Hi Rafael,

On 2/24/21 7:41 PM, Rafael J. Wysocki wrote:
> From: Rafael J. Wysocki <[email protected]>
> 
> A few x86 platform drivers use ACPI_DEBUG_PRINT() or ACPI_EXCEPTION()
> for printing messages, but that is questionable, because those macros
> belong to ACPICA and they should not be used elsewhere.  In addition,
> ACPI_DEBUG_PRINT() requires special enabling to allow it to actually
> print the message, which is a nuisance, and the _COMPONENT symbol
> generally needed for that is not defined in any of the files in
> question.
> 
> For this reason, replace the ACPI_DEBUG_PRINT() in lg-laptop.c with
> pr_debug() and the one in xo15-ebook.c with acpi_handle_debug()
> (with the additional benefit that the source object can be identified
> more easily after this change), and replace the ACPI_EXCEPTION() in
> acer-wmi.c with pr_warn().
> 
> Also drop the ACPI_MODULE_NAME() definitions that are only used by
> the ACPICA message printing macros from those files and from wmi.c
> and surfacepro3_button.c (while at it).
> 
> Signed-off-by: Rafael J. Wysocki <[email protected]>

Thank you for your patch for this.

This looks good to me, except that I already fixed the acer-wmi.c case
a couple of weeks ago, and that fiox was merged into Linus' tree already:

https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=ef14f0e82c9b225ae19476fa5bed89d55b2a96d5

I can drop the acer-wmi.c chunks when I merge this, so there is no
need to send out a new version.

Reviewed-by: Hans de Goede <[email protected]>

Regards,

Hans



> ---
>  drivers/platform/surface/surfacepro3_button.c |    2 --
>  drivers/platform/x86/acer-wmi.c               |    4 ++--
>  drivers/platform/x86/lg-laptop.c              |    2 +-
>  drivers/platform/x86/wmi.c                    |    1 -
>  drivers/platform/x86/xo15-ebook.c             |    6 ++----
>  5 files changed, 5 insertions(+), 10 deletions(-)
> 
> Index: linux-pm/drivers/platform/x86/lg-laptop.c
> ===================================================================
> --- linux-pm.orig/drivers/platform/x86/lg-laptop.c
> +++ linux-pm/drivers/platform/x86/lg-laptop.c
> @@ -678,7 +678,7 @@ static int __init acpi_init(void)
>  
>       result = acpi_bus_register_driver(&acpi_driver);
>       if (result < 0) {
> -             ACPI_DEBUG_PRINT((ACPI_DB_ERROR, "Error registering driver\n"));
> +             pr_debug("Error registering driver\n");
>               return -ENODEV;
>       }
>  
> Index: linux-pm/drivers/platform/x86/xo15-ebook.c
> ===================================================================
> --- linux-pm.orig/drivers/platform/x86/xo15-ebook.c
> +++ linux-pm/drivers/platform/x86/xo15-ebook.c
> @@ -26,8 +26,6 @@
>  #define XO15_EBOOK_HID                       "XO15EBK"
>  #define XO15_EBOOK_DEVICE_NAME               "EBook Switch"
>  
> -ACPI_MODULE_NAME(MODULE_NAME);
> -
>  MODULE_DESCRIPTION("OLPC XO-1.5 ebook switch driver");
>  MODULE_LICENSE("GPL");
>  
> @@ -66,8 +64,8 @@ static void ebook_switch_notify(struct a
>               ebook_send_state(device);
>               break;
>       default:
> -             ACPI_DEBUG_PRINT((ACPI_DB_INFO,
> -                               "Unsupported event [0x%x]\n", event));
> +             acpi_handle_debug(device->handle,
> +                               "Unsupported event [0x%x]\n", event);
>               break;
>       }
>  }
> Index: linux-pm/drivers/platform/x86/acer-wmi.c
> ===================================================================
> --- linux-pm.orig/drivers/platform/x86/acer-wmi.c
> +++ linux-pm/drivers/platform/x86/acer-wmi.c
> @@ -30,7 +30,6 @@
>  #include <linux/input/sparse-keymap.h>
>  #include <acpi/video.h>
>  
> -ACPI_MODULE_NAME(KBUILD_MODNAME);
>  MODULE_AUTHOR("Carlos Corbacho");
>  MODULE_DESCRIPTION("Acer Laptop WMI Extras Driver");
>  MODULE_LICENSE("GPL");
> @@ -1605,7 +1604,8 @@ static void acer_kbd_dock_get_initial_st
>  
>       status = wmi_evaluate_method(WMID_GUID3, 0, 0x2, &input_buf, 
> &output_buf);
>       if (ACPI_FAILURE(status)) {
> -             ACPI_EXCEPTION((AE_INFO, status, "Error getting keyboard-dock 
> initial status"));
> +             pr_warn("Error getting keyboard-dock initial status: %s\n",
> +                     acpi_format_exception(status));
>               return;
>       }
>  
> Index: linux-pm/drivers/platform/surface/surfacepro3_button.c
> ===================================================================
> --- linux-pm.orig/drivers/platform/surface/surfacepro3_button.c
> +++ linux-pm/drivers/platform/surface/surfacepro3_button.c
> @@ -40,8 +40,6 @@ static const guid_t MSHW0040_DSM_UUID =
>  #define SURFACE_BUTTON_NOTIFY_PRESS_VOLUME_DOWN              0xc2
>  #define SURFACE_BUTTON_NOTIFY_RELEASE_VOLUME_DOWN    0xc3
>  
> -ACPI_MODULE_NAME("surface pro 3 button");
> -
>  MODULE_AUTHOR("Chen Yu");
>  MODULE_DESCRIPTION("Surface Pro3 Button Driver");
>  MODULE_LICENSE("GPL v2");
> Index: linux-pm/drivers/platform/x86/wmi.c
> ===================================================================
> --- linux-pm.orig/drivers/platform/x86/wmi.c
> +++ linux-pm/drivers/platform/x86/wmi.c
> @@ -32,7 +32,6 @@
>  #include <linux/fs.h>
>  #include <uapi/linux/wmi.h>
>  
> -ACPI_MODULE_NAME("wmi");
>  MODULE_AUTHOR("Carlos Corbacho");
>  MODULE_DESCRIPTION("ACPI-WMI Mapping Driver");
>  MODULE_LICENSE("GPL");
> 
> 
> 

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