From: "Guomin Jiang" <guomin.jiang@intel.com>
To: devel@edk2.groups.io
Cc: Jian J Wang <jian.j.wang@intel.com>,
Hao A Wu <hao.a.wu@intel.com>, Ray Ni <ray.ni@intel.com>
Subject: [PATCH] MdeModulePkg/UsbBusDxe: Rebuild the description table after Reset Device
Date: Sat, 25 Apr 2020 09:36:20 +0800 [thread overview]
Message-ID: <20200425013620.1159-1-guomin.jiang@intel.com> (raw)
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 | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
index 4b4915c019..9f2d2cc87f 100644
--- a/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
+++ b/MdeModulePkg/Bus/Usb/UsbBusDxe/UsbBus.c
@@ -869,6 +869,11 @@ UsbIoPortReset (
DEBUG (( EFI_D_INFO, "UsbIoPortReset: device is now ADDRESSED at %d\n", Dev->Address));
+ //
+ // The description will be invalid after reset, should rebuild it as well.
+ //
+ UsbBuildDescTable (Dev);
+
//
// Reset the current active configure, after this device
// is in CONFIGURED state.
--
2.25.1.windows.1
next reply other threads:[~2020-04-25 1:36 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-04-25 1:36 Guomin Jiang [this message]
2020-04-26 5:09 ` [PATCH] MdeModulePkg/UsbBusDxe: Rebuild the description table after Reset Device Wu, Hao A
2020-04-26 5:12 ` [edk2-devel] " Wu, Hao A
2020-04-26 6:43 ` Guomin Jiang
2020-04-26 8:03 ` Wu, Hao A
2020-04-26 13:04 ` Guomin Jiang
2020-04-27 1:36 ` Wu, Hao A
2020-04-28 1:03 ` Jeremy Linton
2020-04-28 1:14 ` Guomin Jiang
2020-04-28 2:31 ` Jeremy Linton
2020-04-28 3:22 ` Guomin Jiang
[not found] ` <1609DDC63BB4AEBF.19313@groups.io>
2020-04-30 9:47 ` Guomin Jiang
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