From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id A7BC7C433EF for ; Wed, 10 Nov 2021 06:28:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8248F61179 for ; Wed, 10 Nov 2021 06:28:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S230050AbhKJGbJ (ORCPT ); Wed, 10 Nov 2021 01:31:09 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:45248 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229731AbhKJGbJ (ORCPT ); Wed, 10 Nov 2021 01:31:09 -0500 Received: from mail-pj1-x1034.google.com (mail-pj1-x1034.google.com [IPv6:2607:f8b0:4864:20::1034]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 4A3A6C061764 for ; Tue, 9 Nov 2021 22:28:22 -0800 (PST) Received: by mail-pj1-x1034.google.com with SMTP id nh10-20020a17090b364a00b001a69adad5ebso771446pjb.2 for ; Tue, 09 Nov 2021 22:28:22 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=7tG2gw9xhcYwKB+fq01PpM24VHkYZi1b8eOjBvQVVBs=; b=O3K7XV6SdV2UwpO668NoGL1TtMrAwfatuoiL5aikHauoF6zQrsnBU4sxKW4jVwU0md 7S61L6HuVS6W60LlnPw2iHlcMaYH82y2pzrlSNluLby+Ff9fYRlB/oYqysy0EoiVPTQ9 tSfAJeG4hwdGW4DYWWiopLfV6HSjcxRDVEjglb3qPWOE6n7qlsHz14pxaze/d9eylLux 2hX7+afnwnO4FWHR7BJBi5Emb6MZcUaRXsw5Ec0Juv5W4mpzNQFMzOUmLqtSpQIcqK+/ ROagTfX4fdzXPb2todzD47Y9iWVXl/YalrXIoHP7U+X2/0Gs9REC3j3Dyza67XV7eUVw 1hhw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=7tG2gw9xhcYwKB+fq01PpM24VHkYZi1b8eOjBvQVVBs=; b=xMVM92nnGuZxD7GMgN3fMf7sfi9aN4tDbl5dJ/NeTyx/yvMFSSpedmiNkaXpcbFzmi 9u72rRg7ANu2C5zer1Z2oR8rLiYv5LCbEA5AZ0E54jZdjJYbn6t3Rk1z6ubplK8CosBq 7DEuUHSDbvfDV5+nv2bnWIKq1oSF4goxUK+QsLU/OC3mrUuq2OO2GUXdLrA4IU3HKKFf n+ZQNEj7KLNQF1vudU3QfT2FWOpZs8HiuSiRcjRqceDP8xmlSkPpFBFbP1DbBv9W9s9O pxLuWKGqkCdP94jNDqM0lOxR4wBupq5KJHmxcJGA9Zk/0Wij8jf+dXpoNKa6i+BnrpeQ 99qg== X-Gm-Message-State: AOAM533o2DuwSZgmakv3CEbrW+bJiY7zwYYTjkh97Lol/6wEymTw8n8q cHhu5fMIDM4SeguQa8RHN7tomMd0cq0= X-Google-Smtp-Source: ABdhPJxIcV0ovGsP6IU1cSpQaWf1qyHIDOVVqMXiqBAGlP2iL/3U9MOxzJN7mrit8ahyDQz9BAq7jg== X-Received: by 2002:a17:90a:1b4d:: with SMTP id q71mr13875926pjq.29.1636525701725; Tue, 09 Nov 2021 22:28:21 -0800 (PST) Received: from google.com ([2620:15c:202:201:b345:ee3a:151d:b1d1]) by smtp.gmail.com with ESMTPSA id a26sm10663247pfh.161.2021.11.09.22.28.20 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 09 Nov 2021 22:28:20 -0800 (PST) Date: Tue, 9 Nov 2021 22:28:18 -0800 From: Dmitry Torokhov To: Marek Vasut Cc: linux-input@vger.kernel.org, Joe Hung , Luca Hsu Subject: Re: [PATCH] Input: ili210x - Reduce sample period to 15ms Message-ID: References: <20211108114145.84118-1-marex@denx.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20211108114145.84118-1-marex@denx.de> Precedence: bulk List-ID: X-Mailing-List: linux-input@vger.kernel.org On Mon, Nov 08, 2021 at 12:41:45PM +0100, Marek Vasut wrote: > Modern devices may redraw display at 60 Hz, make sure we have one input > sample per one frame. Reduce sample period to 15ms, so we would get up > to 66.6 samples per second, although realistically with all the jitter > and extra scheduling wiggle room, we would end up just above 60 samples > per second. This should be a good compromise between sampling too often > and sampling too seldom. > > Signed-off-by: Marek Vasut > Cc: Dmitry Torokhov > Cc: Joe Hung > Cc: Luca Hsu Applied, thank you. -- Dmitry