From patchwork Mon Mar 23 14:49:24 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Daniel Vetter X-Patchwork-Id: 11453217 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 2A43792A for ; Mon, 23 Mar 2020 14:51:23 +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 0939F20753 for ; Mon, 23 Mar 2020 14:51:23 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=fail reason="signature verification failed" (1024-bit key) header.d=ffwll.ch header.i=@ffwll.ch header.b="gBtbZrJW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 0939F20753 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=ffwll.ch Authentication-Results: mail.kernel.org; spf=none smtp.mailfrom=intel-gfx-bounces@lists.freedesktop.org Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 40B696E219; Mon, 23 Mar 2020 14:50:38 +0000 (UTC) X-Original-To: intel-gfx@lists.freedesktop.org Delivered-To: intel-gfx@lists.freedesktop.org Received: from mail-wm1-x342.google.com (mail-wm1-x342.google.com [IPv6:2a00:1450:4864:20::342]) by gabe.freedesktop.org (Postfix) with ESMTPS id 847F56E1CD for ; Mon, 23 Mar 2020 14:50:33 +0000 (UTC) Received: by mail-wm1-x342.google.com with SMTP id l20so15139777wmi.3 for ; Mon, 23 Mar 2020 07:50:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ffwll.ch; s=google; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=kEBy8/H/eidVOhnhyaIMAequoqhr6vmcXPyRtkUOe1A=; b=gBtbZrJWMXyikGky4DYnJ4RRndveuDzY3Mj5jsOAH8ZLIB73DIqf5PQvU4hRvgPV9W vY9jsFGJvcqav5NKxja7Q/o6w00Q45NzRl5f6JRTMexZflakhxXhvfGQhWgTRrpevU9g OCRmBonEhd3tfIUOmZ0bYEC2bDPBu5FwLE4u4= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=kEBy8/H/eidVOhnhyaIMAequoqhr6vmcXPyRtkUOe1A=; b=ranJB5Pz+jxjTc8ROpFkP2Z3CjKPxUw6xXv4lGsyNGO8TWi+LaPX9ul4yFdDKlT/QX IYohXtW207Cho9Pb2ApENVMlF4BH03Qu2X+U/Bf6zCPoFnlFZx7cbMDiroMbbv+BjKpP tiCLK8U1uhLNB8qQZv97Ck6LNR7VRYOEWah5porkNcLheBlTZVs2dEbqNIdwErhiA/R1 zqkT1/32oyUYYzcyC0/L9IBV1onluP8IpOc1o/USXEmtQ94ORBjhn1bS65aXD6Fl4Z9M NWiAB9yPoOpeyZJre9k337+vJ9iEhEisKUpQVtphTJsG19ozGqaEuco8zUKzZBdUwpu0 TZAg== X-Gm-Message-State: ANhLgQ3sgLWiJcPcVyCqfxOAY6w4bLi4A/HPCCwwtbVeUTgSGoZF0Rlu KqZ7w2YjoYIoGlQCIDFHMRBBTw== X-Google-Smtp-Source: ADFU+vuiYkffH8p8PjF7vhKRar2p/jre6yTiMNTHiDzisO9xLRXuQJqFcDiamcxFBraPx18oAtwQcQ== X-Received: by 2002:a1c:41d4:: with SMTP id o203mr26839516wma.1.1584975031047; Mon, 23 Mar 2020 07:50:31 -0700 (PDT) Received: from phenom.ffwll.local ([2a02:168:57f4:0:efd0:b9e5:5ae6:c2fa]) by smtp.gmail.com with ESMTPSA id s22sm20376522wmc.16.2020.03.23.07.50.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 23 Mar 2020 07:50:30 -0700 (PDT) From: Daniel Vetter To: DRI Development Date: Mon, 23 Mar 2020 15:49:24 +0100 Message-Id: <20200323144950.3018436-26-daniel.vetter@ffwll.ch> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20200323144950.3018436-1-daniel.vetter@ffwll.ch> References: <20200323144950.3018436-1-daniel.vetter@ffwll.ch> MIME-Version: 1.0 Subject: [Intel-gfx] [PATCH 25/51] drm: Garbage collect drm_dev_fini X-BeenThere: intel-gfx@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Intel graphics driver community testing & development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Daniel Vetter , Intel Graphics Development , Sam Ravnborg , Daniel Vetter Errors-To: intel-gfx-bounces@lists.freedesktop.org Sender: "Intel-gfx" It has become empty. Given the few users I figured not much point splitting this up. v2: Rebase over i915 changes. v3: Rebase over patch split fix. Acked-by: Sam Ravnborg Signed-off-by: Daniel Vetter --- drivers/gpu/drm/cirrus/cirrus.c | 1 - drivers/gpu/drm/drm_drv.c | 20 ------------------- drivers/gpu/drm/drm_mipi_dbi.c | 1 - drivers/gpu/drm/i915/i915_drv.c | 9 --------- .../gpu/drm/i915/selftests/mock_gem_device.c | 2 -- drivers/gpu/drm/ingenic/ingenic-drm.c | 1 - drivers/gpu/drm/mcde/mcde_drv.c | 1 - drivers/gpu/drm/tidss/tidss_drv.c | 2 -- drivers/gpu/drm/tiny/gm12u320.c | 1 - drivers/gpu/drm/tiny/repaper.c | 1 - drivers/gpu/drm/udl/udl_drv.c | 1 - drivers/gpu/drm/vgem/vgem_drv.c | 1 - drivers/gpu/drm/vkms/vkms_drv.c | 1 - drivers/gpu/drm/xen/xen_drm_front.c | 2 -- include/drm/drm_drv.h | 5 +---- 15 files changed, 1 insertion(+), 48 deletions(-) diff --git a/drivers/gpu/drm/cirrus/cirrus.c b/drivers/gpu/drm/cirrus/cirrus.c index 2232556ce34c..a9d789a56536 100644 --- a/drivers/gpu/drm/cirrus/cirrus.c +++ b/drivers/gpu/drm/cirrus/cirrus.c @@ -529,7 +529,6 @@ static void cirrus_mode_config_init(struct cirrus_device *cirrus) static void cirrus_release(struct drm_device *dev) { drm_mode_config_cleanup(dev); - drm_dev_fini(dev); } DEFINE_DRM_GEM_FOPS(cirrus_fops); diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c index 3516b16cd33d..03f5cb829957 100644 --- a/drivers/gpu/drm/drm_drv.c +++ b/drivers/gpu/drm/drm_drv.c @@ -281,7 +281,6 @@ void drm_minor_release(struct drm_minor *minor) * struct driver_device *priv = container_of(...); * * drm_mode_config_cleanup(drm); - * drm_dev_fini(drm); * } * * static struct drm_driver driver_drm_driver = { @@ -736,23 +735,6 @@ int devm_drm_dev_init(struct device *parent, } EXPORT_SYMBOL(devm_drm_dev_init); -/** - * drm_dev_fini - Finalize a dead DRM device - * @dev: DRM device - * - * Finalize a dead DRM device. This is the converse to drm_dev_init() and - * frees up all data allocated by it. All driver private data should be - * finalized first. Note that this function does not free the @dev, that is - * left to the caller. - * - * The ref-count of @dev must be zero, and drm_dev_fini() should only be called - * from a &drm_driver.release callback. - */ -void drm_dev_fini(struct drm_device *dev) -{ -} -EXPORT_SYMBOL(drm_dev_fini); - /** * drm_dev_alloc - Allocate new DRM device * @driver: DRM driver to allocate device for @@ -803,8 +785,6 @@ static void drm_dev_release(struct kref *ref) if (dev->driver->release) dev->driver->release(dev); - else - drm_dev_fini(dev); drm_managed_release(dev); diff --git a/drivers/gpu/drm/drm_mipi_dbi.c b/drivers/gpu/drm/drm_mipi_dbi.c index 98d0af8376fd..44de8502a472 100644 --- a/drivers/gpu/drm/drm_mipi_dbi.c +++ b/drivers/gpu/drm/drm_mipi_dbi.c @@ -592,7 +592,6 @@ void mipi_dbi_release(struct drm_device *drm) DRM_DEBUG_DRIVER("\n"); drm_mode_config_cleanup(drm); - drm_dev_fini(drm); } EXPORT_SYMBOL(mipi_dbi_release); diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c index 481313536b5a..a7a3b4b98572 100644 --- a/drivers/gpu/drm/i915/i915_drv.c +++ b/drivers/gpu/drm/i915/i915_drv.c @@ -906,13 +906,6 @@ i915_driver_create(struct pci_dev *pdev, const struct pci_device_id *ent) return i915; } -static void i915_driver_destroy(struct drm_i915_private *i915) -{ - struct pci_dev *pdev = i915->drm.pdev; - - drm_dev_fini(&i915->drm); -} - /** * i915_driver_probe - setup chip and create an initial config * @pdev: PCI device @@ -1015,7 +1008,6 @@ int i915_driver_probe(struct pci_dev *pdev, const struct pci_device_id *ent) pci_disable_device(pdev); out_fini: i915_probe_error(i915, "Device initialization failed (%d)\n", ret); - i915_driver_destroy(i915); drm_dev_put(&i915->drm); return ret; } @@ -1072,7 +1064,6 @@ static void i915_driver_release(struct drm_device *dev) intel_runtime_pm_driver_release(rpm); i915_driver_late_release(dev_priv); - i915_driver_destroy(dev_priv); } static int i915_driver_open(struct drm_device *dev, struct drm_file *file) diff --git a/drivers/gpu/drm/i915/selftests/mock_gem_device.c b/drivers/gpu/drm/i915/selftests/mock_gem_device.c index acf889e4b993..2b4407ac26de 100644 --- a/drivers/gpu/drm/i915/selftests/mock_gem_device.c +++ b/drivers/gpu/drm/i915/selftests/mock_gem_device.c @@ -76,7 +76,6 @@ static void mock_device_release(struct drm_device *dev) drm_mode_config_cleanup(&i915->drm); - drm_dev_fini(&i915->drm); out: put_device(&i915->drm.pdev->dev); i915->drm.pdev = NULL; @@ -215,7 +214,6 @@ struct drm_i915_private *mock_gem_device(void) intel_gt_driver_late_release(&i915->gt); intel_memory_regions_driver_release(i915); drm_mode_config_cleanup(&i915->drm); - drm_dev_fini(&i915->drm); drm_dev_put(&i915->drm); return NULL; diff --git a/drivers/gpu/drm/ingenic/ingenic-drm.c b/drivers/gpu/drm/ingenic/ingenic-drm.c index e2c832eb4e9a..192aaa4421a3 100644 --- a/drivers/gpu/drm/ingenic/ingenic-drm.c +++ b/drivers/gpu/drm/ingenic/ingenic-drm.c @@ -492,7 +492,6 @@ static irqreturn_t ingenic_drm_irq_handler(int irq, void *arg) static void ingenic_drm_release(struct drm_device *drm) { drm_mode_config_cleanup(drm); - drm_dev_fini(drm); } static int ingenic_drm_enable_vblank(struct drm_crtc *crtc) diff --git a/drivers/gpu/drm/mcde/mcde_drv.c b/drivers/gpu/drm/mcde/mcde_drv.c index 7474481503a1..a543ebf3d541 100644 --- a/drivers/gpu/drm/mcde/mcde_drv.c +++ b/drivers/gpu/drm/mcde/mcde_drv.c @@ -223,7 +223,6 @@ static void mcde_release(struct drm_device *drm) struct mcde *mcde = drm->dev_private; drm_mode_config_cleanup(drm); - drm_dev_fini(drm); } DEFINE_DRM_GEM_CMA_FOPS(drm_fops); diff --git a/drivers/gpu/drm/tidss/tidss_drv.c b/drivers/gpu/drm/tidss/tidss_drv.c index 32a85628dbec..460d5e9d0cf4 100644 --- a/drivers/gpu/drm/tidss/tidss_drv.c +++ b/drivers/gpu/drm/tidss/tidss_drv.c @@ -108,8 +108,6 @@ static void tidss_release(struct drm_device *ddev) drm_kms_helper_poll_fini(ddev); tidss_modeset_cleanup(tidss); - - drm_dev_fini(ddev); } DEFINE_DRM_GEM_CMA_FOPS(tidss_fops); diff --git a/drivers/gpu/drm/tiny/gm12u320.c b/drivers/gpu/drm/tiny/gm12u320.c index 524ca0941cf9..3928f69bbd3d 100644 --- a/drivers/gpu/drm/tiny/gm12u320.c +++ b/drivers/gpu/drm/tiny/gm12u320.c @@ -637,7 +637,6 @@ static void gm12u320_driver_release(struct drm_device *dev) gm12u320_usb_free(gm12u320); drm_mode_config_cleanup(dev); - drm_dev_fini(dev); } DEFINE_DRM_GEM_FOPS(gm12u320_fops); diff --git a/drivers/gpu/drm/tiny/repaper.c b/drivers/gpu/drm/tiny/repaper.c index df5654ef53ee..4741ff670ec9 100644 --- a/drivers/gpu/drm/tiny/repaper.c +++ b/drivers/gpu/drm/tiny/repaper.c @@ -914,7 +914,6 @@ static void repaper_release(struct drm_device *drm) DRM_DEBUG_DRIVER("\n"); drm_mode_config_cleanup(drm); - drm_dev_fini(drm); } static const uint32_t repaper_formats[] = { diff --git a/drivers/gpu/drm/udl/udl_drv.c b/drivers/gpu/drm/udl/udl_drv.c index 6a5594946096..8b78c356beb5 100644 --- a/drivers/gpu/drm/udl/udl_drv.c +++ b/drivers/gpu/drm/udl/udl_drv.c @@ -38,7 +38,6 @@ static void udl_driver_release(struct drm_device *dev) { udl_fini(dev); udl_modeset_cleanup(dev); - drm_dev_fini(dev); } static struct drm_driver driver = { diff --git a/drivers/gpu/drm/vgem/vgem_drv.c b/drivers/gpu/drm/vgem/vgem_drv.c index 7486014e9149..ec1a8ebb6f1b 100644 --- a/drivers/gpu/drm/vgem/vgem_drv.c +++ b/drivers/gpu/drm/vgem/vgem_drv.c @@ -432,7 +432,6 @@ static void vgem_release(struct drm_device *dev) struct vgem_device *vgem = container_of(dev, typeof(*vgem), drm); platform_device_unregister(vgem->platform); - drm_dev_fini(&vgem->drm); } static struct drm_driver vgem_driver = { diff --git a/drivers/gpu/drm/vkms/vkms_drv.c b/drivers/gpu/drm/vkms/vkms_drv.c index 2f35fe789343..eef85f1a0ce5 100644 --- a/drivers/gpu/drm/vkms/vkms_drv.c +++ b/drivers/gpu/drm/vkms/vkms_drv.c @@ -64,7 +64,6 @@ static void vkms_release(struct drm_device *dev) platform_device_unregister(vkms->platform); drm_atomic_helper_shutdown(&vkms->drm); drm_mode_config_cleanup(&vkms->drm); - drm_dev_fini(&vkms->drm); destroy_workqueue(vkms->output.composer_workq); } diff --git a/drivers/gpu/drm/xen/xen_drm_front.c b/drivers/gpu/drm/xen/xen_drm_front.c index d22b5da38935..b91d23b5f3ae 100644 --- a/drivers/gpu/drm/xen/xen_drm_front.c +++ b/drivers/gpu/drm/xen/xen_drm_front.c @@ -460,8 +460,6 @@ static void xen_drm_drv_release(struct drm_device *dev) drm_atomic_helper_shutdown(dev); drm_mode_config_cleanup(dev); - drm_dev_fini(dev); - if (front_info->cfg.be_alloc) xenbus_switch_state(front_info->xb_dev, XenbusStateInitialising); diff --git a/include/drm/drm_drv.h b/include/drm/drm_drv.h index fa643202e893..5a05c2010873 100644 --- a/include/drm/drm_drv.h +++ b/include/drm/drm_drv.h @@ -265,9 +265,7 @@ struct drm_driver { * @release: * * Optional callback for destroying device data after the final - * reference is released, i.e. the device is being destroyed. Drivers - * using this callback are responsible for calling drm_dev_fini() - * to finalize the device and then freeing the struct themselves. + * reference is released, i.e. the device is being destroyed. */ void (*release) (struct drm_device *); @@ -623,7 +621,6 @@ int drm_dev_init(struct drm_device *dev, int devm_drm_dev_init(struct device *parent, struct drm_device *dev, struct drm_driver *driver); -void drm_dev_fini(struct drm_device *dev); struct drm_device *drm_dev_alloc(struct drm_driver *driver, struct device *parent);