From patchwork Sun Aug 18 10:43:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Patchwork-Id: 13767374 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 5A5A3C5472E for ; Sun, 18 Aug 2024 10:43:58 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id EF50610E065; Sun, 18 Aug 2024 10:43:54 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (1024-bit key; unprotected) header.d=weissschuh.net header.i=@weissschuh.net header.b="fUOT8yLp"; dkim-atps=neutral Received: from todd.t-8ch.de (todd.t-8ch.de [159.69.126.157]) by gabe.freedesktop.org (Postfix) with ESMTPS id 2690510E021; Sun, 18 Aug 2024 10:43:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=weissschuh.net; s=mail; t=1723977821; bh=+g9tdiVlfWP8HZuj22GaUD3ReR3pbnKtUcNnPSBesLo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=fUOT8yLpqufsCiExNm+0QfGrpjBvp/z18Qcg68bBU6sto3RGWBXeQueKap3ZOykey d9sD4Wwic0Bp8qD8WZl/koQ6gu+L07fmTQZEQTy3mgi9/S+ttiCUzhsDLDQGPjBT2L UHL2hOps5p06Sq3QSk/H3jofx6Xj2kRu7NCEpYEM= From: =?utf-8?q?Thomas_Wei=C3=9Fschuh?= Date: Sun, 18 Aug 2024 12:43:30 +0200 Subject: [PATCH 06/12] drm/amd/display: Constify 'struct edid' in parsing functions MIME-Version: 1.0 Message-Id: <20240818-amdgpu-drm_edid-v1-6-aea66c1f7cf4@weissschuh.net> References: <20240818-amdgpu-drm_edid-v1-0-aea66c1f7cf4@weissschuh.net> In-Reply-To: <20240818-amdgpu-drm_edid-v1-0-aea66c1f7cf4@weissschuh.net> To: Harry Wentland , Leo Li , Rodrigo Siqueira , Alex Deucher , =?utf-8?q?Christian_K=C3=B6nig?= , Xinhui Pan , David Airlie , Daniel Vetter , jinzh , Aric Cyr , Alan Liu , Tony Cheng , Andrey Grodzovsky , Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann Cc: amd-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Harry Wentland , =?utf-8?q?Thomas_Wei=C3=9Fschuh?= X-Mailer: b4 0.14.1 X-Developer-Signature: v=1; a=ed25519-sha256; t=1723977820; l=2869; i=linux@weissschuh.net; s=20221212; h=from:subject:message-id; bh=+g9tdiVlfWP8HZuj22GaUD3ReR3pbnKtUcNnPSBesLo=; b=WVMzyhAnRYEnW/0NlScNahsAycBKkMDyvQ/ts3npHme/RJLOKcvCJ8Q1ee7DYBhK193QHS/e4 q6iULo4Aa8VDu4BHdeRoDip5Z7pdE3NNk/LiUs+Rd67YA9dDi4aosCU X-Developer-Key: i=linux@weissschuh.net; a=ed25519; pk=KcycQgFPX2wGR5azS7RhpBqedglOZVgRPfdFSPB1LNw= X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" The parsing functions do not modify their edid argument. Mark the const to reflect this to the caller. Signed-off-by: Thomas Weißschuh --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 14 +++++++------- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h | 2 +- 2 files changed, 8 insertions(+), 8 deletions(-) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 7d999e352df3..4e7f40481379 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -11834,7 +11834,7 @@ static bool parse_edid_cea(struct amdgpu_dm_connector *aconnector, } static void parse_edid_displayid_vrr(struct drm_connector *connector, - struct edid *edid) + const struct edid *edid) { u8 *edid_ext = NULL; int i; @@ -11877,7 +11877,7 @@ static void parse_edid_displayid_vrr(struct drm_connector *connector, } static int parse_amd_vsdb(struct amdgpu_dm_connector *aconnector, - struct edid *edid, struct amdgpu_hdmi_vsdb_info *vsdb_info) + const struct edid *edid, struct amdgpu_hdmi_vsdb_info *vsdb_info) { u8 *edid_ext = NULL; int i; @@ -11912,7 +11912,7 @@ static int parse_amd_vsdb(struct amdgpu_dm_connector *aconnector, } static int parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector, - struct edid *edid, struct amdgpu_hdmi_vsdb_info *vsdb_info) + const struct edid *edid, struct amdgpu_hdmi_vsdb_info *vsdb_info) { u8 *edid_ext = NULL; int i; @@ -11954,12 +11954,12 @@ static int parse_hdmi_amd_vsdb(struct amdgpu_dm_connector *aconnector, * FreeSync parameters. */ void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, - struct edid *edid) + const struct edid *edid) { int i = 0; - struct detailed_timing *timing; - struct detailed_non_pixel *data; - struct detailed_data_monitor_range *range; + const struct detailed_timing *timing; + const struct detailed_non_pixel *data; + const struct detailed_data_monitor_range *range; struct amdgpu_dm_connector *amdgpu_dm_connector = to_amdgpu_dm_connector(connector); struct dm_connector_state *dm_con_state = NULL; diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h index 2d7755e2b6c3..27c0017707dd 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.h @@ -951,7 +951,7 @@ void dm_restore_drm_connector_state(struct drm_device *dev, struct drm_connector *connector); void amdgpu_dm_update_freesync_caps(struct drm_connector *connector, - struct edid *edid); + const struct edid *edid); void amdgpu_dm_trigger_timing_sync(struct drm_device *dev);