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Diffstat (limited to 'drivers/mtd')
-rw-r--r--drivers/mtd/maps/pcmciamtd.c115
1 files changed, 48 insertions, 67 deletions
diff --git a/drivers/mtd/maps/pcmciamtd.c b/drivers/mtd/maps/pcmciamtd.c
index 8bbc751a602..d27f4129afd 100644
--- a/drivers/mtd/maps/pcmciamtd.c
+++ b/drivers/mtd/maps/pcmciamtd.c
@@ -54,7 +54,7 @@ static const int debug = 0;
#define MAX_PCMCIA_ADDR 0x4000000
struct pcmciamtd_dev {
- dev_link_t link; /* PCMCIA link */
+ struct pcmcia_device *p_dev;
dev_node_t node; /* device node */
caddr_t win_base; /* ioremapped address of PCMCIA window */
unsigned int win_size; /* size of window */
@@ -111,8 +111,8 @@ static caddr_t remap_window(struct map_info *map, unsigned long to)
memreq_t mrq;
int ret;
- if(!(dev->link.state & DEV_PRESENT)) {
- DEBUG(1, "device removed state = 0x%4.4X", dev->link.state);
+ if (!pcmcia_dev_present(dev->p_dev)) {
+ DEBUG(1, "device removed");
return 0;
}
@@ -122,7 +122,7 @@ static caddr_t remap_window(struct map_info *map, unsigned long to)
dev->offset, mrq.CardOffset);
mrq.Page = 0;
if( (ret = pcmcia_map_mem_page(win, &mrq)) != CS_SUCCESS) {
- cs_error(dev->link.handle, MapMemPage, ret);
+ cs_error(dev->p_dev, MapMemPage, ret);
return NULL;
}
dev->offset = mrq.CardOffset;
@@ -238,7 +238,7 @@ static void pcmcia_copy_to_remap(struct map_info *map, unsigned long to, const v
/* read/write{8,16} copy_{from,to} routines with direct access */
-#define DEV_REMOVED(x) (!(*(u_int *)x->map_priv_1 & DEV_PRESENT))
+#define DEV_REMOVED(x) (!(pcmcia_dev_present(((struct pcmciamtd_dev *)map->map_priv_1)->p_dev)))
static map_word pcmcia_read8(struct map_info *map, unsigned long ofs)
{
@@ -319,7 +319,7 @@ static void pcmcia_copy_to(struct map_info *map, unsigned long to, const void *f
static void pcmciamtd_set_vpp(struct map_info *map, int on)
{
struct pcmciamtd_dev *dev = (struct pcmciamtd_dev *)map->map_priv_1;
- dev_link_t *link = &dev->link;
+ struct pcmcia_device *link = dev->p_dev;
modconf_t mod;
int ret;
@@ -328,9 +328,9 @@ static void pcmciamtd_set_vpp(struct map_info *map, int on)
mod.Vpp1 = mod.Vpp2 = on ? dev->vpp : 0;
DEBUG(2, "dev = %p on = %d vpp = %d\n", dev, on, dev->vpp);
- ret = pcmcia_modify_configuration(link->handle, &mod);
+ ret = pcmcia_modify_configuration(link, &mod);
if(ret != CS_SUCCESS) {
- cs_error(link->handle, ModifyConfiguration, ret);
+ cs_error(link, ModifyConfiguration, ret);
}
}
@@ -340,7 +340,7 @@ static void pcmciamtd_set_vpp(struct map_info *map, int on)
* still open, this will be postponed until it is closed.
*/
-static void pcmciamtd_release(dev_link_t *link)
+static void pcmciamtd_release(struct pcmcia_device *link)
{
struct pcmciamtd_dev *dev = link->priv;
@@ -353,12 +353,11 @@ static void pcmciamtd_release(dev_link_t *link)
}
pcmcia_release_window(link->win);
}
- pcmcia_release_configuration(link->handle);
- link->state &= ~DEV_CONFIG;
+ pcmcia_disable_device(link);
}
-static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_name)
+static void card_settings(struct pcmciamtd_dev *dev, struct pcmcia_device *link, int *new_name)
{
int rc;
tuple_t tuple;
@@ -371,16 +370,16 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_
tuple.TupleOffset = 0;
tuple.DesiredTuple = RETURN_FIRST_TUPLE;
- rc = pcmcia_get_first_tuple(link->handle, &tuple);
+ rc = pcmcia_get_first_tuple(link, &tuple);
while(rc == CS_SUCCESS) {
- rc = pcmcia_get_tuple_data(link->handle, &tuple);
+ rc = pcmcia_get_tuple_data(link, &tuple);
if(rc != CS_SUCCESS) {
- cs_error(link->handle, GetTupleData, rc);
+ cs_error(link, GetTupleData, rc);
break;
}
- rc = pcmcia_parse_tuple(link->handle, &tuple, &parse);
+ rc = pcmcia_parse_tuple(link, &tuple, &parse);
if(rc != CS_SUCCESS) {
- cs_error(link->handle, ParseTuple, rc);
+ cs_error(link, ParseTuple, rc);
break;
}
@@ -451,7 +450,7 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_
DEBUG(2, "Unknown tuple code %d", tuple.TupleCode);
}
- rc = pcmcia_get_next_tuple(link->handle, &tuple);
+ rc = pcmcia_get_next_tuple(link, &tuple);
}
if(!dev->pcmcia_map.size)
dev->pcmcia_map.size = MAX_PCMCIA_ADDR;
@@ -488,7 +487,7 @@ static void card_settings(struct pcmciamtd_dev *dev, dev_link_t *link, int *new_
#define CS_CHECK(fn, ret) \
do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-static void pcmciamtd_config(dev_link_t *link)
+static int pcmciamtd_config(struct pcmcia_device *link)
{
struct pcmciamtd_dev *dev = link->priv;
struct mtd_info *mtd = NULL;
@@ -504,13 +503,10 @@ static void pcmciamtd_config(dev_link_t *link)
DEBUG(3, "link=0x%p", link);
- /* Configure card */
- link->state |= DEV_CONFIG;
-
DEBUG(2, "Validating CIS");
- ret = pcmcia_validate_cis(link->handle, &cisinfo);
+ ret = pcmcia_validate_cis(link, &cisinfo);
if(ret != CS_SUCCESS) {
- cs_error(link->handle, GetTupleData, ret);
+ cs_error(link, GetTupleData, ret);
} else {
DEBUG(2, "ValidateCIS found %d chains", cisinfo.Chains);
}
@@ -538,7 +534,7 @@ static void pcmciamtd_config(dev_link_t *link)
req.Attributes |= (dev->pcmcia_map.bankwidth == 1) ? WIN_DATA_WIDTH_8 : WIN_DATA_WIDTH_16;
req.Base = 0;
req.AccessSpeed = mem_speed;
- link->win = (window_handle_t)link->handle;
+ link->win = (window_handle_t)link;
req.Size = (force_size) ? force_size << 20 : MAX_PCMCIA_ADDR;
dev->win_size = 0;
@@ -546,7 +542,7 @@ static void pcmciamtd_config(dev_link_t *link)
int ret;
DEBUG(2, "requesting window with size = %dKiB memspeed = %d",
req.Size >> 10, req.AccessSpeed);
- ret = pcmcia_request_window(&link->handle, &req, &link->win);
+ ret = pcmcia_request_window(&link, &req, &link->win);
DEBUG(2, "ret = %d dev->win_size = %d", ret, dev->win_size);
if(ret) {
req.Size >>= 1;
@@ -562,19 +558,19 @@ static void pcmciamtd_config(dev_link_t *link)
if(!dev->win_size) {
err("Cant allocate memory window");
pcmciamtd_release(link);
- return;
+ return -ENODEV;
}
DEBUG(1, "Allocated a window of %dKiB", dev->win_size >> 10);
/* Get write protect status */
- CS_CHECK(GetStatus, pcmcia_get_status(link->handle, &status));
+ CS_CHECK(GetStatus, pcmcia_get_status(link, &status));
DEBUG(2, "status value: 0x%x window handle = 0x%8.8lx",
status.CardState, (unsigned long)link->win);
dev->win_base = ioremap(req.Base, req.Size);
if(!dev->win_base) {
err("ioremap(%lu, %u) failed", req.Base, req.Size);
pcmciamtd_release(link);
- return;
+ return -ENODEV;
}
DEBUG(1, "mapped window dev = %p req.base = 0x%lx base = %p size = 0x%x",
dev, req.Base, dev->win_base, req.Size);
@@ -584,17 +580,14 @@ static void pcmciamtd_config(dev_link_t *link)
dev->pcmcia_map.map_priv_2 = (unsigned long)link->win;
DEBUG(2, "Getting configuration");
- CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link->handle, &t));
+ CS_CHECK(GetConfigurationInfo, pcmcia_get_configuration_info(link, &t));
DEBUG(2, "Vcc = %d Vpp1 = %d Vpp2 = %d", t.Vcc, t.Vpp1, t.Vpp2);
dev->vpp = (vpp) ? vpp : t.Vpp1;
link->conf.Attributes = 0;
- link->conf.Vcc = t.Vcc;
if(setvpp == 2) {
- link->conf.Vpp1 = dev->vpp;
- link->conf.Vpp2 = dev->vpp;
+ link->conf.Vpp = dev->vpp;
} else {
- link->conf.Vpp1 = 0;
- link->conf.Vpp2 = 0;
+ link->conf.Vpp = 0;
}
link->conf.IntType = INT_MEMORY;
@@ -606,9 +599,10 @@ static void pcmciamtd_config(dev_link_t *link)
link->conf.ConfigIndex = 0;
link->conf.Present = t.Present;
DEBUG(2, "Setting Configuration");
- ret = pcmcia_request_configuration(link->handle, &link->conf);
+ ret = pcmcia_request_configuration(link, &link->conf);
if(ret != CS_SUCCESS) {
- cs_error(link->handle, RequestConfiguration, ret);
+ cs_error(link, RequestConfiguration, ret);
+ return -ENODEV;
}
if(mem_type == 1) {
@@ -629,7 +623,7 @@ static void pcmciamtd_config(dev_link_t *link)
if(!mtd) {
DEBUG(1, "Cant find an MTD");
pcmciamtd_release(link);
- return;
+ return -ENODEV;
}
dev->mtd_info = mtd;
@@ -654,7 +648,6 @@ static void pcmciamtd_config(dev_link_t *link)
use the faster non-remapping read/write functions */
if(mtd->size <= dev->win_size) {
DEBUG(1, "Using non remapping memory functions");
- dev->pcmcia_map.map_priv_1 = (unsigned long)&(dev->link.state);
dev->pcmcia_map.map_priv_2 = (unsigned long)dev->win_base;
if (dev->pcmcia_map.bankwidth == 1) {
dev->pcmcia_map.read = pcmcia_read8;
@@ -672,19 +665,18 @@ static void pcmciamtd_config(dev_link_t *link)
dev->mtd_info = NULL;
err("Couldnt register MTD device");
pcmciamtd_release(link);
- return;
+ return -ENODEV;
}
snprintf(dev->node.dev_name, sizeof(dev->node.dev_name), "mtd%d", mtd->index);
info("mtd%d: %s", mtd->index, mtd->name);
- link->state &= ~DEV_CONFIG_PENDING;
- link->dev = &dev->node;
- return;
+ link->dev_node = &dev->node;
+ return 0;
cs_failed:
- cs_error(link->handle, last_fn, last_ret);
+ cs_error(link, last_fn, last_ret);
err("CS Error, exiting");
pcmciamtd_release(link);
- return;
+ return -ENODEV;
}
@@ -713,21 +705,18 @@ static int pcmciamtd_resume(struct pcmcia_device *dev)
* when the device is released.
*/
-static void pcmciamtd_detach(struct pcmcia_device *p_dev)
+static void pcmciamtd_detach(struct pcmcia_device *link)
{
- dev_link_t *link = dev_to_instance(p_dev);
+ struct pcmciamtd_dev *dev = link->priv;
DEBUG(3, "link=0x%p", link);
- if(link->state & DEV_CONFIG) {
- struct pcmciamtd_dev *dev = link->priv;
- if(dev->mtd_info) {
- del_mtd_device(dev->mtd_info);
- info("mtd%d: Removed", dev->mtd_info->index);
- }
-
- pcmciamtd_release(link);
+ if(dev->mtd_info) {
+ del_mtd_device(dev->mtd_info);
+ info("mtd%d: Removed", dev->mtd_info->index);
}
+
+ pcmciamtd_release(link);
}
@@ -736,10 +725,9 @@ static void pcmciamtd_detach(struct pcmcia_device *p_dev)
* with Card Services.
*/
-static int pcmciamtd_attach(struct pcmcia_device *p_dev)
+static int pcmciamtd_probe(struct pcmcia_device *link)
{
struct pcmciamtd_dev *dev;
- dev_link_t *link;
/* Create new memory card device */
dev = kmalloc(sizeof(*dev), GFP_KERNEL);
@@ -747,20 +735,13 @@ static int pcmciamtd_attach(struct pcmcia_device *p_dev)
DEBUG(1, "dev=0x%p", dev);
memset(dev, 0, sizeof(*dev));
- link = &dev->link;
+ dev->p_dev = link;
link->priv = dev;
link->conf.Attributes = 0;
link->conf.IntType = INT_MEMORY;
- link->next = NULL;
- link->handle = p_dev;
- p_dev->instance = link;
-
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- pcmciamtd_config(link);
-
- return 0;
+ return pcmciamtd_config(link);
}
static struct pcmcia_device_id pcmciamtd_ids[] = {
@@ -794,7 +775,7 @@ static struct pcmcia_driver pcmciamtd_driver = {
.drv = {
.name = "pcmciamtd"
},
- .probe = pcmciamtd_attach,
+ .probe = pcmciamtd_probe,
.remove = pcmciamtd_detach,
.owner = THIS_MODULE,
.id_table = pcmciamtd_ids,