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Date:   Tue, 4 Aug 2020 13:34:13 +0200
From:   Greg KH <gregkh@linuxfoundation.org>
To:     Samuel Thibault <samuel.thibault@ens-lyon.org>,
        linux-kernel@vger.kernel.org, speakup@linux-speakup.org
Subject: Re: [PATCH 2/2] speakup: only build serialio when ISA is enabled
Message-ID: <20200804113413.GA181242@kroah.com>
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On Tue, Aug 04, 2020 at 01:13:32PM +0200, Samuel Thibault wrote:
> Drivers using serialio are already made available in Kconfig only under
> the ISA condition.
> 
> This solves warnings in inb/outb macros on platform that do not have 
> support for ISA.
> 
> Signed-off-by: Samuel Thibault <samuel.thibault@ens-lyon.org>
> 
> Index: linux-2.6/drivers/accessibility/speakup/Makefile
> ===================================================================
> --- linux-2.6.orig/drivers/accessibility/speakup/Makefile
> +++ linux-2.6/drivers/accessibility/speakup/Makefile
> @@ -16,6 +16,7 @@ obj-$(CONFIG_SPEAKUP_SYNTH_TXPRT) += spe
>  obj-$(CONFIG_SPEAKUP_SYNTH_DUMMY) += speakup_dummy.o
>  
>  obj-$(CONFIG_SPEAKUP) += speakup.o
> +obj-$(CONFIG_ISA) += serialio.o
>  speakup-y := \
>  	buffers.o \
>  	devsynth.o \
> @@ -25,7 +26,6 @@ speakup-y := \
>  	keyhelp.o \
>  	kobjects.o \
>  	selection.o \
> -	serialio.o \
>  	spk_ttyio.o \
>  	synth.o \
>  	thread.o \

Oops, no, I get the following build errors with this patch:

ERROR: modpost: "spk_wait_for_xmitr" [drivers/accessibility/speakup/speakup.ko] undefined!
ERROR: modpost: "spk_serial_io_ops" [drivers/accessibility/speakup/speakup_keypc.ko] undefined!
ERROR: modpost: "spk_stop_serial_interrupt" [drivers/accessibility/speakup/speakup_keypc.ko] undefined!
ERROR: modpost: "spk_serial_io_ops" [drivers/accessibility/speakup/speakup_dtlk.ko] undefined!
ERROR: modpost: "spk_stop_serial_interrupt" [drivers/accessibility/speakup/speakup_dtlk.ko] undefined!
ERROR: modpost: "spk_serial_io_ops" [drivers/accessibility/speakup/speakup_decpc.ko] undefined!
ERROR: modpost: "spk_stop_serial_interrupt" [drivers/accessibility/speakup/speakup_decpc.ko] undefined!
ERROR: modpost: "spk_serial_io_ops" [drivers/accessibility/speakup/speakup_acntpc.ko] undefined!
ERROR: modpost: "spk_stop_serial_interrupt" [drivers/accessibility/speakup/speakup_acntpc.ko] undefined!


So something else needs to change here, sorry, dropping this patch for
now.

thanks,

greg k-h