From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: [PATCH 08/33] s390: remove the unused dma_capable helper Date: Wed, 10 Jan 2018 09:00:02 +0100 Message-ID: <20180110080027.13879-9-hch@lst.de> References: <20180110080027.13879-1-hch@lst.de> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=infradead.org; s=bombadil.20170209; h=References:In-Reply-To:Message-Id: Date:Subject:Cc:To:From:Sender:Reply-To:MIME-Version:Content-Type: Content-Transfer-Encoding:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Id: List-Help:List-Unsubscribe:List-Subscribe:List-Post:List-Owner:List-Archive; bh=m0FQ4a4ZxoB2cHk6bXDHjO6pdh6D5z/ak3wK1MTP8hI=; b=gf2sM1SNMhwTh1OQNKwTKN7ur h5gYlJeIrZwZd+5CCxYmpszd0FUT5FtqNCKaMH3BWuRfUgyxZ9k8xsqmxswkOYbN8LtOYXUsNc+4h M5sR3CXn8bMJo60T/DQFv6yfoa9cFuPDLm6es2WjMhWVVfelwCIkHQUWpjhs4cbG/TFOVoe2/2JB/ IjTTuhH3vIbJx3sSajTRH7nNmlPiWaM5enUU76Bywv3pkq160yH8hsHaHyz8LUsXPfKtKBWkjsCeB 7LCMReltY3ZlyJJc7f+Gek+AXdeGK9Rv8Eju5AVsyN89/jDeARfz025p7nl6jEz/J4waZCD0qIewd glYYKTtyg==; In-Reply-To: <20180110080027.13879-1-hch-jcswGhMUV9g@public.gmane.org> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Errors-To: iommu-bounces-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org To: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Cc: linux-mips-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org, linux-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sparclinux-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Guan Xuetao , linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-s390-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-c6x-dev-jPsnJVOj+W6hPH1hqNUYSQ@public.gmane.org, linux-hexagon-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, Konrad Rzeszutek Wilk , linux-snps-arc-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-m68k-cunTk1MwBs8S/qaLPR03pWD2FQJk+8+b@public.gmane.org, patches-q3qR2WxjNRFS9aJRtSZj7A@public.gmane.org, linux-metag-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, Michal Simek , linux-parisc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-cris-kernel-VrBV9hrLPhE@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-alpha-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org Signed-off-by: Christoph Hellwig --- arch/s390/include/asm/dma-mapping.h | 7 ------- 1 file changed, 7 deletions(-) diff --git a/arch/s390/include/asm/dma-mapping.h b/arch/s390/include/asm/dma-mapping.h index eaf490f9c5bc..2ec7240c1ada 100644 --- a/arch/s390/include/asm/dma-mapping.h +++ b/arch/s390/include/asm/dma-mapping.h @@ -16,11 +16,4 @@ static inline const struct dma_map_ops *get_arch_dma_ops(struct bus_type *bus) return &dma_noop_ops; } -static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size) -{ - if (!dev->dma_mask) - return false; - return addr + size - 1 <= *dev->dma_mask; -} - #endif /* _ASM_S390_DMA_MAPPING_H */ -- 2.14.2