/*
* Driver for 802.11b cards using RAM-loadable Symbol firmware, such as
- * Symbol Wireless Networker LA4137, CompactFlash cards by Socket
+ * Symbol Wireless Networker LA4100, CompactFlash cards by Socket
* Communications and Intel PRO/Wireless 2011B.
*
* The driver implements Symbol firmware download. The rest is handled
#define DRIVER_NAME "spectrum_cs"
#define PFX DRIVER_NAME ": "
+#include <linux/config.h>
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/init.h>
#include "orinoco.h"
+static unsigned char *primsym;
+static unsigned char *secsym;
static const char primary_fw_name[] = "symbol_sp24t_prim_fw";
static const char secondary_fw_name[] = "symbol_sp24t_sec_fw";
/* PCMCIA specific device information (goes in the card field of
* struct orinoco_private */
struct orinoco_pccard {
- struct pcmcia_device *p_dev;
+ dev_link_t link;
dev_node_t node;
};
/* Function prototypes */
/********************************************************************/
-static int spectrum_cs_config(struct pcmcia_device *link);
-static void spectrum_cs_release(struct pcmcia_device *link);
+static void spectrum_cs_config(dev_link_t *link);
+static void spectrum_cs_release(dev_link_t *link);
/********************************************************************/
/* Firmware downloader */
* Each block has the following structure.
*/
struct dblock {
- __le32 addr; /* adapter address where to write the block */
- __le16 len; /* length of the data only, in bytes */
+ __le32 _addr; /* adapter address where to write the block */
+ __le16 _len; /* length of the data only, in bytes */
char data[0]; /* data to be written */
} __attribute__ ((packed));
* items with matching ID should be written.
*/
struct pdr {
- __le32 id; /* record ID */
- __le32 addr; /* adapter address where to write the data */
- __le32 len; /* expected length of the data, in bytes */
+ __le32 _id; /* record ID */
+ __le32 _addr; /* adapter address where to write the data */
+ __le32 _len; /* expected length of the data, in bytes */
char next[0]; /* next PDR starts here */
} __attribute__ ((packed));
* be plugged into the secondary firmware.
*/
struct pdi {
- __le16 len; /* length of ID and data, in words */
- __le16 id; /* record ID */
+ __le16 _len; /* length of ID and data, in words */
+ __le16 _id; /* record ID */
char data[0]; /* plug data */
-} __attribute__ ((packed));
+} __attribute__ ((packed));;
/* Functions for access to little-endian data */
static inline u32
dblock_addr(const struct dblock *blk)
{
- return le32_to_cpu(blk->addr);
+ return le32_to_cpu(blk->_addr);
}
static inline u32
dblock_len(const struct dblock *blk)
{
- return le16_to_cpu(blk->len);
+ return le16_to_cpu(blk->_len);
}
static inline u32
pdr_id(const struct pdr *pdr)
{
- return le32_to_cpu(pdr->id);
+ return le32_to_cpu(pdr->_id);
}
static inline u32
pdr_addr(const struct pdr *pdr)
{
- return le32_to_cpu(pdr->addr);
+ return le32_to_cpu(pdr->_addr);
}
static inline u32
pdr_len(const struct pdr *pdr)
{
- return le32_to_cpu(pdr->len);
+ return le32_to_cpu(pdr->_len);
}
static inline u32
pdi_id(const struct pdi *pdi)
{
- return le16_to_cpu(pdi->id);
+ return le16_to_cpu(pdi->_id);
}
/* Return length of the data only, in bytes */
static inline u32
pdi_len(const struct pdi *pdi)
{
- return 2 * (le16_to_cpu(pdi->len) - 1);
+ return 2 * (le16_to_cpu(pdi->_len) - 1);
}
* If IDLE is 1, stop the firmware, so that it can be safely rewritten.
*/
static int
-spectrum_reset(struct pcmcia_device *link, int idle)
+spectrum_reset(dev_link_t *link, int idle)
{
int last_ret, last_fn;
conf_reg_t reg;
u_int save_cor;
/* Doing it if hardware is gone is guaranteed crash */
- if (!pcmcia_dev_present(link))
+ if (!(link->state & DEV_CONFIG))
return -ENODEV;
/* Save original COR value */
reg.Action = CS_READ;
reg.Offset = CISREG_COR;
CS_CHECK(AccessConfigurationRegister,
- pcmcia_access_configuration_register(link, ®));
+ pcmcia_access_configuration_register(link->handle, ®));
save_cor = reg.Value;
/* Soft-Reset card */
reg.Offset = CISREG_COR;
reg.Value = (save_cor | COR_SOFT_RESET);
CS_CHECK(AccessConfigurationRegister,
- pcmcia_access_configuration_register(link, ®));
+ pcmcia_access_configuration_register(link->handle, ®));
udelay(1000);
/* Read CCSR */
reg.Action = CS_READ;
reg.Offset = CISREG_CCSR;
CS_CHECK(AccessConfigurationRegister,
- pcmcia_access_configuration_register(link, ®));
+ pcmcia_access_configuration_register(link->handle, ®));
/*
* Start or stop the firmware. Memory width bit should be
reg.Offset = CISREG_CCSR;
reg.Value = (idle ? HCR_IDLE : HCR_RUN) | (reg.Value & HCR_MEM16);
CS_CHECK(AccessConfigurationRegister,
- pcmcia_access_configuration_register(link, ®));
+ pcmcia_access_configuration_register(link->handle, ®));
udelay(1000);
/* Restore original COR configuration index */
reg.Offset = CISREG_COR;
reg.Value = (save_cor & ~COR_SOFT_RESET);
CS_CHECK(AccessConfigurationRegister,
- pcmcia_access_configuration_register(link, ®));
+ pcmcia_access_configuration_register(link->handle, ®));
udelay(1000);
return 0;
cs_failed:
- cs_error(link, last_fn, last_ret);
+ cs_error(link->handle, last_fn, last_ret);
return -ENODEV;
}
/* do the actual plugging */
spectrum_aux_setaddr(hw, pdr_addr(pdr));
- hermes_write_bytes(hw, HERMES_AUXDATA, pdi->data, pdi_len(pdi));
+ hermes_write_words(hw, HERMES_AUXDATA, pdi->data,
+ pdi_len(pdi) / 2);
return 0;
}
while (dblock_addr(blk) != BLOCK_END) {
spectrum_aux_setaddr(hw, blkaddr);
- hermes_write_bytes(hw, HERMES_AUXDATA, blk->data,
- blklen);
+ hermes_write_words(hw, HERMES_AUXDATA, blk->data,
+ blklen / 2);
blk = (struct dblock *) &blk->data[blklen];
blkaddr = dblock_addr(blk);
* care of the PDA - read it and then write it on top of the firmware.
*/
static int
-spectrum_dl_image(hermes_t *hw, struct pcmcia_device *link,
- const unsigned char *image, int secondary)
+spectrum_dl_image(hermes_t *hw, dev_link_t *link,
+ const unsigned char *image)
{
int ret;
const unsigned char *ptr;
first_block = (const struct dblock *) ptr;
/* Read the PDA */
- if (secondary) {
+ if (image != primsym) {
ret = spectrum_read_pda(hw, pda, sizeof(pda));
if (ret)
return ret;
return ret;
/* Write the PDA to the adapter */
- if (secondary) {
+ if (image != primsym) {
ret = spectrum_apply_pda(hw, first_block, pda);
if (ret)
return ret;
ret = hermes_init(hw);
/* hermes_reset() should return 0 with the secondary firmware */
- if (secondary && ret != 0)
+ if (image != primsym && ret != 0)
return -ENODEV;
/* And this should work with any firmware */
* reset on the card, to make sure it's in a sane state.
*/
static int
-spectrum_dl_firmware(hermes_t *hw, struct pcmcia_device *link)
+spectrum_dl_firmware(hermes_t *hw, dev_link_t *link)
{
int ret;
+ client_handle_t handle = link->handle;
const struct firmware *fw_entry;
if (request_firmware(&fw_entry, primary_fw_name,
- &handle_to_dev(link)) != 0) {
+ &handle_to_dev(handle)) == 0) {
+ primsym = fw_entry->data;
+ } else {
printk(KERN_ERR PFX "Cannot find firmware: %s\n",
primary_fw_name);
return -ENOENT;
}
- /* Load primary firmware */
- ret = spectrum_dl_image(hw, link, fw_entry->data, 0);
- release_firmware(fw_entry);
- if (ret) {
- printk(KERN_ERR PFX "Primary firmware download failed\n");
- return ret;
- }
-
if (request_firmware(&fw_entry, secondary_fw_name,
- &handle_to_dev(link)) != 0) {
+ &handle_to_dev(handle)) == 0) {
+ secsym = fw_entry->data;
+ } else {
printk(KERN_ERR PFX "Cannot find firmware: %s\n",
secondary_fw_name);
return -ENOENT;
}
+ /* Load primary firmware */
+ ret = spectrum_dl_image(hw, link, primsym);
+ if (ret) {
+ printk(KERN_ERR PFX "Primary firmware download failed\n");
+ return ret;
+ }
+
/* Load secondary firmware */
- ret = spectrum_dl_image(hw, link, fw_entry->data, 1);
- release_firmware(fw_entry);
+ ret = spectrum_dl_image(hw, link, secsym);
+
if (ret) {
printk(KERN_ERR PFX "Secondary firmware download failed\n");
}
spectrum_cs_hard_reset(struct orinoco_private *priv)
{
struct orinoco_pccard *card = priv->card;
- struct pcmcia_device *link = card->p_dev;
+ dev_link_t *link = &card->link;
int err;
if (!hermes_present(&priv->hw)) {
/* The firmware needs to be reloaded */
- if (spectrum_dl_firmware(&priv->hw, link) != 0) {
+ if (spectrum_dl_firmware(&priv->hw, &card->link) != 0) {
printk(KERN_ERR PFX "Firmware download failed\n");
err = -ENODEV;
}
* configure the card at this point -- we wait until we receive a card
* insertion event. */
static int
-spectrum_cs_probe(struct pcmcia_device *link)
+spectrum_cs_attach(struct pcmcia_device *p_dev)
{
struct net_device *dev;
struct orinoco_private *priv;
struct orinoco_pccard *card;
+ dev_link_t *link;
dev = alloc_orinocodev(sizeof(*card), spectrum_cs_hard_reset);
if (! dev)
card = priv->card;
/* Link both structures together */
- card->p_dev = link;
+ link = &card->link;
link->priv = dev;
/* Interrupt setup */
link->conf.Attributes = 0;
link->conf.IntType = INT_MEMORY_AND_IO;
- return spectrum_cs_config(link);
+ link->handle = p_dev;
+ p_dev->instance = link;
+
+ link->state |= DEV_PRESENT | DEV_CONFIG_PENDING;
+ spectrum_cs_config(link);
+
+ return 0;
} /* spectrum_cs_attach */
/*
* are freed. Otherwise, the structures will be freed when the device
* is released.
*/
-static void spectrum_cs_detach(struct pcmcia_device *link)
+static void spectrum_cs_detach(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
- if (link->dev_node)
- unregister_netdev(dev);
-
- spectrum_cs_release(link);
+ if (link->state & DEV_CONFIG)
+ spectrum_cs_release(link);
+ DEBUG(0, PFX "detach: link=%p link->dev=%p\n", link, link->dev);
+ if (link->dev) {
+ DEBUG(0, PFX "About to unregister net device %p\n",
+ dev);
+ unregister_netdev(dev);
+ }
free_orinocodev(dev);
} /* spectrum_cs_detach */
* device available to the system.
*/
-static int
-spectrum_cs_config(struct pcmcia_device *link)
+static void
+spectrum_cs_config(dev_link_t *link)
{
struct net_device *dev = link->priv;
+ client_handle_t handle = link->handle;
struct orinoco_private *priv = netdev_priv(dev);
struct orinoco_pccard *card = priv->card;
hermes_t *hw = &priv->hw;
int last_fn, last_ret;
u_char buf[64];
config_info_t conf;
+ cisinfo_t info;
tuple_t tuple;
cisparse_t parse;
void __iomem *mem;
+ CS_CHECK(ValidateCIS, pcmcia_validate_cis(handle, &info));
+
/*
* This reads the card's CONFIG tuple to find its
* configuration registers.
tuple.TupleData = buf;
tuple.TupleDataMax = sizeof(buf);
tuple.TupleOffset = 0;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
- CS_CHECK(GetTupleData, pcmcia_get_tuple_data(link, &tuple));
- CS_CHECK(ParseTuple, pcmcia_parse_tuple(link, &tuple, &parse));
+ CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
+ CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple));
+ CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse));
link->conf.ConfigBase = parse.config.base;
link->conf.Present = parse.config.rmask[0];
+ /* Configure card */
+ link->state |= DEV_CONFIG;
+
/* Look up the current Vcc */
CS_CHECK(GetConfigurationInfo,
- pcmcia_get_configuration_info(link, &conf));
+ pcmcia_get_configuration_info(handle, &conf));
+ link->conf.Vcc = conf.Vcc;
/*
* In this loop, we scan the CIS for configuration table
* implementation-defined details.
*/
tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY;
- CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(link, &tuple));
+ CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple));
while (1) {
cistpl_cftable_entry_t *cfg = &(parse.cftable_entry);
cistpl_cftable_entry_t dflt = { .index = 0 };
- if ( (pcmcia_get_tuple_data(link, &tuple) != 0)
- || (pcmcia_parse_tuple(link, &tuple, &parse) != 0))
+ if ( (pcmcia_get_tuple_data(handle, &tuple) != 0)
+ || (pcmcia_parse_tuple(handle, &tuple, &parse) != 0))
goto next_entry;
if (cfg->flags & CISTPL_CFTABLE_DEFAULT)
goto next_entry;
link->conf.ConfigIndex = cfg->index;
+ /* Does this card need audio output? */
+ if (cfg->flags & CISTPL_CFTABLE_AUDIO) {
+ link->conf.Attributes |= CONF_ENABLE_SPKR;
+ link->conf.Status = CCSR_AUDIO_ENA;
+ }
+
/* Use power settings for Vcc and Vpp if present */
/* Note that the CIS values need to be rescaled */
if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) {
}
if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM))
- link->conf.Vpp =
+ link->conf.Vpp1 = link->conf.Vpp2 =
cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000;
else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM))
- link->conf.Vpp =
+ link->conf.Vpp1 = link->conf.Vpp2 =
dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000;
/* Do we need to allocate an interrupt? */
}
/* This reserves IO space but doesn't actually enable it */
- if (pcmcia_request_io(link, &link->io) != 0)
+ if (pcmcia_request_io(link->handle, &link->io) != 0)
goto next_entry;
}
break;
next_entry:
- pcmcia_disable_device(link);
- last_ret = pcmcia_get_next_tuple(link, &tuple);
+ if (link->io.NumPorts1)
+ pcmcia_release_io(link->handle, &link->io);
+ last_ret = pcmcia_get_next_tuple(handle, &tuple);
if (last_ret == CS_NO_MORE_ITEMS) {
printk(KERN_ERR PFX "GetNextTuple(): No matching "
"CIS configuration. Maybe you need the "
* a handler to the interrupt, unless the 'Handler' member of
* the irq structure is initialized.
*/
- CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
+ CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq));
/* We initialize the hermes structure before completing PCMCIA
* configuration just in case the interrupt handler gets
* card and host interface into "Memory and IO" mode.
*/
CS_CHECK(RequestConfiguration,
- pcmcia_request_configuration(link, &link->conf));
+ pcmcia_request_configuration(link->handle, &link->conf));
/* Ok, we have the configuration, prepare to register the netdev */
dev->base_addr = link->io.BasePort1;
goto failed;
}
- SET_NETDEV_DEV(dev, &handle_to_dev(link));
+ SET_NETDEV_DEV(dev, &handle_to_dev(handle));
/* Tell the stack we exist */
if (register_netdev(dev) != 0) {
printk(KERN_ERR PFX "register_netdev() failed\n");
}
/* At this point, the dev_node_t structure(s) needs to be
- * initialized and arranged in a linked list at link->dev_node. */
+ * initialized and arranged in a linked list at link->dev. */
strcpy(card->node.dev_name, dev->name);
- link->dev_node = &card->node; /* link->dev_node being non-NULL is also
+ link->dev = &card->node; /* link->dev being non-NULL is also
used to indicate that the
net_device has been registered */
+ link->state &= ~DEV_CONFIG_PENDING;
/* Finally, report what we've done */
- printk(KERN_DEBUG "%s: " DRIVER_NAME " at %s, irq %d, io "
- "0x%04x-0x%04x\n", dev->name, dev->class_dev.dev->bus_id,
- link->irq.AssignedIRQ, link->io.BasePort1,
- link->io.BasePort1 + link->io.NumPorts1 - 1);
-
- return 0;
+ printk(KERN_DEBUG "%s: index 0x%02x: Vcc %d.%d",
+ dev->name, link->conf.ConfigIndex,
+ link->conf.Vcc / 10, link->conf.Vcc % 10);
+ if (link->conf.Vpp1)
+ printk(", Vpp %d.%d", link->conf.Vpp1 / 10,
+ link->conf.Vpp1 % 10);
+ printk(", irq %d", link->irq.AssignedIRQ);
+ if (link->io.NumPorts1)
+ printk(", io 0x%04x-0x%04x", link->io.BasePort1,
+ link->io.BasePort1 + link->io.NumPorts1 - 1);
+ if (link->io.NumPorts2)
+ printk(" & 0x%04x-0x%04x", link->io.BasePort2,
+ link->io.BasePort2 + link->io.NumPorts2 - 1);
+ printk("\n");
+
+ return;
cs_failed:
- cs_error(link, last_fn, last_ret);
+ cs_error(link->handle, last_fn, last_ret);
failed:
spectrum_cs_release(link);
- return -ENODEV;
} /* spectrum_cs_config */
/*
* still open, this will be postponed until it is closed.
*/
static void
-spectrum_cs_release(struct pcmcia_device *link)
+spectrum_cs_release(dev_link_t *link)
{
struct net_device *dev = link->priv;
struct orinoco_private *priv = netdev_priv(dev);
priv->hw_unavailable++;
spin_unlock_irqrestore(&priv->lock, flags);
- pcmcia_disable_device(link);
+ /* Don't bother checking to see if these succeed or not */
+ pcmcia_release_configuration(link->handle);
+ if (link->io.NumPorts1)
+ pcmcia_release_io(link->handle, &link->io);
+ if (link->irq.AssignedIRQ)
+ pcmcia_release_irq(link->handle, &link->irq);
+ link->state &= ~DEV_CONFIG;
if (priv->hw.iobase)
ioport_unmap(priv->hw.iobase);
} /* spectrum_cs_release */
static int
-spectrum_cs_suspend(struct pcmcia_device *link)
+spectrum_cs_suspend(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
struct orinoco_private *priv = netdev_priv(dev);
+ unsigned long flags;
int err = 0;
+ link->state |= DEV_SUSPEND;
/* Mark the device as stopped, to block IO until later */
- spin_lock(&priv->lock);
+ if (link->state & DEV_CONFIG) {
+ spin_lock_irqsave(&priv->lock, flags);
- err = __orinoco_down(dev);
- if (err)
- printk(KERN_WARNING "%s: Error %d downing interface\n",
- dev->name, err);
+ err = __orinoco_down(dev);
+ if (err)
+ printk(KERN_WARNING "%s: Error %d downing interface\n",
+ dev->name, err);
- netif_device_detach(dev);
- priv->hw_unavailable++;
+ netif_device_detach(dev);
+ priv->hw_unavailable++;
- spin_unlock(&priv->lock);
+ spin_unlock_irqrestore(&priv->lock, flags);
- return err;
+ pcmcia_release_configuration(link->handle);
+ }
+
+ return 0;
}
static int
-spectrum_cs_resume(struct pcmcia_device *link)
+spectrum_cs_resume(struct pcmcia_device *p_dev)
{
+ dev_link_t *link = dev_to_instance(p_dev);
struct net_device *dev = link->priv;
struct orinoco_private *priv = netdev_priv(dev);
- netif_device_attach(dev);
- priv->hw_unavailable--;
- schedule_work(&priv->reset_work);
-
+ link->state &= ~DEV_SUSPEND;
+ if (link->state & DEV_CONFIG) {
+ /* FIXME: should we double check that this is
+ * the same card as we had before */
+ pcmcia_request_configuration(link->handle, &link->conf);
+ netif_device_attach(dev);
+ priv->hw_unavailable--;
+ schedule_work(&priv->reset_work);
+ }
return 0;
}
" David Gibson <hermes@gibson.dropbear.id.au>, et al)";
static struct pcmcia_device_id spectrum_cs_ids[] = {
- PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4137 */
+ PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4100 */
PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0001), /* Socket Communications CF */
PCMCIA_DEVICE_PROD_ID12("Intel", "PRO/Wireless LAN PC Card", 0x816cc815, 0x6fbf459a), /* 2011B, not 2011 */
PCMCIA_DEVICE_NULL,
.drv = {
.name = DRIVER_NAME,
},
- .probe = spectrum_cs_probe,
+ .probe = spectrum_cs_attach,
.remove = spectrum_cs_detach,
.suspend = spectrum_cs_suspend,
.resume = spectrum_cs_resume,
git://git.onelab.eu / linux-2.6.git / blobdiff