From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Google-Smtp-Source: AIpwx49GRY/P8LzVABBRCFDhMGNotdbU8zLXxBWWkRaqqs5WtErVumXPCWE8bixwNFSEWlpElSAR ARC-Seal: i=1; a=rsa-sha256; t=1522192135; cv=none; d=google.com; s=arc-20160816; b=yOTFaIdvZ5v85XtXl+mCbt2QcBct+/VgesrV6oO3rmYwnoBbkQk3FTZHqTQ1cG8GIf bixadG/yHg8Au6OOEUcJV0XEJCnsZyKBz95N4VtAg7AA2/L4KDxr6ynKyXSu9Fw9JSRF r/A4TBDo9rgttEZC4A0oCXmOZkZFtTIP6ZvIm31RLvrRcG3+5tKryJpEeKRXCriROCZW xuls7ySzQAq54AsnweOonloMqmVP1YrsZrLflugmu9650SbTcPCA29HNNEpagMwQkaH1 CeUkc7BJuGE4a51Pl3H0UaCRzDh7By/KDmf3LBQzw/gwRfS0gUebOC2dDDmJh1O45w42 aPCg== 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=Cbvyz2clwFhNlO3R4cHDEb1kWGm5Z+lu2iHdUig/7bKmtkpaLXOi+D93ig4I7CoCyA mkYmk462fe2ob8AT0qL4bs5lcZuHwTIAZlE2aM21wgZ56PLR3gTiB0dWTj4/6QZHOqLe ughSi+GJJsze0wnxUdfXIl+toBI9yNXkFr8AjxSCWyGNS+8CM/8lZJs9jOm9uxxr9DHI 3nC0XSFjfGZlThEfUIfGlB52iw64F4YoU/hwasHGhOU1Il42UW13UIIbtx4Z1LMCSlM+ vY4tkBZBzPDBtTfCdrzrib+b1atD9gBAaXrmQtxfrP6u2alwI+IzTpKcbTw/xMJGvoxh RHzA== 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: Tue, 27 Mar 2018 17:08:29 -0600 Message-Id: <20180327230834.5931-5-logang@deltatee.com> X-Mailer: git-send-email 2.11.0 In-Reply-To: <20180327230834.5931-1-logang@deltatee.com> References: <20180327230834.5931-1-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 v15 4/9] 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?1596134140285324978?= X-GMAIL-MSGID: =?utf-8?q?1596134140285324978?= 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