Lines Matching refs:drm
5 * This code is based on drivers/gpu/drm/mxsfb/mxsfb*
17 #include <drm/drm_atomic_helper.h>
18 #include <drm/drm_bridge.h>
19 #include <drm/drm_drv.h>
20 #include <drm/drm_encoder.h>
21 #include <drm/drm_fbdev_dma.h>
22 #include <drm/drm_gem_dma_helper.h>
23 #include <drm/drm_gem_framebuffer_helper.h>
24 #include <drm/drm_mode_config.h>
25 #include <drm/drm_module.h>
26 #include <drm/drm_of.h>
27 #include <drm/drm_probe_helper.h>
28 #include <drm/drm_vblank.h>
49 struct device *dev = lcdif->drm->dev;
90 ret = drm_encoder_init(lcdif->drm, encoder, &lcdif_encoder_funcs,
113 struct drm_device *drm = data;
114 struct lcdif_drm_private *lcdif = drm->dev_private;
132 static int lcdif_load(struct drm_device *drm)
134 struct platform_device *pdev = to_platform_device(drm->dev);
143 lcdif->drm = drm;
144 drm->dev_private = lcdif;
147 lcdif->base = devm_ioremap_resource(drm->dev, res);
151 lcdif->clk = devm_clk_get(drm->dev, "pix");
155 lcdif->clk_axi = devm_clk_get(drm->dev, "axi");
159 lcdif->clk_disp_axi = devm_clk_get(drm->dev, "disp_axi");
163 platform_set_drvdata(pdev, drm);
165 ret = dma_set_mask_and_coherent(drm->dev, DMA_BIT_MASK(36));
170 drm_mode_config_init(drm);
174 dev_err(drm->dev, "Failed to initialize KMS pipeline\n");
178 ret = drm_vblank_init(drm, drm->mode_config.num_crtc);
180 dev_err(drm->dev, "Failed to initialise vblank\n");
189 return dev_err_probe(drm->dev, ret, "Cannot connect bridge\n");
191 drm->mode_config.min_width = LCDIF_MIN_XRES;
192 drm->mode_config.min_height = LCDIF_MIN_YRES;
193 drm->mode_config.max_width = LCDIF_MAX_XRES;
194 drm->mode_config.max_height = LCDIF_MAX_YRES;
195 drm->mode_config.funcs = &lcdif_mode_config_funcs;
196 drm->mode_config.helper_private = &lcdif_mode_config_helpers;
198 drm_mode_config_reset(drm);
205 ret = devm_request_irq(drm->dev, lcdif->irq, lcdif_irq_handler, 0,
206 drm->driver->name, drm);
208 dev_err(drm->dev, "Failed to install IRQ handler\n");
212 drm_kms_helper_poll_init(drm);
214 drm_helper_hpd_irq_event(drm);
216 pm_runtime_enable(drm->dev);
221 static void lcdif_unload(struct drm_device *drm)
223 struct lcdif_drm_private *lcdif = drm->dev_private;
225 pm_runtime_get_sync(drm->dev);
229 drm_kms_helper_poll_fini(drm);
230 drm_mode_config_cleanup(drm);
232 pm_runtime_put_sync(drm->dev);
233 pm_runtime_disable(drm->dev);
235 drm->dev_private = NULL;
260 struct drm_device *drm;
263 drm = drm_dev_alloc(&lcdif_driver, &pdev->dev);
264 if (IS_ERR(drm))
265 return PTR_ERR(drm);
267 ret = lcdif_load(drm);
271 ret = drm_dev_register(drm, 0);
275 drm_fbdev_dma_setup(drm, 32);
280 lcdif_unload(drm);
282 drm_dev_put(drm);
289 struct drm_device *drm = platform_get_drvdata(pdev);
291 drm_dev_unregister(drm);
292 drm_atomic_helper_shutdown(drm);
293 lcdif_unload(drm);
294 drm_dev_put(drm);
299 struct drm_device *drm = platform_get_drvdata(pdev);
301 drm_atomic_helper_shutdown(drm);
306 struct drm_device *drm = dev_get_drvdata(dev);
307 struct lcdif_drm_private *lcdif = drm->dev_private;
321 struct drm_device *drm = dev_get_drvdata(dev);
322 struct lcdif_drm_private *lcdif = drm->dev_private;
336 struct drm_device *drm = dev_get_drvdata(dev);
339 ret = drm_mode_config_helper_suspend(drm);
348 struct drm_device *drm = dev_get_drvdata(dev);
352 return drm_mode_config_helper_resume(drm);