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| author | Daisuke Nojiri <dnojiri@chromium.org> | 2018-04-20 15:34:52 -0700 |
|---|---|---|
| committer | chrome-bot <chrome-bot@chromium.org> | 2018-04-27 21:27:29 -0700 |
| commit | 02b42b78b3ff7fd7c1670d660c1fa63e35d4ca3a (patch) | |
| tree | 9ed095096803fcd36348c890138cbf1fff996ec7 | |
| parent | 3fbf2c47ae847112044c529bb54655841e53014a (diff) | |
| download | chrome-ec-02b42b78b3ff7fd7c1670d660c1fa63e35d4ca3a.tar.gz | |
Nami: Add host command handler for keyboard backlight control
This patch adds host command handlers for
EC_CMD_PWM_SET_KEYBOARD_BACKLIGHT and CMD_PWM_GET_KEYBOARD_BACKLIGHT.
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
BUG=b:74176833
BRANCH=none
TEST=Verify ectool pwmsetkblight works. Verify kblight console command
returns the value set by ectool and vice versa.
Change-Id: I1929c6a3772ab22cb4b3c68638da23aa23727596
Reviewed-on: https://chromium-review.googlesource.com/1022961
Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
| -rw-r--r-- | board/nami/keyboard_backlight.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/board/nami/keyboard_backlight.c b/board/nami/keyboard_backlight.c index 29f74a8131..a225f96569 100644 --- a/board/nami/keyboard_backlight.c +++ b/board/nami/keyboard_backlight.c @@ -8,6 +8,7 @@ #include "console.h" #include "cros_board_info.h" #include "hooks.h" +#include "host_command.h" #include "lid_switch.h" #include "lm3509.h" #include "pwm.h" @@ -105,6 +106,32 @@ static void kblight_lid_change(void) } DECLARE_HOOK(HOOK_LID_CHANGE, kblight_lid_change, HOOK_PRIO_DEFAULT); +static int hc_set_kblight(struct host_cmd_handler_args *args) +{ + const struct ec_params_pwm_set_keyboard_backlight *p = args->params; + /* Assume already enabled */ + if (!kblight_set) + return EC_RES_UNAVAILABLE; + kblight_set(p->percent); + return EC_RES_SUCCESS; +} +DECLARE_HOST_COMMAND(EC_CMD_PWM_SET_KEYBOARD_BACKLIGHT, + hc_set_kblight, EC_VER_MASK(0)); + +static int hc_get_kblight(struct host_cmd_handler_args *args) +{ + struct ec_response_pwm_get_keyboard_backlight *r = args->response; + if (!kblight_get) + return EC_RES_UNAVAILABLE; + r->percent = kblight_get(); + /* Assume always enabled */ + r->enabled = 1; + args->response_size = sizeof(*r); + return EC_RES_SUCCESS; +} +DECLARE_HOST_COMMAND(EC_CMD_PWM_GET_KEYBOARD_BACKLIGHT, + hc_get_kblight, EC_VER_MASK(0)); + static int cc_kblight(int argc, char **argv) { int i; |