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108 lines
2.9 KiB
Diff
108 lines
2.9 KiB
Diff
--- a/drivers/thermal/qcom/tsens-ipq8064.c
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+++ b/drivers/thermal/qcom/tsens-ipq8064.c
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@@ -13,10 +13,12 @@
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*/
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#include <linux/platform_device.h>
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+#include <linux/err.h>
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#include <linux/delay.h>
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#include <linux/bitops.h>
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#include <linux/regmap.h>
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#include <linux/thermal.h>
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+#include <linux/slab.h>
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#include <linux/nvmem-consumer.h>
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#include <linux/of_platform.h>
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#include <linux/io.h>
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@@ -211,9 +213,8 @@ static void tsens_scheduler_fn(struct wo
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struct tsens_priv *priv = container_of(work, struct tsens_priv,
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tsens_work);
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unsigned int threshold, threshold_low, code, reg, sensor, mask;
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- unsigned int sensor_addr;
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bool upper_th_x, lower_th_x;
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- int adc_code, ret;
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+ int ret;
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ret = regmap_read(priv->tm_map, STATUS_CNTL_8064, ®);
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if (ret)
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@@ -262,9 +263,8 @@ static void tsens_scheduler_fn(struct wo
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if (upper_th_x || lower_th_x) {
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/* Notify user space */
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schedule_work(&priv->sensor[0].notify_work);
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- regmap_read(priv->tm_map, sensor_addr, &adc_code);
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pr_debug("Trigger (%d degrees) for sensor %d\n",
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- code_to_degC(adc_code, &priv->sensor[0]), 0);
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+ code_to_degC(code, &priv->sensor[0]), 0);
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}
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}
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regmap_write(priv->tm_map, STATUS_CNTL_8064, reg & mask);
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@@ -404,40 +404,55 @@ err_put_device:
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static int calibrate_ipq8064(struct tsens_priv *priv)
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{
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int i;
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- char *data, *data_backup;
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-
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+ int ret = 0;
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+ u8 *data, *data_backup;
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+ struct device *dev = priv->dev;
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ssize_t num_read = priv->num_sensors;
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struct tsens_sensor *s = priv->sensor;
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- data = qfprom_read(priv->dev, "calib");
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+ data = qfprom_read(dev, "calib");
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if (IS_ERR(data)) {
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- pr_err("Calibration not found.\n");
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- return PTR_ERR(data);
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+ ret = PTR_ERR(data);
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+ if (ret != -EPROBE_DEFER)
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+ dev_err(dev, "Calibration not found.");
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+ goto exit;
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}
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- data_backup = qfprom_read(priv->dev, "calib_backup");
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+ data_backup = qfprom_read(dev, "calib_backup");
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if (IS_ERR(data_backup)) {
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- pr_err("Backup calibration not found.\n");
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- return PTR_ERR(data_backup);
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+ ret = PTR_ERR(data_backup);
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+ if (ret != -EPROBE_DEFER)
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+ dev_err(dev, "Backup Calibration not found.");
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+ goto free_data;
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}
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for (i = 0; i < num_read; i++) {
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s[i].calib_data = readb_relaxed(data + i);
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- s[i].calib_data_backup = readb_relaxed(data_backup + i);
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+
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+ if (!s[i].calib_data) {
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+ s[i].calib_data_backup = readb_relaxed(data_backup + i);
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+
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+ if (!s[i].calib_data_backup) {
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+ dev_err(dev, "QFPROM TSENS calibration data not present");
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+ ret = -ENODEV;
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+ goto free_backup;
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+ }
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- if (s[i].calib_data_backup)
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s[i].calib_data = s[i].calib_data_backup;
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- if (!s[i].calib_data) {
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- pr_err("QFPROM TSENS calibration data not present\n");
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- return -ENODEV;
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}
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+
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s[i].slope = tsens_8064_slope[i];
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s[i].offset = CAL_MDEGC - (s[i].calib_data * s[i].slope);
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}
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hw_init(priv);
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- return 0;
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+free_backup:
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+ kfree(data_backup);
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+free_data:
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+ kfree(data);
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+exit:
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+ return ret;
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}
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static int get_temp_ipq8064(struct tsens_priv *priv, int id, int *temp)
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