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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,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 8C940C07E9B for ; Mon, 5 Jul 2021 09:53:10 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5649A613C1 for ; Mon, 5 Jul 2021 09:53:10 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 5649A613C1 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id D643E89BFF; Mon, 5 Jul 2021 09:53:09 +0000 (UTC) Received: from mga17.intel.com (mga17.intel.com [192.55.52.151]) by gabe.freedesktop.org (Postfix) with ESMTPS id 835F589BFF for ; Mon, 5 Jul 2021 09:53:08 +0000 (UTC) X-IronPort-AV: E=McAfee;i="6200,9189,10035"; a="189333119" X-IronPort-AV: E=Sophos;i="5.83,325,1616482800"; d="scan'208";a="189333119" Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Jul 2021 02:53:08 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.83,325,1616482800"; d="scan'208";a="646637813" Received: from kbommu-nuc8i7beh.iind.intel.com ([10.145.162.97]) by fmsmga005.fm.intel.com with ESMTP; 05 Jul 2021 02:53:06 -0700 From: venkata.sai.patnana@intel.com To: intel-gfx@lists.freedesktop.org Date: Mon, 5 Jul 2021 15:12:01 +0530 Message-Id: <20210705094201.26018-3-venkata.sai.patnana@intel.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20210705094201.26018-1-venkata.sai.patnana@intel.com> References: <20210705094201.26018-1-venkata.sai.patnana@intel.com> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH v6 2/2] drm/i915/display/dsc: Set BPP in the kernel X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" From: Anusha Srivatsa Set compress BPP in kernel while connector DP or eDP Cc: Vandita Kulkarni Cc: Navare Manasi D Signed-off-by: Anusha Srivatsa Signed-off-by: Patnana Venkata Sai --- drivers/gpu/drm/i915/display/intel_dp.c | 27 ++++++++++++++++++------- 1 file changed, 20 insertions(+), 7 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 5b52beaddada0..e756cc82a8d7d 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1241,9 +1241,15 @@ static int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, pipe_config->lane_count = limits->max_lane_count; if (intel_dp_is_edp(intel_dp)) { - pipe_config->dsc.compressed_bpp = - min_t(u16, drm_edp_dsc_sink_output_bpp(intel_dp->dsc_dpcd) >> 4, - pipe_config->pipe_bpp); + if (intel_dp->force_dsc_bpp) { + drm_dbg_kms(&dev_priv->drm, + "DSC BPP forced to %d", intel_dp->force_dsc_bpp); + pipe_config->dsc.compressed_bpp = intel_dp->force_dsc_bpp; + } else { + pipe_config->dsc.compressed_bpp = + min_t(u16, drm_edp_dsc_sink_output_bpp(intel_dp->dsc_dpcd) >> 4, + pipe_config->pipe_bpp); + } pipe_config->dsc.slice_count = drm_dp_dsc_sink_max_slice_count(intel_dp->dsc_dpcd, true); @@ -1269,9 +1275,15 @@ static int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, "Compressed BPP/Slice Count not supported\n"); return -EINVAL; } - pipe_config->dsc.compressed_bpp = min_t(u16, - dsc_max_output_bpp >> 4, - pipe_config->pipe_bpp); + if (intel_dp->force_dsc_bpp) { + drm_dbg_kms(&dev_priv->drm, + "DSC BPP forced to %d\n", intel_dp->force_dsc_bpp); + pipe_config->dsc.compressed_bpp = intel_dp->force_dsc_bpp; + } else { + pipe_config->dsc.compressed_bpp = min_t(u16, + dsc_max_output_bpp >> 4, + pipe_config->pipe_bpp); + } pipe_config->dsc.slice_count = dsc_dp_slice_count; } /* @@ -1374,7 +1386,8 @@ intel_dp_compute_link_config(struct intel_encoder *encoder, * Pipe joiner needs compression upto display12 due to BW limitation. DG2 * onwards pipe joiner can be enabled without compression. */ - drm_dbg_kms(&i915->drm, "Force DSC en = %d\n", intel_dp->force_dsc_en); + drm_dbg_kms(&i915->drm, "Force DSC en = %d\n Force DSC BPP = %d\n", + intel_dp->force_dsc_en, intel_dp->force_dsc_bpp); if (ret || intel_dp->force_dsc_en || (DISPLAY_VER(i915) < 13 && pipe_config->bigjoiner)) { ret = intel_dp_dsc_compute_config(intel_dp, pipe_config, -- 2.25.1 _______________________________________________ Intel-gfx mailing list Intel-gfx@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/intel-gfx