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path: root/drivers/usb/dwc3
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Diffstat (limited to 'drivers/usb/dwc3')
-rw-r--r--drivers/usb/dwc3/core.c3
-rw-r--r--drivers/usb/dwc3/dwc3-pci.c80
-rw-r--r--drivers/usb/dwc3/ep0.c1
-rw-r--r--drivers/usb/dwc3/gadget.c7
4 files changed, 51 insertions, 40 deletions
diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
index ae140c356295..c2ce2f5e60a1 100644
--- a/drivers/usb/dwc3/core.c
+++ b/drivers/usb/dwc3/core.c
@@ -25,6 +25,7 @@
#include <linux/of.h>
#include <linux/of_graph.h>
#include <linux/acpi.h>
+#include <linux/pci.h>
#include <linux/pinctrl/consumer.h>
#include <linux/pinctrl/devinfo.h>
#include <linux/reset.h>
@@ -2241,7 +2242,7 @@ int dwc3_core_probe(const struct dwc3_probe_data *data)
dev_set_drvdata(dev, dwc);
dwc3_cache_hwparams(dwc);
- if (!dwc->sysdev_is_parent &&
+ if (!dev_is_pci(dwc->sysdev) &&
DWC3_GHWPARAMS0_AWIDTH(dwc->hwparams.hwparams0) == 64) {
ret = dma_set_mask_and_coherent(dwc->sysdev, DMA_BIT_MASK(64));
if (ret)
diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c
index 39c72cb52ce7..8f5faf632a8b 100644
--- a/drivers/usb/dwc3/dwc3-pci.c
+++ b/drivers/usb/dwc3/dwc3-pci.c
@@ -21,40 +21,41 @@
#include <linux/acpi.h>
#include <linux/delay.h>
+#define PCI_DEVICE_ID_INTEL_CMLLP 0x02ee
+#define PCI_DEVICE_ID_INTEL_CMLH 0x06ee
+#define PCI_DEVICE_ID_INTEL_BXT 0x0aaa
#define PCI_DEVICE_ID_INTEL_BYT 0x0f37
#define PCI_DEVICE_ID_INTEL_MRFLD 0x119e
-#define PCI_DEVICE_ID_INTEL_BSW 0x22b7
-#define PCI_DEVICE_ID_INTEL_SPTLP 0x9d30
-#define PCI_DEVICE_ID_INTEL_SPTH 0xa130
-#define PCI_DEVICE_ID_INTEL_BXT 0x0aaa
#define PCI_DEVICE_ID_INTEL_BXT_M 0x1aaa
-#define PCI_DEVICE_ID_INTEL_APL 0x5aaa
-#define PCI_DEVICE_ID_INTEL_KBP 0xa2b0
-#define PCI_DEVICE_ID_INTEL_CMLLP 0x02ee
-#define PCI_DEVICE_ID_INTEL_CMLH 0x06ee
+#define PCI_DEVICE_ID_INTEL_BSW 0x22b7
#define PCI_DEVICE_ID_INTEL_GLK 0x31aa
-#define PCI_DEVICE_ID_INTEL_CNPLP 0x9dee
-#define PCI_DEVICE_ID_INTEL_CNPH 0xa36e
-#define PCI_DEVICE_ID_INTEL_CNPV 0xa3b0
#define PCI_DEVICE_ID_INTEL_ICLLP 0x34ee
-#define PCI_DEVICE_ID_INTEL_EHL 0x4b7e
-#define PCI_DEVICE_ID_INTEL_TGPLP 0xa0ee
#define PCI_DEVICE_ID_INTEL_TGPH 0x43ee
-#define PCI_DEVICE_ID_INTEL_JSP 0x4dee
-#define PCI_DEVICE_ID_INTEL_WCL 0x4d7e
#define PCI_DEVICE_ID_INTEL_ADL 0x460e
-#define PCI_DEVICE_ID_INTEL_ADL_PCH 0x51ee
#define PCI_DEVICE_ID_INTEL_ADLN 0x465e
+#define PCI_DEVICE_ID_INTEL_EHL 0x4b7e
+#define PCI_DEVICE_ID_INTEL_WCL 0x4d7e
+#define PCI_DEVICE_ID_INTEL_JSP 0x4dee
+#define PCI_DEVICE_ID_INTEL_ADL_PCH 0x51ee
#define PCI_DEVICE_ID_INTEL_ADLN_PCH 0x54ee
-#define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1
-#define PCI_DEVICE_ID_INTEL_RPL 0xa70e
+#define PCI_DEVICE_ID_INTEL_APL 0x5aaa
+#define PCI_DEVICE_ID_INTEL_NVLS_PCH 0x6e6f
+#define PCI_DEVICE_ID_INTEL_ARLH_PCH 0x777e
#define PCI_DEVICE_ID_INTEL_RPLS 0x7a61
+#define PCI_DEVICE_ID_INTEL_MTL 0x7e7e
+#define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1
#define PCI_DEVICE_ID_INTEL_MTLM 0x7eb1
#define PCI_DEVICE_ID_INTEL_MTLP 0x7ec1
#define PCI_DEVICE_ID_INTEL_MTLS 0x7f6f
-#define PCI_DEVICE_ID_INTEL_MTL 0x7e7e
-#define PCI_DEVICE_ID_INTEL_ARLH_PCH 0x777e
#define PCI_DEVICE_ID_INTEL_TGL 0x9a15
+#define PCI_DEVICE_ID_INTEL_SPTLP 0x9d30
+#define PCI_DEVICE_ID_INTEL_CNPLP 0x9dee
+#define PCI_DEVICE_ID_INTEL_TGPLP 0xa0ee
+#define PCI_DEVICE_ID_INTEL_SPTH 0xa130
+#define PCI_DEVICE_ID_INTEL_KBP 0xa2b0
+#define PCI_DEVICE_ID_INTEL_CNPH 0xa36e
+#define PCI_DEVICE_ID_INTEL_CNPV 0xa3b0
+#define PCI_DEVICE_ID_INTEL_RPL 0xa70e
#define PCI_DEVICE_ID_INTEL_PTLH 0xe332
#define PCI_DEVICE_ID_INTEL_PTLH_PCH 0xe37e
#define PCI_DEVICE_ID_INTEL_PTLU 0xe432
@@ -412,40 +413,41 @@ static void dwc3_pci_remove(struct pci_dev *pci)
}
static const struct pci_device_id dwc3_pci_id_table[] = {
- { PCI_DEVICE_DATA(INTEL, BSW, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, BYT, &dwc3_pci_intel_byt_swnode) },
- { PCI_DEVICE_DATA(INTEL, MRFLD, &dwc3_pci_intel_mrfld_swnode) },
{ PCI_DEVICE_DATA(INTEL, CMLLP, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, CMLH, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, SPTLP, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, SPTH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, BXT, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, BYT, &dwc3_pci_intel_byt_swnode) },
+ { PCI_DEVICE_DATA(INTEL, MRFLD, &dwc3_pci_intel_mrfld_swnode) },
{ PCI_DEVICE_DATA(INTEL, BXT_M, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, APL, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, KBP, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, BSW, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, GLK, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, CNPLP, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, CNPH, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, CNPV, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ICLLP, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, EHL, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, TGPLP, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, TGPH, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, JSP, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, WCL, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ADL, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, ADL_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ADLN, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, EHL, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, WCL, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, JSP, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, ADL_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, ADLN_PCH, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, ADLS, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, RPL, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, APL, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, NVLS_PCH, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, ARLH_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, RPLS, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, MTL, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, ADLS, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, MTLM, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, MTLP, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, MTL, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, MTLS, &dwc3_pci_intel_swnode) },
- { PCI_DEVICE_DATA(INTEL, ARLH_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, TGL, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, SPTLP, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, CNPLP, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, TGPLP, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, SPTH, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, KBP, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, CNPH, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, CNPV, &dwc3_pci_intel_swnode) },
+ { PCI_DEVICE_DATA(INTEL, RPL, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, PTLH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, PTLH_PCH, &dwc3_pci_intel_swnode) },
{ PCI_DEVICE_DATA(INTEL, PTLU, &dwc3_pci_intel_swnode) },
diff --git a/drivers/usb/dwc3/ep0.c b/drivers/usb/dwc3/ep0.c
index b4229aa13f37..e0bad5708664 100644
--- a/drivers/usb/dwc3/ep0.c
+++ b/drivers/usb/dwc3/ep0.c
@@ -94,6 +94,7 @@ static int __dwc3_gadget_ep0_queue(struct dwc3_ep *dep,
req->request.actual = 0;
req->request.status = -EINPROGRESS;
req->epnum = dep->number;
+ req->status = DWC3_REQUEST_STATUS_QUEUED;
list_add_tail(&req->list, &dep->pending_list);
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 6f18b4840a25..5e4997f974dd 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -228,6 +228,13 @@ void dwc3_gadget_giveback(struct dwc3_ep *dep, struct dwc3_request *req,
{
struct dwc3 *dwc = dep->dwc;
+ /*
+ * The request might have been processed and completed while the
+ * spinlock was released. Skip processing if already completed.
+ */
+ if (req->status == DWC3_REQUEST_STATUS_COMPLETED)
+ return;
+
dwc3_gadget_del_and_unmap_request(dep, req, status);
req->status = DWC3_REQUEST_STATUS_COMPLETED;