Implement .enum_freq_bands() in order to provide
VIDIOC_ENUM_FREQ_BANDS IOCTL from sub-device.
Cc: Hans Verkuil <hverk...@xs4all.nl>
Signed-off-by: Antti Palosaari <cr...@iki.fi>
---
drivers/staging/media/msi3101/msi001.c | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)
diff --git a/drivers/staging/media/msi3101/msi001.c
b/drivers/staging/media/msi3101/msi001.c
index 5c5bb52..da7a34d 100644
--- a/drivers/staging/media/msi3101/msi001.c
+++ b/drivers/staging/media/msi3101/msi001.c
@@ -345,11 +345,29 @@ static int msi001_s_frequency(struct v4l2_subdev *sd,
return msi001_set_tuner(s);
}
+static int msi001_enum_freq_bands(struct v4l2_subdev *sd,
+ struct v4l2_frequency_band *band)
+{
+ struct msi001 *s = sd_to_msi001(sd);
+ dev_dbg(&s->spi->dev, "%s: tuner=%d type=%d index=%d\n",
+ __func__, band->tuner, band->type, band->index);
+
+ if (band->index >= ARRAY_SIZE(bands))
+ return -EINVAL;
+
+ band->capability = bands[band->index].capability;
+ band->rangelow = bands[band->index].rangelow;
+ band->rangehigh = bands[band->index].rangehigh;
+
+ return 0;
+}
+
static const struct v4l2_subdev_tuner_ops msi001_tuner_ops = {
.g_tuner = msi001_g_tuner,
.s_tuner = msi001_s_tuner,
.g_frequency = msi001_g_frequency,
.s_frequency = msi001_s_frequency,
+ .enum_freq_bands = msi001_enum_freq_bands,
};
static const struct v4l2_subdev_ops msi001_ops = {
--
1.8.5.3
--
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