From patchwork Mon Jan 6 09:27:23 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Wolfram Sang X-Patchwork-Id: 13927095 X-Patchwork-Delegate: geert@linux-m68k.org Received: from mail.zeus03.de (zeus03.de [194.117.254.33]) (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 A87551D90BE for ; Mon, 6 Jan 2025 09:27:35 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=194.117.254.33 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736155659; cv=none; b=YpohMM5HFiXjN2yGKKdYrItV8vrXowHEOXhLiovwmcqVAzQPOTpjwn2hpOSVbmjYKVKM+URZFEdyie36KpC4A1/dq/Ttp2wCvA/EDpNeKkm2+HE9FImQ0qpO8NmOMfRtjkaCd/Lr2NY9js0t+jee+xsMz3fAExeXFFoN3Hod0CI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736155659; c=relaxed/simple; bh=6WBmBJ+wsYTTtFIZUHux4v1UVY1k3Ukb/r0cybJeNGo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NEsxCaSpG4/5lYwskJfJtBi64evun0f3/YGhZ22qPfjPPEKzInr8XYr2CuSKzeQ6p35OyHvoe6CBC+Z1eaTUCqTrelEboUakrSMPsbERg9Z3laCzNpWV2UC0eY6Tq8KLi16N0vIBXqON3oa9FVnjyz/nxVTWHCgFzKz+RSZ4v2w= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com; spf=pass smtp.mailfrom=sang-engineering.com; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b=RNPmz+s1; arc=none smtp.client-ip=194.117.254.33 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sang-engineering.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sang-engineering.com header.i=@sang-engineering.com header.b="RNPmz+s1" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= sang-engineering.com; h=from:to:cc:subject:date:message-id :in-reply-to:references:mime-version:content-transfer-encoding; s=k1; bh=4Ve5hf8pI9HFM2zjnWzNNrBkEoJuyyCP7A1G3jT4K4o=; b=RNPmz+ s1OJyMvaf2h72opfmkKaB+XXlnlb0Cj8eqFQOXvJKA+nDFa4XlMUNHUziAmhuZJ2 adB9bZOOBaxcNwXRNYPMdgOfMdFPcvRRv4tHjdxH2ThdeUXtkosq5Ttz6WWOK4RB rtFCCfPICOdxKJDPdMJfEm5+Yyds3UcHnq+wF3L4hZfQMc8G5fFeMOARvFJthgvX QM+V6BrfEmBzZ6iBcR3DnscecEV5X8MmIPx0iAC8RjIxuoHEthQW5SVPZeDdKsK7 1wV9zAMPjYt9UV82van6NqoDDe/p7azNjlV2Es1B7A9kaTlf9fakZSbTXAJdw+MW kMDM2it+fZoy13Qg== Received: (qmail 1727987 invoked from network); 6 Jan 2025 10:27:30 +0100 Received: by mail.zeus03.de with ESMTPSA (TLS_AES_256_GCM_SHA384 encrypted, authenticated); 6 Jan 2025 10:27:30 +0100 X-UD-Smtp-Session: l3s3148p1@1QbHPAYrCJwgAwDPXw20AOMQ2KO98fSH From: Wolfram Sang To: linux-i3c@lists.infradead.org Cc: linux-kernel@vger.kernel.org, linux-renesas-soc@vger.kernel.org, Wolfram Sang , =?utf-8?q?Przemys=C5=82aw_?= =?utf-8?q?Gaj?= , Alexandre Belloni Subject: [PATCH v3 5/5] i3c: cdns: use parity8 helper instead of open coding it Date: Mon, 6 Jan 2025 10:27:23 +0100 Message-ID: <20250106092725.22869-6-wsa+renesas@sang-engineering.com> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250106092725.22869-1-wsa+renesas@sang-engineering.com> References: <20250106092725.22869-1-wsa+renesas@sang-engineering.com> Precedence: bulk X-Mailing-List: linux-renesas-soc@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The kernel has now a generic helper for getting parity with easier to understand semantics. Make use of it. Signed-off-by: Wolfram Sang --- drivers/i3c/master/i3c-master-cdns.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/i3c/master/i3c-master-cdns.c b/drivers/i3c/master/i3c-master-cdns.c index 06c0592487d3..fedbe6624a1c 100644 --- a/drivers/i3c/master/i3c-master-cdns.c +++ b/drivers/i3c/master/i3c-master-cdns.c @@ -889,8 +889,7 @@ static u32 prepare_rr0_dev_address(u32 addr) ret |= (addr & GENMASK(9, 7)) << 6; /* RR0[0] = ~XOR(addr[6:0]) */ - if (!(hweight8(addr & 0x7f) & 1)) - ret |= 1; + ret |= parity8(addr & 0x7f) ? 0 : BIT(0); return ret; }