Am 02.12.20 um 09:47 schrieb Tian Tao:
Use the devm_drm_dev_alloc provided by the drm framework to alloc a structure hibmc_drm_private. Signed-off-by: Tian Tao <tiantao6@xxxxxxxxxxxxx>
This looks good now. Thanks for sticking to it. Acked-by: Thomas Zimmermann <tzimmermann@xxxxxxx>
--- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c | 2 +- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 46 +++++++++++------------- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h | 4 +-- drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c | 2 +- drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c | 8 +++-- 5 files changed, 30 insertions(+), 32 deletions(-) diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c index ea962ac..096eea9 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_de.c @@ -499,7 +499,7 @@ static const struct drm_crtc_helper_funcs hibmc_crtc_helper_funcs = {int hibmc_de_init(struct hibmc_drm_private *priv){ - struct drm_device *dev = priv->dev; + struct drm_device *dev = &priv->dev; struct drm_crtc *crtc = &priv->crtc; struct drm_plane *plane = &priv->primary_plane; int ret; diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index d845657..13e8a28 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -79,31 +79,32 @@ static const struct dev_pm_ops hibmc_pm_ops = {static int hibmc_kms_init(struct hibmc_drm_private *priv){ + struct drm_device *dev = &priv->dev; int ret;- drm_mode_config_init(priv->dev);+ drm_mode_config_init(dev); priv->mode_config_initialized = true;- priv->dev->mode_config.min_width = 0;- priv->dev->mode_config.min_height = 0; - priv->dev->mode_config.max_width = 1920; - priv->dev->mode_config.max_height = 1200; + dev->mode_config.min_width = 0; + dev->mode_config.min_height = 0; + dev->mode_config.max_width = 1920; + dev->mode_config.max_height = 1200;- priv->dev->mode_config.fb_base = priv->fb_base;- priv->dev->mode_config.preferred_depth = 32; - priv->dev->mode_config.prefer_shadow = 1; + dev->mode_config.fb_base = priv->fb_base; + dev->mode_config.preferred_depth = 32; + dev->mode_config.prefer_shadow = 1;- priv->dev->mode_config.funcs = (void *)&hibmc_mode_funcs;+ dev->mode_config.funcs = (void *)&hibmc_mode_funcs;ret = hibmc_de_init(priv);if (ret) { - drm_err(priv->dev, "failed to init de: %d\n", ret); + drm_err(dev, "failed to init de: %d\n", ret); return ret; }ret = hibmc_vdac_init(priv);if (ret) { - drm_err(priv->dev, "failed to init vdac: %d\n", ret); + drm_err(dev, "failed to init vdac: %d\n", ret); return ret; }@@ -113,7 +114,7 @@ static int hibmc_kms_init(struct hibmc_drm_private *priv)static void hibmc_kms_fini(struct hibmc_drm_private *priv) { if (priv->mode_config_initialized) { - drm_mode_config_cleanup(priv->dev); + drm_mode_config_cleanup(&priv->dev); priv->mode_config_initialized = false; } } @@ -202,7 +203,7 @@ static void hibmc_hw_config(struct hibmc_drm_private *priv)static int hibmc_hw_map(struct hibmc_drm_private *priv){ - struct drm_device *dev = priv->dev; + struct drm_device *dev = &priv->dev; struct pci_dev *pdev = dev->pdev; resource_size_t addr, size, ioaddr, iosize;@@ -258,17 +259,9 @@ static int hibmc_unload(struct drm_device *dev) static int hibmc_load(struct drm_device *dev){ - struct hibmc_drm_private *priv; + struct hibmc_drm_private *priv = to_hibmc_drm_private(dev); int ret;- priv = drmm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);- if (!priv) { - drm_err(dev, "no memory to allocate for hibmc_drm_private\n"); - return -ENOMEM; - } - dev->dev_private = priv; - priv->dev = dev; - ret = hibmc_hw_init(priv); if (ret) goto err; @@ -310,6 +303,7 @@ static int hibmc_load(struct drm_device *dev) static int hibmc_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent) { + struct hibmc_drm_private *priv; struct drm_device *dev; int ret;@@ -318,12 +312,14 @@ static int hibmc_pci_probe(struct pci_dev *pdev,if (ret) return ret;- dev = drm_dev_alloc(&hibmc_driver, &pdev->dev);- if (IS_ERR(dev)) { + priv = devm_drm_dev_alloc(&pdev->dev, &hibmc_driver, + struct hibmc_drm_private, dev); + if (IS_ERR(priv)) { DRM_ERROR("failed to allocate drm_device\n"); - return PTR_ERR(dev); + return PTR_ERR(priv); }+ dev = &priv->dev;dev->pdev = pdev; pci_set_drvdata(pdev, dev);diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.hindex f310a83..7e0c756 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.h @@ -37,7 +37,7 @@ struct hibmc_drm_private { resource_size_t fb_size;/* drm */- struct drm_device *dev; + struct drm_device dev; struct drm_plane primary_plane; struct drm_crtc crtc; struct drm_encoder encoder; @@ -52,7 +52,7 @@ static inline struct hibmc_connector *to_hibmc_connector(struct drm_connector *cstatic inline struct hibmc_drm_private *to_hibmc_drm_private(struct drm_device *dev){ - return dev->dev_private; + return container_of(dev, struct hibmc_drm_private, dev); }void hibmc_set_power_mode(struct hibmc_drm_private *priv,diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c index 74e26c2..d35548d 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_vdac.c @@ -96,7 +96,7 @@ 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_device *dev = &priv->dev; struct hibmc_connector *hibmc_connector = &priv->connector; struct drm_encoder *encoder = &priv->encoder; struct drm_connector *connector = &hibmc_connector->base; diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c index 602ece1..e84fb81 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_ttm.c @@ -25,7 +25,7 @@ int hibmc_mm_init(struct hibmc_drm_private *hibmc) { struct drm_vram_mm *vmm; int ret; - struct drm_device *dev = hibmc->dev; + struct drm_device *dev = &hibmc->dev;vmm = drm_vram_helper_alloc_mm(dev,pci_resource_start(dev->pdev, 0), @@ -41,10 +41,12 @@ int hibmc_mm_init(struct hibmc_drm_private *hibmc)void hibmc_mm_fini(struct hibmc_drm_private *hibmc){ - if (!hibmc->dev->vram_mm) + struct drm_device *dev = &hibmc->dev; + + if (!dev->vram_mm) return;- drm_vram_helper_release_mm(hibmc->dev);+ drm_vram_helper_release_mm(dev); }int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev,
-- 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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