Lines Matching full:vic
21 #include "vic.h"
29 struct vic { struct
45 static inline struct vic *to_vic(struct tegra_drm_client *client) in to_vic() argument
47 return container_of(client, struct vic, client); in to_vic()
50 static void vic_writel(struct vic *vic, u32 value, unsigned int offset) in vic_writel() argument
52 writel(value, vic->regs + offset); in vic_writel()
55 static int vic_boot(struct vic *vic) in vic_boot() argument
61 if (vic->config->supports_sid && tegra_dev_iommu_get_stream_id(vic->dev, &stream_id)) { in vic_boot()
66 vic_writel(vic, value, VIC_TFBIF_TRANSCFG); in vic_boot()
76 vic_writel(vic, stream_id, VIC_THI_STREAMID0); in vic_boot()
79 vic_writel(vic, stream_id, VIC_THI_STREAMID1); in vic_boot()
83 vic_writel(vic, CG_IDLE_CG_DLY_CNT(4) | in vic_boot()
88 err = falcon_boot(&vic->falcon); in vic_boot()
92 hdr = vic->falcon.firmware.virt; in vic_boot()
95 /* Old VIC firmware needs kernel help with setting up FCE microcode. */ in vic_boot()
97 hdr = vic->falcon.firmware.virt + in vic_boot()
101 falcon_execute_method(&vic->falcon, VIC_SET_FCE_UCODE_SIZE, in vic_boot()
104 &vic->falcon, VIC_SET_FCE_UCODE_OFFSET, in vic_boot()
105 (vic->falcon.firmware.iova + fce_bin_data_offset) >> 8); in vic_boot()
108 err = falcon_wait_idle(&vic->falcon); in vic_boot()
110 dev_err(vic->dev, in vic_boot()
123 struct vic *vic = to_vic(drm); in vic_init() local
128 dev_err(vic->dev, "failed to attach to domain: %d\n", err); in vic_init()
132 vic->channel = host1x_channel_request(client); in vic_init()
133 if (!vic->channel) { in vic_init()
159 host1x_channel_put(vic->channel); in vic_init()
171 struct vic *vic = to_vic(drm); in vic_exit() local
185 host1x_channel_put(vic->channel); in vic_exit()
188 vic->channel = NULL; in vic_exit()
191 dma_unmap_single(vic->dev, vic->falcon.firmware.phys, in vic_exit()
192 vic->falcon.firmware.size, DMA_TO_DEVICE); in vic_exit()
193 tegra_drm_free(tegra, vic->falcon.firmware.size, in vic_exit()
194 vic->falcon.firmware.virt, in vic_exit()
195 vic->falcon.firmware.iova); in vic_exit()
197 dma_free_coherent(vic->dev, vic->falcon.firmware.size, in vic_exit()
198 vic->falcon.firmware.virt, in vic_exit()
199 vic->falcon.firmware.iova); in vic_exit()
210 static int vic_load_firmware(struct vic *vic) in vic_load_firmware() argument
212 struct host1x_client *client = &vic->client.base; in vic_load_firmware()
213 struct tegra_drm *tegra = vic->client.drm; in vic_load_firmware()
223 if (vic->falcon.firmware.virt) { in vic_load_firmware()
228 err = falcon_read_firmware(&vic->falcon, vic->config->firmware); in vic_load_firmware()
232 size = vic->falcon.firmware.size; in vic_load_firmware()
235 virt = dma_alloc_coherent(vic->dev, size, &iova, GFP_KERNEL); in vic_load_firmware()
248 vic->falcon.firmware.virt = virt; in vic_load_firmware()
249 vic->falcon.firmware.iova = iova; in vic_load_firmware()
251 err = falcon_load_firmware(&vic->falcon); in vic_load_firmware()
263 phys = dma_map_single(vic->dev, virt, size, DMA_TO_DEVICE); in vic_load_firmware()
265 err = dma_mapping_error(vic->dev, phys); in vic_load_firmware()
269 vic->falcon.firmware.phys = phys; in vic_load_firmware()
278 if (!vic->config->supports_sid) { in vic_load_firmware()
279 vic->can_use_context = false; in vic_load_firmware()
285 vic->can_use_context = false; in vic_load_firmware()
286 dev_warn_once(vic->dev, "context isolation disabled due to old firmware\n"); in vic_load_firmware()
288 vic->can_use_context = true; in vic_load_firmware()
297 dma_free_coherent(vic->dev, size, virt, iova); in vic_load_firmware()
308 struct vic *vic = dev_get_drvdata(dev); in vic_runtime_resume() local
311 err = clk_prepare_enable(vic->clk); in vic_runtime_resume()
317 err = reset_control_deassert(vic->rst); in vic_runtime_resume()
323 err = vic_load_firmware(vic); in vic_runtime_resume()
327 err = vic_boot(vic); in vic_runtime_resume()
334 reset_control_assert(vic->rst); in vic_runtime_resume()
336 clk_disable_unprepare(vic->clk); in vic_runtime_resume()
342 struct vic *vic = dev_get_drvdata(dev); in vic_runtime_suspend() local
345 host1x_channel_stop(vic->channel); in vic_runtime_suspend()
347 err = reset_control_assert(vic->rst); in vic_runtime_suspend()
353 clk_disable_unprepare(vic->clk); in vic_runtime_suspend()
361 struct vic *vic = to_vic(client); in vic_open_channel() local
363 context->channel = host1x_channel_get(vic->channel); in vic_open_channel()
377 struct vic *vic = to_vic(client); in vic_can_use_memory_ctx() local
381 err = vic_load_firmware(vic); in vic_can_use_memory_ctx()
385 *supported = vic->can_use_context; in vic_can_use_memory_ctx()
422 #define NVIDIA_TEGRA_194_VIC_FIRMWARE "nvidia/tegra194/vic.bin"
430 #define NVIDIA_TEGRA_234_VIC_FIRMWARE "nvidia/tegra234/vic.bin"
439 { .compatible = "nvidia,tegra124-vic", .data = &vic_t124_config },
440 { .compatible = "nvidia,tegra210-vic", .data = &vic_t210_config },
441 { .compatible = "nvidia,tegra186-vic", .data = &vic_t186_config },
442 { .compatible = "nvidia,tegra194-vic", .data = &vic_t194_config },
443 { .compatible = "nvidia,tegra234-vic", .data = &vic_t234_config },
452 struct vic *vic; in vic_probe() local
462 vic = devm_kzalloc(dev, sizeof(*vic), GFP_KERNEL); in vic_probe()
463 if (!vic) in vic_probe()
466 vic->config = of_device_get_match_data(dev); in vic_probe()
472 vic->regs = devm_platform_ioremap_resource(pdev, 0); in vic_probe()
473 if (IS_ERR(vic->regs)) in vic_probe()
474 return PTR_ERR(vic->regs); in vic_probe()
476 vic->clk = devm_clk_get(dev, NULL); in vic_probe()
477 if (IS_ERR(vic->clk)) { in vic_probe()
479 return PTR_ERR(vic->clk); in vic_probe()
482 err = clk_set_rate(vic->clk, ULONG_MAX); in vic_probe()
489 vic->rst = devm_reset_control_get(dev, "vic"); in vic_probe()
490 if (IS_ERR(vic->rst)) { in vic_probe()
492 return PTR_ERR(vic->rst); in vic_probe()
496 vic->falcon.dev = dev; in vic_probe()
497 vic->falcon.regs = vic->regs; in vic_probe()
499 err = falcon_init(&vic->falcon); in vic_probe()
503 platform_set_drvdata(pdev, vic); in vic_probe()
505 INIT_LIST_HEAD(&vic->client.base.list); in vic_probe()
506 vic->client.base.ops = &vic_client_ops; in vic_probe()
507 vic->client.base.dev = dev; in vic_probe()
508 vic->client.base.class = HOST1X_CLASS_VIC; in vic_probe()
509 vic->client.base.syncpts = syncpts; in vic_probe()
510 vic->client.base.num_syncpts = 1; in vic_probe()
511 vic->dev = dev; in vic_probe()
513 INIT_LIST_HEAD(&vic->client.list); in vic_probe()
514 vic->client.version = vic->config->version; in vic_probe()
515 vic->client.ops = &vic_ops; in vic_probe()
517 err = host1x_client_register(&vic->client.base); in vic_probe()
530 falcon_exit(&vic->falcon); in vic_probe()
537 struct vic *vic = platform_get_drvdata(pdev); in vic_remove() local
540 host1x_client_unregister(&vic->client.base); in vic_remove()
541 falcon_exit(&vic->falcon); in vic_remove()
551 .name = "tegra-vic",