From: Daniel Vetter <daniel@ffwll.ch>
To: Philippe CORNU <philippe.cornu@st.com>
Cc: "jernej.skrabec@siol.net" <jernej.skrabec@siol.net>,
Olivier MOYSAN <olivier.moysan@st.com>,
Benjamin GAIGNARD <benjamin.gaignard@st.com>,
"jonas@kwiboo.se" <jonas@kwiboo.se>,
"airlied@linux.ie" <airlied@linux.ie>,
"narmstrong@baylibre.com" <narmstrong@baylibre.com>,
"jsarha@ti.com" <jsarha@ti.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"dri-devel@lists.freedesktop.org"
<dri-devel@lists.freedesktop.org>,
"a.hajda@samsung.com" <a.hajda@samsung.com>,
"Laurent.pinchart@ideasonboard.com"
<Laurent.pinchart@ideasonboard.com>,
"daniel@ffwll.ch" <daniel@ffwll.ch>,
"linux-stm32@st-md-mailman.stormreply.com"
<linux-stm32@st-md-mailman.stormreply.com>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>,
Alexandre TORGUE <alexandre.torgue@st.com>
Subject: Re: [PATCH] drm/bridge: sii902x: add audio graph card support
Date: Wed, 10 Jul 2019 17:27:20 +0200 [thread overview]
Message-ID: <20190710152720.GR15868@phenom.ffwll.local> (raw)
In-Reply-To: <7c17b3f2-afee-7548-7620-b67d11d09b24@st.com>
On Fri, Jul 05, 2019 at 12:41:03PM +0000, Philippe CORNU wrote:
> Hi Olivier,
> and many thanks for your patch.
> Good to have the audio graph card support, looks ok.
> Reviewed-by: Philippe Cornu <philippe.cornu@st.com>
Since you have drm-misc commit rights I'm assuming you're going to push
this too. Correct?
-Daniel
> Philippe :-)
>
> On 7/3/19 10:04 AM, Olivier Moysan wrote:
> > Implement get_dai_id callback of audio HDMI codec
> > to support ASoC audio graph card.
> > HDMI audio output has to be connected to sii902x port 3.
> > get_dai_id callback maps this port to ASoC DAI index 0.
> >
> > Signed-off-by: Olivier Moysan <olivier.moysan@st.com>
> > ---
> > drivers/gpu/drm/bridge/sii902x.c | 23 +++++++++++++++++++++++
> > 1 file changed, 23 insertions(+)
> >
> > diff --git a/drivers/gpu/drm/bridge/sii902x.c b/drivers/gpu/drm/bridge/sii902x.c
> > index dd7aa466b280..daf9ef3cd817 100644
> > --- a/drivers/gpu/drm/bridge/sii902x.c
> > +++ b/drivers/gpu/drm/bridge/sii902x.c
> > @@ -158,6 +158,8 @@
> >
> > #define SII902X_I2C_BUS_ACQUISITION_TIMEOUT_MS 500
> >
> > +#define SII902X_AUDIO_PORT_INDEX 3
> > +
> > struct sii902x {
> > struct i2c_client *i2c;
> > struct regmap *regmap;
> > @@ -690,11 +692,32 @@ static int sii902x_audio_get_eld(struct device *dev, void *data,
> > return 0;
> > }
> >
> > +static int sii902x_audio_get_dai_id(struct snd_soc_component *component,
> > + struct device_node *endpoint)
> > +{
> > + struct of_endpoint of_ep;
> > + int ret;
> > +
> > + ret = of_graph_parse_endpoint(endpoint, &of_ep);
> > + if (ret < 0)
> > + return ret;
> > +
> > + /*
> > + * HDMI sound should be located at reg = <3>
> > + * Return expected DAI index 0.
> > + */
> > + if (of_ep.port == SII902X_AUDIO_PORT_INDEX)
> > + return 0;
> > +
> > + return -EINVAL;
> > +}
> > +
> > static const struct hdmi_codec_ops sii902x_audio_codec_ops = {
> > .hw_params = sii902x_audio_hw_params,
> > .audio_shutdown = sii902x_audio_shutdown,
> > .digital_mute = sii902x_audio_digital_mute,
> > .get_eld = sii902x_audio_get_eld,
> > + .get_dai_id = sii902x_audio_get_dai_id,
> > };
> >
> > static int sii902x_audio_codec_init(struct sii902x *sii902x,
> >
--
Daniel Vetter
Software Engineer, Intel Corporation
http://blog.ffwll.ch
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next prev parent reply other threads:[~2019-07-10 15:27 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-03 8:04 [PATCH] drm/bridge: sii902x: add audio graph card support Olivier Moysan
2019-07-05 12:41 ` Philippe CORNU
2019-07-10 15:27 ` Daniel Vetter [this message]
2019-07-11 9:27 ` Philippe CORNU
2019-07-11 10:25 ` Daniel Vetter
2019-07-11 10:55 ` Andrzej Hajda
2019-07-11 11:09 ` Jyri Sarha
2019-07-25 12:31 ` Benjamin Gaignard
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