From nobody Sun Feb 8 08:22:44 2026 Received: from mailtransmit05.runbox.com (mailtransmit05.runbox.com [185.226.149.38]) (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 245FB4A2E18; Wed, 21 Jan 2026 14:58:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.226.149.38 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769007492; cv=none; b=IYhkaxUt0VBjrE+PmyTpgJJgJFKydsyux6g8y2h+ew9jVPCYMc5cz3hj3XnAkc3z0pnkakuj/tm1wJgtuEKkFEr7s07eVBhSAm2G55NiFB+Ut349Vm2LA8Zv7NDv15M12c+Q1jOJNBPb3BZC+KhVquNdlpEldQE+cHZxuTXfDpE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769007492; c=relaxed/simple; bh=JlyCbBO/oW/tetnWdx5yD/0V4biAgpc2VSyHl/0RTW0=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=X2U4dBl/zc+f1FFg090usXYXYZcYL7hAqZxXLzBSPtBATgCbu9X2GdLtC6PGOewe7O1r2kyVtoLDUdEz7oklikSMdbkZokVU1+5tkYRSFiUNFRrzdapqYGYwr19WBK2iN+5bs3pMnvIi+EK0xUHA9uhHutTG/U+vXoVJ2ayh8UM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=runbox.com; dkim=pass (2048-bit key) header.d=runbox.com header.i=@runbox.com header.b=TQpTqX20; arc=none smtp.client-ip=185.226.149.38 Authentication-Results: smtp.subspace.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=runbox.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=runbox.com header.i=@runbox.com header.b="TQpTqX20" Received: from mailtransmit03.runbox ([10.9.9.163] helo=aibo.runbox.com) by mailtransmit05.runbox.com with esmtps (TLS1.2) tls TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256 (Exim 4.93) (envelope-from ) id 1viZeo-008PiQ-Mt; Wed, 21 Jan 2026 15:58:06 +0100 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=runbox.com; s=selector2; h=Content-Transfer-Encoding:MIME-Version:References:In-Reply-To :Message-Id:Date:Subject:Cc:To:From; bh=WM4AW6T2eDyt9U4IgVqebjKOg5YLOCiW8yPgHypoOSI=; b=TQpTqX206asVFeUievc6JJj2Ek wqM7hs9wGnUIBcVPffkgPJu35kJBxxzsR6ggD4iCy8WkxMilxNWKv+q0fl22fysXKLxuLkDUEej3Y 2hDCPBx0icb4re8+5jeccNdZ/26VGRObehh/+WDHThfk8Q824W8M3ulRBNKEx5mn3si3Pbh4MifXH tcFJB3rT6sHgFWa3yTGmxxWpiGX7K8XJmhqNwe+xpsdDh5J/E8HZiqe9hRZeN+t5LMoKnoJOSUUJH 75XjD6uzEhHqsYD/zEeIIPTOEi4GJHc5kZFD85Rx0SxFOXnX4Rk8ZLcdJlDTnCtlh2hikrq7v21KN PtqXaVcw==; Received: from [10.9.9.72] (helo=submission01.runbox) by mailtransmit03.runbox with esmtp (Exim 4.86_2) (envelope-from ) id 1viZeo-0006qQ-8M; Wed, 21 Jan 2026 15:58:06 +0100 Received: by submission01.runbox with esmtpsa [Authenticated ID (1493616)] (TLS1.2:ECDHE_SECP256R1__RSA_PSS_RSAE_SHA256__AES_256_GCM:256) (Exim 4.93) id 1viZeU-00GH6h-CH; Wed, 21 Jan 2026 15:57:46 +0100 From: david.laight.linux@gmail.com To: Nathan Chancellor , Greg Kroah-Hartman , Thomas Gleixner , Peter Zijlstra , Ingo Molnar , Mathieu Desnoyers , Arnd Bergmann , linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org, Yury Norov , Lucas De Marchi , Jani Nikula , Vincent Mailhol , Andy Shevchenko , Kees Cook , Andrew Morton Cc: David Laight Subject: [PATCH next 04/14] media: atomisp: Use static_assert() for sanity check Date: Wed, 21 Jan 2026 14:57:21 +0000 Message-Id: <20260121145731.3623-5-david.laight.linux@gmail.com> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20260121145731.3623-1-david.laight.linux@gmail.com> References: <20260121145731.3623-1-david.laight.linux@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: David Laight Compile-time tests being added to BIT() make it an 'integer constant expression' rather than a pre-processor expression for W=3D1 builds. Change the FRAC_ACC !=3D BDS_UNIT test to use static_assert() so the code compiles. Signed-off-by: David Laight --- .../kernels/fixedbds/fixedbds_1.0/ia_css_fixedbds_param.h | 5 ++--- 1 file changed, 2 insertions(+), 3 deletions(-) diff --git a/drivers/staging/media/atomisp/pci/isp/kernels/fixedbds/fixedbd= s_1.0/ia_css_fixedbds_param.h b/drivers/staging/media/atomisp/pci/isp/kerne= ls/fixedbds/fixedbds_1.0/ia_css_fixedbds_param.h index f7e5669d5125..31bce7b2650e 100644 --- a/drivers/staging/media/atomisp/pci/isp/kernels/fixedbds/fixedbds_1.0/i= a_css_fixedbds_param.h +++ b/drivers/staging/media/atomisp/pci/isp/kernels/fixedbds/fixedbds_1.0/i= a_css_fixedbds_param.h @@ -13,9 +13,8 @@ #define BDS_UNIT 8 #define FRAC_LOG 3 #define FRAC_ACC BIT(FRAC_LOG) -#if FRAC_ACC !=3D BDS_UNIT -#error "FRAC_ACC and BDS_UNIT need to be merged into one define" -#endif +static_assert(FRAC_ACC =3D=3D BDS_UNIT, + "FRAC_ACC and BDS_UNIT need to be merged into one define"); =20 struct sh_css_isp_bds_params { int baf_strength; --=20 2.39.5