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SubjectRe: Parport irq detection problem in 2.1.62 (patch supplied.)
On Fri, 7 Nov 1997, Tim Waugh wrote:

> Hmm, this looks like a problem with the code here:
>
> static int dma[PC_MAX_PORTS] = { PARPORT_DMA_AUTO, };
> static int irq[PC_MAX_PORTS] = { PARPORT_IRQ_AUTO, };
>
> The intention was do set the entire array to PARPORT_xxx_AUTO, but only
> the first element is initialised.
>
Thanks,

This patch solves my problem (the code is taken from parport_init.c where
it inits the arrays for the parport_pc driver not compiled as a module.)

--- linux/drivers/misc/parport_pc.c.orig Fri Nov 7 11:38:50 1997
+++ linux/drivers/misc/parport_pc.c Fri Nov 7 16:27:57 1997
@@ -23,6 +23,7 @@
#include <linux/ioport.h>
#include <linux/kernel.h>
#include <linux/malloc.h>
+#include <linux/init.h>

#include <linux/parport.h>

@@ -889,9 +890,9 @@
}

#ifdef MODULE
-static int io[PC_MAX_PORTS+1] = { 0, };
-static int dma[PC_MAX_PORTS] = { PARPORT_DMA_AUTO, };
-static int irq[PC_MAX_PORTS] = { PARPORT_IRQ_AUTO, };
+static int io[PC_MAX_PORTS+1] = __initdata { 0, };
+static int dma[PC_MAX_PORTS] = __initdata { PARPORT_DMA_AUTO, };
+static int irq[PC_MAX_PORTS] = __initdata { PARPORT_IRQ_AUTO, };
MODULE_PARM(io, "1-" __MODULE_STRING(PC_MAX_PORTS) "i");
MODULE_PARM(irq, "1-" __MODULE_STRING(PC_MAX_PORTS) "i");
MODULE_PARM(dma, "1-" __MODULE_STRING(PC_MAX_PORTS) "i");
--
Med venlig hilsen / Regards

Niels Kristian Bech Jensen nkbj@image.dk
http://www.image.dk/~nkbj/









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