From mboxrd@z Thu Jan 1 00:00:00 1970 From: Christoph Hellwig Subject: [PATCH 07/34] riscv: remove the unused dma_capable helper Date: Fri, 12 Jan 2018 09:42:05 +0100 Message-ID: <20180112084232.2857-8-hch@lst.de> References: <20180112084232.2857-1-hch@lst.de> 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=07RuFC1Zfs8Ezi8EsP/bxOpwvBBEoSJ4OYSPIkkVu+U=; b=cTHrlfZ5HyZpPVcKiPs0kx/YE 1ynScaFFpiGshg3MkLwMww5ce+GGHe+4O+82xdw6tvFDIk1b0GQbDu5kefs7/9ynz7JZu1c052KvW LO/LrmMEeFO4csDyF7tVbrw6dbkdW3Ldi0VQETtqMz9odlkXNLq4G5AvVOxoLKTTP7dnjJdMpPz0H Zy1z4dQowrs1KKEwKzra8knDQYxoAY9hPY/1alCvocL29EJHXkNOpb7KghS65cjbrIsZkYXmDv2Se /vn4hPIpXxhTvWV4HEsddSReeTVXdgIAvKmsLQC8bZB/mhmsDoXAyb3B1dM2UJgcGkFe8UprAKlob In-Reply-To: <20180112084232.2857-1-hch-jcswGhMUV9g@public.gmane.org> Sender: linux-metag-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org List-ID: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA@public.gmane.org Cc: Konrad Rzeszutek Wilk , linux-alpha-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-snps-arc-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org, linux-c6x-dev-jPsnJVOj+W6hPH1hqNUYSQ@public.gmane.org, linux-cris-kernel-VrBV9hrLPhE@public.gmane.org, linux-hexagon-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-ia64-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-m68k-cunTk1MwBs8S/qaLPR03pWD2FQJk+8+b@public.gmane.org, linux-metag-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Michal Simek , linux-mips-6z/3iImG2C8G8FEW9MqTrA@public.gmane.org, linux-parisc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linuxppc-dev-uLR06cmDAlY/bJ5BZ2RsiQ@public.gmane.org, patches-q3qR2WxjNRFS9aJRtSZj7A@public.gmane.org, linux-s390-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-sh-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, sparclinux-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Guan Xuetao , x86-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org, linux-arch-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org Signed-off-by: Christoph Hellwig --- arch/riscv/include/asm/dma-mapping.h | 8 -------- 1 file changed, 8 deletions(-) diff --git a/arch/riscv/include/asm/dma-mapping.h b/arch/riscv/include/asm/dma-mapping.h index 3eec1000196d..73849e2cc761 100644 --- a/arch/riscv/include/asm/dma-mapping.h +++ b/arch/riscv/include/asm/dma-mapping.h @@ -27,12 +27,4 @@ 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_RISCV_DMA_MAPPING_H */ -- 2.14.2