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Date:	Thu, 30 Jul 2009 22:22:11 +0200
From:	Wolfgang Grandegger <>
To:	Sascha Hauer <>
	Linux Netdev List <>
Subject: Re: [PATCH V3] CAN: Add Flexcan CAN controller driver

Wolfgang Grandegger wrote:
> Sascha Hauer wrote:
>> 	errcnt = readl(&regs->errcnt);
>> 	rxerr = (errcnt >> 8) & 0xff;
>> 	txerr = errcnt & 0xff;
>> 	if ((rxerr >= 96 || txerr >= 96) && state == CAN_STATE_ERROR_ACTIVE)
> Yes, or do not handle the state in the "case 0" above appropriately. The
> CAN spec only specifies the bus error states error active, error passive
> and bus off. The warning is somehow optional but available on most CAN
> controllers. Nevertheless, we should create a message if the ISR
> realizes a state changes.

FYI, I will be on holiday for the next 1.5 weeks.

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