linux-kernel - Re: [PATCH v1 00/17] iio: chemical: bme680: Driver cleanup

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Date: Sun, 2 Jun 2024 13:31:05 +0100
From: Jonathan Cameron <jic23@...nel.org>
To: Vasileios Amoiridis <vassilisamir@...il.com>
Cc: lars@...afoo.de, himanshujha199640@...il.com, linux-iio@...r.kernel.org,
 linux-kernel@...r.kernel.org, Mike Looijmans <mike.looijmans@...ic.nl>,
 David Frey <dpfrey@...il.com>
Subject: Re: [PATCH v1 00/17] iio: chemical: bme680: Driver cleanup

On Mon, 27 May 2024 20:37:48 +0200
Vasileios Amoiridis <vassilisamir@...il.com> wrote:

> This started as a series to add support for buffers and the new
> BME688 but it ended up being just a cleaning series. These might
> be quite some patches for such a thing but I feel that they are
> are well split, in order to allow for better review.
> 
> The patches are mostly small changes but essential for the correct use
> of the driver. The first patches looked like fixes that should be
> marked for the stable. Patches [11,17/17] might be a bit bigger but 11/17
> is quite straightforward and 17/17 is basically a duplication of a
> very similar commit coming from the BMP280 driver [1].
> 
> In general, the datasheet [2] of the driver is not very descriptive,
> and it redirects the user to the BME68x Sensor API [3]. All the things
> that were identified from the BME68x Sensor API have been marked with
> links to the original locations of the GitHub code. If this is too much
> and we don't want this type of information on the commit message, please
> let me know and I will fix it.
> 
> [1]: https://lore.kernel.org/linux-iio/20240512230524.53990-1-vassilisamir@gmail.com/T/#mc6f814e9a4f8c2b39015909d174c7013b3648b9b
> [2]: https://www.bosch-sensortec.com/media/boschsensortec/downloads/datasheets/bst-bme680-ds001.pdf
> [3]: https://github.com/boschsensortec/BME68x_SensorAPI/tree/master

+CC Mike and David who have been active around this driver in the past.


> 
> Vasileios Amoiridis (17):
>   iio: chemical: bme680: Fix pressure value output
>   iio: chemical: bme680: Fix calibration data variable
>   iio: chemical: bme680: Fix overflows in compensate() functions
>   iio: chemical: bme680: Fix sensor data read operation
>   iio: chemical: bme680: Fix type in define
>   iio: chemical: bme680: Add mutexes to guard read/write to device
>   iio: chemical: bme680: Drop unnecessary casts and correct adc data
>     types
>   iio: chemical: bme680: Remove remaining ACPI-only stuff
>   iio: chemical: bme680: Sort headers alphabetically
>   iio: chemical: bme680: Remove duplicate register read
>   iio: chemical: bme680: Use bulk reads for calibration data
>   iio: chemical: bme680: Allocate IIO device before chip initialization
>   iio: chemical: bme680: Add read buffers in DMA safe region
>   iio: chemical: bme680: Modify startup procedure
>   iio: chemical: bme680: Remove redundant gas configuration
>   iio: chemical: bme680: Move forced mode setup in ->read_raw()
>   iio: chemical: bme680: Refactorize reading functions
> 
>  drivers/iio/chemical/bme680.h      |  39 +-
>  drivers/iio/chemical/bme680_core.c | 643 ++++++++++++++---------------
>  2 files changed, 315 insertions(+), 367 deletions(-)
> 
> 
> base-commit: 409b6d632f5078f3ae1018b6e43c32f2e12f6736