From nobody Mon Feb 9 12:23:51 2026 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 48A08C7EE26 for ; Mon, 22 May 2023 14:26:33 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233670AbjEVO0b (ORCPT ); Mon, 22 May 2023 10:26:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51450 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231695AbjEVO0a (ORCPT ); Mon, 22 May 2023 10:26:30 -0400 Received: from smtp2.axis.com (smtp2.axis.com [195.60.68.18]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3A052A3; Mon, 22 May 2023 07:26:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=axis.com; q=dns/txt; s=axis-central1; t=1684765588; x=1716301588; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Zp9g6LGMcrNga0LDQCnxSABwd8l8hW09UrHEcEB+7N8=; b=XoXlMLrHRjm0jCyihZNJCDRGRDwDm3QuXQyO/pjTIGYuFolZSgwLjT9W BtZuHTQ31zTsNzp4vCvoP+RVVJiKqpIfUZgltv0rYdVOUhv+EYEICd/o3 9L0hhmtMIRowjlOiNzAXpK+7RldJFaTB1oxIJXhqaThUFsoqq7y3sQsCW RV+5hABc/Yyfwn9QxYLhNNql37KmW5daSEBP7t/tBvJzPGDcxl8pOpw3z yvAlura1Bkmb8231q5hjlBPSj4ieTvsGIkNbm2n6l/zK1J7HU9zKiFSJI TxrfX2YS9rLCG0Tc2Rka9SLj/DB9aCpxdgdvnwUS8RCtrAiqBV+w/Ua5S Q==; From: Astrid Rost To: Jonathan Cameron , Lars-Peter Clausen CC: , , , =?UTF-8?q?Uwe=20Kleine-K=C3=B6nig?= , Mathieu Othacehe , Astrid Rost Subject: [PATCH v4 1/7] iio: light: vcnl4000: Add proximity irq for vcnl4200 Date: Mon, 22 May 2023 16:26:15 +0200 Message-ID: <20230522142621.1680563-2-astrid.rost@axis.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230522142621.1680563-1-astrid.rost@axis.com> References: <20230522142621.1680563-1-astrid.rost@axis.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" Add proximity interrupt support for vcnl4200 (similar to vcnl4040). Add support to configure proximity sensor interrupts and threshold limits. If an interrupt is detected an event will be pushed to the event interface. Signed-off-by: Astrid Rost --- drivers/iio/light/vcnl4000.c | 11 ++++++++--- 1 file changed, 8 insertions(+), 3 deletions(-) diff --git a/drivers/iio/light/vcnl4000.c b/drivers/iio/light/vcnl4000.c index 56d3963d3d66..565b9c9ea470 100644 --- a/drivers/iio/light/vcnl4000.c +++ b/drivers/iio/light/vcnl4000.c @@ -65,6 +65,7 @@ #define VCNL4200_PS_DATA 0x08 /* Proximity data */ #define VCNL4200_AL_DATA 0x09 /* Ambient light data */ #define VCNL4040_INT_FLAGS 0x0b /* Interrupt register */ +#define VCNL4200_INT_FLAGS 0x0d /* Interrupt register */ #define VCNL4200_DEV_ID 0x0e /* Device ID, slave address and version */ =20 #define VCNL4040_DEV_ID 0x0c /* Device ID and version */ @@ -164,6 +165,7 @@ struct vcnl4000_chip_spec { int (*set_power_state)(struct vcnl4000_data *data, bool on); irqreturn_t (*irq_thread)(int irq, void *priv); irqreturn_t (*trig_buffer_func)(int irq, void *priv); + u8 int_reg; }; =20 static const struct i2c_device_id vcnl4000_id[] =3D { @@ -1005,7 +1007,7 @@ static irqreturn_t vcnl4040_irq_thread(int irq, void = *p) struct vcnl4000_data *data =3D iio_priv(indio_dev); int ret; =20 - ret =3D i2c_smbus_read_word_data(data->client, VCNL4040_INT_FLAGS); + ret =3D i2c_smbus_read_word_data(data->client, data->chip_spec->int_reg); if (ret < 0) return IRQ_HANDLED; =20 @@ -1314,6 +1316,7 @@ static const struct vcnl4000_chip_spec vcnl4000_chip_= spec_cfg[] =3D { .num_channels =3D ARRAY_SIZE(vcnl4040_channels), .info =3D &vcnl4040_info, .irq_thread =3D vcnl4040_irq_thread, + .int_reg =3D VCNL4040_INT_FLAGS, }, [VCNL4200] =3D { .prod =3D "VCNL4200", @@ -1321,9 +1324,11 @@ static const struct vcnl4000_chip_spec vcnl4000_chip= _spec_cfg[] =3D { .measure_light =3D vcnl4200_measure_light, .measure_proximity =3D vcnl4200_measure_proximity, .set_power_state =3D vcnl4200_set_power_state, - .channels =3D vcnl4000_channels, + .channels =3D vcnl4040_channels, .num_channels =3D ARRAY_SIZE(vcnl4000_channels), - .info =3D &vcnl4000_info, + .info =3D &vcnl4040_info, + .irq_thread =3D vcnl4040_irq_thread, + .int_reg =3D VCNL4200_INT_FLAGS, }, }; =20 --=20 2.30.2