From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752768AbdJFIyr (ORCPT ); Fri, 6 Oct 2017 04:54:47 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:49378 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750928AbdJFIyq (ORCPT ); Fri, 6 Oct 2017 04:54:46 -0400 From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Rodrigo Vivi , Jim Bride , Vathsala Nagaraju , Sasha Levin Subject: [PATCH 4.9 030/104] drm/i915/psr: disable psr2 for resolution greater than 32X20 Date: Fri, 6 Oct 2017 10:51:08 +0200 Message-Id: <20171006083845.219942599@linuxfoundation.org> X-Mailer: git-send-email 2.14.2 In-Reply-To: <20171006083840.743659740@linuxfoundation.org> References: <20171006083840.743659740@linuxfoundation.org> User-Agent: quilt/0.65 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 4.9-stable review patch. If anyone has any objections, please let me know. ------------------ From: "Nagaraju, Vathsala" [ Upstream commit acf45d11050abd751dcec986ab121cb2367dcbba ] PSR2 is restricted to work with panel resolutions upto 3200x2000, move the check to intel_psr_match_conditions and fully block psr. Cc: Rodrigo Vivi Cc: Jim Bride Suggested-by: Rodrigo Vivi Signed-off-by: Vathsala Nagaraju Reviewed-by: Rodrigo Vivi Signed-off-by: Rodrigo Vivi Link: http://patchwork.freedesktop.org/patch/msgid/1484031746-20874-1-git-send-email-vathsala.nagaraju@intel.com Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/gpu/drm/i915/intel_psr.c | 15 ++++++++------- 1 file changed, 8 insertions(+), 7 deletions(-) --- a/drivers/gpu/drm/i915/intel_psr.c +++ b/drivers/gpu/drm/i915/intel_psr.c @@ -387,6 +387,13 @@ static bool intel_psr_match_conditions(s return false; } + /* PSR2 is restricted to work with panel resolutions upto 3200x2000 */ + if (intel_crtc->config->pipe_src_w > 3200 || + intel_crtc->config->pipe_src_h > 2000) { + dev_priv->psr.psr2_support = false; + return false; + } + dev_priv->psr.source_ok = true; return true; } @@ -425,7 +432,6 @@ void intel_psr_enable(struct intel_dp *i struct intel_digital_port *intel_dig_port = dp_to_dig_port(intel_dp); struct drm_device *dev = intel_dig_port->base.base.dev; struct drm_i915_private *dev_priv = to_i915(dev); - struct intel_crtc *crtc = to_intel_crtc(intel_dig_port->base.base.crtc); if (!HAS_PSR(dev)) { DRM_DEBUG_KMS("PSR not supported on this platform\n"); @@ -452,12 +458,7 @@ void intel_psr_enable(struct intel_dp *i hsw_psr_setup_vsc(intel_dp); if (dev_priv->psr.psr2_support) { - /* PSR2 is restricted to work with panel resolutions upto 3200x2000 */ - if (crtc->config->pipe_src_w > 3200 || - crtc->config->pipe_src_h > 2000) - dev_priv->psr.psr2_support = false; - else - skl_psr_setup_su_vsc(intel_dp); + skl_psr_setup_su_vsc(intel_dp); } /*