From patchwork Mon Mar 31 05:50:20 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhang, Lixu" X-Patchwork-Id: 14033161 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 16CE6186284; Mon, 31 Mar 2025 05:48:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743400114; cv=none; b=fUaTT4FacV1tmCHmKD5XTeviV7cUj/pulYaXkJzy8QfLldutUZbsJRCIX/0uTLS1Go1xYlFfyBZEYpvx7rSdKDSLRdcnXGGYHgeF6L0hF6k5J3ImTV9lUJGxXHE+2DnFTtGQNS1zG42dZLB/wZ8e542/DOJCGc46X2ByMsSmLII= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743400114; c=relaxed/simple; bh=Z4Jw/pv1pRWCpbj5lwRFsIAALyMbcVpCdb4nKmUUlnM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=QlcG9hxB0Z1EvPeMMR6qkLz0dYBti6GbfaQ9xkOvylEBnYQP4mpLHLoHmVeT5W6BB1/tCtBNQx7bFIp1m9bLP9jaEGI6+nIRM+J41M3yDQ5MExToaZgfHcIDPsIARmjM2EgdSlB9Ut9c8jloUi43C0JK6pZIqxgGYC/k9fq8k4Y= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=f59VyTBK; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="f59VyTBK" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1743400113; x=1774936113; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=Z4Jw/pv1pRWCpbj5lwRFsIAALyMbcVpCdb4nKmUUlnM=; b=f59VyTBKDrJx//uPPdpASZn9FGF6ZvxCmJNk6GTALi3wXNwfYPUSKjeD EybEva84afEaIc50lZ0RIDXrCj1a2+FR0Usms+kXe3M8fkvQRQ0GMFjzD kIFWVoqhJqhURKLFJC24RFwqD55YtTDM+zZdlseqXdFhFjZNY80UUCwOS XQB/2LRn3Ir0jwMDlkt3YPlwgcFE6RbDgHYaXku1RMhNwvq1EN+JVRdfG SlCgjNXnggI+1N1gNFOJDbMD4qiHzT4OFHHoPbyhtGVWyR96cBAUNX762 amKIs5WqapTrLzgLpISAnd3uEBhrQPSk+YcRCfcTP0HJ7X9seS67A45tL A==; X-CSE-ConnectionGUID: +n+lnO6iQrK++rw3nuZUNg== X-CSE-MsgGUID: dxqZHC2qTteQBYk6SE+lWQ== X-IronPort-AV: E=McAfee;i="6700,10204,11389"; a="70037942" X-IronPort-AV: E=Sophos;i="6.14,290,1736841600"; d="scan'208";a="70037942" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2025 22:48:32 -0700 X-CSE-ConnectionGUID: 386q7bDJSA+tKXs8UlM5HA== X-CSE-MsgGUID: 6+3zoWTSSHqfFzqkPjlCEQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,290,1736841600"; d="scan'208";a="131210224" Received: from iscp-l-lixuzha.sh.intel.com ([10.239.153.157]) by orviesa005.jf.intel.com with ESMTP; 30 Mar 2025 22:48:30 -0700 From: Zhang Lixu To: linux-iio@vger.kernel.org, jic23@kernel.org, lars@metafoo.de, jikos@kernel.org, srinivas.pandruvada@linux.intel.com, peterz@infradead.org, gregkh@linuxfoundation.org, ribalda@chromium.org, archana.patni@linux.intel.com, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org Cc: lixu.zhang@intel.com, even.xu@intel.com Subject: [PATCH 1/3] iio: hid-sensor-prox: Restore lost scale assignments Date: Mon, 31 Mar 2025 13:50:20 +0800 Message-ID: <20250331055022.1149736-2-lixu.zhang@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250331055022.1149736-1-lixu.zhang@intel.com> References: <20250331055022.1149736-1-lixu.zhang@intel.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The variables `scale_pre_decml`, `scale_post_decml`, and `scale_precision` were assigned in commit d68c592e02f6 ("iio: hid-sensor-prox: Fix scale not correct issue"), but due to a merge conflict in commit 9c15db92a8e5 ("Merge tag 'iio-for-5.13a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next"), these assignments were lost. Add back lost assignments and replace `st->prox_attr` with `st->prox_attr[0]` because commit 596ef5cf654b ("iio: hid-sensor-prox: Add support for more channels") changed `prox_attr` to an array. Cc: stable@vger.kernel.org # 5.13+ Fixes: 9c15db92a8e5 ("Merge tag 'iio-for-5.13a' of https://git.kernel.org/pub/scm/linux/kernel/git/jic23/iio into staging-next") Signed-off-by: Zhang Lixu Acked-by: Srinivas Pandruvada --- drivers/iio/light/hid-sensor-prox.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c index 76b76d12b388..1dc6fb7cf614 100644 --- a/drivers/iio/light/hid-sensor-prox.c +++ b/drivers/iio/light/hid-sensor-prox.c @@ -257,6 +257,11 @@ static int prox_parse_report(struct platform_device *pdev, st->num_channels = index; + st->scale_precision = hid_sensor_format_scale(hsdev->usage, + &st->prox_attr[0], + &st->scale_pre_decml, + &st->scale_post_decml); + return 0; } From patchwork Mon Mar 31 05:50:21 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhang, Lixu" X-Patchwork-Id: 14033162 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 808D4194080; Mon, 31 Mar 2025 05:48:36 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.7 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743400118; cv=none; b=fN3Oq68PIgEeYZw/6FNQPZ1SCtOcTBn+KGYBbxQ8grMS2howlAvILeJJL0EByoD6kd80BSqqvS4sF2kJzzrqstQPsX1+Bu6Lnyf8R/mUUS/ZJ8Vz3bnqxweROfLf4M1dMYUo4d6EoaGwT7Mli8n5zT74G2bY+3Ho2zUGwgLvgo8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1743400118; c=relaxed/simple; bh=+vxKVhsvhJkHa6QNu4XEE4U75KysTMqB44JBfd5QGwA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=LOK1DPXR7E1rkT1LAxLGcRa+M3o7tMgYBaEw576/TW5fNdXT25DzYqe/1p/0gbJ0X6a1xiNSqdkta2PoDc3bRYy/rykKpEZNBLNJeaQUnjYPszecv8T8HETyx38fR/RJmN2KQpiP638Kl2Xoc66k4v53d4957sVRW+He7EVFulY= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=ObGQu3Cj; arc=none smtp.client-ip=192.198.163.7 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="ObGQu3Cj" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1743400116; x=1774936116; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=+vxKVhsvhJkHa6QNu4XEE4U75KysTMqB44JBfd5QGwA=; b=ObGQu3CjCpHP3ViZ5CYoAIJARjiXmkXHSmVrTGxM8uPDThpMy5JL3qn0 ktUhMJCr72Dh43e18J0J9tzjyDNKDGNdHxuRkvR2/7dwDt5ECB/d8ixAy +zu3XZ3m9tj19U8vMvTz7stMLyDvEiXD4xb9j5XfkcpsnqHazhUpQkvAX qNWrBrUo3AyYdyuZnq4DrPlgDM2OcAz5iyRaFOw9fu+iaJGFHCmELBgnN //M4AINNZOGznZK0EAdAJM+w+LlqLSiW/3f9/hgmMw/KkiS8/66/6kxgs kLKIxoZuWYu4FwkwgT6jg617HybICx5DPLWFlWLwDHb+rDafucC2jJyX1 g==; X-CSE-ConnectionGUID: Y8jK15LkSmK3Qei51nstSg== X-CSE-MsgGUID: XD+HKFhxQrOfK/6QUDKBXA== X-IronPort-AV: E=McAfee;i="6700,10204,11389"; a="70037949" X-IronPort-AV: E=Sophos;i="6.14,290,1736841600"; d="scan'208";a="70037949" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2025 22:48:36 -0700 X-CSE-ConnectionGUID: jwL4HYIwSDSATlsZTHuaig== X-CSE-MsgGUID: dm8/mrYhRxuREh2GUmHTEQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,290,1736841600"; d="scan'208";a="131210240" Received: from iscp-l-lixuzha.sh.intel.com ([10.239.153.157]) by orviesa005.jf.intel.com with ESMTP; 30 Mar 2025 22:48:34 -0700 From: Zhang Lixu To: linux-iio@vger.kernel.org, jic23@kernel.org, lars@metafoo.de, jikos@kernel.org, srinivas.pandruvada@linux.intel.com, peterz@infradead.org, gregkh@linuxfoundation.org, ribalda@chromium.org, archana.patni@linux.intel.com, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org Cc: lixu.zhang@intel.com, even.xu@intel.com Subject: [PATCH 2/3] iio: hid-sensor-prox: support multi-channel SCALE calculation Date: Mon, 31 Mar 2025 13:50:21 +0800 Message-ID: <20250331055022.1149736-3-lixu.zhang@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250331055022.1149736-1-lixu.zhang@intel.com> References: <20250331055022.1149736-1-lixu.zhang@intel.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 With the introduction of multi-channel support in commit 596ef5cf654b ("iio: hid-sensor-prox: Add support for more channels"), each channel requires an independent SCALE calculation, but the existing code only calculates SCALE for a single channel. Addresses the problem by modifying the driver to perform independent SCALE calculations for each channel. Cc: stable@vger.kernel.org Fixes: 596ef5cf654b ("iio: hid-sensor-prox: Add support for more channels") Signed-off-by: Zhang Lixu Acked-by: Srinivas Pandruvada --- .../hid-sensors/hid-sensor-attributes.c | 4 ++++ drivers/iio/light/hid-sensor-prox.c | 24 ++++++++++--------- 2 files changed, 17 insertions(+), 11 deletions(-) diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c index ad1882f608c0..2055a03cbeb1 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c @@ -66,6 +66,10 @@ static struct { {HID_USAGE_SENSOR_HUMIDITY, 0, 1000, 0}, {HID_USAGE_SENSOR_HINGE, 0, 0, 17453293}, {HID_USAGE_SENSOR_HINGE, HID_USAGE_SENSOR_UNITS_DEGREES, 0, 17453293}, + + {HID_USAGE_SENSOR_HUMAN_PRESENCE, 0, 1, 0}, + {HID_USAGE_SENSOR_HUMAN_PROXIMITY, 0, 1, 0}, + {HID_USAGE_SENSOR_HUMAN_ATTENTION, 0, 1, 0}, }; static void simple_div(int dividend, int divisor, int *whole, diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c index 1dc6fb7cf614..941508e58286 100644 --- a/drivers/iio/light/hid-sensor-prox.c +++ b/drivers/iio/light/hid-sensor-prox.c @@ -34,9 +34,9 @@ struct prox_state { struct iio_chan_spec channels[MAX_CHANNELS]; u32 channel2usage[MAX_CHANNELS]; u32 human_presence[MAX_CHANNELS]; - int scale_pre_decml; - int scale_post_decml; - int scale_precision; + int scale_pre_decml[MAX_CHANNELS]; + int scale_post_decml[MAX_CHANNELS]; + int scale_precision[MAX_CHANNELS]; unsigned long scan_mask[2]; /* One entry plus one terminator. */ int num_channels; }; @@ -116,9 +116,12 @@ static int prox_read_raw(struct iio_dev *indio_dev, ret_type = IIO_VAL_INT; break; case IIO_CHAN_INFO_SCALE: - *val = prox_state->scale_pre_decml; - *val2 = prox_state->scale_post_decml; - ret_type = prox_state->scale_precision; + if (chan->scan_index >= prox_state->num_channels) + return -EINVAL; + + *val = prox_state->scale_pre_decml[chan->scan_index]; + *val2 = prox_state->scale_post_decml[chan->scan_index]; + ret_type = prox_state->scale_precision[chan->scan_index]; break; case IIO_CHAN_INFO_OFFSET: *val = hid_sensor_convert_exponent( @@ -249,6 +252,10 @@ static int prox_parse_report(struct platform_device *pdev, st->prox_attr[index].size); dev_dbg(&pdev->dev, "prox %x:%x\n", st->prox_attr[index].index, st->prox_attr[index].report_id); + st->scale_precision[index] = + hid_sensor_format_scale(usage_id, &st->prox_attr[index], + &st->scale_pre_decml[index], + &st->scale_post_decml[index]); index++; } @@ -257,11 +264,6 @@ static int prox_parse_report(struct platform_device *pdev, st->num_channels = index; - st->scale_precision = hid_sensor_format_scale(hsdev->usage, - &st->prox_attr[0], - &st->scale_pre_decml, - &st->scale_post_decml); - return 0; } From patchwork Mon Mar 31 05:50:22 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "Zhang, Lixu" X-Patchwork-Id: 14033163 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.7]) (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 B9C2E1A00E7; Mon, 31 Mar 2025 05:48:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; 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a="70037959" X-IronPort-AV: E=Sophos;i="6.14,290,1736841600"; d="scan'208";a="70037959" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa101.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Mar 2025 22:48:39 -0700 X-CSE-ConnectionGUID: Y70vaVOaTQmaogyEpLiArg== X-CSE-MsgGUID: kCoz8YSkRSKPcWlBXWwDHQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.14,290,1736841600"; d="scan'208";a="131210258" Received: from iscp-l-lixuzha.sh.intel.com ([10.239.153.157]) by orviesa005.jf.intel.com with ESMTP; 30 Mar 2025 22:48:37 -0700 From: Zhang Lixu To: linux-iio@vger.kernel.org, jic23@kernel.org, lars@metafoo.de, jikos@kernel.org, srinivas.pandruvada@linux.intel.com, peterz@infradead.org, gregkh@linuxfoundation.org, ribalda@chromium.org, archana.patni@linux.intel.com, linux-kernel@vger.kernel.org, linux-input@vger.kernel.org Cc: lixu.zhang@intel.com, even.xu@intel.com Subject: [PATCH 3/3] iio: hid-sensor-prox: Fix incorrect OFFSET calculation Date: Mon, 31 Mar 2025 13:50:22 +0800 Message-ID: <20250331055022.1149736-4-lixu.zhang@intel.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20250331055022.1149736-1-lixu.zhang@intel.com> References: <20250331055022.1149736-1-lixu.zhang@intel.com> Precedence: bulk X-Mailing-List: linux-iio@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 The OFFSET calculation in the prox_read_raw() was incorrectly using the unit exponent, which is intended for SCALE calculations. Remove the incorrect OFFSET calculation and set it to a fixed value of 0. Cc: stable@vger.kernel.org Fixes: 39a3a0138f61 ("iio: hid-sensors: Added Proximity Sensor Driver") Signed-off-by: Zhang Lixu Acked-by: Srinivas Pandruvada --- drivers/iio/light/hid-sensor-prox.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/drivers/iio/light/hid-sensor-prox.c b/drivers/iio/light/hid-sensor-prox.c index 941508e58286..4c65b32d34ce 100644 --- a/drivers/iio/light/hid-sensor-prox.c +++ b/drivers/iio/light/hid-sensor-prox.c @@ -124,8 +124,7 @@ static int prox_read_raw(struct iio_dev *indio_dev, ret_type = prox_state->scale_precision[chan->scan_index]; break; case IIO_CHAN_INFO_OFFSET: - *val = hid_sensor_convert_exponent( - prox_state->prox_attr[chan->scan_index].unit_expo); + *val = 0; ret_type = IIO_VAL_INT; break; case IIO_CHAN_INFO_SAMP_FREQ: