linux-kernel - [PATCH 10/18] media: microchip-isc: Always enable histogram for all RAW formats

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Message-ID: <20251009155251.102472-11-balamanikandan.gunasundar@microchip.com>
Date: Thu, 9 Oct 2025 21:22:43 +0530
From: Balamanikandan Gunasundar <balamanikandan.gunasundar@...rochip.com>
To: Mauro Carvalho Chehab <mchehab@...nel.org>
CC: Eugen Hristev <eugen.hristev@...aro.org>, Chas Williams
	<3chas3@...il.com>, Nicolas Ferre <nicolas.ferre@...rochip.com>, "Alexandre
 Belloni" <alexandre.belloni@...tlin.com>, Claudiu Beznea
	<claudiu.beznea@...on.dev>, Balakrishnan Sambath
	<balakrishnan.s@...rochip.com>, Hans Verkuil <hverkuil@...nel.org>, "Ricardo
 Ribalda" <ribalda@...omium.org>, Laurent Pinchart
	<laurent.pinchart+renesas@...asonboard.com>, Jacopo Mondi
	<jacopo.mondi@...asonboard.com>, Daniel Scally
	<dan.scally+renesas@...asonboard.com>, Tomi Valkeinen
	<tomi.valkeinen@...asonboard.com>, <linux-kernel@...r.kernel.org>,
	<linux-media@...r.kernel.org>, <linux-atm-general@...ts.sourceforge.net>,
	<netdev@...r.kernel.org>, <linux-arm-kernel@...ts.infradead.org>
Subject: [PATCH 10/18] media: microchip-isc: Always enable histogram for all RAW formats

From: Balakrishnan Sambath <balakrishnan.s@...rochip.com>

Remove AWB dependency to allow histogram collection even when AWB is
handled in userspace.

Signed-off-by: Balakrishnan Sambath <balakrishnan.s@...rochip.com>
---
 drivers/media/platform/microchip/microchip-isc-base.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/media/platform/microchip/microchip-isc-base.c b/drivers/media/platform/microchip/microchip-isc-base.c
index 5b49b6ff5ae9..e6d7f59893ac 100644
--- a/drivers/media/platform/microchip/microchip-isc-base.c
+++ b/drivers/media/platform/microchip/microchip-isc-base.c
@@ -318,8 +318,7 @@ static int isc_configure(struct isc_device *isc)
 	 * The current implemented histogram is available for RAW R, B, GB, GR
 	 * channels. We need to check if sensor is outputting RAW BAYER
 	 */
-	if (isc->ctrls.awb &&
-	    ISC_IS_FORMAT_RAW(isc->config.sd_format->mbus_code))
+	if (ISC_IS_FORMAT_RAW(isc->config.sd_format->mbus_code))
 		isc_set_histogram(isc, true);
 	else
 		isc_set_histogram(isc, false);
-- 
2.34.1