Lines Matching refs:range
27 * logic_pio_register_range - register logical PIO range for a host
28 * @new_range: pointer to the IO range to be registered.
31 * If the range already exists, -EEXIST will be returned, which should be
34 * Register a new IO range node in the IO range list.
38 struct logic_pio_hwaddr *range;
53 list_for_each_entry(range, &io_range_list, list) {
54 if (range->fwnode == new_range->fwnode) {
55 /* range already there */
59 if (range->flags == LOGIC_PIO_CPU_MMIO &&
62 if (start >= range->hw_start + range->size ||
63 end < range->hw_start) {
64 mmio_end = range->io_start + range->size;
69 } else if (range->flags == LOGIC_PIO_INDIRECT &&
71 iio_sz += range->size;
75 /* range not registered yet, check for available space */
84 pr_warn("Requested IO range too big, new size set to 64K\n");
107 * logic_pio_unregister_range - unregister a logical PIO range for a host
108 * @range: pointer to the IO range which has been already registered.
110 * Unregister a previously-registered IO range node.
112 void logic_pio_unregister_range(struct logic_pio_hwaddr *range)
115 list_del_rcu(&range->list);
121 * find_io_range_by_fwnode - find logical PIO range for given FW node
122 * @fwnode: FW node handle associated with logical PIO range
130 struct logic_pio_hwaddr *range, *found_range = NULL;
133 list_for_each_entry_rcu(range, &io_range_list, list) {
134 if (range->fwnode == fwnode) {
135 found_range = range;
144 /* Return a registered range given an input PIO token */
147 struct logic_pio_hwaddr *range, *found_range = NULL;
150 list_for_each_entry_rcu(range, &io_range_list, list) {
151 if (in_range(pio, range->io_start, range->size)) {
152 found_range = range;
175 struct logic_pio_hwaddr *range;
177 range = find_io_range(pio);
178 if (range)
179 return range->hw_start + pio - range->io_start;
195 struct logic_pio_hwaddr *range;
197 range = find_io_range_by_fwnode(fwnode);
198 if (!range || range->flags == LOGIC_PIO_CPU_MMIO) {
199 pr_err("IO range not found or invalid\n");
202 if (range->size < size) {
203 pr_err("resource size %pa cannot fit in IO range size %pa\n",
204 &size, &range->size);
207 return addr - range->hw_start + range->io_start;
212 struct logic_pio_hwaddr *range;
215 list_for_each_entry_rcu(range, &io_range_list, list) {
216 if (range->flags != LOGIC_PIO_CPU_MMIO)
218 if (in_range(addr, range->hw_start, range->size)) {
221 cpuaddr = addr - range->hw_start + range->io_start;