29 struct stm32_dmamux {  struct
65 	struct stm32_dmamux *mux = route_data;  in stm32_dmamux_free()
89 	struct stm32_dmamux *mux;  in stm32_dmamux_route_allocate()
181 	struct stm32_dmamux_data *stm32_dmamux;  in stm32_dmamux_probe()  local
197 	stm32_dmamux = devm_kzalloc(&pdev->dev, sizeof(*stm32_dmamux) +  in stm32_dmamux_probe()
199 	if (!stm32_dmamux)  in stm32_dmamux_probe()
214 					 &stm32_dmamux->dma_reqs[i])) {  in stm32_dmamux_probe()
218 			stm32_dmamux->dma_reqs[i] =  in stm32_dmamux_probe()
221 		dma_req += stm32_dmamux->dma_reqs[i];  in stm32_dmamux_probe()
230 	stm32_dmamux->dma_requests = dma_req;  in stm32_dmamux_probe()
231 	stm32_dmamux->dma_reqs[0] = count;  in stm32_dmamux_probe()
232 	stm32_dmamux->dma_inuse = devm_kcalloc(&pdev->dev,  in stm32_dmamux_probe()
236 	if (!stm32_dmamux->dma_inuse)  in stm32_dmamux_probe()
240 				     &stm32_dmamux->dmamux_requests)) {  in stm32_dmamux_probe()
241 		stm32_dmamux->dmamux_requests = STM32_DMAMUX_MAX_REQUESTS;  in stm32_dmamux_probe()
243 			 stm32_dmamux->dmamux_requests);  in stm32_dmamux_probe()
252 	spin_lock_init(&stm32_dmamux->lock);  in stm32_dmamux_probe()
254 	stm32_dmamux->clk = devm_clk_get(&pdev->dev, NULL);  in stm32_dmamux_probe()
255 	if (IS_ERR(stm32_dmamux->clk))  in stm32_dmamux_probe()
256 		return dev_err_probe(&pdev->dev, PTR_ERR(stm32_dmamux->clk),  in stm32_dmamux_probe()
259 	ret = clk_prepare_enable(stm32_dmamux->clk);  in stm32_dmamux_probe()
276 	stm32_dmamux->iomem = iomem;  in stm32_dmamux_probe()
277 	stm32_dmamux->dmarouter.dev = &pdev->dev;  in stm32_dmamux_probe()
278 	stm32_dmamux->dmarouter.route_free = stm32_dmamux_free;  in stm32_dmamux_probe()
280 	platform_set_drvdata(pdev, stm32_dmamux);  in stm32_dmamux_probe()
287 	for (i = 0; i < stm32_dmamux->dma_requests; i++)  in stm32_dmamux_probe()
288 		stm32_dmamux_write(stm32_dmamux->iomem, STM32_DMAMUX_CCR(i), 0);  in stm32_dmamux_probe()
293 				     &stm32_dmamux->dmarouter);  in stm32_dmamux_probe()
302 	clk_disable_unprepare(stm32_dmamux->clk);  in stm32_dmamux_probe()
311 	struct stm32_dmamux_data *stm32_dmamux = platform_get_drvdata(pdev);  in stm32_dmamux_runtime_suspend()  local
313 	clk_disable_unprepare(stm32_dmamux->clk);  in stm32_dmamux_runtime_suspend()
321 	struct stm32_dmamux_data *stm32_dmamux = platform_get_drvdata(pdev);  in stm32_dmamux_runtime_resume()  local
324 	ret = clk_prepare_enable(stm32_dmamux->clk);  in stm32_dmamux_runtime_resume()
338 	struct stm32_dmamux_data *stm32_dmamux = platform_get_drvdata(pdev);  in stm32_dmamux_suspend()  local
345 	for (i = 0; i < stm32_dmamux->dma_requests; i++)  in stm32_dmamux_suspend()
346 		stm32_dmamux->ccr[i] = stm32_dmamux_read(stm32_dmamux->iomem,  in stm32_dmamux_suspend()
359 	struct stm32_dmamux_data *stm32_dmamux = platform_get_drvdata(pdev);  in stm32_dmamux_resume()  local
370 	for (i = 0; i < stm32_dmamux->dma_requests; i++)  in stm32_dmamux_resume()
371 		stm32_dmamux_write(stm32_dmamux->iomem, STM32_DMAMUX_CCR(i),  in stm32_dmamux_resume()
372 				   stm32_dmamux->ccr[i]);  in stm32_dmamux_resume()