From be8c8403f63cf9f55feecbdcf8827197c065ba7d Mon Sep 17 00:00:00 2001 From: Tian Tao Date: Thu, 2 Jul 2020 16:54:41 +0800 Subject: [PATCH] drm/hisilicon: Code refactoring for hibmc_drv_vdac 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 Reviewed-by: Thomas Zimmermann Signed-off-by: Thomas Zimmermann Link: https://patchwork.freedesktop.org/patch/msgid/1593680081-60313-1-git-send-email-tiantao6@hisilicon.com --- .../gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 2 + .../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 50a0c1f9d211..609768748de6 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 678ac2ef2a93..2ca69c38491a 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; -- 2.25.1