From patchwork Mon Mar 30 19:07:54 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Dafna Hirschfeld X-Patchwork-Id: 11466243 Return-Path: Received: from mail.kernel.org (pdx-korg-mail-1.web.codeaurora.org [172.30.200.123]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 35C9281 for ; Mon, 30 Mar 2020 19:08:11 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 06CFF20786 for ; Mon, 30 Mar 2020 19:08:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728048AbgC3TIK (ORCPT ); Mon, 30 Mar 2020 15:08:10 -0400 Received: from bhuna.collabora.co.uk ([46.235.227.227]:35578 "EHLO bhuna.collabora.co.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726781AbgC3TIJ (ORCPT ); Mon, 30 Mar 2020 15:08:09 -0400 Received: from localhost.localdomain (unknown [IPv6:2a02:810a:1140:6758:fc4d:7a3f:146e:99ed]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) (Authenticated sender: dafna) by bhuna.collabora.co.uk (Postfix) with ESMTPSA id 560AE29683F; Mon, 30 Mar 2020 20:08:07 +0100 (BST) From: Dafna Hirschfeld To: linux-media@vger.kernel.org, dafna.hirschfeld@collabora.com, helen.koike@collabora.com, ezequiel@collabora.com, hverkuil@xs4all.nl, kernel@collabora.com, dafna3@gmail.com, mchehab@kernel.org, laurent.pinchart@ideasonboard.com Subject: [PATCH v2] media: vimc: add vimc_ent_type struct for the callbacks of entities Date: Mon, 30 Mar 2020 21:07:54 +0200 Message-Id: <20200330190754.25517-1-dafna.hirschfeld@collabora.com> X-Mailer: git-send-email 2.17.1 Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org Since each vimc entity type is defined by the callbacks implementation, it is a good idea to add a struct to hold these callbacks. Each vimc entity then declare its type in the file for the entity. Signed-off-by: Dafna Hirschfeld --- This is v2 of the last patch from the patchset "media: vimc: various fixes" changes from v1: declare the callbacks implementations as static drivers/media/platform/vimc/vimc-capture.c | 12 +++++-- drivers/media/platform/vimc/vimc-common.h | 42 +++++++++++----------- drivers/media/platform/vimc/vimc-core.c | 38 +++++++------------- drivers/media/platform/vimc/vimc-debayer.c | 9 +++-- drivers/media/platform/vimc/vimc-scaler.c | 9 +++-- drivers/media/platform/vimc/vimc-sensor.c | 9 +++-- 6 files changed, 63 insertions(+), 56 deletions(-) diff --git a/drivers/media/platform/vimc/vimc-capture.c b/drivers/media/platform/vimc/vimc-capture.c index 8bafbf90cbf5..e348a44c5cbd 100644 --- a/drivers/media/platform/vimc/vimc-capture.c +++ b/drivers/media/platform/vimc/vimc-capture.c @@ -325,7 +325,7 @@ static const struct media_entity_operations vimc_cap_mops = { .link_validate = vimc_vdev_link_validate, }; -void vimc_cap_release(struct vimc_ent_device *ved) +static void vimc_cap_release(struct vimc_ent_device *ved) { struct vimc_cap_device *vcap = container_of(ved, struct vimc_cap_device, ved); @@ -334,7 +334,7 @@ void vimc_cap_release(struct vimc_ent_device *ved) kfree(vcap); } -void vimc_cap_unregister(struct vimc_ent_device *ved) +static void vimc_cap_unregister(struct vimc_ent_device *ved) { struct vimc_cap_device *vcap = container_of(ved, struct vimc_cap_device, ved); @@ -382,7 +382,7 @@ static void *vimc_cap_process_frame(struct vimc_ent_device *ved, return NULL; } -struct vimc_ent_device *vimc_cap_add(struct vimc_device *vimc, +static struct vimc_ent_device *vimc_cap_add(struct vimc_device *vimc, const char *vcfg_name) { struct v4l2_device *v4l2_dev = &vimc->v4l2_dev; @@ -478,3 +478,9 @@ struct vimc_ent_device *vimc_cap_add(struct vimc_device *vimc, return ERR_PTR(ret); } + +struct vimc_ent_type vimc_cap_type = { + .add = vimc_cap_add, + .unregister = vimc_cap_unregister, + .release = vimc_cap_release +}; diff --git a/drivers/media/platform/vimc/vimc-common.h b/drivers/media/platform/vimc/vimc-common.h index 40a58f1cb18f..b2fa3b793916 100644 --- a/drivers/media/platform/vimc/vimc-common.h +++ b/drivers/media/platform/vimc/vimc-common.h @@ -120,24 +120,35 @@ struct vimc_device { }; /** - * struct vimc_ent_config Structure which describes individual - * configuration for each entity + * struct vimc_ent_type Structure for the callbacks of the entity types + * * - * @name entity name * @add initializes and registers * vimc entity - called from vimc-core * @unregister unregisters vimc entity - called from vimc-core * @release releases vimc entity - called from the v4l2_dev * release callback */ -struct vimc_ent_config { - const char *name; +struct vimc_ent_type { struct vimc_ent_device *(*add)(struct vimc_device *vimc, const char *vcfg_name); void (*unregister)(struct vimc_ent_device *ved); void (*release)(struct vimc_ent_device *ved); }; +/** + * struct vimc_ent_config Structure which describes individual + * configuration for each entity + * + * @name entity name + * @type contain the callbacks of this entity type + * + */ +struct vimc_ent_config { + const char *name; + struct vimc_ent_type *type; +}; + /** * vimc_is_source - returns true if the entity has only source pads * @@ -146,23 +157,10 @@ struct vimc_ent_config { */ bool vimc_is_source(struct media_entity *ent); -/* prototypes for vimc_ent_config hooks */ -struct vimc_ent_device *vimc_cap_add(struct vimc_device *vimc, - const char *vcfg_name); -void vimc_cap_unregister(struct vimc_ent_device *ved); -void vimc_cap_release(struct vimc_ent_device *ved); - -struct vimc_ent_device *vimc_deb_add(struct vimc_device *vimc, - const char *vcfg_name); -void vimc_deb_release(struct vimc_ent_device *ved); - -struct vimc_ent_device *vimc_sca_add(struct vimc_device *vimc, - const char *vcfg_name); -void vimc_sca_release(struct vimc_ent_device *ved); - -struct vimc_ent_device *vimc_sen_add(struct vimc_device *vimc, - const char *vcfg_name); -void vimc_sen_release(struct vimc_ent_device *ved); +extern struct vimc_ent_type vimc_sen_type; +extern struct vimc_ent_type vimc_deb_type; +extern struct vimc_ent_type vimc_sca_type; +extern struct vimc_ent_type vimc_cap_type; /** * vimc_pix_map_by_index - get vimc_pix_map struct by its index diff --git a/drivers/media/platform/vimc/vimc-core.c b/drivers/media/platform/vimc/vimc-core.c index edac998f58d5..11210aaa2551 100644 --- a/drivers/media/platform/vimc/vimc-core.c +++ b/drivers/media/platform/vimc/vimc-core.c @@ -47,52 +47,40 @@ struct vimc_pipeline_config { static struct vimc_ent_config ent_config[] = { { .name = "Sensor A", - .add = vimc_sen_add, - .release = vimc_sen_release, + .type = &vimc_sen_type }, { .name = "Sensor B", - .add = vimc_sen_add, - .release = vimc_sen_release, + .type = &vimc_sen_type }, { .name = "Debayer A", - .add = vimc_deb_add, - .release = vimc_deb_release, + .type = &vimc_deb_type }, { .name = "Debayer B", - .add = vimc_deb_add, - .release = vimc_deb_release, + .type = &vimc_deb_type }, { .name = "Raw Capture 0", - .add = vimc_cap_add, - .unregister = vimc_cap_unregister, - .release = vimc_cap_release, + .type = &vimc_cap_type }, { .name = "Raw Capture 1", - .add = vimc_cap_add, - .unregister = vimc_cap_unregister, - .release = vimc_cap_release, + .type = &vimc_cap_type }, { /* TODO: change this to vimc-input when it is implemented */ .name = "RGB/YUV Input", - .add = vimc_sen_add, - .release = vimc_sen_release, + .type = &vimc_sen_type }, { .name = "Scaler", - .add = vimc_sca_add, - .release = vimc_sca_release, + .type = &vimc_sca_type }, { .name = "RGB/YUV Capture", - .add = vimc_cap_add, - .unregister = vimc_cap_unregister, - .release = vimc_cap_release, + .type = &vimc_cap_type }, }; @@ -166,7 +154,7 @@ static void vimc_release_subdevs(struct vimc_device *vimc) for (i = 0; i < vimc->pipe_cfg->num_ents; i++) if (vimc->ent_devs[i]) - vimc->pipe_cfg->ents[i].release(vimc->ent_devs[i]); + vimc->pipe_cfg->ents[i].type->release(vimc->ent_devs[i]); } static void vimc_unregister_subdevs(struct vimc_device *vimc) @@ -174,8 +162,8 @@ static void vimc_unregister_subdevs(struct vimc_device *vimc) unsigned int i; for (i = 0; i < vimc->pipe_cfg->num_ents; i++) - if (vimc->ent_devs[i] && vimc->pipe_cfg->ents[i].unregister) - vimc->pipe_cfg->ents[i].unregister(vimc->ent_devs[i]); + if (vimc->ent_devs[i] && vimc->pipe_cfg->ents[i].type->unregister) + vimc->pipe_cfg->ents[i].type->unregister(vimc->ent_devs[i]); } static int vimc_add_subdevs(struct vimc_device *vimc) @@ -185,7 +173,7 @@ static int vimc_add_subdevs(struct vimc_device *vimc) for (i = 0; i < vimc->pipe_cfg->num_ents; i++) { dev_dbg(vimc->mdev.dev, "new entity for %s\n", vimc->pipe_cfg->ents[i].name); - vimc->ent_devs[i] = vimc->pipe_cfg->ents[i].add(vimc, + vimc->ent_devs[i] = vimc->pipe_cfg->ents[i].type->add(vimc, vimc->pipe_cfg->ents[i].name); if (IS_ERR(vimc->ent_devs[i])) { int err = PTR_ERR(vimc->ent_devs[i]); diff --git a/drivers/media/platform/vimc/vimc-debayer.c b/drivers/media/platform/vimc/vimc-debayer.c index d591b6a6bcf0..f64828f437f7 100644 --- a/drivers/media/platform/vimc/vimc-debayer.c +++ b/drivers/media/platform/vimc/vimc-debayer.c @@ -494,7 +494,7 @@ static const struct v4l2_ctrl_ops vimc_deb_ctrl_ops = { .s_ctrl = vimc_deb_s_ctrl, }; -void vimc_deb_release(struct vimc_ent_device *ved) +static void vimc_deb_release(struct vimc_ent_device *ved) { struct vimc_deb_device *vdeb = container_of(ved, struct vimc_deb_device, ved); @@ -522,7 +522,7 @@ static const struct v4l2_ctrl_config vimc_deb_ctrl_mean_win_size = { .def = 3, }; -struct vimc_ent_device *vimc_deb_add(struct vimc_device *vimc, +static struct vimc_ent_device *vimc_deb_add(struct vimc_device *vimc, const char *vcfg_name) { struct v4l2_device *v4l2_dev = &vimc->v4l2_dev; @@ -579,3 +579,8 @@ struct vimc_ent_device *vimc_deb_add(struct vimc_device *vimc, return ERR_PTR(ret); } + +struct vimc_ent_type vimc_deb_type = { + .add = vimc_deb_add, + .release = vimc_deb_release +}; diff --git a/drivers/media/platform/vimc/vimc-scaler.c b/drivers/media/platform/vimc/vimc-scaler.c index 6ea05dcebc31..d3da2c51151e 100644 --- a/drivers/media/platform/vimc/vimc-scaler.c +++ b/drivers/media/platform/vimc/vimc-scaler.c @@ -464,7 +464,7 @@ static void *vimc_sca_process_frame(struct vimc_ent_device *ved, return vsca->src_frame; }; -void vimc_sca_release(struct vimc_ent_device *ved) +static void vimc_sca_release(struct vimc_ent_device *ved) { struct vimc_sca_device *vsca = container_of(ved, struct vimc_sca_device, ved); @@ -473,7 +473,7 @@ void vimc_sca_release(struct vimc_ent_device *ved) kfree(vsca); } -struct vimc_ent_device *vimc_sca_add(struct vimc_device *vimc, +static struct vimc_ent_device *vimc_sca_add(struct vimc_device *vimc, const char *vcfg_name) { struct v4l2_device *v4l2_dev = &vimc->v4l2_dev; @@ -509,3 +509,8 @@ struct vimc_ent_device *vimc_sca_add(struct vimc_device *vimc, return &vsca->ved; } + +struct vimc_ent_type vimc_sca_type = { + .add = vimc_sca_add, + .release = vimc_sca_release +}; diff --git a/drivers/media/platform/vimc/vimc-sensor.c b/drivers/media/platform/vimc/vimc-sensor.c index 24ce5b70b97e..f5605d35a8b7 100644 --- a/drivers/media/platform/vimc/vimc-sensor.c +++ b/drivers/media/platform/vimc/vimc-sensor.c @@ -279,7 +279,7 @@ static const struct v4l2_ctrl_ops vimc_sen_ctrl_ops = { .s_ctrl = vimc_sen_s_ctrl, }; -void vimc_sen_release(struct vimc_ent_device *ved) +static void vimc_sen_release(struct vimc_ent_device *ved) { struct vimc_sen_device *vsen = container_of(ved, struct vimc_sen_device, ved); @@ -307,7 +307,7 @@ static const struct v4l2_ctrl_config vimc_sen_ctrl_test_pattern = { .qmenu = tpg_pattern_strings, }; -struct vimc_ent_device *vimc_sen_add(struct vimc_device *vimc, +static struct vimc_ent_device *vimc_sen_add(struct vimc_device *vimc, const char *vcfg_name) { struct v4l2_device *v4l2_dev = &vimc->v4l2_dev; @@ -374,3 +374,8 @@ struct vimc_ent_device *vimc_sen_add(struct vimc_device *vimc, return ERR_PTR(ret); } + +struct vimc_ent_type vimc_sen_type = { + .add = vimc_sen_add, + .release = vimc_sen_release +};