Lines Matching refs:region

14  * afu_mmio_region_init - init function for afu mmio region support
24 #define for_each_region(region, afu)	\
25 	list_for_each_entry((region), &(afu)->regions, node)
30 	struct dfl_afu_mmio_region *region;
32 	for_each_region(region, afu)
33 		if (region->index == region_index)
34 			return region;
40  * afu_mmio_region_add - add a mmio region to given feature dev.
43  * @region_index: region index.
44  * @region_size: region size.
45  * @phys: region's physical address of this region.
46  * @flags: region flags (access permission).
53 	struct dfl_afu_mmio_region *region;
57 	region = devm_kzalloc(&pdata->dev->dev, sizeof(*region), GFP_KERNEL);
58 	if (!region)
61 	region->index = region_index;
62 	region->size = region_size;
63 	region->phys = phys;
64 	region->flags = flags;
78 	region->offset = afu->region_cur_offset;
79 	list_add(&region->node, &afu->regions);
88 	devm_kfree(&pdata->dev->dev, region);
99 	struct dfl_afu_mmio_region *tmp, *region;
101 	list_for_each_entry_safe(region, tmp, &afu->regions, node)
102 		devm_kfree(&pdata->dev->dev, region);
106  * afu_mmio_region_get_by_index - find an afu region by index.
108  * @region_index: region index.
109  * @pregion: ptr to region for result.
117 	struct dfl_afu_mmio_region *region;
123 	region = get_region_by_index(afu, region_index);
124 	if (!region) {
128 	*pregion = *region;
135  * afu_mmio_region_get_by_offset - find an afu mmio region by offset and size
138  * @offset: region offset from start of the device fd.
139  * @size: region size.
140  * @pregion: ptr to region for result.
142  * Find the region which fully contains the region described by input
143  * parameters (offset and size) from the feature dev's region linked list.
151 	struct dfl_afu_mmio_region *region;
157 	for_each_region(region, afu)
158 		if (region->offset <= offset &&
159 		    region->offset + region->size >= offset + size) {
160 			*pregion = *region;