linux-kernel - Re: linux-next: build failure after merge of the usb tree

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Date:   Mon, 18 Jul 2022 22:43:29 +0200
From:   Greg KH <greg@...ah.com>
To:     Stephen Rothwell <sfr@...b.auug.org.au>
Cc:     Benson Leung <bleung@...gle.com>,
        Guenter Roeck <groeck@...omium.org>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Prashant Malani <pmalani@...omium.org>,
        Tzung-Bi Shih <tzungbi@...nel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Next Mailing List <linux-next@...r.kernel.org>
Subject: Re: linux-next: build failure after merge of the usb tree

On Mon, Jul 18, 2022 at 04:31:58PM +1000, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the usb tree, today's linux-next build (arm
> multi_v7_defconfig) failed like this:
> 
> drivers/platform/chrome/cros_typec_switch.c: In function 'cros_typec_cmd_mux_set':
> drivers/platform/chrome/cros_typec_switch.c:52:16: error: implicit declaration of function 'cros_ec_command'; did you mean 'cros_ec_cmd'? [-Werror=implicit-function-declaration]
>    52 |         return cros_ec_command(sdata->ec, 0, EC_CMD_TYPEC_CONTROL, &req,
>       |                ^~~~~~~~~~~~~~~
>       |                cros_ec_cmd
> drivers/platform/chrome/cros_typec_switch.c: In function 'cros_typec_register_switches':
> drivers/platform/chrome/cros_typec_switch.c:244:23: error: implicit declaration of function 'acpi_evaluate_integer'; did you mean 'acpi_evaluate_object'? [-Werror=implicit-function-declaration]
>   244 |                 ret = acpi_evaluate_integer(adev->handle, "_ADR", NULL, &index);
>       |                       ^~~~~~~~~~~~~~~~~~~~~
>       |                       acpi_evaluate_object
> drivers/platform/chrome/cros_typec_switch.c:244:49: error: invalid use of undefined type 'struct acpi_device'
>   244 |                 ret = acpi_evaluate_integer(adev->handle, "_ADR", NULL, &index);
>       |                                                 ^~
> 
> Caused by commit
> 
>   e54369058f3d ("platform/chrome: cros_typec_switch: Add switch driver")
> 
> and commits
> 
>   34f375f0fdf6 ("platform/chrome: cros_typec_switch: Set EC retimer")
>   bb53ad958012 ("platform/chrome: cros_typec_switch: Add event check")
> 
> interacting with commit
> 
>   b1d288d9c3c5 ("platform/chrome: cros_ec_proto: Rename cros_ec_command function")
> 
> from the chrome-platform tree.
> 
> I have used the usb tree from next-20220715 for today.
> 
> I will fix up the cros_ec_command() rename with a merge fix patch after
> the apci usage problem is solved.

The ACPI issue should now be solved in my tree.

thanks,

greg k-h