/*
- * $Id: pcmciamtd.c,v 1.51 2004/07/12 22:38:29 dwmw2 Exp $
+ * $Id: pcmciamtd.c,v 1.55 2005/11/07 11:14:28 gleixner Exp $
*
* pcmciamtd.c - MTD driver for PCMCIA flash memory cards
*
#include <asm/io.h>
#include <asm/system.h>
-#include <pcmcia/version.h>
#include <pcmcia/cs_types.h>
#include <pcmcia/cs.h>
#include <pcmcia/cistpl.h>
#ifdef CONFIG_MTD_DEBUG
static int debug = CONFIG_MTD_DEBUG_VERBOSE;
-MODULE_PARM(debug, "i");
+module_param(debug, int, 0);
MODULE_PARM_DESC(debug, "Set Debug Level 0=quiet, 5=noisy");
#undef DEBUG
#define DEBUG(n, format, arg...) \
#define DRIVER_DESC "PCMCIA Flash memory card driver"
-#define DRIVER_VERSION "$Revision: 1.51 $"
+#define DRIVER_VERSION "$Revision: 1.55 $"
/* Size of the PCMCIA address space: 26 bits = 64 MB */
#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 */
};
-static dev_info_t dev_info = "pcmciamtd";
-static dev_link_t *dev_list;
-
/* Module parameters */
/* 2 = do 16-bit transfers, 1 = do 8-bit transfers */
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Simon Evans <spse@secret.org.uk>");
MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_PARM(bankwidth, "i");
+module_param(bankwidth, int, 0);
MODULE_PARM_DESC(bankwidth, "Set bankwidth (1=8 bit, 2=16 bit, default=2)");
-MODULE_PARM(mem_speed, "i");
+module_param(mem_speed, int, 0);
MODULE_PARM_DESC(mem_speed, "Set memory access speed in ns");
-MODULE_PARM(force_size, "i");
+module_param(force_size, int, 0);
MODULE_PARM_DESC(force_size, "Force size of card in MiB (1-64)");
-MODULE_PARM(setvpp, "i");
+module_param(setvpp, int, 0);
MODULE_PARM_DESC(setvpp, "Set Vpp (0=Never, 1=On writes, 2=Always on, default=0)");
-MODULE_PARM(vpp, "i");
+module_param(vpp, int, 0);
MODULE_PARM_DESC(vpp, "Vpp value in 1/10ths eg 33=3.3V 120=12V (Dangerous)");
-MODULE_PARM(mem_type, "i");
+module_param(mem_type, int, 0);
MODULE_PARM_DESC(mem_type, "Set Memory type (0=Flash, 1=RAM, 2=ROM, default=0)");
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;
}
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;
if(toread > len)
toread = len;
-
+
addr = remap_window(map, from);
if(!addr)
return;
/* 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)
{
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;
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);
}
}
* 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;
}
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;
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;
}
-
+
switch(tuple.TupleCode) {
case CISTPL_FORMAT: {
cistpl_format_t *t = &parse.format;
DEBUG(2, "Format type: %u, Error Detection: %u, offset = %u, length =%u",
t->type, t->edc, t->offset, t->length);
break;
-
+
}
-
+
case CISTPL_DEVICE: {
cistpl_device_t *t = &parse.device;
int i;
}
break;
}
-
+
case CISTPL_VERS_1: {
cistpl_vers_1_t *t = &parse.version_1;
int i;
DEBUG(2, "Found name: %s", dev->mtd_name);
break;
}
-
+
case CISTPL_JEDEC_C: {
cistpl_jedec_t *t = &parse.jedec;
int i;
}
break;
}
-
+
case CISTPL_DEVICE_GEO: {
cistpl_device_geo_t *t = &parse.device_geo;
int i;
}
break;
}
-
+
default:
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;
if(bankwidth) {
dev->pcmcia_map.bankwidth = bankwidth;
DEBUG(2, "bankwidth forced to %d", bankwidth);
- }
+ }
dev->pcmcia_map.name = dev->mtd_name;
if(!dev->mtd_name[0]) {
#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;
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);
}
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;
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;
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);
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;
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) {
} else if(mem_type == 2) {
mtd = do_map_probe("map_rom", &dev->pcmcia_map);
} else {
- for(i = 0; i < sizeof(probes) / sizeof(char *); i++) {
+ for(i = 0; i < ARRAY_SIZE(probes); i++) {
DEBUG(1, "Trying %s", probes[i]);
mtd = do_map_probe(probes[i], &dev->pcmcia_map);
if(mtd)
break;
-
+
DEBUG(1, "FAILED: %s", probes[i]);
}
}
-
+
if(!mtd) {
DEBUG(1, "Cant find an MTD");
pcmciamtd_release(link);
- return;
+ return -ENODEV;
}
dev->mtd_info = mtd;
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;
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;
}
-/* The card status event handler. Mostly, this schedules other
- * stuff to run after an event is received. A CARD_REMOVAL event
- * also sets some flags to discourage the driver from trying
- * to talk to the card any more.
- */
+static int pcmciamtd_suspend(struct pcmcia_device *dev)
+{
+ DEBUG(2, "EVENT_PM_RESUME");
+
+ /* get_lock(link); */
+
+ return 0;
+}
-static int pcmciamtd_event(event_t event, int priority,
- event_callback_args_t *args)
+static int pcmciamtd_resume(struct pcmcia_device *dev)
{
- dev_link_t *link = args->client_data;
-
- DEBUG(1, "event=0x%06x", event);
- switch (event) {
- case CS_EVENT_CARD_REMOVAL:
- DEBUG(2, "EVENT_CARD_REMOVAL");
- link->state &= ~DEV_PRESENT;
- 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);
- }
- break;
- case CS_EVENT_CARD_INSERTION:
- DEBUG(2, "EVENT_CARD_INSERTION");
- link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
- pcmciamtd_config(link);
- break;
- case CS_EVENT_PM_SUSPEND:
- DEBUG(2, "EVENT_PM_SUSPEND");
- link->state |= DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_RESET_PHYSICAL:
- DEBUG(2, "EVENT_RESET_PHYSICAL");
- /* get_lock(link); */
- break;
- case CS_EVENT_PM_RESUME:
- DEBUG(2, "EVENT_PM_RESUME");
- link->state &= ~DEV_SUSPEND;
- /* Fall through... */
- case CS_EVENT_CARD_RESET:
- DEBUG(2, "EVENT_CARD_RESET");
- /* free_lock(link); */
- break;
- default:
- DEBUG(2, "Unknown event %d", event);
- }
+ DEBUG(2, "EVENT_PM_SUSPEND");
+
+ /* free_lock(link); */
+
return 0;
}
* when the device is released.
*/
-static void pcmciamtd_detach(dev_link_t *link)
+static void pcmciamtd_detach(struct pcmcia_device *link)
{
- DEBUG(3, "link=0x%p", link);
+ struct pcmciamtd_dev *dev = link->priv;
- if(link->state & DEV_CONFIG) {
- pcmciamtd_release(link);
- }
+ DEBUG(3, "link=0x%p", link);
- if (link->handle) {
- int ret;
- DEBUG(2, "Deregistering with card services");
- ret = pcmcia_deregister_client(link->handle);
- if (ret != CS_SUCCESS)
- cs_error(link->handle, DeregisterClient, ret);
+ if(dev->mtd_info) {
+ del_mtd_device(dev->mtd_info);
+ info("mtd%d: Removed", dev->mtd_info->index);
}
- link->state |= DEV_STALE_LINK;
+ pcmciamtd_release(link);
}
* with Card Services.
*/
-static dev_link_t *pcmciamtd_attach(void)
+static int pcmciamtd_probe(struct pcmcia_device *link)
{
struct pcmciamtd_dev *dev;
- dev_link_t *link;
- client_reg_t client_reg;
- int ret;
/* Create new memory card device */
dev = kmalloc(sizeof(*dev), GFP_KERNEL);
- if (!dev) return NULL;
+ if (!dev) return -ENOMEM;
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 = dev_list;
- dev_list = link;
-
- /* Register with Card Services */
- client_reg.dev_info = &dev_info;
- client_reg.EventMask =
- CS_EVENT_RESET_PHYSICAL | CS_EVENT_CARD_RESET |
- CS_EVENT_CARD_INSERTION | CS_EVENT_CARD_REMOVAL |
- CS_EVENT_PM_SUSPEND | CS_EVENT_PM_RESUME;
- client_reg.event_handler = &pcmciamtd_event;
- client_reg.Version = 0x0210;
- client_reg.event_callback_args.client_data = link;
- DEBUG(2, "Calling RegisterClient");
- ret = pcmcia_register_client(&link->handle, &client_reg);
- if (ret != 0) {
- cs_error(link->handle, RegisterClient, ret);
- pcmciamtd_detach(link);
- return NULL;
- }
- DEBUG(2, "link = %p", link);
- return link;
+ return pcmciamtd_config(link);
}
+static struct pcmcia_device_id pcmciamtd_ids[] = {
+ PCMCIA_DEVICE_FUNC_ID(1),
+ PCMCIA_DEVICE_PROD_ID123("IO DATA", "PCS-2M", "2MB SRAM", 0x547e66dc, 0x1fed36cd, 0x36eadd21),
+ PCMCIA_DEVICE_PROD_ID12("IBM", "2MB SRAM", 0xb569a6e5, 0x36eadd21),
+ PCMCIA_DEVICE_PROD_ID12("IBM", "4MB FLASH", 0xb569a6e5, 0x8bc54d2a),
+ PCMCIA_DEVICE_PROD_ID12("IBM", "8MB FLASH", 0xb569a6e5, 0x6df1be3e),
+ PCMCIA_DEVICE_PROD_ID12("Intel", "S2E20SW", 0x816cc815, 0xd14c9dcf),
+ PCMCIA_DEVICE_PROD_ID12("Intel", "S2E8 SW", 0x816cc815, 0xa2d7dedb),
+ PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-02 ", 0x40ade711, 0x145cea5c),
+ PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-04 ", 0x40ade711, 0x42064dda),
+ PCMCIA_DEVICE_PROD_ID12("intel", "SERIES2-20 ", 0x40ade711, 0x25ee5cb0),
+ PCMCIA_DEVICE_PROD_ID12("intel", "VALUE SERIES 100 ", 0x40ade711, 0xdf8506d8),
+ PCMCIA_DEVICE_PROD_ID12("KINGMAX TECHNOLOGY INC.", "SRAM 256K Bytes", 0x54d0c69c, 0xad12c29c),
+ PCMCIA_DEVICE_PROD_ID12("Maxtor", "MAXFL MobileMax Flash Memory Card", 0xb68968c8, 0x2dfb47b0),
+ PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB101EN20", 0xf9876baf, 0xad0b207b),
+ PCMCIA_DEVICE_PROD_ID12("SEIKO EPSON", "WWB513EN20", 0xf9876baf, 0xe8d884ad),
+ PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-3000", 0x05ddca47, 0xe7d67bca),
+ PCMCIA_DEVICE_PROD_ID12("Starfish, Inc.", "REX-4100", 0x05ddca47, 0x7bc32944),
+ /* the following was commented out in pcmcia-cs-3.2.7 */
+ /* PCMCIA_DEVICE_PROD_ID12("RATOC Systems,Inc.", "SmartMedia ADAPTER PC Card", 0xf4a2fefe, 0x5885b2ae), */
+#ifdef CONFIG_MTD_PCMCIA_ANONYMOUS
+ { .match_flags = PCMCIA_DEV_ID_MATCH_ANONYMOUS, },
+#endif
+ PCMCIA_DEVICE_NULL
+};
+MODULE_DEVICE_TABLE(pcmcia, pcmciamtd_ids);
static struct pcmcia_driver pcmciamtd_driver = {
.drv = {
.name = "pcmciamtd"
},
- .attach = pcmciamtd_attach,
- .detach = pcmciamtd_detach,
- .owner = THIS_MODULE
+ .probe = pcmciamtd_probe,
+ .remove = pcmciamtd_detach,
+ .owner = THIS_MODULE,
+ .id_table = pcmciamtd_ids,
+ .suspend = pcmciamtd_suspend,
+ .resume = pcmciamtd_resume,
};
{
DEBUG(1, DRIVER_DESC " unloading");
pcmcia_unregister_driver(&pcmciamtd_driver);
- BUG_ON(dev_list != NULL);
}
module_init(init_pcmciamtd);
git://git.onelab.eu / linux-2.6.git / blobdiff