Lines Matching full:vic
23 #include "vic.h"
31 struct vic { struct
47 static inline struct vic *to_vic(struct tegra_drm_client *client) in to_vic() argument
49 return container_of(client, struct vic, client); in to_vic()
52 static void vic_writel(struct vic *vic, u32 value, unsigned int offset) in vic_writel() argument
54 writel(value, vic->regs + offset); in vic_writel()
57 static int vic_boot(struct vic *vic) in vic_boot() argument
60 struct iommu_fwspec *spec = dev_iommu_fwspec_get(vic->dev); in vic_boot()
67 if (vic->config->supports_sid && spec) { in vic_boot()
72 vic_writel(vic, value, VIC_TFBIF_TRANSCFG); in vic_boot()
87 vic_writel(vic, value, VIC_THI_STREAMID0); in vic_boot()
90 vic_writel(vic, value, VIC_THI_STREAMID1); in vic_boot()
96 vic_writel(vic, CG_IDLE_CG_DLY_CNT(4) | in vic_boot()
101 err = falcon_boot(&vic->falcon); in vic_boot()
105 hdr = vic->falcon.firmware.virt; in vic_boot()
108 /* Old VIC firmware needs kernel help with setting up FCE microcode. */ in vic_boot()
110 hdr = vic->falcon.firmware.virt + in vic_boot()
114 falcon_execute_method(&vic->falcon, VIC_SET_FCE_UCODE_SIZE, in vic_boot()
117 &vic->falcon, VIC_SET_FCE_UCODE_OFFSET, in vic_boot()
118 (vic->falcon.firmware.iova + fce_bin_data_offset) >> 8); in vic_boot()
121 err = falcon_wait_idle(&vic->falcon); in vic_boot()
123 dev_err(vic->dev, in vic_boot()
136 struct vic *vic = to_vic(drm); in vic_init() local
141 dev_err(vic->dev, "failed to attach to domain: %d\n", err); in vic_init()
145 vic->channel = host1x_channel_request(client); in vic_init()
146 if (!vic->channel) { in vic_init()
179 host1x_channel_put(vic->channel); in vic_init()
191 struct vic *vic = to_vic(drm); in vic_exit() local
205 host1x_channel_put(vic->channel); in vic_exit()
208 vic->channel = NULL; in vic_exit()
211 dma_unmap_single(vic->dev, vic->falcon.firmware.phys, in vic_exit()
212 vic->falcon.firmware.size, DMA_TO_DEVICE); in vic_exit()
213 tegra_drm_free(tegra, vic->falcon.firmware.size, in vic_exit()
214 vic->falcon.firmware.virt, in vic_exit()
215 vic->falcon.firmware.iova); in vic_exit()
217 dma_free_coherent(vic->dev, vic->falcon.firmware.size, in vic_exit()
218 vic->falcon.firmware.virt, in vic_exit()
219 vic->falcon.firmware.iova); in vic_exit()
230 static int vic_load_firmware(struct vic *vic) in vic_load_firmware() argument
232 struct host1x_client *client = &vic->client.base; in vic_load_firmware()
233 struct tegra_drm *tegra = vic->client.drm; in vic_load_firmware()
243 if (vic->falcon.firmware.virt) { in vic_load_firmware()
248 err = falcon_read_firmware(&vic->falcon, vic->config->firmware); in vic_load_firmware()
252 size = vic->falcon.firmware.size; in vic_load_firmware()
255 virt = dma_alloc_coherent(vic->dev, size, &iova, GFP_KERNEL); in vic_load_firmware()
268 vic->falcon.firmware.virt = virt; in vic_load_firmware()
269 vic->falcon.firmware.iova = iova; in vic_load_firmware()
271 err = falcon_load_firmware(&vic->falcon); in vic_load_firmware()
283 phys = dma_map_single(vic->dev, virt, size, DMA_TO_DEVICE); in vic_load_firmware()
285 err = dma_mapping_error(vic->dev, phys); in vic_load_firmware()
289 vic->falcon.firmware.phys = phys; in vic_load_firmware()
298 if (!vic->config->supports_sid) { in vic_load_firmware()
299 vic->can_use_context = false; in vic_load_firmware()
305 vic->can_use_context = false; in vic_load_firmware()
306 dev_warn_once(vic->dev, "context isolation disabled due to old firmware\n"); in vic_load_firmware()
308 vic->can_use_context = true; in vic_load_firmware()
317 dma_free_coherent(vic->dev, size, virt, iova); in vic_load_firmware()
328 struct vic *vic = dev_get_drvdata(dev); in vic_runtime_resume() local
331 err = clk_prepare_enable(vic->clk); in vic_runtime_resume()
337 err = reset_control_deassert(vic->rst); in vic_runtime_resume()
343 err = vic_load_firmware(vic); in vic_runtime_resume()
347 err = vic_boot(vic); in vic_runtime_resume()
354 reset_control_assert(vic->rst); in vic_runtime_resume()
356 clk_disable_unprepare(vic->clk); in vic_runtime_resume()
362 struct vic *vic = dev_get_drvdata(dev); in vic_runtime_suspend() local
365 host1x_channel_stop(vic->channel); in vic_runtime_suspend()
367 err = reset_control_assert(vic->rst); in vic_runtime_suspend()
373 clk_disable_unprepare(vic->clk); in vic_runtime_suspend()
381 struct vic *vic = to_vic(client); in vic_open_channel() local
383 context->channel = host1x_channel_get(vic->channel); in vic_open_channel()
397 struct vic *vic = to_vic(client); in vic_can_use_memory_ctx() local
401 err = vic_load_firmware(vic); in vic_can_use_memory_ctx()
405 *supported = vic->can_use_context; in vic_can_use_memory_ctx()
442 #define NVIDIA_TEGRA_194_VIC_FIRMWARE "nvidia/tegra194/vic.bin"
450 #define NVIDIA_TEGRA_234_VIC_FIRMWARE "nvidia/tegra234/vic.bin"
459 { .compatible = "nvidia,tegra124-vic", .data = &vic_t124_config },
460 { .compatible = "nvidia,tegra210-vic", .data = &vic_t210_config },
461 { .compatible = "nvidia,tegra186-vic", .data = &vic_t186_config },
462 { .compatible = "nvidia,tegra194-vic", .data = &vic_t194_config },
463 { .compatible = "nvidia,tegra234-vic", .data = &vic_t234_config },
472 struct vic *vic; in vic_probe() local
482 vic = devm_kzalloc(dev, sizeof(*vic), GFP_KERNEL); in vic_probe()
483 if (!vic) in vic_probe()
486 vic->config = of_device_get_match_data(dev); in vic_probe()
492 vic->regs = devm_platform_ioremap_resource(pdev, 0); in vic_probe()
493 if (IS_ERR(vic->regs)) in vic_probe()
494 return PTR_ERR(vic->regs); in vic_probe()
496 vic->clk = devm_clk_get(dev, NULL); in vic_probe()
497 if (IS_ERR(vic->clk)) { in vic_probe()
499 return PTR_ERR(vic->clk); in vic_probe()
502 err = clk_set_rate(vic->clk, ULONG_MAX); in vic_probe()
509 vic->rst = devm_reset_control_get(dev, "vic"); in vic_probe()
510 if (IS_ERR(vic->rst)) { in vic_probe()
512 return PTR_ERR(vic->rst); in vic_probe()
516 vic->falcon.dev = dev; in vic_probe()
517 vic->falcon.regs = vic->regs; in vic_probe()
519 err = falcon_init(&vic->falcon); in vic_probe()
523 platform_set_drvdata(pdev, vic); in vic_probe()
525 INIT_LIST_HEAD(&vic->client.base.list); in vic_probe()
526 vic->client.base.ops = &vic_client_ops; in vic_probe()
527 vic->client.base.dev = dev; in vic_probe()
528 vic->client.base.class = HOST1X_CLASS_VIC; in vic_probe()
529 vic->client.base.syncpts = syncpts; in vic_probe()
530 vic->client.base.num_syncpts = 1; in vic_probe()
531 vic->dev = dev; in vic_probe()
533 INIT_LIST_HEAD(&vic->client.list); in vic_probe()
534 vic->client.version = vic->config->version; in vic_probe()
535 vic->client.ops = &vic_ops; in vic_probe()
537 err = host1x_client_register(&vic->client.base); in vic_probe()
546 falcon_exit(&vic->falcon); in vic_probe()
553 struct vic *vic = platform_get_drvdata(pdev); in vic_remove() local
556 err = host1x_client_unregister(&vic->client.base); in vic_remove()
563 falcon_exit(&vic->falcon); in vic_remove()
575 .name = "tegra-vic",