RE: omap display controller strange problem

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Thanks,
Vaibhav Hiremath

> -----Original Message-----
> From: linux-omap-owner@xxxxxxxxxxxxxxx [mailto:linux-omap-
> owner@xxxxxxxxxxxxxxx] On Behalf Of Sudipta GHOSH
> Sent: Thursday, November 20, 2008 8:48 PM
> To: linux-omap@xxxxxxxxxxxxxxx
> Subject: omap display controller strange problem
> 
> Hi,
> 
> I am facing a strange problem with omap display controller. (kernel
> 2.6.25)
> 
> in omap_dispc_irq_handler, if I use printk then only display is
> working (initialization and refreshing)
> 
[Hiremath, Vaibhav] What do you mean by "only display"?

Can you please provide detailed information about the issue? Your mail doesn't convey much.

> else after few refresh ......its stop working.
> 
> static irqreturn_t omap_dispc_irq_handler(int irq, void *dev)
> {
> 	....................
> 
> 	if ((stat & dispc.enabled_irqs) && dispc.irq_callback) {
> 		printk("omap_irqH\n"); <--------------------------------
> -------- ?????
> 		dispc.irq_callback(dispc.irq_callback_data);
> 	}
> 
> 
> Regards,
> -SG
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