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platform/x86: uniwill-laptop: Handle screen-related events

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The EC will report event 0xCC on some devices when the screen
has been enabled/disabled during resume/suspend. Ignore this
event because it is currently unused by the driver.

Signed-off-by: Armin Wolf <W_Armin@gmx.de>
Link: https://patch.msgid.link/20260530170813.10166-3-W_Armin@gmx.de
Reviewed-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@linux.intel.com>
This commit is contained in:
Armin Wolf 2026-05-30 19:08:08 +02:00 committed by Ilpo Järvinen
parent 63af040b0b
commit 69be0016c1
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2 changed files with 8 additions and 0 deletions
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6
drivers/platform/x86/uniwill/uniwill-acpi.c
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@ -95,6 +95,9 @@
#define EC_ADDR_MAIN_FAN_RPM_2 0x0465
#define EC_ADDR_SCREEN_STATUS 0x0466
#define SCREEN_SUSPENDED BIT(6)
#define EC_ADDR_SECOND_FAN_RPM_1 0x046C
#define EC_ADDR_SECOND_FAN_RPM_2 0x046D
@ -488,6 +491,9 @@ static const struct key_entry uniwill_keymap[] = {
/* Reported when the user wants to toggle the benchmark mode status */
{ KE_IGNORE, UNIWILL_OSD_BENCHMARK_MODE_TOGGLE, { KEY_UNKNOWN }},
/* Reported when the screen is enabled/disabled during resume/suspend */
{ KE_IGNORE, UNIWILL_OSD_SCREEN_STATE_CHANGED, { KEY_UNKNOWN }},
/* Reported when the user wants to toggle the webcam */
{ KE_IGNORE, UNIWILL_OSD_WEBCAM_TOGGLE, { KEY_UNKNOWN }},

2
drivers/platform/x86/uniwill/uniwill-wmi.h
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@ -113,6 +113,8 @@
#define UNIWILL_OSD_BENCHMARK_MODE_TOGGLE 0xC0
#define UNIWILL_OSD_SCREEN_STATE_CHANGED 0xCC
#define UNIWILL_OSD_WEBCAM_TOGGLE 0xCF
#define UNIWILL_OSD_KBD_BACKLIGHT_CHANGED 0xF0