Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752668AbbHTMuy (ORCPT ); Thu, 20 Aug 2015 08:50:54 -0400 Received: from metis.ext.pengutronix.de ([92.198.50.35]:42914 "EHLO metis.ext.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750926AbbHTMuT (ORCPT ); Thu, 20 Aug 2015 08:50:19 -0400 From: Markus Pargmann To: Jonathan Cameron Cc: Srinivas Pandruvada , Irina Tirdea , Lars-Peter Clausen , linux-iio@vger.kernel.org, linux-kernel@vger.kernel.org, kernel@pengutronix.de, Markus Pargmann Subject: [PATCH v2 2/4] iio: bcm150: Remove i2c_client from private data Date: Thu, 20 Aug 2015 14:49:44 +0200 Message-Id: <1440074986-28716-3-git-send-email-mpa@pengutronix.de> X-Mailer: git-send-email 2.4.6 In-Reply-To: <1440074986-28716-1-git-send-email-mpa@pengutronix.de> References: <1440074986-28716-1-git-send-email-mpa@pengutronix.de> X-SA-Exim-Connect-IP: 2001:67c:670:100:1d::7 X-SA-Exim-Mail-From: mpa@pengutronix.de X-SA-Exim-Scanned: No (on metis.ext.pengutronix.de); SAEximRunCond expanded to false X-PTX-Original-Recipient: linux-kernel@vger.kernel.org Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 14928 Lines: 423 i2c_client struct is now only used for debugging output. We can use the device struct as well so we can remove all struct i2c_client usage. Signed-off-by: Markus Pargmann Acked-by: Jonathan Cameron --- drivers/iio/accel/bmc150-accel.c | 120 +++++++++++++++++++-------------------- 1 file changed, 58 insertions(+), 62 deletions(-) diff --git a/drivers/iio/accel/bmc150-accel.c b/drivers/iio/accel/bmc150-accel.c index c5c773e75173..e4a0691d9b88 100644 --- a/drivers/iio/accel/bmc150-accel.c +++ b/drivers/iio/accel/bmc150-accel.c @@ -185,9 +185,9 @@ enum bmc150_accel_trigger_id { }; struct bmc150_accel_data { - struct i2c_client *client; struct regmap *regmap; struct device *dev; + int irq; struct bmc150_accel_interrupt interrupts[BMC150_ACCEL_INTERRUPTS]; atomic_t active_intr; struct bmc150_accel_trigger triggers[BMC150_ACCEL_TRIGGERS]; @@ -276,11 +276,11 @@ static int bmc150_accel_set_mode(struct bmc150_accel_data *data, lpw_bits = mode << BMC150_ACCEL_PMU_MODE_SHIFT; lpw_bits |= (dur_val << BMC150_ACCEL_PMU_BIT_SLEEP_DUR_SHIFT); - dev_dbg(&data->client->dev, "Set Mode bits %x\n", lpw_bits); + dev_dbg(data->dev, "Set Mode bits %x\n", lpw_bits); ret = regmap_write(data->regmap, BMC150_ACCEL_REG_PMU_LPW, lpw_bits); if (ret < 0) { - dev_err(&data->client->dev, "Error writing reg_pmu_lpw\n"); + dev_err(data->dev, "Error writing reg_pmu_lpw\n"); return ret; } @@ -318,18 +318,18 @@ static int bmc150_accel_update_slope(struct bmc150_accel_data *data) ret = regmap_write(data->regmap, BMC150_ACCEL_REG_INT_6, data->slope_thres); if (ret < 0) { - dev_err(&data->client->dev, "Error writing reg_int_6\n"); + dev_err(data->dev, "Error writing reg_int_6\n"); return ret; } ret = regmap_update_bits(data->regmap, BMC150_ACCEL_REG_INT_5, BMC150_ACCEL_SLOPE_DUR_MASK, data->slope_dur); if (ret < 0) { - dev_err(&data->client->dev, "Error updating reg_int_5\n"); + dev_err(data->dev, "Error updating reg_int_5\n"); return ret; } - dev_dbg(&data->client->dev, "%s: %x %x\n", __func__, data->slope_thres, + dev_dbg(data->dev, "%s: %x %x\n", __func__, data->slope_thres, data->slope_dur); return ret; @@ -351,14 +351,14 @@ static int bmc150_accel_chip_init(struct bmc150_accel_data *data) ret = regmap_read(data->regmap, BMC150_ACCEL_REG_CHIP_ID, &val); if (ret < 0) { - dev_err(&data->client->dev, + dev_err(data->dev, "Error: Reading chip id\n"); return ret; } - dev_dbg(&data->client->dev, "Chip Id %x\n", val); + dev_dbg(data->dev, "Chip Id %x\n", val); if (val != data->chip_info->chip_id) { - dev_err(&data->client->dev, "Invalid chip %x\n", val); + dev_err(data->dev, "Invalid chip %x\n", val); return -ENODEV; } @@ -375,8 +375,7 @@ static int bmc150_accel_chip_init(struct bmc150_accel_data *data) ret = regmap_write(data->regmap, BMC150_ACCEL_REG_PMU_RANGE, BMC150_ACCEL_DEF_RANGE_4G); if (ret < 0) { - dev_err(&data->client->dev, - "Error writing reg_pmu_range\n"); + dev_err(data->dev, "Error writing reg_pmu_range\n"); return ret; } @@ -394,7 +393,7 @@ static int bmc150_accel_chip_init(struct bmc150_accel_data *data) BMC150_ACCEL_INT_MODE_LATCH_INT | BMC150_ACCEL_INT_MODE_LATCH_RESET); if (ret < 0) { - dev_err(&data->client->dev, + dev_err(data->dev, "Error writing reg_int_rst_latch\n"); return ret; } @@ -436,16 +435,16 @@ static int bmc150_accel_set_power_state(struct bmc150_accel_data *data, bool on) int ret; if (on) - ret = pm_runtime_get_sync(&data->client->dev); + ret = pm_runtime_get_sync(data->dev); else { - pm_runtime_mark_last_busy(&data->client->dev); - ret = pm_runtime_put_autosuspend(&data->client->dev); + pm_runtime_mark_last_busy(data->dev); + ret = pm_runtime_put_autosuspend(data->dev); } if (ret < 0) { - dev_err(&data->client->dev, + dev_err(data->dev, "Failed: bmc150_accel_set_power_state for %d\n", on); if (on) - pm_runtime_put_noidle(&data->client->dev); + pm_runtime_put_noidle(data->dev); return ret; } @@ -528,7 +527,7 @@ static int bmc150_accel_set_interrupt(struct bmc150_accel_data *data, int i, ret = regmap_update_bits(data->regmap, info->map_reg, info->map_bitmask, (state ? info->map_bitmask : 0)); if (ret < 0) { - dev_err(&data->client->dev, "Error updating reg_int_map\n"); + dev_err(data->dev, "Error updating reg_int_map\n"); goto out_fix_power_state; } @@ -536,7 +535,7 @@ static int bmc150_accel_set_interrupt(struct bmc150_accel_data *data, int i, ret = regmap_update_bits(data->regmap, info->en_reg, info->en_bitmask, (state ? info->en_bitmask : 0)); if (ret < 0) { - dev_err(&data->client->dev, "Error updating reg_int_en\n"); + dev_err(data->dev, "Error updating reg_int_en\n"); goto out_fix_power_state; } @@ -563,7 +562,7 @@ static int bmc150_accel_set_scale(struct bmc150_accel_data *data, int val) BMC150_ACCEL_REG_PMU_RANGE, data->chip_info->scale_table[i].reg_range); if (ret < 0) { - dev_err(&data->client->dev, + dev_err(data->dev, "Error writing pmu_range\n"); return ret; } @@ -585,7 +584,7 @@ static int bmc150_accel_get_temp(struct bmc150_accel_data *data, int *val) ret = regmap_read(data->regmap, BMC150_ACCEL_REG_TEMP, &value); if (ret < 0) { - dev_err(&data->client->dev, "Error reading reg_temp\n"); + dev_err(data->dev, "Error reading reg_temp\n"); mutex_unlock(&data->mutex); return ret; } @@ -614,7 +613,7 @@ static int bmc150_accel_get_axis(struct bmc150_accel_data *data, ret = regmap_bulk_read(data->regmap, BMC150_ACCEL_AXIS_TO_REG(axis), &raw_val, 2); if (ret < 0) { - dev_err(&data->client->dev, "Error reading axis %d\n", axis); + dev_err(data->dev, "Error reading axis %d\n", axis); bmc150_accel_set_power_state(data, false); mutex_unlock(&data->mutex); return ret; @@ -928,7 +927,7 @@ static int __bmc150_accel_fifo_flush(struct iio_dev *indio_dev, ret = regmap_read(data->regmap, BMC150_ACCEL_REG_FIFO_STATUS, &val); if (ret < 0) { - dev_err(&data->client->dev, "Error reading reg_fifo_status\n"); + dev_err(data->dev, "Error reading reg_fifo_status\n"); return ret; } @@ -1209,7 +1208,7 @@ static int bmc150_accel_trig_try_reen(struct iio_trigger *trig) BMC150_ACCEL_INT_MODE_LATCH_RESET); mutex_unlock(&data->mutex); if (ret < 0) { - dev_err(&data->client->dev, + dev_err(data->dev, "Error writing reg_int_rst_latch\n"); return ret; } @@ -1267,7 +1266,7 @@ static int bmc150_accel_handle_roc_event(struct iio_dev *indio_dev) ret = regmap_read(data->regmap, BMC150_ACCEL_REG_INT_STATUS_2, &val); if (ret < 0) { - dev_err(&data->client->dev, "Error reading reg_int_status_2\n"); + dev_err(data->dev, "Error reading reg_int_status_2\n"); return ret; } @@ -1327,7 +1326,7 @@ static irqreturn_t bmc150_accel_irq_thread_handler(int irq, void *private) BMC150_ACCEL_INT_MODE_LATCH_INT | BMC150_ACCEL_INT_MODE_LATCH_RESET); if (ret) - dev_err(&data->client->dev, "Error writing reg_int_rst_latch\n"); + dev_err(data->dev, "Error writing reg_int_rst_latch\n"); ret = IRQ_HANDLED; } else { ret = IRQ_NONE; @@ -1379,17 +1378,13 @@ static const char *bmc150_accel_match_acpi_device(struct device *dev, int *data) return dev_name(dev); } -static int bmc150_accel_gpio_probe(struct i2c_client *client, - struct bmc150_accel_data *data) +static int bmc150_accel_gpio_probe(struct bmc150_accel_data *data) { struct device *dev; struct gpio_desc *gpio; int ret; - if (!client) - return -EINVAL; - - dev = &client->dev; + dev = data->dev; /* data ready gpio interrupt pin */ gpio = devm_gpiod_get_index(dev, BMC150_ACCEL_GPIO_NAME, 0, GPIOD_IN); @@ -1442,7 +1437,7 @@ static int bmc150_accel_triggers_setup(struct iio_dev *indio_dev, for (i = 0; i < BMC150_ACCEL_TRIGGERS; i++) { struct bmc150_accel_trigger *t = &data->triggers[i]; - t->indio_trig = devm_iio_trigger_alloc(&data->client->dev, + t->indio_trig = devm_iio_trigger_alloc(data->dev, bmc150_accel_triggers[i].name, indio_dev->name, indio_dev->id); @@ -1451,7 +1446,7 @@ static int bmc150_accel_triggers_setup(struct iio_dev *indio_dev, break; } - t->indio_trig->dev.parent = &data->client->dev; + t->indio_trig->dev.parent = data->dev; t->indio_trig->ops = &bmc150_accel_trigger_ops; t->intr = bmc150_accel_triggers[i].intr; t->data = data; @@ -1480,7 +1475,7 @@ static int bmc150_accel_fifo_set_mode(struct bmc150_accel_data *data) ret = regmap_write(data->regmap, reg, data->fifo_mode); if (ret < 0) { - dev_err(&data->client->dev, "Error writing reg_fifo_config1\n"); + dev_err(data->dev, "Error writing reg_fifo_config1\n"); return ret; } @@ -1490,7 +1485,7 @@ static int bmc150_accel_fifo_set_mode(struct bmc150_accel_data *data) ret = regmap_write(data->regmap, BMC150_ACCEL_REG_FIFO_CONFIG0, data->watermark); if (ret < 0) - dev_err(&data->client->dev, "Error writing reg_fifo_config0\n"); + dev_err(data->dev, "Error writing reg_fifo_config0\n"); return ret; } @@ -1580,6 +1575,7 @@ static int bmc150_accel_probe(struct i2c_client *client, int ret; const char *name = NULL; int chip_id = 0; + struct device *dev; indio_dev = devm_iio_device_alloc(&client->dev, sizeof(*data)); if (!indio_dev) @@ -1587,12 +1583,13 @@ static int bmc150_accel_probe(struct i2c_client *client, data = iio_priv(indio_dev); i2c_set_clientdata(client, indio_dev); - data->client = client; data->dev = &client->dev; + dev = &client->dev; + data->irq = client->irq; data->regmap = devm_regmap_init_i2c(client, &bmc150_i2c_regmap_conf); if (IS_ERR(data->regmap)) { - dev_err(&client->dev, "Failed to initialize i2c regmap\n"); + dev_err(dev, "Failed to initialize i2c regmap\n"); return PTR_ERR(data->regmap); } @@ -1601,8 +1598,8 @@ static int bmc150_accel_probe(struct i2c_client *client, chip_id = id->driver_data; } - if (ACPI_HANDLE(&client->dev)) - name = bmc150_accel_match_acpi_device(&client->dev, &chip_id); + if (ACPI_HANDLE(dev)) + name = bmc150_accel_match_acpi_device(dev, &chip_id); data->chip_info = &bmc150_accel_chip_info_tbl[chip_id]; @@ -1612,7 +1609,7 @@ static int bmc150_accel_probe(struct i2c_client *client, mutex_init(&data->mutex); - indio_dev->dev.parent = &client->dev; + indio_dev->dev.parent = dev; indio_dev->channels = data->chip_info->channels; indio_dev->num_channels = data->chip_info->num_channels; indio_dev->name = name; @@ -1624,16 +1621,16 @@ static int bmc150_accel_probe(struct i2c_client *client, bmc150_accel_trigger_handler, &bmc150_accel_buffer_ops); if (ret < 0) { - dev_err(&client->dev, "Failed: iio triggered buffer setup\n"); + dev_err(data->dev, "Failed: iio triggered buffer setup\n"); return ret; } - if (client->irq < 0) - client->irq = bmc150_accel_gpio_probe(client, data); + if (data->irq <= 0) + data->irq = bmc150_accel_gpio_probe(data); - if (client->irq > 0) { + if (data->irq > 0) { ret = devm_request_threaded_irq( - &client->dev, client->irq, + data->dev, data->irq, bmc150_accel_irq_handler, bmc150_accel_irq_thread_handler, IRQF_TRIGGER_RISING, @@ -1651,7 +1648,7 @@ static int bmc150_accel_probe(struct i2c_client *client, ret = regmap_write(data->regmap, BMC150_ACCEL_REG_INT_RST_LATCH, BMC150_ACCEL_INT_MODE_LATCH_RESET); if (ret < 0) { - dev_err(&data->client->dev, "Error writing reg_int_rst_latch\n"); + dev_err(data->dev, "Error writing reg_int_rst_latch\n"); goto err_buffer_cleanup; } @@ -1672,18 +1669,17 @@ static int bmc150_accel_probe(struct i2c_client *client, ret = iio_device_register(indio_dev); if (ret < 0) { - dev_err(&client->dev, "Unable to register iio device\n"); + dev_err(data->dev, "Unable to register iio device\n"); goto err_trigger_unregister; } - ret = pm_runtime_set_active(&client->dev); + ret = pm_runtime_set_active(dev); if (ret) goto err_iio_unregister; - pm_runtime_enable(&client->dev); - pm_runtime_set_autosuspend_delay(&client->dev, - BMC150_AUTO_SUSPEND_DELAY_MS); - pm_runtime_use_autosuspend(&client->dev); + pm_runtime_enable(dev); + pm_runtime_set_autosuspend_delay(dev, BMC150_AUTO_SUSPEND_DELAY_MS); + pm_runtime_use_autosuspend(dev); return 0; @@ -1702,9 +1698,9 @@ static int bmc150_accel_remove(struct i2c_client *client) struct iio_dev *indio_dev = i2c_get_clientdata(client); struct bmc150_accel_data *data = iio_priv(indio_dev); - pm_runtime_disable(&client->dev); - pm_runtime_set_suspended(&client->dev); - pm_runtime_put_noidle(&client->dev); + pm_runtime_disable(data->dev); + pm_runtime_set_suspended(data->dev); + pm_runtime_put_noidle(data->dev); iio_device_unregister(indio_dev); @@ -1722,7 +1718,7 @@ static int bmc150_accel_remove(struct i2c_client *client) #ifdef CONFIG_PM_SLEEP static int bmc150_accel_suspend(struct device *dev) { - struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev)); + struct iio_dev *indio_dev = dev_get_drvdata(dev); struct bmc150_accel_data *data = iio_priv(indio_dev); mutex_lock(&data->mutex); @@ -1734,7 +1730,7 @@ static int bmc150_accel_suspend(struct device *dev) static int bmc150_accel_resume(struct device *dev) { - struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev)); + struct iio_dev *indio_dev = dev_get_drvdata(dev); struct bmc150_accel_data *data = iio_priv(indio_dev); mutex_lock(&data->mutex); @@ -1750,11 +1746,11 @@ static int bmc150_accel_resume(struct device *dev) #ifdef CONFIG_PM static int bmc150_accel_runtime_suspend(struct device *dev) { - struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev)); + struct iio_dev *indio_dev = dev_get_drvdata(dev); struct bmc150_accel_data *data = iio_priv(indio_dev); int ret; - dev_dbg(&data->client->dev, __func__); + dev_dbg(data->dev, __func__); ret = bmc150_accel_set_mode(data, BMC150_ACCEL_SLEEP_MODE_SUSPEND, 0); if (ret < 0) return -EAGAIN; @@ -1764,12 +1760,12 @@ static int bmc150_accel_runtime_suspend(struct device *dev) static int bmc150_accel_runtime_resume(struct device *dev) { - struct iio_dev *indio_dev = i2c_get_clientdata(to_i2c_client(dev)); + struct iio_dev *indio_dev = dev_get_drvdata(dev); struct bmc150_accel_data *data = iio_priv(indio_dev); int ret; int sleep_val; - dev_dbg(&data->client->dev, __func__); + dev_dbg(data->dev, __func__); ret = bmc150_accel_set_mode(data, BMC150_ACCEL_SLEEP_MODE_NORMAL, 0); 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