linux-kernel - Re: [PATCH v3 0/2] spi: Introduce and use spi_bpw_to

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Message-ID: <4fbc3fc6-df2e-4d13-a152-47fc4d77a082@quicinc.com>
Date: Thu, 17 Apr 2025 21:52:04 +0530
From: Mukesh Kumar Savaliya <quic_msavaliy@...cinc.com>
To: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Mark Brown
	<broonie@...nel.org>, <linux-spi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>
CC: David Lechner <dlechner@...libre.com>
Subject: Re: [PATCH v3 0/2] spi: Introduce and use spi_bpw_to_bytes()



On 4/17/2025 8:54 PM, Andy Shevchenko wrote:
> Recently in the discussion with David the idea of having
> a common helper popped up. The helper converts the given
> bits per word to bytes. The result will always be power-of-two
> (e.g. for 37 bits it returns 8 bytes) or 0 for 0 input.
> More details are in the respective code comment.
> 
> This mini-series introduces it and replaces current users
> under drivers/spi and we expect more (and possibly some
> lurking in other subsystems).
> 
> Mark, if you okay with the idea, please, make this to be
> an immutable branch or tag for others to pull.
> 
> In v3:
> - fixed the typos in the examples
> 
> In v2:
> - improved examples in the code comment and commit message (David)
> 
> Andy Shevchenko (2):
>    spi: Add spi_bpw_to_bytes() helper and use it
>    spi: dw: Use spi_bpw_to_bytes() helper
> 
>   drivers/spi/spi-dw-core.c |  2 +-
>   drivers/spi/spi.c         |  2 +-
>   include/linux/spi/spi.h   | 26 ++++++++++++++++++++++++++
>   3 files changed, 28 insertions(+), 2 deletions(-)
> 
Acked-by: Mukesh Kumar Savaliya <quic_msavaliy@...cinc.com>