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ectool: hostcmd support to set fans auto control individually

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ectool autofanctrl 1 - set auto fan control for fan 1

BUG=chrome-os-partner:23803
TEST=Tested the above EC command on Auron
BRANCH=none

Change-Id: Idcd3690ad98d7965420f26f7cc445207fe73704d
Signed-off-by: Mohammed Habibulla <moch@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/221816
Reviewed-by: Randall Spangler <rspangler@chromium.org>
This commit is contained in:
Mohammed Habibulla
2014-10-06 18:32:16 -07:00
committed by chrome-internal-fetch
parent 7cde31850d
commit 5c8da35f87
3 changed files with 66 additions and 20 deletions
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18
common/fan.c
View File

@@ -370,16 +370,26 @@ DECLARE_HOST_COMMAND(EC_CMD_PWM_SET_FAN_DUTY,
static int hc_thermal_auto_fan_ctrl(struct host_cmd_handler_args *args)
{
int fan;
const struct ec_params_auto_fan_ctrl_v1 *p_v1 = args->params;
/* TODO(crosbug.com/p/23803) */
for (fan = 0; fan < CONFIG_FANS; fan++)
set_thermal_control_enabled(fan, 1);
if (args->version == 0) {
for (fan = 0; fan < CONFIG_FANS; fan++)
set_thermal_control_enabled(fan, 1);
return EC_RES_SUCCESS;
}
fan = p_v1->fan_idx;
if (fan >= CONFIG_FANS)
return EC_RES_ERROR;
set_thermal_control_enabled(fan, 1);
return EC_RES_SUCCESS;
}
DECLARE_HOST_COMMAND(EC_CMD_THERMAL_AUTO_FAN_CTRL,
hc_thermal_auto_fan_ctrl,
EC_VER_MASK(0));
EC_VER_MASK(0)|EC_VER_MASK(1));
/*****************************************************************************/

5
include/ec_commands.h
View File

@@ -1607,6 +1607,11 @@ struct ec_params_thermal_set_threshold_v1 {
/* Toggle automatic fan control */
#define EC_CMD_THERMAL_AUTO_FAN_CTRL 0x52
/* Version 1 of input params */
struct ec_params_auto_fan_ctrl_v1 {
uint8_t fan_idx;
} __packed;
/* Get TMP006 calibration data */
#define EC_CMD_TMP006_GET_CALIBRATION 0x53

63
util/ectool.c
View File

@@ -1359,15 +1359,59 @@ int cmd_thermal_set_threshold(int argc, char *argv[])
}
static int get_num_fans(void)
{
int idx, rv;
for (idx = 0; idx < EC_FAN_SPEED_ENTRIES; idx++) {
rv = read_mapped_mem16(EC_MEMMAP_FAN + 2 * idx);
if (rv == EC_FAN_SPEED_NOT_PRESENT)
break;
}
return idx;
}
int cmd_thermal_auto_fan_ctrl(int argc, char *argv[])
{
int rv;
int rv, num_fans;
struct ec_params_auto_fan_ctrl_v1 p_v1;
char *e;
int cmdver = 1;
rv = ec_command(EC_CMD_THERMAL_AUTO_FAN_CTRL, 0, NULL, 0, NULL, 0);
if (!ec_cmd_version_supported(EC_CMD_THERMAL_AUTO_FAN_CTRL, cmdver)
|| (argc == 1)) {
/* If no argument is provided then enable auto fan ctrl */
/* for all fans by using version 0 of the host command */
rv = ec_command(EC_CMD_THERMAL_AUTO_FAN_CTRL, 0,
NULL, 0, NULL, 0);
if (rv < 0)
return rv;
printf("Automatic fan control is now on for all fans.\n");
return 0;
}
if (argc > 2 || !strcmp(argv[1], "help")) {
printf("Usage: %s [idx]\n", argv[0]);
return -1;
}
num_fans = get_num_fans();
p_v1.fan_idx = strtol(argv[1], &e, 0);
if ((e && *e) || (p_v1.fan_idx >= num_fans)) {
fprintf(stderr, "Bad fan index.\n");
return -1;
}
rv = ec_command(EC_CMD_THERMAL_AUTO_FAN_CTRL, cmdver,
&p_v1, sizeof(p_v1), NULL, 0);
if (rv < 0)
return rv;
printf("Automatic fan control is now on.\n");
printf("Automatic fan control is now on for fan %d\n", p_v1.fan_idx);
return 0;
}
@@ -1389,19 +1433,6 @@ static int print_fan(int idx)
return 0;
}
static int get_num_fans(void)
{
int idx, rv;
for (idx = 0; idx < EC_FAN_SPEED_ENTRIES; idx++) {
rv = read_mapped_mem16(EC_MEMMAP_FAN + 2 * idx);
if (rv == EC_FAN_SPEED_NOT_PRESENT)
break;
}
return idx;
}
int cmd_pwm_get_num_fans(int argc, char *argv[])
{
int num_fans;