From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-14.1 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,INCLUDES_PATCH,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A4261C433E1 for ; Mon, 24 Aug 2020 17:19:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8027A2067C for ; Mon, 24 Aug 2020 17:19:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598289574; bh=DL6TgYqI0mVLUzh493KSi5lEYVXC4F0BfeYNs/e9TSk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=EKL8XyNDvlJ75Py1tP78DDhj3KpFbLulMkGs5gsXDqNyP6J+hNkIUhqPEG/kNY/DA bQZGZklW7TDuFZ3cgbEq8ImLvfnPTAcCoF72nzVMtSMj84J/f978n/lW8sXPWDdW7V a+nCGq1Qs0+MjKP/CHT5W4IUtnxtlueydqAvonSc= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728143AbgHXRTc (ORCPT ); Mon, 24 Aug 2020 13:19:32 -0400 Received: from mail.kernel.org ([198.145.29.99]:39970 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728329AbgHXQgj (ORCPT ); Mon, 24 Aug 2020 12:36:39 -0400 Received: from sasha-vm.mshome.net (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C6A6022D74; Mon, 24 Aug 2020 16:36:16 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1598286977; bh=DL6TgYqI0mVLUzh493KSi5lEYVXC4F0BfeYNs/e9TSk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=FKSjQSrdAfKl/X3gM2XcIDJzQsG9bMDUyvS67THGGepNQKRaA4j670sd1wy4D+q4F RSUGDXR7SXPD0qLC5VrEmOG7TCEEZhwpjf0JyGYpleXNjwtlKUfEjrEOSuxcBBp/sA ud2/2yJ52cFfFVHYSr5Q6nQ7COvPCSaXS7VVE3hU= From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Huang Rui , Alex Deucher , Felix Kuehling , Sasha Levin , amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org Subject: [PATCH AUTOSEL 5.8 54/63] drm/amdkfd: fix the wrong sdma instance query for renoir Date: Mon, 24 Aug 2020 12:34:54 -0400 Message-Id: <20200824163504.605538-54-sashal@kernel.org> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200824163504.605538-1-sashal@kernel.org> References: <20200824163504.605538-1-sashal@kernel.org> MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Huang Rui [ Upstream commit 34174b89bfa495bed9cddcc504fb38feca90fab7 ] Renoir only has one sdma instance, it will get failed once query the sdma1 registers. So use switch-case instead of static register array. Signed-off-by: Huang Rui Reviewed-by: Alex Deucher Reviewed-by: Felix Kuehling Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- .../gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c | 31 +++++++++++++------ 1 file changed, 22 insertions(+), 9 deletions(-) diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c index c7fd0c47b2545..1102de76d8767 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gfx_v9.c @@ -195,19 +195,32 @@ static uint32_t get_sdma_rlc_reg_offset(struct amdgpu_device *adev, unsigned int engine_id, unsigned int queue_id) { - uint32_t sdma_engine_reg_base[2] = { - SOC15_REG_OFFSET(SDMA0, 0, - mmSDMA0_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL, - SOC15_REG_OFFSET(SDMA1, 0, - mmSDMA1_RLC0_RB_CNTL) - mmSDMA1_RLC0_RB_CNTL - }; - uint32_t retval = sdma_engine_reg_base[engine_id] + uint32_t sdma_engine_reg_base = 0; + uint32_t sdma_rlc_reg_offset; + + switch (engine_id) { + default: + dev_warn(adev->dev, + "Invalid sdma engine id (%d), using engine id 0\n", + engine_id); + fallthrough; + case 0: + sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA0, 0, + mmSDMA0_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL; + break; + case 1: + sdma_engine_reg_base = SOC15_REG_OFFSET(SDMA1, 0, + mmSDMA1_RLC0_RB_CNTL) - mmSDMA0_RLC0_RB_CNTL; + break; + } + + sdma_rlc_reg_offset = sdma_engine_reg_base + queue_id * (mmSDMA0_RLC1_RB_CNTL - mmSDMA0_RLC0_RB_CNTL); pr_debug("RLC register offset for SDMA%d RLC%d: 0x%x\n", engine_id, - queue_id, retval); + queue_id, sdma_rlc_reg_offset); - return retval; + return sdma_rlc_reg_offset; } static inline struct v9_mqd *get_mqd(void *mqd) -- 2.25.1