diff options
author | Daisuke Nojiri <dnojiri@chromium.org> | 2018-09-12 13:12:31 -0700 |
---|---|---|
committer | ChromeOS Commit Bot <chromeos-commit-bot@chromium.org> | 2019-01-08 23:05:35 +0000 |
commit | cb5161b763e26bd8b2e08dd1a721884d7b27dd5f (patch) | |
tree | 0c5bc01ca7de5473df24e19c99b18e6630b8dfea | |
parent | f0ed4cd7e67d38ed4c25a2e55befdcf09a007200 (diff) | |
download | chrome-ec-cb5161b763e26bd8b2e08dd1a721884d7b27dd5f.tar.gz |
chgmgr: Set available voltage to 0 on disconnect
Currently, available current is consistently set to zero when a supplier
is disconnected across BC 1.2 drivers, PD task, usb charger task but
voltage is set to zero only in some places.
This patch will set available voltage consistently to 0 on disconnected
ports.
This change should have no impact externally or internally because
currently ports are treated as a disconnected port as long as available
current is zero.
Signed-off-by: Daisuke Nojiri <dnojiri@chromium.org>
BUG=chromium:841944
BRANCH=none
TEST=Verify ectool usbpdpower 1 return 'Port 1: Disconnected' and
'Port 1: SNK (not charging)' without and with a BJ adapter connected
respectively on Fizz.
Verify ectool usbpdpower prints 'Disconnected' and 'SNK Charger PD'
on Vayne without and with USB-C charger, respectively.
Verify ectool usbpdpower prints 'Disconnected' and 'SNK Charger Type-C'
on Vayne without and with a phone USB-C charger, respectively.
Change-Id: I9aca575a4a4240ec1f669c55437decaedf758a77
Reviewed-on: https://chromium-review.googlesource.com/1222092
Commit-Ready: Daisuke Nojiri <dnojiri@chromium.org>
Tested-by: Daisuke Nojiri <dnojiri@chromium.org>
Reviewed-by: Jett Rink <jettrink@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/c/1400151
Commit-Queue: Daisuke Nojiri <dnojiri@chromium.org>
-rw-r--r-- | board/glkrvp/chg_usb_pd.c | 5 | ||||
-rw-r--r-- | board/glkrvp_ite/chg_usb_pd.c | 5 | ||||
-rw-r--r-- | common/charge_manager.c | 4 | ||||
-rw-r--r-- | common/usb_charger.c | 14 | ||||
-rw-r--r-- | driver/bc12/pi3usb9281.c | 8 | ||||
-rw-r--r-- | driver/charger/bd9995x.c | 5 | ||||
-rw-r--r-- | driver/charger/rt946x.c | 4 |
7 files changed, 16 insertions, 29 deletions
diff --git a/board/glkrvp/chg_usb_pd.c b/board/glkrvp/chg_usb_pd.c index 581f9aecf5..65866b7c06 100644 --- a/board/glkrvp/chg_usb_pd.c +++ b/board/glkrvp/chg_usb_pd.c @@ -162,10 +162,7 @@ DECLARE_HOOK(HOOK_AC_CHANGE, board_dc_jack_handle, HOOK_PRIO_FIRST); static void board_charge_init(void) { int port, supplier; - struct charge_port_info charge_init = { - .current = 0, - .voltage = USB_CHARGER_VOLTAGE_MV, - }; + struct charge_port_info charge_init = {0}; /* Initialize all charge suppliers to seed the charge manager */ for (port = 0; port < CHARGE_PORT_COUNT; port++) { diff --git a/board/glkrvp_ite/chg_usb_pd.c b/board/glkrvp_ite/chg_usb_pd.c index b0c8488175..5ef8d7a77e 100644 --- a/board/glkrvp_ite/chg_usb_pd.c +++ b/board/glkrvp_ite/chg_usb_pd.c @@ -166,10 +166,7 @@ DECLARE_HOOK(HOOK_AC_CHANGE, board_dc_jack_handle, HOOK_PRIO_FIRST); static void board_charge_init(void) { int port, supplier; - struct charge_port_info charge_init = { - .current = 0, - .voltage = USB_CHARGER_VOLTAGE_MV, - }; + struct charge_port_info charge_init = {0}; /* Initialize all charge suppliers to seed the charge manager */ for (port = 0; port < CHARGE_PORT_COUNT; port++) { diff --git a/common/charge_manager.c b/common/charge_manager.c index 2dc6db4a6d..eb03bcc83c 100644 --- a/common/charge_manager.c +++ b/common/charge_manager.c @@ -595,8 +595,10 @@ static void charge_manager_refresh(void) * Zero the available charge on the rejected port so that * it is no longer chosen. */ - for (i = 0; i < CHARGE_SUPPLIER_COUNT; ++i) + for (i = 0; i < CHARGE_SUPPLIER_COUNT; ++i) { available_charge[i][new_port].current = 0; + available_charge[i][new_port].voltage = 0; + } } active_charge_port_initialized = 1; diff --git a/common/usb_charger.c b/common/usb_charger.c index e42fee48bd..545907ea72 100644 --- a/common/usb_charger.c +++ b/common/usb_charger.c @@ -25,14 +25,12 @@ static void update_vbus_supplier(int port, int vbus_level) { - struct charge_port_info charge; + struct charge_port_info charge = {0}; - charge.voltage = USB_CHARGER_VOLTAGE_MV; - - if (vbus_level && !usb_charger_port_is_sourcing_vbus(port)) + if (vbus_level && !usb_charger_port_is_sourcing_vbus(port)) { + charge.voltage = USB_CHARGER_VOLTAGE_MV; charge.current = USB_CHARGER_MIN_CURR_MA; - else - charge.current = 0; + } charge_manager_update_charge(CHARGE_SUPPLIER_VBUS, port, &charge); } @@ -85,11 +83,9 @@ void usb_charger_vbus_change(int port, int vbus_level) static void usb_charger_init(void) { int i; - struct charge_port_info charge_none; + struct charge_port_info charge_none = {0}; /* Initialize all charge suppliers */ - charge_none.voltage = USB_CHARGER_VOLTAGE_MV; - charge_none.current = 0; for (i = 0; i < CONFIG_USB_PD_PORT_COUNT; i++) { charge_manager_update_charge(CHARGE_SUPPLIER_PROPRIETARY, i, diff --git a/driver/bc12/pi3usb9281.c b/driver/bc12/pi3usb9281.c index be1bfdee18..9bdf875468 100644 --- a/driver/bc12/pi3usb9281.c +++ b/driver/bc12/pi3usb9281.c @@ -289,11 +289,9 @@ void usb_charger_set_switches(int port, enum usb_switch setting) static void bc12_detect(int port) { int device_type, charger_status; - struct charge_port_info charge; + struct charge_port_info charge = {0}; int type; - charge.voltage = USB_CHARGER_VOLTAGE_MV; - if (usb_charger_port_is_sourcing_vbus(port)) { /* If we're sourcing VBUS then we're not charging */ device_type = charger_status = 0; @@ -364,11 +362,11 @@ static void bc12_detect(int port) else type = CHARGE_SUPPLIER_OTHER; + charge.voltage = USB_CHARGER_VOLTAGE_MV; charge.current = pi3usb9281_get_ilim(device_type, charger_status); charge_manager_update_charge(type, port, &charge); - } else { /* Detachment: update available charge to 0 */ - charge.current = 0; + } else { /* Detachment */ charge_manager_update_charge( CHARGE_SUPPLIER_PROPRIETARY, port, diff --git a/driver/charger/bd9995x.c b/driver/charger/bd9995x.c index 4af7be9363..ea9b8c4755 100644 --- a/driver/charger/bd9995x.c +++ b/driver/charger/bd9995x.c @@ -407,10 +407,7 @@ static int bd9995x_bc12_check_type(int port) static void bd9995x_bc12_detach(int port, int type) { - struct charge_port_info charge = { - .voltage = USB_CHARGER_VOLTAGE_MV, - .current = 0, - }; + struct charge_port_info charge = {0}; /* Update charge manager */ charge_manager_update_charge(type, port, &charge); diff --git a/driver/charger/rt946x.c b/driver/charger/rt946x.c index a6cf203a34..f8159fc33b 100644 --- a/driver/charger/rt946x.c +++ b/driver/charger/rt946x.c @@ -910,8 +910,6 @@ void usb_charger_task(void *u) int bc12_type = CHARGE_SUPPLIER_NONE; int reg = 0; - charge.voltage = USB_CHARGER_VOLTAGE_MV; - while (1) { rt946x_read8(RT946X_REG_DPDMIRQ, ®); @@ -919,6 +917,7 @@ void usb_charger_task(void *u) if (reg & RT946X_MASK_DPDMIRQ_ATTACH) { bc12_type = rt946x_get_bc12_device_type(); if (bc12_type != CHARGE_SUPPLIER_NONE) { + charge.voltage = USB_CHARGER_VOLTAGE_MV; charge.current = rt946x_get_bc12_ilim(bc12_type); charge_manager_update_charge(bc12_type, @@ -930,6 +929,7 @@ void usb_charger_task(void *u) /* VBUS detach event */ if (reg & RT946X_MASK_DPDMIRQ_DETACH) { charge.current = 0; + charge.voltage = 0; charge_manager_update_charge(bc12_type, 0, &charge); rt946x_enable_bc12_detection(1); } |