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path: root/drivers/usb/gadget/udc/cdns2
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Diffstat (limited to 'drivers/usb/gadget/udc/cdns2')
-rw-r--r--drivers/usb/gadget/udc/cdns2/cdns2-ep0.c2
-rw-r--r--drivers/usb/gadget/udc/cdns2/cdns2-gadget.c29
-rw-r--r--drivers/usb/gadget/udc/cdns2/cdns2-gadget.h9
-rw-r--r--drivers/usb/gadget/udc/cdns2/cdns2-pci.c8
-rw-r--r--drivers/usb/gadget/udc/cdns2/cdns2-trace.h22
5 files changed, 36 insertions, 34 deletions
diff --git a/drivers/usb/gadget/udc/cdns2/cdns2-ep0.c b/drivers/usb/gadget/udc/cdns2/cdns2-ep0.c
index fa12a5d46f2e..a5a9d395fd0d 100644
--- a/drivers/usb/gadget/udc/cdns2/cdns2-ep0.c
+++ b/drivers/usb/gadget/udc/cdns2/cdns2-ep0.c
@@ -8,7 +8,7 @@
*/
#include <linux/usb/composite.h>
-#include <asm/unaligned.h>
+#include <linux/unaligned.h>
#include "cdns2-gadget.h"
#include "cdns2-trace.h"
diff --git a/drivers/usb/gadget/udc/cdns2/cdns2-gadget.c b/drivers/usb/gadget/udc/cdns2/cdns2-gadget.c
index 0eed0e03842c..7e69944ef18a 100644
--- a/drivers/usb/gadget/udc/cdns2/cdns2-gadget.c
+++ b/drivers/usb/gadget/udc/cdns2/cdns2-gadget.c
@@ -29,6 +29,7 @@
#include <linux/pm_runtime.h>
#include <linux/interrupt.h>
#include <linux/property.h>
+#include <linux/string_choices.h>
#include <linux/dmapool.h>
#include <linux/iopoll.h>
@@ -2033,8 +2034,8 @@ static void cdns2_quiesce(struct cdns2_device *pdev)
set_reg_bit_8(&pdev->usb_regs->usbcs, USBCS_DISCON);
/* Disable interrupt. */
- writeb(0, &pdev->interrupt_regs->extien),
- writeb(0, &pdev->interrupt_regs->usbien),
+ writeb(0, &pdev->interrupt_regs->extien);
+ writeb(0, &pdev->interrupt_regs->usbien);
writew(0, &pdev->adma_regs->ep_ien);
/* Clear interrupt line. */
@@ -2233,12 +2234,12 @@ static int cdns2_init_eps(struct cdns2_device *pdev)
dev_dbg(pdev->dev, "Init %s, SupType: CTRL: %s, INT: %s, "
"BULK: %s, ISOC %s, SupDir IN: %s, OUT: %s\n",
pep->name,
- (pep->endpoint.caps.type_control) ? "yes" : "no",
- (pep->endpoint.caps.type_int) ? "yes" : "no",
- (pep->endpoint.caps.type_bulk) ? "yes" : "no",
- (pep->endpoint.caps.type_iso) ? "yes" : "no",
- (pep->endpoint.caps.dir_in) ? "yes" : "no",
- (pep->endpoint.caps.dir_out) ? "yes" : "no");
+ str_yes_no(pep->endpoint.caps.type_control),
+ str_yes_no(pep->endpoint.caps.type_int),
+ str_yes_no(pep->endpoint.caps.type_bulk),
+ str_yes_no(pep->endpoint.caps.type_iso),
+ str_yes_no(pep->endpoint.caps.dir_in),
+ str_yes_no(pep->endpoint.caps.dir_out));
INIT_LIST_HEAD(&pep->pending_list);
INIT_LIST_HEAD(&pep->deferred_list);
@@ -2251,7 +2252,6 @@ static int cdns2_gadget_start(struct cdns2_device *pdev)
{
u32 max_speed;
void *buf;
- int val;
int ret;
pdev->usb_regs = pdev->regs;
@@ -2261,14 +2261,9 @@ static int cdns2_gadget_start(struct cdns2_device *pdev)
pdev->adma_regs = pdev->regs + CDNS2_ADMA_REGS_OFFSET;
/* Reset controller. */
- set_reg_bit_8(&pdev->usb_regs->cpuctrl, CPUCTRL_SW_RST);
-
- ret = readl_poll_timeout_atomic(&pdev->usb_regs->cpuctrl, val,
- !(val & CPUCTRL_SW_RST), 1, 10000);
- if (ret) {
- dev_err(pdev->dev, "Error: reset controller timeout\n");
- return -EINVAL;
- }
+ writeb(CPUCTRL_SW_RST | CPUCTRL_UPCLK | CPUCTRL_WUEN,
+ &pdev->usb_regs->cpuctrl);
+ usleep_range(5, 10);
usb_initialize_gadget(pdev->dev, &pdev->gadget, NULL);
diff --git a/drivers/usb/gadget/udc/cdns2/cdns2-gadget.h b/drivers/usb/gadget/udc/cdns2/cdns2-gadget.h
index 71e2f62d653a..b5d5ec12e986 100644
--- a/drivers/usb/gadget/udc/cdns2/cdns2-gadget.h
+++ b/drivers/usb/gadget/udc/cdns2/cdns2-gadget.h
@@ -292,8 +292,17 @@ struct cdns2_usb_regs {
#define SPEEDCTRL_HSDISABLE BIT(7)
/* CPUCTRL- bitmasks. */
+/* UP clock enable */
+#define CPUCTRL_UPCLK BIT(0)
/* Controller reset bit. */
#define CPUCTRL_SW_RST BIT(1)
+/**
+ * If the wuen bit is ‘1’, the upclken is automatically set to ‘1’ after
+ * detecting rising edge of wuintereq interrupt. If the wuen bit is ‘0’,
+ * the wuintereq interrupt is ignored.
+ */
+#define CPUCTRL_WUEN BIT(7)
+
/**
* struct cdns2_adma_regs - ADMA controller registers.
diff --git a/drivers/usb/gadget/udc/cdns2/cdns2-pci.c b/drivers/usb/gadget/udc/cdns2/cdns2-pci.c
index 1691541c9413..e589593b4cbf 100644
--- a/drivers/usb/gadget/udc/cdns2/cdns2-pci.c
+++ b/drivers/usb/gadget/udc/cdns2/cdns2-pci.c
@@ -15,8 +15,6 @@
#include "cdns2-gadget.h"
#define PCI_DRIVER_NAME "cdns-pci-usbhs"
-#define CDNS_VENDOR_ID 0x17cd
-#define CDNS_DEVICE_ID 0x0120
#define PCI_BAR_DEV 0
#define PCI_DEV_FN_DEVICE 0
@@ -114,14 +112,14 @@ static const struct dev_pm_ops cdns2_pci_pm_ops = {
};
static const struct pci_device_id cdns2_pci_ids[] = {
- { PCI_VENDOR_ID_CDNS, CDNS_DEVICE_ID, PCI_ANY_ID, PCI_ANY_ID,
- PCI_CLASS_SERIAL_USB_DEVICE, PCI_ANY_ID },
+ { PCI_DEVICE(PCI_VENDOR_ID_CDNS, PCI_DEVICE_ID_CDNS_USB),
+ .class = PCI_CLASS_SERIAL_USB_DEVICE },
{ 0, }
};
static struct pci_driver cdns2_pci_driver = {
.name = "cdns2-pci",
- .id_table = &cdns2_pci_ids[0],
+ .id_table = cdns2_pci_ids,
.probe = cdns2_pci_probe,
.remove = cdns2_pci_remove,
.driver = {
diff --git a/drivers/usb/gadget/udc/cdns2/cdns2-trace.h b/drivers/usb/gadget/udc/cdns2/cdns2-trace.h
index 61f241634ea5..ade1752956b1 100644
--- a/drivers/usb/gadget/udc/cdns2/cdns2-trace.h
+++ b/drivers/usb/gadget/udc/cdns2/cdns2-trace.h
@@ -64,7 +64,7 @@ DECLARE_EVENT_CLASS(cdns2_log_simple,
__string(text, msg)
),
TP_fast_assign(
- __assign_str(text, msg);
+ __assign_str(text);
),
TP_printk("%s", __get_str(text))
);
@@ -103,7 +103,7 @@ TRACE_EVENT(cdns2_ep_halt,
__field(u8, flush)
),
TP_fast_assign(
- __assign_str(name, ep_priv->name);
+ __assign_str(name);
__entry->halt = halt;
__entry->flush = flush;
),
@@ -119,8 +119,8 @@ TRACE_EVENT(cdns2_wa1,
__string(msg, msg)
),
TP_fast_assign(
- __assign_str(ep_name, ep_priv->name);
- __assign_str(msg, msg);
+ __assign_str(ep_name);
+ __assign_str(msg);
),
TP_printk("WA1: %s %s", __get_str(ep_name), __get_str(msg))
);
@@ -134,7 +134,7 @@ DECLARE_EVENT_CLASS(cdns2_log_doorbell,
__field(u32, ep_trbaddr)
),
TP_fast_assign(
- __assign_str(name, pep->name);
+ __assign_str(name);
__entry->ep_trbaddr = ep_trbaddr;
),
TP_printk("%s, ep_trbaddr %08x", __get_str(name),
@@ -196,7 +196,7 @@ DECLARE_EVENT_CLASS(cdns2_log_epx_irq,
__field(u32, ep_traddr)
),
TP_fast_assign(
- __assign_str(ep_name, pep->name);
+ __assign_str(ep_name);
__entry->ep_sts = readl(&pdev->adma_regs->ep_sts);
__entry->ep_ists = readl(&pdev->adma_regs->ep_ists);
__entry->ep_traddr = readl(&pdev->adma_regs->ep_traddr);
@@ -288,7 +288,7 @@ DECLARE_EVENT_CLASS(cdns2_log_request,
__field(int, end_trb)
),
TP_fast_assign(
- __assign_str(name, preq->pep->name);
+ __assign_str(name);
__entry->request = &preq->request;
__entry->preq = preq;
__entry->buf = preq->request.buf;
@@ -380,7 +380,7 @@ DECLARE_EVENT_CLASS(cdns2_log_map_request,
__field(dma_addr_t, dma)
),
TP_fast_assign(
- __assign_str(name, priv_req->pep->name);
+ __assign_str(name);
__entry->req = &priv_req->request;
__entry->buf = priv_req->request.buf;
__entry->dma = priv_req->request.dma;
@@ -411,7 +411,7 @@ DECLARE_EVENT_CLASS(cdns2_log_trb,
__field(u32, type)
),
TP_fast_assign(
- __assign_str(name, pep->name);
+ __assign_str(name);
__entry->trb = trb;
__entry->buffer = le32_to_cpu(trb->buffer);
__entry->length = le32_to_cpu(trb->length);
@@ -476,7 +476,7 @@ DECLARE_EVENT_CLASS(cdns2_log_ep,
__field(u8, dequeue)
),
TP_fast_assign(
- __assign_str(name, pep->name);
+ __assign_str(name);
__entry->maxpacket = pep->endpoint.maxpacket;
__entry->maxpacket_limit = pep->endpoint.maxpacket_limit;
__entry->flags = pep->ep_state;
@@ -568,7 +568,7 @@ DECLARE_EVENT_CLASS(cdns2_log_epx_reg_config,
__field(u32, ep_cfg_reg)
),
TP_fast_assign(
- __assign_str(ep_name, pep->name);
+ __assign_str(ep_name);
__entry->burst_size = pep->trb_burst_size;
__entry->maxpack_reg = pep->dir ? readw(&pdev->epx_regs->txmaxpack[pep->num - 1]) :
readw(&pdev->epx_regs->rxmaxpack[pep->num - 1]);
generated by cgit (git 2.34.1) at 2025-07-23 07:29:41 +0000