From patchwork Mon Feb 24 08:35:58 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Stanimir Varbanov X-Patchwork-Id: 13987604 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id C5068C021B3 for ; Mon, 24 Feb 2025 08:54:58 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc: To:From:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=YwG94UKxORvBOa+7Rhp3Z66pjIyhKclYnERyuj95yqw=; b=0onPuQsV6m/F02MQH7Yse3C/TI vMX53zmYlUtTb3MURePlPj5XTys0LSROKp1YzPK8cckiHfexv8DZQmfGBqFh7OXrQM/XsNv+iyYHd UcDaEwMciuCvrA95jDYXtMMtmz3EHnL34ecRi6YODqmBHJoWiqL5mQSsho/VAYM8U1/WyHcLwH5qD PBPLnmpEawBMVuQQf+B3QhM/iUO49BiniIlTUgy/ZDrvmskyJHlSGpJV7IaFSDfIii2XJ6rn4IyLy 9YltJ/6AOjvSPEomg2FFMVie9+93ECEiajSecZiMiplgnDhGoKwGNv0OpatDP2cCzduBsN8oS+VhP rWCw6Z4g==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1tmUEk-0000000CmPD-1Jdn; Mon, 24 Feb 2025 08:54:50 +0000 Received: from smtp-out2.suse.de ([195.135.223.131]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1tmTxE-0000000CiXT-1mGd for linux-arm-kernel@lists.infradead.org; Mon, 24 Feb 2025 08:36:46 +0000 Received: from imap1.dmz-prg2.suse.org (imap1.dmz-prg2.suse.org [IPv6:2a07:de40:b281:104:10:150:64:97]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by smtp-out2.suse.de (Postfix) with ESMTPS id 50CDE1F393; Mon, 24 Feb 2025 08:36:38 +0000 (UTC) Authentication-Results: smtp-out2.suse.de; none Received: from imap1.dmz-prg2.suse.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by imap1.dmz-prg2.suse.org (Postfix) with ESMTPS id 0C42F13332; Mon, 24 Feb 2025 08:36:37 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id oHtrAJUvvGeJVAAAD6G6ig (envelope-from ); Mon, 24 Feb 2025 08:36:37 +0000 From: Stanimir Varbanov To: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rpi-kernel@lists.infradead.org, linux-pci@vger.kernel.org, Broadcom internal kernel review list Cc: Thomas Gleixner , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Florian Fainelli , Jim Quinlan , Nicolas Saenz Julienne , Bjorn Helgaas , Lorenzo Pieralisi , kw@linux.com, Philipp Zabel , Andrea della Porta , Phil Elwell , Jonathan Bell , Dave Stevenson , Stanimir Varbanov , Jim Quinlan , "Ivan T. Ivanov" , =?utf-8?q?Krzysztof_Wilczy=C5=84ski?= Subject: [PATCH v6 6/7] PCI: brcmstb: Expand inbound window size up to 64GB Date: Mon, 24 Feb 2025 10:35:58 +0200 Message-ID: <20250224083559.47645-7-svarbanov@suse.de> X-Mailer: git-send-email 2.47.0 In-Reply-To: <20250224083559.47645-1-svarbanov@suse.de> References: <20250224083559.47645-1-svarbanov@suse.de> MIME-Version: 1.0 X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Spamd-Result: default: False [-4.00 / 50.00]; REPLY(-4.00)[]; TAGGED_RCPT(0.00)[dt] X-Rspamd-Queue-Id: 50CDE1F393 X-Rspamd-Pre-Result: action=no action; module=replies; Message is reply to one we originated X-Rspamd-Action: no action X-Rspamd-Server: rspamd1.dmz-prg2.suse.org X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250224_003644_619041_AD89F803 X-CRM114-Status: GOOD ( 13.71 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org The BCM2712 memory map can support up to 64GB of system memory, thus expand the inbound window size in calculation helper function. The change is safe for the currently supported SoCs that have smaller inbound window sizes. Signed-off-by: Stanimir Varbanov Reviewed-by: Florian Fainelli Reviewed-by: Jim Quinlan Tested-by: Ivan T. Ivanov Link: https://lore.kernel.org/r/20250120130119.671119-6-svarbanov@suse.de [kwilczynski: commit log] Signed-off-by: Krzysztof Wilczyński --- drivers/pci/controller/pcie-brcmstb.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/pci/controller/pcie-brcmstb.c b/drivers/pci/controller/pcie-brcmstb.c index 4ebcfd4a93f8..4c5fff1919ba 100644 --- a/drivers/pci/controller/pcie-brcmstb.c +++ b/drivers/pci/controller/pcie-brcmstb.c @@ -304,8 +304,8 @@ static int brcm_pcie_encode_ibar_size(u64 size) if (log2_in >= 12 && log2_in <= 15) /* Covers 4KB to 32KB (inclusive) */ return (log2_in - 12) + 0x1c; - else if (log2_in >= 16 && log2_in <= 35) - /* Covers 64KB to 32GB, (inclusive) */ + else if (log2_in >= 16 && log2_in <= 36) + /* Covers 64KB to 64GB, (inclusive) */ return log2_in - 15; /* Something is awry so disable */ return 0;