16 #include <drm/drm_atomic_helper.h>
17 #include <drm/drm_device.h>
18 #include <drm/drm_fbdev_dma.h>
19 #include <drm/drm_gem_dma_helper.h>
20 #include <drm/drm_gem_framebuffer_helper.h>
21 #include <drm/drm_module.h>
22 #include <drm/drm_probe_helper.h>
23 #include <drm/drm_simple_kms_helper.h>
24 #include <drm/drm_vblank.h>
25 #include <drm/drm_drv.h>
106 static int aspeed_gfx_setup_mode_config(struct drm_device *drm)  in aspeed_gfx_setup_mode_config()  argument
110 	ret = drmm_mode_config_init(drm);  in aspeed_gfx_setup_mode_config()
114 	drm->mode_config.min_width = 0;  in aspeed_gfx_setup_mode_config()
115 	drm->mode_config.min_height = 0;  in aspeed_gfx_setup_mode_config()
116 	drm->mode_config.max_width = 800;  in aspeed_gfx_setup_mode_config()
117 	drm->mode_config.max_height = 600;  in aspeed_gfx_setup_mode_config()
118 	drm->mode_config.funcs = &aspeed_gfx_mode_config_funcs;  in aspeed_gfx_setup_mode_config()
125 	struct drm_device *drm = data;  in aspeed_gfx_irq_handler()  local
126 	struct aspeed_gfx *priv = to_aspeed_gfx(drm);  in aspeed_gfx_irq_handler()
140 static int aspeed_gfx_load(struct drm_device *drm)  in aspeed_gfx_load()  argument
142 	struct platform_device *pdev = to_platform_device(drm->dev);  in aspeed_gfx_load()
143 	struct aspeed_gfx *priv = to_aspeed_gfx(drm);  in aspeed_gfx_load()
150 	priv->base = devm_ioremap_resource(drm->dev, res);  in aspeed_gfx_load()
173 	ret = of_reserved_mem_device_init(drm->dev);  in aspeed_gfx_load()
180 	ret = dma_set_mask_and_coherent(drm->dev, DMA_BIT_MASK(32));  in aspeed_gfx_load()
194 	priv->clk = devm_clk_get(drm->dev, NULL);  in aspeed_gfx_load()
206 	ret = aspeed_gfx_setup_mode_config(drm);  in aspeed_gfx_load()
210 	ret = drm_vblank_init(drm, 1);  in aspeed_gfx_load()
212 		dev_err(drm->dev, "Failed to initialise vblank\n");  in aspeed_gfx_load()
216 	ret = aspeed_gfx_create_output(drm);  in aspeed_gfx_load()
218 		dev_err(drm->dev, "Failed to create outputs\n");  in aspeed_gfx_load()
222 	ret = aspeed_gfx_create_pipe(drm);  in aspeed_gfx_load()
224 		dev_err(drm->dev, "Cannot setup simple display pipe\n");  in aspeed_gfx_load()
228 	ret = devm_request_irq(drm->dev, platform_get_irq(pdev, 0),  in aspeed_gfx_load()
229 			       aspeed_gfx_irq_handler, 0, "aspeed gfx", drm);  in aspeed_gfx_load()
231 		dev_err(drm->dev, "Failed to install IRQ handler\n");  in aspeed_gfx_load()
235 	drm_mode_config_reset(drm);  in aspeed_gfx_load()
240 static void aspeed_gfx_unload(struct drm_device *drm)  in aspeed_gfx_unload()  argument
242 	drm_kms_helper_poll_fini(drm);  in aspeed_gfx_unload()
251 	.name = "aspeed-gfx-drm",
252 	.desc = "ASPEED GFX DRM",
324 				  struct aspeed_gfx, drm);  in aspeed_gfx_probe()
328 	ret = aspeed_gfx_load(&priv->drm);  in aspeed_gfx_probe()
338 	ret = drm_dev_register(&priv->drm, 0);  in aspeed_gfx_probe()
342 	drm_fbdev_dma_setup(&priv->drm, 32);  in aspeed_gfx_probe()
347 	aspeed_gfx_unload(&priv->drm);  in aspeed_gfx_probe()
354 	struct drm_device *drm = platform_get_drvdata(pdev);  in aspeed_gfx_remove()  local
357 	drm_dev_unregister(drm);  in aspeed_gfx_remove()
358 	aspeed_gfx_unload(drm);  in aspeed_gfx_remove()
359 	drm_atomic_helper_shutdown(drm);  in aspeed_gfx_remove()
380 MODULE_DESCRIPTION("ASPEED BMC DRM/KMS driver");