15 #include "tegra-se.h"
121 static struct tegra_se_cmdbuf *tegra_se_host1x_bo_alloc(struct tegra_se *se, ssize_t size)  in tegra_se_host1x_bo_alloc()  argument
124 	struct device *dev = se->dev->parent;  in tegra_se_host1x_bo_alloc()
144 int tegra_se_host1x_submit(struct tegra_se *se, struct tegra_se_cmdbuf *cmdbuf, u32 size)  in tegra_se_host1x_submit()  argument
149 	job = host1x_job_alloc(se->channel, 1, 0, true);  in tegra_se_host1x_submit()
151 		dev_err(se->dev, "failed to allocate host1x job\n");  in tegra_se_host1x_submit()
155 	job->syncpt = host1x_syncpt_get(se->syncpt);  in tegra_se_host1x_submit()
157 	job->client = &se->client;  in tegra_se_host1x_submit()
158 	job->class = se->client.class;  in tegra_se_host1x_submit()
160 	job->engine_fallback_streamid = se->stream_id;  in tegra_se_host1x_submit()
167 	ret = host1x_job_pin(job, se->dev);  in tegra_se_host1x_submit()
169 		dev_err(se->dev, "failed to pin host1x job\n");  in tegra_se_host1x_submit()
175 		dev_err(se->dev, "failed to submit host1x job\n");  in tegra_se_host1x_submit()
182 		dev_err(se->dev, "host1x job timed out\n");  in tegra_se_host1x_submit()
199 	struct tegra_se *se = container_of(client, struct tegra_se, client);  in tegra_se_client_init()  local
202 	se->channel = host1x_channel_request(&se->client);  in tegra_se_client_init()
203 	if (!se->channel) {  in tegra_se_client_init()
204 		dev_err(se->dev, "host1x channel map failed\n");  in tegra_se_client_init()
208 	se->syncpt = host1x_syncpt_request(&se->client, 0);  in tegra_se_client_init()
209 	if (!se->syncpt) {  in tegra_se_client_init()
210 		dev_err(se->dev, "host1x syncpt allocation failed\n");  in tegra_se_client_init()
215 	se->syncpt_id =  host1x_syncpt_id(se->syncpt);  in tegra_se_client_init()
217 	se->cmdbuf = tegra_se_host1x_bo_alloc(se, SZ_4K);  in tegra_se_client_init()
218 	if (!se->cmdbuf) {  in tegra_se_client_init()
223 	se->keybuf = tegra_se_host1x_bo_alloc(se, SZ_4K);  in tegra_se_client_init()
224 	if (!se->keybuf) {  in tegra_se_client_init()
229 	ret = se->hw->init_alg(se);  in tegra_se_client_init()
231 		dev_err(se->dev, "failed to register algorithms\n");  in tegra_se_client_init()
238 	tegra_se_cmdbuf_put(&se->keybuf->bo);  in tegra_se_client_init()
240 	tegra_se_cmdbuf_put(&se->cmdbuf->bo);  in tegra_se_client_init()
242 	host1x_syncpt_put(se->syncpt);  in tegra_se_client_init()
244 	host1x_channel_put(se->channel);  in tegra_se_client_init()
251 	struct tegra_se *se = container_of(client, struct tegra_se, client);  in tegra_se_client_deinit()  local
253 	se->hw->deinit_alg(se);  in tegra_se_client_deinit()
254 	tegra_se_cmdbuf_put(&se->cmdbuf->bo);  in tegra_se_client_deinit()
255 	host1x_syncpt_put(se->syncpt);  in tegra_se_client_deinit()
256 	host1x_channel_put(se->channel);  in tegra_se_client_deinit()
266 static int tegra_se_host1x_register(struct tegra_se *se)  in tegra_se_host1x_register()  argument
268 	INIT_LIST_HEAD(&se->client.list);  in tegra_se_host1x_register()
269 	se->client.dev = se->dev;  in tegra_se_host1x_register()
270 	se->client.ops = &tegra_se_client_ops;  in tegra_se_host1x_register()
271 	se->client.class = se->hw->host1x_class;  in tegra_se_host1x_register()
272 	se->client.num_syncpts = 1;  in tegra_se_host1x_register()
274 	host1x_client_register(&se->client);  in tegra_se_host1x_register()
282 	struct tegra_se *se;  in tegra_se_probe()  local
285 	se = devm_kzalloc(dev, sizeof(*se), GFP_KERNEL);  in tegra_se_probe()
286 	if (!se)  in tegra_se_probe()
289 	se->dev = dev;  in tegra_se_probe()
290 	se->owner = TEGRA_GPSE_ID;  in tegra_se_probe()
291 	se->hw = device_get_match_data(&pdev->dev);  in tegra_se_probe()
293 	se->base = devm_platform_ioremap_resource(pdev, 0);  in tegra_se_probe()
294 	if (IS_ERR(se->base))  in tegra_se_probe()
295 		return PTR_ERR(se->base);  in tegra_se_probe()
298 	platform_set_drvdata(pdev, se);  in tegra_se_probe()
300 	se->clk = devm_clk_get_enabled(se->dev, NULL);  in tegra_se_probe()
301 	if (IS_ERR(se->clk))  in tegra_se_probe()
302 		return dev_err_probe(dev, PTR_ERR(se->clk),  in tegra_se_probe()
305 	if (!tegra_dev_iommu_get_stream_id(dev, &se->stream_id))  in tegra_se_probe()
309 	writel(se->stream_id, se->base + SE_STREAM_ID);  in tegra_se_probe()
311 	se->engine = crypto_engine_alloc_init(dev, 0);  in tegra_se_probe()
312 	if (!se->engine)  in tegra_se_probe()
315 	ret = crypto_engine_start(se->engine);  in tegra_se_probe()
317 		crypto_engine_exit(se->engine);  in tegra_se_probe()
321 	ret = tegra_se_host1x_register(se);  in tegra_se_probe()
323 		crypto_engine_exit(se->engine);  in tegra_se_probe()
332 	struct tegra_se *se = platform_get_drvdata(pdev);  in tegra_se_remove()  local
334 	crypto_engine_exit(se->engine);  in tegra_se_remove()
335 	host1x_client_unregister(&se->client);  in tegra_se_remove()
380 		.compatible = "nvidia,tegra234-se-aes",
383 		.compatible = "nvidia,tegra234-se-hash",
392 		.name	= "tegra-se",
413 		.name = "tegra-se-host1x",