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[23.128.96.18]) by mx.google.com with ESMTP id z21si21204924jao.126.2021.08.10.10.50.06; Tue, 10 Aug 2021 10:50:19 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; dkim=pass header.i=@linuxfoundation.org header.s=korg header.b=T2IE8j7h; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=linuxfoundation.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234117AbhHJRsw (ORCPT + 99 others); Tue, 10 Aug 2021 13:48:52 -0400 Received: from mail.kernel.org ([198.145.29.99]:56820 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235704AbhHJRqD (ORCPT ); Tue, 10 Aug 2021 13:46:03 -0400 Received: by mail.kernel.org (Postfix) with ESMTPSA id 3610161247; Tue, 10 Aug 2021 17:40:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1628617220; bh=ckeo+XSfRypBSHdnCzFP2tkKjgTwwxNzrwrjQIeZC8w=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=T2IE8j7hrGoRKGRKvBo/la2K22FmFNKUckStrGhpOmvsQtYm8e4u6rIFBxdQBvMtc k0VaiwzSByfdGpwQAIq6gex8nBkCURDhyhR1+v4qQIdqJng8ppsISrzpSKOfazg/Ix 9e3gpvyxfZM101emkGOL4HkGbdSfPEnBtQFTWQ7o= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Andy Shevchenko Subject: [PATCH 5.10 098/135] serial: 8250_pci: Enumerate Elkhart Lake UARTs via dedicated driver Date: Tue, 10 Aug 2021 19:30:32 +0200 Message-Id: <20210810172959.093363149@linuxfoundation.org> X-Mailer: git-send-email 2.32.0 In-Reply-To: <20210810172955.660225700@linuxfoundation.org> References: <20210810172955.660225700@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Andy Shevchenko commit 7f0909db761535aefafa77031062603a71557267 upstream. Elkhart Lake UARTs are PCI enumerated Synopsys DesignWare v4.0+ UART integrated with Intel iDMA 32-bit DMA controller. There is a specific driver to handle them, i.e. 8250_lpss. Hence, disable 8250_pci enumeration for these UARTs. Fixes: 1b91d97c66ef ("serial: 8250_lpss: Add ->setup() for Elkhart Lake ports") Fixes: 4f912b898dc2 ("serial: 8250_lpss: Enable HS UART on Elkhart Lake") Cc: stable Signed-off-by: Andy Shevchenko Link: https://lore.kernel.org/r/20210713101739.36962-1-andriy.shevchenko@linux.intel.com Signed-off-by: Greg Kroah-Hartman --- drivers/tty/serial/8250/8250_pci.c | 6 ++++++ 1 file changed, 6 insertions(+) --- a/drivers/tty/serial/8250/8250_pci.c +++ b/drivers/tty/serial/8250/8250_pci.c @@ -3804,6 +3804,12 @@ static const struct pci_device_id blackl { PCI_VDEVICE(INTEL, 0x0f0c), }, { PCI_VDEVICE(INTEL, 0x228a), }, { PCI_VDEVICE(INTEL, 0x228c), }, + { PCI_VDEVICE(INTEL, 0x4b96), }, + { PCI_VDEVICE(INTEL, 0x4b97), }, + { PCI_VDEVICE(INTEL, 0x4b98), }, + { PCI_VDEVICE(INTEL, 0x4b99), }, + { PCI_VDEVICE(INTEL, 0x4b9a), }, + { PCI_VDEVICE(INTEL, 0x4b9b), }, { PCI_VDEVICE(INTEL, 0x9ce3), }, { PCI_VDEVICE(INTEL, 0x9ce4), },