From mboxrd@z Thu Jan 1 00:00:00 1970 From: David Cohen Subject: [PATCH 0/3] omap: iovmm: Fix IOVMM check for fixed 'da' Date: Tue, 8 Mar 2011 14:46:02 +0200 Message-ID: <1299588365-2749-1-git-send-email-dacohen@gmail.com> Return-path: Sender: linux-media-owner@vger.kernel.org To: Hiroshi.DOYU@nokia.com Cc: linux-omap@vger.kernel.org, fernando.lugo@ti.com, linux-media@vger.kernel.org, laurent.pinchart@ideasonboard.com, sakari.ailus@maxwell.research.nokia.com, David Cohen List-Id: linux-omap@vger.kernel.org IOVMM driver checks input 'da == 0' when mapping address to determine whether user wants fixed 'da' or not. At the same time, it doesn't disallow address 0x0 to be used, what creates an ambiguous situation. This patch set moves fixed 'da' check to the input flags. It also fixes da_start value for ISP IOMMU instance. David Cohen (2): omap3: change ISP's IOMMU da_start address omap: iovmm: don't check 'da' to set IOVMF_DA_FIXED/IOVMF_DA_ANON flags Michael Jones (1): omap: iovmm: disallow mapping NULL address arch/arm/mach-omap2/omap-iommu.c | 2 +- arch/arm/plat-omap/iovmm.c | 28 ++++++++++++++++++---------- 2 files changed, 19 insertions(+), 11 deletions(-)