From patchwork Tue Mar 31 19:47:45 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Kamal Mostafa X-Patchwork-Id: 456976 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from huckleberry.canonical.com (huckleberry.canonical.com [91.189.94.19]) by ozlabs.org (Postfix) with ESMTP id 5801F1401DE; Wed, 1 Apr 2015 06:56:46 +1100 (AEDT) Received: from localhost ([127.0.0.1] helo=huckleberry.canonical.com) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1Yd2HC-0005Wd-5j; Tue, 31 Mar 2015 19:56:42 +0000 Received: from youngberry.canonical.com ([91.189.89.112]) by huckleberry.canonical.com with esmtp (Exim 4.76) (envelope-from ) id 1Yd2Ad-0002J0-CT for kernel-team@lists.ubuntu.com; Tue, 31 Mar 2015 19:49:55 +0000 Received: from [10.172.68.52] (helo=fourier) by youngberry.canonical.com with esmtpsa (TLS1.0:DHE_RSA_AES_128_CBC_SHA1:16) (Exim 4.71) (envelope-from ) id 1Yd2Ad-0000ur-50; Tue, 31 Mar 2015 19:49:55 +0000 Received: from kamal by fourier with local (Exim 4.82) (envelope-from ) id 1Yd2Aa-0000fZ-NW; Tue, 31 Mar 2015 12:49:52 -0700 From: Kamal Mostafa To: linux-kernel@vger.kernel.org, stable@vger.kernel.org, kernel-team@lists.ubuntu.com Subject: [PATCH 3.13.y-ckt 100/143] drm/radeon: fix voltage setup on hawaii Date: Tue, 31 Mar 2015 12:47:45 -0700 Message-Id: <1427831308-1854-101-git-send-email-kamal@canonical.com> X-Mailer: git-send-email 1.9.1 In-Reply-To: <1427831308-1854-1-git-send-email-kamal@canonical.com> References: <1427831308-1854-1-git-send-email-kamal@canonical.com> X-Extended-Stable: 3.13 Cc: Alex Deucher , Kamal Mostafa X-BeenThere: kernel-team@lists.ubuntu.com X-Mailman-Version: 2.1.14 Precedence: list List-Id: Kernel team discussions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Errors-To: kernel-team-bounces@lists.ubuntu.com Sender: kernel-team-bounces@lists.ubuntu.com 3.13.11-ckt18 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Alex Deucher commit 09b6e85fc868568e1b2820235a2a851aecbccfcc upstream. Missing parameter when fetching the real voltage values from atom. Fixes problems with dynamic clocking on certain boards. bug: https://bugs.freedesktop.org/show_bug.cgi?id=87457 Signed-off-by: Alex Deucher Signed-off-by: Kamal Mostafa --- drivers/gpu/drm/radeon/radeon_atombios.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c index 2f7e9b8..87b0d72 100644 --- a/drivers/gpu/drm/radeon/radeon_atombios.c +++ b/drivers/gpu/drm/radeon/radeon_atombios.c @@ -3280,6 +3280,7 @@ int radeon_atom_get_voltage_evv(struct radeon_device *rdev, args.in.ucVoltageType = VOLTAGE_TYPE_VDDC; args.in.ucVoltageMode = ATOM_GET_VOLTAGE_EVV_VOLTAGE; + args.in.usVoltageLevel = cpu_to_le16(virtual_voltage_id); args.in.ulSCLKFreq = cpu_to_le32(rdev->pm.dpm.dyn_state.vddc_dependency_on_sclk.entries[entry_id].clk);