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From: Micha Nelissen <micha@neli.hopto.org>
To: Alexandre Bounine <alexandre.bounine@idt.com>
Cc: linuxppc-dev@ozlabs.org, akpm@linux-foundation.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH 5/9] RapidIO: Add default handler for error_stopped state
Date: Mon, 16 Aug 2010 14:21:33 +0200	[thread overview]
Message-ID: <4C692D4D.1030401@neli.hopto.org> (raw)
In-Reply-To: <1281712686-31308-6-git-send-email-alexandre.bounine@idt.com>

Alexandre Bounine wrote:
> +
> +	if (err_status & RIO_PORT_N_ERR_STS_PW_OUT_ES) {
> +		pr_debug("RIO_EM: servicing Output Error-Stopped state\n");
> +		/*
> +		 * Send a Link-Request/Input-Status control symbol
> +		 */
> +
> +		/* Read from link maintenance response register
> +		 * to clear valid bit */
> +		rio_mport_read_config_32(mport, destid, hopcount,
> +			rdev->phys_efptr + RIO_PORT_N_MNT_RSP_CSR(pnum),
> +			&regval);
> +		udelay(50);

Perhaps this whole part of operating the MNT_RSP registers (sending 
link-request symbol is the only useful action IIRC?) can be put in a 
separate function for readability.

Micha

  reply	other threads:[~2010-08-16 12:21 UTC|newest]

Thread overview: 36+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-13 15:17 [PATCH 0/9] RapidIO: Set of patches to add Gen2 switches Alexandre Bounine
2010-08-13 15:17 ` [PATCH 1/9] RapidIO: fix RapidIO sysfs hierarchy Alexandre Bounine
2010-08-13 15:17 ` [PATCH 2/9] RapidIO, powerpc/85xx: modify RIO port-write interrupt handler Alexandre Bounine
2010-08-16 12:12   ` Micha Nelissen
2010-08-16 15:27     ` Bounine, Alexandre
2010-08-17  7:12       ` Micha Nelissen
2010-08-17 17:16         ` Bounine, Alexandre
2010-08-13 15:18 ` [PATCH 3/9] RapidIO: Add the ingress port number into the RIO switch data structure Alexandre Bounine
2010-08-16 12:14   ` Micha Nelissen
2010-08-16 13:40     ` Bounine, Alexandre
2010-08-13 15:18 ` [PATCH 4/9] RapidIO: Add relation links between RIO device structures Alexandre Bounine
2010-08-16 12:18   ` Micha Nelissen
2010-08-16 14:00     ` Bounine, Alexandre
2010-08-17  7:08       ` Micha Nelissen
2010-08-17 17:47         ` Bounine, Alexandre
2010-08-13 15:18 ` [PATCH 5/9] RapidIO: Add default handler for error_stopped state Alexandre Bounine
2010-08-16 12:21   ` Micha Nelissen [this message]
2010-08-16 14:47     ` Bounine, Alexandre
2010-08-13 15:18 ` [PATCH 6/9] RapidIO: Add switch-specific sysfs initialization callback Alexandre Bounine
2010-08-16 12:25   ` Micha Nelissen
2010-08-16 17:10     ` Bounine, Alexandre
2010-08-17  7:18       ` Micha Nelissen
2010-08-17 17:20         ` Bounine, Alexandre
2010-08-13 15:18 ` [PATCH 7/9] RapidIO: Add handling for PW message from a lost device Alexandre Bounine
2010-08-16 12:29   ` Micha Nelissen
2010-08-16 18:02     ` Bounine, Alexandre
2010-08-17  7:22       ` Micha Nelissen
2010-08-17 12:44         ` Bounine, Alexandre
2010-08-13 15:18 ` [PATCH 8/9] RapidIO: Add device access check into the enumeration Alexandre Bounine
2010-08-13 15:18 ` [PATCH 9/9] RapidIO: Add support for IDT CPS Gen2 switches Alexandre Bounine
2010-08-16 12:36   ` Micha Nelissen
2010-08-16 18:30     ` Bounine, Alexandre
2010-08-16 12:30 ` [PATCH 0/9] RapidIO: Set of patches to add " Micha Nelissen
2010-08-16 18:18   ` Bounine, Alexandre
2010-08-17  7:31     ` Micha Nelissen
2010-08-17 18:13       ` Bounine, Alexandre

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