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Tue, 21 Apr 2026 15:22:33 -0700 (PDT) Received: from natalia-pc ([187.116.73.68]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-12c831d5b29sm20129785c88.8.2026.04.21.15.22.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 21 Apr 2026 15:22:32 -0700 (PDT) From: =?UTF-8?q?Nat=C3=A1lia=20Salvino=20Andr=C3=A9?= To: andy@kernel.org, bentiss@kernel.org, dlechner@baylibre.com, jic23@kernel.org, jikos@kernel.org, nuno.sa@analog.com, srinivas.pandruvada@linux.intel.com Cc: =?UTF-8?q?Nat=C3=A1lia=20Salvino=20Andr=C3=A9?= , Pietro Di Consolo Gregorio , linux-iio@vger.kernel.org, linux-input@vger.kernel.org Subject: [PATCH v2 1/7] iio: HID: Add helper method hid_sensor_adjust_channel_bit_mask() Date: Tue, 21 Apr 2026 19:20:33 -0300 Message-ID: <20260421222210.16016-2-natalia.andre@ime.usp.br> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260421222210.16016-1-natalia.andre@ime.usp.br> References: <20260421222210.16016-1-natalia.andre@ime.usp.br> Precedence: bulk X-Mailing-List: linux-input@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Add helper method to deduplicate code in HID sensors. Signed-off-by: Natália Salvino André Co-developed-by: Pietro Di Consolo Gregorio Signed-off-by: Pietro Di Consolo Gregorio --- .../iio/common/hid-sensors/hid-sensor-attributes.c | 12 ++++++++++++ include/linux/hid-sensor-hub.h | 3 +++ 2 files changed, 15 insertions(+) diff --git a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c index c115a72832b2..3ee6e83c6cac 100644 --- a/drivers/iio/common/hid-sensors/hid-sensor-attributes.c +++ b/drivers/iio/common/hid-sensors/hid-sensor-attributes.c @@ -3,6 +3,7 @@ * HID Sensors Driver * Copyright (c) 2012, Intel Corporation. */ +#include #include #include #include @@ -589,6 +590,17 @@ int hid_sensor_parse_common_attributes(struct hid_sensor_hub_device *hsdev, } EXPORT_SYMBOL_NS(hid_sensor_parse_common_attributes, "IIO_HID"); +void hid_sensor_adjust_channel_bit_mask(struct iio_chan_spec *channels, + int channel, int size) +{ + channels[channel].scan_type.format = 's'; + /* Real storage bits will change based on the report desc. */ + channels[channel].scan_type.realbits = size * BITS_PER_BYTE; + /* Maximum size of a sample to capture is u32 */ + channels[channel].scan_type.storagebits = sizeof(u32) * BITS_PER_BYTE; +} +EXPORT_SYMBOL_NS(hid_sensor_adjust_channel_bit_mask, "IIO_HID"); + MODULE_AUTHOR("Srinivas Pandruvada "); MODULE_DESCRIPTION("HID Sensor common attribute processing"); MODULE_LICENSE("GPL"); diff --git a/include/linux/hid-sensor-hub.h b/include/linux/hid-sensor-hub.h index e71056553108..6523d46c63e0 100644 --- a/include/linux/hid-sensor-hub.h +++ b/include/linux/hid-sensor-hub.h @@ -281,4 +281,7 @@ bool hid_sensor_batch_mode_supported(struct hid_sensor_common *st); int hid_sensor_set_report_latency(struct hid_sensor_common *st, int latency); int hid_sensor_get_report_latency(struct hid_sensor_common *st); +void hid_sensor_adjust_channel_bit_mask(struct iio_chan_spec *channels, + int channel, int size); + #endif -- 2.51.0