Hi Mauro, On 19-05-14 17:13, Mauro Carvalho Chehab wrote: > Em Mon, 15 Apr 2019 14:44:09 +0200 > Marco Felsch <m.felsch@xxxxxxxxxxxxxx> escreveu: > > > Don't en-/disable the interrupts during s_stream because someone can > > disable the stream but wants to get informed if the stream is locked > > again. So keep the interrupts enabled the whole time the pipeline is > > opened. > > Not testing on any tvp5150 hardware, looks ok to me. Means I get your Reviewed-by? :) Regards, Marco > > > > > Signed-off-by: Marco Felsch <m.felsch@xxxxxxxxxxxxxx> > > --- > > drivers/media/i2c/tvp5150.c | 23 +++++++++++++++++------ > > 1 file changed, 17 insertions(+), 6 deletions(-) > > > > diff --git a/drivers/media/i2c/tvp5150.c b/drivers/media/i2c/tvp5150.c > > index 305a5e256b31..cd54715eb641 100644 > > --- a/drivers/media/i2c/tvp5150.c > > +++ b/drivers/media/i2c/tvp5150.c > > @@ -1370,11 +1370,26 @@ static const struct media_entity_operations tvp5150_sd_media_ops = { > > /**************************************************************************** > > I2C Command > > ****************************************************************************/ > > +static int tvp5150_s_power(struct v4l2_subdev *sd, int on) > > +{ > > + struct tvp5150 *decoder = to_tvp5150(sd); > > + unsigned int val = 0; > > + > > + if (on) > > + val = TVP5150_INT_A_LOCK; > > + > > + if (decoder->irq) > > + /* Enable / Disable lock interrupt */ > > + regmap_update_bits(decoder->regmap, TVP5150_INT_ENABLE_REG_A, > > + TVP5150_INT_A_LOCK, val); > > + > > + return 0; > > +} > > > > static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable) > > { > > struct tvp5150 *decoder = to_tvp5150(sd); > > - unsigned int mask, val = 0, int_val = 0; > > + unsigned int mask, val = 0; > > > > mask = TVP5150_MISC_CTL_YCBCR_OE | TVP5150_MISC_CTL_SYNC_OE | > > TVP5150_MISC_CTL_CLOCK_OE; > > @@ -1387,15 +1402,10 @@ static int tvp5150_s_stream(struct v4l2_subdev *sd, int enable) > > val = decoder->lock ? decoder->oe : 0; > > else > > val = decoder->oe; > > - int_val = TVP5150_INT_A_LOCK; > > v4l2_subdev_notify_event(&decoder->sd, &tvp5150_ev_fmt); > > } > > > > regmap_update_bits(decoder->regmap, TVP5150_MISC_CTL, mask, val); > > - if (decoder->irq) > > - /* Enable / Disable lock interrupt */ > > - regmap_update_bits(decoder->regmap, TVP5150_INT_ENABLE_REG_A, > > - TVP5150_INT_A_LOCK, int_val); > > > > return 0; > > } > > @@ -1586,6 +1596,7 @@ static const struct v4l2_subdev_core_ops tvp5150_core_ops = { > > .g_register = tvp5150_g_register, > > .s_register = tvp5150_s_register, > > #endif > > + .s_power = tvp5150_s_power, > > }; > > > > static const struct v4l2_subdev_tuner_ops tvp5150_tuner_ops = { > > > > Thanks, > Mauro > -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 |