From: Sam Ravnborg <sam@ravnborg.org>
To: Daniel Vetter <daniel.vetter@ffwll.ch>
Cc: Thomas Zimmermann <tzimmermann@suse.de>,
Intel Graphics Development <intel-gfx@lists.freedesktop.org>,
Laurent Pinchart <laurent.pinchart@ideasonboard.com>,
DRI Development <dri-devel@lists.freedesktop.org>,
Daniel Vetter <daniel.vetter@intel.com>
Subject: Re: [Intel-gfx] [PATCH 35/51] drm/pl111: Drop explicit drm_mode_config_cleanup call
Date: Sat, 7 Mar 2020 09:37:13 +0100 [thread overview]
Message-ID: <20200307083713.GE28810@ravnborg.org> (raw)
In-Reply-To: <20200302222631.3861340-36-daniel.vetter@ffwll.ch>
On Mon, Mar 02, 2020 at 11:26:15PM +0100, Daniel Vetter wrote:
> It's right above the drm_dev_put().
>
> This is made possible by a preceeding patch which added a drmm_
> cleanup action to drm_mode_config_init(), hence all we need to do to
> ensure that drm_mode_config_cleanup() is run on final drm_device
> cleanup is check the new error code for _init().
>
> Aside: This driver gets its devm_ stuff all wrong wrt drm_device and
> anything hanging off that. Not the only one unfortunately.
>
> v2: Explain why this cleanup is possible (Laurent).
>
> v3: Use drmm_mode_config_init() for more clarity (Sam, Thomas)
>
> Cc: Sam Ravnborg <sam@ravnborg.org>
> Cc: Thomas Zimmermann <tzimmermann@suse.de>
> Cc: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
> Signed-off-by: Daniel Vetter <daniel.vetter@intel.com>
> Cc: Eric Anholt <eric@anholt.net>
Acked-by: Sam Ravnborg <sam@ravnborg.org>
> ---
> drivers/gpu/drm/pl111/pl111_drv.c | 12 ++++++------
> 1 file changed, 6 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/pl111/pl111_drv.c b/drivers/gpu/drm/pl111/pl111_drv.c
> index aa8aa8d9e405..f9ca0f3edbbb 100644
> --- a/drivers/gpu/drm/pl111/pl111_drv.c
> +++ b/drivers/gpu/drm/pl111/pl111_drv.c
> @@ -90,10 +90,13 @@ static int pl111_modeset_init(struct drm_device *dev)
> struct drm_panel *panel = NULL;
> struct drm_bridge *bridge = NULL;
> bool defer = false;
> - int ret = 0;
> + int ret;
> int i;
>
> - drm_mode_config_init(dev);
> + ret = drmm_mode_config_init(dev);
> + if (ret)
> + return ret;
> +
> mode_config = &dev->mode_config;
> mode_config->funcs = &mode_config_funcs;
> mode_config->min_width = 1;
> @@ -154,7 +157,7 @@ static int pl111_modeset_init(struct drm_device *dev)
> DRM_MODE_CONNECTOR_Unknown);
> if (IS_ERR(bridge)) {
> ret = PTR_ERR(bridge);
> - goto out_config;
> + goto finish;
> }
> } else if (bridge) {
> dev_info(dev->dev, "Using non-panel bridge\n");
> @@ -197,8 +200,6 @@ static int pl111_modeset_init(struct drm_device *dev)
> out_bridge:
> if (panel)
> drm_panel_bridge_remove(bridge);
> -out_config:
> - drm_mode_config_cleanup(dev);
> finish:
> return ret;
> }
> @@ -343,7 +344,6 @@ static int pl111_amba_remove(struct amba_device *amba_dev)
> drm_dev_unregister(drm);
> if (priv->panel)
> drm_panel_bridge_remove(priv->bridge);
> - drm_mode_config_cleanup(drm);
> drm_dev_put(drm);
> of_reserved_mem_device_release(dev);
>
> --
> 2.24.1
>
> _______________________________________________
> dri-devel mailing list
> dri-devel@lists.freedesktop.org
> https://lists.freedesktop.org/mailman/listinfo/dri-devel
_______________________________________________
Intel-gfx mailing list
Intel-gfx@lists.freedesktop.org
https://lists.freedesktop.org/mailman/listinfo/intel-gfx
next prev parent reply other threads:[~2020-03-07 8:37 UTC|newest]
Thread overview: 115+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-03-02 22:25 [Intel-gfx] [PATCH 00/51] drm_device managed resources, v4 Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 01/51] mm/sl[uo]b: export __kmalloc_track(_node)_caller Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 02/51] drm/i915: Don't clear drvdata in ->release Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 03/51] drm: add managed resources tied to drm_device Daniel Vetter
2020-03-03 8:04 ` Dan Carpenter
2020-03-03 8:25 ` Daniel Vetter
2020-03-03 8:44 ` [Intel-gfx] [PATCH] " Daniel Vetter
2020-03-06 19:38 ` Sam Ravnborg
2020-03-11 9:07 ` [Intel-gfx] [PATCH 03/51] " Thomas Zimmermann
2020-03-11 9:47 ` Thomas Zimmermann
2020-03-16 8:45 ` Daniel Vetter
2020-03-11 9:14 ` Thomas Zimmermann
2020-03-16 8:50 ` Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 04/51] drm: Set final_kfree in drm_dev_alloc Daniel Vetter
2020-03-03 7:44 ` Gerd Hoffmann
2020-03-07 8:06 ` Sam Ravnborg
2020-03-23 11:02 ` Daniel Vetter
2020-03-11 9:09 ` Thomas Zimmermann
2020-03-02 22:25 ` [Intel-gfx] [PATCH 05/51] drm/mipi_dbi: Use drmm_add_final_kfree in all drivers Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 06/51] drm/udl: Use drmm_add_final_kfree Daniel Vetter
2020-03-11 9:10 ` Thomas Zimmermann
2020-03-02 22:25 ` [Intel-gfx] [PATCH 07/51] drm/qxl: " Daniel Vetter
2020-03-03 7:44 ` Gerd Hoffmann
2020-03-02 22:25 ` [Intel-gfx] [PATCH 08/51] drm/i915: " Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 09/51] drm/cirrus: " Daniel Vetter
2020-03-03 7:49 ` Gerd Hoffmann
2020-03-03 8:27 ` Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 10/51] drm/v3d: " Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 11/51] drm/tidss: " Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 12/51] drm/mcde: " Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 13/51] drm/vgem: " Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 14/51] drm/vkms: " Daniel Vetter
2020-03-02 22:25 ` [Intel-gfx] [PATCH 15/51] drm/repaper: " Daniel Vetter
2020-03-06 20:27 ` Sam Ravnborg
2020-03-02 22:25 ` [Intel-gfx] [PATCH 16/51] drm/ingenic: " Daniel Vetter
2020-03-06 20:27 ` Sam Ravnborg
2020-03-02 22:25 ` [Intel-gfx] [PATCH 17/51] drm/gm12u320: " Daniel Vetter
2020-03-06 20:27 ` Sam Ravnborg
2020-03-02 22:25 ` [Intel-gfx] [PATCH 18/51] drm/<drivers>: " Daniel Vetter
2020-03-06 20:28 ` Sam Ravnborg
2020-03-02 22:25 ` [Intel-gfx] [PATCH 19/51] drm: Cleanups after drmm_add_final_kfree rollout Daniel Vetter
2020-03-03 8:45 ` [Intel-gfx] [PATCH] " Daniel Vetter
2020-03-06 20:31 ` Sam Ravnborg
2020-03-06 20:29 ` [Intel-gfx] [PATCH 19/51] " Sam Ravnborg
2020-03-11 9:15 ` Thomas Zimmermann
2020-03-02 22:26 ` [Intel-gfx] [PATCH 20/51] drm: Handle dev->unique with drmm_ Daniel Vetter
2020-03-06 20:37 ` Sam Ravnborg
2020-03-23 10:54 ` Daniel Vetter
2020-03-11 9:19 ` Thomas Zimmermann
2020-03-02 22:26 ` [Intel-gfx] [PATCH 21/51] drm: Use drmm_ for drm_dev_init cleanup Daniel Vetter
2020-03-11 9:39 ` Thomas Zimmermann
2020-03-16 9:02 ` Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 22/51] drm: manage drm_minor cleanup with drmm_ Daniel Vetter
2020-03-11 9:59 ` Thomas Zimmermann
2020-03-16 9:07 ` Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 23/51] drm: Manage drm_gem_init " Daniel Vetter
2020-03-07 8:20 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 24/51] drm: Manage drm_vblank_cleanup " Daniel Vetter
2020-03-07 8:28 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 25/51] drm: Garbage collect drm_dev_fini Daniel Vetter
2020-03-07 8:30 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 26/51] drm: Manage drm_mode_config_init with drmm_ Daniel Vetter
2020-03-06 20:04 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 27/51] drm/bochs: Remove leftover drm_atomic_helper_shutdown Daniel Vetter
2020-03-03 7:49 ` Gerd Hoffmann
2020-03-02 22:26 ` [Intel-gfx] [PATCH 28/51] drm/bochs: Drop explicit drm_mode_config_cleanup Daniel Vetter
2020-03-03 7:50 ` Gerd Hoffmann
2020-03-06 20:14 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 29/51] drm/cirrus: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-03 7:51 ` Gerd Hoffmann
2020-03-02 22:26 ` [Intel-gfx] [PATCH 30/51] drm/cirrus: Fully embrace devm_ Daniel Vetter
2020-03-03 7:51 ` Gerd Hoffmann
2020-03-02 22:26 ` [Intel-gfx] [PATCH 31/51] drm/ingenic: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-06 20:17 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 32/51] drm/mcde: " Daniel Vetter
2020-03-06 20:18 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 33/51] drm/mcde: More devm_drm_dev_init Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 34/51] drm/meson: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 35/51] drm/pl111: " Daniel Vetter
2020-03-07 8:37 ` Sam Ravnborg [this message]
2020-03-02 22:26 ` [Intel-gfx] [PATCH 36/51] drm/rcar-du: " Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 37/51] drm/rockchip: " Daniel Vetter
2020-03-07 8:38 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 38/51] drm/stm: " Daniel Vetter
2020-03-07 9:25 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 39/51] drm/shmob: " Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 40/51] drm/mtk: " Daniel Vetter
2020-03-07 9:26 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 41/51] drm/tidss: " Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 42/51] drm/gm12u320: More drmm_ Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 43/51] drm/gm12u320: Use devm_drm_dev_init Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 44/51] drm/gm12u320: Use helpers for shutdown/suspend/resume Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 45/51] drm/gm12u320: Simplify upload work Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 46/51] drm/repaper: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-07 9:31 ` Sam Ravnborg
2020-03-02 22:26 ` [Intel-gfx] [PATCH 47/51] drm/mipi-dbi: Move drm_mode_config_init into mipi library Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 48/51] drm/mipi-dbi: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 49/51] drm/udl: " Daniel Vetter
2020-03-02 22:26 ` [Intel-gfx] [PATCH 50/51] drm/udl: drop drm_driver.release hook Daniel Vetter
2020-03-03 7:57 ` Thomas Zimmermann
2020-03-02 22:26 ` [Intel-gfx] [PATCH 51/51] drm: Add docs for managed resources Daniel Vetter
2020-03-07 10:07 ` Sam Ravnborg
2020-03-02 23:08 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm_device managed resources (rev2) Patchwork
2020-03-02 23:10 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2020-03-02 23:25 ` [Intel-gfx] ✗ Fi.CI.DOCS: " Patchwork
2020-03-02 23:34 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2020-03-03 9:02 ` [Intel-gfx] ✗ Fi.CI.CHECKPATCH: warning for drm_device managed resources (rev4) Patchwork
2020-03-03 9:04 ` [Intel-gfx] ✗ Fi.CI.SPARSE: " Patchwork
2020-03-03 9:18 ` [Intel-gfx] ✗ Fi.CI.DOCS: " Patchwork
2020-03-03 9:37 ` [Intel-gfx] ✓ Fi.CI.BAT: success " Patchwork
2020-03-03 12:02 ` [Intel-gfx] ✓ Fi.CI.IGT: success for drm_device managed resources (rev2) Patchwork
2020-03-03 18:34 ` [Intel-gfx] ✓ Fi.CI.IGT: success for drm_device managed resources (rev4) Patchwork
-- strict thread matches above, loose matches on Subject: below --
2020-03-23 14:48 [Intel-gfx] [PATCH 00/51] drm_device managed resources, v5 Daniel Vetter
2020-03-23 14:49 ` [Intel-gfx] [PATCH 35/51] drm/pl111: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-02-27 18:14 [Intel-gfx] [PATCH 00/51] drm managed resources, v3 Daniel Vetter
2020-02-27 18:15 ` [Intel-gfx] [PATCH 35/51] drm/pl111: Drop explicit drm_mode_config_cleanup call Daniel Vetter
2020-02-21 21:02 [Intel-gfx] [PATCH 00/51] drm managed resources, v2 Daniel Vetter
2020-02-21 21:03 ` [Intel-gfx] [PATCH 35/51] drm/pl111: Drop explicit drm_mode_config_cleanup call Daniel Vetter
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