From: Thinh Nguyen <Thinh.Nguyen@synopsys.com>
To: Felipe Balbi <balbi@kernel.org>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Thinh Nguyen <Thinh.Nguyen@synopsys.com>,
linux-usb@vger.kernel.org
Cc: John Youn <John.Youn@synopsys.com>
Subject: [PATCH v2 0/3] usb: dwc3: gadget: Improve END_TRANSFER handling
Date: Wed, 18 Dec 2019 18:14:37 -0800 [thread overview]
Message-ID: <cover.1576715470.git.thinhn@synopsys.com> (raw)
This patch series improves the handling of the END_TRANSFER command:
1) Don't issue multiple END_TRANSFER commands while the previous hasn't
completed
2) Don't issue START_TRANSFER command while END_TRANSFER hasn't completed
3) Remove arbitrary 100us delay
Changes in v2:
- Remove unused variable
Thinh Nguyen (3):
usb: dwc3: gadget: Check END_TRANSFER completion
usb: dwc3: gadget: Delay starting transfer
usb: dwc3: gadget: Remove END_TRANSFER delay
drivers/usb/dwc3/core.h | 2 ++
drivers/usb/dwc3/ep0.c | 4 +++-
drivers/usb/dwc3/gadget.c | 35 +++++++++++++++++++++--------------
3 files changed, 26 insertions(+), 15 deletions(-)
--
2.11.0
next reply other threads:[~2019-12-19 2:14 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-19 2:14 Thinh Nguyen [this message]
2019-12-19 2:14 ` [PATCH v2 1/3] usb: dwc3: gadget: Check END_TRANSFER completion Thinh Nguyen
2019-12-19 2:14 ` [PATCH v2 2/3] usb: dwc3: gadget: Delay starting transfer Thinh Nguyen
2019-12-19 2:14 ` [PATCH v2 3/3] usb: dwc3: gadget: Remove END_TRANSFER delay Thinh Nguyen
2020-01-09 11:30 ` [PATCH v2 0/3] usb: dwc3: gadget: Improve END_TRANSFER handling Felipe Balbi
2020-01-09 19:31 ` Thinh Nguyen
2020-01-15 8:52 ` Felipe Balbi
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