Hi Javier, On Monday 11 March 2013 13:18:12 javier Martin wrote: > I've just found the following thread where te problem is explained: > http://lists.infradead.org/pipermail/linux-arm-kernel/2012-February/086364.h > tml > > The problem is related with the order iommu and omap3isp are probed > when both are built-in. If I load omap3isp as a module the problem is > gone. > > However, according to the previous thread, omap3isp register should > return error but an oops should not be generated. So I think there is > a bug here anyway. Does the following patch (compile-tested only) fix the issue ? diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index 6e5ad8e..4d889be 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -2123,6 +2123,7 @@ static int isp_probe(struct platform_device *pdev) ret = iommu_attach_device(isp->domain, &pdev->dev); if (ret) { dev_err(&pdev->dev, "can't attach iommu device: %d\n", ret); + ret = -EPROBE_DEFER; goto free_domain; } @@ -2161,6 +2162,7 @@ detach_dev: iommu_detach_device(isp->domain, &pdev->dev); free_domain: iommu_domain_free(isp->domain); + isp->domain = NULL; error_isp: omap3isp_put(isp); error: -- Regards, Laurent Pinchart -- To unsubscribe from this list: send the line "unsubscribe linux-media" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html