diff mbox

[v6,1/4] media: adv7604: automatic "default-input" selection

Message ID 1469178554-20719-2-git-send-email-ulrich.hecht+renesas@gmail.com (mailing list archive)
State New, archived
Headers show

Commit Message

Ulrich Hecht July 22, 2016, 9:09 a.m. UTC
Fall back to input 0 if "default-input" property is not present.

Additionally, documentation in commit bf9c82278c34 ("[media]
media: adv7604: ability to read default input port from DT") states
that the "default-input" property should reside directly in the node
for adv7612. Hence, also adjust the parsing to make the implementation
consistent with this.

Based on patch by William Towle <william.towle@codethink.co.uk>.

Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
---
 drivers/media/i2c/adv7604.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

Comments

Sergei Shtylyov July 22, 2016, 7:50 p.m. UTC | #1
On 07/22/2016 12:09 PM, Ulrich Hecht wrote:

> Fall back to input 0 if "default-input" property is not present.
>
> Additionally, documentation in commit bf9c82278c34 ("[media]
> media: adv7604: ability to read default input port from DT") states
> that the "default-input" property should reside directly in the node
> for adv7612. Hence, also adjust the parsing to make the implementation
> consistent with this.
>
> Based on patch by William Towle <william.towle@codethink.co.uk>.
>
> Signed-off-by: Ulrich Hecht <ulrich.hecht+renesas@gmail.com>
> ---
>  drivers/media/i2c/adv7604.c | 5 ++++-
>  1 file changed, 4 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
> index 4003831..055c9df 100644
> --- a/drivers/media/i2c/adv7604.c
> +++ b/drivers/media/i2c/adv7604.c
> @@ -3077,10 +3077,13 @@ static int adv76xx_parse_dt(struct adv76xx_state *state)
>  	if (!of_property_read_u32(endpoint, "default-input", &v))
>  		state->pdata.default_input = v;
>  	else
> -		state->pdata.default_input = -1;
> +		state->pdata.default_input = 0;
>
>  	of_node_put(endpoint);
>
> +	if (!of_property_read_u32(np, "default-input", &v))
> +		state->pdata.default_input = v;

	of_property_read_u32(np, "default-input",
			     &state->pdata.default_input));

should be equivalent...

MBR, Sergei

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diff mbox

Patch

diff --git a/drivers/media/i2c/adv7604.c b/drivers/media/i2c/adv7604.c
index 4003831..055c9df 100644
--- a/drivers/media/i2c/adv7604.c
+++ b/drivers/media/i2c/adv7604.c
@@ -3077,10 +3077,13 @@  static int adv76xx_parse_dt(struct adv76xx_state *state)
 	if (!of_property_read_u32(endpoint, "default-input", &v))
 		state->pdata.default_input = v;
 	else
-		state->pdata.default_input = -1;
+		state->pdata.default_input = 0;
 
 	of_node_put(endpoint);
 
+	if (!of_property_read_u32(np, "default-input", &v))
+		state->pdata.default_input = v;
+
 	flags = bus_cfg.bus.parallel.flags;
 
 	if (flags & V4L2_MBUS_HSYNC_ACTIVE_HIGH)