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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-05-10 09:38:01 +0100
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2024-05-10 09:38:01 +0100
commitadeab5bfb81840dc4be7ae20324bbf03b2b53eb2 (patch)
tree2b56c0fad02af5c99e0a741cefc49dad5ba7384c /drivers/usb/typec
parenta2cf936ebef291ef7395172b9e2f624779fb6dc0 (diff)
parentdd5a440a31fae6e459c0d6271dddd62825505361 (diff)
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Merge 6.9-rc7 into usb-next
We want the USB fixes in here as well, and resolve a merge conflict in drivers/usb/dwc3/core.c Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/typec')
-rw-r--r--drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c8
-rw-r--r--drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c11
-rw-r--r--drivers/usb/typec/tcpm/tcpm.c42
3 files changed, 46 insertions, 15 deletions
diff --git a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c
index e48412cdcb0f..d3958c061a97 100644
--- a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c
+++ b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec.c
@@ -104,14 +104,18 @@ static int qcom_pmic_typec_probe(struct platform_device *pdev)
ret = tcpm->port_start(tcpm, tcpm->tcpm_port);
if (ret)
- goto fwnode_remove;
+ goto port_unregister;
ret = tcpm->pdphy_start(tcpm, tcpm->tcpm_port);
if (ret)
- goto fwnode_remove;
+ goto port_stop;
return 0;
+port_stop:
+ tcpm->port_stop(tcpm);
+port_unregister:
+ tcpm_unregister_port(tcpm->tcpm_port);
fwnode_remove:
fwnode_remove_software_node(tcpm->tcpc.fwnode);
diff --git a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c
index 6560f4fc98d5..5b7f52b74a40 100644
--- a/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c
+++ b/drivers/usb/typec/tcpm/qcom/qcom_pmic_typec_pdphy.c
@@ -475,10 +475,8 @@ static int qcom_pmic_typec_pdphy_enable(struct pmic_typec_pdphy *pmic_typec_pdph
qcom_pmic_typec_pdphy_reset_off(pmic_typec_pdphy);
done:
- if (ret) {
- regulator_disable(pmic_typec_pdphy->vdd_pdphy);
+ if (ret)
dev_err(dev, "pdphy_enable fail %d\n", ret);
- }
return ret;
}
@@ -524,12 +522,17 @@ static int qcom_pmic_typec_pdphy_start(struct pmic_typec *tcpm,
ret = pmic_typec_pdphy_reset(pmic_typec_pdphy);
if (ret)
- return ret;
+ goto err_disable_vdd_pdhy;
for (i = 0; i < pmic_typec_pdphy->nr_irqs; i++)
enable_irq(pmic_typec_pdphy->irq_data[i].irq);
return 0;
+
+err_disable_vdd_pdhy:
+ regulator_disable(pmic_typec_pdphy->vdd_pdphy);
+
+ return ret;
}
static void qcom_pmic_typec_pdphy_stop(struct pmic_typec *tcpm)
diff --git a/drivers/usb/typec/tcpm/tcpm.c b/drivers/usb/typec/tcpm/tcpm.c
index ab6ed6111ed0..8a1af08f71b6 100644
--- a/drivers/usb/typec/tcpm/tcpm.c
+++ b/drivers/usb/typec/tcpm/tcpm.c
@@ -1564,8 +1564,12 @@ static void tcpm_queue_vdm(struct tcpm_port *port, const u32 header,
static void tcpm_queue_vdm_unlocked(struct tcpm_port *port, const u32 header,
const u32 *data, int cnt, enum tcpm_transmit_type tx_sop_type)
{
+ if (port->state != SRC_READY && port->state != SNK_READY &&
+ port->state != SRC_VDM_IDENTITY_REQUEST)
+ return;
+
mutex_lock(&port->lock);
- tcpm_queue_vdm(port, header, data, cnt, TCPC_TX_SOP);
+ tcpm_queue_vdm(port, header, data, cnt, tx_sop_type);
mutex_unlock(&port->lock);
}
@@ -1580,7 +1584,8 @@ static void svdm_consume_identity(struct tcpm_port *port, const u32 *p, int cnt)
port->partner_ident.cert_stat = p[VDO_INDEX_CSTAT];
port->partner_ident.product = product;
- typec_partner_set_identity(port->partner);
+ if (port->partner)
+ typec_partner_set_identity(port->partner);
tcpm_log(port, "Identity: %04x:%04x.%04x",
PD_IDH_VID(vdo),
@@ -1742,6 +1747,9 @@ static void tcpm_register_partner_altmodes(struct tcpm_port *port)
struct typec_altmode *altmode;
int i;
+ if (!port->partner)
+ return;
+
for (i = 0; i < modep->altmodes; i++) {
altmode = typec_partner_register_altmode(port->partner,
&modep->altmode_desc[i]);
@@ -2996,7 +3004,7 @@ static int tcpm_register_source_caps(struct tcpm_port *port)
{
struct usb_power_delivery_desc desc = { port->negotiated_rev };
struct usb_power_delivery_capabilities_desc caps = { };
- struct usb_power_delivery_capabilities *cap;
+ struct usb_power_delivery_capabilities *cap = port->partner_source_caps;
if (!port->partner_pd)
port->partner_pd = usb_power_delivery_register(NULL, &desc);
@@ -3006,6 +3014,9 @@ static int tcpm_register_source_caps(struct tcpm_port *port)
memcpy(caps.pdo, port->source_caps, sizeof(u32) * port->nr_source_caps);
caps.role = TYPEC_SOURCE;
+ if (cap)
+ usb_power_delivery_unregister_capabilities(cap);
+
cap = usb_power_delivery_register_capabilities(port->partner_pd, &caps);
if (IS_ERR(cap))
return PTR_ERR(cap);
@@ -4231,7 +4242,10 @@ static int tcpm_init_vconn(struct tcpm_port *port)
static void tcpm_typec_connect(struct tcpm_port *port)
{
+ struct typec_partner *partner;
+
if (!port->connected) {
+ port->connected = true;
/* Make sure we don't report stale identity information */
memset(&port->partner_ident, 0, sizeof(port->partner_ident));
port->partner_desc.usb_pd = port->pd_capable;
@@ -4241,9 +4255,13 @@ static void tcpm_typec_connect(struct tcpm_port *port)
port->partner_desc.accessory = TYPEC_ACCESSORY_AUDIO;
else
port->partner_desc.accessory = TYPEC_ACCESSORY_NONE;
- port->partner = typec_register_partner(port->typec_port,
- &port->partner_desc);
- port->connected = true;
+ partner = typec_register_partner(port->typec_port, &port->partner_desc);
+ if (IS_ERR(partner)) {
+ dev_err(port->dev, "Failed to register partner (%ld)\n", PTR_ERR(partner));
+ return;
+ }
+
+ port->partner = partner;
typec_partner_set_usb_power_delivery(port->partner, port->partner_pd);
}
}
@@ -4323,9 +4341,11 @@ static void tcpm_typec_disconnect(struct tcpm_port *port)
port->plug_prime = NULL;
port->cable = NULL;
if (port->connected) {
- typec_partner_set_usb_power_delivery(port->partner, NULL);
- typec_unregister_partner(port->partner);
- port->partner = NULL;
+ if (port->partner) {
+ typec_partner_set_usb_power_delivery(port->partner, NULL);
+ typec_unregister_partner(port->partner);
+ port->partner = NULL;
+ }
port->connected = false;
}
}
@@ -4549,6 +4569,9 @@ static enum typec_cc_status tcpm_pwr_opmode_to_rp(enum typec_pwr_opmode opmode)
static void tcpm_set_initial_svdm_version(struct tcpm_port *port)
{
+ if (!port->partner)
+ return;
+
switch (port->negotiated_rev) {
case PD_REV30:
break;
@@ -5605,6 +5628,7 @@ static void run_state_machine(struct tcpm_port *port)
break;
case PORT_RESET:
tcpm_reset_port(port);
+ port->pd_events = 0;
if (port->self_powered)
tcpm_set_cc(port, TYPEC_CC_OPEN);
else