From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:50120 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2405273AbeHATIf (ORCPT ); Wed, 1 Aug 2018 15:08:35 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Laurentiu Tudor , Thomas Gleixner , jason@lakedaemon.net, marc.zyngier@arm.com, zhiqiang.hou@nxp.com, minghuan.lian@nxp.com, Sasha Levin Subject: [PATCH 4.14 039/246] irqchip/ls-scfg-msi: Map MSIs in the iommu Date: Wed, 1 Aug 2018 18:49:09 +0200 Message-Id: <20180801165013.560815162@linuxfoundation.org> In-Reply-To: <20180801165011.700991984@linuxfoundation.org> References: <20180801165011.700991984@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: stable-owner@vger.kernel.org List-ID: 4.14-stable review patch. If anyone has any objections, please let me know. ------------------ From: Laurentiu Tudor [ Upstream commit 0cdd431c337e99177e68597f3de34bedd3a20a74 ] Add the required iommu_dma_map_msi_msg() when composing the MSI message, otherwise the interrupts will not work. Signed-off-by: Laurentiu Tudor Signed-off-by: Thomas Gleixner Cc: jason@lakedaemon.net Cc: marc.zyngier@arm.com Cc: zhiqiang.hou@nxp.com Cc: minghuan.lian@nxp.com Link: https://lkml.kernel.org/r/20180605122727.12831-1-laurentiu.tudor@nxp.com Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/irqchip/irq-ls-scfg-msi.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/irqchip/irq-ls-scfg-msi.c +++ b/drivers/irqchip/irq-ls-scfg-msi.c @@ -21,6 +21,7 @@ #include #include #include +#include #define MSI_IRQS_PER_MSIR 32 #define MSI_MSIR_OFFSET 4 @@ -94,6 +95,8 @@ static void ls_scfg_msi_compose_msg(stru if (msi_affinity_flag) msg->data |= cpumask_first(data->common->affinity); + + iommu_dma_map_msi_msg(data->irq, msg); } static int ls_scfg_msi_set_affinity(struct irq_data *irq_data,