From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 115542BCF4C; Sun, 1 Mar 2026 01:31:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772328706; cv=none; b=scydIaYtvJA8Jc85rIH6SmB45zePbJbLLwTjTWQ32cIuP2p/jNNpNxU7xM2CpIuDouhN/pPNYWthn3Gre4NaRRBjntHYVJYpVZVhFmhZv/UqrXzUtI6stg2zaUmpis6WKAshbPXKfuNm+KQXl1B7ADoF2HN1dDDK1D1Rg2CjyAw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772328706; c=relaxed/simple; bh=zETfYMYlU9W2MVZIIM2nL5K0LKDdNG4gnA8gy7cCgvU=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=U6bzGzGQVToRzR3Jg8tNPyhbbnCJLSI8/0rKBY2OMk4Y7hiW9AAYzqY3DND+ExlheZytYtcSDQ6N7fZhaoSyL35iYYaBNmBLLv2KgR19XzXzssrqyNuMQCSsFf4p4eDiSDJhsmI+SyDapsgFOFKIbSNKfqrxDdG8+phSB+FT/1Q= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=PIZFf2si; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="PIZFf2si" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 4D5E6C19421; Sun, 1 Mar 2026 01:31:45 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772328706; bh=zETfYMYlU9W2MVZIIM2nL5K0LKDdNG4gnA8gy7cCgvU=; h=From:To:Cc:Subject:Date:From; b=PIZFf2siGsv12hBx5EZ0hejdaK+Mn7RqFEv2JY7cGF/okXL4JQS4vDWOh01Y5t1SZ 5ovAGotIE9va6uBJrmbBxWCpIvbS79SwDsZZ9uG3iY1VFnlrQhwEVk9tfEsIMyH+Qn 6gFPGQr+YzCE8uqL01/jOTkwKSiSwt0xCEnF/gqjhSJDffJ/GUQlN++PT/Ao9NTVKK s/sdJHemCXAiSyyBcuT7mKymunC+B/sagp6RfJilzC2JOsSJZ7PlbkhtdCd3Id381u c0fUs6RE+nCtLmLuiC7su0ZjcQvfPDF4+Unp3fq2v3edvX9dGI9SoBrlksE2wI6YzV ElCJxpeZL4d7g== From: Sasha Levin To: stable@vger.kernel.org, hansg@kernel.org Cc: Mehdi Djait , Sakari Ailus , Hans Verkuil , linux-media@vger.kernel.org Subject: FAILED: Patch "media: i2c: ov01a10: Fix analogue gain range" failed to apply to 6.6-stable tree Date: Sat, 28 Feb 2026 20:31:43 -0500 Message-ID: <20260301013144.1690403-1-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Patchwork-Hint: ignore X-stable: review Content-Transfer-Encoding: 8bit The patch below does not apply to the 6.6-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to . Thanks, Sasha ------------------ original commit in Linus's tree ------------------ >From 109e0feacaeca5ec2dd71d7d17c73232ce5cbddc Mon Sep 17 00:00:00 2001 From: Hans de Goede Date: Tue, 14 Oct 2025 19:40:11 +0200 Subject: [PATCH] media: i2c: ov01a10: Fix analogue gain range A analogue maximum gain of 0xffff / 65525 seems unlikely and testing indeed shows that the gain control wraps-around at 16383, so set the maximum gain to 0x3fff / 16383. The minimum gain of 0x100 is correct. Setting bits 8-11 to 0x0 results in the same gain values as setting these bits to 0x1, with bits 0-7 still increasing the gain when going from 0x000 - 0x0ff in the exact same range as when going from 0x100 - 0x1ff. Fixes: 0827b58dabff ("media: i2c: add ov01a10 image sensor driver") Cc: stable@vger.kernel.org Signed-off-by: Hans de Goede Tested-by: Mehdi Djait # Dell XPS 9315 Reviewed-by: Mehdi Djait [Sakari Ailus: mention analogue gain and update the limit from 4096.] Signed-off-by: Sakari Ailus Signed-off-by: Hans Verkuil --- drivers/media/i2c/ov01a10.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/media/i2c/ov01a10.c b/drivers/media/i2c/ov01a10.c index 0b1a1ecfffd0e..834ca46acb75f 100644 --- a/drivers/media/i2c/ov01a10.c +++ b/drivers/media/i2c/ov01a10.c @@ -48,7 +48,7 @@ /* analog gain controls */ #define OV01A10_REG_ANALOG_GAIN 0x3508 #define OV01A10_ANAL_GAIN_MIN 0x100 -#define OV01A10_ANAL_GAIN_MAX 0xffff +#define OV01A10_ANAL_GAIN_MAX 0x3fff #define OV01A10_ANAL_GAIN_STEP 1 /* digital gain controls */ -- 2.51.0