From: Kieran Bingham <kieran.bingham@ideasonboard.com>
To: Alex Riesen <alexander.riesen@cetitec.com>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Mauro Carvalho Chehab <mchehab@kernel.org>,
Hans Verkuil <hverkuil-cisco@xs4all.nl>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>,
devel@driverdev.osuosl.org, linux-media@vger.kernel.org,
linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
linux-renesas-soc@vger.kernel.org
Subject: Re: [PATCH v5 7/9] media: adv748x: only activate DAI if it is described in device tree
Date: Thu, 18 Jun 2020 17:17:04 +0100 [thread overview]
Message-ID: <c752ea76-c8da-c77a-104f-9163230cc08a@ideasonboard.com> (raw)
In-Reply-To: <c3c8ece14c0fbc987dc201c9b61dd22d98f83056.1585852001.git.alexander.riesen@cetitec.com>
Hi Alex,
On 02/04/2020 19:34, Alex Riesen wrote:
> To avoid setting it up even if the hardware is not actually connected
> to anything physically.
>
> Besides, the bindings explicitly notes that port definitions are
> "optional if they are not connected to anything at the hardware level".
>
> Signed-off-by: Alexander Riesen <alexander.riesen@cetitec.com>
> ---
> drivers/media/i2c/adv748x/adv748x-dai.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/drivers/media/i2c/adv748x/adv748x-dai.c b/drivers/media/i2c/adv748x/adv748x-dai.c
> index 185f78023e91..f9cc47fa9ad1 100644
> --- a/drivers/media/i2c/adv748x/adv748x-dai.c
> +++ b/drivers/media/i2c/adv748x/adv748x-dai.c
> @@ -216,6 +216,11 @@ int adv748x_dai_init(struct adv748x_dai *dai)
> int ret;
> struct adv748x_state *state = adv748x_dai_to_state(dai);
>
> + if (!state->endpoints[ADV748X_PORT_I2S]) {
> + adv_info(state, "no I2S port, DAI disabled\n");
> + ret = 0;
> + goto fail;
How about just 'return 0'?
> + }
And a blank line here ...
Otherwise,
Reviewed-by: Kieran Bingham <kieran.bingham+renesas@ideasonboard.com>
This could also be folded into 5/9 too I guess?, though it is easier to
review the sequential additions, rather than the one-big-feature
addition ;-)
> dai->mclk_name = kasprintf(GFP_KERNEL, "%s.%s-i2s-mclk",
> state->dev->driver->name,
> dev_name(state->dev));
>
--
Regards
--
Kieran
next prev parent reply other threads:[~2020-06-18 16:17 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-02 18:33 [PATCH v5 0/9] media: adv748x: add support for HDMI audio Alex Riesen
2020-04-02 18:34 ` [PATCH v5 1/9] media: adv748x: fix end-of-line terminators in diagnostic statements Alex Riesen
2020-04-03 10:43 ` Kieran Bingham
2020-04-03 11:01 ` Alex Riesen
2020-04-02 18:34 ` [PATCH v5 2/9] media: adv748x: include everything adv748x.h needs into the file Alex Riesen
2020-04-03 10:48 ` Kieran Bingham
2020-04-03 11:02 ` Alex Riesen
2020-04-02 18:34 ` [PATCH v5 3/9] media: adv748x: reduce amount of code for bitwise modifications of device registers Alex Riesen
2020-04-03 19:09 ` Kieran Bingham
2020-04-02 18:34 ` [PATCH v5 4/9] media: adv748x: add definitions for audio output related registers Alex Riesen
2020-04-07 16:21 ` Kieran Bingham
2020-04-07 17:13 ` Alex Riesen
2020-04-07 18:44 ` Kieran Bingham
2020-04-07 18:55 ` Alex Riesen
2020-04-02 18:34 ` [PATCH v5 5/9] media: adv748x: add support for HDMI audio Alex Riesen
2020-04-02 18:34 ` [PATCH v5 6/9] media: adv748x: prepare/enable mclk when the audio is used Alex Riesen
2020-06-18 16:23 ` Kieran Bingham
2020-06-19 8:51 ` Alex Riesen
2020-04-02 18:34 ` [PATCH v5 7/9] media: adv748x: only activate DAI if it is described in device tree Alex Riesen
2020-06-18 16:17 ` Kieran Bingham [this message]
2020-06-19 9:10 ` Alex Riesen
2020-04-02 18:35 ` [PATCH v5 8/9] dt-bindings: adv748x: add information about serial audio interface (I2S/TDM) Alex Riesen
2020-06-18 16:27 ` Kieran Bingham
2020-04-02 18:35 ` [PATCH v5 9/9] arm64: dts: renesas: salvator: add a connection from adv748x codec (HDMI input) to the R-Car SoC Alex Riesen
2020-06-18 16:32 ` Kieran Bingham
2020-06-19 9:34 ` Alex Riesen
2020-08-25 14:57 ` Kieran Bingham
2020-09-14 8:17 ` Alex Riesen
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