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Commit a8272061 authored by Komuro's avatar Komuro Committed by Jeff Garzik
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fmvj18x_cs: write interrupt ack bit for lan and modem to work simultaneously. 



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

Signed-off-by: default avatarKomuro <komurojun-mbn@nifty.com>
Signed-off-by: default avatarJeff Garzik <jgarzik@redhat.com>
parent fd9abb3d

drivers/net/pcmcia/fmvj18x_cs.c

+54 −19
Original line number Diff line number Diff line
@@ -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)

{



    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 */