From patchwork Sat Jul 13 15:41:55 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Marek Vasut X-Patchwork-Id: 13732431 Received: from phobos.denx.de (phobos.denx.de [85.214.62.61]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E65DA1304B7 for ; Sat, 13 Jul 2024 15:43:07 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=85.214.62.61 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720885389; cv=none; b=dSWpDJQEEyQKn/W1jaDG0Pc2wbd6eSfPtXiFgZ07tPSHm2LykH6eYwGwCle1GObbuSuM/D0Qj2dHMojyiywXPpS8z/OzuZctk7v5UR8f7snlRJpU92GtF+YpRgbhZX1vOqSXADapL8PbCEaSeUQN9hVIuWOWqrHmMujOFCQBg0A= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1720885389; c=relaxed/simple; bh=6gGlLxZiOTXf4cPMy6elRiz5RJKvypBSBuumW/7GlAM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=NKQwvYppLBN4oC63LawVM2QrX5+Q6npM2qs5CL4VEw59jjEhWHfk+Dgu5poonuuuRxBv6MsMROi2lzZjhvN2UNCraarJYkxJfGCCRyo99k8lsVVruuv7qx7RaELxBRzipvNoDDn4YAigWzQQhfLDCYCvoxZFZTGr9aX1aHugAos= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=denx.de; spf=pass smtp.mailfrom=denx.de; dkim=pass (2048-bit key) header.d=denx.de header.i=@denx.de header.b=F0NlpOk6; arc=none smtp.client-ip=85.214.62.61 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=denx.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=denx.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=denx.de header.i=@denx.de header.b="F0NlpOk6" Received: from tr.lan (ip-86-49-120-218.bb.vodafone.cz [86.49.120.218]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) (No client certificate requested) (Authenticated sender: marex@denx.de) by phobos.denx.de (Postfix) with ESMTPSA id 0EFAE886FF; Sat, 13 Jul 2024 17:43:06 +0200 (CEST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=denx.de; s=phobos-20191101; t=1720885386; bh=F2gMh1HMGizvLA3op2Ou6zfTSwsvNO4JdCatWbnbzTo=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F0NlpOk6I/r57otAsMPecKrlWpSFLX6fwpfKcd/URJBKsrqFgK94/tg7gJnFYwxRa m0TaRQkA4f7Y5ZuVMD1l9HzITaABObbMA37U7TBKbD+rR+v63LIzlfxWHD57h0kZzJ pjgfm7dG4gOGkdNoChYHvTK30tvPetJ9GfZ8zEoJqV4xcxL01+OSVADp0gTPDLz6QC yqr2l3va2l/4P2tfbzJjCUX8/PKNtpXcPK5b0MaG+50g/rnikyCpEbqkrh6CEPimin d70fqKQWGQkpxeaGVBXRoecOcOQ/cefTiP5vdm4/BeacWQKlxVqAxWBV2pvhASINf+ TUYz9jFttMnZg== From: Marek Vasut To: linux-media@vger.kernel.org Cc: Marek Vasut , Mauro Carvalho Chehab , Michael Tretter , Pengutronix Kernel Team Subject: [PATCH 2/3] media: i2c: isl7998x: Use 0xf page to program all four pages Date: Sat, 13 Jul 2024 17:41:55 +0200 Message-ID: <20240713154242.107903-2-marex@denx.de> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20240713154242.107903-1-marex@denx.de> References: <20240713154242.107903-1-marex@denx.de> Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-Virus-Scanned: clamav-milter 0.103.8 at phobos.denx.de X-Virus-Status: Clean Use page 0xf to program the same value of SDT and short detection settings into all four pages 1..4 . This reduces the I2C traffic slightly. Signed-off-by: Marek Vasut --- Cc: Mauro Carvalho Chehab Cc: Michael Tretter Cc: Pengutronix Kernel Team Cc: linux-media@vger.kernel.org --- drivers/media/i2c/isl7998x.c | 10 ++-------- 1 file changed, 2 insertions(+), 8 deletions(-) diff --git a/drivers/media/i2c/isl7998x.c b/drivers/media/i2c/isl7998x.c index 5f8f11f7a2c1c..7d2799e498520 100644 --- a/drivers/media/i2c/isl7998x.c +++ b/drivers/media/i2c/isl7998x.c @@ -312,14 +312,8 @@ static const struct reg_sequence isl7998x_init_seq_1[] = { { ISL7998X_REG_P0_SHORT_DIAG_IRQ_EN, 0xff }, - { ISL7998X_REG_PX_DEC_SDT(0x1), 0x07 }, - { ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x1), 0x03 }, - { ISL7998X_REG_PX_DEC_SDT(0x2), 0x07 }, - { ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x2), 0x03 }, - { ISL7998X_REG_PX_DEC_SDT(0x3), 0x07 }, - { ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x3), 0x03 }, - { ISL7998X_REG_PX_DEC_SDT(0x4), 0x07 }, - { ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0x4), 0x03 }, + { ISL7998X_REG_PX_DEC_SDT(0xf), 0x07 }, + { ISL7998X_REG_PX_DEC_SHORT_DET_CTL_1(0xf), 0x03 }, { ISL7998X_REG_P5_LI_ENGINE_CTL, 0x00 }, { ISL7998X_REG_P0_SW_RESET_CTL, 0x1f, 10 }, { ISL7998X_REG_P0_IO_BUFFER_CTL, 0x00 },