From patchwork Tue Dec 6 03:16:08 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: ye.xingchen@zte.com.cn X-Patchwork-Id: 13065359 Received: from mxct.zte.com.cn (mxct.zte.com.cn [183.62.165.209]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 42D7417E2 for ; Tue, 6 Dec 2022 03:16:27 +0000 (UTC) Received: from mse-fl1.zte.com.cn (unknown [10.5.228.132]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mxct.zte.com.cn (FangMail) with ESMTPS id 4NR5D04l4Jz4y0v9; Tue, 6 Dec 2022 11:16:16 +0800 (CST) Received: from xaxapp01.zte.com.cn ([10.88.40.50]) by mse-fl1.zte.com.cn with SMTP id 2B63G7iu068075; Tue, 6 Dec 2022 11:16:07 +0800 (+08) (envelope-from ye.xingchen@zte.com.cn) Received: from mapi (xaxapp01[null]) by mapi (Zmail) with MAPI id mid31; Tue, 6 Dec 2022 11:16:08 +0800 (CST) Date: Tue, 6 Dec 2022 11:16:08 +0800 (CST) X-Zmail-TransId: 2af9638eb3f85e275bd0 X-Mailer: Zmail v1.0 Message-ID: <202212061116089380072@zte.com.cn> Precedence: bulk X-Mailing-List: chrome-platform@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 From: To: Cc: , , , , , , , , Subject: =?utf-8?q?=5BPATCH_linux-next=5D_power=3A_supply=3A_convert_sprintf?= =?utf-8?q?_with_sysfs=5Femit=28=29?= X-MAIL: mse-fl1.zte.com.cn 2B63G7iu068075 X-Fangmail-Gw-Spam-Type: 0 X-FangMail-Miltered: at cgslv5.04-192.168.251.13.novalocal with ID 638EB400.000 by FangMail milter! X-FangMail-Envelope: 1670296576/4NR5D04l4Jz4y0v9/638EB400.000/10.5.228.132/[10.5.228.132]/mse-fl1.zte.com.cn/ X-Fangmail-Anti-Spam-Filtered: true X-Fangmail-MID-QID: 638EB400.000/4NR5D04l4Jz4y0v9 From: ye xingchen Follow the advice of the Documentation/filesystems/sysfs.rst and show() should only use sysfs_emit() or sysfs_emit_at() when formatting the value to be returned to user space. Signed-off-by: ye xingchen --- drivers/power/supply/ab8500_fg.c | 4 +-- drivers/power/supply/bq2415x_charger.c | 44 +++++++++++------------ drivers/power/supply/charger-manager.c | 6 ++-- drivers/power/supply/cros_usbpd-charger.c | 4 +-- drivers/power/supply/ds2780_battery.c | 8 ++--- drivers/power/supply/ds2781_battery.c | 8 ++--- drivers/power/supply/isp1704_charger.c | 2 +- drivers/power/supply/ltc4162-l-charger.c | 12 +++---- drivers/power/supply/mp2629_charger.c | 2 +- drivers/power/supply/olpc_battery.c | 4 +-- drivers/power/supply/pcf50633-charger.c | 6 ++-- drivers/power/supply/pmu_battery.c | 2 +- drivers/power/supply/power_supply_sysfs.c | 12 +++---- drivers/power/supply/sbs-battery.c | 2 +- drivers/power/supply/test_power.c | 12 +++---- drivers/power/supply/wm8350_power.c | 2 +- 16 files changed, 65 insertions(+), 65 deletions(-) diff --git a/drivers/power/supply/ab8500_fg.c b/drivers/power/supply/ab8500_fg.c index d989eadaa933..41a7bff9ac37 100644 --- a/drivers/power/supply/ab8500_fg.c +++ b/drivers/power/supply/ab8500_fg.c @@ -2453,7 +2453,7 @@ struct ab8500_fg_sysfs_entry { static ssize_t charge_full_show(struct ab8500_fg *di, char *buf) { - return sprintf(buf, "%d\n", di->bat_cap.max_mah); + return sysfs_emit(buf, "%d\n", di->bat_cap.max_mah); } static ssize_t charge_full_store(struct ab8500_fg *di, const char *buf, @@ -2472,7 +2472,7 @@ static ssize_t charge_full_store(struct ab8500_fg *di, const char *buf, static ssize_t charge_now_show(struct ab8500_fg *di, char *buf) { - return sprintf(buf, "%d\n", di->bat_cap.prev_mah); + return sysfs_emit(buf, "%d\n", di->bat_cap.prev_mah); } static ssize_t charge_now_store(struct ab8500_fg *di, const char *buf, diff --git a/drivers/power/supply/bq2415x_charger.c b/drivers/power/supply/bq2415x_charger.c index d2cb7431dced..0e8bbc2e3e07 100644 --- a/drivers/power/supply/bq2415x_charger.c +++ b/drivers/power/supply/bq2415x_charger.c @@ -1059,7 +1059,7 @@ static ssize_t bq2415x_sysfs_show_status(struct device *dev, ret = bq2415x_exec_command(bq, command); if (ret < 0) return ret; - return sprintf(buf, "%d\n", ret); + return sysfs_emit(buf, "%d\n", ret); } /* @@ -1098,11 +1098,11 @@ static ssize_t bq2415x_sysfs_show_timer(struct device *dev, struct bq2415x_device *bq = power_supply_get_drvdata(psy); if (bq->timer_error) - return sprintf(buf, "%s\n", bq->timer_error); + return sysfs_emit(buf, "%s\n", bq->timer_error); if (bq->autotimer) - return sprintf(buf, "auto\n"); - return sprintf(buf, "off\n"); + return sysfs_emit(buf, "auto\n"); + return sysfs_emit(buf, "off\n"); } /* @@ -1175,30 +1175,30 @@ static ssize_t bq2415x_sysfs_show_mode(struct device *dev, ssize_t ret = 0; if (bq->automode > 0) - ret += sprintf(buf+ret, "auto ("); + ret += sysfs_emit_at(buf, ret, "auto ("); switch (bq->mode) { case BQ2415X_MODE_OFF: - ret += sprintf(buf+ret, "off"); + ret += sysfs_emit_at(buf, ret, "off"); break; case BQ2415X_MODE_NONE: - ret += sprintf(buf+ret, "none"); + ret += sysfs_emit_at(buf, ret, "none"); break; case BQ2415X_MODE_HOST_CHARGER: - ret += sprintf(buf+ret, "host"); + ret += sysfs_emit_at(buf, ret, "host"); break; case BQ2415X_MODE_DEDICATED_CHARGER: - ret += sprintf(buf+ret, "dedicated"); + ret += sysfs_emit_at(buf, ret, "dedicated"); break; case BQ2415X_MODE_BOOST: - ret += sprintf(buf+ret, "boost"); + ret += sysfs_emit_at(buf, ret, "boost"); break; } if (bq->automode > 0) - ret += sprintf(buf+ret, ")"); + ret += sysfs_emit_at(buf, ret, ")"); - ret += sprintf(buf+ret, "\n"); + ret += sysfs_emit_at(buf, ret, "\n"); return ret; } @@ -1215,15 +1215,15 @@ static ssize_t bq2415x_sysfs_show_reported_mode(struct device *dev, switch (bq->reported_mode) { case BQ2415X_MODE_OFF: - return sprintf(buf, "off\n"); + return sysfs_emit(buf, "off\n"); case BQ2415X_MODE_NONE: - return sprintf(buf, "none\n"); + return sysfs_emit(buf, "none\n"); case BQ2415X_MODE_HOST_CHARGER: - return sprintf(buf, "host\n"); + return sysfs_emit(buf, "host\n"); case BQ2415X_MODE_DEDICATED_CHARGER: - return sprintf(buf, "dedicated\n"); + return sysfs_emit(buf, "dedicated\n"); case BQ2415X_MODE_BOOST: - return sprintf(buf, "boost\n"); + return sysfs_emit(buf, "boost\n"); } return -EINVAL; @@ -1261,8 +1261,8 @@ static ssize_t bq2415x_sysfs_print_reg(struct bq2415x_device *bq, int ret = bq2415x_i2c_read(bq, reg); if (ret < 0) - return sprintf(buf, "%#.2x=error %d\n", reg, ret); - return sprintf(buf, "%#.2x=%#.2x\n", reg, ret); + return sysfs_emit(buf, "%#.2x=error %d\n", reg, ret); + return sysfs_emit(buf, "%#.2x=%#.2x\n", reg, ret); } /* show all raw values of chip register, format per line: 'register=value' */ @@ -1338,7 +1338,7 @@ static ssize_t bq2415x_sysfs_show_limit(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", ret); + return sysfs_emit(buf, "%d\n", ret); } /* set *_enable entries */ @@ -1401,7 +1401,7 @@ static ssize_t bq2415x_sysfs_show_enable(struct device *dev, ret = bq2415x_exec_command(bq, command); if (ret < 0) return ret; - return sprintf(buf, "%d\n", ret); + return sysfs_emit(buf, "%d\n", ret); } static DEVICE_ATTR(current_limit, S_IWUSR | S_IRUGO, @@ -1498,7 +1498,7 @@ static int bq2415x_power_supply_init(struct bq2415x_device *bq) if (ret < 0) strcpy(revstr, "unknown"); else - sprintf(revstr, "1.%d", ret); + sysfs_emit(revstr, "1.%d", ret); bq->model = kasprintf(GFP_KERNEL, "chip %s, revision %s, vender code %.3d", diff --git a/drivers/power/supply/charger-manager.c b/drivers/power/supply/charger-manager.c index 92db79400a6a..c9e8450c646f 100644 --- a/drivers/power/supply/charger-manager.c +++ b/drivers/power/supply/charger-manager.c @@ -1075,7 +1075,7 @@ static ssize_t charger_name_show(struct device *dev, struct charger_regulator *charger = container_of(attr, struct charger_regulator, attr_name); - return sprintf(buf, "%s\n", charger->regulator_name); + return sysfs_emit(buf, "%s\n", charger->regulator_name); } static ssize_t charger_state_show(struct device *dev, @@ -1088,7 +1088,7 @@ static ssize_t charger_state_show(struct device *dev, if (!charger->externally_control) state = regulator_is_enabled(charger->consumer); - return sprintf(buf, "%s\n", state ? "enabled" : "disabled"); + return sysfs_emit(buf, "%s\n", state ? "enabled" : "disabled"); } static ssize_t charger_externally_control_show(struct device *dev, @@ -1097,7 +1097,7 @@ static ssize_t charger_externally_control_show(struct device *dev, struct charger_regulator *charger = container_of(attr, struct charger_regulator, attr_externally_control); - return sprintf(buf, "%d\n", charger->externally_control); + return sysfs_emit(buf, "%d\n", charger->externally_control); } static ssize_t charger_externally_control_store(struct device *dev, diff --git a/drivers/power/supply/cros_usbpd-charger.c b/drivers/power/supply/cros_usbpd-charger.c index cadb6a0c2cc7..effd5dc4eb79 100644 --- a/drivers/power/supply/cros_usbpd-charger.c +++ b/drivers/power/supply/cros_usbpd-charger.c @@ -630,14 +630,14 @@ static int cros_usbpd_charger_probe(struct platform_device *pd) psy_cfg.drv_data = port; if (cros_usbpd_charger_port_is_dedicated(port)) { - sprintf(port->name, CHARGER_DEDICATED_DIR_NAME); + sysfs_emit(port->name, CHARGER_DEDICATED_DIR_NAME); psy_desc->type = POWER_SUPPLY_TYPE_MAINS; psy_desc->properties = cros_usbpd_dedicated_charger_props; psy_desc->num_properties = ARRAY_SIZE(cros_usbpd_dedicated_charger_props); } else { - sprintf(port->name, CHARGER_USBPD_DIR_NAME, i); + sysfs_emit(port->name, CHARGER_USBPD_DIR_NAME, i); psy_desc->type = POWER_SUPPLY_TYPE_USB; psy_desc->properties = cros_usbpd_charger_props; psy_desc->num_properties = diff --git a/drivers/power/supply/ds2780_battery.c b/drivers/power/supply/ds2780_battery.c index 2b8c90d84325..1e7f297f6cb1 100644 --- a/drivers/power/supply/ds2780_battery.c +++ b/drivers/power/supply/ds2780_battery.c @@ -454,7 +454,7 @@ static ssize_t ds2780_get_pmod_enabled(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", + return sysfs_emit(buf, "%d\n", !!(control_reg & DS2780_CONTROL_REG_PMOD)); } @@ -507,7 +507,7 @@ static ssize_t ds2780_get_sense_resistor_value(struct device *dev, if (ret < 0) return ret; - ret = sprintf(buf, "%d\n", sense_resistor); + ret = sysfs_emit(buf, "%d\n", sense_resistor); return ret; } @@ -545,7 +545,7 @@ static ssize_t ds2780_get_rsgain_setting(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", rsgain); + return sysfs_emit(buf, "%d\n", rsgain); } static ssize_t ds2780_set_rsgain_setting(struct device *dev, @@ -588,7 +588,7 @@ static ssize_t ds2780_get_pio_pin(struct device *dev, if (ret < 0) return ret; - ret = sprintf(buf, "%d\n", sfr & DS2780_SFR_REG_PIOSC); + ret = sysfs_emit(buf, "%d\n", sfr & DS2780_SFR_REG_PIOSC); return ret; } diff --git a/drivers/power/supply/ds2781_battery.c b/drivers/power/supply/ds2781_battery.c index 05b859bf2dc0..c4f8ccc687f9 100644 --- a/drivers/power/supply/ds2781_battery.c +++ b/drivers/power/supply/ds2781_battery.c @@ -456,7 +456,7 @@ static ssize_t ds2781_get_pmod_enabled(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", + return sysfs_emit(buf, "%d\n", !!(control_reg & DS2781_CONTROL_PMOD)); } @@ -509,7 +509,7 @@ static ssize_t ds2781_get_sense_resistor_value(struct device *dev, if (ret < 0) return ret; - ret = sprintf(buf, "%d\n", sense_resistor); + ret = sysfs_emit(buf, "%d\n", sense_resistor); return ret; } @@ -547,7 +547,7 @@ static ssize_t ds2781_get_rsgain_setting(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", rsgain); + return sysfs_emit(buf, "%d\n", rsgain); } static ssize_t ds2781_set_rsgain_setting(struct device *dev, @@ -590,7 +590,7 @@ static ssize_t ds2781_get_pio_pin(struct device *dev, if (ret < 0) return ret; - ret = sprintf(buf, "%d\n", sfr & DS2781_SFR_PIOSC); + ret = sysfs_emit(buf, "%d\n", sfr & DS2781_SFR_PIOSC); return ret; } diff --git a/drivers/power/supply/isp1704_charger.c b/drivers/power/supply/isp1704_charger.c index b6efc454e4f0..7e82b0c17672 100644 --- a/drivers/power/supply/isp1704_charger.c +++ b/drivers/power/supply/isp1704_charger.c @@ -367,7 +367,7 @@ static inline int isp1704_test_ulpi(struct isp1704_charger *isp) for (i = 0; i < ARRAY_SIZE(isp170x_id); i++) { if (product == isp170x_id[i]) { - sprintf(isp->model, "isp%x", product); + sysfs_emit(isp->model, "isp%x", product); return product; } } diff --git a/drivers/power/supply/ltc4162-l-charger.c b/drivers/power/supply/ltc4162-l-charger.c index db2bb5233570..0e95c65369b8 100644 --- a/drivers/power/supply/ltc4162-l-charger.c +++ b/drivers/power/supply/ltc4162-l-charger.c @@ -525,7 +525,7 @@ static ssize_t charge_status_show(struct device *dev, } } - return sprintf(buf, "%s\n", result); + return sysfs_emit(buf, "%s\n", result); } static DEVICE_ATTR_RO(charge_status); @@ -541,7 +541,7 @@ static ssize_t vbat_show(struct device *dev, if (ret) return ret; - return sprintf(buf, "%d\n", val.intval); + return sysfs_emit(buf, "%d\n", val.intval); } static DEVICE_ATTR_RO(vbat); @@ -557,7 +557,7 @@ static ssize_t vbat_avg_show(struct device *dev, if (ret) return ret; - return sprintf(buf, "%d\n", val.intval); + return sysfs_emit(buf, "%d\n", val.intval); } static DEVICE_ATTR_RO(vbat_avg); @@ -573,7 +573,7 @@ static ssize_t ibat_show(struct device *dev, if (ret) return ret; - return sprintf(buf, "%d\n", val.intval); + return sysfs_emit(buf, "%d\n", val.intval); } static DEVICE_ATTR_RO(ibat); @@ -589,7 +589,7 @@ static ssize_t force_telemetry_show(struct device *dev, if (ret) return ret; - return sprintf(buf, "%u\n", regval & BIT(2) ? 1 : 0); + return sysfs_emit(buf, "%u\n", regval & BIT(2) ? 1 : 0); } static ssize_t force_telemetry_store(struct device *dev, @@ -628,7 +628,7 @@ static ssize_t arm_ship_mode_show(struct device *dev, if (ret) return ret; - return sprintf(buf, "%u\n", + return sysfs_emit(buf, "%u\n", regval == LTC4162L_ARM_SHIP_MODE_MAGIC ? 1 : 0); } diff --git a/drivers/power/supply/mp2629_charger.c b/drivers/power/supply/mp2629_charger.c index bf9c27b463a8..3a2a28fbba73 100644 --- a/drivers/power/supply/mp2629_charger.c +++ b/drivers/power/supply/mp2629_charger.c @@ -519,7 +519,7 @@ static ssize_t batt_impedance_compensation_show(struct device *dev, return ret; rval = (rval >> 4) * 10; - return sprintf(buf, "%d mohm\n", rval); + return sysfs_emit(buf, "%d mohm\n", rval); } static ssize_t batt_impedance_compensation_store(struct device *dev, diff --git a/drivers/power/supply/olpc_battery.c b/drivers/power/supply/olpc_battery.c index a5da20ffd685..4751e5e6b3b2 100644 --- a/drivers/power/supply/olpc_battery.c +++ b/drivers/power/supply/olpc_battery.c @@ -460,7 +460,7 @@ static int olpc_bat_get_property(struct power_supply *psy, if (ret) return ret; - sprintf(data->bat_serial, "%016llx", (long long)be64_to_cpu(ser_buf)); + sysfs_emit(data->bat_serial, "%016llx", (long long)be64_to_cpu(ser_buf)); val->strval = data->bat_serial; break; case POWER_SUPPLY_PROP_VOLTAGE_MAX_DESIGN: @@ -568,7 +568,7 @@ static ssize_t olpc_bat_error_read(struct device *dev, if (ret < 0) return ret; - return sprintf(buf, "%d\n", ec_byte); + return sysfs_emit(buf, "%d\n", ec_byte); } static struct device_attribute olpc_bat_error = { diff --git a/drivers/power/supply/pcf50633-charger.c b/drivers/power/supply/pcf50633-charger.c index 8c5d892f6350..fd44cb8ac0e2 100644 --- a/drivers/power/supply/pcf50633-charger.c +++ b/drivers/power/supply/pcf50633-charger.c @@ -153,7 +153,7 @@ show_chgmode(struct device *dev, struct device_attribute *attr, char *buf) u8 mbcs2 = pcf50633_reg_read(mbc->pcf, PCF50633_REG_MBCS2); u8 chgmod = (mbcs2 & PCF50633_MBCS2_MBC_MASK); - return sprintf(buf, "%d\n", chgmod); + return sysfs_emit(buf, "%d\n", chgmod); } static DEVICE_ATTR(chgmode, S_IRUGO, show_chgmode, NULL); @@ -174,7 +174,7 @@ show_usblim(struct device *dev, struct device_attribute *attr, char *buf) else ma = 0; - return sprintf(buf, "%u\n", ma); + return sysfs_emit(buf, "%u\n", ma); } static ssize_t set_usblim(struct device *dev, @@ -207,7 +207,7 @@ show_chglim(struct device *dev, struct device_attribute *attr, char *buf) ma = (mbc->pcf->pdata->charger_reference_current_ma * mbcc5) >> 8; - return sprintf(buf, "%u\n", ma); + return sysfs_emit(buf, "%u\n", ma); } static ssize_t set_chglim(struct device *dev, diff --git a/drivers/power/supply/pmu_battery.c b/drivers/power/supply/pmu_battery.c index eaab7500d99b..623a4e80a21f 100644 --- a/drivers/power/supply/pmu_battery.c +++ b/drivers/power/supply/pmu_battery.c @@ -165,7 +165,7 @@ static int __init pmu_bat_init(void) if (!pbat) break; - sprintf(pbat->name, "PMU_battery_%d", i); + sysfs_emit(pbat->name, "PMU_battery_%d", i); pbat->bat_desc.name = pbat->name; pbat->bat_desc.properties = pmu_bat_props; pbat->bat_desc.num_properties = ARRAY_SIZE(pmu_bat_props); diff --git a/drivers/power/supply/power_supply_sysfs.c b/drivers/power/supply/power_supply_sysfs.c index 6ca7d3985a40..9915b701c894 100644 --- a/drivers/power/supply/power_supply_sysfs.c +++ b/drivers/power/supply/power_supply_sysfs.c @@ -249,11 +249,11 @@ static ssize_t power_supply_show_usb_type(struct device *dev, usb_type = desc->usb_types[i]; if (value->intval == usb_type) { - count += sprintf(buf + count, "[%s] ", + count += sysfs_emit_at(buf, count, "[%s] ", POWER_SUPPLY_USB_TYPE_TEXT[usb_type]); match = true; } else { - count += sprintf(buf + count, "%s ", + count += sysfs_emit_at(buf, count, "%s ", POWER_SUPPLY_USB_TYPE_TEXT[usb_type]); } } @@ -297,7 +297,7 @@ static ssize_t power_supply_show_property(struct device *dev, if (ps_attr->text_values_len > 0 && value.intval < ps_attr->text_values_len && value.intval >= 0) { - return sprintf(buf, "%s\n", ps_attr->text_values[value.intval]); + return sysfs_emit(buf, "%s\n", ps_attr->text_values[value.intval]); } switch (psp) { @@ -306,10 +306,10 @@ static ssize_t power_supply_show_property(struct device *dev, &value, buf); break; case POWER_SUPPLY_PROP_MODEL_NAME ... POWER_SUPPLY_PROP_SERIAL_NUMBER: - ret = sprintf(buf, "%s\n", value.strval); + ret = sysfs_emit(buf, "%s\n", value.strval); break; default: - ret = sprintf(buf, "%d\n", value.intval); + ret = sysfs_emit(buf, "%d\n", value.intval); } return ret; @@ -413,7 +413,7 @@ void power_supply_init_attrs(struct device_type *dev_type) if (!power_supply_attrs[i].prop_name) { pr_warn("%s: Property %d skipped because it is missing from power_supply_attrs\n", __func__, i); - sprintf(power_supply_attrs[i].attr_name, "_err_%d", i); + sysfs_emit(power_supply_attrs[i].attr_name, "_err_%d", i); } else { str_to_lower(power_supply_attrs[i].attr_name); } diff --git a/drivers/power/supply/sbs-battery.c b/drivers/power/supply/sbs-battery.c index c4a95b01463a..2a9fa843707e 100644 --- a/drivers/power/supply/sbs-battery.c +++ b/drivers/power/supply/sbs-battery.c @@ -830,7 +830,7 @@ static int sbs_get_battery_serial_number(struct i2c_client *client, if (ret < 0) return ret; - sprintf(sbs_serial, "%04x", ret); + sysfs_emit(sbs_serial, "%04x", ret); val->strval = sbs_serial; return 0; diff --git a/drivers/power/supply/test_power.c b/drivers/power/supply/test_power.c index 5f510ddc946d..751c9b0f4adf 100644 --- a/drivers/power/supply/test_power.c +++ b/drivers/power/supply/test_power.c @@ -352,7 +352,7 @@ static int param_set_ac_online(const char *key, const struct kernel_param *kp) static int param_get_ac_online(char *buffer, const struct kernel_param *kp) { - return sprintf(buffer, "%s\n", + return sysfs_emit(buffer, "%s\n", map_get_key(map_ac_online, ac_online, "unknown")); } @@ -365,7 +365,7 @@ static int param_set_usb_online(const char *key, const struct kernel_param *kp) static int param_get_usb_online(char *buffer, const struct kernel_param *kp) { - return sprintf(buffer, "%s\n", + return sysfs_emit(buffer, "%s\n", map_get_key(map_ac_online, usb_online, "unknown")); } @@ -379,7 +379,7 @@ static int param_set_battery_status(const char *key, static int param_get_battery_status(char *buffer, const struct kernel_param *kp) { - return sprintf(buffer, "%s\n", + return sysfs_emit(buffer, "%s\n", map_get_key(map_ac_online, battery_status, "unknown")); } @@ -393,7 +393,7 @@ static int param_set_battery_health(const char *key, static int param_get_battery_health(char *buffer, const struct kernel_param *kp) { - return sprintf(buffer, "%s\n", + return sysfs_emit(buffer, "%s\n", map_get_key(map_ac_online, battery_health, "unknown")); } @@ -408,7 +408,7 @@ static int param_set_battery_present(const char *key, static int param_get_battery_present(char *buffer, const struct kernel_param *kp) { - return sprintf(buffer, "%s\n", + return sysfs_emit(buffer, "%s\n", map_get_key(map_ac_online, battery_present, "unknown")); } @@ -424,7 +424,7 @@ static int param_set_battery_technology(const char *key, static int param_get_battery_technology(char *buffer, const struct kernel_param *kp) { - return sprintf(buffer, "%s\n", + return sysfs_emit(buffer, "%s\n", map_get_key(map_ac_online, battery_technology, "unknown")); } diff --git a/drivers/power/supply/wm8350_power.c b/drivers/power/supply/wm8350_power.c index 908cfd45d262..f2786761299c 100644 --- a/drivers/power/supply/wm8350_power.c +++ b/drivers/power/supply/wm8350_power.c @@ -176,7 +176,7 @@ static ssize_t charger_state_show(struct device *dev, return 0; } - return sprintf(buf, "%s\n", charge); + return sysfs_emit(buf, "%s\n", charge); } static DEVICE_ATTR_RO(charger_state);