[PATCH v3 2/5] spi: sun6i: change OF match data to a struct

Maxim Kiselev bigunclemax at gmail.com
Wed May 10 01:33:56 PDT 2023


Hi, David

> Is it worth doing a structure copy at this point?
> The 'cfg' data is short and constant and it would make
> the code that uses it smaller and faster.

I'm sorry but I don't fully understand what you are suggesting.
In patch 3\5 we extend the sun6i_spi_cfg structure with the has_clk_ctl field.

пн, 8 мая 2023 г. в 12:47, David Laight <David.Laight at aculab.com>:
>
> From: Maksim Kiselev
> > Sent: 07 May 2023 00:26
> >
> > As we're adding more properties to the OF match data, convert it to a
> > struct now.
> >
> ...
> > -     sspi->fifo_depth = (unsigned long)of_device_get_match_data(&pdev->dev);
> > +     sspi->cfg = of_device_get_match_data(&pdev->dev);
>
> Is it worth doing a structure copy at this point?
> The 'cfg' data is short and constant and it would make
> the code that uses it smaller and faster.
>
>         David
>
> -
> Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK
> Registration No: 1397386 (Wales)
>



More information about the linux-arm-kernel mailing list