Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx

[PATCH 00/16 v9] omap 8250 based uart + DMA · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Nicolas Schichan <hidden> · 2015-02-09
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Peter Hurley <hidden> · 2015-02-09
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2015-02-10
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Nicolas Schichan <hidden> · 2015-02-10
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Peter Hurley <hidden> · 2015-02-10
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Peter Hurley <hidden> · 2015-02-11
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Tony Lindgren <tony@atomide.com> · 2015-02-11
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Peter Hurley <hidden> · 2015-02-11
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2015-02-12
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Russell King - ARM Linux <hidden> · 2015-02-12
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Peter Hurley <hidden> · 2015-02-12
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2015-02-12
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Peter Hurley <hidden> · 2015-02-12
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2015-02-12
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2015-02-13
Re: [PATCH 03/16] tty: serial: 8250_core: read only RX if there is something in the FIFO · Russell King - ARM Linux <hidden> · 2015-02-13
[PATCH] serial: 8250: Revert "tty: serial: 8250_core: read only RX if there is something in the FIFO" · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2015-02-15
Re: [PATCH] serial: 8250: Revert "tty: serial: 8250_core: read only RX if there is something in the FIFO" · Tony Lindgren <tony@atomide.com> · 2015-05-12
[PATCH 07/16] tty: serial: 8250_dma: handle error on TX submit · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 02/16] tty: serial: 8250_core: add run time pm · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 02/16] tty: serial: 8250_core: add run time pm · Frans Klaver <hidden> · 2014-09-29
Re: [PATCH 02/16] tty: serial: 8250_core: add run time pm · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-29
[PATCH 01/16] tty: serial: 8250_core: allow to set ->throttle / ->unthrottle callbacks · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 05/16] tty: serial: 8250_core: remove UART_IER_RDI in serial8250_stop_rx() · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 05/16] tty: serial: 8250_core: remove UART_IER_RDI in serial8250_stop_rx() · Heikki Krogerus <heikki.krogerus@linux.intel.com> · 2014-09-11
[PATCH 06/16] tty: serial: Add 8250-core based omap driver · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 06/16] tty: serial: Add 8250-core based omap driver · Peter Hurley <hidden> · 2014-09-11
Re: [PATCH 06/16] tty: serial: Add 8250-core based omap driver · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-16
Re: [PATCH 06/16] tty: serial: Add 8250-core based omap driver · Frans Klaver <hidden> · 2014-09-29
Re: [PATCH 06/16] tty: serial: Add 8250-core based omap driver · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-29
Re: [PATCH 06/16] tty: serial: Add 8250-core based omap driver · Frans Klaver <hidden> · 2014-09-29
[PATCH 04/16] tty: serial: 8250_core: use the ->line argument as a hint in serial8250_find_match_or_unused() · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Heikki Krogerus <heikki.krogerus@linux.intel.com> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Peter Hurley <hidden> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Peter Hurley <hidden> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-15
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-16
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Peter Hurley <hidden> · 2014-09-17
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-17
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-29
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-11
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-12
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-12
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-12
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-12
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-15
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-16
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-16
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-16
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-17
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-21
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-22
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-24
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-25
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-25
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-29
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-29
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-29
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-09-30
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-10-02
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Frans Klaver <hidden> · 2014-10-13
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Peter Hurley <hidden> · 2014-09-23
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-24
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-25
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Peter Hurley <hidden> · 2014-09-25
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-25
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-17
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Heikki Krogerus <heikki.krogerus@linux.intel.com> · 2014-09-19
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-19
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Peter Hurley <hidden> · 2014-09-19
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Heikki Krogerus <heikki.krogerus@linux.intel.com> · 2014-09-22
Re: [PATCH 09/16] tty: serial: 8250_dma: Add a TX trigger workaround for AM33xx · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-25
[PATCH 08/16] tty: serial: 8250_dma: enqueue RX dma again on completion. · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 16/16] tty: serial: 8250: omap: add dma support · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 10/16] tty: serial: 8250_dma: optimize the xmit path due to UART_BUG_DMA_TX · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 13/16] tty: serial: 8250_dma: add pm runtime · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 13/16] tty: serial: 8250_dma: add pm runtime · Frans Klaver <hidden> · 2014-09-29
Re: [PATCH 13/16] tty: serial: 8250_dma: add pm runtime · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-29
[PATCH 15/16] arm: dts: dra7: add DMA properties for UART · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 12/16] tty: serial: 8250_dma: handle the UART RDI event while DMA remains idle · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 12/16] tty: serial: 8250_dma: handle the UART RDI event while DMA remains idle · Frans Klaver <hidden> · 2014-09-29
[PATCH 14/16] arm: dts: am33xx: add DMA properties for UART · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
[PATCH 11/16] tty: serial: 8250_dma: keep own book keeping about RX transfers · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-10
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Tony Lindgren <tony@atomide.com> · 2014-09-12
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-15
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-16
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Tony Lindgren <tony@atomide.com> · 2014-09-16
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Tony Lindgren <tony@atomide.com> · 2014-09-16
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Sebastian Andrzej Siewior <bigeasy@linutronix.de> · 2014-09-17
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Sebastian Andrzej Siewior <hidden> · 2014-09-17
Re: [PATCH 00/16 v9] omap 8250 based uart + DMA · Greg KH <gregkh@linuxfoundation.org> · 2014-09-26

From: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: 2014-09-11 16:04:41
Also in: linux-arm-kernel, linux-omap, lkml

On 09/11/2014 05:11 PM, Frans Klaver wrote:

I can still reproduce it on am335x. I can get out of it as soon as
something else gets written to the console though.

# echo "<3>something" >/dev/kmsg

Is this to stall it or to get out of it?

Frans

Sebastian

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