From: Sascha Hauer <s.hauer@pengutronix.de>
To: Trent Piepho <trent.piepho@synapse.com>
Cc: barebox@lists.infradead.org
Subject: Re: [PATCH v2 1/4] aiodev: Name channels with device instance name
Date: Tue, 29 Sep 2020 09:04:56 +0200 [thread overview]
Message-ID: <20200929070456.GS11648@pengutronix.de> (raw)
In-Reply-To: <20200925234315.453448-1-trent.piepho@synapse.com>
On Fri, Sep 25, 2020 at 04:43:12PM -0700, Trent Piepho wrote:
> When dynamically assigning device names, an aiodev's name will be
> "aiodev" and an index, not part of the name string itself, will be
> allocated dynamically. These are combined to register a device with a
> name like "aiodev0" or "aiodev1".
>
> The shell environment variables use the device name, so one might use
> "${aiodev0.in_value0_mV}" and "${aiodev1.in_value0_mV}".
>
> However, the channel names that are used with aiochannel_get_by_name()
> just use the aiodev's name and channel name. So channel 0 of the 1st
> aiodev would be "aiodev.in_value0_mV" and the 2nd aiodev would use the
> same name.
>
> Change the channel naming to use the device instance name, e.g.
> "aiodev0", rather than the aiodev's base name. This makes the names
> used aiochannel_get_by_name() match the environment variable names and
> also avoids duplicate names with more than one dynamically allocated
> aiodev.
>
> Rename aiochannel_get_by_name() to aiochannel_by_name() so that any out
> of tree boards that use it will fail to compile, since they now need to
> pass in a different name.
>
> Signed-off-by: Trent Piepho <trent.piepho@synapse.com>
> ---
> Changes in v2:
> * Rename aiochannel_get_by_name()
Applied all, thanks
Sascha
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next prev parent reply other threads:[~2020-09-29 7:04 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-25 23:43 Trent Piepho
2020-09-25 23:43 ` [PATCH v2 2/4] aiodev: am335x_adc: Driver for ADC on TI AM335x SoCs Trent Piepho
2020-09-25 23:43 ` [PATCH v2 3/4] ARM: am335x: Enable TSC/ADC clock Trent Piepho
2020-09-25 23:43 ` [PATCH v2 4/4] ARM: beaglebone: Enable ADC Trent Piepho
2020-09-29 7:04 ` Sascha Hauer [this message]
-- strict thread matches above, loose matches on Subject: below --
2020-09-25 23:36 [PATCH v2 1/4] aiodev: Name channels with device instance name Trent Piepho
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