[PATCH 2/4] riscv: drop some idefs from CMO initialization

[Andrew Jones]

On Fri, Sep 02, 2022 at 12:27:42AM +0200, Heiko Stuebner wrote:
> Wrapping things in #ifdefs makes the code harder to read
> while we also have IS_ENABLED() macros to do this in regular code
> and the extension detection is not _that_ runtime critical.
> 
> So define a stub for riscv_noncoherent_supported() in the
> non-CONFIG_RISCV_DMA_NONCOHERENT case and move the code to
> us IS_ENABLED.
> 
> Suggested-by: Conor Dooley <conor.dooley at microchip.com>
> Signed-off-by: Heiko Stuebner <heiko at sntech.de>
> ---
>  arch/riscv/errata/thead/errata.c    |  7 +++----
>  arch/riscv/include/asm/cacheflush.h |  2 ++
>  arch/riscv/kernel/cpufeature.c      | 22 +++++++++-------------
>  3 files changed, 14 insertions(+), 17 deletions(-)
>


Reviewed-by: Andrew Jones <ajones at ventanamicro.com>