Thanks!
Am 02.07.20 um 10:54 schrieb Tian Tao:
> code refactoring for hibmc_drv_vdac.c, no actual function changes.
>
> v2:
> remove the debug message.
>
> v3:
> embedding connector and encoder in struct hibmc_drm_private.
>
> Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
Reviewed-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
Maybe others want to comment on the patch, so I'll give it a few more
days before I add it to drm-misc-next. Don't hesitate to ping me if I
forget about it.
Best regards
Thomas
> ---
> drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 2 +
> drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 52 +++++-------------------
> 2 files changed, 13 insertions(+), 41 deletions(-)
>
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> index 50a0c1f..6097687 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h
> @@ -29,6 +29,8 @@ struct hibmc_drm_private {
>
> /* drm */
> struct drm_device *dev;
> + struct drm_encoder encoder;
> + struct drm_connector connector;
> bool mode_config_initialized;
> };
>
> diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
> index 678ac2e..2ca69c3 100644
> --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
> +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c
> @@ -52,32 +52,6 @@ static const struct drm_connector_funcs hibmc_connector_funcs = {
> .atomic_destroy_state = drm_atomic_helper_connector_destroy_state,
> };
>
> -static struct drm_connector *
> -hibmc_connector_init(struct hibmc_drm_private *priv)
> -{
> - struct drm_device *dev = priv->dev;
> - struct drm_connector *connector;
> - int ret;
> -
> - connector = devm_kzalloc(dev->dev, sizeof(*connector), GFP_KERNEL);
> - if (!connector) {
> - DRM_ERROR("failed to alloc memory when init connector\n");
> - return ERR_PTR(-ENOMEM);
> - }
> -
> - ret = drm_connector_init(dev, connector,
> - &hibmc_connector_funcs,
> - DRM_MODE_CONNECTOR_VGA);
> - if (ret) {
> - DRM_ERROR("failed to init connector: %d\n", ret);
> - return ERR_PTR(ret);
> - }
> - drm_connector_helper_add(connector,
> - &hibmc_connector_helper_funcs);
> -
> - return connector;
> -}
> -
> static void hibmc_encoder_mode_set(struct drm_encoder *encoder,
> struct drm_display_mode *mode,
> struct drm_display_mode *adj_mode)
> @@ -105,23 +79,10 @@ static const struct drm_encoder_funcs hibmc_encoder_funcs = {
> int hibmc_vdac_init(struct hibmc_drm_private *priv)
> {
> struct drm_device *dev = priv->dev;
> - struct drm_encoder *encoder;
> - struct drm_connector *connector;
> + struct drm_encoder *encoder = &priv->encoder;
> + struct drm_connector *connector = &priv->connector;
> int ret;
>
> - connector = hibmc_connector_init(priv);
> - if (IS_ERR(connector)) {
> - DRM_ERROR("failed to create connector: %ld\n",
> - PTR_ERR(connector));
> - return PTR_ERR(connector);
> - }
> -
> - encoder = devm_kzalloc(dev->dev, sizeof(*encoder), GFP_KERNEL);
> - if (!encoder) {
> - DRM_ERROR("failed to alloc memory when init encoder\n");
> - return -ENOMEM;
> - }
> -
> encoder->possible_crtcs = 0x1;
> ret = drm_encoder_init(dev, encoder, &hibmc_encoder_funcs,
> DRM_MODE_ENCODER_DAC, NULL);
> @@ -131,6 +92,15 @@ int hibmc_vdac_init(struct hibmc_drm_private *priv)
> }
>
> drm_encoder_helper_add(encoder, &hibmc_encoder_helper_funcs);
> +
> + ret = drm_connector_init(dev, connector, &hibmc_connector_funcs,
> + DRM_MODE_CONNECTOR_VGA);
> + if (ret) {
> + DRM_ERROR("failed to init connector: %d\n", ret);
> + return ret;
> + }
> + drm_connector_helper_add(connector, &hibmc_connector_helper_funcs);
> +
> drm_connector_attach_encoder(connector, encoder);
>
> return 0;
>
--
Thomas Zimmermann
Graphics Driver Developer
SUSE Software Solutions Germany GmbH
Maxfeldstr. 5, 90409 Nürnberg, Germany
(HRB 36809, AG Nürnberg)
Geschäftsführer: Felix Imendörffer
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