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Mon, 7 Dec 2020 04:31:01 -0500 (EST) Date: Mon, 7 Dec 2020 10:31:00 +0100 From: Maxime Ripard To: Dave Stevenson Subject: Re: [PATCH v2] drm/vc4: hdmi: Don't poll for the infoframes status on setup Message-ID: <20201207093100.6yllqslkih2cvz3t@gilmour> References: <20201203074624.721559-1-maxime@cerno.tech> MIME-Version: 1.0 In-Reply-To: X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201207_043104_523116_18FE7CA1 X-CRM114-Status: GOOD ( 17.86 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: David Airlie , Maarten Lankhorst , DRI Development , Eric Anholt , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Thomas Zimmermann , Daniel Vetter , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============0910105409469715522==" Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org --===============0910105409469715522== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="3z4qyihwdqkje5gn" Content-Disposition: inline --3z4qyihwdqkje5gn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Dec 04, 2020 at 03:36:11PM +0000, Dave Stevenson wrote: > Hi Maxime >=20 > On Thu, 3 Dec 2020 at 07:46, Maxime Ripard wrote: > > > > The infoframes are sent at a regular interval as a data island packet, > > so we don't need to wait for them to be sent when we're setting them up. > > > > However, we do need to poll when we're enabling since the we can't > > update the packet RAM until it has been sent. > > > > Let's add a boolean flag to tell whether we want to poll or not to > > support both cases. > > > > Suggested-by: Dave Stevenson > > Signed-off-by: Maxime Ripard >=20 > That looks like it should do what was intended - thanks. >=20 > Reviewed-by: Dave Stevenson Applied, thanks! Maxime --3z4qyihwdqkje5gn Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCX832UwAKCRDj7w1vZxhR xfFYAQDlKP9Rc8Cbh5nu3dOGwLLbX7IxgbNuCrZk/1+HDezGOQEA1qSasZH3P6g0 KPA2XoqE6jnhgfe1Iq1vPQDL/98pEwU= =spUr -----END PGP SIGNATURE----- --3z4qyihwdqkje5gn-- --===============0910105409469715522== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel --===============0910105409469715522==-- 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 X-Spam-Level: X-Spam-Status: No, score=-8.5 required=3.0 tests=BAYES_00,DKIM_INVALID, DKIM_SIGNED,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E9EB6C433FE for ; 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Mon, 7 Dec 2020 04:31:01 -0500 (EST) Date: Mon, 7 Dec 2020 10:31:00 +0100 From: Maxime Ripard To: Dave Stevenson Subject: Re: [PATCH v2] drm/vc4: hdmi: Don't poll for the infoframes status on setup Message-ID: <20201207093100.6yllqslkih2cvz3t@gilmour> References: <20201203074624.721559-1-maxime@cerno.tech> MIME-Version: 1.0 In-Reply-To: X-Mailman-Approved-At: Tue, 08 Dec 2020 08:32:06 +0000 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: David Airlie , DRI Development , bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, Thomas Zimmermann , Daniel Vetter , linux-arm-kernel@lists.infradead.org Content-Type: multipart/mixed; boundary="===============0099907335==" Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" --===============0099907335== Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="3z4qyihwdqkje5gn" Content-Disposition: inline --3z4qyihwdqkje5gn Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri, Dec 04, 2020 at 03:36:11PM +0000, Dave Stevenson wrote: > Hi Maxime >=20 > On Thu, 3 Dec 2020 at 07:46, Maxime Ripard wrote: > > > > The infoframes are sent at a regular interval as a data island packet, > > so we don't need to wait for them to be sent when we're setting them up. > > > > However, we do need to poll when we're enabling since the we can't > > update the packet RAM until it has been sent. > > > > Let's add a boolean flag to tell whether we want to poll or not to > > support both cases. > > > > Suggested-by: Dave Stevenson > > Signed-off-by: Maxime Ripard >=20 > That looks like it should do what was intended - thanks. >=20 > Reviewed-by: Dave Stevenson Applied, thanks! Maxime --3z4qyihwdqkje5gn Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRcEzekXsqa64kGDp7j7w1vZxhRxQUCX832UwAKCRDj7w1vZxhR xfFYAQDlKP9Rc8Cbh5nu3dOGwLLbX7IxgbNuCrZk/1+HDezGOQEA1qSasZH3P6g0 KPA2XoqE6jnhgfe1Iq1vPQDL/98pEwU= =spUr -----END PGP SIGNATURE----- --3z4qyihwdqkje5gn-- --===============0099907335== Content-Type: text/plain; charset="us-ascii" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit Content-Disposition: inline _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel --===============0099907335==--