Xu Yang af1d1d3e4e usb: chipidea: udc: handle USB Error Interrupt if IOC not set
[ Upstream commit 548f48b66c0c5d4b9795a55f304b7298cde2a025 ]

As per USBSTS register description about UEI:

  When completion of a USB transaction results in an error condition, this
  bit is set by the Host/Device Controller. This bit is set along with the
  USBINT bit, if the TD on which the error interrupt occurred also had its
  interrupt on complete (IOC) bit set.

UI is set only when IOC set. Add checking UEI to fix miss call
isr_tr_complete_handler() when IOC have not set and transfer error happen.

Acked-by: Peter Chen <peter.chen@kernel.com>
Signed-off-by: Xu Yang <xu.yang_2@nxp.com>
Link: https://lore.kernel.org/r/20240926022906.473319-1-xu.yang_2@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
2024-12-14 19:54:48 +01:00
2024-12-14 19:53:51 +01:00
2024-12-14 19:54:40 +01:00
2022-09-28 09:02:20 +02:00
2024-11-22 15:37:35 +01:00

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.
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