1 /* SPDX-License-Identifier: GPL-2.0 */
3  * HD-audio core stuff
12 #include <linux/io-64-nonatomic-lo-hi.h>
50  * HD-audio codec base device
56 	unsigned int addr;		/* codec address */  member
122 			 const char *name, unsigned int addr);
163  * snd_hdac_read_parm - read a codec parameter
168  * Returns -1 for error.  If you need to distinguish the error more
176 	return _snd_hdac_read_parm(codec, nid, parm, &val) < 0 ? -1 : val;  in snd_hdac_read_parm()
189 	atomic_inc(&codec->in_pm);  in snd_hdac_enter_pm()
195 	atomic_dec(&codec->in_pm);  in snd_hdac_leave_pm()
200 	return atomic_read(&codec->in_pm);  in snd_hdac_is_in_pm()
205 	return !pm_runtime_suspended(&codec->dev);  in snd_hdac_is_power_on()
220  * HD-audio codec base driver
247 	int (*get_response)(struct hdac_bus *bus, unsigned int addr,
249 	/* notify of codec link power-up/down */
271 	dma_addr_t addr;	/* physical address of CORB/RIRB buffer */  member
278  * HD-audio bus base driver
297 	unsigned long addr;  member
311 	/* link caddr -> codec */
388 int snd_hdac_bus_exec_verb_unlocked(struct hdac_bus *bus, unsigned int addr,
395 int snd_hdac_bus_get_response(struct hdac_bus *bus, unsigned int addr,
417 unsigned int snd_hdac_aligned_read(void __iomem *addr, unsigned int mask);
418 void snd_hdac_aligned_write(unsigned int val, void __iomem *addr,
420 #define snd_hdac_aligned_mmio(bus)	(bus)->aligned_mmio
423 #define snd_hdac_aligned_read(addr, mask)	0  argument
424 #define snd_hdac_aligned_write(val, addr, mask) do {} while (0)  argument
427 static inline void snd_hdac_reg_writeb(struct hdac_bus *bus, void __iomem *addr,  in snd_hdac_reg_writeb()  argument
431 		snd_hdac_aligned_write(val, addr, 0xff);  in snd_hdac_reg_writeb()
433 		writeb(val, addr);  in snd_hdac_reg_writeb()
436 static inline void snd_hdac_reg_writew(struct hdac_bus *bus, void __iomem *addr,  in snd_hdac_reg_writew()  argument
440 		snd_hdac_aligned_write(val, addr, 0xffff);  in snd_hdac_reg_writew()
442 		writew(val, addr);  in snd_hdac_reg_writew()
445 static inline u8 snd_hdac_reg_readb(struct hdac_bus *bus, void __iomem *addr)  in snd_hdac_reg_readb()  argument
448 		snd_hdac_aligned_read(addr, 0xff) : readb(addr);  in snd_hdac_reg_readb()
451 static inline u16 snd_hdac_reg_readw(struct hdac_bus *bus, void __iomem *addr)  in snd_hdac_reg_readw()  argument
454 		snd_hdac_aligned_read(addr, 0xffff) : readw(addr);  in snd_hdac_reg_readw()
457 #define snd_hdac_reg_writel(bus, addr, val)	writel(val, addr)  argument
458 #define snd_hdac_reg_readl(bus, addr)	readl(addr)  argument
459 #define snd_hdac_reg_writeq(bus, addr, val)	writeq(val, addr)  argument
460 #define snd_hdac_reg_readq(bus, addr)		readq(addr)  argument
465 #define _snd_hdac_chip_writeb(chip, reg, value) \  argument
466 	snd_hdac_reg_writeb(chip, (chip)->remap_addr + (reg), value)
467 #define _snd_hdac_chip_readb(chip, reg) \  argument
468 	snd_hdac_reg_readb(chip, (chip)->remap_addr + (reg))
469 #define _snd_hdac_chip_writew(chip, reg, value) \  argument
470 	snd_hdac_reg_writew(chip, (chip)->remap_addr + (reg), value)
471 #define _snd_hdac_chip_readw(chip, reg) \  argument
472 	snd_hdac_reg_readw(chip, (chip)->remap_addr + (reg))
473 #define _snd_hdac_chip_writel(chip, reg, value) \  argument
474 	snd_hdac_reg_writel(chip, (chip)->remap_addr + (reg), value)
475 #define _snd_hdac_chip_readl(chip, reg) \  argument
476 	snd_hdac_reg_readl(chip, (chip)->remap_addr + (reg))
479 #define snd_hdac_chip_writel(chip, reg, value) \  argument
480 	_snd_hdac_chip_writel(chip, AZX_REG_ ## reg, value)
481 #define snd_hdac_chip_writew(chip, reg, value) \  argument
482 	_snd_hdac_chip_writew(chip, AZX_REG_ ## reg, value)
483 #define snd_hdac_chip_writeb(chip, reg, value) \  argument
484 	_snd_hdac_chip_writeb(chip, AZX_REG_ ## reg, value)
485 #define snd_hdac_chip_readl(chip, reg) \  argument
486 	_snd_hdac_chip_readl(chip, AZX_REG_ ## reg)
487 #define snd_hdac_chip_readw(chip, reg) \  argument
488 	_snd_hdac_chip_readw(chip, AZX_REG_ ## reg)
489 #define snd_hdac_chip_readb(chip, reg) \  argument
490 	_snd_hdac_chip_readb(chip, AZX_REG_ ## reg)
493 #define snd_hdac_chip_updatel(chip, reg, mask, val) \  argument
494 	snd_hdac_chip_writel(chip, reg, \
495 			     (snd_hdac_chip_readl(chip, reg) & ~(mask)) | (val))
496 #define snd_hdac_chip_updatew(chip, reg, mask, val) \  argument
497 	snd_hdac_chip_writew(chip, reg, \
498 			     (snd_hdac_chip_readw(chip, reg) & ~(mask)) | (val))
499 #define snd_hdac_chip_updateb(chip, reg, mask, val) \  argument
500 	snd_hdac_chip_writeb(chip, reg, \
501 			     (snd_hdac_chip_readb(chip, reg) & ~(mask)) | (val))
504 #define snd_hdac_updatel(addr, reg, mask, val)		\  argument
505 	writel(((readl(addr + reg) & ~(mask)) | (val)), addr + reg)
507 #define snd_hdac_updatew(addr, reg, mask, val)		\  argument
508 	writew(((readw(addr + reg) & ~(mask)) | (val)), addr + reg)
511  * HD-audio stream
589 				  unsigned int streams, unsigned int reg);
614 #define snd_hdac_stream_writel(dev, reg, value) \  argument
615 	snd_hdac_reg_writel((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
616 #define snd_hdac_stream_writew(dev, reg, value) \  argument
617 	snd_hdac_reg_writew((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
618 #define snd_hdac_stream_writeb(dev, reg, value) \  argument
619 	snd_hdac_reg_writeb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
620 #define snd_hdac_stream_readl(dev, reg) \  argument
621 	snd_hdac_reg_readl((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
622 #define snd_hdac_stream_readw(dev, reg) \  argument
623 	snd_hdac_reg_readw((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
624 #define snd_hdac_stream_readb(dev, reg) \  argument
625 	snd_hdac_reg_readb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
626 #define snd_hdac_stream_readb_poll(dev, reg, val, cond, delay_us, timeout_us) \  argument
628 				 false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
629 #define snd_hdac_stream_readw_poll(dev, reg, val, cond, delay_us, timeout_us) \  argument
631 				 false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
632 #define snd_hdac_stream_readl_poll(dev, reg, val, cond, delay_us, timeout_us) \  argument
634 				 false, (dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
637 #define snd_hdac_stream_updatel(dev, reg, mask, val) \  argument
638 	snd_hdac_stream_writel(dev, reg, \
639 			       (snd_hdac_stream_readl(dev, reg) & \
641 #define snd_hdac_stream_updatew(dev, reg, mask, val) \  argument
642 	snd_hdac_stream_writew(dev, reg, \
643 			       (snd_hdac_stream_readw(dev, reg) & \
645 #define snd_hdac_stream_updateb(dev, reg, mask, val) \  argument
646 	snd_hdac_stream_writeb(dev, reg, \
647 			       (snd_hdac_stream_readb(dev, reg) & \
652 #define snd_hdac_dsp_lock_init(dev)	mutex_init(&(dev)->dsp_mutex)
653 #define snd_hdac_dsp_lock(dev)		mutex_lock(&(dev)->dsp_mutex)
654 #define snd_hdac_dsp_unlock(dev)	mutex_unlock(&(dev)->dsp_mutex)
655 #define snd_hdac_stream_is_locked(dev)	((dev)->locked)
694 	array->elem_size = size;  in snd_array_init()
695 	array->alloc_align = align;  in snd_array_init()
700 	return array->list + idx * array->elem_size;  in snd_array_elem()
705 	return (unsigned long)(ptr - array->list) / array->elem_size;  in snd_array_index()
710 	for ((idx) = 0, (ptr) = (array)->list; (idx) < (array)->used; \