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Date: Thu, 20 Apr 2017 22:04:51 -0700 From: Yinghai Lu <yinghai@...nel.org> To: Bjorn Helgaas <bhelgaas@...gle.com>, David Miller <davem@...emloft.net>, Benjamin Herrenschmidt <benh@...nel.crashing.org> Cc: Wei Yang <weiyang@...ux.vnet.ibm.com>, Khalid Aziz <khalid.aziz@...cle.com>, linux-pci@...r.kernel.org, linux-kernel@...r.kernel.org, Yinghai Lu <yinghai@...nel.org>, sparclinux@...r.kernel.org Subject: [PATCH 04/13] sparc/PCI: Add IORESOURCE_MEM_64 for 64-bit resource in OF parsing For device resource with PREF bit setting under bridge 64-bit pref resource, we need to make sure only set PREF for 64bit resource. so this patch set IORESOUCE_MEM_64 for 64bit resource during OF device resource flags parsing. Link: https://bugzilla.kernel.org/show_bug.cgi?id=96261 Link: https://bugzilla.kernel.org/show_bug.cgi?id=96241 Signed-off-by: Yinghai Lu <yinghai@...nel.org> Cc: "David S. Miller" <davem@...emloft.net> Cc: sparclinux@...r.kernel.org Tested-by: Khalid Aziz <khalid.aziz@...cle.com> --- arch/sparc/kernel/of_device_32.c | 5 +++-- arch/sparc/kernel/of_device_64.c | 5 +++-- 2 files changed, 6 insertions(+), 4 deletions(-) diff --git a/arch/sparc/kernel/of_device_32.c b/arch/sparc/kernel/of_device_32.c index 185aa96..3e9f273 100644 --- a/arch/sparc/kernel/of_device_32.c +++ b/arch/sparc/kernel/of_device_32.c @@ -83,11 +83,12 @@ static unsigned long of_bus_pci_get_flags(const u32 *addr, unsigned long flags) case 0x01: flags |= IORESOURCE_IO; break; - case 0x02: /* 32 bits */ - case 0x03: /* 64 bits */ flags |= IORESOURCE_MEM; break; + case 0x03: /* 64 bits */ + flags |= IORESOURCE_MEM | IORESOURCE_MEM_64; + break; } if (w & 0x40000000) flags |= IORESOURCE_PREFETCH; diff --git a/arch/sparc/kernel/of_device_64.c b/arch/sparc/kernel/of_device_64.c index 7bbdc26..defee61 100644 --- a/arch/sparc/kernel/of_device_64.c +++ b/arch/sparc/kernel/of_device_64.c @@ -146,11 +146,12 @@ static unsigned long of_bus_pci_get_flags(const u32 *addr, unsigned long flags) case 0x01: flags |= IORESOURCE_IO; break; - case 0x02: /* 32 bits */ - case 0x03: /* 64 bits */ flags |= IORESOURCE_MEM; break; + case 0x03: /* 64 bits */ + flags |= IORESOURCE_MEM | IORESOURCE_MEM_64; + break; } if (w & 0x40000000) flags |= IORESOURCE_PREFETCH; -- 2.9.3
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