Thread (6 messages) 6 messages, 3 authors, 2016-09-22

Re: [PATCH 2/2] media: adv7604: automatic "default-input" selection

From: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Date: 2016-09-16 09:57:21
Also in: linux-media, linux-renesas-soc

Hi Ulrich,

Thank you for the patch.

On Friday 16 Sep 2016 11:39:42 Ulrich Hecht wrote:
Fall back to input 0 if "default-input" property is not present.

Documentation states that the "default-input" property should reside
directly in the node for adv7612.
Not just fo adv7612.
quoted hunk ↗ jump to hunk
Hence, also adjust the parsing to make the implementation consistent with
this.

Based on patch by William Towle [off-list ref].

Signed-off-by: Ulrich Hecht <redacted>
Signed-off-by: Hans Verkuil <redacted>
---
 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))
Should this be removed if the property has to be in the device node and not in 
the endpoint ?
 		state->pdata.default_input = v;
 	else
-		state->pdata.default_input = -1;
+		state->pdata.default_input = 0;
What was the use case for setting it to -1 ? Is it safe to change that ?
 	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)
-- 
Regards,

Laurent Pinchart
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