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MdeModulePkg/UsbMass: Revert POWER_ON(29h) ASC handling logic

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This reverts commit 6461344c31.
* MdeModulePkg/UsbMass: Fix hot-plug USB CDROM can't be recognized

UsbBootExecCmd() only calls UsbBootRequestSense() to get sense key
when CMD fails.
When POWER ON (29h) ASC returns from REQUEST SENSE, implementation
should retry the CMD, instead of treating this as a SUCCESS.

Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Ruiyu Ni <ruiyu.ni@intel.com>
Reviewed-by: Star Zeng <star.zeng@intel.com>
This commit is contained in:
Ruiyu Ni
2018-03-02 17:29:56 +08:00
parent 27db236ac2
commit 1bc5d2b3c7
2 changed files with 1 additions and 4 deletions
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2
MdeModulePkg/Bus/Usb/UsbMassStorageDxe/UsbMassBoot.c
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@@ -124,8 +124,6 @@ UsbBootRequestSense (
Status = EFI_NOT_READY;
} else if (SenseData.Asc == USB_BOOT_ASC_NO_MEDIA) {
Status = EFI_NOT_READY;
} else if (SenseData.Asc == USB_BOOT_ASC_POWER_ON) {
Status = EFI_SUCCESS;
}
break;