diff options
Diffstat (limited to 'drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c')
| -rw-r--r-- | drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c | 104 |
1 files changed, 50 insertions, 54 deletions
diff --git a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c index d845657fd99c..abd6250d5a14 100644 --- a/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c +++ b/drivers/gpu/drm/hisilicon/hibmc/hibmc_drm_drv.c @@ -16,6 +16,7 @@ #include <drm/drm_atomic_helper.h> #include <drm/drm_drv.h> +#include <drm/drm_gem_framebuffer_helper.h> #include <drm/drm_gem_vram_helper.h> #include <drm/drm_irq.h> #include <drm/drm_managed.h> @@ -43,6 +44,12 @@ static irqreturn_t hibmc_drm_interrupt(int irq, void *arg) return IRQ_HANDLED; } +static int hibmc_dumb_create(struct drm_file *file, struct drm_device *dev, + struct drm_mode_create_dumb *args) +{ + return drm_gem_vram_fill_create_dumb(file, dev, 0, 128, args); +} + static const struct drm_driver hibmc_driver = { .driver_features = DRIVER_GEM | DRIVER_MODESET | DRIVER_ATOMIC, .fops = &hibmc_fops, @@ -77,47 +84,48 @@ static const struct dev_pm_ops hibmc_pm_ops = { hibmc_pm_resume) }; +static const struct drm_mode_config_funcs hibmc_mode_funcs = { + .mode_valid = drm_vram_helper_mode_valid, + .atomic_check = drm_atomic_helper_check, + .atomic_commit = drm_atomic_helper_commit, + .fb_create = drm_gem_fb_create, +}; + static int hibmc_kms_init(struct hibmc_drm_private *priv) { + struct drm_device *dev = &priv->dev; int ret; - drm_mode_config_init(priv->dev); - priv->mode_config_initialized = true; + ret = drmm_mode_config_init(dev); + if (ret) + return ret; - 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; } return 0; } -static void hibmc_kms_fini(struct hibmc_drm_private *priv) -{ - if (priv->mode_config_initialized) { - drm_mode_config_cleanup(priv->dev); - priv->mode_config_initialized = false; - } -} - /* * It can operate in one of three modes: 0, 1 or Sleep. */ @@ -202,8 +210,8 @@ 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 pci_dev *pdev = dev->pdev; + struct drm_device *dev = &priv->dev; + struct pci_dev *pdev = to_pci_dev(dev->dev); resource_size_t addr, size, ioaddr, iosize; ioaddr = pci_resource_start(pdev, 1); @@ -242,40 +250,31 @@ static int hibmc_hw_init(struct hibmc_drm_private *priv) static int hibmc_unload(struct drm_device *dev) { - struct hibmc_drm_private *priv = to_hibmc_drm_private(dev); - drm_atomic_helper_shutdown(dev); if (dev->irq_enabled) drm_irq_uninstall(dev); - pci_disable_msi(dev->pdev); - hibmc_kms_fini(priv); - hibmc_mm_fini(priv); - dev->dev_private = NULL; + pci_disable_msi(to_pci_dev(dev->dev)); + return 0; } static int hibmc_load(struct drm_device *dev) { - struct hibmc_drm_private *priv; + struct pci_dev *pdev = to_pci_dev(dev->dev); + 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; - ret = hibmc_mm_init(priv); - if (ret) + ret = drmm_vram_helper_init(dev, pci_resource_start(pdev, 0), priv->fb_size); + if (ret) { + drm_err(dev, "Error initializing VRAM MM; %d\n", ret); goto err; + } ret = hibmc_kms_init(priv); if (ret) @@ -287,11 +286,11 @@ static int hibmc_load(struct drm_device *dev) goto err; } - ret = pci_enable_msi(dev->pdev); + ret = pci_enable_msi(pdev); if (ret) { drm_warn(dev, "enabling MSI failed: %d\n", ret); } else { - ret = drm_irq_install(dev, dev->pdev->irq); + ret = drm_irq_install(dev, pdev->irq); if (ret) drm_warn(dev, "install irq failed: %d\n", ret); } @@ -310,6 +309,7 @@ err: 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; @@ -318,25 +318,26 @@ 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->pdev = pdev; + dev = &priv->dev; pci_set_drvdata(pdev, dev); - ret = pci_enable_device(pdev); + ret = pcim_enable_device(pdev); if (ret) { drm_err(dev, "failed to enable pci device: %d\n", ret); - goto err_free; + goto err_return; } ret = hibmc_load(dev); if (ret) { drm_err(dev, "failed to load hibmc: %d\n", ret); - goto err_disable; + goto err_return; } ret = drm_dev_register(dev, 0); @@ -352,11 +353,7 @@ static int hibmc_pci_probe(struct pci_dev *pdev, err_unload: hibmc_unload(dev); -err_disable: - pci_disable_device(pdev); -err_free: - drm_dev_put(dev); - +err_return: return ret; } @@ -366,7 +363,6 @@ static void hibmc_pci_remove(struct pci_dev *pdev) drm_dev_unregister(dev); hibmc_unload(dev); - drm_dev_put(dev); } static const struct pci_device_id hibmc_pci_table[] = { |