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thinkpad-acpi: Port to new backlight interface selection API

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Port the backlight selection logic to the new backlight interface
selection API.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Henrique de Moraes Holschuh <hmh@hmh.eng.br>
Acked-by: Darren Hart <dvhart@linux.intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Hans de Goede 2015-06-16 16:28:10 +02:00 committed by Rafael J. Wysocki
parent 56d5c34a94
commit b33c6ce5f2
1 changed files with 3 additions and 2 deletions
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5
drivers/platform/x86/thinkpad_acpi.c
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@ -83,6 +83,7 @@
#include <sound/control.h>
#include <sound/initval.h>
#include <asm/uaccess.h>
#include <acpi/video.h>
/* ThinkPad CMOS commands */
#define TP_CMOS_VOLUME_DOWN 0
@ -3487,7 +3488,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
/* Do not issue duplicate brightness change events to
* userspace. tpacpi_detect_brightness_capabilities() must have
* been called before this point */
if (acpi_video_backlight_support()) {
if (acpi_video_get_backlight_type() != acpi_backlight_vendor) {
pr_info("This ThinkPad has standard ACPI backlight "
"brightness control, supported by the ACPI "
"video driver\n");
@ -6491,7 +6492,7 @@ static int __init brightness_init(struct ibm_init_struct *iibm)
return 1;
}
if (acpi_video_backlight_support()) {
if (acpi_video_get_backlight_type() != acpi_backlight_vendor) {
if (brightness_enable > 1) {
pr_info("Standard ACPI backlight interface "
"available, not loading native one\n");