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 6660ACD1297 for ; Tue, 11 Nov 2025 09:43:05 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2CF6110E530; Tue, 11 Nov 2025 09:43:05 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=intel.com header.i=@intel.com header.b="UAtVgqFC"; dkim-atps=neutral Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.12]) by gabe.freedesktop.org (Postfix) with ESMTPS id 3517810E52E; Tue, 11 Nov 2025 09:43:03 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1762854183; x=1794390183; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=eH6ACxcuhqMrEulucBWTiTQ41vGqyBcNC48F7slJg38=; b=UAtVgqFC9Ki7fgk12tg9eVCa4Vkeg4FFN8+NAbUKH+uAhzEcu7XBY/bh S63XtB2DHjYIQLt3KcR34YiGuQW+xTLH3y6Sm058YUg/a35GPEvQATZFU /XuzZUyd0TDITZo4hArmh+dcqdOEs3WTcvacIrqcb9U6acUp5GLEH71nY aOoF8/TBsju7x7XQ5PI1TE9jNa3bbrJjnspFqcCwXsdfa/zRSXvLT7Uxf Bt69uodqvkngk/TzVJTRooG4rDIcVFPMBkiaeemgyeZBeHYfUCic9T8cb NV+IqZmIPFh1k1+mtC0y2cbdhpMVrR6o6Di3EeVuf4QHkBxvnT3s9DVEJ Q==; X-CSE-ConnectionGUID: UYXr3ssLRpqoIZYCmMtqFg== X-CSE-MsgGUID: 7811zXdCQJGx8jB24Apbsw== X-IronPort-AV: E=McAfee;i="6800,10657,11609"; a="68773770" X-IronPort-AV: E=Sophos;i="6.19,296,1754982000"; d="scan'208";a="68773770" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by fmvoesa106.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Nov 2025 01:43:03 -0800 X-CSE-ConnectionGUID: asTvbQW7Tp+A/yTiSm55fw== X-CSE-MsgGUID: qiZyAbD8Qwq6r65PUSVXuQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,296,1754982000"; d="scan'208";a="193175895" Received: from srr4-3-linux-103-aknautiy.iind.intel.com ([10.223.34.160]) by fmviesa005-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 11 Nov 2025 01:43:00 -0800 From: Ankit Nautiyal To: intel-gfx@lists.freedesktop.org, intel-xe@lists.freedesktop.org Cc: jouni.hogander@intel.com, ville.syrjala@linux.intel.com, Ankit Nautiyal Subject: [PATCH 4/4] drm/i915/dp: Account for AS_SDP guardband only when enabled Date: Tue, 11 Nov 2025 15:00:07 +0530 Message-ID: <20251111093007.3771409-5-ankit.k.nautiyal@intel.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20251111093007.3771409-1-ankit.k.nautiyal@intel.com> References: <20251111093007.3771409-1-ankit.k.nautiyal@intel.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-BeenThere: intel-xe@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel Xe graphics driver List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: intel-xe-bounces@lists.freedesktop.org Sender: "Intel-xe" Currently the intel_dp_sdp_min_guardband() accounts for AS_SDP for all platforms that support adaptive sync SDP even for configurations where it cannot be enabled. Instead account for adaptive sync SDP guardband only when it is enabled. Signed-off-by: Ankit Nautiyal --- drivers/gpu/drm/i915/display/intel_dp.c | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/gpu/drm/i915/display/intel_dp.c b/drivers/gpu/drm/i915/display/intel_dp.c index 2852a1d9f157..bddf88059005 100644 --- a/drivers/gpu/drm/i915/display/intel_dp.c +++ b/drivers/gpu/drm/i915/display/intel_dp.c @@ -7055,7 +7055,6 @@ int intel_dp_get_lines_for_sdp(const struct intel_crtc_state *crtc_state, u32 ty int intel_dp_sdp_min_guardband(const struct intel_crtc_state *crtc_state, bool assume_all_enabled) { - struct intel_display *display = to_intel_display(crtc_state); int sdp_guardband = 0; if (assume_all_enabled || @@ -7070,8 +7069,8 @@ int intel_dp_sdp_min_guardband(const struct intel_crtc_state *crtc_state, sdp_guardband = max(sdp_guardband, intel_dp_get_lines_for_sdp(crtc_state, DP_SDP_PPS)); - if ((assume_all_enabled && HAS_AS_SDP(display)) || - crtc_state->infoframes.enable & intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC)) + if (crtc_state->infoframes.enable & + intel_hdmi_infoframe_enable(DP_SDP_ADAPTIVE_SYNC)) sdp_guardband = max(sdp_guardband, intel_dp_get_lines_for_sdp(crtc_state, DP_SDP_ADAPTIVE_SYNC)); -- 2.45.2