On Wed, Apr 15, 2020 at 09:40:20AM +0200, Daniel Vetter wrote:
> With autocleanup through drm_device management we can delete all the
> code. Possible now that there's no confusion against devm_kzalloc'ed
> structures anymore.
>
> I inlined arcpgu_setup_mode_config because it's tiny and the newly
> needed return value handling would have been more ...
>
> Signed-off-by: Daniel Vetter <daniel.vetter@xxxxxxxxx>
> Cc: Alexey Brodkin <abrodkin@xxxxxxxxxxxx>
Acked-by: Sam Ravnborg <sam@xxxxxxxxxxxx>
> ---
> drivers/gpu/drm/arc/arcpgu_crtc.c | 4 +---
> drivers/gpu/drm/arc/arcpgu_drv.c | 21 +++++++++------------
> drivers/gpu/drm/arc/arcpgu_hdmi.c | 6 +-----
> drivers/gpu/drm/arc/arcpgu_sim.c | 11 ++---------
> 4 files changed, 13 insertions(+), 29 deletions(-)
>
> diff --git a/drivers/gpu/drm/arc/arcpgu_crtc.c b/drivers/gpu/drm/arc/arcpgu_crtc.c
> index 88ba2e284fc0..72719556debb 100644
> --- a/drivers/gpu/drm/arc/arcpgu_crtc.c
> +++ b/drivers/gpu/drm/arc/arcpgu_crtc.c
> @@ -209,10 +209,8 @@ int arc_pgu_setup_crtc(struct drm_device *drm)
>
> ret = drm_crtc_init_with_planes(drm, &arcpgu->pipe.crtc, primary, NULL,
> &arc_pgu_crtc_funcs, NULL);
> - if (ret) {
> - arc_pgu_plane_destroy(primary);
> + if (ret)
> return ret;
> - }
>
> drm_crtc_helper_add(&arcpgu->pipe.crtc, &arc_pgu_crtc_helper_funcs);
> return 0;
> diff --git a/drivers/gpu/drm/arc/arcpgu_drv.c b/drivers/gpu/drm/arc/arcpgu_drv.c
> index a419f279e129..40c9fc12d515 100644
> --- a/drivers/gpu/drm/arc/arcpgu_drv.c
> +++ b/drivers/gpu/drm/arc/arcpgu_drv.c
> @@ -30,16 +30,6 @@ static const struct drm_mode_config_funcs arcpgu_drm_modecfg_funcs = {
> .atomic_commit = drm_atomic_helper_commit,
> };
>
> -static void arcpgu_setup_mode_config(struct drm_device *drm)
> -{
> - drm_mode_config_init(drm);
> - drm->mode_config.min_width = 0;
> - drm->mode_config.min_height = 0;
> - drm->mode_config.max_width = 1920;
> - drm->mode_config.max_height = 1080;
> - drm->mode_config.funcs = &arcpgu_drm_modecfg_funcs;
> -}
> -
> DEFINE_DRM_GEM_CMA_FOPS(arcpgu_drm_ops);
>
> static int arcpgu_load(struct arcpgu_drm_private *arcpgu)
> @@ -54,7 +44,15 @@ static int arcpgu_load(struct arcpgu_drm_private *arcpgu)
> if (IS_ERR(arcpgu->clk))
> return PTR_ERR(arcpgu->clk);
>
> - arcpgu_setup_mode_config(drm);
> + ret = drmm_mode_config_init(drm);
> + if (ret)
> + return ret;
> +
> + drm->mode_config.min_width = 0;
> + drm->mode_config.min_height = 0;
> + drm->mode_config.max_width = 1920;
> + drm->mode_config.max_height = 1080;
> + drm->mode_config.funcs = &arcpgu_drm_modecfg_funcs;
>
> res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> arcpgu->regs = devm_ioremap_resource(&pdev->dev, res);
> @@ -108,7 +106,6 @@ static int arcpgu_unload(struct drm_device *drm)
> {
> drm_kms_helper_poll_fini(drm);
> drm_atomic_helper_shutdown(drm);
> - drm_mode_config_cleanup(drm);
>
> return 0;
> }
> diff --git a/drivers/gpu/drm/arc/arcpgu_hdmi.c b/drivers/gpu/drm/arc/arcpgu_hdmi.c
> index dbad2c9237fe..925d6d31bb78 100644
> --- a/drivers/gpu/drm/arc/arcpgu_hdmi.c
> +++ b/drivers/gpu/drm/arc/arcpgu_hdmi.c
> @@ -39,9 +39,5 @@ int arcpgu_drm_hdmi_init(struct drm_device *drm, struct device_node *np)
> return ret;
>
> /* Link drm_bridge to encoder */
> - ret = drm_bridge_attach(encoder, bridge, NULL, 0);
> - if (ret)
> - drm_encoder_cleanup(encoder);
> -
> - return ret;
> + return drm_bridge_attach(encoder, bridge, NULL, 0);
> }
> diff --git a/drivers/gpu/drm/arc/arcpgu_sim.c b/drivers/gpu/drm/arc/arcpgu_sim.c
> index 3772df1647aa..afc34f8b4de0 100644
> --- a/drivers/gpu/drm/arc/arcpgu_sim.c
> +++ b/drivers/gpu/drm/arc/arcpgu_sim.c
> @@ -73,21 +73,14 @@ int arcpgu_drm_sim_init(struct drm_device *drm, struct device_node *np)
> DRM_MODE_CONNECTOR_VIRTUAL);
> if (ret < 0) {
> dev_err(drm->dev, "failed to initialize drm connector\n");
> - goto error_encoder_cleanup;
> + return ret;
> }
>
> ret = drm_connector_attach_encoder(connector, encoder);
> if (ret < 0) {
> dev_err(drm->dev, "could not attach connector to encoder\n");
> - goto error_connector_cleanup;
> + return ret;
> }
>
> return 0;
> -
> -error_connector_cleanup:
> - drm_connector_cleanup(connector);
> -
> -error_encoder_cleanup:
> - drm_encoder_cleanup(encoder);
> - return ret;
> }
> --
> 2.25.1
>
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