Re: [PATCH 1/3] spi: Revert "spi: Remove unused function spi_busnum_to_master()"

[Mark Brown]

On Thu, Dec 02, 2021 at 04:24:19PM +0000, Stefan Binding wrote:
> From: Lucas Tanure <tanureal@xxxxxxxxxxxxxxxxxxxxx>
> 
> Revert commit bdc7ca008e1f ("spi: Remove unused function
> spi_busnum_to_master()")
> This function is needed for the spi version of i2c multi
> instantiate driver.

If we're going to restore this API we should rename it to _controller()
while we're at it.

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