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-rw-r--r--common/host_command_pd.c229
1 files changed, 0 insertions, 229 deletions
diff --git a/common/host_command_pd.c b/common/host_command_pd.c
deleted file mode 100644
index f9b67c8b8d..0000000000
--- a/common/host_command_pd.c
+++ /dev/null
@@ -1,229 +0,0 @@
-/* Copyright 2014 The Chromium OS Authors. All rights reserved.
- * Use of this source code is governed by a BSD-style license that can be
- * found in the LICENSE file.
- */
-
-/* Host command module for PD MCU */
-
-#include "charge_state.h"
-#include "common.h"
-#include "console.h"
-#include "gpio.h"
-#include "host_command.h"
-#include "lightbar.h"
-#include "panic.h"
-#include "system.h"
-#include "task.h"
-#include "tcpm/tcpm.h"
-#include "timer.h"
-#include "usb_pd.h"
-#include "usb_pd_tcpm.h"
-#include "util.h"
-
-#define CPRINTS(format, args...) cprints(CC_PD_HOST_CMD, format, ## args)
-
-#define TASK_EVENT_EXCHANGE_PD_STATUS TASK_EVENT_CUSTOM_BIT(0)
-#define TASK_EVENT_HIBERNATING TASK_EVENT_CUSTOM_BIT(1)
-
-/* Define local option for if we are a TCPM with an off chip TCPC */
-#if defined(CONFIG_USB_POWER_DELIVERY) && !defined(CONFIG_USB_PD_TCPM_STUB)
-#define USB_TCPM_WITH_OFF_CHIP_TCPC
-#endif
-
-#ifdef CONFIG_HOSTCMD_PD_CHG_CTRL
-/* By default allow 5V charging only for the dead battery case */
-static enum pd_charge_state charge_state = PD_CHARGE_5V;
-
-#define CHARGE_PORT_UNINITIALIZED -2
-static int charge_port = CHARGE_PORT_UNINITIALIZED;
-
-int pd_get_active_charge_port(void)
-{
- return charge_port;
-}
-#endif /* CONFIG_HOSTCMD_PD_CHG_CTRL */
-
-void host_command_pd_send_status(enum pd_charge_state new_chg_state)
-{
-#ifdef CONFIG_HOSTCMD_PD_CHG_CTRL
- /* Update PD MCU charge state if necessary */
- if (new_chg_state != PD_CHARGE_NO_CHANGE)
- charge_state = new_chg_state;
-#endif
- /* Wake PD HC task to send status */
- task_set_event(TASK_ID_PDCMD, TASK_EVENT_EXCHANGE_PD_STATUS);
-}
-
-void host_command_pd_request_hibernate(void)
-{
- task_set_event(TASK_ID_PDCMD, TASK_EVENT_HIBERNATING);
-}
-
-#ifdef CONFIG_HOSTCMD_PD
-static int pd_send_host_command(struct ec_params_pd_status *ec_status,
- struct ec_response_pd_status *pd_status)
-{
- return pd_host_command(EC_CMD_PD_EXCHANGE_STATUS,
- EC_VER_PD_EXCHANGE_STATUS, ec_status,
- sizeof(struct ec_params_pd_status), pd_status,
- sizeof(struct ec_response_pd_status));
-}
-
-static void pd_exchange_update_ec_status(struct ec_params_pd_status *ec_status,
- uint32_t ec_state)
-{
- /* Send PD charge state and battery state of charge */
-#ifdef CONFIG_HOSTCMD_PD_CHG_CTRL
- ec_status->charge_state = charge_state;
-#endif
- if (charge_get_flags() & CHARGE_FLAG_BATT_RESPONSIVE)
- ec_status->batt_soc = charge_get_percent();
- else
- ec_status->batt_soc = -1;
- ec_status->status = ec_state;
-}
-
-#ifdef CONFIG_HOSTCMD_PD_PANIC
-static void pd_check_panic(struct ec_response_pd_status *pd_status)
-{
- static int pd_in_rw;
-
- /*
- * Check if PD MCU is in RW. If PD MCU was in RW, is now in RO,
- * AND it did not sysjump to RO, then it must have crashed, and
- * therefore we should panic as well.
- */
- if (pd_status->status & PD_STATUS_IN_RW) {
- pd_in_rw = 1;
- } else if (pd_in_rw &&
- !(pd_status->status & PD_STATUS_JUMPED_TO_IMAGE)) {
- panic_printf("PD crash");
- software_panic(PANIC_SW_PD_CRASH, 0);
- }
-}
-#endif /* CONFIG_HOSTCMD_PD_PANIC */
-
-#ifdef CONFIG_HOSTCMD_PD_CHG_CTRL
-static void pd_check_chg_status(struct ec_response_pd_status *pd_status)
-{
- int rv;
-#ifdef HAS_TASK_LIGHTBAR
- /*
- * If charge port has changed, and it was initialized, then show
- * battery status on lightbar.
- */
- if (pd_status->active_charge_port != charge_port) {
- if (charge_port != CHARGE_PORT_UNINITIALIZED) {
- charge_port = pd_status->active_charge_port;
- lightbar_sequence(LIGHTBAR_TAP);
- } else {
- charge_port = pd_status->active_charge_port;
- }
- }
-#else
- /* Store the active charge port */
- charge_port = pd_status->active_charge_port;
-#endif
-
- /* Set input current limit */
- rv = charge_set_input_current_limit(MAX(pd_status->curr_lim_ma,
- CONFIG_CHARGER_INPUT_CURRENT), 0);
- if (rv < 0)
- CPRINTS("Failed to set input curr limit from PD MCU");
-}
-#endif /* CONFIG_HOSTCMD_PD_CHG_CTRL */
-#endif /* CONFIG_HOSTCMD_PD */
-
-#ifdef USB_TCPM_WITH_OFF_CHIP_TCPC
-static void pd_service_tcpc_ports(uint16_t port_status)
-{
- int i;
-
- for (i = 0; i < board_get_usb_pd_port_count(); i++) {
- if ((port_status & (PD_STATUS_TCPC_ALERT_0 << i)) &&
- pd_is_port_enabled(i))
- tcpc_alert(i);
- }
-}
-
-static int pd_get_alert(void)
-{
-#ifdef CONFIG_HOSTCMD_PD
- return !gpio_get_level(GPIO_PD_MCU_INT);
-#else
- return !!tcpc_get_alert_status();
-#endif
-}
-
-#endif /* USB_TCPM_WITH_OFF_CHIP_TCPC */
-
-static void pd_exchange_status(uint32_t ec_state)
-{
-#ifdef USB_TCPM_WITH_OFF_CHIP_TCPC
- int first_exchange = 1;
-#endif
-
-#ifdef CONFIG_HOSTCMD_PD
- struct ec_params_pd_status ec_status;
- struct ec_response_pd_status pd_status;
- int rv;
-
- pd_exchange_update_ec_status(&ec_status, ec_state);
-#endif
-
-#ifdef USB_TCPM_WITH_OFF_CHIP_TCPC
- /* Loop until the alert gpio is not active */
- do {
-#endif
-
-#ifdef CONFIG_HOSTCMD_PD
- rv = pd_send_host_command(&ec_status, &pd_status);
- if (rv < 0) {
- CPRINTS("Host command to PD MCU failed: %d", rv);
- return;
- }
-
-#ifdef CONFIG_HOSTCMD_PD_PANIC
- pd_check_panic(&pd_status);
-#endif
-
-#ifdef CONFIG_HOSTCMD_PD_CHG_CTRL
- pd_check_chg_status(&pd_status);
-#endif
-#endif /* CONFIG_HOSTCMD_PD */
-
-#ifdef USB_TCPM_WITH_OFF_CHIP_TCPC
-#ifdef CONFIG_HOSTCMD_PD
- pd_service_tcpc_ports(pd_status.status);
-#else
- pd_service_tcpc_ports(tcpc_get_alert_status());
-#endif
-
- if (!first_exchange)
- /* Delay to prevent task starvation */
- usleep(5*MSEC);
- first_exchange = 0;
- } while (pd_get_alert());
-#endif /* USB_TCPM_WITH_OFF_CHIP_TCPC */
-}
-
-void pd_command_task(void *u)
-{
- /* On startup exchange status with the PD */
- pd_exchange_status(0);
-
- while (1) {
- /* Wait for the next command event */
- int evt = task_wait_event(-1);
- uint32_t ec_state = 0;
-
- if (evt & TASK_EVENT_HIBERNATING)
- ec_state = EC_STATUS_HIBERNATING;
-
- /* Process event to send status to PD */
- if ((evt & TASK_EVENT_EXCHANGE_PD_STATUS) ||
- (evt & TASK_EVENT_HIBERNATING))
- pd_exchange_status(ec_state);
- }
-}
-
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