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From: Jacopo Mondi <jacopo+renesas@jmondi.org>
To: kieran.bingham+renesas@ideasonboard.com,
	laurent.pinchart+renesas@ideasonboard.com,
	niklas.soderlund+renesas@ragnatech.se, geert@linux-m68k.org
Cc: Jacopo Mondi <jacopo+renesas@jmondi.org>,
	Mauro Carvalho Chehab <mchehab@kernel.org>,
	linux-media@vger.kernel.org, linux-renesas-soc@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH v2 18/18] media: i2c: max9286: Rework comments in .bound()
Date: Mon, 15 Mar 2021 14:15:12 +0100	[thread overview]
Message-ID: <20210315131512.133720-19-jacopo+renesas@jmondi.org> (raw)
In-Reply-To: <20210315131512.133720-1-jacopo+renesas@jmondi.org>

Re-phrase a comment in .bound() callback to make it clear we register
a subdev notifier and remove a redundant comment about disabling i2c
auto-ack.

No functional changes intended.

Signed-off-by: Jacopo Mondi <jacopo+renesas@jmondi.org>
---
 drivers/media/i2c/max9286.c | 16 ++++++----------
 1 file changed, 6 insertions(+), 10 deletions(-)

diff --git a/drivers/media/i2c/max9286.c b/drivers/media/i2c/max9286.c
index b6347639901e..16b2cb9b44a2 100644
--- a/drivers/media/i2c/max9286.c
+++ b/drivers/media/i2c/max9286.c
@@ -556,9 +556,9 @@ static int max9286_notify_bound(struct v4l2_async_notifier *notifier,
 		subdev->name, src_pad, index);
 
 	/*
-	 * We can only register v4l2_async_notifiers, which do not provide a
-	 * means to register a complete callback. bound_sources allows us to
-	 * identify when all remote serializers have completed their probe.
+	 * As we register a subdev notifiers we won't get a .complete() callback
+	 * here, so we have to use bound_sources to identify when all remote
+	 * serializers have probed.
 	 */
 	if (priv->bound_sources != priv->source_mask)
 		return 0;
@@ -581,16 +581,12 @@ static int max9286_notify_bound(struct v4l2_async_notifier *notifier,
 	/*
 	 * All enabled sources have probed and enabled their reverse control
 	 * channels:
+	 * - The reverse channel amplitude stays high
 	 * - Verify all configuration links are properly detected
-	 * - Disable auto-ack as communication on the control channel are now
-	 *   stable.
+	 * - Disable auto-ack as communications on the control channel are now
+	 *   stable
 	 */
 	max9286_check_config_link(priv, priv->source_mask);
-
-	/*
-	 * Re-configure I2C with local acknowledge disabled after cameras have
-	 * probed.
-	 */
 	max9286_configure_i2c(priv, false);
 
 	return max9286_set_pixelrate(priv);
-- 
2.30.0


  parent reply	other threads:[~2021-03-15 13:16 UTC|newest]

Thread overview: 40+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-15 13:14 [PATCH v2 00/18] media: gmsl: Reliability improvement Jacopo Mondi
2021-03-15 13:14 ` [PATCH v2 01/18] media: i2c: rdamc21: Fix warning on u8 cast Jacopo Mondi
2021-03-15 15:27   ` Kieran Bingham
2021-03-15 21:35   ` Laurent Pinchart
2021-03-15 13:14 ` [PATCH v2 02/18] media: i2c: rdacm20: Enable noise immunity Jacopo Mondi
2021-03-15 21:37   ` Laurent Pinchart
2021-03-16 12:56     ` Jacopo Mondi
2021-03-16 19:24       ` Laurent Pinchart
2021-03-15 13:14 ` [PATCH v2 03/18] media: i2c: rdacm20: Embedded 'serializer' field Jacopo Mondi
2021-03-15 15:29   ` Kieran Bingham
2021-03-15 13:14 ` [PATCH v2 04/18] media: i2c: rdacm20: Replace goto with a loop Jacopo Mondi
2021-03-15 15:36   ` Kieran Bingham
2021-03-15 13:14 ` [PATCH v2 05/18] media: i2c: rdacm20: Report camera module name Jacopo Mondi
2021-03-15 13:15 ` [PATCH v2 06/18] media: i2c: max9271: Check max9271_write() return Jacopo Mondi
2021-03-15 15:46   ` Kieran Bingham
2021-03-15 21:38   ` Laurent Pinchart
2021-03-15 13:15 ` [PATCH v2 07/18] media: i2c: rdacm20: Check return values Jacopo Mondi
2021-03-15 13:15 ` [PATCH v2 08/18] media: i2c: rdacm20: Re-work ov10635 reset Jacopo Mondi
2021-03-15 13:15 ` [PATCH v2 09/18] media: i2c: max9271: Introduce wake_up() function Jacopo Mondi
2021-03-15 17:14   ` Kieran Bingham
2021-03-15 21:43   ` Laurent Pinchart
2021-03-15 13:15 ` [PATCH v2 10/18] media: i2c: max9286: Adjust parameters indent Jacopo Mondi
2021-03-15 13:15 ` [PATCH v2 11/18] media: i2c: rdacm21: Fix OV10640 powerdown Jacopo Mondi
2021-03-15 17:20   ` Kieran Bingham
2021-03-15 21:45   ` Laurent Pinchart
2021-03-15 13:15 ` [PATCH v2 12/18] media: i2c: rdacm21: Give more time to OV490 to boot Jacopo Mondi
2021-03-15 17:22   ` Kieran Bingham
2021-03-17 10:04     ` Jacopo Mondi
2021-03-19  0:29       ` Laurent Pinchart
2021-03-19 14:53         ` Jacopo Mondi
2021-03-15 21:52   ` Laurent Pinchart
2021-03-15 13:15 ` [PATCH v2 13/18] media: i2c: max9286: Rename reverse_channel_mv Jacopo Mondi
2021-03-15 13:15 ` [PATCH v2 14/18] media: i2c: max9286: Cache channel amplitude Jacopo Mondi
2021-03-15 13:15 ` [PATCH v2 15/18] media: i2c: max9286: Define high " Jacopo Mondi
2021-03-15 13:15 ` [PATCH v2 16/18] media: v4l2-subdev: De-deprecate init() subdev op Jacopo Mondi
2021-03-15 21:56   ` Laurent Pinchart
2021-03-15 13:15 ` [PATCH v2 17/18] media: gmsl: Reimplement initialization sequence Jacopo Mondi
2021-03-15 13:15 ` Jacopo Mondi [this message]
2021-03-15 17:28   ` [PATCH v2 18/18] media: i2c: max9286: Rework comments in .bound() Kieran Bingham
2021-03-15 21:57   ` Laurent Pinchart

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