From patchwork Wed Aug 12 20:14:54 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mauro Carvalho Chehab X-Patchwork-Id: 7003931 Return-Path: X-Original-To: patchwork-linux-arm@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 59DBCC05AC for ; Wed, 12 Aug 2015 20:17:35 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id DC69F206D5 for ; Wed, 12 Aug 2015 20:17:33 +0000 (UTC) Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.9]) (using TLSv1.2 with cipher AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 5AD0120636 for ; Wed, 12 Aug 2015 20:17:31 +0000 (UTC) Received: from localhost ([127.0.0.1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZPcQb-0006B3-Oi; Wed, 12 Aug 2015 20:15:13 +0000 Received: from 179.186.102.225.dynamic.adsl.gvt.net.br ([179.186.102.225] helo=smtp.w2.samsung.com) by bombadil.infradead.org with esmtpsa (Exim 4.80.1 #2 (Red Hat Linux)) id 1ZPcQX-0005Te-RA; Wed, 12 Aug 2015 20:15:10 +0000 Received: from mchehab by smtp.w2.samsung.com with local (Exim 4.85) (envelope-from ) id 1ZPcQR-00042R-UJ; Wed, 12 Aug 2015 17:15:03 -0300 From: Mauro Carvalho Chehab To: Linux Media Mailing List Subject: [PATCH RFC v3 10/16] media: rename link source/sink to pad0_source/pad1_sink Date: Wed, 12 Aug 2015 17:14:54 -0300 Message-Id: <30472f0a7f52ee834978c70cbecc5c035ce20f71.1439410053.git.mchehab@osg.samsung.com> X-Mailer: git-send-email 2.4.3 In-Reply-To: References: In-Reply-To: References: X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Krzysztof Kozlowski , Prabhakar Lad , Laurent Pinchart , Sylwester Nawrocki , Markus Elfring , devel@driverdev.osuosl.org, Boris BREZILLON , Lars-Peter Clausen , Antti Palosaari , Hans Verkuil , Dan Carpenter , Akihiro Tsukada , Arnd Bergmann , Mauro Carvalho Chehab , Mauro Carvalho Chehab , linux-samsung-soc@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Greg Kroah-Hartman , Tina Ruchandani , Kyungmin Park , Kukjin Kim , Sakari Ailus MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+patchwork-linux-arm=patchwork.kernel.org@lists.infradead.org X-Spam-Status: No, score=-4.2 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_MED, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=unavailable version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP Change the internal namespace for links between two pads to have the "pad" there. We're also numbering it, as a common constructor is to do things like: if (link->port1.type != MEDIA_GRAPH_PAD) continue; if (link->pad1_sink->entity == entity) /* do something */ by preserving the number, we keep consistency between port1 and pad1_sink, and port0 and pad0_source. This was generated via this script: for i in $(find drivers/media -name '*.[ch]' -type f) $(find drivers/staging/media -name '*.[ch]' -type f) $(find include/ -name '*.h' -type f) ; do sed "s,link->sink,link->pad1_sink,g; s,link->source,link->pad0_source,g;" <$i >a && mv a $i; done Signed-off-by: Mauro Carvalho Chehab diff --git a/drivers/media/dvb-core/dvb_frontend.c b/drivers/media/dvb-core/dvb_frontend.c index 3c97ebdf9f2a..e673f6f7c398 100644 --- a/drivers/media/dvb-core/dvb_frontend.c +++ b/drivers/media/dvb-core/dvb_frontend.c @@ -637,7 +637,7 @@ static int dvb_enable_media_tuner(struct dvb_frontend *fe) link = &entity->links[i]; if (link->port1.type != MEDIA_GRAPH_PAD) continue; - if (link->sink->entity == entity) { + if (link->pad1_sink->entity == entity) { found_link = link; n_links++; if (link->flags & MEDIA_LNK_FL_ENABLED) @@ -660,7 +660,7 @@ static int dvb_enable_media_tuner(struct dvb_frontend *fe) return -EINVAL; } - source = found_link->source->entity; + source = found_link->pad0_source->entity; fepriv->pipe_start_entity = source; for (i = 0; i < source->num_links; i++) { struct media_entity *sink; @@ -669,7 +669,7 @@ static int dvb_enable_media_tuner(struct dvb_frontend *fe) link = &source->links[i]; if (link->port1.type != MEDIA_GRAPH_PAD) continue; - sink = link->sink->entity; + sink = link->pad1_sink->entity; if (sink == entity) flags = MEDIA_LNK_FL_ENABLED; diff --git a/drivers/media/media-device.c b/drivers/media/media-device.c index b4bd718ad736..2c29c4600c3a 100644 --- a/drivers/media/media-device.c +++ b/drivers/media/media-device.c @@ -160,13 +160,13 @@ static long __media_device_enum_links(struct media_device *mdev, ent_link->port1->type != MEDIA_GRAPH_PAD) continue; /* Ignore backlinks. */ - if (ent_link->source->entity != entity) + if (ent_link->pad0_source->entity != entity) continue; memset(&link, 0, sizeof(link)); - media_device_kpad_to_upad(ent_link->source, + media_device_kpad_to_upad(ent_link->pad0_source, &link.source); - media_device_kpad_to_upad(ent_link->sink, + media_device_kpad_to_upad(ent_link->pad1_sink, &link.sink); link.flags = ent_link->flags; if (copy_to_user(ulink, &link, sizeof(*ulink))) diff --git a/drivers/media/media-entity.c b/drivers/media/media-entity.c index fc2e4886c830..aafa1119fba7 100644 --- a/drivers/media/media-entity.c +++ b/drivers/media/media-entity.c @@ -125,10 +125,10 @@ media_entity_other(struct media_entity *entity, struct media_link *link) if (link->port0->type != MEDIA_GRAPH_PAD || link->port1->type != MEDIA_GRAPH_PAD) return NULL; - if (link->source->entity == entity) - return link->sink->entity; + if (link->pad0_source->entity == entity) + return link->pad1_sink->entity; else - return link->source->entity; + return link->pad0_source->entity; } /* push an entity to traversal stack */ @@ -299,8 +299,8 @@ __must_check int media_entity_pipeline_start(struct media_entity *entity, if (link->port0->type != MEDIA_GRAPH_PAD) continue; - pad = link->sink->entity == entity - ? link->sink : link->source; + pad = link->pad1_sink->entity == entity + ? link->pad1_sink : link->pad0_source; /* Mark that a pad is connected by a link. */ bitmap_clear(has_no_links, pad->index, 1); @@ -318,7 +318,7 @@ __must_check int media_entity_pipeline_start(struct media_entity *entity, * Link validation will only take place for * sink ends of the link that are enabled. */ - if (link->sink != pad || + if (link->pad1_sink != pad || !(link->flags & MEDIA_LNK_FL_ENABLED)) continue; @@ -326,9 +326,9 @@ __must_check int media_entity_pipeline_start(struct media_entity *entity, if (ret < 0 && ret != -ENOIOCTLCMD) { dev_dbg(entity->parent->dev, "link validation failed for \"%s\":%u -> \"%s\":%u, error %d\n", - entity->name, link->source->index, - link->sink->entity->name, - link->sink->index, ret); + entity->name, link->pad0_source->index, + link->pad1_sink->entity->name, + link->pad1_sink->index, ret); goto error; } } @@ -493,8 +493,8 @@ media_entity_create_link(struct media_entity *source, u16 source_pad, if (link == NULL) return -ENOMEM; - link->source = &source->pads[source_pad]; - link->sink = &sink->pads[sink_pad]; + link->pad0_source = &source->pads[source_pad]; + link->pad1_sink = &sink->pads[sink_pad]; link->flags = flags; /* Create the backlink. Backlinks are used to help graph traversal and @@ -506,8 +506,8 @@ media_entity_create_link(struct media_entity *source, u16 source_pad, return -ENOMEM; } - backlink->source = &source->pads[source_pad]; - backlink->sink = &sink->pads[sink_pad]; + backlink->pad0_source = &source->pads[source_pad]; + backlink->pad1_sink = &sink->pads[sink_pad]; backlink->flags = flags; link->reverse = backlink; @@ -526,10 +526,10 @@ static void __media_entity_remove_link(struct media_entity *entity, struct media_entity *remote; unsigned int r = 0; - if (link->source->entity == entity) - remote = link->sink->entity; + if (link->pad0_source->entity == entity) + remote = link->pad1_sink->entity; else - remote = link->source->entity; + remote = link->pad0_source->entity; list_for_each_entry_safe(rlink, tmp, &remote->links, list) { if (rlink != link->reverse) { @@ -537,7 +537,7 @@ static void __media_entity_remove_link(struct media_entity *entity, continue; } - if (link->source->entity == entity) + if (link->pad0_source->entity == entity) remote->num_backlinks--; if (--remote->num_links == 0) @@ -580,16 +580,16 @@ static int __media_entity_setup_link_notify(struct media_link *link, u32 flags) int ret; /* Notify both entities. */ - ret = media_entity_call(link->source->entity, link_setup, - link->source, link->sink, flags); + ret = media_entity_call(link->pad0_source->entity, link_setup, + link->pad0_source, link->pad1_sink, flags); if (ret < 0 && ret != -ENOIOCTLCMD) return ret; - ret = media_entity_call(link->sink->entity, link_setup, - link->sink, link->source, flags); + ret = media_entity_call(link->pad1_sink->entity, link_setup, + link->pad1_sink, link->pad0_source, flags); if (ret < 0 && ret != -ENOIOCTLCMD) { - media_entity_call(link->source->entity, link_setup, - link->source, link->sink, link->flags); + media_entity_call(link->pad0_source->entity, link_setup, + link->pad0_source, link->pad1_sink, link->flags); return ret; } @@ -610,7 +610,7 @@ static int __media_entity_setup_link_notify(struct media_link *link, u32 flags) * If the link is immutable or if the current and new configuration are * identical, return immediately. * - * The user is expected to hold link->source->parent->mutex. If not, + * The user is expected to hold link->pad0_source->parent->mutex. If not, * media_entity_setup_link() should be used instead. */ int __media_entity_setup_link(struct media_link *link, u32 flags) @@ -633,8 +633,8 @@ int __media_entity_setup_link(struct media_link *link, u32 flags) if (link->flags == flags) return 0; - source = link->source->entity; - sink = link->sink->entity; + source = link->pad0_source->entity; + sink = link->pad1_sink->entity; if (!(link->flags & MEDIA_LNK_FL_DYNAMIC) && (source->stream_count || sink->stream_count)) @@ -661,9 +661,9 @@ int media_entity_setup_link(struct media_link *link, u32 flags) { int ret; - mutex_lock(&link->source->entity->parent->graph_mutex); + mutex_lock(&link->pad0_source->entity->parent->graph_mutex); ret = __media_entity_setup_link(link, flags); - mutex_unlock(&link->source->entity->parent->graph_mutex); + mutex_unlock(&link->pad0_source->entity->parent->graph_mutex); return ret; } @@ -683,10 +683,10 @@ media_entity_find_link(struct media_pad *source, struct media_pad *sink) struct media_link *link; list_for_each_entry(link, &source->entity->links, list) { - if (link->source->entity == source->entity && - link->source->index == source->index && - link->sink->entity == sink->entity && - link->sink->index == sink->index) + if (link->pad0_source->entity == source->entity && + link->pad0_source->index == source->index && + link->pad1_sink->entity == sink->entity && + link->pad1_sink->index == sink->index) return link; } @@ -712,11 +712,11 @@ struct media_pad *media_entity_remote_pad(struct media_pad *pad) if (!(link->flags & MEDIA_LNK_FL_ENABLED)) continue; - if (link->source == pad) - return link->sink; + if (link->pad0_source == pad) + return link->pad1_sink; - if (link->sink == pad) - return link->source; + if (link->pad1_sink == pad) + return link->pad0_source; } return NULL; diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index 4f5586a4cbff..3cafcf85cafc 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -1091,7 +1091,7 @@ static int __fimc_md_modify_pipelines(struct media_entity *entity, bool enable) static int fimc_md_link_notify(struct media_link *link, unsigned int flags, unsigned int notification) { - struct media_entity *sink = link->sink->entity; + struct media_entity *sink = link->pad1_sink->entity; int ret = 0; /* Before link disconnection */ diff --git a/drivers/media/platform/omap3isp/isp.c b/drivers/media/platform/omap3isp/isp.c index 12be830d704f..cbd22a422bd3 100644 --- a/drivers/media/platform/omap3isp/isp.c +++ b/drivers/media/platform/omap3isp/isp.c @@ -822,8 +822,8 @@ int omap3isp_pipeline_pm_use(struct media_entity *entity, int use) static int isp_pipeline_link_notify(struct media_link *link, u32 flags, unsigned int notification) { - struct media_entity *source = link->source->entity; - struct media_entity *sink = link->sink->entity; + struct media_entity *source = link->pad0_source->entity; + struct media_entity *sink = link->pad1_sink->entity; int source_use = isp_pipeline_pm_use_count(source); int sink_use = isp_pipeline_pm_use_count(sink); int ret; diff --git a/drivers/media/platform/omap3isp/ispccdc.c b/drivers/media/platform/omap3isp/ispccdc.c index 3b10304b580b..cb236b54d770 100644 --- a/drivers/media/platform/omap3isp/ispccdc.c +++ b/drivers/media/platform/omap3isp/ispccdc.c @@ -2419,7 +2419,7 @@ static int ccdc_link_validate(struct v4l2_subdev *sd, if (ccdc->input == CCDC_INPUT_PARALLEL) { struct isp_parallel_cfg *parcfg = &((struct isp_bus_cfg *) - media_entity_to_v4l2_subdev(link->source->entity) + media_entity_to_v4l2_subdev(link->pad0_source->entity) ->host_priv)->bus.parallel; parallel_shift = parcfg->data_lane_shift * 2; } else { diff --git a/drivers/media/usb/cx231xx/cx231xx-video.c b/drivers/media/usb/cx231xx/cx231xx-video.c index e8baff4d6290..9416a8b7d575 100644 --- a/drivers/media/usb/cx231xx/cx231xx-video.c +++ b/drivers/media/usb/cx231xx/cx231xx-video.c @@ -128,7 +128,7 @@ static int cx231xx_enable_analog_tuner(struct cx231xx *dev) return 0; list_for_each_entry(link, &decoder->links, list) { - if (link->sink->entity == decoder) { + if (link->pad1_sink->entity == decoder) { found_link = link; if (link->flags & MEDIA_LNK_FL_ENABLED) active_links++; @@ -139,12 +139,12 @@ static int cx231xx_enable_analog_tuner(struct cx231xx *dev) if (active_links == 1 || !found_link) return 0; - source = found_link->source->entity; + source = found_link->pad0_source->entity; list_for_each_entry(link, &source->links, list) { struct media_entity *sink; int flags = 0; - sink = link->sink->entity; + sink = link->pad1_sink->entity; if (sink == entity) flags = MEDIA_LNK_FL_ENABLED; diff --git a/drivers/media/v4l2-core/v4l2-subdev.c b/drivers/media/v4l2-core/v4l2-subdev.c index 83615b8fb46a..53729ccdea80 100644 --- a/drivers/media/v4l2-core/v4l2-subdev.c +++ b/drivers/media/v4l2-core/v4l2-subdev.c @@ -549,16 +549,16 @@ int v4l2_subdev_link_validate(struct media_link *link) int rval; rval = v4l2_subdev_link_validate_get_format( - link->source, &source_fmt); + link->pad0_source, &source_fmt); if (rval < 0) return 0; rval = v4l2_subdev_link_validate_get_format( - link->sink, &sink_fmt); + link->pad1_sink, &sink_fmt); if (rval < 0) return 0; - sink = media_entity_to_v4l2_subdev(link->sink->entity); + sink = media_entity_to_v4l2_subdev(link->pad1_sink->entity); rval = v4l2_subdev_call(sink, pad, link_validate, link, &source_fmt, &sink_fmt); diff --git a/drivers/staging/media/omap4iss/iss.c b/drivers/staging/media/omap4iss/iss.c index 9bfb725b9986..37694999d189 100644 --- a/drivers/staging/media/omap4iss/iss.c +++ b/drivers/staging/media/omap4iss/iss.c @@ -140,9 +140,9 @@ int omap4iss_get_external_info(struct iss_pipeline *pipe, memset(&fmt, 0, sizeof(fmt)); - fmt.pad = link->source->index; + fmt.pad = link->pad0_source->index; fmt.which = V4L2_SUBDEV_FORMAT_ACTIVE; - ret = v4l2_subdev_call(media_entity_to_v4l2_subdev(link->sink->entity), + ret = v4l2_subdev_call(media_entity_to_v4l2_subdev(link->pad1_sink->entity), pad, get_fmt, NULL, &fmt); if (ret < 0) return -EPIPE; @@ -526,8 +526,8 @@ int omap4iss_pipeline_pm_use(struct media_entity *entity, int use) static int iss_pipeline_link_notify(struct media_link *link, u32 flags, unsigned int notification) { - struct media_entity *source = link->source->entity; - struct media_entity *sink = link->sink->entity; + struct media_entity *source = link->pad0_source->entity; + struct media_entity *sink = link->pad1_sink->entity; int source_use = iss_pipeline_pm_use_count(source); int sink_use = iss_pipeline_pm_use_count(sink); int ret; diff --git a/drivers/staging/media/omap4iss/iss_csi2.c b/drivers/staging/media/omap4iss/iss_csi2.c index e936cfc218cb..e39f1bbbdae1 100644 --- a/drivers/staging/media/omap4iss/iss_csi2.c +++ b/drivers/staging/media/omap4iss/iss_csi2.c @@ -1026,7 +1026,7 @@ static int csi2_link_validate(struct v4l2_subdev *sd, struct media_link *link, struct iss_pipeline *pipe = to_iss_pipeline(&csi2->subdev.entity); int rval; - pipe->external = media_entity_to_v4l2_subdev(link->source->entity); + pipe->external = media_entity_to_v4l2_subdev(link->pad0_source->entity); rval = omap4iss_get_external_info(pipe, link); if (rval < 0) return rval; diff --git a/include/media/media-entity.h b/include/media/media-entity.h index a6464499902e..412cf5d00315 100644 --- a/include/media/media-entity.h +++ b/include/media/media-entity.h @@ -87,12 +87,12 @@ struct media_link { enum media_graph_link_dir dir; union { struct media_graph_obj *port0; - struct media_pad *source; + struct media_pad *pad0_source; struct media_interface *port0_intf; }; union { struct media_graph_obj *port1; - struct media_pad *sink; + struct media_pad *pad1_sink; struct media_entity *port1_entity; }; struct media_link *reverse; /* Link in the reverse direction */