linux-kernel - Re: [PATCH v2] tpm: tpm_tis_spi_cr50: use new structure for SPI transfer delays

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Message-ID: <20200227162257.GE5140@linux.intel.com>
Date:   Thu, 27 Feb 2020 18:22:57 +0200
From:   Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>
To:     Sergiu Cuciurean <sergiu.cuciurean@...log.com>
Cc:     gregkh@...uxfoundation.org, linux-integrity@...r.kernel.org,
        linux-kernel@...r.kernel.org, peterhuewe@....de, jgg@...pe.ca,
        arnd@...db.de
Subject: Re: [PATCH v2] tpm: tpm_tis_spi_cr50: use new structure for SPI
 transfer delays

On Thu, Feb 27, 2020 at 10:03:39AM +0200, Sergiu Cuciurean wrote:
> In a recent change to the SPI subsystem [1], a new `delay` struct was added
> to replace the `delay_usecs`. This change replaces the current
> `delay_usecs` with `delay` for this driver.
> 
> The `spi_transfer_delay_exec()` function [in the SPI framework] makes sure
> that both `delay_usecs` & `delay` are used (in this order to preserve
> backwards compatibility).
> 
> [1] commit bebcfd272df6 ("spi: introduce `delay` field for
> `spi_transfer` + spi_transfer_delay_exec()")
> 
> Signed-off-by: Sergiu Cuciurean <sergiu.cuciurean@...log.com>

Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@...ux.intel.com>

/Jarkko