From patchwork Thu Jul 2 08:54:41 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Tian Tao X-Patchwork-Id: 11641151 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 10D4913BD for ; Fri, 3 Jul 2020 08:12:24 +0000 (UTC) Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id EE0A6206A1 for ; Fri, 3 Jul 2020 08:12:23 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org EE0A6206A1 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=hisilicon.com Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=dri-devel-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 6DA3D6EB38; Fri, 3 Jul 2020 08:12:03 +0000 (UTC) X-Original-To: dri-devel@lists.freedesktop.org Delivered-To: dri-devel@lists.freedesktop.org Received: from huawei.com (szxga05-in.huawei.com [45.249.212.191]) by gabe.freedesktop.org (Postfix) with ESMTPS id 109FA6E22B for ; Thu, 2 Jul 2020 08:56:32 +0000 (UTC) Received: from DGGEMS414-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id DC9D7E2B65F69A5A6435; Thu, 2 Jul 2020 16:56:27 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS414-HUB.china.huawei.com (10.3.19.214) with Microsoft SMTP Server id 14.3.487.0; Thu, 2 Jul 2020 16:56:17 +0800 From: Tian Tao To: , , , , , , , , , Subject: [PATCH v3] drm/hisilicon: Code refactoring for hibmc_drv_vdac Date: Thu, 2 Jul 2020 16:54:41 +0800 Message-ID: <1593680081-60313-1-git-send-email-tiantao6@hisilicon.com> X-Mailer: git-send-email 2.7.4 MIME-Version: 1.0 X-Originating-IP: [10.69.192.56] X-CFilter-Loop: Reflected X-Mailman-Approved-At: Fri, 03 Jul 2020 08:12:01 +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: linuxarm@huawei.com Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" code refactoring for hibmc_drv_vdac.c, no actual function changes. v2: remove the debug message. v3: embedding connector and encoder in struct hibmc_drm_private. Signed-off-by: Tian Tao --- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 2 + drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 52 +++++------------------- 2 files changed, 13 insertions(+), 41 deletions(-) diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h index 50a0c1f..6097687 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h @@ -29,6 +29,8 @@ struct hibmc_drm_private { /* drm */ struct drm_device *dev; + struct drm_encoder encoder; + struct drm_connector connector; bool mode_config_initialized; }; diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c index 678ac2e..2ca69c3 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c @@ -52,32 +52,6 @@ static const struct drm_connector_funcs hibmc_connector_funcs = { .atomic_destroy_state = drm_atomic_helper_connector_destroy_state, }; -static struct drm_connector * -hibmc_connector_init(struct hibmc_drm_private *priv) -{ - struct drm_device *dev = priv->dev; - struct drm_connector *connector; - int ret; - - connector = devm_kzalloc(dev->dev, sizeof(*connector), GFP_KERNEL); - if (!connector) { - DRM_ERROR("failed to alloc memory when init connector\n"); - return ERR_PTR(-ENOMEM); - } - - ret = drm_connector_init(dev, connector, - &hibmc_connector_funcs, - DRM_MODE_CONNECTOR_VGA); - if (ret) { - DRM_ERROR("failed to init connector: %d\n", ret); - return ERR_PTR(ret); - } - drm_connector_helper_add(connector, - &hibmc_connector_helper_funcs); - - return connector; -} - static void hibmc_encoder_mode_set(struct drm_encoder *encoder, struct drm_display_mode *mode, struct drm_display_mode *adj_mode) @@ -105,23 +79,10 @@ static const struct drm_encoder_funcs hibmc_encoder_funcs = { int hibmc_vdac_init(struct hibmc_drm_private *priv) { struct drm_device *dev = priv->dev; - struct drm_encoder *encoder; - struct drm_connector *connector; + struct drm_encoder *encoder = &priv->encoder; + struct drm_connector *connector = &priv->connector; int ret; - connector = hibmc_connector_init(priv); - if (IS_ERR(connector)) { - DRM_ERROR("failed to create connector: %ld\n", - PTR_ERR(connector)); - return PTR_ERR(connector); - } - - encoder = devm_kzalloc(dev->dev, sizeof(*encoder), GFP_KERNEL); - if (!encoder) { - DRM_ERROR("failed to alloc memory when init encoder\n"); - return -ENOMEM; - } - encoder->possible_crtcs = 0x1; ret = drm_encoder_init(dev, encoder, &hibmc_encoder_funcs, DRM_MODE_ENCODER_DAC, NULL); @@ -131,6 +92,15 @@ int hibmc_vdac_init(struct hibmc_drm_private *priv) } drm_encoder_helper_add(encoder, &hibmc_encoder_helper_funcs); + + ret = drm_connector_init(dev, connector, &hibmc_connector_funcs, + DRM_MODE_CONNECTOR_VGA); + if (ret) { + DRM_ERROR("failed to init connector: %d\n", ret); + return ret; + } + drm_connector_helper_add(connector, &hibmc_connector_helper_funcs); + drm_connector_attach_encoder(connector, encoder); return 0;