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Fri, 16 Mar 2018 16:16:50 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=codeaurora.org; s=default; t=1521217012; bh=zucObUjj1v9HtAxAtn9mt/JYwqJuTRY/fGE9d4RnHc0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=n+K1sOqB0hZ7GvlpGDxkgDBLsrg1lvyqzgV9YggICv1yfe1aEUFrGUOMS+r4Fs5po Qy7YgDtrB7VUyIZ8jxUrzEHwefXfWmvJZAIwJS9PNpDYbqOi/NgI7c7eEy3e9CYaSW d/5TDAInRZCVxMoUiTiTNC/YUx3xGIP7NqklnzqU= DMARC-Filter: OpenDMARC Filter v1.3.2 smtp.codeaurora.org 083AE60F71 Authentication-Results: pdx-caf-mail.web.codeaurora.org; dmarc=none (p=none dis=none) header.from=codeaurora.org Authentication-Results: pdx-caf-mail.web.codeaurora.org; spf=none smtp.mailfrom=okaya@codeaurora.org From: Sinan Kaya To: netdev@vger.kernel.org, timur@codeaurora.org, sulrich@codeaurora.org Subject: [PATCH v3 05/18] ixgbevf: keep writel() closer to wmb() Date: Fri, 16 Mar 2018 12:16:18 -0400 Message-Id: <1521216991-28706-6-git-send-email-okaya@codeaurora.org> X-Mailer: git-send-email 2.7.4 In-Reply-To: <1521216991-28706-1-git-send-email-okaya@codeaurora.org> References: <1521216991-28706-1-git-send-email-okaya@codeaurora.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20180316_091658_693287_EDBDE7B8 X-CRM114-Status: GOOD ( 11.72 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, Sinan Kaya , intel-wired-lan@lists.osuosl.org, Jeff Kirsher , linux-arm-kernel@lists.infradead.org Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Virus-Scanned: ClamAV using ClamSMTP Remove ixgbevf_write_tail() in favor of moving writel() close to wmb(). Signed-off-by: Sinan Kaya --- drivers/net/ethernet/intel/ixgbevf/ixgbevf.h | 5 ----- drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c | 4 ++-- 2 files changed, 2 insertions(+), 7 deletions(-) diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h index f695242..11e893e 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf.h @@ -244,11 +244,6 @@ static inline u16 ixgbevf_desc_unused(struct ixgbevf_ring *ring) return ((ntc > ntu) ? 0 : ring->count) + ntc - ntu - 1; } -static inline void ixgbevf_write_tail(struct ixgbevf_ring *ring, u32 value) -{ - writel(value, ring->tail); -} - #define IXGBEVF_RX_DESC(R, i) \ (&(((union ixgbe_adv_rx_desc *)((R)->desc))[i])) #define IXGBEVF_TX_DESC(R, i) \ diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c index 9b3d43d..6bf778a 100644 --- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c +++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c @@ -659,7 +659,7 @@ static void ixgbevf_alloc_rx_buffers(struct ixgbevf_ring *rx_ring, * such as IA-64). */ wmb(); - ixgbevf_write_tail(rx_ring, i); + writel(i, rx_ring->tail); } } @@ -3644,7 +3644,7 @@ static void ixgbevf_tx_map(struct ixgbevf_ring *tx_ring, tx_ring->next_to_use = i; /* notify HW of packet */ - ixgbevf_write_tail(tx_ring, i); + writel(i, tx_ring->tail); return; dma_error: