diff options
author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-04-03 09:33:30 +0200 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2023-04-03 09:33:30 +0200 |
commit | cd8fe5b6dbb3a487bea5f1601437c013a3d56163 (patch) | |
tree | ba029308f2a2a1d8d4880b0bf84d4972bb501715 /drivers/usb/typec | |
parent | 43ba3d4af7a73ae958207caada6af0612d67f08e (diff) | |
parent | 7e364e56293bb98cae1b55fd835f5991c4e96e7d (diff) |
Merge 6.3-rc5 into driver-core-next
We need the fixes in here for testing, as well as the driver core
changes for documentation updates to build on.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/typec')
-rw-r--r-- | drivers/usb/typec/tcpm/tcpm.c | 28 | ||||
-rw-r--r-- | drivers/usb/typec/ucsi/ucsi.c | 33 | ||||
-rw-r--r-- | drivers/usb/typec/ucsi/ucsi_acpi.c | 2 |
3 files changed, 40 insertions, 23 deletions
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c index a0d943d78580..1ee774c263f0 100644 --- a/drivers/usb/typec/tcpm/tcpm.c +++ b/drivers/usb/typec/tcpm/tcpm.c @@ -1445,10 +1445,18 @@ static int tcpm_ams_start(struct tcpm_port *port, enum tcpm_ams ams) static void tcpm_queue_vdm(struct tcpm_port *port, const u32 header, const u32 *data, int cnt) { + u32 vdo_hdr = port->vdo_data[0]; + WARN_ON(!mutex_is_locked(&port->lock)); - /* Make sure we are not still processing a previous VDM packet */ - WARN_ON(port->vdm_state > VDM_STATE_DONE); + /* If is sending discover_identity, handle received message first */ + if (PD_VDO_SVDM(vdo_hdr) && PD_VDO_CMD(vdo_hdr) == CMD_DISCOVER_IDENT) { + port->send_discover = true; + mod_send_discover_delayed_work(port, SEND_DISCOVER_RETRY_MS); + } else { + /* Make sure we are not still processing a previous VDM packet */ + WARN_ON(port->vdm_state > VDM_STATE_DONE); + } port->vdo_count = cnt + 1; port->vdo_data[0] = header; @@ -1948,11 +1956,13 @@ static void vdm_run_state_machine(struct tcpm_port *port) switch (PD_VDO_CMD(vdo_hdr)) { case CMD_DISCOVER_IDENT: res = tcpm_ams_start(port, DISCOVER_IDENTITY); - if (res == 0) + if (res == 0) { port->send_discover = false; - else if (res == -EAGAIN) + } else if (res == -EAGAIN) { + port->vdo_data[0] = 0; mod_send_discover_delayed_work(port, SEND_DISCOVER_RETRY_MS); + } break; case CMD_DISCOVER_SVID: res = tcpm_ams_start(port, DISCOVER_SVIDS); @@ -2035,6 +2045,7 @@ static void vdm_run_state_machine(struct tcpm_port *port) unsigned long timeout; port->vdm_retries = 0; + port->vdo_data[0] = 0; port->vdm_state = VDM_STATE_BUSY; timeout = vdm_ready_timeout(vdo_hdr); mod_vdm_delayed_work(port, timeout); @@ -4570,6 +4581,9 @@ static void run_state_machine(struct tcpm_port *port) case SOFT_RESET: port->message_id = 0; port->rx_msgid = -1; + /* remove existing capabilities */ + usb_power_delivery_unregister_capabilities(port->partner_source_caps); + port->partner_source_caps = NULL; tcpm_pd_send_control(port, PD_CTRL_ACCEPT); tcpm_ams_finish(port); if (port->pwr_role == TYPEC_SOURCE) { @@ -4589,6 +4603,9 @@ static void run_state_machine(struct tcpm_port *port) case SOFT_RESET_SEND: port->message_id = 0; port->rx_msgid = -1; + /* remove existing capabilities */ + usb_power_delivery_unregister_capabilities(port->partner_source_caps); + port->partner_source_caps = NULL; if (tcpm_pd_send_control(port, PD_CTRL_SOFT_RESET)) tcpm_set_state_cond(port, hard_reset_state(port), 0); else @@ -4718,6 +4735,9 @@ static void run_state_machine(struct tcpm_port *port) tcpm_set_state(port, SNK_STARTUP, 0); break; case PR_SWAP_SNK_SRC_SINK_OFF: + /* will be source, remove existing capabilities */ + usb_power_delivery_unregister_capabilities(port->partner_source_caps); + port->partner_source_caps = NULL; /* * Prevent vbus discharge circuit from turning on during PR_SWAP * as this is not a disconnect. diff --git a/drivers/usb/typec/ucsi/ucsi.c b/drivers/usb/typec/ucsi/ucsi.c index f632350f6dcb..8d1baf28df55 100644 --- a/drivers/usb/typec/ucsi/ucsi.c +++ b/drivers/usb/typec/ucsi/ucsi.c @@ -1125,12 +1125,11 @@ static struct fwnode_handle *ucsi_find_fwnode(struct ucsi_connector *con) return NULL; } -static int ucsi_register_port(struct ucsi *ucsi, int index) +static int ucsi_register_port(struct ucsi *ucsi, struct ucsi_connector *con) { struct usb_power_delivery_desc desc = { ucsi->cap.pd_version}; struct usb_power_delivery_capabilities_desc pd_caps; struct usb_power_delivery_capabilities *pd_cap; - struct ucsi_connector *con = &ucsi->connector[index]; struct typec_capability *cap = &con->typec_cap; enum typec_accessory *accessory = cap->accessory; enum usb_role u_role = USB_ROLE_NONE; @@ -1151,7 +1150,6 @@ static int ucsi_register_port(struct ucsi *ucsi, int index) init_completion(&con->complete); mutex_init(&con->lock); INIT_LIST_HEAD(&con->partner_tasks); - con->num = index + 1; con->ucsi = ucsi; cap->fwnode = ucsi_find_fwnode(con); @@ -1328,8 +1326,8 @@ out_unlock: */ static int ucsi_init(struct ucsi *ucsi) { - struct ucsi_connector *con; - u64 command; + struct ucsi_connector *con, *connector; + u64 command, ntfy; int ret; int i; @@ -1341,8 +1339,8 @@ static int ucsi_init(struct ucsi *ucsi) } /* Enable basic notifications */ - ucsi->ntfy = UCSI_ENABLE_NTFY_CMD_COMPLETE | UCSI_ENABLE_NTFY_ERROR; - command = UCSI_SET_NOTIFICATION_ENABLE | ucsi->ntfy; + ntfy = UCSI_ENABLE_NTFY_CMD_COMPLETE | UCSI_ENABLE_NTFY_ERROR; + command = UCSI_SET_NOTIFICATION_ENABLE | ntfy; ret = ucsi_send_command(ucsi, command, NULL, 0); if (ret < 0) goto err_reset; @@ -1359,31 +1357,33 @@ static int ucsi_init(struct ucsi *ucsi) } /* Allocate the connectors. Released in ucsi_unregister() */ - ucsi->connector = kcalloc(ucsi->cap.num_connectors + 1, - sizeof(*ucsi->connector), GFP_KERNEL); - if (!ucsi->connector) { + connector = kcalloc(ucsi->cap.num_connectors + 1, sizeof(*connector), GFP_KERNEL); + if (!connector) { ret = -ENOMEM; goto err_reset; } /* Register all connectors */ for (i = 0; i < ucsi->cap.num_connectors; i++) { - ret = ucsi_register_port(ucsi, i); + connector[i].num = i + 1; + ret = ucsi_register_port(ucsi, &connector[i]); if (ret) goto err_unregister; } /* Enable all notifications */ - ucsi->ntfy = UCSI_ENABLE_NTFY_ALL; - command = UCSI_SET_NOTIFICATION_ENABLE | ucsi->ntfy; + ntfy = UCSI_ENABLE_NTFY_ALL; + command = UCSI_SET_NOTIFICATION_ENABLE | ntfy; ret = ucsi_send_command(ucsi, command, NULL, 0); if (ret < 0) goto err_unregister; + ucsi->connector = connector; + ucsi->ntfy = ntfy; return 0; err_unregister: - for (con = ucsi->connector; con->port; con++) { + for (con = connector; con->port; con++) { ucsi_unregister_partner(con); ucsi_unregister_altmodes(con, UCSI_RECIPIENT_CON); ucsi_unregister_port_psy(con); @@ -1399,10 +1399,7 @@ err_unregister: typec_unregister_port(con->port); con->port = NULL; } - - kfree(ucsi->connector); - ucsi->connector = NULL; - + kfree(connector); err_reset: memset(&ucsi->cap, 0, sizeof(ucsi->cap)); ucsi_reset_ppm(ucsi); diff --git a/drivers/usb/typec/ucsi/ucsi_acpi.c b/drivers/usb/typec/ucsi/ucsi_acpi.c index ce0c8ef80c04..62206a6b8ea7 100644 --- a/drivers/usb/typec/ucsi/ucsi_acpi.c +++ b/drivers/usb/typec/ucsi/ucsi_acpi.c @@ -78,7 +78,7 @@ static int ucsi_acpi_sync_write(struct ucsi *ucsi, unsigned int offset, if (ret) goto out_clear_bit; - if (!wait_for_completion_timeout(&ua->complete, HZ)) + if (!wait_for_completion_timeout(&ua->complete, 5 * HZ)) ret = -ETIMEDOUT; out_clear_bit: |