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Message-ID: <20120117154123.GA13296@suse.de> Date: Tue, 17 Jan 2012 07:41:23 -0800 From: Greg KH <gregkh@...e.de> To: Shreshtha Kumar SAHU <shreshthakumar.sahu@...ricsson.com> Cc: linux-serial@...r.kernel.org, rmk+kernel@....linux.org.uk, linux-kernel@...r.kernel.org Subject: Re: [PATCH] amba-pl011: do not disable RTS during shutdown On Tue, Jan 17, 2012 at 03:59:49PM +0530, Shreshtha Kumar SAHU wrote: > From: Shreshtha Kumar Sahu <shreshthakumar.sahu@...ricsson.com> > > In present driver, shutdown clears RTS in CR register. But the > documentation "Documentation/serial/driver" suggests not to > disable RTS in shutdown(). Also RTS is preserved between shutdown > and startup calls, i.e. it is restored in startup if it was enabled > during shutdown. So that if autorts is set and RTS is set using > pl011_set_mctrl then it should continue even after shutdown->startup > sequence. And hence during set_termios it will enable RTS only if RTS > bit is set in UARTx_CR register. For throttling/unthrottling user > should call pl011_set_mctrl. > > Change-Id: I743f33fb10e7e655657cd5dae1ec585e914a65bc What is this field, and why would we want it in the kernel.org changelogs? Please remove it. Same goes for your other patch. greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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