From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by ozlabs.org (Postfix) with ESMTP id 0460C1007D7 for ; Fri, 25 Nov 2011 07:20:42 +1100 (EST) Date: Thu, 24 Nov 2011 22:21:27 +0200 From: "Michael S. Tsirkin" Subject: [PATCH-RFC 10/10] sparc: switch to GENERIC_PCI_IOMAP Message-ID: <63292221aef2eb299e7dba860b3ee38c2ed05eb8.1322163031.git.mst@redhat.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii In-Reply-To: Cc: Nicolas Pitre , linux-mips@linux-mips.org, linux-m68k@vger.kernel.org, linux-ia64@vger.kernel.org, "Michael S. Tsirkin" , linux@openrisc.net, linux-pci@vger.kernel.org, Jesse Barnes , Chen Liqin , Paul Mackerras , "H. Peter Anvin" , sparclinux@vger.kernel.org, Guan Xuetao , Lennox Wu , Jonas Bonn , Jesper Nilsson , Russell King , linux-sh@vger.kernel.org, linux-hexagon@vger.kernel.org, Helge Deller , x86@kernel.org, "James E.J. Bottomley" , Ingo Molnar , Geert Uytterhoeven , linux-arch@vger.kernel.org, Arend van Spriel , Matt Turner , Fenghua Yu , Lasse Collin , Arnd Bergmann , Lucas De Marchi , microblaze-uclinux@itee.uq.edu.au, Paul Bolle , Rob Herring , Mikael Starvik , Ivan Kokshaysky , Franky Lin , Thomas Gleixner , Fabio Baltieri , linux-arm-kernel@lists.infradead.org, Richard Henderson , Michael Ellerman , Michal Simek , Tony Luck , linux-parisc@vger.kernel.org, linux-cris-kernel@axis.com, Paul Gortmaker , linux-kernel@vger.kernel.org, Ralf Baechle , Richard Kuo , Kyle McMartin , Paul Mundt , linux-alpha@vger.kernel.org, Olof Johansson , Andrew Morton , linuxppc-dev@lists.ozlabs.org, "David S. Miller" List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , sparc copied pci_iomap from generic code, probably to avoid pulling the rest of iomap.c in. Since that's in a separate file now, we can reuse the common implementation. Signed-off-by: Michael S. Tsirkin --- arch/sparc/Kconfig | 1 + arch/sparc/include/asm/io_32.h | 5 ++++- arch/sparc/include/asm/io_64.h | 5 ++++- arch/sparc/lib/iomap.c | 23 ----------------------- 4 files changed, 9 insertions(+), 25 deletions(-) diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig index f92602e..a4644f5 100644 --- a/arch/sparc/Kconfig +++ b/arch/sparc/Kconfig @@ -28,6 +28,7 @@ config SPARC select HAVE_GENERIC_HARDIRQS select GENERIC_IRQ_SHOW select USE_GENERIC_SMP_HELPERS if SMP + select GENERIC_PCI_IOMAP config SPARC32 def_bool !64BIT diff --git a/arch/sparc/include/asm/io_32.h b/arch/sparc/include/asm/io_32.h index c2ced21..9be8778 100644 --- a/arch/sparc/include/asm/io_32.h +++ b/arch/sparc/include/asm/io_32.h @@ -8,6 +8,10 @@ #include /* IO address mapping routines need this */ #include +#ifdef __KERNEL__ +#include +#endif + #define page_to_phys(page) (page_to_pfn(page) << PAGE_SHIFT) static inline u32 flip_dword (u32 l) @@ -324,7 +328,6 @@ extern void ioport_unmap(void __iomem *); /* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ struct pci_dev; -extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max); extern void pci_iounmap(struct pci_dev *dev, void __iomem *); /* diff --git a/arch/sparc/include/asm/io_64.h b/arch/sparc/include/asm/io_64.h index 9c89654..19cd51d 100644 --- a/arch/sparc/include/asm/io_64.h +++ b/arch/sparc/include/asm/io_64.h @@ -9,6 +9,10 @@ #include #include +#ifdef __KERNEL__ +#include +#endif + /* PC crapola... */ #define __SLOW_DOWN_IO do { } while (0) #define SLOW_DOWN_IO do { } while (0) @@ -514,7 +518,6 @@ extern void ioport_unmap(void __iomem *); /* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ struct pci_dev; -extern void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long max); extern void pci_iounmap(struct pci_dev *dev, void __iomem *); static inline int sbus_can_dma_64bit(void) diff --git a/arch/sparc/lib/iomap.c b/arch/sparc/lib/iomap.c index 9ef37e1..c4d42a5 100644 --- a/arch/sparc/lib/iomap.c +++ b/arch/sparc/lib/iomap.c @@ -18,31 +18,8 @@ void ioport_unmap(void __iomem *addr) EXPORT_SYMBOL(ioport_map); EXPORT_SYMBOL(ioport_unmap); -/* Create a virtual mapping cookie for a PCI BAR (memory or IO) */ -void __iomem *pci_iomap(struct pci_dev *dev, int bar, unsigned long maxlen) -{ - resource_size_t start = pci_resource_start(dev, bar); - resource_size_t len = pci_resource_len(dev, bar); - unsigned long flags = pci_resource_flags(dev, bar); - - if (!len || !start) - return NULL; - if (maxlen && len > maxlen) - len = maxlen; - if (flags & IORESOURCE_IO) - return ioport_map(start, len); - if (flags & IORESOURCE_MEM) { - if (flags & IORESOURCE_CACHEABLE) - return ioremap(start, len); - return ioremap_nocache(start, len); - } - /* What? */ - return NULL; -} - void pci_iounmap(struct pci_dev *dev, void __iomem * addr) { /* nothing to do */ } -EXPORT_SYMBOL(pci_iomap); EXPORT_SYMBOL(pci_iounmap); -- 1.7.5.53.gc233e