Messages in this thread | | | Subject | Re: [PATCH] media: docs-rst: Clarify duration of LP-11 mode | From | Steve Longerbeam <> | Date | Mon, 12 Aug 2019 14:39:45 -0700 |
| |
Hi Ian,
On 8/12/19 1:53 AM, Ian Arkver wrote: > Hi Steve, > > On 11/08/2019 18:36, Steve Longerbeam wrote: >> Add a sentence that makes it more clear when the CSI-2 transmitter >> must, if possible, exit LP-11 mode. That is, maintain LP-11 mode >> until stream on, at which point the transmitter activates the clock >> lane and transition to HS mode. >> >> Signed-off-by: Steve Longerbeam <slongerbeam@gmail.com> >> --- >> Documentation/media/kapi/csi2.rst | 10 +++++++--- >> 1 file changed, 7 insertions(+), 3 deletions(-) >> >> diff --git a/Documentation/media/kapi/csi2.rst >> b/Documentation/media/kapi/csi2.rst >> index a7e75e2eba85..6cd1d4b0df17 100644 >> --- a/Documentation/media/kapi/csi2.rst >> +++ b/Documentation/media/kapi/csi2.rst >> @@ -49,9 +49,13 @@ where >> The transmitter drivers must, if possible, configure the CSI-2 >> transmitter to *LP-11 mode* whenever the transmitter is powered on but >> -not active. Some transmitters do this automatically but some have to >> -be explicitly programmed to do so, and some are unable to do so >> -altogether due to hardware constraints. >> +not active, and maintain *LP-11 mode* until stream on. Only until > > s/until/at/ perhaps?
Sure, that's a bit better language.
Steve
> > Regards, > Ian >> +stream on should the transmitter activate the clock on the clock lane >> +and transition to *HS mode*. >> + >> +Some transmitters do this automatically but some have to be explicitly >> +programmed to do so, and some are unable to do so altogether due to >> +hardware constraints. >> Stopping the transmitter >> ^^^^^^^^^^^^^^^^^^^^^^^^ >>
| |