linux-input.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Jiri Kosina <jkosina@suse.cz>
To: "Michal Malý" <madcatxster@prifuk.cz>
Cc: Simon Wood <simon@mungewell.org>,
	Dmitry Torokhov <dmitry.torokhov@gmail.com>,
	linux-input@vger.kernel.org
Subject: Re: [PATCH 2/5] Port hid-lg4ff to ff-memless-next
Date: Thu, 20 Feb 2014 16:16:52 +0100 (CET)	[thread overview]
Message-ID: <alpine.LNX.2.00.1402201616270.1192@pobox.suse.cz> (raw)
In-Reply-To: <7140464.ckcuvrghVW@geidi-prime>

On Wed, 5 Feb 2014, Michal Malý wrote:

> > > We need to think carefully on this as a '+10' combined with '-10' force
> > > will result in '0'; however we do not want to deactivate the wheel
> > > (no-resistance mode) as this will result in 'ticking' on the wheel as
> > > force transitions through 0.... ideally we'd need to know that there are
> > > no forces set.
> > 
> > No problem Simon, this is thought about:
> > If forces are active, and they cancel out, hid_lg4ff_start_combined is
> > called with 0 force (scaled_x = 0x80), instead of hid_lg4ff_stop_combined
> > as you assumed.
> 
> Okay, so to set things straight: I should modify to patch to send 0x13 when 
> the effect is fully stopped and use 0x11 0x80 to only zeroize the force when 
> the overall force is zero? My DFP doesn't differentiate between these states 
> so I cannot tell what is the right thing to do.

Has there been any conclusion to this, please?

-- 
Jiri Kosina
SUSE Labs
--
To unsubscribe from this list: send the line "unsubscribe linux-input" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

  reply	other threads:[~2014-02-20 15:16 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2014-02-04 22:06 [PATCH 0/5] Add ff-memless-next and make hid-lg4ff use it Michal Malý
2014-02-04 22:10 ` [PATCH 1/5] Add ff-memless-next Michal Malý
2014-02-04 22:11   ` [PATCH 2/5] Port hid-lg4ff to ff-memless-next Michal Malý
2014-02-04 22:12     ` [PATCH 3/5] Add support for periodic effects in hid-lg4ff Michal Malý
2014-02-04 22:13       ` [PATCH 4/5] Add support for ramp effect " Michal Malý
2014-02-04 22:14         ` [PATCH 5/5] Remove the note that no driver currently uses ff-memless-next Michal Malý
     [not found]     ` <CADbOyBS8C+OR5D6EhNCY4O-nMsb5XXdHmkN+8wzj=vT7kXy4pw@mail.gmail.com>
2014-02-04 23:54       ` [PATCH 2/5] Port hid-lg4ff to ff-memless-next Michal Malý
2014-02-05  0:03         ` Michal Malý
2014-02-05  0:08           ` simon
     [not found]             ` <CADbOyBSXKvRpTB-3NezDhFwggrD7i7qS9e6Aa4JWUe_BynVH3g@mail.gmail.com>
2014-02-05  9:35               ` Michal Malý
2014-02-20 15:16                 ` Jiri Kosina [this message]
2014-02-20 15:32                   ` Michal Malý

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=alpine.LNX.2.00.1402201616270.1192@pobox.suse.cz \
    --to=jkosina@suse.cz \
    --cc=dmitry.torokhov@gmail.com \
    --cc=linux-input@vger.kernel.org \
    --cc=madcatxster@prifuk.cz \
    --cc=simon@mungewell.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).