From patchwork Tue Dec 17 09:32:38 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Nautiyal, Ankit K" X-Patchwork-Id: 13911500 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org 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 smtp.lore.kernel.org (Postfix) with ESMTPS id AEF69E77186 for ; Tue, 17 Dec 2024 09:30:32 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3EFC910E8C1; Tue, 17 Dec 2024 09:30:32 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="cLueZLuK"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2371D10E8B3; Tue, 17 Dec 2024 09:30:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1734427803; x=1765963803; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=XTM2hpzCdkAOmCRowpm+vnvFA49bNh6u/KXupUTWZY4=; b=cLueZLuKdEPW5HoHoBmiKlkZ05i64rWbA3iiMAsCKx5dv1euS7KzXRVY D/Pd2sZKuQQ56vPvc9UB4vLJXSvVEbJ/Ihi3SNE0TEUYivy0/EJm/MBIi 663Lvdm+TgTtunwjMrq6dPqL+mmlw37vlPIpcJKE535Us5Rw9KMifjLPX nPIhPTwL6dhAqFsWfrWIsITcQ7Msf3N/TmQfG7LnK8Iem5qWjVnxdhvGe t3F9J+c9X9WUz+O2t2ySeyDhxiadku3DPDwSMzqHvPhkXr3GrUHbrD42D x7/sBg/QGB3Lp2ylGeu3fR3FBbj+K2imehwyoC+WuKQnHeZcGw3HRouSu Q==; X-CSE-ConnectionGUID: XaXBbpWIQ8m91qj3Z0Qxtw== X-CSE-MsgGUID: aEZ/VrIhRe6On39/2U9z0g== X-IronPort-AV: E=McAfee;i="6700,10204,11288"; a="34976165" X-IronPort-AV: E=Sophos;i="6.12,241,1728975600"; d="scan'208";a="34976165" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2024 01:30:03 -0800 X-CSE-ConnectionGUID: ASfUWiwBQyCpWjOir9ePAg== X-CSE-MsgGUID: Ua92Z51+SoqNyGI7iVuzNw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,241,1728975600"; d="scan'208";a="98052448" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by fmviesa009-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Dec 2024 01:30:01 -0800 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org Cc: intel-xe@lists.freedesktop.org, suraj.kandpal@intel.com, jani.nikula@linux.intel.com, imre.deak@intel.com Subject: [PATCH 08/14] drm/i915/dp: Drop max_requested_bpc for dsc pipe_min/max bpp Date: Tue, 17 Dec 2024 15:02:38 +0530 Message-ID: <20241217093244.3938132-9-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20241217093244.3938132-1-ankit.k.nautiyal@intel.com> References: <20241217093244.3938132-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 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: , Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" Currently we are including both max_requested_bpc and limits->pipe.bpp_max while computing maximum possible pipe bpp with dsc. However, while setting limits->pipe.max_bpp, the max_requested_bpc is already taken into account. Drop the redundant check for max_requested_bpc and use only limits->pipe.bpp_max. This will also result in dropping conn_state argument in functions where it was used only to get max_requested_bpc. Signed-off-by: Ankit Nautiyal Reviewed-by: Suraj Kandpal --- drivers/gpu/drm/i915/display/intel_dp.c | 16 ++++++---------- 1 file changed, 6 insertions(+), 10 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 2435370b7a06..ab7d9d43712e 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -2194,13 +2194,12 @@ int intel_dp_dsc_min_src_input_bpc(void) static bool is_dsc_pipe_bpp_sufficient(struct intel_display *display, - struct drm_connector_state *conn_state, struct link_config_limits *limits, int pipe_bpp) { int dsc_max_bpc, dsc_min_bpc, dsc_max_pipe_bpp, dsc_min_pipe_bpp; - dsc_max_bpc = min(intel_dp_dsc_max_src_input_bpc(display), conn_state->max_requested_bpc); + dsc_max_bpc = intel_dp_dsc_max_src_input_bpc(display); dsc_min_bpc = intel_dp_dsc_min_src_input_bpc(); dsc_max_pipe_bpp = min(dsc_max_bpc * 3, limits->pipe.max_bpp); @@ -2212,7 +2211,6 @@ bool is_dsc_pipe_bpp_sufficient(struct intel_display *display, static int intel_dp_force_dsc_pipe_bpp(struct intel_dp *intel_dp, - struct drm_connector_state *conn_state, struct link_config_limits *limits) { struct intel_display *display = to_intel_display(intel_dp); @@ -2223,7 +2221,7 @@ int intel_dp_force_dsc_pipe_bpp(struct intel_dp *intel_dp, forced_bpp = intel_dp->force_dsc_bpc * 3; - if (is_dsc_pipe_bpp_sufficient(display, conn_state, limits, forced_bpp)) { + if (is_dsc_pipe_bpp_sufficient(display, limits, forced_bpp)) { drm_dbg_kms(display->drm, "Input DSC BPC forced to %d\n", intel_dp->force_dsc_bpc); return forced_bpp; @@ -2245,14 +2243,13 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, struct intel_display *display = to_intel_display(intel_dp); const struct intel_connector *connector = to_intel_connector(conn_state->connector); - int max_req_bpc = conn_state->max_requested_bpc; int dsc_max_bpc, dsc_max_bpp; int dsc_min_bpc, dsc_min_bpp; u8 dsc_bpc[3] = {}; int forced_bpp, pipe_bpp; int num_bpc, i, ret; - forced_bpp = intel_dp_force_dsc_pipe_bpp(intel_dp, conn_state, limits); + forced_bpp = intel_dp_force_dsc_pipe_bpp(intel_dp, limits); if (forced_bpp) { ret = dsc_compute_compressed_bpp(intel_dp, connector, pipe_config, @@ -2267,7 +2264,6 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, if (!dsc_max_bpc) return -EINVAL; - dsc_max_bpc = min(dsc_max_bpc, max_req_bpc); dsc_max_bpp = min(dsc_max_bpc * 3, limits->pipe.max_bpp); dsc_min_bpc = intel_dp_dsc_min_src_input_bpc(); @@ -2307,16 +2303,16 @@ static int intel_edp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, int dsc_src_min_bpp, dsc_sink_min_bpp, dsc_min_bpp; int dsc_src_max_bpp, dsc_sink_max_bpp, dsc_max_bpp; - forced_bpp = intel_dp_force_dsc_pipe_bpp(intel_dp, conn_state, limits); + forced_bpp = intel_dp_force_dsc_pipe_bpp(intel_dp, limits); if (forced_bpp) { pipe_bpp = forced_bpp; } else { - int max_bpc = min(limits->pipe.max_bpp / 3, (int)conn_state->max_requested_bpc); + int max_bpc = limits->pipe.max_bpp / 3; /* For eDP use max bpp that can be supported with DSC. */ pipe_bpp = intel_dp_dsc_compute_max_bpp(connector, max_bpc); - if (!is_dsc_pipe_bpp_sufficient(display, conn_state, limits, pipe_bpp)) { + if (!is_dsc_pipe_bpp_sufficient(display, limits, pipe_bpp)) { drm_dbg_kms(display->drm, "Computed BPC is not in DSC BPC limits\n"); return -EINVAL;