From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.13]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 60BD01A2632 for ; Tue, 15 Apr 2025 08:00:43 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.13 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744704046; cv=none; b=EEwJmqQ0xCzz8ZDVxWf0IBxDhccRJtn8hK+ytZ6LKMQMw6sAq0OFOE/7q991JcnyQ1EUoRigpr49NES4uksVWACe7emS/OIEPOrO8fg9DFoUcCygvLeQOLXPob4fNbqjTErZhm50W5FHUhBjGiFZ85o7OxtnUfpj4eC1qpdzEDA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744704046; c=relaxed/simple; bh=4Ur2iLFXVNDMSA4UyjCsAo3d//HF4XrSG3il1Wfcctc=; h=From:To:Cc:Subject:In-Reply-To:References:Date:Message-ID: MIME-Version:Content-Type; b=byCKBtC2/7fXKOrLjYrM3fbn6FpuQwthGcvUAEgk20q5/qVhQ2Ia/NBpaJ4WP34D52tgvtKIAiquFXcG2ePDs+e6EZb5U0h7/wAFzree/oxewS37OrNVwdI0rpw/yhiybkYdIGBUjNOKujqK3zr76jcG4G8GnWDpmWN8XD+E6pE= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=D3SyIZZm; arc=none smtp.client-ip=192.198.163.13 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="D3SyIZZm" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1744704044; x=1776240044; h=from:to:cc:subject:in-reply-to:references:date: message-id:mime-version; bh=4Ur2iLFXVNDMSA4UyjCsAo3d//HF4XrSG3il1Wfcctc=; b=D3SyIZZmLveSWSFpz/ISlJoGJcwPXVfx1rICpaMsIHMfreG6VFA6u6Ep hwxVOtfaLyk53TurClnbcqoz053se19+pvMXUX25fGwvQi02IwXa6iyw6 ti1PwkatmihI5EoSon455T0xtYH3Ozvdz7Uhi/+wWsHsjVO6b4Kh0w5yq sKjBdBXX7a1HvZHM8PhjeXiVDsqwgfVyBApEU8b6ffhLPGfQ3Ud5AtZGR KQMfZHte4NfTfOJVjigpekyxEgtU77OJfpHBaDUXIATLkBEUbF1xPLBJJ f7zI/VRj9nFiDv++Ag3qAYRgfTT199PuQA6ySDG/9XKrVQYozev8Y/0dY g==; X-CSE-ConnectionGUID: aDca0G4sSSmNfOQi9tjqlw== X-CSE-MsgGUID: 8kSIUBWITmy3atnGSMacrQ== X-IronPort-AV: E=McAfee;i="6700,10204,11403"; a="48899216" X-IronPort-AV: E=Sophos;i="6.15,213,1739865600"; d="scan'208";a="48899216" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2025 00:59:37 -0700 X-CSE-ConnectionGUID: uilGWqnDRbKxbfHhE4Q5fA== X-CSE-MsgGUID: R80a86u/SQKUjfMQ31ACHQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,213,1739865600"; d="scan'208";a="131029783" Received: from ncintean-mobl1.ger.corp.intel.com (HELO localhost) ([10.245.246.249]) by orviesa008-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 15 Apr 2025 00:59:31 -0700 From: Jani Nikula To: Chen Linxuan , Joonas Lahtinen , Rodrigo Vivi , Tvrtko Ursulin , David Airlie , Simona Vetter , Chen Linxuan Cc: intel-gfx@lists.freedesktop.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Alan Previn , Daniele Ceraolo Spurio , Radhakrishna Sripada Subject: Re: [RFC PATCH 4/7] drm/i915/pxp: fix undefined reference to `intel_pxp_gsccs_is_ready_for_sessions' In-Reply-To: <8921351F23CD8948+20250411105459.90782-4-chenlinxuan@uniontech.com> Organization: Intel Finland Oy - BIC 0357606-4 - Westendinkatu 7, 02160 Espoo References: <31F42D8141CDD2D0+20250411105142.89296-1-chenlinxuan@uniontech.com> <20250411105459.90782-1-chenlinxuan@uniontech.com> <8921351F23CD8948+20250411105459.90782-4-chenlinxuan@uniontech.com> Date: Tue, 15 Apr 2025 10:59:28 +0300 Message-ID: <87sem9svmn.fsf@intel.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain On Fri, 11 Apr 2025, Chen Linxuan wrote: > On x86_64 with gcc version 13.3.0, I compile kernel with: > > make defconfig > ./scripts/kconfig/merge_config.sh .config <( > echo CONFIG_COMPILE_TEST=y > ) > make KCFLAGS="-fno-inline-functions -fno-inline-small-functions -fno-inline-functions-called-once" The change looks good, but I'm guessing the real explanation is that you have CONFIG_DRM_I915_PXP=n and that appears to be broken. Fixes: 99afb7cc8c44 ("drm/i915/pxp: Add ARB session creation and cleanup") Reviewed-by: Jani Nikula But how do you want this merged? BR, Jani. > > Then I get a linker error: > > ld: vmlinux.o: in function `pxp_fw_dependencies_completed': > kintel_pxp.c:(.text+0x95728f): undefined reference to `intel_pxp_gsccs_is_ready_for_sessions' > > Signed-off-by: Chen Linxuan > --- > drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h | 8 ++++++-- > 1 file changed, 6 insertions(+), 2 deletions(-) > > diff --git a/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h b/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h > index 9aae779c4da3..4969d3de2bac 100644 > --- a/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h > +++ b/drivers/gpu/drm/i915/pxp/intel_pxp_gsccs.h > @@ -23,6 +23,7 @@ int intel_pxp_gsccs_init(struct intel_pxp *pxp); > > int intel_pxp_gsccs_create_session(struct intel_pxp *pxp, int arb_session_id); > void intel_pxp_gsccs_end_arb_fw_session(struct intel_pxp *pxp, u32 arb_session_id); > +bool intel_pxp_gsccs_is_ready_for_sessions(struct intel_pxp *pxp); > > #else > static inline void intel_pxp_gsccs_fini(struct intel_pxp *pxp) > @@ -34,8 +35,11 @@ static inline int intel_pxp_gsccs_init(struct intel_pxp *pxp) > return 0; > } > > -#endif > +static inline bool intel_pxp_gsccs_is_ready_for_sessions(struct intel_pxp *pxp) > +{ > + return false; > +} > > -bool intel_pxp_gsccs_is_ready_for_sessions(struct intel_pxp *pxp); > +#endif > > #endif /*__INTEL_PXP_GSCCS_H__ */ -- Jani Nikula, Intel