Re: [PATCH] platform/x86: intel_pmc_ipc: Delete unused function ipc_data_readb()
From: Alan Cox
Date: Wed May 24 2017 - 09:40:10 EST
On Tue, 23 May 2017 13:55:39 -0700
Matthias Kaehlcke <mka@xxxxxxxxxxxx> wrote:
> The function was added by commit 0a8b83530b6f ("intel_pmc_ipc: Add Intel
> Apollo Lake PMC IPC driver") in 2015 and hasn't been used since then.
> Removing it fixes the following warning when building with clang:
>
> drivers/platform/x86/intel_pmc_ipc.c:189:18: error: unused function
> 'ipc_data_readb' [-Werror,-Wunused-function]
It is however also part of the API and a consistent sensible function to
have present should it be needed. As it's static it's eliminated
correctly by gcc.
I'm all for eliminating unused functions but in this case I have to wonder
Alan