From patchwork Wed Jan 29 14:46:33 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jani Nikula X-Patchwork-Id: 13953826 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 A0F32C02193 for ; Wed, 29 Jan 2025 14:46:54 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 0430010E80B; Wed, 29 Jan 2025 14:46:54 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="Hjpbl6CO"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) by gabe.freedesktop.org (Postfix) with ESMTPS id B180310E807; Wed, 29 Jan 2025 14:46:52 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1738162012; x=1769698012; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=AmezEQygzWQosr2Pyv8MXblfBaPBWvf4mDTqiOmWU+g=; b=Hjpbl6COIKaPQFD9NUtwQWpQAOlQbiNxHR0BYCtFzJVnhIvK7mkQjg+H jWKHdcVxnDa5SVGjI4+OQieVbtym0tQAehCc1g9OiUcz3C220fIFSASpE XYHGcjdsd+S+gJF0nf+Mvh4j29wS1c5iWLkQ3FfPE8BCBmFuJsRYP1tbw ++igzNtml1N7e9e98Zz6cW7q8iluqNtXp+gc5wRukKJSuh+ChIn+sx+Od njRQNoh2nwLjaG2CqnNhdBLf3V3dhzGLUOsIMUthh9xDs+8eEuwK1sHrJ 75xtkX3bvTp9G+U9SXgvVDalwNnW8LI9cjv3/Tt93KoJ7S40bauNCpKXu w==; X-CSE-ConnectionGUID: J+eHnsZvR4eZM/n6aNRwPw== X-CSE-MsgGUID: SJyX4lV8TRal5zVzHRHQow== X-IronPort-AV: E=McAfee;i="6700,10204,11330"; a="64040582" X-IronPort-AV: E=Sophos;i="6.13,243,1732608000"; d="scan'208";a="64040582" Received: from fmviesa003.fm.intel.com ([10.60.135.143]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jan 2025 06:46:51 -0800 X-CSE-ConnectionGUID: xTSYQkvvTaej1XHSIwQv+g== X-CSE-MsgGUID: uF5L/qWdQJCHLoBxNpK/ow== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="113056983" Received: from kniemiec-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.246.235]) by fmviesa003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Jan 2025 06:46:49 -0800 From: Jani Nikula To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: jani.nikula@intel.com, imre.deak@intel.com Subject: [PATCH 1/6] drm/i915/dp: constify struct link_config_limits pointers Date: Wed, 29 Jan 2025 16:46:33 +0200 Message-Id: <6ab2f68eef7849aca18e82ad788e44e9f82b576e.1738161945.git.jani.nikula@intel.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: References: MIME-Version: 1.0 Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo 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" The limits get passed around, but are only modified in a few places. Constify the pointers elsewhere so it's easier to follow where they can be modified. Signed-off-by: Jani Nikula Reviewed-by: Imre Deak --- drivers/gpu/drm/i915/display/intel_dp.c | 18 +++++++++--------- drivers/gpu/drm/i915/display/intel_dp.h | 2 +- drivers/gpu/drm/i915/display/intel_dp_mst.c | 6 +++--- 3 files changed, 13 insertions(+), 13 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index a286e5e31c4d..d367f9c2fa23 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -1941,7 +1941,7 @@ static bool is_bw_sufficient_for_dsc_config(u16 compressed_bppx16, u32 link_cloc static int dsc_compute_link_config(struct intel_dp *intel_dp, struct intel_crtc_state *pipe_config, - struct link_config_limits *limits, + const struct link_config_limits *limits, u16 compressed_bppx16, int timeslots) { @@ -2061,7 +2061,7 @@ static int dsc_src_max_compressed_bpp(struct intel_dp *intel_dp) static int icl_dsc_compute_link_config(struct intel_dp *intel_dp, struct intel_crtc_state *pipe_config, - struct link_config_limits *limits, + const struct link_config_limits *limits, int dsc_max_bpp, int dsc_min_bpp, int pipe_bpp, @@ -2104,7 +2104,7 @@ static int xelpd_dsc_compute_link_config(struct intel_dp *intel_dp, const struct intel_connector *connector, struct intel_crtc_state *pipe_config, - struct link_config_limits *limits, + const struct link_config_limits *limits, int dsc_max_bpp, int dsc_min_bpp, int pipe_bpp, @@ -2153,7 +2153,7 @@ xelpd_dsc_compute_link_config(struct intel_dp *intel_dp, static int dsc_compute_compressed_bpp(struct intel_dp *intel_dp, const struct intel_connector *connector, struct intel_crtc_state *pipe_config, - struct link_config_limits *limits, + const struct link_config_limits *limits, int pipe_bpp, int timeslots) { @@ -2185,7 +2185,7 @@ int intel_dp_dsc_min_src_input_bpc(void) } static -bool is_dsc_pipe_bpp_sufficient(struct link_config_limits *limits, +bool is_dsc_pipe_bpp_sufficient(const struct link_config_limits *limits, int pipe_bpp) { return pipe_bpp >= limits->pipe.min_bpp && @@ -2194,7 +2194,7 @@ bool is_dsc_pipe_bpp_sufficient(struct link_config_limits *limits, static int intel_dp_force_dsc_pipe_bpp(struct intel_dp *intel_dp, - struct link_config_limits *limits) + const struct link_config_limits *limits) { struct intel_display *display = to_intel_display(intel_dp); int forced_bpp; @@ -2220,7 +2220,7 @@ int intel_dp_force_dsc_pipe_bpp(struct intel_dp *intel_dp, static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state, - struct link_config_limits *limits, + const struct link_config_limits *limits, int timeslots) { const struct intel_connector *connector = @@ -2270,7 +2270,7 @@ static int intel_dp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, static int intel_edp_dsc_compute_pipe_bpp(struct intel_dp *intel_dp, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state, - struct link_config_limits *limits) + const struct link_config_limits *limits) { struct intel_display *display = to_intel_display(intel_dp); struct intel_connector *connector = @@ -2335,7 +2335,7 @@ static void intel_dp_fec_compute_config(struct intel_dp *intel_dp, int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state, - struct link_config_limits *limits, + const struct link_config_limits *limits, int timeslots, bool compute_pipe_bpp) { diff --git a/drivers/gpu/drm/i915/display/intel_dp.h b/drivers/gpu/drm/i915/display/intel_dp.h index ca49f0a05da5..ffc27f8ad226 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.h +++ b/drivers/gpu/drm/i915/display/intel_dp.h @@ -75,7 +75,7 @@ int intel_dp_compute_config(struct intel_encoder *encoder, int intel_dp_dsc_compute_config(struct intel_dp *intel_dp, struct intel_crtc_state *pipe_config, struct drm_connector_state *conn_state, - struct link_config_limits *limits, + const struct link_config_limits *limits, int timeslots, bool recompute_pipe_bpp); void intel_dp_audio_compute_config(struct intel_encoder *encoder, diff --git a/drivers/gpu/drm/i915/display/intel_dp_mst.c b/drivers/gpu/drm/i915/display/intel_dp_mst.c index d58facf78aa9..2acc26aad6a0 100644 --- a/drivers/gpu/drm/i915/display/intel_dp_mst.c +++ b/drivers/gpu/drm/i915/display/intel_dp_mst.c @@ -363,7 +363,7 @@ int intel_dp_mtp_tu_compute_config(struct intel_dp *intel_dp, static int mst_stream_find_vcpi_slots_for_bpp(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, int max_bpp, int min_bpp, - struct link_config_limits *limits, + const struct link_config_limits *limits, struct drm_connector_state *conn_state, int step, bool dsc) { @@ -388,7 +388,7 @@ static int mst_stream_find_vcpi_slots_for_bpp(struct intel_dp *intel_dp, static int mst_stream_compute_link_config(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state, - struct link_config_limits *limits) + const struct link_config_limits *limits) { /* * FIXME: allocate the BW according to link_bpp, which in the case of @@ -404,7 +404,7 @@ static int mst_stream_compute_link_config(struct intel_dp *intel_dp, static int mst_stream_dsc_compute_link_config(struct intel_dp *intel_dp, struct intel_crtc_state *crtc_state, struct drm_connector_state *conn_state, - struct link_config_limits *limits) + const struct link_config_limits *limits) { struct intel_display *display = to_intel_display(intel_dp); struct intel_connector *connector = to_intel_connector(conn_state->connector);