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From: Russell King - ARM Linux <linux@arm.linux.org.uk>
To: Haojian Zhuang <haojian.zhuang@marvell.com>
Cc: eric.y.miao@gmail.com, devicetree-discuss@lists.ozlabs.org,
	haojian.zhuang@gmail.com, grant.likely@secretlab.ca,
	linux-arm-kernel@lists.infradead.org, alan@linux.intel.com
Subject: Re: [PATCH v2 1/7] ARM: mmp: parse irq from DT
Date: Mon, 1 Aug 2011 09:26:50 +0100	[thread overview]
Message-ID: <20110801082649.GA15578@n2100.arm.linux.org.uk> (raw)
In-Reply-To: <1311835293-18125-2-git-send-email-haojian.zhuang@marvell.com>

On Thu, Jul 28, 2011 at 02:41:27PM +0800, Haojian Zhuang wrote:
> +	unsigned int status, mask, irq_base, nr, data;
> +	int cascade;
> +
...
> +		mux_info = kzalloc(sizeof(*mux_info), GFP_KERNEL);
> +		if (mux_info == NULL)
> +			goto out;
> +		status += (unsigned int)mmp_info->virt_base;
> +		mux_info->status = (void __iomem *)status;

This is silly.  Why not just do:

		mux_info->status = mmp_info->virt_base + status;

and avoid those horrible casts?

      parent reply	other threads:[~2011-08-01  8:26 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-07-28  6:41 [PATCH v2 00/07] enable devicetree on arch-mmp Haojian Zhuang
     [not found] ` <1311835293-18125-1-git-send-email-haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
2011-07-28  6:41   ` [PATCH v2 1/7] ARM: mmp: parse irq from DT Haojian Zhuang
     [not found]     ` <1311835293-18125-2-git-send-email-haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
2011-07-28  6:41       ` [PATCH v2 2/7] ARM: mmp: parse timer configuration " Haojian Zhuang
     [not found]         ` <1311835293-18125-3-git-send-email-haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
2011-07-28  6:41           ` [PATCH v2 3/7] ARM: mmp: support DT on both dkb and brownstone Haojian Zhuang
     [not found]             ` <1311835293-18125-4-git-send-email-haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
2011-07-28  6:41               ` [PATCH v2 4/7] tty: serial: support device tree in pxa Haojian Zhuang
     [not found]                 ` <1311835293-18125-5-git-send-email-haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
2011-07-28  6:41                   ` [PATCH v2 5/7] tty: serial: check ops before registering console Haojian Zhuang
     [not found]                     ` <1311835293-18125-6-git-send-email-haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
2011-07-28  6:41                       ` [PATCH v2 6/7] i2c: pxa: support i2c controller from DT Haojian Zhuang
     [not found]                         ` <1311835293-18125-7-git-send-email-haojian.zhuang-eYqpPyKDWXRBDgjK7y7TUQ@public.gmane.org>
2011-07-28  6:41                           ` [PATCH v2 7/7] i2c: pxa: support to parse property Haojian Zhuang
2011-07-29 16:52                           ` [PATCH v2 6/7] i2c: pxa: support i2c controller from DT Grant Likely
     [not found]                             ` <20110729165222.GN11164-e0URQFbLeQY2iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2011-07-29 16:55                               ` Russell King - ARM Linux
2011-07-30 14:29                                 ` Mitch Bradley
     [not found]                                   ` <4E34155E.8010606-D5eQfiDGL7eakBO8gow8eQ@public.gmane.org>
2011-07-30 15:37                                     ` Russell King - ARM Linux
     [not found]                                       ` <20110730153728.GA17570-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2011-07-31  0:38                                         ` Grant Likely
2011-07-29 16:45                   ` [PATCH v2 4/7] tty: serial: support device tree in pxa Grant Likely
2011-07-29 16:49                     ` Russell King - ARM Linux
     [not found]                       ` <20110729164922.GA30298-l+eeeJia6m9vn6HldHNs0ANdhmdF6hFW@public.gmane.org>
2011-07-29 16:53                         ` Grant Likely
2011-08-01  2:50                       ` Haojian Zhuang
     [not found]                         ` <CAN1soZwYjQp5c=4f=CbqjrXFxzSURSv6i9QHMyjyPszs=kzh9w-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-08-01  8:27                           ` Russell King - ARM Linux
2011-07-29 16:42               ` [PATCH v2 3/7] ARM: mmp: support DT on both dkb and brownstone Grant Likely
     [not found]                 ` <20110729164218.GL11164-e0URQFbLeQY2iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2011-08-01  2:48                   ` Haojian Zhuang
2011-07-29 16:40           ` [PATCH v2 2/7] ARM: mmp: parse timer configuration from DT Grant Likely
2011-07-29 16:36       ` [PATCH v2 1/7] ARM: mmp: parse irq " Grant Likely
2011-08-01  2:47         ` Haojian Zhuang
     [not found]           ` <CAN1soZxX6EBRPvzV_00njioBn1NfiAbLBoD7EYc-wV-uQM_VoQ-JsoAwUIsXosN+BqQ9rBEUg@public.gmane.org>
2011-08-01 14:10             ` Grant Likely
     [not found]               ` <20110801141036.GA21627-e0URQFbLeQY2iJbIjFUEsiwD8/FfD2ys@public.gmane.org>
2011-08-01 14:42                 ` Haojian Zhuang
2011-08-01 14:43                   ` Grant Likely
2011-08-01  8:26     ` Russell King - ARM Linux [this message]

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