From patchwork Thu Jan 21 08:33:13 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: knigh dark X-Patchwork-Id: 368506 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-15.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CA9D9C433DB for ; Thu, 21 Jan 2021 08:35:55 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8D8CA23998 for ; Thu, 21 Jan 2021 08:35:55 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727120AbhAUIfa (ORCPT ); Thu, 21 Jan 2021 03:35:30 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:60468 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727653AbhAUIfD (ORCPT ); Thu, 21 Jan 2021 03:35:03 -0500 Received: from mail-qt1-x82e.google.com (mail-qt1-x82e.google.com [IPv6:2607:f8b0:4864:20::82e]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3E2BAC061575; Thu, 21 Jan 2021 00:34:17 -0800 (PST) Received: by mail-qt1-x82e.google.com with SMTP id o18so976612qtp.10; Thu, 21 Jan 2021 00:34:17 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=hMOAJyfPO68mVIjv580xYZQF8xaJ8E997+OoMF8/OQI=; b=m6v+CB1tAJROh1IfPBd3d0qoHGG9tXhZJgICBYrpTkiUHcqor0trYUvUjERJX3duTX b5ah/EJjECkOvsZpG82MOxLYWCjDT4ILuovxZWCwqC8RIc9XZBC/SQQSqO7MuPpsxFqb i1t3aQlyLYA+vu5GqiWvwFVVGdSf2Wa8v4x4ymosLFDl+mRPx9Eq/cCQJlovfG1lSLzh UtJB2FPExquH5rhjeXsRtlT73xw7UUWArgap6isYreLCrQvYDtuwWJrZ9fCtnNRLpr5+ eQcqbLE3XCMl680j/PdcFymDPLU7veM86EGO1R2jjJAzIrRLTBdQt8OBl47TB+TkGhr8 Siwg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=hMOAJyfPO68mVIjv580xYZQF8xaJ8E997+OoMF8/OQI=; b=CtzSMYsj+tCIUps06/kc7aNDr22VQnEvfLj3ZQU86GBsdeggPAEamusZ9BHFEwWkl5 +XAVT+jqCA2MdT5VUs1+UkS58ScBM6ehODCLXKBTKmGaF6TU6LTI/smpxJtg/BqbaLGe WmDwjzrP4y0lxNiLFVciQasN6n/VOpotBZkYd4RZPGoGNAc/Bl8+H+9bRE6DrbhQXGxp IGWBLlB/wTXZnKQs8MfSB7Sqt6tWuxbaKFsk+zG8BmIfqL6CqQBhLq0kzdOVjDkwF69o atd81R6Q6iqXSlJl8v5eBHYfEo8dbqOLnE9oneCbvzIL70fooM6hEQVT1rkG78/hahQ9 RQBg== X-Gm-Message-State: AOAM532gVa8uW06ACaxQLExWabcsEsol3vLvvUJbP6FHFPFbx2vvec3H pnnvvqv4KvdT2GyZgyk4guo= X-Google-Smtp-Source: ABdhPJwNQQUh5RWU6qcVZEFDjxxzztzm7rOUWZ9CI1Oz0N+6tyLmkA2oEWaBnkJ8c93skU7BAFnlmA== X-Received: by 2002:ac8:4f43:: with SMTP id i3mr9092551qtw.140.1611218056570; Thu, 21 Jan 2021 00:34:16 -0800 (PST) Received: from localhost.localdomain ([45.32.7.59]) by smtp.gmail.com with ESMTPSA id e185sm2343003qkb.127.2021.01.21.00.34.10 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 21 Jan 2021 00:34:15 -0800 (PST) From: Su Yanjun To: mkl@pengutronix.de, manivannan.sadhasivam@linaro.org, thomas.kopp@microchip.com, wg@grandegger.com, davem@davemloft.net, kuba@kernel.org, lgirdwood@gmail.com, broonie@kernel.org Cc: linux-can@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Su Yanjun Subject: [PATCH v1] can: mcp251xfd: replace sizeof(u32) with val_bytes in regmap Date: Thu, 21 Jan 2021 16:33:13 +0800 Message-Id: <20210121083313.71296-1-suyanjun218@gmail.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org No functional effect. Signed-off-by: Su Yanjun --- drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c | 15 ++++++++++++--- 1 file changed, 12 insertions(+), 3 deletions(-) diff --git a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c index f07e8b737d31..cc48ccee4694 100644 --- a/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c +++ b/drivers/net/can/spi/mcp251xfd/mcp251xfd-core.c @@ -181,6 +181,12 @@ static int mcp251xfd_clks_and_vdd_disable(const struct mcp251xfd_priv *priv) return 0; } +static inline int +mcp251xfd_get_val_bytes(const struct mcp251xfd_priv *priv) +{ + return priv->map_reg->format.val_bytes; +} + static inline u8 mcp251xfd_cmd_prepare_write_reg(const struct mcp251xfd_priv *priv, union mcp251xfd_write_reg_buf *write_reg_buf, @@ -1308,6 +1314,7 @@ mcp251xfd_tef_obj_read(const struct mcp251xfd_priv *priv, const u8 offset, const u8 len) { const struct mcp251xfd_tx_ring *tx_ring = priv->tx; + int val_bytes = mcp251xfd_get_val_bytes(priv); if (IS_ENABLED(CONFIG_CAN_MCP251XFD_SANITY) && (offset > tx_ring->obj_num || @@ -1322,7 +1329,7 @@ mcp251xfd_tef_obj_read(const struct mcp251xfd_priv *priv, return regmap_bulk_read(priv->map_rx, mcp251xfd_get_tef_obj_addr(offset), hw_tef_obj, - sizeof(*hw_tef_obj) / sizeof(u32) * len); + sizeof(*hw_tef_obj) / val_bytes * len); } static int mcp251xfd_handle_tefif(struct mcp251xfd_priv *priv) @@ -1511,11 +1518,12 @@ mcp251xfd_rx_obj_read(const struct mcp251xfd_priv *priv, const u8 offset, const u8 len) { int err; + int val_bytes = mcp251xfd_get_val_bytes(priv); err = regmap_bulk_read(priv->map_rx, mcp251xfd_get_rx_obj_addr(ring, offset), hw_rx_obj, - len * ring->obj_size / sizeof(u32)); + len * ring->obj_size / val_bytes); return err; } @@ -2139,6 +2147,7 @@ static irqreturn_t mcp251xfd_irq(int irq, void *dev_id) struct mcp251xfd_priv *priv = dev_id; irqreturn_t handled = IRQ_NONE; int err; + int val_bytes = mcp251xfd_get_val_bytes(priv); if (priv->rx_int) do { @@ -2162,7 +2171,7 @@ static irqreturn_t mcp251xfd_irq(int irq, void *dev_id) err = regmap_bulk_read(priv->map_reg, MCP251XFD_REG_INT, &priv->regs_status, sizeof(priv->regs_status) / - sizeof(u32)); + val_bytes); if (err) goto out_fail;