From: Paul Cercueil <paul@crapouillou.net>
To: Stephen Boyd <swboyd@chromium.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
linux-kernel@vger.kernel.org, linux-arm-msm@vger.kernel.org,
dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org,
Daniel Vetter <daniel.vetter@ffwll.ch>,
"Rafael J. Wysocki" <rafael@kernel.org>,
Rob Clark <robdclark@gmail.com>,
Russell King <rmk+kernel@arm.linux.org.uk>,
Saravana Kannan <saravanak@google.com>
Subject: Re: [PATCH v2 15/34] drm/ingenic: Migrate to aggregate driver
Date: Thu, 07 Oct 2021 22:29:42 +0100 [thread overview]
Message-ID: <IDMM0R.KPFO72NRAH8T2@crapouillou.net> (raw)
In-Reply-To: <20211006193819.2654854-16-swboyd@chromium.org>
Hi Stephen,
Le mer., oct. 6 2021 at 12:38:00 -0700, Stephen Boyd
<swboyd@chromium.org> a écrit :
> Use an aggregate driver instead of component ops so that we can get
> proper driver probe ordering of the aggregate device with respect to
> all
> the component devices that make up the aggregate device.
>
> TODO: Move the helpers to PM in aggregate driver hooks.
>
> Cc: Paul Cercueil <paul@crapouillou.net>
> Cc: Daniel Vetter <daniel.vetter@ffwll.ch>
> Cc: "Rafael J. Wysocki" <rafael@kernel.org>
> Cc: Rob Clark <robdclark@gmail.com>
> Cc: Russell King <rmk+kernel@arm.linux.org.uk>
> Cc: Saravana Kannan <saravanak@google.com>
> Signed-off-by: Stephen Boyd <swboyd@chromium.org>
> ---
> drivers/gpu/drm/ingenic/ingenic-drm-drv.c | 24
> +++++++++++++++++------
> 1 file changed, 18 insertions(+), 6 deletions(-)
>
> diff --git a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> index a5df1c8d34cd..058b7bfe5610 100644
> --- a/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> +++ b/drivers/gpu/drm/ingenic/ingenic-drm-drv.c
> @@ -1150,8 +1150,10 @@ static int ingenic_drm_bind(struct device
> *dev, bool has_components)
> return ret;
> }
>
> -static int ingenic_drm_bind_with_components(struct device *dev)
> +static int ingenic_drm_bind_with_components(struct aggregate_device
> *adev)
> {
> + struct device *dev = adev->parent;
> +
> return ingenic_drm_bind(dev, true);
> }
>
> @@ -1174,9 +1176,19 @@ static void ingenic_drm_unbind(struct device
> *dev)
> drm_atomic_helper_shutdown(&priv->drm);
> }
>
> -static const struct component_master_ops ingenic_master_ops = {
> - .bind = ingenic_drm_bind_with_components,
> - .unbind = ingenic_drm_unbind,
> +static void ingenic_aggregate_remove(struct aggregate_device *adev)
> +{
> + struct device *dev = adev->parent;
Space here.
With that:
Acked-by: Paul Cercueil <paul@crapouillou.net>
Cheers,
-Paul
> + ingenic_drm_unbind(dev);
> +}
> +
> +static struct aggregate_driver ingenic_aggregate_driver = {
> + .probe = ingenic_drm_bind_with_components,
> + .remove = ingenic_aggregate_remove,
> + .driver = {
> + .name = "ingenic_drm",
> + .owner = THIS_MODULE,
> + },
> };
>
> static int ingenic_drm_probe(struct platform_device *pdev)
> @@ -1196,7 +1208,7 @@ static int ingenic_drm_probe(struct
> platform_device *pdev)
> drm_of_component_match_add(dev, &match, compare_of, np);
> of_node_put(np);
>
> - return component_master_add_with_match(dev, &ingenic_master_ops,
> match);
> + return component_aggregate_register(dev, &ingenic_aggregate_driver,
> match);
> }
>
> static int ingenic_drm_remove(struct platform_device *pdev)
> @@ -1206,7 +1218,7 @@ static int ingenic_drm_remove(struct
> platform_device *pdev)
> if (!IS_ENABLED(CONFIG_DRM_INGENIC_IPU))
> ingenic_drm_unbind(dev);
> else
> - component_master_del(dev, &ingenic_master_ops);
> + component_aggregate_unregister(dev, &ingenic_aggregate_driver);
>
> return 0;
> }
> --
> https://chromeos.dev
>
next prev parent reply other threads:[~2021-10-07 21:29 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-06 19:37 [PATCH v2 00/34] component: Make into an aggregate bus Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 01/34] component: Introduce struct aggregate_device Stephen Boyd
2021-10-07 1:17 ` Laurent Pinchart
2021-10-07 18:36 ` Stephen Boyd
2021-10-13 12:22 ` Daniel Vetter
2021-10-13 19:49 ` Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 02/34] component: Introduce the aggregate bus_type Stephen Boyd
2021-10-06 22:42 ` kernel test robot
2021-10-07 3:07 ` Saravana Kannan
2021-10-07 18:40 ` Stephen Boyd
2021-10-07 20:11 ` Stephen Boyd
2021-10-08 1:10 ` Saravana Kannan
2021-10-08 1:24 ` Stephen Boyd
2021-10-08 1:32 ` Saravana Kannan
2021-10-08 1:37 ` Stephen Boyd
2021-10-07 5:37 ` Greg Kroah-Hartman
2021-10-07 20:42 ` Stephen Boyd
2021-10-14 13:27 ` Daniel Vetter
2021-10-06 19:37 ` [PATCH v2 03/34] component: Move struct aggregate_device out to header file Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 04/34] drm/msm: Migrate to aggregate driver Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 05/34] component: Add {bind,unbind}_component() ops that take aggregate device Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 06/34] drm/of: Add a drm_of_aggregate_probe() API Stephen Boyd
2021-10-06 22:28 ` kernel test robot
2021-10-06 22:36 ` kernel test robot
2021-10-06 19:37 ` [PATCH v2 07/34] drm/komeda: Migrate to aggregate driver Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 08/34] drm/arm/hdlcd: " Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 09/34] drm/malidp: " Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 10/34] drm/armada: " Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 11/34] drm/etnaviv: " Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 12/34] drm/kirin: " Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 13/34] drm/exynos: " Stephen Boyd
2021-10-06 19:37 ` [PATCH v2 14/34] drm/imx: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 15/34] drm/ingenic: " Stephen Boyd
2021-10-07 21:29 ` Paul Cercueil [this message]
2021-10-06 19:38 ` [PATCH v2 16/34] drm/mcde: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 17/34] drm/mediatek: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 18/34] drm/meson: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 19/34] drm/omap: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 20/34] drm/rockchip: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 21/34] drm/sti: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 22/34] drm/sun4i: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 23/34] drm/tilcdc: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 24/34] drm/vc4: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 25/34] drm/zte: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 26/34] iommu/mtk: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 27/34] mei: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 28/34] power: supply: ab8500: " Stephen Boyd
2021-10-13 16:24 ` Sebastian Reichel
2021-10-06 19:38 ` [PATCH v2 29/34] fbdev: omap2: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 30/34] sound: hdac: " Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 31/34] ASoC: codecs: wcd938x: " Stephen Boyd
2021-10-07 12:35 ` Mark Brown
2021-10-06 19:38 ` [PATCH v2 32/34] component: Get rid of drm_of_component_probe() Stephen Boyd
2021-10-06 19:38 ` [PATCH v2 33/34] component: Remove component_master_ops and friends Stephen Boyd
2021-10-06 23:19 ` kernel test robot
2021-10-06 19:38 ` [PATCH v2 34/34] component: Remove all references to 'master' Stephen Boyd
2021-10-07 10:16 ` [PATCH v2 00/34] component: Make into an aggregate bus Andrzej Hajda
2021-10-07 20:46 ` Stephen Boyd
2021-10-13 12:14 ` Daniel Vetter
[not found] ` <CAHp75VdLg-rBjCDGEwgkY6QDbFGW0of4SjSmp08FXXRN_raQtQ@mail.gmail.com>
2021-10-07 12:33 ` Andrzej Hajda
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