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SubjectRe: [PATCH V2 2/2] mfd: cros ec: spi: Simplify delay handling between SPI messages
Hi Jon,

On Tue, Nov 14, 2017 at 02:43:28PM +0000, Jon Hunter wrote:
> The EC SPI driver prevents SPI transfers being to rapidly by keeping
> track of the time the last transfer was issued via the
> 'last_transfer_ns' variable. Previously, if the 'last_transfer_ns'
> variable was zero, this indicated that no previous transfer had been
> sent and that no delay was needed. However, the EC SPI driver has
> been updated to always initialise the 'last_transfer_ns' variable
> during probe and therefore, it is no longer necessary to test if it
> is zero. Remove the code that checks if this variable is zero.
> Signed-off-by: Jon Hunter <>
> Reviewed-by: Brian Norris <>

Acked-by: Benson Leung <>

Benson Leung
Staff Software Engineer
Chrome OS Kernel
Google Inc.
Chromium OS Project
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