From patchwork Mon Aug 17 15:12:25 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Greg KH X-Patchwork-Id: 266445 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=-12.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, USER_AGENT_GIT autolearn=ham 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 95BEEC433E4 for ; Mon, 17 Aug 2020 15:46:34 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 574632075B for ; Mon, 17 Aug 2020 15:46:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597679194; bh=5nvVShMLBwuUp6LU+hHsIvdvQMl7FDGzUFNL3/E2l6g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:List-ID:From; b=KC62pPELXPNtUACilxmSHKfm4hcLq1lX4PeSpyrf8ZswkFXfblTGpFOheLrXnzFfs LpodZPewYdWB5OzEVKT0QOem63NSKpClQALWza3a9CA4WA2C8zl6K2SKMFWOT7Xa+f T3bth5fdrsZO6YvdjCXs5JRb13zrFifsL0Z4ONIQ= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730805AbgHQPqb (ORCPT ); Mon, 17 Aug 2020 11:46:31 -0400 Received: from mail.kernel.org ([198.145.29.99]:58238 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1730801AbgHQPq1 (ORCPT ); Mon, 17 Aug 2020 11:46:27 -0400 Received: from localhost (83-86-89-107.cable.dynamic.v4.ziggo.nl [83.86.89.107]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 5D8F72067C; Mon, 17 Aug 2020 15:46:26 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1597679186; bh=5nvVShMLBwuUp6LU+hHsIvdvQMl7FDGzUFNL3/E2l6g=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=oVcMbVvlVy3W4vHeWpx3Wp0gwpncIuwOjS10Dxo5OKdQ8t/pCuLypGyKrGMmmDR1F LtCd57qi3y7dEHx1tZJmBktRUdAv1d79I8USzKW4+bTL1ohzKPsMfQLrUhBc5imD24 c5BezZjuRbZP3cxp1kScuMlZ31fI9YT1IJd7ioEs= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Evan Quan , Alex Deucher , Sasha Levin Subject: [PATCH 5.7 095/393] drm/amdgpu/display bail early in dm_pp_get_static_clocks Date: Mon, 17 Aug 2020 17:12:25 +0200 Message-Id: <20200817143824.235333380@linuxfoundation.org> X-Mailer: git-send-email 2.28.0 In-Reply-To: <20200817143819.579311991@linuxfoundation.org> References: <20200817143819.579311991@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Sender: stable-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Alex Deucher [ Upstream commit 376814f5fcf1aadda501d1413d56e8af85d19a97 ] If there are no supported callbacks. We'll fall back to the nominal clocks. Bug: https://gitlab.freedesktop.org/drm/amd/-/issues/1170 Reviewed-by: Evan Quan Signed-off-by: Alex Deucher Signed-off-by: Sasha Levin --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c index a2e1a73f66b81..7cee8070cb113 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_pp_smu.c @@ -530,6 +530,8 @@ bool dm_pp_get_static_clocks( &pp_clk_info); else if (adev->smu.ppt_funcs) ret = smu_get_current_clocks(&adev->smu, &pp_clk_info); + else + return false; if (ret) return false;