From 10e4df347f7715397ae9a2948bdf32bcb6595760 Mon Sep 17 00:00:00 2001 From: Liu Ying Date: Thu, 23 Feb 2012 13:48:19 +0800 Subject: [PATCH] ENGR00175222-1 IPUv3 pdev:Check fb size before reserve ov fb This patch checks overlay fb size before reserve fb mem for it. Signed-off-by: Liu Ying (cherry picked from commit b29df373e547c83f9b3bcfd9a98016f462fa9ec2) --- arch/arm/plat-mxc/devices/platform-imx_ipuv3.c | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/arch/arm/plat-mxc/devices/platform-imx_ipuv3.c b/arch/arm/plat-mxc/devices/platform-imx_ipuv3.c index 0750265fa3a7..c5b4d9928aaf 100755 --- a/arch/arm/plat-mxc/devices/platform-imx_ipuv3.c +++ b/arch/arm/plat-mxc/devices/platform-imx_ipuv3.c @@ -1,5 +1,5 @@ /* - * Copyright (C) 2011 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2011-2012 Freescale Semiconductor, Inc. All Rights Reserved. */ /* @@ -217,12 +217,18 @@ struct platform_device *__init imx_add_ipuv3_fb( .end = pdata->res_base[0] + pdata->res_size[0] - 1, .flags = IORESOURCE_MEM, }, { - .start = pdata->res_base[1], - .end = pdata->res_base[1] + pdata->res_size[1] - 1, + .start = 0, + .end = 0, .flags = IORESOURCE_MEM, }, }; + if (pdata->res_size[1] > 0) { + res[1].start = pdata->res_base[1]; + res[1].end = pdata->res_base[1] + + pdata->res_size[1] - 1; + } + return imx_add_platform_device_dmamask("mxc_sdc_fb", id, res, ARRAY_SIZE(res), pdata, sizeof(*pdata), DMA_BIT_MASK(32)); -- 2.39.5