iv/linux
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

fmvj18x_cs: write interrupt ack bit for lan and modem to work simultaneously.

Browse Source 
Write interrupt ack bit in fjn_interrupt for lan and modem to work
simultaneously.

Signed-off-by: Komuro <komurojun-mbn@nifty.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Komuro 2008-11-03 10:56:04 +09:00 committed by Jeff Garzik
parent fd9abb3d97
commit a8272061fe
1 changed files with 54 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

73
drivers/net/pcmcia/fmvj18x_cs.c
View File

@ -125,6 +125,7 @@ typedef struct local_info_t {
u_short tx_queue_len;
cardtype_t cardtype;
u_short sent;
u_char __iomem *base;
} local_info_t;
#define MC_FILTERBREAK 64
@ -242,6 +243,7 @@ static int fmvj18x_probe(struct pcmcia_device *link)
lp = netdev_priv(dev);
link->priv = dev;
lp->p_dev = link;
lp->base = NULL;
/* The io structure describes IO port mapping */
link->io.NumPorts1 = 32;
@ -442,8 +444,10 @@ static int fmvj18x_config(struct pcmcia_device *link)
dev->irq = link->irq.AssignedIRQ;
dev->base_addr = link->io.BasePort1;
if (link->io.BasePort2 != 0)
fmvj18x_setup_mfc(link);
if (link->io.BasePort2 != 0) {
ret = fmvj18x_setup_mfc(link);
if (ret != 0) goto failed;
}
ioaddr = dev->base_addr;
@ -610,10 +614,10 @@ static int fmvj18x_setup_mfc(struct pcmcia_device *link)
{
win_req_t req;
memreq_t mem;
u_char __iomem *base;
int i, j;
int i;
struct net_device *dev = link->priv;
unsigned int ioaddr;
local_info_t *lp = netdev_priv(dev);
/* Allocate a small memory window */
req.Attributes = WIN_DATA_WIDTH_8|WIN_MEMORY_TYPE_AM|WIN_ENABLE;
@ -625,25 +629,32 @@ static int fmvj18x_setup_mfc(struct pcmcia_device *link)
return -1;
}
base = ioremap(req.Base, req.Size);
lp->base = ioremap(req.Base, req.Size);
if (lp->base == NULL) {
printk(KERN_NOTICE "fmvj18x_cs: ioremap failed\n");
return -1;
}
mem.Page = 0;
mem.CardOffset = 0;
pcmcia_map_mem_page(link->win, &mem);
i = pcmcia_map_mem_page(link->win, &mem);
if (i != 0) {
iounmap(lp->base);
lp->base = NULL;
cs_error(link, MapMemPage, i);
return -1;
}
ioaddr = dev->base_addr;
writeb(0x47, base+0x800); /* Config Option Register of LAN */
writeb(0x0, base+0x802); /* Config and Status Register */
writeb(0x47, lp->base+0x800); /* Config Option Register of LAN */
writeb(0x0, lp->base+0x802); /* Config and Status Register */
writeb(ioaddr & 0xff, base+0x80a); /* I/O Base(Low) of LAN */
writeb((ioaddr >> 8) & 0xff, base+0x80c); /* I/O Base(High) of LAN */
writeb(ioaddr & 0xff, lp->base+0x80a); /* I/O Base(Low) of LAN */
writeb((ioaddr >> 8) & 0xff, lp->base+0x80c); /* I/O Base(High) of LAN */
writeb(0x45, base+0x820); /* Config Option Register of Modem */
writeb(0x8, base+0x822); /* Config and Status Register */
writeb(0x45, lp->base+0x820); /* Config Option Register of Modem */
writeb(0x8, lp->base+0x822); /* Config and Status Register */
iounmap(base);
j = pcmcia_release_window(link->win);
if (j != 0)
cs_error(link, ReleaseWindow, j);
return 0;
}
@ -651,8 +662,25 @@ static int fmvj18x_setup_mfc(struct pcmcia_device *link)
static void fmvj18x_release(struct pcmcia_device *link)
{
DEBUG(0, "fmvj18x_release(0x%p)\n", link);
pcmcia_disable_device(link);
struct net_device *dev = link->priv;
local_info_t *lp = netdev_priv(dev);
u_char __iomem *tmp;
int j;
DEBUG(0, "fmvj18x_release(0x%p)\n", link);
if (lp->base != NULL) {
tmp = lp->base;
lp->base = NULL; /* set NULL before iounmap */
iounmap(tmp);
j = pcmcia_release_window(link->win);
if (j != 0)
cs_error(link, ReleaseWindow, j);
}
pcmcia_disable_device(link);
}
static int fmvj18x_suspend(struct pcmcia_device *link)
@ -783,6 +811,13 @@ static irqreturn_t fjn_interrupt(int dummy, void *dev_id)
outb(D_TX_INTR, ioaddr + TX_INTR);
outb(D_RX_INTR, ioaddr + RX_INTR);
if (lp->base != NULL) {
/* Ack interrupt for multifunction card */
writeb(0x01, lp->base+0x802);
writeb(0x09, lp->base+0x822);
}
return IRQ_HANDLED;
} /* fjn_interrupt */