From patchwork Wed Apr 13 14:41:23 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Andy Shevchenko X-Patchwork-Id: 12812090 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 85BE9C433EF for ; Wed, 13 Apr 2022 14:41:52 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S236194AbiDMOoK (ORCPT ); Wed, 13 Apr 2022 10:44:10 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:33544 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S236200AbiDMOoI (ORCPT ); Wed, 13 Apr 2022 10:44:08 -0400 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 8FAF362133; Wed, 13 Apr 2022 07:41:47 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1649860907; x=1681396907; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=kZyOgKZlsZeQb5OcaI5Of+KAELOgctouaHFIpyMPl0s=; b=FINQTlFyI8Z4vMXLDMR/sHdCROFM02jotxyE+76OcD79SudIya4wAHZR C7wf9D9tDpIB/QimX6uYw4xT6dFSquaTBAeUdEVpIAB1eNzLn2e4SQ6yr AUb9uBmHsedvBdSfVGdkMjPoPyoYe+NKtc0NNZHGABX6pVT4UYohgi48N jkvZ0y/54f5ZaIhhA2TxfFrsyOPvUzLJFtnKeTWUMRTi6YW8sFslQy59M tET1bz3JQPmMeu3ws0fXjuK/I+GRF21MQC1WXYcNehD7ghA5WLSJS0pwD 1RAHlVka3vF0Baz9JkVl93FqBHXCTQjNHqo1AcD7Q+9T0ssva0JeTy733 w==; X-IronPort-AV: E=McAfee;i="6400,9594,10315"; a="244571465" X-IronPort-AV: E=Sophos;i="5.90,257,1643702400"; d="scan'208";a="244571465" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Apr 2022 07:41:46 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,257,1643702400"; d="scan'208";a="552233091" Received: from black.fi.intel.com ([10.237.72.28]) by orsmga007.jf.intel.com with ESMTP; 13 Apr 2022 07:41:44 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id DA4FF14F; Wed, 13 Apr 2022 17:41:43 +0300 (EEST) From: Andy Shevchenko To: =?utf-8?q?Nuno_S=C3=A1?= , Andy Shevchenko , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org Cc: Lars-Peter Clausen , Michael Hennerich , Jonathan Cameron Subject: [PATCH v1 2/3] iio: imu: adis16480: Use temporary variable for struct device Date: Wed, 13 Apr 2022 17:41:23 +0300 Message-Id: <20220413144124.72537-2-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.35.1 In-Reply-To: <20220413144124.72537-1-andriy.shevchenko@linux.intel.com> References: <20220413144124.72537-1-andriy.shevchenko@linux.intel.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Use temporary variable for struct device to make code neater. Signed-off-by: Andy Shevchenko Reviewed-by: Nuno Sá --- drivers/iio/imu/adis16480.c | 46 ++++++++++++++++++------------------- 1 file changed, 23 insertions(+), 23 deletions(-) diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c index 68eed088cca6..287914016f28 100644 --- a/drivers/iio/imu/adis16480.c +++ b/drivers/iio/imu/adis16480.c @@ -1121,6 +1121,7 @@ static irqreturn_t adis16480_trigger_handler(int irq, void *p) struct iio_dev *indio_dev = pf->indio_dev; struct adis16480 *st = iio_priv(indio_dev); struct adis *adis = &st->adis; + struct device *dev = &adis->spi->dev; int ret, bit, offset, i = 0; __be16 *buffer; u32 crc; @@ -1132,7 +1133,7 @@ static irqreturn_t adis16480_trigger_handler(int irq, void *p) adis->tx[1] = 0; ret = spi_write(adis->spi, adis->tx, 2); if (ret) { - dev_err(&adis->spi->dev, "Failed to change device page: %d\n", ret); + dev_err(dev, "Failed to change device page: %d\n", ret); adis_dev_unlock(adis); goto irq_done; } @@ -1142,7 +1143,7 @@ static irqreturn_t adis16480_trigger_handler(int irq, void *p) ret = spi_sync(adis->spi, &adis->msg); if (ret) { - dev_err(&adis->spi->dev, "Failed to read data: %d\n", ret); + dev_err(dev, "Failed to read data: %d\n", ret); adis_dev_unlock(adis); goto irq_done; } @@ -1170,14 +1171,14 @@ static irqreturn_t adis16480_trigger_handler(int irq, void *p) } if (offset == 4) { - dev_err(&adis->spi->dev, "Invalid burst data\n"); + dev_err(dev, "Invalid burst data\n"); goto irq_done; } crc = be16_to_cpu(buffer[offset + 16]) << 16 | be16_to_cpu(buffer[offset + 15]); valid = adis16480_validate_crc((u16 *)&buffer[offset], 15, crc); if (!valid) { - dev_err(&adis->spi->dev, "Invalid crc\n"); + dev_err(dev, "Invalid crc\n"); goto irq_done; } @@ -1216,12 +1217,12 @@ static const struct iio_info adis16480_info = { static int adis16480_stop_device(struct iio_dev *indio_dev) { struct adis16480 *st = iio_priv(indio_dev); + struct device *dev = &st->adis.spi->dev; int ret; ret = adis_write_reg_16(&st->adis, ADIS16480_REG_SLP_CNT, BIT(9)); if (ret) - dev_err(&indio_dev->dev, - "Could not power down device: %d\n", ret); + dev_err(dev, "Could not power down device: %d\n", ret); return ret; } @@ -1253,7 +1254,7 @@ static int adis16480_config_irq_pin(struct adis16480 *st) desc = irq_get_irq_data(st->adis.spi->irq); if (!desc) { - dev_err(&st->adis.spi->dev, "Could not find IRQ %d\n", irq); + dev_err(dev, "Could not find IRQ %d\n", irq); return -EINVAL; } @@ -1290,8 +1291,7 @@ static int adis16480_config_irq_pin(struct adis16480 *st) } else if (irq_type == IRQ_TYPE_EDGE_FALLING) { val |= ADIS16480_DRDY_POL(0); } else { - dev_err(&st->adis.spi->dev, - "Invalid interrupt type 0x%x specified\n", irq_type); + dev_err(dev, "Invalid interrupt type 0x%x specified\n", irq_type); return -EINVAL; } /* Write the data ready configuration to the FNCTIO_CTRL register */ @@ -1315,13 +1315,13 @@ static int adis16480_fw_get_ext_clk_pin(struct adis16480 *st) } clk_input_not_found: - dev_info(&st->adis.spi->dev, - "clk input line not specified, using DIO2\n"); + dev_info(dev, "clk input line not specified, using DIO2\n"); return pin; } static int adis16480_ext_clk_config(struct adis16480 *st, bool enable) { + struct device *dev = &st->adis.spi->dev; unsigned int mode, mask; enum adis16480_int_pin pin; uint16_t val; @@ -1338,9 +1338,7 @@ static int adis16480_ext_clk_config(struct adis16480 *st, bool enable) * automatically resets to zero (disabling the lower priority function). */ if (pin == ADIS16480_DRDY_SEL(val)) - dev_warn(&st->adis.spi->dev, - "DIO%x pin supports only one function at a time\n", - pin + 1); + dev_warn(dev, "DIO%x pin supports only one function at a time\n", pin + 1); mode = ADIS16480_SYNC_EN(enable) | ADIS16480_SYNC_SEL(pin); mask = ADIS16480_SYNC_EN_MSK | ADIS16480_SYNC_SEL_MSK; @@ -1362,27 +1360,29 @@ static int adis16480_ext_clk_config(struct adis16480 *st, bool enable) static int adis16480_get_ext_clocks(struct adis16480 *st) { + struct device *dev = &st->adis.spi->dev; + st->clk_mode = ADIS16480_CLK_INT; - st->ext_clk = devm_clk_get(&st->adis.spi->dev, "sync"); + st->ext_clk = devm_clk_get(dev, "sync"); if (!IS_ERR_OR_NULL(st->ext_clk)) { st->clk_mode = ADIS16480_CLK_SYNC; return 0; } if (PTR_ERR(st->ext_clk) != -ENOENT) { - dev_err(&st->adis.spi->dev, "failed to get ext clk\n"); + dev_err(dev, "failed to get ext clk\n"); return PTR_ERR(st->ext_clk); } if (st->chip_info->has_pps_clk_mode) { - st->ext_clk = devm_clk_get(&st->adis.spi->dev, "pps"); + st->ext_clk = devm_clk_get(dev, "pps"); if (!IS_ERR_OR_NULL(st->ext_clk)) { st->clk_mode = ADIS16480_CLK_PPS; return 0; } if (PTR_ERR(st->ext_clk) != -ENOENT) { - dev_err(&st->adis.spi->dev, "failed to get ext clk\n"); + dev_err(dev, "failed to get ext clk\n"); return PTR_ERR(st->ext_clk); } } @@ -1405,11 +1405,12 @@ static int adis16480_probe(struct spi_device *spi) const struct spi_device_id *id = spi_get_device_id(spi); const struct adis_data *adis16480_data; irq_handler_t trigger_handler = NULL; + struct device *dev = &spi->dev; struct iio_dev *indio_dev; struct adis16480 *st; int ret; - indio_dev = devm_iio_device_alloc(&spi->dev, sizeof(*st)); + indio_dev = devm_iio_device_alloc(dev, sizeof(*st)); if (indio_dev == NULL) return -ENOMEM; @@ -1433,8 +1434,7 @@ static int adis16480_probe(struct spi_device *spi) return ret; if (st->chip_info->has_sleep_cnt) { - ret = devm_add_action_or_reset(&spi->dev, adis16480_stop, - indio_dev); + ret = devm_add_action_or_reset(dev, adis16480_stop, indio_dev); if (ret) return ret; } @@ -1452,7 +1452,7 @@ static int adis16480_probe(struct spi_device *spi) if (ret) return ret; - ret = devm_add_action_or_reset(&spi->dev, adis16480_clk_disable, st->ext_clk); + ret = devm_add_action_or_reset(dev, adis16480_clk_disable, st->ext_clk); if (ret) return ret; @@ -1485,7 +1485,7 @@ static int adis16480_probe(struct spi_device *spi) if (ret) return ret; - ret = devm_iio_device_register(&spi->dev, indio_dev); + ret = devm_iio_device_register(dev, indio_dev); if (ret) return ret;