From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 7FCA3204F7F; Fri, 4 Oct 2024 18:25:47 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728066347; cv=none; b=AN27+BYr0lyhtA5T7SJUoXeNJMbYZkSPL0JG5UcloRSt0fVJy3uHpawZLF+uRdV1nFdKVUSbbbkM6Sk8PoUeEhl1xIB98a4woZ8FJbnrkPqPzaI22/oMZryWzs4IfKu8DaYP+LeFYZamto1hqmlvQCeKfxOnrgAqNV90a9cMqTo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1728066347; c=relaxed/simple; bh=ne5KnQQ+r/SnAU48EHUjI5LbEmo1/sRY2ibkTUT+nnM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=aWvT54t75K/+DIls6ckAcuCB7tyv4YlO1B93Dn15PvQbA/nE5mkQ7xRND9ogyi1rvqfdybFGUA7CuWbf/Wg1i0gZB5qodc3DUfxXTNR/HgSIZgndesyPJeynX9ow0VMcep7vp4twPgkTeZD4qukm8yjgdRByn7Y9hVwPVMnrs8k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=KJK9xKj4; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="KJK9xKj4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 8D712C4CECD; Fri, 4 Oct 2024 18:25:46 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1728066347; bh=ne5KnQQ+r/SnAU48EHUjI5LbEmo1/sRY2ibkTUT+nnM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KJK9xKj4y78WZIJaibbi4nT5fD6M3sUDzRBZMRj2EIkySmLqNeKco0Yk3g0s20C/P hTVmADvNP0CZMURNj5Y1diWCRb2u9o448WseIvHaWFu9PiaMi6xPZpMr2X/FMm0c2Y be46HAbgXiuYpuvJW2GsE7ew6D2Hc0TXhYxDwTU9S7lOezLOA4sykq9jp6Bfp9x+61 SnkMwlTmw4BNyRx0bVbSZUmBPL013N8txvr1bMVpWSTYdDFEWYNyeog9jnaEGtJC5X 0inGB+waTjUwapGhGsORbrc5jYMTCfmAKR2rBBnsIXuXCZd0fG4wzN3I6u8gD9iRCR fjtOt54+s1Z/Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Subramanian Ananthanarayanan , =?UTF-8?q?Krzysztof=20Wilczy=C5=84ski?= , Sasha Levin , bhelgaas@google.com, linux-pci@vger.kernel.org Subject: [PATCH AUTOSEL 6.6 24/58] PCI: Add ACS quirk for Qualcomm SA8775P Date: Fri, 4 Oct 2024 14:23:57 -0400 Message-ID: <20241004182503.3672477-24-sashal@kernel.org> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20241004182503.3672477-1-sashal@kernel.org> References: <20241004182503.3672477-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: linux-pci@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 6.6.54 Content-Transfer-Encoding: 8bit From: Subramanian Ananthanarayanan [ Upstream commit 026f84d3fa62d215b11cbeb5a5d97df941e93b5c ] The Qualcomm SA8775P root ports don't advertise an ACS capability, but they do provide ACS-like features to disable peer transactions and validate bus numbers in requests. Thus, add an ACS quirk for the SA8775P. Link: https://lore.kernel.org/linux-pci/20240906052228.1829485-1-quic_skananth@quicinc.com Signed-off-by: Subramanian Ananthanarayanan Signed-off-by: Krzysztof Wilczyński Signed-off-by: Sasha Levin --- drivers/pci/quirks.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index 5af53d9cc8b38..b70126953fc42 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5067,6 +5067,8 @@ static const struct pci_dev_acs_enabled { /* QCOM QDF2xxx root ports */ { PCI_VENDOR_ID_QCOM, 0x0400, pci_quirk_qcom_rp_acs }, { PCI_VENDOR_ID_QCOM, 0x0401, pci_quirk_qcom_rp_acs }, + /* QCOM SA8775P root port */ + { PCI_VENDOR_ID_QCOM, 0x0115, pci_quirk_qcom_rp_acs }, /* HXT SD4800 root ports. The ACS design is same as QCOM QDF2xxx */ { PCI_VENDOR_ID_HXT, 0x0401, pci_quirk_qcom_rp_acs }, /* Intel PCH root ports */ -- 2.43.0