From mboxrd@z Thu Jan 1 00:00:00 1970 From: Russell King - ARM Linux admin Subject: Re: [PATCHv9 2/2] drm: tda998x: set the connector info Date: Thu, 17 Oct 2019 09:11:44 +0100 Message-ID: <20191017081143.GA25745@shell.armlinux.org.uk> References: <20191017072842.16793-1-hverkuil-cisco@xs4all.nl> <20191017072842.16793-3-hverkuil-cisco@xs4all.nl> Mime-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Return-path: Received: from pandora.armlinux.org.uk (pandora.armlinux.org.uk [IPv6:2001:4d48:ad52:3201:214:fdff:fe10:1be6]) by gabe.freedesktop.org (Postfix) with ESMTPS id 8DB126E45C for ; Thu, 17 Oct 2019 08:11:55 +0000 (UTC) Content-Disposition: inline In-Reply-To: <20191017072842.16793-3-hverkuil-cisco@xs4all.nl> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" To: Hans Verkuil Cc: Dariusz Marcinkiewicz , Laurent Pinchart , dri-devel@lists.freedesktop.org, linux-media@vger.kernel.org List-Id: dri-devel@lists.freedesktop.org T24gVGh1LCBPY3QgMTcsIDIwMTkgYXQgMDk6Mjg6NDJBTSArMDIwMCwgSGFucyBWZXJrdWlsIHdy b3RlOgo+IEZyb206IERhcml1c3ogTWFyY2lua2lld2ljeiA8ZGFyZWttQGdvb2dsZS5jb20+Cj4g Cj4gRmlsbCBpbiB0aGUgY2VjX2Nvbm5lY3Rvcl9pbmZvIHdoZW4gY2FsbGluZyBjZWNfbm90aWZp ZXJfY29ubl9yZWdpc3RlcigpLgo+IAo+IFNpZ25lZC1vZmYtYnk6IERhcml1c3ogTWFyY2lua2ll d2ljeiA8ZGFyZWttQGdvb2dsZS5jb20+Cj4gVGVzdGVkLWJ5OiBIYW5zIFZlcmt1aWwgPGh2ZXJr dWlsLWNpc2NvQHhzNGFsbC5ubD4KPiBTaWduZWQtb2ZmLWJ5OiBIYW5zIFZlcmt1aWwgPGh2ZXJr dWlsLWNpc2NvQHhzNGFsbC5ubD4KPiAtLS0KPiAgZHJpdmVycy9ncHUvZHJtL2kyYy90ZGE5OTh4 X2Rydi5jIHwgMzMgKysrKysrKysrKysrKysrKysrKysrKystLS0tLS0tLQo+ICAxIGZpbGUgY2hh bmdlZCwgMjUgaW5zZXJ0aW9ucygrKSwgOCBkZWxldGlvbnMoLSkKPiAKPiBkaWZmIC0tZ2l0IGEv ZHJpdmVycy9ncHUvZHJtL2kyYy90ZGE5OTh4X2Rydi5jIGIvZHJpdmVycy9ncHUvZHJtL2kyYy90 ZGE5OTh4X2Rydi5jCj4gaW5kZXggZGRlOGRlY2I1MmE2Li5iMDYyMDg0MmZhM2EgMTAwNjQ0Cj4g 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HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY, SPF_HELO_NONE,SPF_PASS,UNWANTED_LANGUAGE_BODY,URIBL_BLOCKED,USER_AGENT_SANE_1 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 A1969FA372A for ; Thu, 17 Oct 2019 08:11:56 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5B70E2089C for ; Thu, 17 Oct 2019 08:11:56 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (2048-bit key) header.d=armlinux.org.uk header.i=@armlinux.org.uk header.b="dHhKeSLS" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2438529AbfJQILz (ORCPT ); Thu, 17 Oct 2019 04:11:55 -0400 Received: from pandora.armlinux.org.uk ([78.32.30.218]:42680 "EHLO pandora.armlinux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id 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esmtpsa (TLSv1.2:ECDHE-RSA-AES256-GCM-SHA384:256) (Exim 4.90_1) (envelope-from ) id 1iL0su-0007cp-BL; Thu, 17 Oct 2019 09:11:48 +0100 Received: from linux by shell.armlinux.org.uk with local (Exim 4.92) (envelope-from ) id 1iL0sq-00082l-3a; Thu, 17 Oct 2019 09:11:44 +0100 Date: Thu, 17 Oct 2019 09:11:44 +0100 From: Russell King - ARM Linux admin To: Hans Verkuil Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, Dariusz Marcinkiewicz , Daniel Vetter , Laurent Pinchart Subject: Re: [PATCHv9 2/2] drm: tda998x: set the connector info Message-ID: <20191017081143.GA25745@shell.armlinux.org.uk> References: <20191017072842.16793-1-hverkuil-cisco@xs4all.nl> <20191017072842.16793-3-hverkuil-cisco@xs4all.nl> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191017072842.16793-3-hverkuil-cisco@xs4all.nl> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org On Thu, Oct 17, 2019 at 09:28:42AM +0200, Hans Verkuil wrote: > From: Dariusz Marcinkiewicz > > Fill in the cec_connector_info when calling cec_notifier_conn_register(). > > Signed-off-by: Dariusz Marcinkiewicz > Tested-by: Hans Verkuil > Signed-off-by: Hans Verkuil > --- > drivers/gpu/drm/i2c/tda998x_drv.c | 33 +++++++++++++++++++++++-------- > 1 file changed, 25 insertions(+), 8 deletions(-) > > diff --git a/drivers/gpu/drm/i2c/tda998x_drv.c b/drivers/gpu/drm/i2c/tda998x_drv.c > index dde8decb52a6..b0620842fa3a 100644 > --- a/drivers/gpu/drm/i2c/tda998x_drv.c > +++ b/drivers/gpu/drm/i2c/tda998x_drv.c > @@ -82,6 +82,9 @@ struct tda998x_priv { > u8 audio_port_enable[AUDIO_ROUTE_NUM]; > struct tda9950_glue cec_glue; > struct gpio_desc *calib; > + > + /* protect cec_notify */ > + struct mutex cec_notify_mutex; > struct cec_notifier *cec_notify; > }; > > @@ -805,8 +808,11 @@ static irqreturn_t tda998x_irq_thread(int irq, void *data) > tda998x_edid_delay_start(priv); > } else { > schedule_work(&priv->detect_work); > + > + mutex_lock(&priv->cec_notify_mutex); > cec_notifier_phys_addr_invalidate( > priv->cec_notify); > + mutex_unlock(&priv->cec_notify_mutex); > } > > handled = true; > @@ -1331,6 +1337,8 @@ static int tda998x_connector_init(struct tda998x_priv *priv, > struct drm_device *drm) > { > struct drm_connector *connector = &priv->connector; > + struct cec_connector_info conn_info; > + struct cec_notifier *notifier; > int ret; > > connector->interlace_allowed = 1; > @@ -1347,6 +1355,17 @@ static int tda998x_connector_init(struct tda998x_priv *priv, > if (ret) > return ret; > > + cec_fill_conn_info_from_drm(&conn_info, connector); > + > + notifier = cec_notifier_conn_register(priv->cec_glue.parent, > + NULL, &conn_info); > + if (!notifier) > + return -ENOMEM; > + > + mutex_lock(&priv->cec_notify_mutex); > + priv->cec_notify = notifier; > + mutex_unlock(&priv->cec_notify_mutex); You haven't taken on board what I said about the mutex in this instance. > + > drm_connector_attach_encoder(&priv->connector, > priv->bridge.encoder); > > @@ -1366,6 +1385,11 @@ static void tda998x_bridge_detach(struct drm_bridge *bridge) > { > struct tda998x_priv *priv = bridge_to_tda998x_priv(bridge); > > + mutex_lock(&priv->cec_notify_mutex); > + cec_notifier_conn_unregister(priv->cec_notify); > + priv->cec_notify = NULL; > + mutex_unlock(&priv->cec_notify_mutex); > + > drm_connector_cleanup(&priv->connector); > } > > @@ -1789,8 +1813,6 @@ static void tda998x_destroy(struct device *dev) > cancel_work_sync(&priv->detect_work); > > i2c_unregister_device(priv->cec); > - > - cec_notifier_conn_unregister(priv->cec_notify); > } > > static int tda998x_create(struct device *dev) > @@ -1811,6 +1833,7 @@ static int tda998x_create(struct device *dev) > mutex_init(&priv->mutex); /* protect the page access */ > mutex_init(&priv->audio_mutex); /* protect access from audio thread */ > mutex_init(&priv->edid_mutex); > + mutex_init(&priv->cec_notify_mutex); > INIT_LIST_HEAD(&priv->bridge.list); > init_waitqueue_head(&priv->edid_delay_waitq); > timer_setup(&priv->edid_delay_timer, tda998x_edid_delay_done, 0); > @@ -1915,12 +1938,6 @@ static int tda998x_create(struct device *dev) > cec_write(priv, REG_CEC_RXSHPDINTENA, CEC_RXSHPDLEV_HPD); > } > > - priv->cec_notify = cec_notifier_conn_register(dev, NULL, NULL); > - if (!priv->cec_notify) { > - ret = -ENOMEM; > - goto fail; > - } > - > priv->cec_glue.parent = dev; > priv->cec_glue.data = priv; > priv->cec_glue.init = tda998x_cec_hook_init; > -- > 2.23.0 > > -- RMK's Patch system: https://www.armlinux.org.uk/developer/patches/ FTTC broadband for 0.8mile line in suburbia: sync at 12.1Mbps down 622kbps up According to speedtest.net: 11.9Mbps down 500kbps up