summaryrefslogtreecommitdiff
path: root/drivers/usb/gadget
diff options
context:
space:
mode:
authorHiago De Franco <hiago.franco@toradex.com>2025-06-02 15:00:56 -0300
committerHiago De Franco <hiago.franco@toradex.com>2025-06-03 10:26:20 -0300
commitdefb81960f4fcb580b75bbc207e5440dad4376d6 (patch)
treeda4539935a24104d027d92a8f9afd519f2ee625a /drivers/usb/gadget
parent5a6602cc6c3204b24470b2429e658c25638b10a9 (diff)
parent1b69a86802c7e77a7624fe4970ca7d382a785b8f (diff)
Merge branch '5.15-2.2.x-imx' into toradex_5.15-2.2.x-imxtoradex_5.15-2.2.x-imx
Conflicts: drivers/tty/serial/fsl_lpuart.c Signed-off-by: Hiago De Franco <hiago.franco@toradex.com>
Diffstat (limited to 'drivers/usb/gadget')
-rw-r--r--drivers/usb/gadget/composite.c17
-rw-r--r--drivers/usb/gadget/function/f_midi.c10
-rw-r--r--drivers/usb/gadget/function/f_tcm.c66
-rw-r--r--drivers/usb/gadget/function/u_serial.c8
-rw-r--r--drivers/usb/gadget/udc/aspeed-vhub/dev.c3
-rw-r--r--drivers/usb/gadget/udc/renesas_usb3.c2
-rw-r--r--drivers/usb/gadget/udc/tegra-xudc.c4
7 files changed, 55 insertions, 55 deletions
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 94e86c385760..96a955e16e25 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -1004,10 +1004,11 @@ static int set_config(struct usb_composite_dev *cdev,
else
usb_gadget_set_remote_wakeup(gadget, 0);
done:
- if (power <= USB_SELF_POWER_VBUS_MAX_DRAW)
- usb_gadget_set_selfpowered(gadget);
- else
+ if (power > USB_SELF_POWER_VBUS_MAX_DRAW ||
+ (c && !(c->bmAttributes & USB_CONFIG_ATT_SELFPOWER)))
usb_gadget_clear_selfpowered(gadget);
+ else
+ usb_gadget_set_selfpowered(gadget);
usb_gadget_vbus_draw(gadget, power);
if (result >= 0 && cdev->delayed_status)
@@ -2475,7 +2476,10 @@ void composite_suspend(struct usb_gadget *gadget)
cdev->suspended = 1;
- usb_gadget_set_selfpowered(gadget);
+ if (cdev->config &&
+ cdev->config->bmAttributes & USB_CONFIG_ATT_SELFPOWER)
+ usb_gadget_set_selfpowered(gadget);
+
usb_gadget_vbus_draw(gadget, 2);
}
@@ -2504,8 +2508,11 @@ void composite_resume(struct usb_gadget *gadget)
else
maxpower = min(maxpower, 900U);
- if (maxpower > USB_SELF_POWER_VBUS_MAX_DRAW)
+ if (maxpower > USB_SELF_POWER_VBUS_MAX_DRAW ||
+ !(cdev->config->bmAttributes & USB_CONFIG_ATT_SELFPOWER))
usb_gadget_clear_selfpowered(gadget);
+ else
+ usb_gadget_set_selfpowered(gadget);
usb_gadget_vbus_draw(gadget, maxpower);
}
diff --git a/drivers/usb/gadget/function/f_midi.c b/drivers/usb/gadget/function/f_midi.c
index 71a1a26e85c7..3e8ea1bbe429 100644
--- a/drivers/usb/gadget/function/f_midi.c
+++ b/drivers/usb/gadget/function/f_midi.c
@@ -282,7 +282,7 @@ f_midi_complete(struct usb_ep *ep, struct usb_request *req)
/* Our transmit completed. See if there's more to go.
* f_midi_transmit eats req, don't queue it again. */
req->length = 0;
- f_midi_transmit(midi);
+ queue_work(system_highpri_wq, &midi->work);
return;
}
break;
@@ -999,11 +999,11 @@ static int f_midi_bind(struct usb_configuration *c, struct usb_function *f)
}
/* configure the endpoint descriptors ... */
- ms_out_desc.bLength = USB_DT_MS_ENDPOINT_SIZE(midi->in_ports);
- ms_out_desc.bNumEmbMIDIJack = midi->in_ports;
+ ms_out_desc.bLength = USB_DT_MS_ENDPOINT_SIZE(midi->out_ports);
+ ms_out_desc.bNumEmbMIDIJack = midi->out_ports;
- ms_in_desc.bLength = USB_DT_MS_ENDPOINT_SIZE(midi->out_ports);
- ms_in_desc.bNumEmbMIDIJack = midi->out_ports;
+ ms_in_desc.bLength = USB_DT_MS_ENDPOINT_SIZE(midi->in_ports);
+ ms_in_desc.bNumEmbMIDIJack = midi->in_ports;
/* ... and add them to the list */
endpoint_descriptor_index = i;
diff --git a/drivers/usb/gadget/function/f_tcm.c b/drivers/usb/gadget/function/f_tcm.c
index de161ee0b1f9..934e4b2a049f 100644
--- a/drivers/usb/gadget/function/f_tcm.c
+++ b/drivers/usb/gadget/function/f_tcm.c
@@ -245,7 +245,6 @@ static int bot_send_write_request(struct usbg_cmd *cmd)
{
struct f_uas *fu = cmd->fu;
struct se_cmd *se_cmd = &cmd->se_cmd;
- struct usb_gadget *gadget = fuas_to_gadget(fu);
int ret;
init_completion(&cmd->write_complete);
@@ -256,22 +255,6 @@ static int bot_send_write_request(struct usbg_cmd *cmd)
return -EINVAL;
}
- if (!gadget->sg_supported) {
- cmd->data_buf = kmalloc(se_cmd->data_length, GFP_KERNEL);
- if (!cmd->data_buf)
- return -ENOMEM;
-
- fu->bot_req_out->buf = cmd->data_buf;
- } else {
- fu->bot_req_out->buf = NULL;
- fu->bot_req_out->num_sgs = se_cmd->t_data_nents;
- fu->bot_req_out->sg = se_cmd->t_data_sg;
- }
-
- fu->bot_req_out->complete = usbg_data_write_cmpl;
- fu->bot_req_out->length = se_cmd->data_length;
- fu->bot_req_out->context = cmd;
-
ret = usbg_prepare_w_request(cmd, fu->bot_req_out);
if (ret)
goto cleanup;
@@ -973,6 +956,7 @@ static void usbg_data_write_cmpl(struct usb_ep *ep, struct usb_request *req)
return;
cleanup:
+ target_put_sess_cmd(se_cmd);
transport_generic_free_cmd(&cmd->se_cmd, 0);
}
@@ -1065,8 +1049,7 @@ static void usbg_cmd_work(struct work_struct *work)
out:
transport_send_check_condition_and_sense(se_cmd,
- TCM_UNSUPPORTED_SCSI_OPCODE, 1);
- transport_generic_free_cmd(&cmd->se_cmd, 0);
+ TCM_UNSUPPORTED_SCSI_OPCODE, 0);
}
static struct usbg_cmd *usbg_get_cmd(struct f_uas *fu,
@@ -1194,8 +1177,7 @@ static void bot_cmd_work(struct work_struct *work)
out:
transport_send_check_condition_and_sense(se_cmd,
- TCM_UNSUPPORTED_SCSI_OPCODE, 1);
- transport_generic_free_cmd(&cmd->se_cmd, 0);
+ TCM_UNSUPPORTED_SCSI_OPCODE, 0);
}
static int bot_submit_command(struct f_uas *fu,
@@ -2018,43 +2000,39 @@ static int tcm_bind(struct usb_configuration *c, struct usb_function *f)
bot_intf_desc.bInterfaceNumber = iface;
uasp_intf_desc.bInterfaceNumber = iface;
fu->iface = iface;
- ep = usb_ep_autoconfig_ss(gadget, &uasp_ss_bi_desc,
- &uasp_bi_ep_comp_desc);
+ ep = usb_ep_autoconfig(gadget, &uasp_fs_bi_desc);
if (!ep)
goto ep_fail;
fu->ep_in = ep;
- ep = usb_ep_autoconfig_ss(gadget, &uasp_ss_bo_desc,
- &uasp_bo_ep_comp_desc);
+ ep = usb_ep_autoconfig(gadget, &uasp_fs_bo_desc);
if (!ep)
goto ep_fail;
fu->ep_out = ep;
- ep = usb_ep_autoconfig_ss(gadget, &uasp_ss_status_desc,
- &uasp_status_in_ep_comp_desc);
+ ep = usb_ep_autoconfig(gadget, &uasp_fs_status_desc);
if (!ep)
goto ep_fail;
fu->ep_status = ep;
- ep = usb_ep_autoconfig_ss(gadget, &uasp_ss_cmd_desc,
- &uasp_cmd_comp_desc);
+ ep = usb_ep_autoconfig(gadget, &uasp_fs_cmd_desc);
if (!ep)
goto ep_fail;
fu->ep_cmd = ep;
/* Assume endpoint addresses are the same for both speeds */
- uasp_bi_desc.bEndpointAddress = uasp_ss_bi_desc.bEndpointAddress;
- uasp_bo_desc.bEndpointAddress = uasp_ss_bo_desc.bEndpointAddress;
+ uasp_bi_desc.bEndpointAddress = uasp_fs_bi_desc.bEndpointAddress;
+ uasp_bo_desc.bEndpointAddress = uasp_fs_bo_desc.bEndpointAddress;
uasp_status_desc.bEndpointAddress =
- uasp_ss_status_desc.bEndpointAddress;
- uasp_cmd_desc.bEndpointAddress = uasp_ss_cmd_desc.bEndpointAddress;
+ uasp_fs_status_desc.bEndpointAddress;
+ uasp_cmd_desc.bEndpointAddress = uasp_fs_cmd_desc.bEndpointAddress;
- uasp_fs_bi_desc.bEndpointAddress = uasp_ss_bi_desc.bEndpointAddress;
- uasp_fs_bo_desc.bEndpointAddress = uasp_ss_bo_desc.bEndpointAddress;
- uasp_fs_status_desc.bEndpointAddress =
- uasp_ss_status_desc.bEndpointAddress;
- uasp_fs_cmd_desc.bEndpointAddress = uasp_ss_cmd_desc.bEndpointAddress;
+ uasp_ss_bi_desc.bEndpointAddress = uasp_fs_bi_desc.bEndpointAddress;
+ uasp_ss_bo_desc.bEndpointAddress = uasp_fs_bo_desc.bEndpointAddress;
+ uasp_ss_status_desc.bEndpointAddress =
+ uasp_fs_status_desc.bEndpointAddress;
+ uasp_ss_cmd_desc.bEndpointAddress = uasp_fs_cmd_desc.bEndpointAddress;
ret = usb_assign_descriptors(f, uasp_fs_function_desc,
uasp_hs_function_desc, uasp_ss_function_desc,
@@ -2098,9 +2076,14 @@ static void tcm_delayed_set_alt(struct work_struct *wq)
static int tcm_get_alt(struct usb_function *f, unsigned intf)
{
- if (intf == bot_intf_desc.bInterfaceNumber)
+ struct f_uas *fu = to_f_uas(f);
+
+ if (fu->iface != intf)
+ return -EOPNOTSUPP;
+
+ if (fu->flags & USBG_IS_BOT)
return USB_G_ALT_INT_BBB;
- if (intf == uasp_intf_desc.bInterfaceNumber)
+ else if (fu->flags & USBG_IS_UAS)
return USB_G_ALT_INT_UAS;
return -EOPNOTSUPP;
@@ -2110,6 +2093,9 @@ static int tcm_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
{
struct f_uas *fu = to_f_uas(f);
+ if (fu->iface != intf)
+ return -EOPNOTSUPP;
+
if ((alt == USB_G_ALT_INT_BBB) || (alt == USB_G_ALT_INT_UAS)) {
struct guas_setup_wq *work;
diff --git a/drivers/usb/gadget/function/u_serial.c b/drivers/usb/gadget/function/u_serial.c
index 8481b8807494..37ba396d5473 100644
--- a/drivers/usb/gadget/function/u_serial.c
+++ b/drivers/usb/gadget/function/u_serial.c
@@ -1393,10 +1393,6 @@ void gserial_disconnect(struct gserial *gser)
/* REVISIT as above: how best to track this? */
port->port_line_coding = gser->port_line_coding;
- /* disable endpoints, aborting down any active I/O */
- usb_ep_disable(gser->out);
- usb_ep_disable(gser->in);
-
port->port_usb = NULL;
gser->ioport = NULL;
if (port->port.count > 0) {
@@ -1408,6 +1404,10 @@ void gserial_disconnect(struct gserial *gser)
spin_unlock(&port->port_lock);
spin_unlock_irqrestore(&serial_port_lock, flags);
+ /* disable endpoints, aborting down any active I/O */
+ usb_ep_disable(gser->out);
+ usb_ep_disable(gser->in);
+
/* finally, free any unused/unusable I/O buffers */
spin_lock_irqsave(&port->port_lock, flags);
if (port->port.count == 0)
diff --git a/drivers/usb/gadget/udc/aspeed-vhub/dev.c b/drivers/usb/gadget/udc/aspeed-vhub/dev.c
index d918e8b2af3c..c5f712383775 100644
--- a/drivers/usb/gadget/udc/aspeed-vhub/dev.c
+++ b/drivers/usb/gadget/udc/aspeed-vhub/dev.c
@@ -538,6 +538,9 @@ int ast_vhub_init_dev(struct ast_vhub *vhub, unsigned int idx)
d->vhub = vhub;
d->index = idx;
d->name = devm_kasprintf(parent, GFP_KERNEL, "port%d", idx+1);
+ if (!d->name)
+ return -ENOMEM;
+
d->regs = vhub->regs + 0x100 + 0x10 * idx;
ast_vhub_init_ep0(vhub, &d->ep0, d);
diff --git a/drivers/usb/gadget/udc/renesas_usb3.c b/drivers/usb/gadget/udc/renesas_usb3.c
index a10f41c4a3f2..d888741d3e2f 100644
--- a/drivers/usb/gadget/udc/renesas_usb3.c
+++ b/drivers/usb/gadget/udc/renesas_usb3.c
@@ -306,7 +306,7 @@ struct renesas_usb3_request {
struct list_head queue;
};
-#define USB3_EP_NAME_SIZE 8
+#define USB3_EP_NAME_SIZE 16
struct renesas_usb3_ep {
struct usb_ep ep;
struct renesas_usb3 *usb3;
diff --git a/drivers/usb/gadget/udc/tegra-xudc.c b/drivers/usb/gadget/udc/tegra-xudc.c
index fdbb9d73aa8e..13a2f5276072 100644
--- a/drivers/usb/gadget/udc/tegra-xudc.c
+++ b/drivers/usb/gadget/udc/tegra-xudc.c
@@ -1737,6 +1737,10 @@ static int __tegra_xudc_ep_disable(struct tegra_xudc_ep *ep)
val = xudc_readl(xudc, CTRL);
val &= ~CTRL_RUN;
xudc_writel(xudc, val, CTRL);
+
+ val = xudc_readl(xudc, ST);
+ if (val & ST_RC)
+ xudc_writel(xudc, ST_RC, ST);
}
dev_info(xudc->dev, "ep %u disabled\n", ep->index);