From mboxrd@z Thu Jan 1 00:00:00 1970 From: Logan Gunthorpe Subject: [PATCH v9 3/8] powerpc: iomap.c: introduce io{read|write}64_{lo_hi|hi_lo} Date: Tue, 5 Dec 2017 16:30:53 -0700 Message-ID: <20171205233058.5365-4-logang@deltatee.com> References: <20171205233058.5365-1-logang@deltatee.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Return-path: In-Reply-To: <20171205233058.5365-1-logang@deltatee.com> Sender: linux-crypto-owner@vger.kernel.org To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-ntb@googlegroups.com, linux-crypto@vger.kernel.org Cc: Arnd Bergmann , Greg Kroah-Hartman , Andy Shevchenko , =?UTF-8?q?Horia=20Geant=C4=83?= , Logan Gunthorpe , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman List-Id: linux-arch.vger.kernel.org These functions will be introduced into the generic iomap.c so they can deal with PIO accesses in hi-lo/lo-hi variants. Thus, the powerpc version of iomap.c will need to provide the same functions even though, in this arch, they are identical to the regular io{read|write}64 functions. Signed-off-by: Logan Gunthorpe Tested-by: Horia Geantă Reviewed-by: Andy Shevchenko Cc: Benjamin Herrenschmidt Cc: Paul Mackerras Cc: Michael Ellerman --- arch/powerpc/kernel/iomap.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/arch/powerpc/kernel/iomap.c b/arch/powerpc/kernel/iomap.c index aab456ed2a00..5ac84efc6ede 100644 --- a/arch/powerpc/kernel/iomap.c +++ b/arch/powerpc/kernel/iomap.c @@ -45,12 +45,32 @@ u64 ioread64(void __iomem *addr) { return readq(addr); } +u64 ioread64_lo_hi(void __iomem *addr) +{ + return readq(addr); +} +u64 ioread64_hi_lo(void __iomem *addr) +{ + return readq(addr); +} u64 ioread64be(void __iomem *addr) { return readq_be(addr); } +u64 ioread64be_lo_hi(void __iomem *addr) +{ + return readq_be(addr); +} +u64 ioread64be_hi_lo(void __iomem *addr) +{ + return readq_be(addr); +} EXPORT_SYMBOL(ioread64); +EXPORT_SYMBOL(ioread64_lo_hi); +EXPORT_SYMBOL(ioread64_hi_lo); EXPORT_SYMBOL(ioread64be); +EXPORT_SYMBOL(ioread64be_lo_hi); +EXPORT_SYMBOL(ioread64be_hi_lo); #endif /* __powerpc64__ */ void iowrite8(u8 val, void __iomem *addr) @@ -83,12 +103,32 @@ void iowrite64(u64 val, void __iomem *addr) { writeq(val, addr); } +void iowrite64_lo_hi(u64 val, void __iomem *addr) +{ + writeq(val, addr); +} +void iowrite64_hi_lo(u64 val, void __iomem *addr) +{ + writeq(val, addr); +} void iowrite64be(u64 val, void __iomem *addr) { writeq_be(val, addr); } +void iowrite64be_lo_hi(u64 val, void __iomem *addr) +{ + writeq_be(val, addr); +} +void iowrite64be_hi_lo(u64 val, void __iomem *addr) +{ + writeq_be(val, addr); +} EXPORT_SYMBOL(iowrite64); +EXPORT_SYMBOL(iowrite64_lo_hi); +EXPORT_SYMBOL(iowrite64_hi_lo); EXPORT_SYMBOL(iowrite64be); +EXPORT_SYMBOL(iowrite64be_lo_hi); +EXPORT_SYMBOL(iowrite64be_hi_lo); #endif /* __powerpc64__ */ /* -- 2.11.0 From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from ale.deltatee.com ([207.54.116.67]:54102 "EHLO ale.deltatee.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753072AbdLEXbW (ORCPT ); Tue, 5 Dec 2017 18:31:22 -0500 From: Logan Gunthorpe Date: Tue, 5 Dec 2017 16:30:53 -0700 Message-ID: <20171205233058.5365-4-logang@deltatee.com> In-Reply-To: <20171205233058.5365-1-logang@deltatee.com> References: <20171205233058.5365-1-logang@deltatee.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Subject: [PATCH v9 3/8] powerpc: iomap.c: introduce io{read|write}64_{lo_hi|hi_lo} Sender: linux-arch-owner@vger.kernel.org List-ID: To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-ntb@googlegroups.com, linux-crypto@vger.kernel.org Cc: Arnd Bergmann , Greg Kroah-Hartman , Andy Shevchenko , =?UTF-8?q?Horia=20Geant=C4=83?= , Logan Gunthorpe , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Message-ID: <20171205233053.ZT1prGz61laV_PWQ5phBWDBmgRDoLcOcsPSRyYjW42c@z> These functions will be introduced into the generic iomap.c so they can deal with PIO accesses in hi-lo/lo-hi variants. Thus, the powerpc version of iomap.c will need to provide the same functions even though, in this arch, they are identical to the regular io{read|write}64 functions. Signed-off-by: Logan Gunthorpe Tested-by: Horia Geantă Reviewed-by: Andy Shevchenko Cc: Benjamin Herrenschmidt Cc: Paul Mackerras Cc: Michael Ellerman --- arch/powerpc/kernel/iomap.c | 40 ++++++++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) diff --git a/arch/powerpc/kernel/iomap.c b/arch/powerpc/kernel/iomap.c index aab456ed2a00..5ac84efc6ede 100644 --- a/arch/powerpc/kernel/iomap.c +++ b/arch/powerpc/kernel/iomap.c @@ -45,12 +45,32 @@ u64 ioread64(void __iomem *addr) { return readq(addr); } +u64 ioread64_lo_hi(void __iomem *addr) +{ + return readq(addr); +} +u64 ioread64_hi_lo(void __iomem *addr) +{ + return readq(addr); +} u64 ioread64be(void __iomem *addr) { return readq_be(addr); } +u64 ioread64be_lo_hi(void __iomem *addr) +{ + return readq_be(addr); +} +u64 ioread64be_hi_lo(void __iomem *addr) +{ + return readq_be(addr); +} EXPORT_SYMBOL(ioread64); +EXPORT_SYMBOL(ioread64_lo_hi); +EXPORT_SYMBOL(ioread64_hi_lo); EXPORT_SYMBOL(ioread64be); +EXPORT_SYMBOL(ioread64be_lo_hi); +EXPORT_SYMBOL(ioread64be_hi_lo); #endif /* __powerpc64__ */ void iowrite8(u8 val, void __iomem *addr) @@ -83,12 +103,32 @@ void iowrite64(u64 val, void __iomem *addr) { writeq(val, addr); } +void iowrite64_lo_hi(u64 val, void __iomem *addr) +{ + writeq(val, addr); +} +void iowrite64_hi_lo(u64 val, void __iomem *addr) +{ + writeq(val, addr); +} void iowrite64be(u64 val, void __iomem *addr) { writeq_be(val, addr); } +void iowrite64be_lo_hi(u64 val, void __iomem *addr) +{ + writeq_be(val, addr); +} +void iowrite64be_hi_lo(u64 val, void __iomem *addr) +{ + writeq_be(val, addr); +} EXPORT_SYMBOL(iowrite64); +EXPORT_SYMBOL(iowrite64_lo_hi); +EXPORT_SYMBOL(iowrite64_hi_lo); EXPORT_SYMBOL(iowrite64be); +EXPORT_SYMBOL(iowrite64be_lo_hi); +EXPORT_SYMBOL(iowrite64be_hi_lo); #endif /* __powerpc64__ */ /* -- 2.11.0