59 	struct ti_am335x_xbar_data *xbar = dev_get_drvdata(dev);  in ti_am335x_xbar_free()  local
65 	ti_am335x_xbar_write(xbar->iomem, map->dma_line, 0);  in ti_am335x_xbar_free()
73 	struct ti_am335x_xbar_data *xbar = platform_get_drvdata(pdev);  in ti_am335x_xbar_route_allocate()  local
79 	if (dma_spec->args[2] >= xbar->xbar_events) {  in ti_am335x_xbar_route_allocate()
85 	if (dma_spec->args[0] >= xbar->dma_requests) {  in ti_am335x_xbar_route_allocate()
113 	ti_am335x_xbar_write(xbar->iomem, map->dma_line, map->mux_val);  in ti_am335x_xbar_route_allocate()
128 	struct ti_am335x_xbar_data *xbar;  in ti_am335x_xbar_probe()  local
136 	xbar = devm_kzalloc(&pdev->dev, sizeof(*xbar), GFP_KERNEL);  in ti_am335x_xbar_probe()
137 	if (!xbar)  in ti_am335x_xbar_probe()
153 				 &xbar->dma_requests)) {  in ti_am335x_xbar_probe()
157 		xbar->dma_requests = TI_AM335X_XBAR_LINES;  in ti_am335x_xbar_probe()
161 	if (of_property_read_u32(node, "dma-requests", &xbar->xbar_events)) {  in ti_am335x_xbar_probe()
165 		xbar->xbar_events = TI_AM335X_XBAR_LINES;  in ti_am335x_xbar_probe()
173 	xbar->iomem = iomem;  in ti_am335x_xbar_probe()
175 	xbar->dmarouter.dev = &pdev->dev;  in ti_am335x_xbar_probe()
176 	xbar->dmarouter.route_free = ti_am335x_xbar_free;  in ti_am335x_xbar_probe()
178 	platform_set_drvdata(pdev, xbar);  in ti_am335x_xbar_probe()
181 	for (i = 0; i < xbar->dma_requests; i++)  in ti_am335x_xbar_probe()
182 		ti_am335x_xbar_write(xbar->iomem, i, 0);  in ti_am335x_xbar_probe()
185 				     &xbar->dmarouter);  in ti_am335x_xbar_probe()
214 static inline void ti_dra7_xbar_write(void __iomem *iomem, int xbar, u16 val)  in ti_dra7_xbar_write()  argument
216 	writew_relaxed(val, iomem + (xbar * 2));  in ti_dra7_xbar_write()
221 	struct ti_dra7_xbar_data *xbar = dev_get_drvdata(dev);  in ti_dra7_xbar_free()  local
227 	ti_dra7_xbar_write(xbar->iomem, map->xbar_out, xbar->safe_val);  in ti_dra7_xbar_free()
228 	idr_remove(&xbar->map_idr, map->xbar_out);  in ti_dra7_xbar_free()
236 	struct ti_dra7_xbar_data *xbar = platform_get_drvdata(pdev);  in ti_dra7_xbar_route_allocate()  local
239 	if (dma_spec->args[0] >= xbar->xbar_requests) {  in ti_dra7_xbar_route_allocate()
258 	map->xbar_out = idr_alloc(&xbar->map_idr, NULL, 0, xbar->dma_requests,  in ti_dra7_xbar_route_allocate()
262 	dma_spec->args[0] = map->xbar_out + xbar->dma_offset;  in ti_dra7_xbar_route_allocate()
267 	ti_dra7_xbar_write(xbar->iomem, map->xbar_out, map->xbar_in);  in ti_dra7_xbar_route_allocate()
289 	struct ti_dra7_xbar_data *xbar;  in ti_dra7_xbar_probe()  local
298 	xbar = devm_kzalloc(&pdev->dev, sizeof(*xbar), GFP_KERNEL);  in ti_dra7_xbar_probe()
299 	if (!xbar)  in ti_dra7_xbar_probe()
302 	idr_init(&xbar->map_idr);  in ti_dra7_xbar_probe()
317 				 &xbar->dma_requests)) {  in ti_dra7_xbar_probe()
321 		xbar->dma_requests = TI_DRA7_XBAR_OUTPUTS;  in ti_dra7_xbar_probe()
325 	if (of_property_read_u32(node, "dma-requests", &xbar->xbar_requests)) {  in ti_dra7_xbar_probe()
329 		xbar->xbar_requests = TI_DRA7_XBAR_INPUTS;  in ti_dra7_xbar_probe()
333 		xbar->safe_val = (u16)safe_val;  in ti_dra7_xbar_probe()
340 	xbar->iomem = iomem;  in ti_dra7_xbar_probe()
342 	xbar->dmarouter.dev = &pdev->dev;  in ti_dra7_xbar_probe()
343 	xbar->dmarouter.route_free = ti_dra7_xbar_free;  in ti_dra7_xbar_probe()
344 	xbar->dma_offset = (u32)match->data;  in ti_dra7_xbar_probe()
346 	platform_set_drvdata(pdev, xbar);  in ti_dra7_xbar_probe()
349 	for (i = 0; i < xbar->dma_requests; i++)  in ti_dra7_xbar_probe()
350 		ti_dra7_xbar_write(xbar->iomem, i, xbar->safe_val);  in ti_dra7_xbar_probe()
353 				     &xbar->dmarouter);  in ti_dra7_xbar_probe()
356 		for (i = 0; i < xbar->dma_requests; i++)  in ti_dra7_xbar_probe()
357 			ti_dra7_xbar_write(xbar->iomem, i, i);  in ti_dra7_xbar_probe()