From patchwork Sat Dec 1 01:04:12 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: "Navare, Manasi" X-Patchwork-Id: 10707525 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id CFF58109C for ; Sat, 1 Dec 2018 01:01:22 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id B80EA2F944 for ; Sat, 1 Dec 2018 01:01:22 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id A87602FA03; Sat, 1 Dec 2018 01:01:22 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.2 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_MED autolearn=ham version=3.3.1 Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher DHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id 3268D2F944 for ; Sat, 1 Dec 2018 01:01:22 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 73AC46E6B6; Sat, 1 Dec 2018 01:01:20 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mga09.intel.com (mga09.intel.com [134.134.136.24]) by gabe.freedesktop.org (Postfix) with ESMTPS id 018216E6B6 for ; Sat, 1 Dec 2018 01:01:18 +0000 (UTC) X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga008.fm.intel.com ([10.253.24.58]) by orsmga102.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 30 Nov 2018 17:01:18 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,300,1539673200"; d="scan'208";a="100746170" Received: from labuser-z97x-ud5h.jf.intel.com ([10.54.75.151]) by fmsmga008.fm.intel.com with ESMTP; 30 Nov 2018 17:01:18 -0800 From: Manasi Navare To: intel-gfx@lists.freedesktop.org Date: Fri, 30 Nov 2018 17:04:12 -0800 Message-Id: <20181201010412.32372-1-manasi.d.navare@intel.com> X-Mailer: git-send-email 2.19.1 MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH] drm/i915/dp: Fix link compute m_n calc for DSC X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" X-Virus-Scanned: ClamAV using ClamSMTP Fix the intel_link_compute_m_n in case of display stream compression. This patch passes the compressed_bpp to intel_link_compute_m_n if compression is enabled. Fixes: a4a157777c80 ("drm/i915/dp: Compute DSC pipe config in atomic check") Cc: Ville Syrjala Cc: Anusha Srivatsa Signed-off-by: Manasi Navare Reviewed-by: Ville Syrjälä --- drivers/gpu/drm/i915/intel_dp.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c index 38a6e82153fd..a6907a1761ab 100644 --- a/drivers/gpu/drm/i915/intel_dp.c +++ b/drivers/gpu/drm/i915/intel_dp.c @@ -2173,7 +2173,7 @@ intel_dp_compute_config(struct intel_encoder *encoder, &pipe_config->dp_m_n, constant_n); else - intel_link_compute_m_n(pipe_config->dsc_params.compression_enable, + intel_link_compute_m_n(pipe_config->dsc_params.compressed_bpp, pipe_config->lane_count, adjusted_mode->crtc_clock, pipe_config->port_clock,