From: Jonathan Cameron <jic23@kernel.org>
To: Nuno Sa via B4 Relay <devnull+nuno.sa.analog.com@kernel.org>
Cc: nuno.sa@analog.com, linux-iio@vger.kernel.org,
Lars-Peter Clausen <lars@metafoo.de>,
Michael Hennerich <Michael.Hennerich@analog.com>,
Olivier Moysan <olivier.moysan@foss.st.com>,
Dragos Bogdan <dragos.bogdan@analog.com>
Subject: Re: [PATCH v2 8/8] iio: adc: ad9467: add digital interface test to debugfs
Date: Sat, 3 Aug 2024 14:38:06 +0100 [thread overview]
Message-ID: <20240803143806.17bd4e56@jic23-huawei> (raw)
In-Reply-To: <20240802-dev-iio-backend-add-debugfs-v2-8-4cb62852f0d0@analog.com>
On Fri, 02 Aug 2024 16:27:06 +0200
Nuno Sa via B4 Relay <devnull+nuno.sa.analog.com@kernel.org> wrote:
> From: Nuno Sa <nuno.sa@analog.com>
>
> One useful thing to do (in case of problems) in this high speed devices
> with digital interfaces is to try different test patterns to see if the
> interface is working properly (and properly calibrated). Hence add this
> to debugfs.
>
> On top of this, for some test patterns, the backend may have a matching
> validator block which can be helpful in identifying possible issues. For
> the other patterns some test equipment must be used so one can look into
> the signal and see how it looks like.
>
> Hence, we also add the backend debugfs interface with
> iio_backend_debugfs_add().
>
> Signed-off-by: Nuno Sa <nuno.sa@analog.com>
I'll apply the series, but I would like a docs update for the
debugfs files this patch adds. That can be a follow up patch.
Jonathan
next prev parent reply other threads:[~2024-08-03 13:38 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-02 14:26 [PATCH v2 0/8] iio: adc: ad9467: add debugFS test mode support Nuno Sa via B4 Relay
2024-08-02 14:26 ` [PATCH v2 1/8] iio: backend: introduce struct iio_backend_info Nuno Sa via B4 Relay
2024-08-02 14:27 ` [PATCH v2 2/8] iio: backend: add debugFs interface Nuno Sa via B4 Relay
2024-08-02 14:27 ` [PATCH v2 3/8] iio: backend: add a modified prbs23 support Nuno Sa via B4 Relay
2024-08-02 14:27 ` [PATCH v2 4/8] iio: adc: adi-axi-adc: support modified prbs23 Nuno Sa via B4 Relay
2024-08-02 14:27 ` [PATCH v2 5/8] iio: adc: adi-axi-adc: split axi_adc_chan_status() Nuno Sa via B4 Relay
2024-08-02 14:27 ` [PATCH v2 6/8] iio: adc: adi-axi-adc: implement backend debugfs interface Nuno Sa via B4 Relay
2024-08-02 14:27 ` [PATCH v2 7/8] iio: adc: ad9467: add backend test mode helpers Nuno Sa via B4 Relay
2024-08-02 14:27 ` [PATCH v2 8/8] iio: adc: ad9467: add digital interface test to debugfs Nuno Sa via B4 Relay
2024-08-03 13:38 ` Jonathan Cameron [this message]
2024-08-05 6:39 ` Nuno Sá
2024-08-03 13:39 ` [PATCH v2 0/8] iio: adc: ad9467: add debugFS test mode support Jonathan Cameron
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