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Date: Tue, 21 Jul 2015 17:53:53 -0400 From: Murali Karicheri <m-karicheri2@...com> To: <jingoohan1@...il.com>, <pratyush.anand@...il.com>, <bhelgaas@...gle.com>, <linux-pci@...r.kernel.org>, <linux-kernel@...r.kernel.org> Subject: Re: [PATCH] PCI: keystone: fix the boot noise for missing *config* reg space On 07/21/2015 05:51 PM, Murali Karicheri wrote: > 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 <m-karicheri2@...com> > --- > 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"); > } > > Please ignore this. I will re-send with correct subject prefix. -- Murali Karicheri Linux Kernel, Keystone -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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