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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-07-05 07:51:39 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-07-05 07:52:33 +0200
commit81c3b7256f9ec3c9f7659e4a2aec8d8ead0d4c3b (patch)
treeca8ac1beb724fdfbfce624c75e4cd60b0df25ef0 /drivers/usb/typec
parentcf16f408364efd8a68f39011a3b073c83a03612d (diff)
parent3c2bd251d2039ce2778c35ced5ef47b3a379f5df (diff)
Merge merge point of tag 'usb-6.16-rc5' into usb-next
We need the USB fixes in here as well to build on top of for other changes that depend on them. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/typec')
-rw-r--r--drivers/usb/typec/altmodes/displayport.c5
-rw-r--r--drivers/usb/typec/tcpm/tcpm.c34
2 files changed, 19 insertions, 20 deletions
diff --git a/drivers/usb/typec/altmodes/displayport.c b/drivers/usb/typec/altmodes/displayport.c
index 7f9f1f98f450..1dcb77faf85d 100644
--- a/drivers/usb/typec/altmodes/displayport.c
+++ b/drivers/usb/typec/altmodes/displayport.c
@@ -413,8 +413,7 @@ static int dp_altmode_vdm(struct typec_altmode *alt,
case CMDT_RSP_NAK:
switch (cmd) {
case DP_CMD_STATUS_UPDATE:
- if (typec_altmode_exit(alt))
- dev_err(&dp->alt->dev, "Exit Mode Failed!\n");
+ dp->state = DP_STATE_EXIT;
break;
case DP_CMD_CONFIGURE:
dp->data.conf = 0;
@@ -696,7 +695,7 @@ static ssize_t pin_assignment_show(struct device *dev,
assignments = get_current_pin_assignments(dp);
- for (i = 0; assignments; assignments >>= 1, i++) {
+ for (i = 0; assignments && i < DP_PIN_ASSIGN_MAX; assignments >>= 1, i++) {
if (assignments & 1) {
if (i == cur)
len += sprintf(buf + len, "[%s] ",
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index 1a1f9e1f8e4e..1f6fdfaa34bf 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -4410,17 +4410,6 @@ static int tcpm_src_attach(struct tcpm_port *port)
tcpm_enable_auto_vbus_discharge(port, true);
- ret = tcpm_set_roles(port, true, TYPEC_STATE_USB,
- TYPEC_SOURCE, tcpm_data_role_for_source(port));
- if (ret < 0)
- return ret;
-
- if (port->pd_supported) {
- ret = port->tcpc->set_pd_rx(port->tcpc, true);
- if (ret < 0)
- goto out_disable_mux;
- }
-
/*
* USB Type-C specification, version 1.2,
* chapter 4.5.2.2.8.1 (Attached.SRC Requirements)
@@ -4430,13 +4419,24 @@ static int tcpm_src_attach(struct tcpm_port *port)
(polarity == TYPEC_POLARITY_CC2 && port->cc1 == TYPEC_CC_RA)) {
ret = tcpm_set_vconn(port, true);
if (ret < 0)
- goto out_disable_pd;
+ return ret;
}
ret = tcpm_set_vbus(port, true);
if (ret < 0)
goto out_disable_vconn;
+ ret = tcpm_set_roles(port, true, TYPEC_STATE_USB, TYPEC_SOURCE,
+ tcpm_data_role_for_source(port));
+ if (ret < 0)
+ goto out_disable_vbus;
+
+ if (port->pd_supported) {
+ ret = port->tcpc->set_pd_rx(port->tcpc, true);
+ if (ret < 0)
+ goto out_disable_mux;
+ }
+
port->pd_capable = false;
port->partner = NULL;
@@ -4447,14 +4447,14 @@ static int tcpm_src_attach(struct tcpm_port *port)
return 0;
-out_disable_vconn:
- tcpm_set_vconn(port, false);
-out_disable_pd:
- if (port->pd_supported)
- port->tcpc->set_pd_rx(port->tcpc, false);
out_disable_mux:
tcpm_mux_set(port, TYPEC_STATE_SAFE, USB_ROLE_NONE,
TYPEC_ORIENTATION_NONE);
+out_disable_vbus:
+ tcpm_set_vbus(port, false);
+out_disable_vconn:
+ tcpm_set_vconn(port, false);
+
return ret;
}