drm/v3d/v3d_drv.c

32 #define DRIVER_NAME "v3d"
42 	struct v3d_dev *v3d = to_v3d_dev(dev);
83 		args->value = v3d_has_csd(v3d);
89 		args->value = (v3d->ver >= 40);
106 	struct v3d_dev *v3d = to_v3d_dev(dev);
115 	v3d_priv->v3d = v3d;
122 		sched = &v3d->queue[i].sched;
166 		drm_printf(p, "v3d-jobs-%s: \t%llu jobs\n",
227 	{ .compatible = "brcm,2711-v3d" },
228 	{ .compatible = "brcm,2712-v3d" },
229 	{ .compatible = "brcm,7268-v3d" },
230 	{ .compatible = "brcm,7278-v3d" },
236 map_regs(struct v3d_dev *v3d, void __iomem **regs, const char *name)
238 	*regs = devm_platform_ioremap_resource_byname(v3d_to_pdev(v3d), name);
246 	struct v3d_dev *v3d;
252 	v3d = devm_drm_dev_alloc(dev, &v3d_drm_driver, struct v3d_dev, drm);
253 	if (IS_ERR(v3d))
254 		return PTR_ERR(v3d);
256 	drm = &v3d->drm;
260 	ret = map_regs(v3d, &v3d->hub_regs, "hub");
264 	ret = map_regs(v3d, &v3d->core_regs[0], "core0");
274 	v3d->va_width = 30 + V3D_GET_FIELD(mmu_debug, V3D_MMU_VA_WIDTH);
277 	v3d->ver = (V3D_GET_FIELD(ident1, V3D_HUB_IDENT1_TVER) * 10 +
279 	v3d->cores = V3D_GET_FIELD(ident1, V3D_HUB_IDENT1_NCORES);
280 	WARN_ON(v3d->cores > 1); /* multicore not yet implemented */
282 	v3d->reset = devm_reset_control_get_exclusive(dev, NULL);
283 	if (IS_ERR(v3d->reset)) {
284 		ret = PTR_ERR(v3d->reset);
289 		v3d->reset = NULL;
290 		ret = map_regs(v3d, &v3d->bridge_regs, "bridge");
298 	if (v3d->ver < 41) {
299 		ret = map_regs(v3d, &v3d->gca_regs, "gca");
304 	v3d->mmu_scratch = dma_alloc_wc(dev, 4096, &v3d->mmu_scratch_paddr,
306 	if (!v3d->mmu_scratch) {
315 	ret = v3d_irq_init(v3d);
332 	v3d_irq_disable(v3d);
336 	dma_free_wc(dev, 4096, v3d->mmu_scratch, v3d->mmu_scratch_paddr);
343 	struct v3d_dev *v3d = to_v3d_dev(drm);
352 	dma_free_wc(v3d->drm.dev, 4096, v3d->mmu_scratch,
353 		    v3d->mmu_scratch_paddr);
360 		.name	= "v3d",
367 MODULE_ALIAS("platform:v3d-drm");