31 #define XGPIO_GIER_IE		BIT(31)
62 	DECLARE_BITMAP(map, 64);
63 	DECLARE_BITMAP(state, 64);
64 	DECLARE_BITMAP(last_irq_read, 64);
65 	DECLARE_BITMAP(dir, 64);
68 	DECLARE_BITMAP(enable, 64);
69 	DECLARE_BITMAP(rising_edge, 64);
70 	DECLARE_BITMAP(falling_edge, 64);
86 static void xgpio_read_ch(struct xgpio_instance *chip, int reg, int bit, unsigned long *a)  in xgpio_read_ch()  argument
88 	void __iomem *addr = chip->regs + reg + xgpio_regoffset(chip, bit / 32);  in xgpio_read_ch()
91 	bitmap_write(a, value, round_down(bit, 32), 32);  in xgpio_read_ch()
94 static void xgpio_write_ch(struct xgpio_instance *chip, int reg, int bit, unsigned long *a)  in xgpio_write_ch()  argument
96 	void __iomem *addr = chip->regs + reg + xgpio_regoffset(chip, bit / 32);  in xgpio_write_ch()
97 	unsigned long value = bitmap_read(a, round_down(bit, 32), 32);  in xgpio_write_ch()
104 	unsigned long lastbit = find_nth_bit(chip->map, 64, chip->gc.ngpio - 1);  in xgpio_read_ch_all()
105 	int bit;  in xgpio_read_ch_all()  local
107 	for (bit = 0; bit <= lastbit ; bit += 32)  in xgpio_read_ch_all()
108 		xgpio_read_ch(chip, reg, bit, a);  in xgpio_read_ch_all()
113 	unsigned long lastbit = find_nth_bit(chip->map, 64, chip->gc.ngpio - 1);  in xgpio_write_ch_all()
114 	int bit;  in xgpio_write_ch_all()  local
116 	for (bit = 0; bit <= lastbit ; bit += 32)  in xgpio_write_ch_all()
117 		xgpio_write_ch(chip, reg, bit, a);  in xgpio_write_ch_all()
134 	unsigned long bit = find_nth_bit(chip->map, 64, gpio);  in xgpio_get()  local
135 	DECLARE_BITMAP(state, 64);  in xgpio_get()
137 	xgpio_read_ch(chip, XGPIO_DATA_OFFSET, bit, state);  in xgpio_get()
139 	return test_bit(bit, state);  in xgpio_get()
155 	unsigned long bit = find_nth_bit(chip->map, 64, gpio);  in xgpio_set()  local
160 	__assign_bit(bit, chip->state, val);  in xgpio_set()
162 	xgpio_write_ch(chip, XGPIO_DATA_OFFSET, bit, chip->state);  in xgpio_set()
179 	DECLARE_BITMAP(hw_mask, 64);  in xgpio_set_multiple()
180 	DECLARE_BITMAP(hw_bits, 64);  in xgpio_set_multiple()
181 	DECLARE_BITMAP(state, 64);  in xgpio_set_multiple()
185 	bitmap_scatter(hw_mask, mask, chip->map, 64);  in xgpio_set_multiple()
186 	bitmap_scatter(hw_bits, bits, chip->map, 64);  in xgpio_set_multiple()
190 	bitmap_replace(state, chip->state, hw_bits, hw_mask, 64);  in xgpio_set_multiple()
194 	bitmap_copy(chip->state, state, 64);  in xgpio_set_multiple()
212 	unsigned long bit = find_nth_bit(chip->map, 64, gpio);  in xgpio_dir_in()  local
216 	/* Set the GPIO bit in shadow register and set direction as input */  in xgpio_dir_in()
217 	__set_bit(bit, chip->dir);  in xgpio_dir_in()
218 	xgpio_write_ch(chip, XGPIO_TRI_OFFSET, bit, chip->dir);  in xgpio_dir_in()
241 	unsigned long bit = find_nth_bit(chip->map, 64, gpio);  in xgpio_dir_out()  local
246 	__assign_bit(bit, chip->state, val);  in xgpio_dir_out()
247 	xgpio_write_ch(chip, XGPIO_DATA_OFFSET, bit, chip->state);  in xgpio_dir_out()
249 	/* Clear the GPIO bit in shadow register and set direction as output */  in xgpio_dir_out()
250 	__clear_bit(bit, chip->dir);  in xgpio_dir_out()
251 	xgpio_write_ch(chip, XGPIO_TRI_OFFSET, bit, chip->dir);  in xgpio_dir_out()
373 	unsigned long bit = find_nth_bit(chip->map, 64, irq_offset), enable;  in xgpio_irq_mask()  local
374 	u32 mask = BIT(bit / 32), temp;  in xgpio_irq_mask()
378 	__clear_bit(bit, chip->enable);  in xgpio_irq_mask()
380 	enable = bitmap_read(chip->enable, round_down(bit, 32), 32);  in xgpio_irq_mask()
401 	unsigned long bit = find_nth_bit(chip->map, 64, irq_offset), enable;  in xgpio_irq_unmask()  local
402 	u32 mask = BIT(bit / 32), val;  in xgpio_irq_unmask()
408 	enable = bitmap_read(chip->enable, round_down(bit, 32), 32);  in xgpio_irq_unmask()
416 		xgpio_read_ch(chip, XGPIO_DATA_OFFSET, bit, chip->last_irq_read);  in xgpio_irq_unmask()
424 	__set_bit(bit, chip->enable);  in xgpio_irq_unmask()
441 	unsigned long bit = find_nth_bit(chip->map, 64, irq_offset);  in xgpio_set_irq_type()  local
451 		__set_bit(bit, chip->rising_edge);  in xgpio_set_irq_type()
452 		__set_bit(bit, chip->falling_edge);  in xgpio_set_irq_type()
455 		__set_bit(bit, chip->rising_edge);  in xgpio_set_irq_type()
456 		__clear_bit(bit, chip->falling_edge);  in xgpio_set_irq_type()
459 		__clear_bit(bit, chip->rising_edge);  in xgpio_set_irq_type()
460 		__set_bit(bit, chip->falling_edge);  in xgpio_set_irq_type()
479 	DECLARE_BITMAP(rising, 64);  in xgpio_irqhandler()
480 	DECLARE_BITMAP(falling, 64);  in xgpio_irqhandler()
481 	DECLARE_BITMAP(hw, 64);  in xgpio_irqhandler()
482 	DECLARE_BITMAP(sw, 64);  in xgpio_irqhandler()
495 	bitmap_complement(rising, chip->last_irq_read, 64);  in xgpio_irqhandler()
496 	bitmap_and(rising, rising, hw, 64);  in xgpio_irqhandler()
497 	bitmap_and(rising, rising, chip->enable, 64);  in xgpio_irqhandler()
498 	bitmap_and(rising, rising, chip->rising_edge, 64);  in xgpio_irqhandler()
500 	bitmap_complement(falling, hw, 64);  in xgpio_irqhandler()
501 	bitmap_and(falling, falling, chip->last_irq_read, 64);  in xgpio_irqhandler()
502 	bitmap_and(falling, falling, chip->enable, 64);  in xgpio_irqhandler()
503 	bitmap_and(falling, falling, chip->falling_edge, 64);  in xgpio_irqhandler()
505 	bitmap_copy(chip->last_irq_read, hw, 64);  in xgpio_irqhandler()
506 	bitmap_or(hw, rising, falling, 64);  in xgpio_irqhandler()
510 	dev_dbg(gc->parent, "IRQ rising %*pb falling %*pb\n", 64, rising, 64, falling);  in xgpio_irqhandler()
512 	bitmap_gather(sw, hw, chip->map, 64);  in xgpio_irqhandler()
513 	for_each_set_bit(irq_offset, sw, 64)  in xgpio_irqhandler()
567 	bitmap_from_arr32(chip->state, state, 64);  in xgpio_probe()
573 	bitmap_from_arr32(chip->dir, dir, 64);  in xgpio_probe()
598 	chip->gc.ngpio = bitmap_weight(chip->map, 64);  in xgpio_probe()