@ -209,7 +210,6 @@ static void quirk_smc_enable(struct pnp_dev *dev) ...@@ -209,7 +210,6 @@ static void quirk_smc_enable(struct pnp_dev *dev)
"email bjorn.helgaas@hp.com\n"); "email bjorn.helgaas@hp.com\n");
} }
/* /*
* PnP Quirks * PnP Quirks
* Cards or devices that need some tweaking due to incomplete resource info * Cards or devices that need some tweaking due to incomplete resource info
...@@ -217,21 +217,21 @@ static void quirk_smc_enable(struct pnp_dev *dev) ...@@ -217,21 +217,21 @@ static void quirk_smc_enable(struct pnp_dev *dev)
static struct pnp_fixup pnp_fixups[] = { static struct pnp_fixup pnp_fixups[] = {
/* Soundblaster awe io port quirk */ /* Soundblaster awe io port quirk */
{ "CTL0021", quirk_awe32_resources }, {"CTL0021", quirk_awe32_resources},
{ "CTL0022", quirk_awe32_resources }, {"CTL0022", quirk_awe32_resources},
{ "CTL0023", quirk_awe32_resources }, {"CTL0023", quirk_awe32_resources},
/* CMI 8330 interrupt and dma fix */ /* CMI 8330 interrupt and dma fix */
{ "@X@0001", quirk_cmi8330_resources }, {"@X@0001", quirk_cmi8330_resources},
/* Soundblaster audio device io port range quirk */ /* Soundblaster audio device io port range quirk */
{ "CTL0001", quirk_sb16audio_resources }, {"CTL0001", quirk_sb16audio_resources},
{ "CTL0031", quirk_sb16audio_resources }, {"CTL0031", quirk_sb16audio_resources},
{ "CTL0041", quirk_sb16audio_resources }, {"CTL0041", quirk_sb16audio_resources},
{ "CTL0042", quirk_sb16audio_resources }, {"CTL0042", quirk_sb16audio_resources},
{ "CTL0043", quirk_sb16audio_resources }, {"CTL0043", quirk_sb16audio_resources},
{ "CTL0044", quirk_sb16audio_resources }, {"CTL0044", quirk_sb16audio_resources},
{ "CTL0045", quirk_sb16audio_resources }, {"CTL0045", quirk_sb16audio_resources},
{ "SMCf010", quirk_smc_enable }, {"SMCf010", quirk_smc_enable},
{ "" } {""}
}; };
void pnp_fixup_device(struct pnp_dev *dev) void pnp_fixup_device(struct pnp_dev *dev)
...@@ -239,9 +239,8 @@ void pnp_fixup_device(struct pnp_dev *dev) ...@@ -239,9 +239,8 @@ void pnp_fixup_device(struct pnp_dev *dev)
int i = 0; int i = 0;
while (*pnp_fixups[i].id) { while (*pnp_fixups[i].id) {
if (compare_pnp_id(dev->id,pnp_fixups[i].id)) { if (compare_pnp_id(dev->id, pnp_fixups[i].id)) {
pnp_dbg("Calling quirk for %s", pnp_dbg("Calling quirk for %s", dev->dev.bus_id);
dev->dev.bus_id);
pnp_fixups[i].quirk_function(dev); pnp_fixups[i].quirk_function(dev);
} }
i++; i++;
......
drivers/pnp/resource.c
浏览文件 @ 9dd78466
...@@ -20,17 +20,16 @@ ...@@ -20,17 +20,16 @@
#include <linux/pnp.h> #include <linux/pnp.h>
#include "base.h" #include "base.h"
static int pnp_reserve_irq[16] = { [0 ... 15] = -1 }; /* reserve (don't use) some IRQ */ static int pnp_reserve_irq[16] = {[0...15] = -1 }; /* reserve (don't use) some IRQ */
static int pnp_reserve_dma[8] = { [0 ... 7] = -1 }; /* reserve (don't use) some DMA */ static int pnp_reserve_dma[8] = {[0...7] = -1 }; /* reserve (don't use) some DMA */
static int pnp_reserve_io[16] = { [0 ... 15] = -1 }; /* reserve (don't use) some I/O region */ static int pnp_reserve_io[16] = {[0...15] = -1 }; /* reserve (don't use) some I/O region */
static int pnp_reserve_mem[16] = { [0 ... 15] = -1 }; /* reserve (don't use) some memory region */ static int pnp_reserve_mem[16] = {[0...15] = -1 }; /* reserve (don't use) some memory region */
/* /*
* option registration * option registration
*/ */
static struct pnp_option * pnp_build_option(int priority) static struct pnp_option *pnp_build_option(int priority)
{ {
struct pnp_option *option = pnp_alloc(sizeof(struct pnp_option)); struct pnp_option *option = pnp_alloc(sizeof(struct pnp_option));
...@@ -46,7 +45,7 @@ static struct pnp_option * pnp_build_option(int priority) ...@@ -46,7 +45,7 @@ static struct pnp_option * pnp_build_option(int priority)
return option; return option;
} }
struct pnp_option * pnp_register_independent_option(struct pnp_dev *dev) struct pnp_option *pnp_register_independent_option(struct pnp_dev *dev)
{ {
struct pnp_option *option; struct pnp_option *option;
if (!dev) if (!dev)
...@@ -61,7 +60,8 @@ struct pnp_option * pnp_register_independent_option(struct pnp_dev *dev) ...@@ -61,7 +60,8 @@ struct pnp_option * pnp_register_independent_option(struct pnp_dev *dev)
return option; return option;
} }
struct pnp_option * pnp_register_dependent_option(struct pnp_dev *dev, int priority) struct pnp_option *pnp_register_dependent_option(struct pnp_dev *dev,
int priority)
{ {
struct pnp_option *option; struct pnp_option *option;
if (!dev) if (!dev)
...@@ -222,7 +222,6 @@ void pnp_free_option(struct pnp_option *option) ...@@ -222,7 +222,6 @@ void pnp_free_option(struct pnp_option *option)
} }
} }
/* /*
* resource validity checking * resource validity checking
*/ */
...@@ -236,7 +235,7 @@ void pnp_free_option(struct pnp_option *option) ...@@ -236,7 +235,7 @@ void pnp_free_option(struct pnp_option *option)
#define cannot_compare(flags) \ #define cannot_compare(flags) \
((flags) & (IORESOURCE_UNSET | IORESOURCE_DISABLED)) ((flags) & (IORESOURCE_UNSET | IORESOURCE_DISABLED))
int pnp_check_port(struct pnp_dev * dev, int idx) int pnp_check_port(struct pnp_dev *dev, int idx)
{ {
int tmp; int tmp;
struct pnp_dev *tdev; struct pnp_dev *tdev;
...@@ -250,8 +249,8 @@ int pnp_check_port(struct pnp_dev * dev, int idx) ...@@ -250,8 +249,8 @@ int pnp_check_port(struct pnp_dev * dev, int idx)
/* check if the resource is already in use, skip if the /* check if the resource is already in use, skip if the
* device is active because it itself may be in use */ * device is active because it itself may be in use */
if(!dev->active) { if (!dev->active) {
if (__check_region(&ioport_resource, *port, length(port,end))) if (__check_region(&ioport_resource, *port, length(port, end)))
return 0; return 0;
} }
...@@ -259,7 +258,7 @@ int pnp_check_port(struct pnp_dev * dev, int idx) ...@@ -259,7 +258,7 @@ int pnp_check_port(struct pnp_dev * dev, int idx)
for (tmp = 0; tmp < 8; tmp++) { for (tmp = 0; tmp < 8; tmp++) {
int rport = pnp_reserve_io[tmp << 1]; int rport = pnp_reserve_io[tmp << 1];
int rend = pnp_reserve_io[(tmp << 1) + 1] + rport - 1; int rend = pnp_reserve_io[(tmp << 1) + 1] + rport - 1;
if (ranged_conflict(port,end,&rport,&rend)) if (ranged_conflict(port, end, &rport, &rend))
return 0; return 0;
} }
...@@ -268,7 +267,7 @@ int pnp_check_port(struct pnp_dev * dev, int idx) ...@@ -268,7 +267,7 @@ int pnp_check_port(struct pnp_dev * dev, int idx)
if (dev->res.port_resource[tmp].flags & IORESOURCE_IO) { if (dev->res.port_resource[tmp].flags & IORESOURCE_IO) {
tport = &dev->res.port_resource[tmp].start; tport = &dev->res.port_resource[tmp].start;
tend = &dev->res.port_resource[tmp].end; tend = &dev->res.port_resource[tmp].end;
if (ranged_conflict(port,end,tport,tend)) if (ranged_conflict(port, end, tport, tend))
return 0; return 0;
} }
} }
...@@ -279,11 +278,12 @@ int pnp_check_port(struct pnp_dev * dev, int idx) ...@@ -279,11 +278,12 @@ int pnp_check_port(struct pnp_dev * dev, int idx)
continue; continue;
for (tmp = 0; tmp < PNP_MAX_PORT; tmp++) { for (tmp = 0; tmp < PNP_MAX_PORT; tmp++) {
if (tdev->res.port_resource[tmp].flags & IORESOURCE_IO) { if (tdev->res.port_resource[tmp].flags & IORESOURCE_IO) {
if (cannot_compare(tdev->res.port_resource[tmp].flags)) if (cannot_compare
(tdev->res.port_resource[tmp].flags))
continue; continue;
tport = &tdev->res.port_resource[tmp].start; tport = &tdev->res.port_resource[tmp].start;
tend = &tdev->res.port_resource[tmp].end; tend = &tdev->res.port_resource[tmp].end;
if (ranged_conflict(port,end,tport,tend)) if (ranged_conflict(port, end, tport, tend))
return 0; return 0;
} }
} }
...@@ -292,7 +292,7 @@ int pnp_check_port(struct pnp_dev * dev, int idx) ...@@ -292,7 +292,7 @@ int pnp_check_port(struct pnp_dev * dev, int idx)
return 1; return 1;
} }
int pnp_check_mem(struct pnp_dev * dev, int idx) int pnp_check_mem(struct pnp_dev *dev, int idx)
{ {
int tmp; int tmp;
struct pnp_dev *tdev; struct pnp_dev *tdev;
...@@ -306,8 +306,8 @@ int pnp_check_mem(struct pnp_dev * dev, int idx) ...@@ -306,8 +306,8 @@ int pnp_check_mem(struct pnp_dev * dev, int idx)
/* check if the resource is already in use, skip if the /* check if the resource is already in use, skip if the
* device is active because it itself may be in use */ * device is active because it itself may be in use */
if(!dev->active) { if (!dev->active) {
if (check_mem_region(*addr, length(addr,end))) if (check_mem_region(*addr, length(addr, end)))
return 0; return 0;
} }
...@@ -315,7 +315,7 @@ int pnp_check_mem(struct pnp_dev * dev, int idx) ...@@ -315,7 +315,7 @@ int pnp_check_mem(struct pnp_dev * dev, int idx)
for (tmp = 0; tmp < 8; tmp++) { for (tmp = 0; tmp < 8; tmp++) {
int raddr = pnp_reserve_mem[tmp << 1]; int raddr = pnp_reserve_mem[tmp << 1];
int rend = pnp_reserve_mem[(tmp << 1) + 1] + raddr - 1; int rend = pnp_reserve_mem[(tmp << 1) + 1] + raddr - 1;
if (ranged_conflict(addr,end,&raddr,&rend)) if (ranged_conflict(addr, end, &raddr, &rend))
return 0; return 0;
} }
...@@ -324,7 +324,7 @@ int pnp_check_mem(struct pnp_dev * dev, int idx) ...@@ -324,7 +324,7 @@ int pnp_check_mem(struct pnp_dev * dev, int idx)
if (dev->res.mem_resource[tmp].flags & IORESOURCE_MEM) { if (dev->res.mem_resource[tmp].flags & IORESOURCE_MEM) {
taddr = &dev->res.mem_resource[tmp].start; taddr = &dev->res.mem_resource[tmp].start;
tend = &dev->res.mem_resource[tmp].end; tend = &dev->res.mem_resource[tmp].end;
if (ranged_conflict(addr,end,taddr,tend)) if (ranged_conflict(addr, end, taddr, tend))
return 0; return 0;
} }
} }
...@@ -335,11 +335,12 @@ int pnp_check_mem(struct pnp_dev * dev, int idx) ...@@ -335,11 +335,12 @@ int pnp_check_mem(struct pnp_dev * dev, int idx)
continue; continue;
for (tmp = 0; tmp < PNP_MAX_MEM; tmp++) { for (tmp = 0; tmp < PNP_MAX_MEM; tmp++) {
if (tdev->res.mem_resource[tmp].flags & IORESOURCE_MEM) { if (tdev->res.mem_resource[tmp].flags & IORESOURCE_MEM) {
if (cannot_compare(tdev->res.mem_resource[tmp].flags)) if (cannot_compare
(tdev->res.mem_resource[tmp].flags))
continue; continue;
taddr = &tdev->res.mem_resource[tmp].start; taddr = &tdev->res.mem_resource[tmp].start;
tend = &tdev->res.mem_resource[tmp].end; tend = &tdev->res.mem_resource[tmp].end;
if (ranged_conflict(addr,end,taddr,tend)) if (ranged_conflict(addr, end, taddr, tend))
return 0; return 0;
} }
} }
...@@ -353,11 +354,11 @@ static irqreturn_t pnp_test_handler(int irq, void *dev_id) ...@@ -353,11 +354,11 @@ static irqreturn_t pnp_test_handler(int irq, void *dev_id)
return IRQ_HANDLED; return IRQ_HANDLED;
} }
int pnp_check_irq(struct pnp_dev * dev, int idx) int pnp_check_irq(struct pnp_dev *dev, int idx)
{ {
int tmp; int tmp;
struct pnp_dev *tdev; struct pnp_dev *tdev;
resource_size_t * irq = &dev->res.irq_resource[idx].start; resource_size_t *irq = &dev->res.irq_resource[idx].start;
/* if the resource doesn't exist, don't complain about it */ /* if the resource doesn't exist, don't complain about it */
if (cannot_compare(dev->res.irq_resource[idx].flags)) if (cannot_compare(dev->res.irq_resource[idx].flags))
...@@ -394,9 +395,9 @@ int pnp_check_irq(struct pnp_dev * dev, int idx) ...@@ -394,9 +395,9 @@ int pnp_check_irq(struct pnp_dev * dev, int idx)
/* check if the resource is already in use, skip if the /* check if the resource is already in use, skip if the
* device is active because it itself may be in use */ * device is active because it itself may be in use */
if(!dev->active) { if (!dev->active) {
if (request_irq(*irq, pnp_test_handler, if (request_irq(*irq, pnp_test_handler,
IRQF_DISABLED|IRQF_PROBE_SHARED, "pnp", NULL)) IRQF_DISABLED | IRQF_PROBE_SHARED, "pnp", NULL))
return 0; return 0;
free_irq(*irq, NULL); free_irq(*irq, NULL);
} }
...@@ -407,7 +408,8 @@ int pnp_check_irq(struct pnp_dev * dev, int idx) ...@@ -407,7 +408,8 @@ int pnp_check_irq(struct pnp_dev * dev, int idx)
continue; continue;
for (tmp = 0; tmp < PNP_MAX_IRQ; tmp++) { for (tmp = 0; tmp < PNP_MAX_IRQ; tmp++) {
if (tdev->res.irq_resource[tmp].flags & IORESOURCE_IRQ) { if (tdev->res.irq_resource[tmp].flags & IORESOURCE_IRQ) {
if (cannot_compare(tdev->res.irq_resource[tmp].flags)) if (cannot_compare
(tdev->res.irq_resource[tmp].flags))
continue; continue;
if ((tdev->res.irq_resource[tmp].start == *irq)) if ((tdev->res.irq_resource[tmp].start == *irq))
return 0; return 0;
...@@ -418,12 +420,12 @@ int pnp_check_irq(struct pnp_dev * dev, int idx) ...@@ -418,12 +420,12 @@ int pnp_check_irq(struct pnp_dev * dev, int idx)
return 1; return 1;
} }
int pnp_check_dma(struct pnp_dev * dev, int idx) int pnp_check_dma(struct pnp_dev *dev, int idx)
{ {
#ifndef CONFIG_IA64 #ifndef CONFIG_IA64
int tmp; int tmp;
struct pnp_dev *tdev; struct pnp_dev *tdev;
resource_size_t * dma = &dev->res.dma_resource[idx].start; resource_size_t *dma = &dev->res.dma_resource[idx].start;
/* if the resource doesn't exist, don't complain about it */ /* if the resource doesn't exist, don't complain about it */
if (cannot_compare(dev->res.dma_resource[idx].flags)) if (cannot_compare(dev->res.dma_resource[idx].flags))
...@@ -449,7 +451,7 @@ int pnp_check_dma(struct pnp_dev * dev, int idx) ...@@ -449,7 +451,7 @@ int pnp_check_dma(struct pnp_dev * dev, int idx)
/* check if the resource is already in use, skip if the /* check if the resource is already in use, skip if the
* device is active because it itself may be in use */ * device is active because it itself may be in use */
if(!dev->active) { if (!dev->active) {
if (request_dma(*dma, "pnp")) if (request_dma(*dma, "pnp"))
return 0; return 0;
free_dma(*dma); free_dma(*dma);
...@@ -461,7 +463,8 @@ int pnp_check_dma(struct pnp_dev * dev, int idx) ...@@ -461,7 +463,8 @@ int pnp_check_dma(struct pnp_dev * dev, int idx)
continue; continue;
for (tmp = 0; tmp < PNP_MAX_DMA; tmp++) { for (tmp = 0; tmp < PNP_MAX_DMA; tmp++) {
if (tdev->res.dma_resource[tmp].flags & IORESOURCE_DMA) { if (tdev->res.dma_resource[tmp].flags & IORESOURCE_DMA) {
if (cannot_compare(tdev->res.dma_resource[tmp].flags)) if (cannot_compare
(tdev->res.dma_resource[tmp].flags))
continue; continue;
if ((tdev->res.dma_resource[tmp].start == *dma)) if ((tdev->res.dma_resource[tmp].start == *dma))
return 0; return 0;
...@@ -476,7 +479,6 @@ int pnp_check_dma(struct pnp_dev * dev, int idx) ...@@ -476,7 +479,6 @@ int pnp_check_dma(struct pnp_dev * dev, int idx)
#endif #endif
} }
#if 0 #if 0
EXPORT_SYMBOL(pnp_register_dependent_option); EXPORT_SYMBOL(pnp_register_dependent_option);
EXPORT_SYMBOL(pnp_register_independent_option); EXPORT_SYMBOL(pnp_register_independent_option);
...@@ -484,8 +486,7 @@ EXPORT_SYMBOL(pnp_register_irq_resource); ...@@ -484,8 +486,7 @@ EXPORT_SYMBOL(pnp_register_irq_resource);
EXPORT_SYMBOL(pnp_register_dma_resource); EXPORT_SYMBOL(pnp_register_dma_resource);
EXPORT_SYMBOL(pnp_register_port_resource); EXPORT_SYMBOL(pnp_register_port_resource);
EXPORT_SYMBOL(pnp_register_mem_resource); EXPORT_SYMBOL(pnp_register_mem_resource);
#endif /* 0 */ #endif /* 0 */
/* format is: pnp_reserve_irq=irq1[,irq2] .... */ /* format is: pnp_reserve_irq=irq1[,irq2] .... */
...@@ -494,7 +495,7 @@ static int __init pnp_setup_reserve_irq(char *str) ...@@ -494,7 +495,7 @@ static int __init pnp_setup_reserve_irq(char *str)
int i; int i;
for (i = 0; i < 16; i++) for (i = 0; i < 16; i++)
if (get_option(&str,&pnp_reserve_irq[i]) != 2) if (get_option(&str, &pnp_reserve_irq[i]) != 2)
break; break;
return 1; return 1;
} }
...@@ -508,7 +509,7 @@ static int __init pnp_setup_reserve_dma(char *str) ...@@ -508,7 +509,7 @@ static int __init pnp_setup_reserve_dma(char *str)
int i; int i;
for (i = 0; i < 8; i++) for (i = 0; i < 8; i++)
if (get_option(&str,&pnp_reserve_dma[i]) != 2) if (get_option(&str, &pnp_reserve_dma[i]) != 2)
break; break;
return 1; return 1;
} }
...@@ -522,7 +523,7 @@ static int __init pnp_setup_reserve_io(char *str) ...@@ -522,7 +523,7 @@ static int __init pnp_setup_reserve_io(char *str)
int i; int i;
for (i = 0; i < 16; i++) for (i = 0; i < 16; i++)
if (get_option(&str,&pnp_reserve_io[i]) != 2) if (get_option(&str, &pnp_reserve_io[i]) != 2)
break; break;
return 1; return 1;
} }
...@@ -536,7 +537,7 @@ static int __init pnp_setup_reserve_mem(char *str) ...@@ -536,7 +537,7 @@ static int __init pnp_setup_reserve_mem(char *str)
int i; int i;
for (i = 0; i < 16; i++) for (i = 0; i < 16; i++)
if (get_option(&str,&pnp_reserve_mem[i]) != 2) if (get_option(&str, &pnp_reserve_mem[i]) != 2)
break; break;
return 1; return 1;
} }
......
drivers/pnp/support.c
浏览文件 @ 9dd78466
...@@ -16,17 +16,14 @@ ...@@ -16,17 +16,14 @@
* *
*/ */
int pnp_is_active(struct pnp_dev * dev) int pnp_is_active(struct pnp_dev *dev)
{ {
if (!pnp_port_start(dev, 0) && pnp_port_len(dev, 0) <= 1 && if (!pnp_port_start(dev, 0) && pnp_port_len(dev, 0) <= 1 &&
!pnp_mem_start(dev, 0) && pnp_mem_len(dev, 0) <= 1 && !pnp_mem_start(dev, 0) && pnp_mem_len(dev, 0) <= 1 &&
pnp_irq(dev, 0) == -1 && pnp_irq(dev, 0) == -1 && pnp_dma(dev, 0) == -1)
pnp_dma(dev, 0) == -1) return 0;
return 0;
else else
return 1; return 1;
} }
EXPORT_SYMBOL(pnp_is_active); EXPORT_SYMBOL(pnp_is_active);
drivers/pnp/system.c
浏览文件 @ 9dd78466
...@@ -16,13 +16,14 @@ ...@@ -16,13 +16,14 @@
static const struct pnp_device_id pnp_dev_table[] = { static const struct pnp_device_id pnp_dev_table[] = {
/* General ID for reserving resources */ /* General ID for reserving resources */
{ "PNP0c02", 0 }, {"PNP0c02", 0},
/* memory controller */ /* memory controller */
{ "PNP0c01", 0 }, {"PNP0c01", 0},
{ "", 0 } {"", 0}
}; };
static void reserve_range(const char *pnpid, resource_size_t start, resource_size_t end, int port) static void reserve_range(const char *pnpid, resource_size_t start,
resource_size_t end, int port)
{ {
struct resource *res; struct resource *res;
char *regionid; char *regionid;
...@@ -32,9 +33,9 @@ static void reserve_range(const char *pnpid, resource_size_t start, resource_siz ...@@ -32,9 +33,9 @@ static void reserve_range(const char *pnpid, resource_size_t start, resource_siz
return; return;
snprintf(regionid, 16, "pnp %s", pnpid); snprintf(regionid, 16, "pnp %s", pnpid);
if (port) if (port)
res = request_region(start, end-start+1, regionid); res = request_region(start, end - start + 1, regionid);
else else
res = request_mem_region(start, end-start+1, regionid); res = request_mem_region(start, end - start + 1, regionid);
if (res == NULL) if (res == NULL)
kfree(regionid); kfree(regionid);
else else
...@@ -45,10 +46,10 @@ static void reserve_range(const char *pnpid, resource_size_t start, resource_siz ...@@ -45,10 +46,10 @@ static void reserve_range(const char *pnpid, resource_size_t start, resource_siz
* have double reservations. * have double reservations.
*/ */
printk(KERN_INFO printk(KERN_INFO
"pnp: %s: %s range 0x%llx-0x%llx %s reserved\n", "pnp: %s: %s range 0x%llx-0x%llx %s reserved\n",
pnpid, port ? "ioport" : "iomem", pnpid, port ? "ioport" : "iomem",
(unsigned long long)start, (unsigned long long)end, (unsigned long long)start, (unsigned long long)end,
NULL != res ? "has been" : "could not be"); NULL != res ? "has been" : "could not be");
} }
static void reserve_resources_of_dev(const struct pnp_dev *dev) static void reserve_resources_of_dev(const struct pnp_dev *dev)
...@@ -74,7 +75,7 @@ static void reserve_resources_of_dev(const struct pnp_dev *dev) ...@@ -74,7 +75,7 @@ static void reserve_resources_of_dev(const struct pnp_dev *dev)
continue; /* invalid */ continue; /* invalid */
reserve_range(dev->dev.bus_id, pnp_port_start(dev, i), reserve_range(dev->dev.bus_id, pnp_port_start(dev, i),
pnp_port_end(dev, i), 1); pnp_port_end(dev, i), 1);
} }
for (i = 0; i < PNP_MAX_MEM; i++) { for (i = 0; i < PNP_MAX_MEM; i++) {
...@@ -82,24 +83,25 @@ static void reserve_resources_of_dev(const struct pnp_dev *dev) ...@@ -82,24 +83,25 @@ static void reserve_resources_of_dev(const struct pnp_dev *dev)
continue; continue;
reserve_range(dev->dev.bus_id, pnp_mem_start(dev, i), reserve_range(dev->dev.bus_id, pnp_mem_start(dev, i),
pnp_mem_end(dev, i), 0); pnp_mem_end(dev, i), 0);
} }
return; return;
} }
static int system_pnp_probe(struct pnp_dev * dev, const struct pnp_device_id *dev_id) static int system_pnp_probe(struct pnp_dev *dev,
const struct pnp_device_id *dev_id)
{ {
reserve_resources_of_dev(dev); reserve_resources_of_dev(dev);
return 0; return 0;
} }
static struct pnp_driver system_pnp_driver = { static struct pnp_driver system_pnp_driver = {
.name = "system", .name = "system",
.id_table = pnp_dev_table, .id_table = pnp_dev_table,
.flags = PNP_DRIVER_RES_DO_NOT_CHANGE, .flags = PNP_DRIVER_RES_DO_NOT_CHANGE,
.probe = system_pnp_probe, .probe = system_pnp_probe,
.remove = NULL, .remove = NULL,
}; };
static int __init pnp_system_init(void) static int __init pnp_system_init(void)
......
include/linux/pnp.h
浏览文件 @ 9dd78466
此差异已折叠。
include/linux/pnpbios.h
浏览文件 @ 9dd78466
此差异已折叠。
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