1 /* SPDX-License-Identifier: GPL-2.0 */
3  * HD-audio core stuff
47  * HD-audio codec base device
53 	unsigned int addr;		/* codec address */  member
118 			 const char *name, unsigned int addr);
158  * snd_hdac_read_parm - read a codec parameter
163  * Returns -1 for error.  If you need to distinguish the error more
171 	return _snd_hdac_read_parm(codec, nid, parm, &val) < 0 ? -1 : val;  in snd_hdac_read_parm()
184 	atomic_inc(&codec->in_pm);  in snd_hdac_enter_pm()
190 	atomic_dec(&codec->in_pm);  in snd_hdac_leave_pm()
195 	return atomic_read(&codec->in_pm);  in snd_hdac_is_in_pm()
200 	return !pm_runtime_suspended(&codec->dev);  in snd_hdac_is_power_on()
215  * HD-audio codec base driver
242 	int (*get_response)(struct hdac_bus *bus, unsigned int addr,
264 	dma_addr_t addr;	/* physical address of CORB/RIRB buffer */  member
271  * HD-audio bus base driver
290 	unsigned long addr;  member
304 	/* link caddr -> codec */
378 int snd_hdac_bus_exec_verb_unlocked(struct hdac_bus *bus, unsigned int addr,
383 	set_bit(codec->addr, &codec->bus->codec_powered);  in snd_hdac_codec_link_up()
388 	clear_bit(codec->addr, &codec->bus->codec_powered);  in snd_hdac_codec_link_down()
392 int snd_hdac_bus_get_response(struct hdac_bus *bus, unsigned int addr,
413 unsigned int snd_hdac_aligned_read(void __iomem *addr, unsigned int mask);
414 void snd_hdac_aligned_write(unsigned int val, void __iomem *addr,
416 #define snd_hdac_aligned_mmio(bus)	(bus)->aligned_mmio
419 #define snd_hdac_aligned_read(addr, mask)	0  argument
420 #define snd_hdac_aligned_write(val, addr, mask) do {} while (0)  argument
423 static inline void snd_hdac_reg_writeb(struct hdac_bus *bus, void __iomem *addr,  in snd_hdac_reg_writeb()  argument
427 		snd_hdac_aligned_write(val, addr, 0xff);  in snd_hdac_reg_writeb()
429 		writeb(val, addr);  in snd_hdac_reg_writeb()
432 static inline void snd_hdac_reg_writew(struct hdac_bus *bus, void __iomem *addr,  in snd_hdac_reg_writew()  argument
436 		snd_hdac_aligned_write(val, addr, 0xffff);  in snd_hdac_reg_writew()
438 		writew(val, addr);  in snd_hdac_reg_writew()
441 static inline u8 snd_hdac_reg_readb(struct hdac_bus *bus, void __iomem *addr)  in snd_hdac_reg_readb()  argument
444 		snd_hdac_aligned_read(addr, 0xff) : readb(addr);  in snd_hdac_reg_readb()
447 static inline u16 snd_hdac_reg_readw(struct hdac_bus *bus, void __iomem *addr)  in snd_hdac_reg_readw()  argument
450 		snd_hdac_aligned_read(addr, 0xffff) : readw(addr);  in snd_hdac_reg_readw()
453 #define snd_hdac_reg_writel(bus, addr, val)	writel(val, addr)  argument
454 #define snd_hdac_reg_readl(bus, addr)	readl(addr)  argument
459 #define _snd_hdac_chip_writeb(chip, reg, value) \  argument
460 	snd_hdac_reg_writeb(chip, (chip)->remap_addr + (reg), value)
461 #define _snd_hdac_chip_readb(chip, reg) \  argument
462 	snd_hdac_reg_readb(chip, (chip)->remap_addr + (reg))
463 #define _snd_hdac_chip_writew(chip, reg, value) \  argument
464 	snd_hdac_reg_writew(chip, (chip)->remap_addr + (reg), value)
465 #define _snd_hdac_chip_readw(chip, reg) \  argument
466 	snd_hdac_reg_readw(chip, (chip)->remap_addr + (reg))
467 #define _snd_hdac_chip_writel(chip, reg, value) \  argument
468 	snd_hdac_reg_writel(chip, (chip)->remap_addr + (reg), value)
469 #define _snd_hdac_chip_readl(chip, reg) \  argument
470 	snd_hdac_reg_readl(chip, (chip)->remap_addr + (reg))
473 #define snd_hdac_chip_writel(chip, reg, value) \  argument
474 	_snd_hdac_chip_writel(chip, AZX_REG_ ## reg, value)
475 #define snd_hdac_chip_writew(chip, reg, value) \  argument
476 	_snd_hdac_chip_writew(chip, AZX_REG_ ## reg, value)
477 #define snd_hdac_chip_writeb(chip, reg, value) \  argument
478 	_snd_hdac_chip_writeb(chip, AZX_REG_ ## reg, value)
479 #define snd_hdac_chip_readl(chip, reg) \  argument
480 	_snd_hdac_chip_readl(chip, AZX_REG_ ## reg)
481 #define snd_hdac_chip_readw(chip, reg) \  argument
482 	_snd_hdac_chip_readw(chip, AZX_REG_ ## reg)
483 #define snd_hdac_chip_readb(chip, reg) \  argument
484 	_snd_hdac_chip_readb(chip, AZX_REG_ ## reg)
487 #define snd_hdac_chip_updatel(chip, reg, mask, val) \  argument
488 	snd_hdac_chip_writel(chip, reg, \
489 			     (snd_hdac_chip_readl(chip, reg) & ~(mask)) | (val))
490 #define snd_hdac_chip_updatew(chip, reg, mask, val) \  argument
491 	snd_hdac_chip_writew(chip, reg, \
492 			     (snd_hdac_chip_readw(chip, reg) & ~(mask)) | (val))
493 #define snd_hdac_chip_updateb(chip, reg, mask, val) \  argument
494 	snd_hdac_chip_writeb(chip, reg, \
495 			     (snd_hdac_chip_readb(chip, reg) & ~(mask)) | (val))
498  * HD-audio stream
567 				  unsigned int streams, unsigned int reg);
579 #define snd_hdac_stream_writel(dev, reg, value) \  argument
580 	snd_hdac_reg_writel((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
581 #define snd_hdac_stream_writew(dev, reg, value) \  argument
582 	snd_hdac_reg_writew((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
583 #define snd_hdac_stream_writeb(dev, reg, value) \  argument
584 	snd_hdac_reg_writeb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg, value)
585 #define snd_hdac_stream_readl(dev, reg) \  argument
586 	snd_hdac_reg_readl((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
587 #define snd_hdac_stream_readw(dev, reg) \  argument
588 	snd_hdac_reg_readw((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
589 #define snd_hdac_stream_readb(dev, reg) \  argument
590 	snd_hdac_reg_readb((dev)->bus, (dev)->sd_addr + AZX_REG_ ## reg)
593 #define snd_hdac_stream_updatel(dev, reg, mask, val) \  argument
594 	snd_hdac_stream_writel(dev, reg, \
595 			       (snd_hdac_stream_readl(dev, reg) & \
597 #define snd_hdac_stream_updatew(dev, reg, mask, val) \  argument
598 	snd_hdac_stream_writew(dev, reg, \
599 			       (snd_hdac_stream_readw(dev, reg) & \
601 #define snd_hdac_stream_updateb(dev, reg, mask, val) \  argument
602 	snd_hdac_stream_writeb(dev, reg, \
603 			       (snd_hdac_stream_readb(dev, reg) & \
608 #define snd_hdac_dsp_lock_init(dev)	mutex_init(&(dev)->dsp_mutex)
609 #define snd_hdac_dsp_lock(dev)		mutex_lock(&(dev)->dsp_mutex)
610 #define snd_hdac_dsp_unlock(dev)	mutex_unlock(&(dev)->dsp_mutex)
611 #define snd_hdac_stream_is_locked(dev)	((dev)->locked)
650 	array->elem_size = size;  in snd_array_init()
651 	array->alloc_align = align;  in snd_array_init()
656 	return array->list + idx * array->elem_size;  in snd_array_elem()
661 	return (unsigned long)(ptr - array->list) / array->elem_size;  in snd_array_index()
666 	for ((idx) = 0, (ptr) = (array)->list; (idx) < (array)->used; \