From patchwork Tue Jun 13 13:50:17 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Astrid Rost X-Patchwork-Id: 13278782 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 E6BB9EB64D8 for ; Tue, 13 Jun 2023 13:50:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S242434AbjFMNue (ORCPT ); Tue, 13 Jun 2023 09:50:34 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50590 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240515AbjFMNuc (ORCPT ); Tue, 13 Jun 2023 09:50:32 -0400 Received: from smtp1.axis.com (smtp1.axis.com [195.60.68.17]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id C33DCD2; Tue, 13 Jun 2023 06:50:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=axis.com; q=dns/txt; s=axis-central1; t=1686664231; x=1718200231; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=jHoqqmlDAGebBQdgXBrwxAnMk3s8uTXBmUHeS8OYD+8=; b=hlzEi7s0KaAZ1aU0lkTifwQ64n6LD3AxwcplCd0sSTVg1rhOOH3qqUqJ PN0k7Rv/ALawalRglBBZ4FG2kyH10GKzVerYFedZkt9mrdsajS9BJIUnC qRtnoFMKaYva/6TWU+VZYKvCWxBU/mIKyvnOZVyJr0RxyYUsnlLEyN7rh WsGGLg/D2wzlKurLJ59+yP3xinr+eGYu5C0OFgClk/Y4S5jH4ib6N5zAJ cihYjmcw7uRwiAZAEPaEACJjrfkCzvnxF+EaUBUR2gHlSvvRNCIn/Nojf SXEFh3/pWHZZuKiz9V0EWB62SbLHETRRzohfMuFCYAPMXhiMmlDk0rFQi A==; From: Astrid Rost To: Jonathan Cameron , Lars-Peter Clausen CC: , , , =?utf-8?q?Uwe_Kleine-K=C3=B6nig?= , Mathieu Othacehe , Astrid Rost Subject: [PATCH v6 1/8] iio: light: vcnl4000: Add proximity irq for vcnl4200 Date: Tue, 13 Jun 2023 15:50:17 +0200 Message-ID: <20230613135025.2596641-2-astrid.rost@axis.com> X-Mailer: git-send-email 2.30.2 In-Reply-To: <20230613135025.2596641-1-astrid.rost@axis.com> References: <20230613135025.2596641-1-astrid.rost@axis.com> MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-iio@vger.kernel.org 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 | 12 +++++++++--- 1 file changed, 9 insertions(+), 3 deletions(-) diff --git a/drivers/iio/light/vcnl4000.c b/drivers/iio/light/vcnl4000.c index 56d3963d3d66..55a1952672a4 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 */ #define VCNL4040_DEV_ID 0x0c /* Device ID and version */ @@ -164,6 +165,8 @@ 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; }; static const struct i2c_device_id vcnl4000_id[] = { @@ -1005,7 +1008,7 @@ static irqreturn_t vcnl4040_irq_thread(int irq, void *p) struct vcnl4000_data *data = iio_priv(indio_dev); int ret; - ret = i2c_smbus_read_word_data(data->client, VCNL4040_INT_FLAGS); + ret = i2c_smbus_read_word_data(data->client, data->chip_spec->int_reg); if (ret < 0) return IRQ_HANDLED; @@ -1314,6 +1317,7 @@ static const struct vcnl4000_chip_spec vcnl4000_chip_spec_cfg[] = { .num_channels = ARRAY_SIZE(vcnl4040_channels), .info = &vcnl4040_info, .irq_thread = vcnl4040_irq_thread, + .int_reg = VCNL4040_INT_FLAGS, }, [VCNL4200] = { .prod = "VCNL4200", @@ -1321,9 +1325,11 @@ static const struct vcnl4000_chip_spec vcnl4000_chip_spec_cfg[] = { .measure_light = vcnl4200_measure_light, .measure_proximity = vcnl4200_measure_proximity, .set_power_state = vcnl4200_set_power_state, - .channels = vcnl4000_channels, + .channels = vcnl4040_channels, .num_channels = ARRAY_SIZE(vcnl4000_channels), - .info = &vcnl4000_info, + .info = &vcnl4040_info, + .irq_thread = vcnl4040_irq_thread, + .int_reg = VCNL4200_INT_FLAGS, }, };