Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2993315AbbEOX0f (ORCPT ); Fri, 15 May 2015 19:26:35 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:43507 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2993087AbbEOXUi (ORCPT ); Fri, 15 May 2015 19:20:38 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Xihan Zhang , Ben Goz , Oded Gabbay , Alex Deucher Subject: [PATCH 4.0 43/60] drm/amdkfd: Initialize sdma vm when creating sdma queue Date: Fri, 15 May 2015 16:14:44 -0700 Message-Id: <20150515231020.175433746@linuxfoundation.org> X-Mailer: git-send-email 2.4.0 In-Reply-To: <20150515231018.815421141@linuxfoundation.org> References: <20150515231018.815421141@linuxfoundation.org> User-Agent: quilt/0.64 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1366 Lines: 42 4.0-stable review patch. If anyone has any objections, please let me know. ------------------ From: Xihan Zhang commit 79b066bd76d501cfe8328142153da301f5ca11d1 upstream. This patch fixes a bug where sdma vm wasn't initialized when an sdma queue was created in HWS mode. This caused GPUVM faults to appear on dmesg and it is one of the causes that SDMA queues are not working. Signed-off-by: Xihan Zhang Reviewed-by: Ben Goz Signed-off-by: Oded Gabbay Reviewed-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c | 2 ++ 1 file changed, 2 insertions(+) --- a/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c +++ b/drivers/gpu/drm/amd/amdkfd/kfd_device_queue_manager.c @@ -879,6 +879,8 @@ static int create_queue_cpsch(struct dev return -ENOMEM; } + init_sdma_vm(dqm, q, qpd); + retval = mqd->init_mqd(mqd, &q->mqd, &q->mqd_mem_obj, &q->gart_mqd_addr, &q->properties); if (retval != 0) -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/