Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753384Ab3GBQIg (ORCPT ); Tue, 2 Jul 2013 12:08:36 -0400 Received: from mail-pa0-f41.google.com ([209.85.220.41]:51149 "EHLO mail-pa0-f41.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752152Ab3GBQIf (ORCPT ); Tue, 2 Jul 2013 12:08:35 -0400 From: Grant Grundler To: Joerg Roedel , Sachin Kamat Cc: Jiri Kosina , Wei Yongjun , Kukjin Kim , linux-kernel@vger.kernel.org, Grant Grundler Subject: [PATCH] iommu/exynos: remove dead code (set_prefbuf) Date: Tue, 2 Jul 2013 09:08:27 -0700 Message-Id: <1372781307-7906-1-git-send-email-grundler@chromium.org> X-Mailer: git-send-email 1.8.3 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 2009 Lines: 70 exynos_sysmmu_set_prefbuf() is not called any where. Signed-off-by: Grant Grundler --- drivers/iommu/exynos-iommu.c | 44 -------------------------------------------- 1 file changed, 44 deletions(-) diff --git a/drivers/iommu/exynos-iommu.c b/drivers/iommu/exynos-iommu.c index 3f32d64..0740189 100644 --- a/drivers/iommu/exynos-iommu.c +++ b/drivers/iommu/exynos-iommu.c @@ -247,50 +247,6 @@ static void __sysmmu_set_prefbuf(void __iomem *sfrbase, unsigned long base, __raw_writel(size - 1 + base, sfrbase + REG_PB0_EADDR + idx * 8); } -void exynos_sysmmu_set_prefbuf(struct device *dev, - unsigned long base0, unsigned long size0, - unsigned long base1, unsigned long size1) -{ - struct sysmmu_drvdata *data = dev_get_drvdata(dev->archdata.iommu); - unsigned long flags; - int i; - - BUG_ON((base0 + size0) <= base0); - BUG_ON((size1 > 0) && ((base1 + size1) <= base1)); - - read_lock_irqsave(&data->lock, flags); - if (!is_sysmmu_active(data)) - goto finish; - - for (i = 0; i < data->nsfrs; i++) { - if ((readl(data->sfrbases[i] + REG_MMU_VERSION) >> 28) == 3) { - if (!sysmmu_block(data->sfrbases[i])) - continue; - - if (size1 == 0) { - if (size0 <= SZ_128K) { - base1 = base0; - size1 = size0; - } else { - size1 = size0 - - ALIGN(size0 / 2, SZ_64K); - size0 = size0 - size1; - base1 = base0 + size0; - } - } - - __sysmmu_set_prefbuf( - data->sfrbases[i], base0, size0, 0); - __sysmmu_set_prefbuf( - data->sfrbases[i], base1, size1, 1); - - sysmmu_unblock(data->sfrbases[i]); - } - } -finish: - read_unlock_irqrestore(&data->lock, flags); -} - static void __set_fault_handler(struct sysmmu_drvdata *data, sysmmu_fault_handler_t handler) { -- 1.8.3 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/