From mboxrd@z Thu Jan 1 00:00:00 1970 Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.remote-ip=100.103.45.18 ARC-Seal: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; cv=none; t=1794063880; b=onrwX7j4byR+34zoa73PoJrfiYjZwdKd+fVEeUgNEKy0gb4CcJuzbOtFYhFFcklxjpWp fbFPmSGnJA7QUraztuiySx/av/Wd1fpe5eTzrSBeuQSuLVsPseBO4gyHeKINq4lleaWWq +qETno3yJCwV7GRMXlZ/F3wgJtotQjC/gnvvK/cxkSSSxZu/wBAzvT9Rmda6JPVYRXesp nWHOptN1fbwuBP2QafdJgiNF4OImY43X2bashPx75tWO7YwIKYdZedi2FsRlrltybA/qa TteQZgvTFCc5JE0VNTM228HHfl6c20aQsCp3TtCT3c/6k/HM0e76U+AMWZ8OkZHf9UQ== ARC-Message-Signature: i=1; d=subspace.kernel.org; s=arc20261015; a=rsa-sha256; c=relaxed/relaxed; t=1794063880; h=Received:DKIM-Signature:From:To:Cc:Subject:Date:Message-ID:X-Mailer: In-Reply-To:References:User-Agent:X-stable:X-Patchwork-Hint: MIME-Version:Content-Transfer-Encoding; bh=5YdndtTa8Pr23BzRp++zXaCGyhS0/Hq7grSvXp/0be8=; b=yh1mzzogDe/N2TwOLqumD7HPXbCM1lco9lYswGmpOMaEZQzEi1ZFMMY4c+5OA+CAg2lw ZRde0tPdi+xMUyS6gz0J+I7ENORAjbW17OwkAryweCnH5SPTOGPaGoz2Dcu3rG1rD2CSm vTIefY6dLgx/05koSi0RNbVM8KOhNlbCWzfiHeeU5DqQsWiUyxUHm0HRsY+JAb5OBv4Y2 HM/FDPtlk8XABgE5TZNGAumrq+WKaUfPmhDvPVLCa9eAPO5f7j8waylXkPBboyEFhU2rT I1NTUPZefFFCFRM60z/kg1xmi+j9MgebB6cSwMTA7m3yndEQ9UD8RkMxk2qH3XfI/4g== ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=SDqq0Usj; arc=none smtp.remote-ip=100.103.45.18 Received: from smtp.kernel.org (quasi.space.kernel.org [100.103.45.18]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature ECDSA (prime256v1)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 76D2B606A32F; Sat, 7 Nov 2026 15:04:40 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=linuxfoundation.org header.i=@linuxfoundation.org header.a=rsa-sha256 header.s=korg header.b=SDqq0Usj Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1C0F71F008A2; Sat, 7 Nov 2026 15:04:40 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linuxfoundation.org; s=korg; t=1794063880; bh=5YdndtTa8Pr23BzRp++zXaCGyhS0/Hq7grSvXp/0be8=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=SDqq0UsjxrXCTFEUC9LdTzY3F4C7d/znVtg4wVKkKuta8yZpIdnZPAw7VVD6OxyI2 BzalKSnl4U6yXGQw/BzG0OxsYqMmRwHvODY4HIgApSu2+lQPAWYnmaecyvnZJWOQrl qs0sf6lQgRK8MpmbVzpABbv2teRna2Hzv+Uz+H4M= From: Greg Kroah-Hartman To: stable@vger.kernel.org Cc: Greg Kroah-Hartman , patches@lists.linux.dev, Guodong Xu , Yixun Lan , "GUO Ren (XuanTie)" , Junhui Liu , Sasha Levin Subject: [PATCH 7.3 0082/1257] riscv: dts: spacemit: k3: fix IMSIC num-guest-ids Date: Sat, 7 Nov 2026 08:39:38 -0500 Message-ID: <20261107134941.639616619@linuxfoundation.org> X-Mailer: git-send-email 2.56.0 In-Reply-To: <20261107134939.434104957@linuxfoundation.org> References: <20261107134939.434104957@linuxfoundation.org> User-Agent: quilt/0.69 X-stable: review X-Patchwork-Hint: ignore X-Mailing-List: patches@lists.linux.dev List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit 7.3-stable review patch. If anyone has any objections, please let me know. ------------------ From: GUO Ren (XuanTie) [ Upstream commit 69f95409f0053f787ad60175944080621a8b7d95 ] The initial K3 device tree used generic/placeholder values for the IMSIC guest configuration: riscv,num-guest-ids = <511>; According to the SpacemiT K3 User Manual this values is incorrect for the X100 cores: - Advanced Interrupt Architecture (AIA): - M-mode MSI: 512 - S-mode MSI: 512 - VS-mode MSI: 64 Therefore, S-mode IMSIC (simsic) needs num-guest-ids = 63. Fixes: 56f37e391a62 ("riscv: dts: spacemit: add initial support for K3 SoC") Cc: stable@vger.kernel.org Cc: Guodong Xu Cc: Yixun Lan Signed-off-by: GUO Ren (XuanTie) Reviewed-by: Yixun Lan Reviewed-by: Junhui Liu Link: https://patch.msgid.link/20260817033038.2286436-1-guoren@kernel.org Signed-off-by: Yixun Lan Signed-off-by: Sasha Levin --- arch/riscv/boot/dts/spacemit/k3.dtsi | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/boot/dts/spacemit/k3.dtsi b/arch/riscv/boot/dts/spacemit/k3.dtsi index c3f2dce0969c0..f9c2ffedeae80 100644 --- a/arch/riscv/boot/dts/spacemit/k3.dtsi +++ b/arch/riscv/boot/dts/spacemit/k3.dtsi @@ -1248,7 +1248,7 @@ simsic: interrupt-controller@e0400000 { msi-controller; riscv,guest-index-bits = <6>; riscv,hart-index-bits = <4>; - riscv,num-guest-ids = <511>; + riscv,num-guest-ids = <63>; riscv,num-ids = <511>; }; -- 2.53.0