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[2620:137:e000::1:20]) by mx.google.com with ESMTP id qa6-20020a170907868600b00947f88802d6si1062503ejc.974.2023.04.05.05.55.34; Wed, 05 Apr 2023 05:56:21 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=GFzZBYmR; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237804AbjDEMok (ORCPT + 99 others); Wed, 5 Apr 2023 08:44:40 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53420 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237982AbjDEMoi (ORCPT ); Wed, 5 Apr 2023 08:44:38 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [IPv6:2604:1380:4641:c500::1]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3453C1BC1 for ; Wed, 5 Apr 2023 05:44:37 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id BE567621B8 for ; Wed, 5 Apr 2023 12:44:36 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 27DB1C433EF; Wed, 5 Apr 2023 12:44:32 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1680698676; bh=T8/RXs3yXPQqX3RzNRz5sLD+ny4FJMMc6afxAEiRi/4=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=GFzZBYmREyn4y0ESQunHejKqMvoQMlsw06ozZIOFVnz5KvqR6Skl48sqrYQpuWw9S Qh6xB5E4tvl/pF+rkIUyCXXzLVR8M+IBld+loZ0OeaTyhWsS1TPg0MLtRj2wXmux1w /DGrm1o3qk8FBJIxd049FG1JY1XwTaY3CoqWVf46HPlQaxfNJ/+TBOHmVyembtLuY9 C8DaMfhJuqrs3zj233ztYg7+fs7gfkpr0QB5zHM1tsmzAe+ygxSt71E8wWpwl1JpBQ WmpesN6ddje/7NmstnlqaIGwWLYWq5IERGHdLu6oeam+6BRF4rBKHLCtsCM722v3C0 70BC962BNxCwA== From: rfoss@kernel.org To: Douglas Anderson , Jernej Skrabec , Jonas Karlman , Laurent Pinchart , Neil Armstrong , Pin-yen Lin , Andrzej Hajda Cc: Robert Foss , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, Daniel Vetter , David Airlie Subject: Re: [PATCH] drm/bridge: ps8640: Use constant sleep time for polling hpd Date: Wed, 5 Apr 2023 14:44:29 +0200 Message-Id: <168069863327.3876648.15304782439765709083.b4-ty@kernel.org> X-Mailer: git-send-email 2.39.2 In-Reply-To: <20230331030204.1179524-1-treapking@chromium.org> References: <20230331030204.1179524-1-treapking@chromium.org> MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 8bit X-Spam-Status: No, score=-2.5 required=5.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_MED,SPF_HELO_NONE, SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Robert Foss On Fri, 31 Mar 2023 11:02:04 +0800, Pin-yen Lin wrote: > The default hpd_wait_us in panel_edp.c is 2 seconds. This makes the > sleep time in the polling of _ps8640_wait_hpd_asserted become 200ms. > Change it to a constant 20ms to speed up the function. > > Applied, thanks! [1/1] drm/bridge: ps8640: Use constant sleep time for polling hpd https://cgit.freedesktop.org/drm/drm-misc/commit/?id=4224011374d1 Rob