From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AG47ELt5jPCQhBZYKYgSqKqVqzK5lSy8f39l0qr5x8ErixmoQZj/41ZV10j322T8beCNx/hBfwLe ARC-Seal: i=1; a=rsa-sha256; t=1520276931; cv=none; d=google.com; s=arc-20160816; b=sQIP4S26n7Il7komi4qvVkkap83FolGZ/e4XzKsceUKUAadWO1di7cLlQzFo+SYdZS bb8KZi0QAuzDEhv+yFKJnOs5zpv4C9o9LpqVxSBcmsqIanbyJARN1S4HB3w93NrVihdP 7N4DRAeJzpVWU/IWf9ekIAO5B1SstK/WJ0aApypm1oPce9h7arEzWUtAGs2m5/QgrCV2 m0jrPAIaK2bdIbT5bdYgMtDYstJDWJ8T1C014Gx8idDf6a/kmIhst6zxEcx1spSGQQtX MxThy9vuZPPG9mj+uoZAU6wtXRlydmYIXU5wzPoSxhHXL7yeqoTcvUc2wm3B/XZNI8AQ 2pOg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=subject:content-transfer-encoding:mime-version:references :in-reply-to:message-id:date:cc:to:from:arc-authentication-results; bh=qH8voW2c7rrhKbx9PsUVeSzjaNuuBsNoOv2KBZPBxfs=; b=jH9RM7+/DzixUXUNeehF1e9XLoIX0eWQzTWlP7Q6VJ0NA7kArdiQE1GCMvh9PIg3TS zBBJ7Yuw0uKTWf1nfKWW7/yV1e9IOQsDDmkEDiw9Ovcfl02T2Nlqrer6g4YSXdJzkWtJ MulRM9u0zyvI8P1ToV6Fy5oHKBX37b4hK5SEoGw7SEeMKw12C9Ra1HKo2xqXqjTM/Vjs kbFg4djYP2wOifdHAXC9aF9HtlNRoUlkG6v4uogh8/9LicT8UNG6TBQbnI/3b4agFH2d G5ANlSbv47MlKIO/3nuLZbm2qx19d0laJCfA2njfiGd0m6A9+3SGkCMIiaRur/FcWj3O qC2Q== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of gunthorp@deltatee.com designates 207.54.116.67 as permitted sender) smtp.mailfrom=gunthorp@deltatee.com Authentication-Results: mx.google.com; spf=pass (google.com: domain of gunthorp@deltatee.com designates 207.54.116.67 as permitted sender) smtp.mailfrom=gunthorp@deltatee.com From: Logan Gunthorpe To: linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-ntb@googlegroups.com, linux-crypto@vger.kernel.org, Greg Kroah-Hartman Cc: Arnd Bergmann , Andy Shevchenko , =?UTF-8?q?Horia=20Geant=C4=83?= , Logan Gunthorpe , Benjamin Herrenschmidt , Paul Mackerras , Michael Ellerman Date: Mon, 5 Mar 2018 12:08:19 -0700 Message-Id: <20180305190824.847-3-logang@deltatee.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180305190824.847-1-logang@deltatee.com> References: <20180305190824.847-1-logang@deltatee.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-SA-Exim-Connect-IP: 172.16.1.31 X-SA-Exim-Rcpt-To: linux-ntb@googlegroups.com, linux-kernel@vger.kernel.org, linux-arch@vger.kernel.org, linux-crypto@vger.kernel.org, gregkh@linuxfoundation.org, arnd@arndb.de, andy.shevchenko@gmail.com, horia.geanta@nxp.com, logang@deltatee.com, benh@kernel.crashing.org, paulus@samba.org, mpe@ellerman.id.au X-SA-Exim-Mail-From: gunthorp@deltatee.com Subject: [PATCH v11 2/7] powerpc: iomap.c: introduce io{read|write}64_{lo_hi|hi_lo} X-SA-Exim-Version: 4.2.1 (built Tue, 02 Aug 2016 21:08:31 +0000) X-SA-Exim-Scanned: Yes (on ale.deltatee.com) X-getmail-retrieved-from-mailbox: INBOX X-GMAIL-THRID: =?utf-8?q?1594125903311097175?= X-GMAIL-MSGID: =?utf-8?q?1594125903311097175?= X-Mailing-List: linux-kernel@vger.kernel.org List-ID: 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