From: <Dharma.B@microchip.com>
To: <dlechner@baylibre.com>, <kamel.bouhara@bootlin.com>,
<wbg@kernel.org>, <Nicolas.Ferre@microchip.com>,
<alexandre.belloni@bootlin.com>, <claudiu.beznea@tuxon.dev>
Cc: <linux-arm-kernel@lists.infradead.org>,
<linux-iio@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH 0/2] TCB: Add DMA support to read the capture register AB
Date: Wed, 4 Jun 2025 06:17:16 +0000 [thread overview]
Message-ID: <7e9d228c-62e0-4b60-ad65-b7e23f6ced8f@microchip.com> (raw)
In-Reply-To: <b9b9aea9-e02d-4d5f-9f07-ef1c54e46b89@baylibre.com>
On 29/05/25 8:56 pm, David Lechner wrote:
> EXTERNAL EMAIL: Do not click links or open attachments unless you know the content is safe
>
> Please include the counter: prefix in the subject of the cover letter
> as well. It makes it easier to see at a glance what this series might
> be about.
Sure, I will take care of this next time, Thanks.
>
> On 5/28/25 1:13 AM, Dharma Balasubiramani wrote:
>> This patch series adds support to enable the DMA support for TCB.
>>
>> When DMA is used, the Register AB (TC_RAB) address must be configured as
>> source address of the transfer. TC_RAB provides the next unread value from
>> TC_RA and TC_RB. It may be read by the DMA after a request has been
>> triggered upon loading TC_RA or TC_RB.
>
> Can you please explain what problem this series is solving and why we
> need this change?
This isn't solving any issues but I'm trying to make use of the feature.
>
--
With Best Regards,
Dharma B.
prev parent reply other threads:[~2025-06-04 6:17 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-05-28 6:13 [PATCH 0/2] TCB: Add DMA support to read the capture register AB Dharma Balasubiramani
2025-05-28 6:13 ` [PATCH 1/2] counter: microchip-tcb-capture: Retrieve and map parent base address Dharma Balasubiramani
2025-05-28 6:13 ` [PATCH 2/2] counter: microchip-tcb-capture: Add DMA support for TC_RAB register reads Dharma Balasubiramani
2025-05-29 9:21 ` kernel test robot
2025-05-29 15:33 ` David Lechner
2025-06-04 6:15 ` Dharma.B
2025-06-04 13:21 ` David Lechner
2025-05-29 15:26 ` [PATCH 0/2] TCB: Add DMA support to read the capture register AB David Lechner
2025-06-04 6:17 ` Dharma.B [this message]
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