linux-kernel - [PATCH 1/1] media: mx3_camera: Improve data bus width check code for probe

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Message-ID: <1344232928-17361-1-git-send-email-Ying.liu@freescale.com>
Date:	Mon, 6 Aug 2012 14:02:08 +0800
From:	Liu Ying <Ying.liu@...escale.com>
To:	<mchehab@...hat.com>
CC:	<g.liakhovetski@....de>, <linux-media@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>, <liu.y.ying@...il.com>,
	Liu Ying <Ying.liu@...escale.com>,
	Liu Ying <Ying.Liu@...escale.com>
Subject: [PATCH 1/1] media: mx3_camera: Improve data bus width check code for probe

This patch contains code change only to use the present macro-
MX3_CAMERA_DATAWIDTH_MASK to check valid camera platform data
bus width instead of enumerating every possible data bus width.

Signed-off-by: Liu Ying <Ying.Liu@...escale.com>
---
 drivers/media/video/mx3_camera.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/media/video/mx3_camera.c b/drivers/media/video/mx3_camera.c
index f96f92f..346e2cd 100644
--- a/drivers/media/video/mx3_camera.c
+++ b/drivers/media/video/mx3_camera.c
@@ -1173,9 +1173,7 @@ static int __devinit mx3_camera_probe(struct platform_device *pdev)
 
 	mx3_cam->pdata = pdev->dev.platform_data;
 	mx3_cam->platform_flags = mx3_cam->pdata->flags;
-	if (!(mx3_cam->platform_flags & (MX3_CAMERA_DATAWIDTH_4 |
-			MX3_CAMERA_DATAWIDTH_8 | MX3_CAMERA_DATAWIDTH_10 |
-			MX3_CAMERA_DATAWIDTH_15))) {
+	if (!(mx3_cam->platform_flags & MX3_CAMERA_DATAWIDTH_MASK)) {
 		/*
 		 * Platform hasn't set available data widths. This is bad.
 		 * Warn and use a default.
-- 
1.7.1


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