From patchwork Fri Aug 18 18:12:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Biju Das X-Patchwork-Id: 13358185 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 EC873EE498E for ; Fri, 18 Aug 2023 18:13:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1352470AbjHRSMz (ORCPT ); Fri, 18 Aug 2023 14:12:55 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57158 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1379386AbjHRSMh (ORCPT ); Fri, 18 Aug 2023 14:12:37 -0400 Received: from relmlie5.idc.renesas.com (relmlor1.renesas.com [210.160.252.171]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 2CFC92D70; Fri, 18 Aug 2023 11:12:35 -0700 (PDT) X-IronPort-AV: E=Sophos;i="6.01,183,1684767600"; d="scan'208";a="173296054" Received: from unknown (HELO relmlir5.idc.renesas.com) ([10.200.68.151]) by relmlie5.idc.renesas.com with ESMTP; 19 Aug 2023 03:12:34 +0900 Received: from localhost.localdomain (unknown [10.226.93.81]) by relmlir5.idc.renesas.com (Postfix) with ESMTP id 1E5C8400940C; Sat, 19 Aug 2023 03:12:31 +0900 (JST) From: Biju Das To: Jonathan Cameron Cc: Biju Das , Lars-Peter Clausen , Michael Hennerich , linux-iio@vger.kernel.org, Geert Uytterhoeven , Prabhakar Mahadev Lad , linux-renesas-soc@vger.kernel.org Subject: [PATCH v2] iio: accel: adxl345: Convert enum->pointer for data in match data table Date: Fri, 18 Aug 2023 19:12:29 +0100 Message-Id: <20230818181229.329055-1-biju.das.jz@bp.renesas.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org Convert enum->pointer for data in match data table, so that device_get_match_data() can do match against OF/ACPI/I2C tables, once i2c bus type match support added to it. Add struct adxl3x5_chip_info and replace enum->adxl3x5_chip_info in the match table and simplify adxl345_probe(). Signed-off-by: Biju Das --- v1->v2: * Replaced EINVAL->ENODEV for invaild chip type. * Kept leading commas for adxl345_*_info and adxl375_*_info. * Restored switch statement in adxl345_core_probe() --- drivers/iio/accel/adxl345.h | 5 +++++ drivers/iio/accel/adxl345_core.c | 16 ++++++---------- drivers/iio/accel/adxl345_i2c.c | 20 +++++++++++++++----- drivers/iio/accel/adxl345_spi.c | 20 +++++++++++++++----- 4 files changed, 41 insertions(+), 20 deletions(-) diff --git a/drivers/iio/accel/adxl345.h b/drivers/iio/accel/adxl345.h index d7e67cb08538..8df1b7f43cb9 100644 --- a/drivers/iio/accel/adxl345.h +++ b/drivers/iio/accel/adxl345.h @@ -13,6 +13,11 @@ enum adxl345_device_type { ADXL375 = 2, }; +struct adxl3x5_chip_info { + const char *name; + unsigned int type; +}; + int adxl345_core_probe(struct device *dev, struct regmap *regmap); #endif /* _ADXL345_H_ */ diff --git a/drivers/iio/accel/adxl345_core.c b/drivers/iio/accel/adxl345_core.c index 1919e0089c11..810048099ba9 100644 --- a/drivers/iio/accel/adxl345_core.c +++ b/drivers/iio/accel/adxl345_core.c @@ -222,23 +222,19 @@ static void adxl345_powerdown(void *regmap) int adxl345_core_probe(struct device *dev, struct regmap *regmap) { - enum adxl345_device_type type; + const struct adxl3x5_chip_info *info; struct adxl345_data *data; struct iio_dev *indio_dev; - const char *name; u32 regval; int ret; - type = (uintptr_t)device_get_match_data(dev); - switch (type) { + info = device_get_match_data(dev); + switch (info->type) { case ADXL345: - name = "adxl345"; - break; case ADXL375: - name = "adxl375"; break; default: - return -EINVAL; + return -ENODEV; } ret = regmap_read(regmap, ADXL345_REG_DEVID, ®val); @@ -255,7 +251,7 @@ int adxl345_core_probe(struct device *dev, struct regmap *regmap) data = iio_priv(indio_dev); data->regmap = regmap; - data->type = type; + data->type = info->type; /* Enable full-resolution mode */ data->data_range = ADXL345_DATA_FORMAT_FULL_RES; @@ -264,7 +260,7 @@ int adxl345_core_probe(struct device *dev, struct regmap *regmap) if (ret < 0) return dev_err_probe(dev, ret, "Failed to set data range\n"); - indio_dev->name = name; + indio_dev->name = info->name; indio_dev->info = &adxl345_info; indio_dev->modes = INDIO_DIRECT_MODE; indio_dev->channels = adxl345_channels; diff --git a/drivers/iio/accel/adxl345_i2c.c b/drivers/iio/accel/adxl345_i2c.c index e47d12f19602..219de556e81a 100644 --- a/drivers/iio/accel/adxl345_i2c.c +++ b/drivers/iio/accel/adxl345_i2c.c @@ -30,22 +30,32 @@ static int adxl345_i2c_probe(struct i2c_client *client) return adxl345_core_probe(&client->dev, regmap); } +static const struct adxl3x5_chip_info adxl345_i2c_info = { + .name = "adxl345", + .type = ADXL345, +}; + +static const struct adxl3x5_chip_info adxl375_i2c_info = { + .name = "adxl375", + .type = ADXL375, +}; + static const struct i2c_device_id adxl345_i2c_id[] = { - { "adxl345", ADXL345 }, - { "adxl375", ADXL375 }, + { "adxl345", (kernel_ulong_t)&adxl345_i2c_info }, + { "adxl375", (kernel_ulong_t)&adxl375_i2c_info }, { } }; MODULE_DEVICE_TABLE(i2c, adxl345_i2c_id); static const struct of_device_id adxl345_of_match[] = { - { .compatible = "adi,adxl345", .data = (const void *)ADXL345 }, - { .compatible = "adi,adxl375", .data = (const void *)ADXL375 }, + { .compatible = "adi,adxl345", .data = &adxl345_i2c_info }, + { .compatible = "adi,adxl375", .data = &adxl375_i2c_info }, { } }; MODULE_DEVICE_TABLE(of, adxl345_of_match); static const struct acpi_device_id adxl345_acpi_match[] = { - { "ADS0345", ADXL345 }, + { "ADS0345", (kernel_ulong_t)&adxl345_i2c_info }, { } }; MODULE_DEVICE_TABLE(acpi, adxl345_acpi_match); diff --git a/drivers/iio/accel/adxl345_spi.c b/drivers/iio/accel/adxl345_spi.c index aaade5808657..3acdacc07293 100644 --- a/drivers/iio/accel/adxl345_spi.c +++ b/drivers/iio/accel/adxl345_spi.c @@ -36,22 +36,32 @@ static int adxl345_spi_probe(struct spi_device *spi) return adxl345_core_probe(&spi->dev, regmap); } +static const struct adxl3x5_chip_info adxl345_spi_info = { + .name = "adxl345", + .type = ADXL345, +}; + +static const struct adxl3x5_chip_info adxl375_spi_info = { + .name = "adxl375", + .type = ADXL375, +}; + static const struct spi_device_id adxl345_spi_id[] = { - { "adxl345", ADXL345 }, - { "adxl375", ADXL375 }, + { "adxl345", (kernel_ulong_t)&adxl345_spi_info }, + { "adxl375", (kernel_ulong_t)&adxl375_spi_info }, { } }; MODULE_DEVICE_TABLE(spi, adxl345_spi_id); static const struct of_device_id adxl345_of_match[] = { - { .compatible = "adi,adxl345", .data = (const void *)ADXL345 }, - { .compatible = "adi,adxl375", .data = (const void *)ADXL375 }, + { .compatible = "adi,adxl345", .data = &adxl345_spi_info }, + { .compatible = "adi,adxl375", .data = &adxl375_spi_info }, { } }; MODULE_DEVICE_TABLE(of, adxl345_of_match); static const struct acpi_device_id adxl345_acpi_match[] = { - { "ADS0345", ADXL345 }, + { "ADS0345", (kernel_ulong_t)&adxl345_spi_info }, { } }; MODULE_DEVICE_TABLE(acpi, adxl345_acpi_match);