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[2a02:8389:41cf:e200:41f4:a392:1d5:d74d]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-42e96a55336sm188680935e9.47.2024.10.01.13.21.55 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 01 Oct 2024 13:21:56 -0700 (PDT) From: Javier Carrasco Date: Tue, 01 Oct 2024 22:21:19 +0200 Subject: [PATCH v3 6/9] iio: light: veml6030: drop processed info for white channel Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20241001-veml6035-v3-6-d789f6ff147c@gmail.com> References: <20241001-veml6035-v3-0-d789f6ff147c@gmail.com> In-Reply-To: <20241001-veml6035-v3-0-d789f6ff147c@gmail.com> To: Jonathan Cameron , Lars-Peter Clausen , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Rishi Gupta Cc: linux-iio@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Jonathan Cameron , Javier Carrasco X-Mailer: b4 0.14-dev X-Developer-Signature: v=1; a=ed25519-sha256; t=1727814089; l=1568; i=javier.carrasco.cruz@gmail.com; s=20240312; h=from:subject:message-id; bh=6FdgvinlhFTPyzFS1cRR4OBTLX5M2H3vaJ1nXi+ddos=; b=O/L27EDv0iYqC/1NBfcPqeNFaUtH/dE0y0voKVbrs+wLvQrLw4wTQW25bnbhL3qpoHI7YIFGr zvDrb0Lgs1DA9tYqcA12MEcgzDEcToKfuVx2MNBQuHgY1VsQdIZ4ul3 X-Developer-Key: i=javier.carrasco.cruz@gmail.com; a=ed25519; pk=lzSIvIzMz0JhJrzLXI0HAdPwsNPSSmEn6RbS+PTS9aQ= The resolution of the WHITE channel is not provided by the manufacturer, neither in the datasheet nor in the application note (even their proprietary application only processes the ALS channel, giving raw values for WHITE). The current implementation assumes that both resolutions are identical, which is extremely unlikely, especially for photodiodes with different spectral responses. Drop the processed information as it is meaningless. Signed-off-by: Javier Carrasco --- drivers/iio/light/veml6030.c | 6 ------ 1 file changed, 6 deletions(-) diff --git a/drivers/iio/light/veml6030.c b/drivers/iio/light/veml6030.c index fe6d2f9a2e01..677374e401b3 100644 --- a/drivers/iio/light/veml6030.c +++ b/drivers/iio/light/veml6030.c @@ -210,7 +210,6 @@ static const struct iio_chan_spec veml6030_channels[] = =3D { .modified =3D 1, .channel2 =3D IIO_MOD_LIGHT_BOTH, .info_mask_separate =3D BIT(IIO_CHAN_INFO_RAW) | - BIT(IIO_CHAN_INFO_PROCESSED) | BIT(IIO_CHAN_INFO_INT_TIME) | BIT(IIO_CHAN_INFO_SCALE), .info_mask_shared_by_all_available =3D BIT(IIO_CHAN_INFO_INT_TIME) | @@ -549,11 +548,6 @@ static int veml6030_read_raw(struct iio_dev *indio_dev, dev_err(dev, "can't read white data %d\n", ret); return ret; } - if (mask =3D=3D IIO_CHAN_INFO_PROCESSED) { - *val =3D (reg * data->cur_resolution) / 10000; - *val2 =3D (reg * data->cur_resolution) % 10000; - return IIO_VAL_INT_PLUS_MICRO; - } *val =3D reg; return IIO_VAL_INT; default: --=20 2.43.0