From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from comal.ext.ti.com ([198.47.26.152]:38814 "EHLO comal.ext.ti.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751769AbbGUVvI (ORCPT ); Tue, 21 Jul 2015 17:51:08 -0400 From: Murali Karicheri To: , , , , Subject: [PATCH] PCI: keystone: fix the boot noise for missing *config* reg space Date: Tue, 21 Jul 2015 17:51:05 -0400 Message-ID: <1437515465-20739-1-git-send-email-m-karicheri2@ti.com> MIME-Version: 1.0 Content-Type: text/plain Sender: linux-pci-owner@vger.kernel.org List-ID: Currently on Keystone SoCs, boot up log shows an unnecessary boot noise as follows:- [ 0.365823] keystone-pcie 21021000.pcie: missing *config* reg space Keystone uses older version of designware h/w that doesn't have ATU support. So va_cfg0_base and va_cfg1_base are already set up in ks_dw_pcie_host_init() before calling dw_pcie_host_init() and they point to the remote config space address va (both same for Keystone). So add a check to avoid this boot noise on Keystone. Signed-off-by: Murali Karicheri --- drivers/pci/host/pcie-designware.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/pci/host/pcie-designware.c b/drivers/pci/host/pcie-designware.c index 69486be..b48b8a2 100644 --- a/drivers/pci/host/pcie-designware.c +++ b/drivers/pci/host/pcie-designware.c @@ -388,7 +388,7 @@ int dw_pcie_host_init(struct pcie_port *pp) addrp = of_get_address(np, index, NULL, NULL); pp->cfg0_mod_base = of_read_number(addrp, ns); pp->cfg1_mod_base = pp->cfg0_mod_base + pp->cfg0_size; - } else { + } else if (!pp->va_cfg0_base) { dev_err(pp->dev, "missing *config* reg space\n"); } -- 1.9.1