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Merge branch 'urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6

Browse source 
* 'urgent' of git://git.kernel.org/pub/scm/linux/kernel/git/brodo/pcmcia-2.6:
  pcmcia: fix error handling in cm4000_cs.c
  drivers/pcmcia: Add missing local_irq_restore
  serial_cs: MD55x support (PCMCIA GPRS/EDGE modem) (kernel 2.6.33)
  pcmcia: avoid late calls to pccard_validate_cis
  pcmcia: fix ioport size calculation in rsrc_nonstatic
  pcmcia: re-start on MFC override
  pcmcia: fix io_probe due to parent (PCI) resources
  pcmcia: use previously assigned IRQ for all card functions
This commit is contained in:
Linus Torvalds 2010-04-20 09:21:19 -07:00
commit 27ee896370
7 changed files with 55 additions and 23 deletions
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8
drivers/char/pcmcia/cm4000_cs.c
View file

@ -1026,14 +1026,16 @@ static ssize_t cmm_read(struct file *filp, __user char *buf, size_t count,
xoutb(0, REG_FLAGS1(iobase)); /* clear detectCMM */
/* last check before exit */
if (!io_detect_cm4000(iobase, dev))
count = -ENODEV;
if (!io_detect_cm4000(iobase, dev)) {
rc = -ENODEV;
goto release_io;
}
if (test_bit(IS_INVREV, &dev->flags) && count > 0)
str_invert_revert(dev->rbuf, count);
if (copy_to_user(buf, dev->rbuf, count))
return -EFAULT;
rc = -EFAULT;
release_io:
clear_bit(LOCK_IO, &dev->flags);

9
drivers/pcmcia/cistpl.c
View file

@ -1484,6 +1484,11 @@ int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *info)
if (!s)
return -EINVAL;
if (s->functions) {
WARN_ON(1);
return -EINVAL;
}
/* We do not want to validate the CIS cache... */
mutex_lock(&s->ops_mutex);
destroy_cis_cache(s);
@ -1639,7 +1644,7 @@ static ssize_t pccard_show_cis(struct kobject *kobj,
count = 0;
else {
struct pcmcia_socket *s;
unsigned int chains;
unsigned int chains = 1;
if (off + count > size)
count = size - off;
@ -1648,7 +1653,7 @@ static ssize_t pccard_show_cis(struct kobject *kobj,
if (!(s->state & SOCKET_PRESENT))
return -ENODEV;
if (pccard_validate_cis(s, &chains))
if (!s->functions && pccard_validate_cis(s, &chains))
return -EIO;
if (!chains)
return -ENODATA;

4
drivers/pcmcia/db1xxx_ss.c
View file

@ -166,8 +166,10 @@ static int db1x_pcmcia_setup_irqs(struct db1x_pcmcia_sock *sock)
ret = request_irq(sock->insert_irq, db1200_pcmcia_cdirq,
IRQF_DISABLED, "pcmcia_insert", sock);
if (ret)
if (ret) {
local_irq_restore(flags);
goto out1;
}
ret = request_irq(sock->eject_irq, db1200_pcmcia_cdirq,
IRQF_DISABLED, "pcmcia_eject", sock);

22
drivers/pcmcia/ds.c
View file

@ -687,12 +687,10 @@ static void pcmcia_requery(struct pcmcia_socket *s)
new_funcs = mfc.nfn;
else
new_funcs = 1;
if (old_funcs > new_funcs) {
if (old_funcs != new_funcs) {
/* we need to re-start */
pcmcia_card_remove(s, NULL);
pcmcia_card_add(s);
} else if (new_funcs > old_funcs) {
s->functions = new_funcs;
pcmcia_device_add(s, 1);
}
}
@ -728,6 +726,8 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename)
struct pcmcia_socket *s = dev->socket;
const struct firmware *fw;
int ret = -ENOMEM;
cistpl_longlink_mfc_t mfc;
int old_funcs, new_funcs = 1;
if (!filename)
return -EINVAL;
@ -750,6 +750,14 @@ static int pcmcia_load_firmware(struct pcmcia_device *dev, char * filename)
goto release;
}
/* we need to re-start if the number of functions changed */
old_funcs = s->functions;
if (!pccard_read_tuple(s, BIND_FN_ALL, CISTPL_LONGLINK_MFC,
&mfc))
new_funcs = mfc.nfn;
if (old_funcs != new_funcs)
ret = -EBUSY;
/* update information */
pcmcia_device_query(dev);
@ -858,10 +866,8 @@ static inline int pcmcia_devmatch(struct pcmcia_device *dev,
if (did->match_flags & PCMCIA_DEV_ID_MATCH_FAKE_CIS) {
dev_dbg(&dev->dev, "device needs a fake CIS\n");
if (!dev->socket->fake_cis)
pcmcia_load_firmware(dev, did->cisfile);
if (!dev->socket->fake_cis)
return 0;
if (pcmcia_load_firmware(dev, did->cisfile))
return 0;
}
if (did->match_flags & PCMCIA_DEV_ID_MATCH_ANONYMOUS) {

10
drivers/pcmcia/pcmcia_resource.c
View file

@ -755,12 +755,12 @@ int pcmcia_request_irq(struct pcmcia_device *p_dev, irq_req_t *req)
else
printk(KERN_WARNING "pcmcia: Driver needs updating to support IRQ sharing.\n");
#ifdef CONFIG_PCMCIA_PROBE
if (s->irq.AssignedIRQ != 0) {
/* If the interrupt is already assigned, it must be the same */
/* If the interrupt is already assigned, it must be the same */
if (s->irq.AssignedIRQ != 0)
irq = s->irq.AssignedIRQ;
} else {
#ifdef CONFIG_PCMCIA_PROBE
if (!irq) {
int try;
u32 mask = s->irq_mask;
void *data = p_dev; /* something unique to this device */

16
drivers/pcmcia/rsrc_nonstatic.c
View file

@ -214,7 +214,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
return;
}
for (i = base, most = 0; i < base+num; i += 8) {
res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe");
res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe");
if (!res)
continue;
hole = inb(i);
@ -231,9 +231,14 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
bad = any = 0;
for (i = base; i < base+num; i += 8) {
res = claim_region(NULL, i, 8, IORESOURCE_IO, "PCMCIA ioprobe");
if (!res)
res = claim_region(s, i, 8, IORESOURCE_IO, "PCMCIA ioprobe");
if (!res) {
if (!any)
printk(" excluding");
if (!bad)
bad = any = i;
continue;
}
for (j = 0; j < 8; j++)
if (inb(i+j) != most)
break;
@ -253,6 +258,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
}
if (bad) {
if ((num > 16) && (bad == base) && (i == base+num)) {
sub_interval(&s_data->io_db, bad, i-bad);
printk(" nothing: probe failed.\n");
return;
} else {
@ -804,7 +810,7 @@ static int adjust_memory(struct pcmcia_socket *s, unsigned int action, unsigned
static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long start, unsigned long end)
{
struct socket_data *data = s->resource_data;
unsigned long size = end - start + 1;
unsigned long size;
int ret = 0;
#if defined(CONFIG_X86)
@ -814,6 +820,8 @@ static int adjust_io(struct pcmcia_socket *s, unsigned int action, unsigned long
start = 0x100;
#endif
size = end - start + 1;
if (end < start)
return -EINVAL;

9
drivers/serial/serial_cs.c
View file

@ -105,6 +105,10 @@ struct serial_cfg_mem {
* manfid 0x0160, 0x0104
* This card appears to have a 14.7456MHz clock.
*/
/* Generic Modem: MD55x (GPRS/EDGE) have
* Elan VPU16551 UART with 14.7456MHz oscillator
* manfid 0x015D, 0x4C45
*/
static void quirk_setup_brainboxes_0104(struct pcmcia_device *link, struct uart_port *port)
{
port->uartclk = 14745600;
@ -195,6 +199,11 @@ static const struct serial_quirk quirks[] = {
.prodid = 0x0104,
.multi = -1,
.setup = quirk_setup_brainboxes_0104,
}, {
.manfid = 0x015D,
.prodid = 0x4C45,
.multi = -1,
.setup = quirk_setup_brainboxes_0104,
}, {
.manfid = MANFID_IBM,
.prodid = ~0,