From patchwork Wed Dec 4 10:03:28 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Manna, Animesh" X-Patchwork-Id: 13893502 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 26EC5E7716D for ; Wed, 4 Dec 2024 10:23:29 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id C83E810ECC0; Wed, 4 Dec 2024 10:23:28 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="jqzzAkV9"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3D2D610ECC0 for ; Wed, 4 Dec 2024 10:23:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1733307807; x=1764843807; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Z7UQsS5TRhT/rENTB4QUNF5sepJe3D0k7zoEbcDxui4=; b=jqzzAkV9PSk8wbRv8KzsrdbPhf3TXRrqLzPRT8MCc0LQkxCa6MaKI1bA HfJy7njnav9XyTwwzxTLeulqBa/fnzCKuBx9M2VUmnadijNLm5S6IwiUm XBJorNuu6gM4O80f33j7qg4sPLbjB10UNvOfw/rubJTnMt0G1D78pXRA7 ObfLAQGR3SJ+qnl+178ZESzW8agVYWs2HEbrVwtRj+OMCmsxXziBOtarH 0HG1A8yomAz/BblYy59bDtsWmtkq38uMj7y/uDzsBcXA/QGgOq0MpE0OA mEDWlO2obeUFKAoHD2xJKT1Rsc9Mdr+qrBPK3fT1Aa3C45cWXVIH63jq5 A==; X-CSE-ConnectionGUID: gjaJKts/RNmzMWIBskieGA== X-CSE-MsgGUID: naDNmUXGRUK0Il8j7Q69pg== X-IronPort-AV: E=McAfee;i="6700,10204,11275"; a="44957834" X-IronPort-AV: E=Sophos;i="6.12,207,1728975600"; d="scan'208";a="44957834" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Dec 2024 02:23:27 -0800 X-CSE-ConnectionGUID: nOoHxAj9SDaAFu5TgCHglw== X-CSE-MsgGUID: 1NxsSXzlQYC/Q7s2zi5wyw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,207,1728975600"; d="scan'208";a="93615174" Received: from srr4-3-linux-101-amanna.iind.intel.com ([10.223.74.76]) by orviesa009.jf.intel.com with ESMTP; 04 Dec 2024 02:23:26 -0800 From: Animesh Manna To: intel-gfx@lists.freedesktop.org Cc: jouni.hogander@intel.com, jani.nikula@intel.com, jeevan.b@intel.com, Animesh Manna Subject: [PATCH v2 2/2] drm/i915/lobf: Add debug print for LOBF Date: Wed, 4 Dec 2024 15:33:28 +0530 Message-Id: <20241204100328.3738778-3-animesh.manna@intel.com> X-Mailer: git-send-email 2.29.0 In-Reply-To: <20241204100328.3738778-1-animesh.manna@intel.com> References: <20241204100328.3738778-1-animesh.manna@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" Lobf is enabled part of ALPM configuration and if has_lobf is set to true respective bit for LOBF will be set. Add debug print while setting the bitfield of LOBF. Signed-off-by: Animesh Manna --- drivers/gpu/drm/i915/display/intel_alpm.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/drivers/gpu/drm/i915/display/intel_alpm.c b/drivers/gpu/drm/i915/display/intel_alpm.c index 75063342a100..5fa6b36b0193 100644 --- a/drivers/gpu/drm/i915/display/intel_alpm.c +++ b/drivers/gpu/drm/i915/display/intel_alpm.c @@ -353,8 +353,10 @@ static void lnl_alpm_configure(struct intel_dp *intel_dp, ALPM_CTL_EXTENDED_FAST_WAKE_TIME(intel_dp->alpm_parameters.fast_wake_lines); } - if (crtc_state->has_lobf) + if (crtc_state->has_lobf) { alpm_ctl |= ALPM_CTL_LOBF_ENABLE; + drm_dbg_kms(display->drm, "Link off between frames (LOBF) enabled\n"); + } alpm_ctl |= ALPM_CTL_ALPM_ENTRY_CHECK(intel_dp->alpm_parameters.check_entry_lines);