public inbox for devel@edk2.groups.io
 help / color / mirror / Atom feed
* [PATCH v2] MdeModulePkg/UsbBusDxe: Rebuild the description table after Reset Device
@ 2020-04-26  7:24 Guomin Jiang
  0 siblings, 0 replies; only message in thread
From: Guomin Jiang @ 2020-04-26  7:24 UTC (permalink / raw)
  To: devel; +Cc: Jian J Wang, Hao A Wu, Ray Ni

REF: https://bugzilla.tianocore.org/show_bug.cgi?id=2694

When the USB fail and then Reset Device, it should rebuild description.

Signed-off-by: Guomin Jiang <guomin.jiang@intel.com>
Cc: Jian J Wang <jian.j.wang@intel.com>
Cc: Hao A Wu <hao.a.wu@intel.com>
Cc: Ray Ni <ray.ni@intel.com>
---
 MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
index 4b4915c019..90548da38b 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
@@ -869,6 +869,18 @@ UsbIoPortReset (
 
   DEBUG (( EFI_D_INFO, "UsbIoPortReset: device is now ADDRESSED at %d\n", Dev->Address));
 
+  Status = UsbGetMaxPacketSize0 (Dev);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "UsbIoPortRest: Fail to get max packet size - %r\n", Status));
+    goto ON_EXIT;
+  }
+
+  Status = UsbBuildDescTable (Dev);
+  if (EFI_ERROR (Status)) {
+    DEBUG ((DEBUG_ERROR, "UsbIoPortRest: Fail to build description table - %r\n", Status));
+    goto ON_EXIT;
+  }
+
   //
   // Reset the current active configure, after this device
   // is in CONFIGURED state.
-- 
2.25.1.windows.1


^ permalink raw reply related	[flat|nested] only message in thread

only message in thread, other threads:[~2020-04-26  7:24 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2020-04-26  7:24 [PATCH v2] MdeModulePkg/UsbBusDxe: Rebuild the description table after Reset Device Guomin Jiang

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox