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 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 0510EC77B7C for ; Fri, 20 Jun 2025 06:35:25 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 8A3EA10EAF9; Fri, 20 Jun 2025 06:35:24 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="lPUzbzFW"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.13]) by gabe.freedesktop.org (Postfix) with ESMTPS id C39DC10EAFA; Fri, 20 Jun 2025 06:35:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1750401322; x=1781937322; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=O0ZYIQTMlsBn4R2CFWsKzgTqN+tlmtJ0lK1HCME9Ves=; b=lPUzbzFWSsmwl9WHQA++8gbiMRpVpgIYj201ZuIR1IM9yrnDj9KxuPwl 5eMmd1zsD6vWmF202ZNqlK9l00gEolS9r/6JRj6/W3qj3erlP5Y2gPeU7 l3su6nM8cvujHdQaXAvDy+CCijThi92H4EQB+vJZLuamyq5uYFqjLNKP1 e2tMP7mCC9Wwvv94Jgy/cB55hK5ER88c59ljdISkRoUO/yQVRCnhiKT/l Dcy4/wTxmjsz8WQX2W4DVG6QEC1At/RX7TjSsV/0E/pW9a0FUJ1cmHFFw i1zJ9Cow1gKnMtnLu+BRu86D2kIxfW0njhFPKjU7tKOh3x5ikC25H6qes g==; X-CSE-ConnectionGUID: RyeUyOMAS2q1qiOnt+DFoQ== X-CSE-MsgGUID: TWT1bX/QSz2bjBeNJXEFeQ== X-IronPort-AV: E=McAfee;i="6800,10657,11469"; a="63701844" X-IronPort-AV: E=Sophos;i="6.16,250,1744095600"; d="scan'208";a="63701844" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Jun 2025 23:35:22 -0700 X-CSE-ConnectionGUID: bgwe5nWMTqS27RoTrPOTHg== X-CSE-MsgGUID: y+POU4UOR3egMXHyA4m9MQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.16,250,1744095600"; d="scan'208";a="174440306" Received: from kandpal-x299-ud4-pro.iind.intel.com ([10.190.239.10]) by fmviesa002.fm.intel.com with ESMTP; 19 Jun 2025 23:35:19 -0700 From: Suraj Kandpal To: intel-xe@lists.freedesktop.org, intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, nouveau@lists.freedesktop.org Cc: arun.r.murthy@intel.com, Suraj Kandpal Subject: [PATCH v3 04/13] drm/dp: Move from u16 to u32 for max in drm_edp_backlight_info Date: Fri, 20 Jun 2025 12:04:36 +0530 Message-Id: <20250620063445.3603086-5-suraj.kandpal@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20250620063445.3603086-1-suraj.kandpal@intel.com> References: <20250620063445.3603086-1-suraj.kandpal@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 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" Use u32 instead of u16 for max variable in drm_edp_backlight_info since it can now hold max luminance range value which is u32. We will set this max with max_luminance value when luminance_set is true. Signed-off-by: Suraj Kandpal --- drivers/gpu/drm/display/drm_dp_helper.c | 10 +++++++--- include/drm/display/drm_dp_helper.h | 2 +- 2 files changed, 8 insertions(+), 4 deletions(-) diff --git a/drivers/gpu/drm/display/drm_dp_helper.c b/drivers/gpu/drm/display/drm_dp_helper.c index 9df95776d1cb..90b23f78a12d 100644 --- a/drivers/gpu/drm/display/drm_dp_helper.c +++ b/drivers/gpu/drm/display/drm_dp_helper.c @@ -4293,9 +4293,13 @@ drm_edp_backlight_init(struct drm_dp_aux *aux, struct drm_edp_backlight_info *bl return -EINVAL; } - ret = drm_edp_backlight_probe_max(aux, bl, driver_pwm_freq_hz, edp_dpcd); - if (ret < 0) - return ret; + if (bl->luminance_set) { + bl->max = max_luminance; + } else { + ret = drm_edp_backlight_probe_max(aux, bl, driver_pwm_freq_hz, edp_dpcd); + if (ret < 0) + return ret; + } ret = drm_edp_backlight_probe_state(aux, bl, current_mode); if (ret < 0) diff --git a/include/drm/display/drm_dp_helper.h b/include/drm/display/drm_dp_helper.h index 91094a38594c..6176e0b5ea1a 100644 --- a/include/drm/display/drm_dp_helper.h +++ b/include/drm/display/drm_dp_helper.h @@ -850,7 +850,7 @@ drm_dp_has_quirk(const struct drm_dp_desc *desc, enum drm_dp_quirk quirk) struct drm_edp_backlight_info { u8 pwmgen_bit_count; u8 pwm_freq_pre_divider; - u16 max; + u32 max; bool lsb_reg_used : 1; bool aux_enable : 1; -- 2.34.1