Re: [PATCH] ITE_887x parport and serial driver

From: Zwane Mwaikambo (zwane@linuxpower.ca)
Date: Tue May 27 2003 - 04:18:32 EST


On Tue, 27 May 2003 Ted.Wen@xxxxxxxxxx wrote:

> --- parport_serial.c 2002-08-03 08:39:44.000000000 +0800
> +++ parport_serial_887x.c 2003-05-27 14:25:49.000000000 +0800
> @@ -29,8 +29,160 @@
>
> #include <asm/serial.h>
>
> +// ITE8872 ITE8872

I don't mean to nitpick, but please use normal C (I know they are valid
C99) comments.

> +int ite8872parportnum,ite8872comnum,ITEBOARDNUMBER;
> +u32 ITE8872_INTC[8];
> +u8 ITE8872_IRQ[8];
> +
> +void ite8872_requestirq(int irq,void *dev_id,struct pt_regs *regs){

For 2.5 there is now a return value for interrupt handlers (irqreturn_t)

> + result = request_irq(ITE8872_IRQ[ITEBOARDNUMBER],ite8872_requestirq,SA_SHIRQ,"ite8872",pcidev);

Which PCI device function is this for?

> +if ((dev->vendor==0x1283 && dev->device==0x8872) && ite8872comnum == 0)
> +return 0;
> priv->ser = *board;
> if (board->init_fn && ((board->init_fn) (dev, board, 1) != 0))
> return 1;
> @@ -308,6 +466,8 @@
> cards[i].preinit_hook (dev, PARPORT_IRQ_NONE, PARPORT_DMA_NONE))
> return -ENODEV;
>
> +if ((dev->vendor==0x1283 && dev->device==0x8872) && ite8872parportnum == 0)
> +return 0;
> for (n = 0; n < cards[i].numports; n++) {
> struct parport *port;
> int lo = cards[i].addr[n].lo;

These exceptions look really ugly, how come you need a custom interrupt
handler?

Zwane
--
function.linuxpower.ca
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