From patchwork Thu Dec 24 08:45:58 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "tiantao (H)" X-Patchwork-Id: 11990017 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=-16.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_GIT autolearn=unavailable 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 71F6EC433E6 for ; Fri, 25 Dec 2020 09:43:17 +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 A272C230FF for ; Fri, 25 Dec 2020 09:43:16 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org A272C230FF 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 6679589BA5; Fri, 25 Dec 2020 09:42:11 +0000 (UTC) Received: from szxga05-in.huawei.com (szxga05-in.huawei.com [45.249.212.191]) by gabe.freedesktop.org (Postfix) with ESMTPS id 7392889D4A for ; Thu, 24 Dec 2020 08:46:01 +0000 (UTC) Received: from DGGEMS407-HUB.china.huawei.com (unknown [172.30.72.59]) by szxga05-in.huawei.com (SkyGuard) with ESMTP id 4D1kD865WDzhxCC; Thu, 24 Dec 2020 16:45:12 +0800 (CST) Received: from localhost.localdomain (10.69.192.56) by DGGEMS407-HUB.china.huawei.com (10.3.19.207) with Microsoft SMTP Server id 14.3.498.0; Thu, 24 Dec 2020 16:45:53 +0800 From: Tian Tao To: , , , , , , , , Subject: [PATCH v2] drm/hisilicon: Add load and unload callback functions Date: Thu, 24 Dec 2020 16:45:58 +0800 Message-ID: <1608799558-29564-1-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, 25 Dec 2020 09:42:09 +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: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add the callback functions of drm_driver structure member functions load and unload, no need to call load in the hibmc_pci_probe function and unload in the hibmc_pci_remove function. v2: remove the hibmc_unload called from hibmc_pic_remove. Signed-off-by: Tian Tao --- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 18 +++++++----------- 1 file changed, 7 insertions(+), 11 deletions(-) diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index 0d4e902..10042cf 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -27,6 +27,9 @@ DEFINE_DRM_GEM_FOPS(hibmc_fops); +static int hibmc_load(struct drm_device *dev, unsigned long flags); +static void hibmc_unload(struct drm_device *dev); + static irqreturn_t hibmc_drm_interrupt(int irq, void *arg) { struct drm_device *dev = (struct drm_device *)arg; @@ -63,6 +66,8 @@ static const struct drm_driver hibmc_driver = { .dumb_map_offset = drm_gem_vram_driver_dumb_mmap_offset, .gem_prime_mmap = drm_gem_prime_mmap, .irq_handler = hibmc_drm_interrupt, + .load = hibmc_load, + .unload = hibmc_unload, }; static int __maybe_unused hibmc_pm_suspend(struct device *dev) @@ -248,7 +253,7 @@ static int hibmc_hw_init(struct hibmc_drm_private *priv) return 0; } -static int hibmc_unload(struct drm_device *dev) +static void hibmc_unload(struct drm_device *dev) { drm_atomic_helper_shutdown(dev); @@ -256,11 +261,9 @@ static int hibmc_unload(struct drm_device *dev) drm_irq_uninstall(dev); pci_disable_msi(dev->pdev); - - return 0; } -static int hibmc_load(struct drm_device *dev) +static int hibmc_load(struct drm_device *dev, unsigned long flags) { struct hibmc_drm_private *priv = to_hibmc_drm_private(dev); int ret; @@ -335,12 +338,6 @@ static int hibmc_pci_probe(struct pci_dev *pdev, goto err_return; } - ret = hibmc_load(dev); - if (ret) { - drm_err(dev, "failed to load hibmc: %d\n", ret); - goto err_return; - } - ret = drm_dev_register(dev, 0); if (ret) { drm_err(dev, "failed to register drv for userspace access: %d\n", @@ -363,7 +360,6 @@ static void hibmc_pci_remove(struct pci_dev *pdev) struct drm_device *dev = pci_get_drvdata(pdev); drm_dev_unregister(dev); - hibmc_unload(dev); } static const struct pci_device_id hibmc_pci_table[] = {