diff options
author | Daisuke Nojiri <dnojiri@chromium.org> | 2018-05-08 14:45:55 -0700 |
---|---|---|
committer | chrome-bot <chrome-bot@chromium.org> | 2018-05-11 12:10:44 -0700 |
commit | 94b4c511a6a5f185bce14d30731f165c4c48d752 (patch) | |
tree | 1b26f85d80991d24cf22eb5e123796dd3d48c3cf /common/acpi.c | |
parent | f21a0681c78e67ccc11f350dc3a455360fc765fb (diff) | |
download | chrome-ec-94b4c511a6a5f185bce14d30731f165c4c48d752.tar.gz |
kblight: Add keyboard backlight control module
This patch promotes board/nami/keyboard_backlight.c to common
directory.
Board customization is done via board_kblight_init callback.
It currently supports two drivers: direct PWM control and lm3509.
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
BUG=b:78360907,b:78141647
BRANCH=none
TEST=On Nami (for lm3509) and Sona (pwm), verify the followings:
1. Alt + brightness up/down works
2. After suspend-resume, brightness is restored
3. Lid close/open
4. After screen is off, keyboard backlight is turned off
Change-Id: I584c06e8702fe7b289999698f277311cfd3400bd
Reviewed-on: https://chromium-review.googlesource.com/1051027
Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Daisuke Nojiri <dnojiri@chromium.org>
Diffstat (limited to 'common/acpi.c')
-rw-r--r-- | common/acpi.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/common/acpi.c b/common/acpi.c index e21eb93b97..7ef3d81412 100644 --- a/common/acpi.c +++ b/common/acpi.c @@ -10,6 +10,7 @@ #include "dptf.h" #include "hooks.h" #include "host_command.h" +#include "keyboard_backlight.h" #include "lpc.h" #include "ec_commands.h" #include "tablet_mode.h" @@ -147,7 +148,7 @@ int acpi_ap_to_ec(int is_cmd, uint8_t value, uint8_t *resultptr) break; #ifdef CONFIG_PWM_KBLIGHT case EC_ACPI_MEM_KEYBOARD_BACKLIGHT: - result = pwm_get_duty(PWM_CH_KBLIGHT); + result = kblight_get(); break; #endif #ifdef CONFIG_FANS @@ -231,7 +232,7 @@ int acpi_ap_to_ec(int is_cmd, uint8_t value, uint8_t *resultptr) * debug console. */ CPRINTF("\r[%T ACPI kblight %d]", data); - pwm_set_duty(PWM_CH_KBLIGHT, data); + kblight_set(data); break; #endif #ifdef CONFIG_FANS |