diff options
| author |   Shuming Fan <shumingf@realtek.com> | 2019-10-31 19:54:36 +0800 |
|---|---|---|
| committer |   Mark Brown <broonie@kernel.org> | 2019-10-31 14:20:01 +0100 |
| commit | 98b6b8df06c7929de65ca3bf28a13b11170943e3 (patch) | |
| tree | 602abea9d8f735c3a611e69dca8eb04cc6092759 /sound/soc/codecs/rt1011.c | |
| parent | ASoC: rt1011: remove unnecessary tabs using spaces instead (diff) | |
| download | wireguard-linux-98b6b8df06c7929de65ca3bf28a13b11170943e3.tar.xz wireguard-linux-98b6b8df06c7929de65ca3bf28a13b11170943e3.zip | |
ASoC: rt1011: add the range check for temperature_calib from device property
The driver will check the range for temperature_calib.
It should be from 1 to 255.
Signed-off-by: Shuming Fan <shumingf@realtek.com>
Link: https://lore.kernel.org/r/20191031115436.21055-1-shumingf@realtek.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt1011.c')
| -rw-r--r-- | sound/soc/codecs/rt1011.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/sound/soc/codecs/rt1011.c b/sound/soc/codecs/rt1011.c index 2f1de933f3ac..f2c581b66d32 100644 --- a/sound/soc/codecs/rt1011.c +++ b/sound/soc/codecs/rt1011.c @@ -2341,7 +2341,8 @@ static void rt1011_calibration_work(struct work_struct *work) rt1011_reg_init(component); /* Apply temperature and calibration data from device property */ - if (rt1011->temperature_calib) { + if (rt1011->temperature_calib <= 0xff && + rt1011->temperature_calib > 0) { snd_soc_component_update_bits(component, RT1011_STP_INITIAL_RESISTANCE_TEMP, 0x3ff, (rt1011->temperature_calib << 2)); |